/**
 * ===========================================
 * KONFIGURATOR 3.0 - STYLESHEET
 * ===========================================
 * 
 * INHALTSVERZEICHNIS:
 * 1. FONTS - Schriftarten
 * 2. BASE - Grundlegende Styles
 * 3. CONTAINER - Hauptcontainer
 * 4. BUTTONS - Menü Buttons
 * 5. MENUS - Menüs und Wrapper
 * 6. PREVIEW - Vorschau Container
 * 7. SLIDERS - Slider Controls
 * 8. TEXT EDITING - Textbearbeitung
 * 9. CALLIGRAPHY - Kalligraphie
 * 10. ANGEBOT - Angebotserstellung
 * 11. LOGIN - Authentifizierung
 * 12. DRAG & DROP - Drag and Drop
 * 13. DESIGN MANAGEMENT - Designverwaltung
 * 14. UTILITIES - Hilfsstyles
 * 
 * ===========================================
 */

/* ===========================================
   1. FONTS - Schriftarten
   =========================================== */

@font-face {
    font-family: 'Cinzel';
    src: url('../fonts/Cinzel-Bold.woff2') format('woff2');
    font-display: swap;
}

@font-face {
    font-family: 'Montserrat';
    src: url('../fonts/Montserrat-Regular.woff2') format('woff2');
    font-display: swap;
}

@font-face {
    font-family: 'Trajan';
    src: url('../fonts/TrajanPro-Regular.woff2') format('woff2');
    font-display: swap;
}

@font-face {
    font-family: 'Trajan-bold';
    src: url('../fonts/TrajanPro-Bold.woff2') format('woff2');
    font-display: swap;
}

@font-face {
    font-family: 'Monotype';
    src: url('../fonts/Monotype-Corsiva.woff2') format('woff2');
    font-display: swap;
}

@font-face {
    font-family: 'Gabrielle';
    src: url('../fonts/Gabrielle.woff2') format('woff2');
    font-display: swap;
}

@font-face {
    font-family: 'Sols';
    src: url('../fonts/wm_Sols.ttf') format('truetype');
    font-display: swap;
}

@font-face {
    font-family: 'Nastaliq';
    src: url('../fonts/wm_Nastaliq.ttf') format('truetype');
    font-display: swap;
}

@font-face {
    font-family: 'Capitalis Quadrat';
    src: url('../fonts/Capitalis Quadrat Normal.ttf') format('truetype');
    font-display: swap;
}

@font-face {
    font-family: 'EB Garamond';
    src: url('../fonts/EBGaramond-Regular.ttf') format('truetype');
    font-display: swap;
}

@font-face {
    font-family: 'EB Garamond';
    src: url('../fonts/EBGaramond-SemiBold.ttf') format('truetype');
    font-weight: 600;
    font-display: swap;
}

@font-face {
    font-family: 'Times New Roman';
    src: url('../fonts/Times New Roman.ttf') format('truetype');
    font-display: swap;
}

@font-face {
    font-family: 'Times New Roman';
    src: url('../fonts/Times New Roman Bold.ttf') format('truetype');
    font-weight: bold;
    font-display: swap;
}

@font-face {
    font-family: 'Ekhtiar Now';
    src: url('../fonts/wm_Ekhtiar Now Jadoo.ttf') format('truetype');
    font-display: swap;
}

@font-face {
    font-family: 'Reyhan';
    src: url('../fonts/wm_Reyhan.ttf') format('truetype');
    font-display: swap;
}

/* ===========================================
   2. BASE - Grundlegende Styles
   =========================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    touch-action: var(--touch-action-manipulation);
}

html {
    height: 100%;
    width: 100%;
    overflow: hidden;
}

body {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
    padding: var(--spacing-xs);
    overflow: hidden;
    height: 100%;
    width: 100%;
    min-height: 100vh;
    min-height: -webkit-fill-available;
    font-family: var(--font-family-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    -webkit-text-size-adjust: 100%;
    position: relative;
    gap: var(--spacing-xl);
    background:
        /* Glass-Effekt Gradienten */
        radial-gradient(at 90% 94%, hsla(0, 0%, 70%, 0.6) 0px, transparent 50%),
        radial-gradient(at 52% 15%, hsla(0, 0%, 55%, 0.6) 0px, transparent 50%),
        radial-gradient(at 64% 71%, hsla(43, 100%, 86%, 0.6) 0px, transparent 50%),
        radial-gradient(at 47% 56%, hsla(0, 0%, 65%, 0.6) 0px, transparent 50%),
        radial-gradient(at 35% 88%, hsla(0, 0%, 80%, 0.6) 0px, transparent 50%),
        radial-gradient(at 16% 4%, hsla(53, 100%, 88%, 0.6) 0px, transparent 50%),
        radial-gradient(at 39% 25%, hsla(0, 0%, 50%, 0.6) 0px, transparent 50%),
        /* Hintergrundbild als unterste Ebene */
        url(../images/bg2.webp) center center/cover no-repeat;

    /* Weitere Effekte */
    backdrop-filter: var(--backdrop-blur-3xl) var(--backdrop-saturate-default);
    -webkit-backdrop-filter: var(--backdrop-blur-3xl) var(--backdrop-saturate-very-high);
    box-shadow: var(--shadow-inset-lg);
    /* Vignette */
}

.border {
    border: var(--border-width-thin) solid var(--color-white-20);
    box-shadow: 0px 2px 5px var(--color-black-50);
    padding: 0;
}

hr {
    border: none;
    height: 1.5px;
    background: linear-gradient(90deg,
            rgba(255, 255, 255, 0) 0%,
            var(--color-white-70) 20%,
            var(--color-white-90) 50%,
            var(--color-white-70) 80%,
            rgba(255, 255, 255, 0) 100%);
    border-radius: var(--radius-xs);
    margin: var(--spacing-rem-11xl) 0;
    opacity: var(--opacity-overlay);
    backdrop-filter: var(--backdrop-blur-xs) var(--backdrop-saturate-high);
}

/* ===========================================
   3. CONTAINER - Hauptcontainer
   =========================================== */

.container {
    width: 100%;
    max-width: var(--size-container-max-width);
    aspect-ratio: var(--size-container-aspect-ratio);
    min-height: var(--size-container-min-height);
    max-height: var(--size-container-max-height);
    box-sizing: border-box;
    background-image: url(/images/bg2.webp);
    border: none;
    border-radius: var(--radius-3xl);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    overflow: hidden;
    position: relative;
    z-index: var(--z-index-base);
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    -webkit-perspective: 1000;
    perspective: 1000;
    /* Apple-style smooth zoom animation */
    transition: transform var(--transition-slower);

}

@media screen and (max-width: 1024px) {
    .container {
        max-width: 90vw;
        max-height: 80vh;
    }
}

@media screen and (max-width: 768px) {
    .container {
        width: 100%;
        max-height: 85vh;
        border-radius: var(--radius-10xl);
    }
}

@media screen and (max-width: 480px) {

    /* Mobile-specific fixes for selection outlines */
    .container {
        width: 100vw;
        height: 100%;
        max-height: 90vh;
        border-radius: var(--radius-3xl);
        padding: var(--spacing-2xl);
        /* Increased padding to prevent outline cutoff - besonders wichtig für iOS Safari */
        -webkit-overflow-scrolling: touch;
        /* Ensure outlines are fully visible */
        overflow: visible;
        /* iOS Safari Fix: Sicherstellen dass Outline nicht abgeschnitten wird */
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
    }

    .preview-container {
        height: 80%;
        overflow: visible;
        /* Ensure outlines are not clipped */
        /* iOS Safari Fix: Padding hinzufügen um Outline-Platz zu schaffen */
        padding: var(--spacing-lg);
        box-sizing: border-box;
    }
}

/* Optimizations specifically for touch devices */
@media (hover: none) and (pointer: coarse) {

    .container::before,
    .container::after {
        -webkit-filter: blur(2px);
        filter: blur(2px);
        opacity: 0.4;
        -webkit-transform: translate3d(0, 0, 0);
        transform: translate3d(0, 0, 0);
    }

    .container {
        -webkit-overflow-scrolling: touch;
        -webkit-transform: translate3d(0, 0, 0);
        transform: translate3d(0, 0, 0);
    }
}

/* ===========================================
   4. BUTTONS - Menü Buttons
   =========================================== */

.hide-btn,
.show-btn,
.bg-btn {
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    width: var(--size-btn-xs);
    height: var(--size-btn-xs);
    border-radius: var(--radius-full);
    position: absolute;
    top: 2px;
    font-size: var(--font-size-8xl);
    touch-action: var(--touch-action-manipulation);
    background-color: rgba(255, 255, 255, 0.08);
    border: var(--border-width-thin) solid var(--border-color-default);
    pointer-events: auto;
    cursor: pointer;
    transition: opacity var(--transition-base), border-color var(--transition-base);
    box-shadow: var(--shadow-xs);
    overflow: hidden;
    backdrop-filter: var(--backdrop-blur-xs);
    -webkit-backdrop-filter: var(--backdrop-blur-xs);
}

.hide-btn,
.show-btn {
    background-size: 100%;
    background-color: transparent;
    border: var(--border-width-thin) solid var(--border-color-default);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

.hide-btn {
    right: var(--spacing-lg);
    background-image: url(../images/icons/hide.svg);
    filter: brightness(0) invert(1) opacity(0.9);
}

.show-btn {
    right: var(--spacing-lg);
    background-image: url(../images/icons/show.svg);
    filter: brightness(0) invert(1) opacity(0.5);
}

.bg-btn {
    right: 35px;
    background-image: url(../images/bg2.webp);
}

.hide-btn:hover,
.show-btn:hover,
.bg-btn:hover {
    opacity: var(--opacity-hover);
    border-color: var(--border-color-strong);
}

.hide-btn:hover {
    filter: brightness(0) invert(1) opacity(1);
}

.show-btn:hover {
    filter: brightness(0) invert(1) opacity(1);
}

.hide-btn:active,
.show-btn:active,
.bg-btn:active {
    opacity: var(--opacity-active);
}

.menu-btns {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    z-index: var(--z-index-menu);
    padding: var(--spacing-xl) 0;
    box-sizing: border-box;
    color: var(--color-text-primary);
    pointer-events: none;
    /* Allow events to pass through container */
}

.top-btns,
.btm-btns {
    width: 100%;
    display: flex;
    justify-content: space-between;
    position: relative;
    z-index: var(--z-index-menu-high);
    pointer-events: none;
    /* Allow events to pass through container */
}

.btm-btns>div {
    display: flex;
    gap: var(--spacing-sm);
    pointer-events: none;
    /* Allow events to pass through container */
}

.menu-btn {
    width: var(--size-btn-lg);
    height: var(--size-btn-lg);
    border-radius: var(--radius-pill);
    color: var(--color-text-primary);
    box-sizing: border-box;
    background-color: var(--color-gray-50);
    -webkit-backdrop-filter: var(--backdrop-blur-md);
    backdrop-filter: var(--backdrop-blur-md);
    position: relative;
    border: none;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    touch-action: var(--touch-action-manipulation);
    -webkit-transition: var(--transition-all-slow);
    transition: var(--transition-all-slow);
    overflow: hidden;
    pointer-events: auto;
    /* Re-enable events for buttons */
}

.menu-btn::before {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    border-radius: var(--radius-pill);
    border: var(--border-width-thick) solid transparent;
    background: linear-gradient(145deg,
            var(--color-white-80),
            var(--color-black-10) 70%,
            var(--color-black-10) 70%,
            var(--color-white-80)) border-box;
    -webkit-mask:
        linear-gradient(#fff 0 0) padding-box,
        linear-gradient(#fff 0 0) border-box;
    mask:
        linear-gradient(#fff 0 0) padding-box,
        linear-gradient(#fff 0 0) border-box;
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.menu-btn:hover {
    background-color: var(--color-gold-hover);
    backdrop-filter: var(--backdrop-blur-lg);
    box-shadow:
        inset 0 0 0 0.5px rgba(255, 217, 0, 0.3),
        var(--shadow-2xl);
}

#einfassung-btn {
    background-image: url(../images/icons/einfassung.svg);
    background-size: 75%;
}

#stein-btn {
    background-image: url(../images/icons/stein.svg);
    background-size: 120%;
}

#abdeckplatten-btn {
    background-image: url(../images/icons/abdeckplatte.svg);
    background-size: 40%;
}

#text-btn {
    background-image: url(../images/icons/letter-case.svg);
    background-size: 70%;

}

#calligraphy-btn {
    background-image: url(../images/icons/calligraphy.svg);
    background-size: 70%;

}

#blumen-btn {
    background-image: url(../images/icons/blumen.svg);
    background-size: 100%;
    background-color: var(--color-red);
    display: none;
}

#design-btn {
    background-image: url(../images/icons/grab.svg);
    background-size: 90%;

}

#angebot-btn {
    background-image: url(../images/icons/angebot.svg);
    background-size: 60%;

}

#expand-btn {
    background-image: url(../images/icons/expand.svg);
    background-size: 60%;
}

/* Ensure relative positioning for expand button container */
.btm-btns>div:first-child {
    position: relative;
}

@media screen and (max-width: 480px) {

    #expand-btn,
    #angebot-btn {
        display: none;
        /* Adjusted for tablet and larger screens */
    }
}

#download-btn {
    background-image: url(../images/icons/download.svg);
    background-size: 80%;
}

#catalog-btn {
    background-image: url(../images/icons/catalog-magazine.svg);
    background-size: 60%;
}

#img-dl-btn {
    background-image: url(../images/icons/image.svg);
    background-size: 60%;
}

#pdf-dl-btn {
    background-image: url(../images/icons/pdf.svg);
    background-size: 65%;
}

#print-preview-btn {
    display: flex;
    align-items: center;
    justify-content: center;
}

#print-preview-btn i,
#print-preview-btn svg {
    width: 70%;
    height: 70%;
    stroke-width: 2.5;
}

#bin-btn {
    background-image: url(../images/icons/bin-closed.svg);
    background-size: 70%;
    position: relative;
    transition: transform var(--transition-bounce),
        filter var(--transition-base),
        box-shadow var(--transition-base),
        background-image var(--transition-fast);
    display: none;
}

#bin-btn:hover {
    background-image: url(../images/icons/bin-open.svg);
    background-size: 70%;
    transform: var(--transform-scale-strong);
}

#bin-btn.dropzone-active {
    background-image: url(../images/icons/bin-open.svg);
    transform: var(--transform-scale-stronger);
    filter: var(--filter-brightness-hover);
    box-shadow: var(--shadow-gold-strong);
    display: block;
}

/* Show bin button with pulse animation when text elements are being dragged */
body.dragging-text #bin-btn {
    display: block;
    animation: pulse-bin var(--animation-duration-pulse) infinite;
    pointer-events: auto;

}

@keyframes pulse-bin {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 196, 0, 1);
    }

    70% {
        box-shadow: 0 0 0 10px rgba(255, 0, 0, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(255, 0, 0, 0);
    }
}

/* Animation for bin button when processing deletion */
#bin-btn.receiving-text {
    background-image: url(../images/icons/bin-open.svg) !important;
    transform: var(--transform-scale-strongest) !important;
    filter: var(--filter-brightness-active) !important;
    box-shadow: var(--shadow-gold-strong) !important;
    transition: var(--transition-bounce) !important;
}

/* ===========================================
   5. MENUS - Menüs und Wrapper
   =========================================== */
.menu-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-index-menu-high);
    color: var(--color-text-primary);
    background-color: var(--color-gray-50);
    backdrop-filter: var(--backdrop-blur-md);
    transition: var(--transition-smooth);
    box-sizing: border-box;
    padding: 0;
    overflow: hidden;
    /* Performance: content-visibility for hidden menus */
    content-visibility: auto;
    contain: layout style paint;
}

/* Wrapper mit material-picker: vertikales Scrollen erlauben */
.stein-wrapper,
.einfassung-wrapper,
#abdeckplatten-wrapper {
    overflow: auto;
}

/* Calligraphy wrapper - flex layout for better organization */

#calligraphy-wrapper {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-5xl);
    padding-bottom: var(--spacing-22xl);
    gap: var(--spacing-2xl);
}

/* Blumen wrapper - fades in with 33% width on desktop */
.blumen-wrapper {
    width: 33% !important;
    left: auto !important;
    right: 0 !important;
    opacity: 0;
    transition: opacity var(--transition-smooth);
    border-radius: var(--radius-3xl) 0 0 var(--radius-3xl);
    box-shadow: -4px 0 20px var(--color-black-30);
}

.blumen-wrapper[style*="display: block"] {
    opacity: 1 !important;
}

.blumen-wrapper .menu-close-btn {
    right: var(--spacing-xl);
    left: auto;
}

/* Mobile blumen wrapper - fades in with 50% height */
@media screen and (max-width: 768px) {
    .blumen-wrapper {
        width: 100% !important;
        height: 50% !important;
        left: 0 !important;
        right: auto !important;
        top: 0 !important;
        opacity: 0 !important;
        transition: opacity var(--transition-smooth) !important;
        border-radius: 0 0 var(--radius-3xl) var(--radius-3xl);
        box-shadow: 0 4px 20px var(--color-black-30);
    }

    .blumen-wrapper[style*="display: block"] {
        opacity: 1 !important;
    }

    .blumen-item img {
        max-width: var(--size-image-xl);
        width: 100%;
        height: auto;
    }

    .blumen-content {
        justify-items: center;
        grid-template-columns: var(--grid-cols-2);
        gap: var(--spacing-7xl);
    }

}

.stein-content,
.einfassung-content,
.abdeckplatten-content,
.blumen-content {
    width: 100%;
    height: 100%;
    display: grid;
    grid-template-columns: var(--grid-cols-auto-fit);
    gap: var(--spacing-9xl);
    overflow-y: auto;
    padding: var(--spacing-10xl) 0 175px 0;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: var(--color-black-20) transparent;
    justify-content: center;
    justify-items: center;
    align-items: center;
}

.einfassung-content {
    align-items: flex-start;
}

.stein-content {
    align-items: flex-end;
}

@media screen and (max-width: 768px) {

    .einfassung-content,
    .blumen-content {
        grid-template-columns: var(--grid-cols-2);
        gap: var(--spacing-5xl);
        padding: var(--spacing-4xl) 0 180px 0;
    }

    .abdeckplatten-content {
        grid-template-columns: var(--grid-cols-2);
        gap: var(--spacing-5xl);
        padding: var(--spacing-4xl) 0 175px 0;
    }

    .stein-content {
        grid-template-columns: var(--grid-cols-3);
    }

    /* Doppelte Einfassung im Menü auf mobilen Bildschirmen ausblenden */
    .einfassung-item:has(img[src*="doppel"]) {
        display: none;
    }

}

@media screen and (max-width: 480px) {

    .einfassung-content,
    .blumen-content {
        grid-template-columns: var(--grid-cols-2);
        gap: var(--spacing-2xl);
        padding: var(--spacing-xl) 0 var(--spacing-21xl) 0;
        height: auto;
    }

    .abdeckplatten-content {
        grid-template-columns: var(--grid-cols-2);
        gap: var(--spacing-2xl);
        padding: var(--spacing-xl) 0 175px 0;
    }

    .stein-content {
        grid-template-columns: var(--grid-cols-3);
        align-items: flex-end;
    }

    .blumen-content {
        padding: var(--spacing-7xl) 0 var(--spacing-21xl) 0;
    }

    /* Doppelte Einfassung im Menü auf mobilen Bildschirmen ausblenden */
    .einfassung-item:has(img[src*="doppel"]) {
        display: none;
    }

}

.einfassung-item,
.abdeckplatten-item,
.blumen-item,
.stein-item {
    width: 100%;
    max-width: var(--size-image-xl);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    box-sizing: border-box;
}

.stein-item img,
.einfassung-item img,
.abdeckplatten-item img,
.blumen-item img {
    width: 100%;
    max-width: var(--size-image-md);
    transition: transform var(--transition-smooth);
    cursor: pointer;
    /* Performance: GPU acceleration for hover transforms */
    will-change: transform;
    transform: translateZ(0);
}

/* Landscape stones in menu - proportionally wider */
.stein-item img.menu-stone-landscape {
    max-width: 210px;
    /* 44% wider than standard 150px */
}

/* Portrait stones in menu - standard size */
.stein-item img.menu-stone-portrait {
    max-width: 150px;
}

.einfassung-item img,
.abdeckplatten-item img {
    max-width: var(--size-image-2xl);
}

/* Desktop: Kleinere Bilder für 3-Spalten-Layout */
@media screen and (min-width: 769px) {

    .einfassung-item img,
    .abdeckplatten-item img {
        max-width: var(--size-image-lg);
    }

}

.stein-item h3,
.einfassung-item h3,
.abdeckplatten-item h3 {
    font-size: 16px;
    font-weight: bold;
    text-align: center;
    margin: 0;
    padding: 0;
}

.stein-material-picker,
.einfassung-material-picker,
.abdeckplatte-material-picker {
    position: -webkit-sticky;
    position: sticky;
    top: 0;
    left: 0;
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: center;
    padding: var(--spacing-lg) var(--spacing-5xl);
    gap: var(--spacing-2xl);
    background-color: var(--color-gray-20);
    backdrop-filter: var(--backdrop-blur-md);
    box-shadow: var(--shadow-xl);
    border-bottom: var(--border-width-thin) solid var(--border-color-default);
    border-bottom-left-radius: var(--radius-11xl);
    border-bottom-right-radius: var(--radius-11xl);
    box-sizing: border-box;
    overflow-x: auto;
    overflow-y: hidden;
    max-width: 100%;
    z-index: var(--z-index-overlay);
    margin-top: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: auto;
}

/* Mobile: Material-Picker horizontal scrollbar */
@media screen and (max-width: 768px) {

    .stein-material-picker,
    .einfassung-material-picker,
    .abdeckplatte-material-picker {
        justify-content: flex-start;
        padding: var(--spacing-lg) var(--spacing-3xl);
        gap: var(--spacing-lg);
    }
}

.material-btn {
    flex: 0 0 auto;
    min-width: var(--size-image-xs);
    max-width: 70px;
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    transition: var(--transition-all-slow);
    /* Performance: GPU acceleration for button interactions */
    will-change: transform;
    transform: translateZ(0);
}

.material-btn img {
    width: 100%;
    max-width: var(--size-image-xs);
    max-height: var(--size-image-xs);
    aspect-ratio: 1 / 1;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: var(--border-width-thin) solid var(--border-color-default);
    box-shadow: 0 2px 10px var(--color-black-10);
    backdrop-filter: var(--backdrop-blur-xl);
    background-color: var(--color-white-10);
}

.material-btn h3 {
    font-size: 0.6em;
    margin-top: 0.3em;
    font-weight: 700;
    color: var(--color-black-80);
}

.material-btn:hover img,
.material-btn.active img {
    background-color: var(--color-gold-hover);
    backdrop-filter: var(--backdrop-blur-lg);
    border: var(--border-width-thick) solid var(--color-gold);
}

/* Hide buttons: keep positioning for future custom overlays if needed */
.material-btn[class*="-hide-btn"] {
    position: relative;
    isolation: isolate;
}


/* --- Text and Design Menu --- */

.text-menu,
.download-menu {
    width: var(--size-btn-lg);
    max-height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    text-align: center;
    gap: var(--spacing-sm);
    position: absolute;
    z-index: var(--z-index-menu);
    box-sizing: border-box;
    transition: left var(--transition-slow);
    background-color: var(--color-gray-50);
    backdrop-filter: var(--backdrop-blur-md);
    box-shadow:
        inset 0 0 0 0.5px var(--color-white-20),
        var(--shadow-lg);
    border-radius: var(--radius-6xl);
    color: var(--color-text-white);
    /* Performance: content-visibility for hidden menus */
    content-visibility: auto;
    contain: layout style paint;
}

.download-menu {
    bottom: 60px;
    left: 60px;
}

.text-menu {
    width: fit-content;
    min-width: 180px;
    max-width: 210px;
    height: auto;
    margin: 0 auto;
    padding: var(--spacing-rem-9xl);
    bottom: 65px;
    right: var(--spacing-xl);
}

@media screen and (max-width: 480px) {
    .download-menu {
        left: 11px;
        bottom: 70px;
        /* Adjusted for tablet and larger screens */
    }

    #print-preview-btn,
    #pdf-dl-btn {
        display: none;
    }
}

#schrift-btn {
    background-image: url(../images/icons/letter-case.svg);
    background-size: 75%;
    background-repeat: no-repeat;
    background-position: center;
}

/* ===========================================
   6. PREVIEW - Vorschau Container
   =========================================== */

.preview-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: var(--z-index-preview);
    pointer-events: none;
    aspect-ratio: 1 / 1;
    max-width: 100%;
    max-height: 100%;
}

.preview-container img {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform var(--transition-bounce);
    transform-origin: center center;
    z-index: var(--z-index-content-high);
}

/* Einfassung positioning */
.preview-container img.einfassung-preview {
    z-index: var(--z-index-content);
    transform: translate(-50%, -50%) scale(1.1) translateY(55%);
    width: 100%;
    max-width: var(--base-einfassung-max-width);
    min-width: var(--base-einfassung-min-width);
}

/* Doppelte Einfassung - doppelte Breite */
.preview-container img.einfassung-preview[src*="doppel"] {
    max-width: calc(var(--base-einfassung-max-width) * 1.5);
    min-width: calc(var(--base-einfassung-min-width) * 1.5);
}

/* Stone positioning - with einfassung */
.preview-container img:not(.einfassung-preview):not(.calligraphy-preview):not(.abdeckplatte-preview):not(.blumen-preview) {
    z-index: var(--z-index-preview);
    transform: translate(-50%, -50%) scale(0.35) translateY(-37.5%);
    width: 50%;
    max-width: calc(var(--base-stone-max-width) * var(--stone-max-width-factor));
    min-width: var(--base-stone-min-width);
}

/* Portrait stones specific positioning */
.preview-container img.stone-portrait {
    transform: translate(-50%, -50%) scale(0.32) translateY(-63.75%);
    width: 50%;
    max-width: calc(var(--base-stone-max-width) * var(--stone-max-width-factor));
    min-width: var(--base-stone-min-width);
}

/* Landscape stones (Breitsteine) specific positioning */
.preview-container img.stone-landscape {
    transform: translate(-50%, -50%) scale(0.37) translateY(-36%) !important;
    width: 50%;
    max-width: calc(var(--base-stone-max-width) * var(--stone-max-width-factor));
    min-width: var(--base-stone-min-width);
}

/* Stone positioning - without einfassung (steinnoeinfassung) */
.preview-container:not(:has(.einfassung-preview)) img:not(.calligraphy-preview):not(.abdeckplatte-preview):not(.blumen-preview):not(.stone-landscape) {
    transform: translate(-50%, -50%) scale(1) translateY(10%);
}

/* Portrait stones without einfassung */
.preview-container:not(:has(.einfassung-preview)) img.stone-portrait {
    transform: translate(-50%, -50%) scale(1) translateY(10%);
}

/* Landscape stones without einfassung */
.preview-container:not(:has(.einfassung-preview)) img.stone-landscape {
    transform: translate(-50%, -50%) scale(var(--stone-scale-factor, 1.2)) translateY(5%) !important;
}

.preview-container img.calligraphy-preview {
    z-index: 200;
    width: var(--size-image-sm);
    height: auto;
    min-width: auto;
    pointer-events: auto;
    cursor: move;
    filter: drop-shadow(0 0 5px var(--color-black-30));
    transition: width var(--transition-width);
}

/* Abdeckplatte positioning */
.preview-container img.abdeckplatte-preview {
    z-index: var(--z-index-overlay);
    transform: translate(-50%, -50%) scale(1.1) translateY(55%);
    width: 100%;
    max-width: var(--base-einfassung-max-width);
    min-width: var(--base-einfassung-min-width);
}

/* Media Queries for screens under 830px */
@media screen and (max-width: 830px) {

    /* Einfassung positioning */
    .preview-container img.einfassung-preview {
        transform: translate(-50%, -50%) scale(0.9) translateY(55%);
    }

    /* Doppelte Einfassung - auf mobilen Bildschirmen ausblenden */
    .preview-container img.einfassung-preview[src*="doppel"] {
        display: none;
    }

    /* Stone positioning - with einfassung */
    .preview-container img:not(.einfassung-preview):not(.calligraphy-preview):not(.abdeckplatte-preview):not(.blumen-preview) {
        transform: translate(-50%, -50%) scale(0.29) translateY(-38%);
    }

    /* Portrait stones specific positioning */
    .preview-container img.stone-portrait {
        transform: translate(-50%, -50%) scale(0.32) translateY(-63.75%);
    }

    /* Landscape stones (Breitsteine) specific positioning */
    .preview-container img.stone-landscape {
        transform: translate(-50%, -50%) scale(0.35) translateY(-36%) !important;
    }

    /* Stone positioning - without einfassung (steinnoeinfassung) */
    .preview-container:not(:has(.einfassung-preview)) img:not(.calligraphy-preview):not(.abdeckplatte-preview):not(.blumen-preview):not(.stone-landscape) {
        transform: translate(-50%, -50%) scale(0.7) translateY(10%);
    }

    /* Landscape stones without einfassung */
    .preview-container:not(:has(.einfassung-preview)) img.stone-landscape {
        transform: translate(-50%, -50%) scale(var(--stone-scale-factor, 1)) translateY(5%) !important;
    }

    /* Abdeckplatte positioning */
    .preview-container img.abdeckplatte-preview {
        transform: translate(-50%, -50%) scale(0.9) translateY(55%);
    }
}

/* Media Queries for screens under 480px */
@media screen and (min-width: 380px) and (max-width: 480px) {

    /* Einfassung positioning */
    .preview-container img.einfassung-preview {
        transform: translate(-50%, -50%) scale(1) translateY(55%);
    }

    /* Doppelte Einfassung - auf mobilen Bildschirmen ausblenden */
    .preview-container img.einfassung-preview[src*="doppel"] {
        display: none;
    }

    /* Stone positioning - with einfassung */
    .preview-container img:not(.einfassung-preview):not(.calligraphy-preview):not(.abdeckplatte-preview):not(.blumen-preview) {
        transform: translate(-50%, -50%) scale(0.45) translateY(-38%);
    }

    /* Portrait stones specific positioning */
    .preview-container img.stone-portrait {
        transform: translate(-50%, -50%) scale(0.32) translateY(-62%);
    }

    /* Landscape stones (Breitsteine) specific positioning */
    .preview-container img.stone-landscape {
        transform: translate(-50%, -50%) scale(0.65) translateY(-36%) !important;
    }

    /* Stone positioning - without einfassung (steinnoeinfassung) */
    .preview-container:not(:has(.einfassung-preview)) img:not(.calligraphy-preview):not(.abdeckplatte-preview):not(.blumen-preview):not(.stone-landscape) {
        transform: translate(-50%, -50%) scale(1.2) translateY(25%);
    }

    /* Landscape stones without einfassung */
    .preview-container:not(:has(.einfassung-preview)) img.stone-landscape {
        transform: translate(-50%, -50%) scale(1.7) translateY(42.5%) !important;
    }

    /* Abdeckplatte positioning */
    .preview-container img.abdeckplatte-preview {
        transform: translate(-50%, -50%) scale(1) translateY(55%);
    }
}

/* Media Queries for screens under 480px */
@media screen and (max-width: 379px) {

    /* Einfassung positioning */
    .preview-container img.einfassung-preview,
    .preview-container img.abdeckplatte-preview {
        transform: translate(-50%, -50%) scale(0.9) translateY(55%);
    }

    /* Doppelte Einfassung - auf mobilen Bildschirmen ausblenden */
    .preview-container img.einfassung-preview[src*="doppel"] {
        display: none;
    }

    /* Stone positioning - with einfassung */
    .preview-container img:not(.einfassung-preview):not(.calligraphy-preview):not(.abdeckplatte-preview):not(.blumen-preview) {
        transform: translate(-50%, -50%) scale(0.45) translateY(-38%);
    }

    /* Portrait stones specific positioning */
    .preview-container img.stone-portrait {
        transform: translate(-50%, -50%) scale(0.32) translateY(-62%);
    }

    /* Landscape stones (Breitsteine) specific positioning */
    .preview-container img.stone-landscape {
        transform: translate(-50%, -50%) scale(0.65) translateY(-36%) !important;
    }

    /* Stone positioning - without einfassung (steinnoeinfassung) */
    .preview-container:not(:has(.einfassung-preview)) img:not(.calligraphy-preview):not(.abdeckplatte-preview):not(.blumen-preview):not(.stone-landscape) {
        transform: translate(-50%, -50%) scale(1.2) translateY(10%);
    }

    /* Landscape stones without einfassung */
    .preview-container:not(:has(.einfassung-preview)) img.stone-landscape {
        transform: translate(-50%, -50%) scale(1.7) translateY(20%) !important;
    }

}

/* ===========================================
   7. SLIDERS - Slider Controls
   =========================================== */

/* Size Slider Styles */
#size-slider {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%) rotate(90deg);
    background-color: var(--color-gray-50);
    backdrop-filter: var(--backdrop-blur-md);
    -webkit-backdrop-filter: var(--backdrop-blur-md);
    padding: var(--spacing-xl) var(--spacing-xl);
    border-radius: var(--radius-3xl);
    box-shadow:
        inset 0 0 0 0.5px var(--color-white-20),
        var(--shadow-lg);
    display: none;
    z-index: var(--z-index-menu-highest);
    pointer-events: auto;
    transition: var(--transition-all-slow);
}

#size-slider::before {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    border-radius: var(--radius-3xl);
    border: var(--border-width-thin) solid transparent;
    background: linear-gradient(145deg,
            var(--color-white-40),
            var(--color-black-10) 70%,
            var(--color-black-10) 70%,
            var(--color-white-40)) border-box;
    -webkit-mask:
        linear-gradient(#fff 0 0) padding-box,
        linear-gradient(#fff 0 0) border-box;
    mask:
        linear-gradient(#fff 0 0) padding-box,
        linear-gradient(#fff 0 0) border-box;
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

#width-slider {
    display: flex;
    justify-content: center;
    width: 100px;
    height: 5px;
    appearance: none;
    -webkit-appearance: none;
    background: var(--color-white-30);
    outline: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    /* Improve touch handling */
    touch-action: var(--touch-action-none);
    /* Ensure smooth movement on all platforms */
    will-change: transform;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

#width-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: var(--size-icon-2xl);
    height: var(--size-icon-2xl);
    background: var(--color-white-80);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-bounce);
    box-shadow: var(--shadow-md);
    /* Improve smoothness */
    will-change: transform;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

#width-slider::-webkit-slider-thumb:hover {
    background: var(--color-white-95);
    transform: var(--transform-scale-stronger) translateZ(0);
    -webkit-transform: var(--transform-scale-stronger) translateZ(0);
    box-shadow: 0 3px 8px var(--color-black-40);
}

#width-slider::-moz-range-thumb {
    width: var(--size-icon-2xl);
    height: var(--size-icon-2xl);
    background: var(--color-white-80);
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-bounce);
    box-shadow: var(--shadow-md);
    will-change: transform;
    transform: translateZ(0);
}

#width-slider::-moz-range-thumb:hover {
    background: var(--color-white-95);
    transform: var(--transform-scale-stronger) translateZ(0);
    box-shadow: 0 3px 8px var(--color-black-40);
}

/* For IE/Edge (if needed) */
#width-slider::-ms-thumb {
    width: var(--size-icon-2xl);
    height: var(--size-icon-2xl);
    background: var(--color-white-80);
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-bounce);
    box-shadow: var(--shadow-md);
}

/* Style the track for Firefox */
#width-slider::-moz-range-track {
    height: 5px;
    background: var(--color-white-30);
    border-radius: var(--radius-sm);
}

/* Style the track for IE/Edge */
#width-slider::-ms-track {
    height: 5px;
    background: var(--color-white-30);
    border-radius: var(--radius-sm);
}

/* Zoom Slider Styles */
#zoom-slider {
    position: absolute;
    bottom: 100%;
    left: 27.5%;
    transform: translateX(-50%);
    margin-bottom: var(--spacing-xl);
    background-color: var(--color-gray-50);
    backdrop-filter: var(--backdrop-blur-md);
    -webkit-backdrop-filter: var(--backdrop-blur-md);
    padding: var(--spacing-xl) var(--spacing-4xl);
    border-radius: var(--radius-3xl);
    box-shadow:
        inset 0 0 0 0.5px var(--color-white-20),
        var(--shadow-lg);
    display: none;
    z-index: var(--z-index-menu-highest);
    pointer-events: auto;
    transition: var(--transition-all-slow);
}

#zoom-slider::before {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    border-radius: var(--radius-3xl);
    border: var(--border-width-thin) solid transparent;
    background: linear-gradient(145deg,
            var(--color-white-40),
            var(--color-black-10) 70%,
            var(--color-black-10) 70%,
            var(--color-white-40)) border-box;
    -webkit-mask:
        linear-gradient(#fff 0 0) padding-box,
        linear-gradient(#fff 0 0) border-box;
    mask:
        linear-gradient(#fff 0 0) padding-box,
        linear-gradient(#fff 0 0) border-box;
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

#zoom-range {
    display: flex;
    justify-content: center;
    width: 120px;
    height: 5px;
    appearance: none;
    -webkit-appearance: none;
    background: var(--color-white-30);
    outline: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    touch-action: var(--touch-action-none);
    will-change: transform;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

#zoom-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: var(--size-icon-2xl);
    height: var(--size-icon-2xl);
    background: var(--color-white-80);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-bounce);
    box-shadow: var(--shadow-md);
    will-change: transform;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

#zoom-range::-webkit-slider-thumb:hover {
    background: var(--color-white-95);
    transform: var(--transform-scale-stronger) translateZ(0);
    -webkit-transform: var(--transform-scale-stronger) translateZ(0);
    box-shadow: 0 3px 8px var(--color-black-40);
}

#zoom-range::-moz-range-thumb {
    width: var(--size-icon-2xl);
    height: var(--size-icon-2xl);
    background: var(--color-white-80);
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-bounce);
    box-shadow: var(--shadow-md);
    will-change: transform;
    transform: translateZ(0);
}

#zoom-range::-moz-range-thumb:hover {
    background: var(--color-white-95);
    transform: var(--transform-scale-stronger) translateZ(0);
    box-shadow: 0 3px 8px var(--color-black-40);
}

#zoom-range::-ms-thumb {
    width: var(--size-icon-2xl);
    height: var(--size-icon-2xl);
    background: var(--color-white-80);
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-bounce);
    box-shadow: var(--shadow-md);
}

#zoom-range::-moz-range-track {
    height: 5px;
    background: var(--color-white-30);
    border-radius: var(--radius-sm);
}

#zoom-range::-ms-track {
    height: 5px;
    background: var(--color-white-30);
    border-radius: var(--radius-sm);
}

/* ===========================================
   8. TEXT EDITING - Textbearbeitung
   =========================================== */

.text-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
    gap: var(--spacing-rem-10xl);
    padding: var(--spacing-rem-11xl);
    backdrop-filter: var(--backdrop-blur-xl);
    background: var(--color-white-10);
    border-radius: var(--radius-10xl);
}

.text-controls {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-rem-9xl);
    width: 100%;
}

/* Control Group Styling */
.control-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-rem-md);
    width: 100%;
}

.control-group-action {
    margin-top: 0.2rem;
    padding-top: var(--spacing-rem-5xl);
    border-top: var(--border-width-thin) solid var(--color-white-10);
}

.control-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-primary);
    text-transform: uppercase;
    letter-spacing: 0.4px;
    margin-bottom: 0.1rem;
}

/* Font Select Styling */
.font-select-wrapper {
    width: 100%;
}

.font-select {
    width: 100%;
    border-radius: var(--radius-3xl);
    font-size: var(--font-size-base);
    color: var(--color-text-primary);
    background: var(--color-white-15);
    border: var(--border-width-thin) solid var(--border-color-default);
    backdrop-filter: var(--backdrop-blur-sm);
    padding: var(--spacing-rem-lg) var(--spacing-rem-6xl);
    cursor: pointer;
    transition: var(--transition-all);
    font-family: var(--font-family-montserrat);
}

.font-select:hover {
    border-color: var(--color-white-50);
    background: var(--color-white-20);
}

.font-select:focus {
    border-color: var(--color-white-70);
    outline: none;
    box-shadow: var(--shadow-focus);
    background: var(--color-white-20);
}

.font-select option {
    background-color: var(--color-bg-dark);
    color: var(--color-text-white);
    padding: var(--spacing-rem-4xl);
    font-size: var(--font-size-2xl);
}

/* Size Select Styling */
.size-select {
    width: 100%;
    border-radius: var(--radius-3xl);
    font-size: var(--font-size-base);
    color: var(--color-text-primary);
    background: var(--color-white-15);
    border: var(--border-width-thin) solid var(--border-color-default);
    backdrop-filter: var(--backdrop-blur-sm);
    padding: var(--spacing-rem-lg) var(--spacing-rem-6xl);
    cursor: pointer;
    transition: var(--transition-all);
    font-family: var(--font-family-montserrat);
}

.size-select:hover {
    border-color: var(--color-white-50);
    background: var(--color-white-20);
}

.size-select:focus {
    border-color: var(--color-white-70);
    outline: none;
    box-shadow: var(--shadow-focus);
    background: var(--color-white-20);
}

.size-select option {
    background-color: var(--color-bg-dark);
    color: var(--color-text-white);
    padding: var(--spacing-rem-4xl);
    font-size: var(--font-size-2xl);
}

/* Font Style Controls */
.font-style-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-rem-6xl);
    width: 100%;
}

.color-picker {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-rem-2xl);
    flex-wrap: wrap;
}

.color-btn {
    width: 1.5rem;
    height: 1.5rem;
    border: var(--border-width-thick) solid var(--border-color-default);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: border-color var(--transition-base), background var(--transition-base);
    backdrop-filter: var(--backdrop-blur-sm);
    flex-shrink: 0;
    position: relative;
}


.color-btn[data-color="white"] {
    background: var(--color-white-80);
}

.color-btn[data-color="silver"] {
    background: linear-gradient(145deg, rgba(245, 245, 245, 0.8), rgba(200, 200, 200, 0.8));
}

.color-btn[data-color="gold"] {
    background: linear-gradient(145deg, rgba(255, 215, 0, 0.8), rgba(218, 165, 32, 0.8));
}

.color-btn[data-color="brown"] {
    background: rgba(139, 69, 19, 0.8);
}

.color-btn[data-color="black"] {
    background: var(--color-black-80);
}

.color-btn:hover {
    border-color: var(--border-color-gold);
}

.shadow-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-rem-2xl);
}

.shadow-controls button {
    font-weight: 700;
    border-radius: var(--radius-3xl);
    min-width: 1.9rem;
    min-height: 1.9rem;
    padding: 0;
    aspect-ratio: 1 / 1;
    font-size: var(--font-size-4xl);
    border: var(--border-width-thick) solid var(--border-color-default);
    backdrop-filter: var(--backdrop-blur-sm);
    cursor: pointer;
    transition: border-color var(--transition-base), background var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

#white-shadow {
    color: var(--color-text-primary);
    text-shadow: 0 2px 0px var(--color-white-50);
    background: rgba(67, 67, 67, 0.3);
}

#black-shadow {
    text-shadow: 0 2px 0px var(--color-black-50);
    color: var(--color-text-white);
    background: var(--color-white-30);
}

.shadow-controls button:hover {
    border-color: var(--border-color-gold);
}

.shadow-controls button.active {
    border-color: var(--border-color-gold);
}

.weight-controls {
    display: flex;
    gap: var(--spacing-rem-2xl);
    align-items: center;
}

.regular-btn,
.bold-btn {
    font-weight: 700;
    background-size: 50%;
    background-repeat: no-repeat;
    background-position: center;
    min-width: 1.9rem;
    min-height: 1.9rem;
    padding: 0;
    aspect-ratio: 1 / 1;
    border: var(--border-width-thick) solid var(--border-color-default);
    border-radius: var(--radius-3xl);
    background-color: var(--color-white-10);
    cursor: pointer;
    transition: border-color var(--transition-base), background var(--transition-base);
    backdrop-filter: var(--backdrop-blur-sm);
}

.regular-btn {
    background-image: url(../images/icons/regular.svg);
}

.bold-btn {
    background-image: url(../images/icons/bold.svg);
}

.regular-btn:hover,
.bold-btn:hover {
    border-color: var(--border-color-gold);
}

.regular-btn.active,
.bold-btn.active {
    border-color: var(--border-color-gold);
}

/* Add Text Button */
.add-text-button {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-rem-sm);
    padding: var(--spacing-rem-4xl) var(--spacing-rem-9xl);
    border-radius: var(--radius-3xl);
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text-primary);
    background: var(--color-white-20);
    border: var(--border-width-medium) solid var(--border-color-default);
    backdrop-filter: var(--backdrop-blur-sm);
    cursor: pointer;
    transition: var(--transition-all);
    font-family: var(--font-family-montserrat);
}

.add-text-icon {
    font-size: var(--font-size-xl);
    font-weight: 700;
    line-height: 1;
}

.add-text-label {
    font-size: var(--font-size-base-sm);
}

.add-text-button:hover {
    border-color: var(--color-white-50);
    background: var(--color-white-30);
}

.add-text-button:active {
    box-shadow: var(--shadow-sm);
}

/* Responsive Styles */
@media screen and (max-width: 768px) {
    .text-menu {
        padding: var(--spacing-rem-8xl);
    }

    .text-controls {
        gap: var(--spacing-rem-8xl);
    }

    .font-style-controls {
        flex-wrap: wrap;
        gap: var(--spacing-rem-2xl);
    }

    .weight-controls,
    .shadow-controls {
        flex: 1;
        justify-content: center;
    }
}

@media screen and (max-width: 480px) {
    .text-menu {
        width: 100%;
        padding: var(--spacing-rem-7xl);
        margin: 0 auto;
        bottom: var(--spacing-20xl);
    }

    .text-controls {
        gap: var(--spacing-rem-7xl);
    }

    .control-label {
        font-size: var(--font-size-xs);
    }

    .font-select,
    .size-select {
        font-size: var(--font-size-base-sm);
        padding: var(--spacing-rem-xl) var(--spacing-rem-3xl);
    }

    .color-picker {
        gap: var(--spacing-rem-xl);
    }

    .color-btn {
        width: 1.39rem;
        height: 1.39rem;
    }

    .regular-btn,
    .bold-btn,
    .shadow-controls button {
        min-width: 1.69rem;
        min-height: 1.69rem;
    }

    .add-text-button {
        padding: var(--spacing-rem-xl) var(--spacing-rem-7xl);
        font-size: var(--font-size-base-sm);
    }
}

/* ===========================================
   9. CALLIGRAPHY - Kalligraphie
   =========================================== */

.calligraphy-color-picker {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xl);
    padding: var(--spacing-lg) var(--spacing-5xl);
    margin: 0 auto;
    width: fit-content;
    border-radius: var(--radius-8xl);
    background-color: var(--color-gray-50);
    backdrop-filter: var(--backdrop-blur-md);
    border: var(--border-width-thin) solid var(--border-color-light);
    box-shadow: 0 2px 10px var(--color-black-25);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    box-sizing: border-box;
}

.calligraphy-color-btn {
    width: 2rem;
    height: 2rem;
    border: var(--border-width-thick) solid var(--border-color-default);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-all);
    backdrop-filter: var(--backdrop-blur-sm);
}

.calligraphy-color-btn[data-color="white"] {
    background: var(--color-white-80);
}

.calligraphy-color-btn[data-color="silver"] {
    background: linear-gradient(145deg, rgba(245, 245, 245, 0.8), rgba(200, 200, 200, 0.8));
}

.calligraphy-color-btn[data-color="gold"] {
    background: linear-gradient(145deg, #ffd700cc, rgba(218, 165, 32, 0.8));
}

.calligraphy-color-btn[data-color="brown"] {
    background: rgba(139, 69, 19, 0.8);
}

.calligraphy-color-btn[data-color="black"] {
    background: var(--color-black-80);
}

.calligraphy-color-btn:hover {
    border-color: var(--border-color-strong);
    box-shadow: var(--shadow-hover);
    transform: var(--transform-translate-y-hover);
}

.calligraphy-color-btn.active {
    border-color: var(--border-color-strong);
    box-shadow: var(--shadow-lg);
    transform: var(--transform-translate-y-active);
}

.calligraphy-content {
    padding: 0;
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    min-height: 0;
}

.calligraphy-nav {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-xl);
    padding: var(--spacing-xl) var(--spacing-6xl);
    margin: 0;
    position: fixed;
    bottom: var(--spacing-5xl);
    left: 50%;
    transform: translateX(-50%);
    width: fit-content;
    min-width: 300px;
    background-color: var(--color-gray-50);
    backdrop-filter: var(--backdrop-blur-md);
    border-radius: var(--radius-9xl);
    border: var(--border-width-thin) solid var(--border-color-medium);
    box-shadow: var(--shadow-dropdown);
    z-index: var(--z-index-menu-overlay);
}

.calligraphy-nav .nav-buttons {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    flex: 1;
}

.calligraphy-nav .nav-btn {
    width: auto;
    min-width: 65px;
    height: var(--size-btn-md);
    border-radius: var(--radius-6xl);
    color: var(--color-text-white);
    box-sizing: border-box;
    background-color: var(--color-gray-40);
    backdrop-filter: var(--backdrop-blur-md);
    position: relative;
    border: var(--border-width-thin) solid var(--color-white-40);
    box-shadow: 0 2px 6px var(--color-black-25);
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    touch-action: var(--touch-action-manipulation);
    transition: var(--transition-all-slow);
    overflow: hidden;
    font-size: var(--font-size-nav-btn);
    font-weight: 600;
    padding: 0 var(--spacing-3xl);
    white-space: nowrap;
}

.calligraphy-nav .nav-btn::before {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    border-radius: var(--radius-pill);
    border: var(--border-width-thick) solid transparent;
    background: linear-gradient(145deg,
            var(--color-white-80),
            var(--color-black-10) 70%,
            var(--color-black-10) 70%,
            var(--color-white-80)) border-box;
    -webkit-mask:
        linear-gradient(#fff 0 0) padding-box,
        linear-gradient(#fff 0 0) border-box;
    mask:
        linear-gradient(#fff 0 0) padding-box,
        linear-gradient(#fff 0 0) border-box;
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.calligraphy-nav .nav-btn:hover,
.calligraphy-nav .nav-btn.active {
    background-color: var(--color-gold-hover-strong);
    border-color: var(--color-gold-border);
    box-shadow: var(--shadow-gold);
    transform: var(--transform-scale-active);
}

.calligraphy-section {
    display: none;
    grid-template-columns: var(--grid-cols-auto-fill);
    gap: var(--spacing-rem-11xl);
    justify-items: stretch;
    align-items: stretch;
    padding: var(--spacing-rem-4xl) 0;
    width: 100%;
}

.calligraphy-section.active {
    display: grid;
}

.calligraphy-item {
    text-align: center;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-rem-4xl) var(--spacing-rem-9xl);
    border-radius: var(--radius-xl);
    transition: var(--transition-all);
    border: var(--border-width-thin) solid transparent;
    min-height: 180px;
}

.calligraphy-item:hover {
    transform: var(--transform-translate-y-active);
}

.calligraphy-item img {
    width: 100%;
    max-width: var(--size-image-md);
    height: auto;
    flex: 1;
    object-fit: contain;
    transition: transform var(--transition-base);
    cursor: pointer;
    display: block;
}

.calligraphy-item img:hover {
    transform: var(--transform-scale-active);
}

.calligraphy-item h3 {
    margin-top: var(--spacing-rem-4xl);

    font-size: var(--font-size-xl);
}

.calligraphy-nav .file-drop-zone.highlight {
    border-color: var(--color-gold-border);
    background-color: rgba(255, 200, 0, 0.6);
    box-shadow: var(--shadow-gold);
}

.calligraphy-nav .file-drop-zone {
    position: static;
    width: auto;
    height: var(--size-btn-md);
    display: flex;
    align-items: center;
    justify-content: center;
    border: var(--border-width-thin) dashed var(--color-white-50);
    border-radius: var(--radius-6xl);
    padding: var(--spacing-xs) var(--spacing-2xl);
    background-color: rgba(255, 255, 255, 0.05);
    backdrop-filter: var(--backdrop-blur-md);
    margin: 0;
    box-shadow: none;
    transition: var(--transition-all-slow);
    cursor: pointer;
    box-sizing: border-box;
    position: relative;
    overflow: hidden;
}

.calligraphy-nav .drop-zone-inner {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0;
    color: var(--color-text-white);
    font-size: var(--font-size-md);
    padding: 0;
    position: relative;
    z-index: var(--z-index-base);
}

.calligraphy-nav .drop-zone-inner p {
    margin: 0;
    font-size: var(--font-size-nav-btn);
    font-weight: 600;
    opacity: var(--opacity-selected);
    color: var(--color-text-white);
}

.calligraphy-nav .upload-btn {
    width: auto;
    height: var(--size-btn-md);
    color: var(--color-text-white);
    font-weight: 600;
    font-size: var(--font-size-nav-btn);
    border-radius: var(--radius-6xl);
    border: var(--border-width-thin) solid var(--color-white-40);
    box-sizing: border-box;
    background-color: var(--color-gray-40);
    backdrop-filter: var(--backdrop-blur-md);
    position: relative;
    padding: var(--spacing-md) var(--spacing-3xl);
    touch-action: var(--touch-action-manipulation);
    box-shadow: 0 2px 6px var(--color-black-25);
    transition: var(--transition-all-slow);
    overflow: hidden;
    cursor: pointer;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
}

.calligraphy-nav .upload-btn::before {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    border-radius: var(--radius-pill);
    border: var(--border-width-thick) solid transparent;
    background: linear-gradient(145deg,
            var(--color-white-80),
            var(--color-black-10) 70%,
            var(--color-black-10) 70%,
            var(--color-white-80)) border-box;
    -webkit-mask:
        linear-gradient(#fff 0 0) padding-box,
        linear-gradient(#fff 0 0) border-box;
    mask:
        linear-gradient(#fff 0 0) padding-box,
        linear-gradient(#fff 0 0) border-box;
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.calligraphy-nav .upload-btn img {
    margin: 0;
    width: var(--size-icon-xs);
    filter: var(--filter-invert);
    order: 2;
    position: relative;
    z-index: var(--z-index-base);
}

.calligraphy-nav .upload-btn .upload-text {
    order: 1;
    position: relative;
    z-index: 1;
}

/* Desktop hover effects only */
@media (hover: hover) and (pointer: fine) {
    .calligraphy-nav .upload-btn:hover {
        background-color: var(--color-gold-hover-strong);
        border-color: var(--color-gold-border);
        box-shadow: var(--shadow-gold);
        transform: var(--transform-scale-active);
    }

    .calligraphy-nav .file-drop-zone:hover {
        background-color: rgba(255, 200, 0, 0.1);
        border-color: var(--color-gold-hover-strong);
        box-shadow: none;
    }
}

@media screen and (max-width: 768px) {
    .calligraphy-nav {
        bottom: var(--spacing-4xl);
        padding: var(--spacing-md) var(--spacing-2xl);
        gap: var(--spacing-md);
    }

    .calligraphy-nav .nav-buttons {
        gap: var(--spacing-md);
    }

    .calligraphy-nav .nav-btn {
        min-width: var(--size-image-xs);
        height: var(--size-btn-md);
        font-size: var(--font-size-nav-btn);
        padding: 0 var(--spacing-xl);
        border-radius: var(--radius-6xl);
    }

    .calligraphy-section {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    }
}

@media screen and (max-width: 480px) {
    .calligraphy-nav {
        bottom: var(--spacing-xl);
        padding: var(--spacing-sm) var(--spacing-xl);
        gap: var(--spacing-sm);
    }

    .calligraphy-nav .nav-buttons {
        gap: var(--spacing-sm);
    }

    .calligraphy-nav .nav-btn {
        min-width: 45px;
        height: var(--size-btn-sm);
        font-size: var(--font-size-nav-btn-mobile);
        padding: 0 var(--spacing-lg);
        border-radius: var(--radius-5xl);
    }

    .calligraphy-nav .file-drop-zone {
        height: auto;
        padding: 0;
        border: none;
        background: transparent;
        border-radius: 0;
    }

    .calligraphy-nav .upload-btn {
        height: 28px;
        width: 28px;
        font-size: 9px;
        padding: var(--spacing-sm);
        border-radius: var(--radius-4xl);
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .calligraphy-nav .upload-btn img {
        width: var(--size-icon-sm);
        margin: 0;
    }

    .calligraphy-nav .drop-zone-inner .drop-text {
        display: none;
    }

    .calligraphy-nav .upload-btn .upload-text {
        display: none;
    }

    .calligraphy-section {
        grid-template-columns: var(--grid-cols-2);
    }

    /* Ensure uploaded calligraphy images stay within bounds */
    .calligraphy-preview {
        max-width: calc(100% - var(--spacing-7xl));
        /* Prevent overflow on mobile */
    }
}

/* ===========================================
   12. DRAG & DROP - Drag and Drop
   =========================================== */

#default-text-elements {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: var(--z-index-menu-higher);
    pointer-events: none;
    color: var(--color-text-white);
}

.draggable-text {
    position: absolute;
    cursor: move;
    user-select: none;
    pointer-events: auto;
    white-space: pre-wrap;
    text-shadow: var(--shadow-text);
    text-align: center;
    font-family: var(--font-family-times);
    color: var(--color-text-gold);
    left: 50%;
    top: 15%;
    transform: translate(-50%, -50%);
    padding: var(--spacing-rem-xs);
    font-size: 0.65rem;
    box-sizing: border-box;
    /* iOS Safari Fix: box-sizing für korrekte Border-Darstellung */
    touch-action: var(--touch-action-none);
    /* Wichtig für Touch Dragging */
}

.name-text {
    top: 37%;
    font-size: var(--font-size-md-lg);
    font-family: var(--font-family-times);
    color: var(--color-text-gold);
}

.dates-text {
    top: 42%;
    font-size: 0.55rem;
    font-family: var(--font-family-times);
    color: var(--color-text-gold);
}

/* Mobile: Verschiebe beide Textelemente weiter nach unten */
@media screen and (max-width: 480px) {
    .name-text {
        top: 41%;
    }

    .dates-text {
        top: 46%;
    }
}

.new-text {
    top: 20%;
}

.vertical-center-axis {
    position: absolute;
    top: 0;
    left: 50%;
    width: var(--spacing-xs);
    height: 100%;
    background-color: rgba(255, 215, 0, 0.3);
    transform: translateX(-50%);
    pointer-events: none;
    z-index: var(--z-index-debug);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.draggable-text.resizing {
    transition: font-size var(--transition-resize);
}

.draggable-text.selected-text {
    outline: 1px dashed var(--border-color-selection);
    outline-offset: -1px;
    z-index: 1;
}

/* ===========================================
   10. ANGEBOT - Angebotserstellung
   =========================================== */

.angebot-content {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4xl);
    padding: var(--spacing-4xl);
    background-color: var(--color-bg-overlay);
    backdrop-filter: var(--backdrop-blur-md);
    -webkit-backdrop-filter: var(--backdrop-blur-md);
    border-radius: var(--radius-3xl);
    color: var(--color-text-secondary);
    font-weight: normal;
    font-family: var(--font-family-montserrat);
    position: relative;
    overflow-y: auto;
    max-height: 100%;
}

.angebot-header {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.angebot-title,
.angebot-subtitle {
    width: 100%;
    margin: auto;
    text-align: center;
    outline: none;
    border: none;
    background-color: transparent;
    padding: 0.125em;
}

.angebot-title {
    font-size: var(--font-size-title);
    font-weight: 700;

}

.angebot-title:focus,
.angebot-subtitle:focus {
    background-color: var(--color-white-80);
    box-shadow: var(--shadow-focus);
    outline: none;
}

.angebot-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-4xl);
    width: 100%;
    position: relative;
}

/* Bottom section with Lieferdatum and Gesamtpreis */
.angebot-bottom-section {
    display: flex;
    flex-direction: row;
    gap: var(--spacing-lg);
    width: 100%;
    margin-top: auto;
    grid-column: 1 / -1;
    /* Span across all grid columns */
}

.angebot-bottom-section .angebot-item {
    flex: 1;
}

.angebot-item {
    display: flex;
    flex-direction: column;
    background-color: var(--color-bg-item);
    backdrop-filter: var(--backdrop-blur-xs);
    -webkit-backdrop-filter: var(--backdrop-blur-xs);
    border-radius: var(--radius-3xl);
    padding: 0.5em;
    min-height: var(--spacing-21xl);
    position: relative;
    border: var(--border-width-thin) solid var(--border-color-dark-medium);
    transition: var(--transition-all);
    box-sizing: border-box;
}

.angebot-item input {
    background: transparent;
    border: none;
    font-family: var(--font-family-montserrat);
    width: 100%;
    outline: none;
    transition: var(--transition-all);
    border-radius: var(--radius-md);
    padding: var(--spacing-rem-xs);
}

.angebot-item input:focus,
.item-legal-text:focus {
    background-color: var(--color-white-80);
    box-shadow: var(--shadow-focus);
}

.item-legal-text {
    grid-column: 1/-1;
    width: 100%;
    max-width: 100%;
    margin: auto;
    border: none;
    outline: none;
    background: transparent;
    resize: none;
    font-family: var(--font-family-montserrat);
    padding: 3px;
    text-align: center;
    margin: var(--spacing-rem-10xl) auto;
    font-size: var(--font-size-legal-text);
    line-height: 1.5;
    color: var(--color-text-quinary);
    min-height: var(--spacing-21xl);
    box-sizing: border-box;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.angebot-item .item-title {
    font-size: var(--font-size-item-title);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-secondary);
    text-transform: uppercase;
}

.angebot-item .item-description {
    font-size: var(--font-size-item-description);
    color: var(--color-text-quaternary);
    margin-bottom: 3px;
}

.angebot-item .item-price {
    font-size: var(--font-size-item-price);
    font-weight: 600;
    color: var(--color-text-secondary);
    position: absolute;
    right: var(--spacing-4xl);
    bottom: var(--spacing-4xl);
    max-width: 130px;
    text-align: right;
    padding: 3px var(--spacing-lg);
    border-radius: var(--radius-8xl);
}

.angebot-item.gesamtpreis {
    border: var(--border-width-thick) solid var(--color-green-success);
    position: relative;
}

.angebot-item.gesamtpreis .item-title {
    font-size: var(--font-size-item-price);
    font-weight: 700;
}

.angebot-item.gesamtpreis .item-price {
    font-size: var(--font-size-item-price-large);
    font-weight: 700;
}

.angebot-item.gesamtpreis .item-description {
    font-size: var(--font-size-item-description);
    color: var(--color-text-quaternary);
    margin-bottom: 3px;
}

.angebot-material {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: var(--spacing-xl);
}

.material-sample {
    text-align: center;
    color: var(--color-text-white) !important;
    padding: var(--spacing-xl) !important;
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: var(--font-size-item-title);
    width: 70% !important;
    height: 100%;
    max-width: var(--size-image-xl);
    box-shadow: var(--shadow-inset-sm);
    text-transform: uppercase;
    text-shadow: var(--shadow-text-strong);
    background-image: url('../images/material/indian-black.jpg');
    background-size: auto;
    background-position: center;
    background-repeat: no-repeat;
    margin-left: auto;
    flex-grow: 1;
    min-width: 120px;
}

@media screen and (max-width: 768px) {
    .material-sample {
        font-size: var(--font-size-legal-text);
        padding: var(--spacing-lg) !important;
        min-width: 100px;
    }
}

@media screen and (max-width: 480px) {
    .material-sample {
        font-size: var(--font-size-nav-btn-mobile);
        padding: var(--spacing-md) !important;
        min-width: var(--spacing-21xl);
    }
}

.add-item-btn {
    display: flex;
    align-items: center;
    font-family: inherit;
    font-weight: bold;
    cursor: pointer;
    align-self: center;
    max-width: 100px;
    font-weight: 700;
    font-size: var(--spacing-5xl);
    padding: 0.7em 1.4em 0.7em 1.1em;
    margin-bottom: var(--spacing-rem-10xl);
    color: var(--color-text-primary);
    background-color: var(--color-gray-50);
    -webkit-backdrop-filter: var(--backdrop-blur-md);
    backdrop-filter: var(--backdrop-blur-md);
    border: none;
    box-shadow: var(--shadow-inset-sm);
    letter-spacing: 0.05em;
    border-radius: 20em;
}

.add-item-btn:hover {
    background-color: var(--color-gray-30);

}

.remove-item-btn {
    position: absolute;
    top: var(--spacing-xl);
    right: var(--spacing-xl);
    width: var(--size-btn-xs);
    height: var(--size-btn-xs);
    border-radius: var(--radius-full);
    background-color: var(--color-red-light);
    color: #d00;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--spacing-3xl);
    font-weight: 700;
    cursor: pointer;
    opacity: 0;
    transition: var(--transition-all);
    z-index: var(--z-index-low);
}

.angebot-item:hover .remove-item-btn {
    opacity: var(--opacity-medium);
}

.remove-item-btn:hover {
    opacity: 1 !important;
    background-color: var(--color-red-medium);
    transform: var(--transform-scale-strong);
}

/* Responsive adjustments */
@media screen and (max-width: 1024px) {
    .angebot-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

@media screen and (max-width: 768px) {
    .angebot-grid {
        grid-template-columns: 1fr;
    }

    .angebot-title {
        font-size: var(--spacing-7xl);
    }

    .angebot-subtitle {
        font-size: var(--spacing-3xl);
    }

    .angebot-item {
        padding: var(--spacing-2xl);
    }

    .angebot-item .item-price {
        font-size: var(--spacing-3xl);
        padding: var(--spacing-xs) var(--spacing-md);
    }
}

@media screen and (max-width: 480px) {
    .angebot-content {
        padding: var(--spacing-4xl) var(--spacing-xl);
    }

    .angebot-header {
        padding: var(--spacing-xl) 0;
    }

    .angebot-item {
        min-height: var(--spacing-19xl);
    }
}

/* Animation for adding new items */
@keyframes addItemAnimation {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Animation for removing items */
@keyframes removeItemAnimation {
    from {
        opacity: 1;
        transform: scale(1);
    }

    to {
        opacity: 0;
        transform: scale(0.9);
    }
}

.new-item-animation {
    animation: addItemAnimation var(--animation-duration-slow) var(--animation-timing-ease-out) forwards;
}

.remove-item-animation {
    animation: removeItemAnimation var(--animation-duration-base) var(--animation-timing-ease-in) forwards;
}

.angebot-item input:focus::placeholder,
.item-legal-text:focus::placeholder {
    color: var(--color-black-30);
}

.angebot-item input:focus,
.item-legal-text:focus {
    transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

@media screen and (max-width: 480px) {
    .angebot-actions {
        padding: var(--spacing-xl) 0;
    }

    .add-item-btn {
        padding: var(--spacing-md) var(--spacing-5xl);
        font-size: var(--font-size-item-description);
    }
}

.angebot-actions {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-xl);
    position: sticky;
    bottom: 0;
    background-color: var(--color-bg-overlay-light);
    padding: var(--spacing-4xl) 0;
    z-index: var(--z-index-low);
    backdrop-filter: var(--backdrop-blur-md);
    -webkit-backdrop-filter: var(--backdrop-blur-md);
    border-top: var(--border-width-thin) solid rgba(0, 0, 0, 0.05);
}

.top-down-btn {
    position: absolute;
    top: var(--spacing-xl);
    right: var(--spacing-xl);
    width: var(--size-btn-xs);
    height: var(--size-btn-xs);
    border-radius: var(--radius-full);
    background-color: var(--color-gold-bg);
    color: var(--color-gold-text);
    border: var(--border-width-thin) solid var(--color-gold-border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--spacing-3xl);
    cursor: pointer;
    z-index: var(--z-index-medium);
    transition: var(--transition-all);
    opacity: var(--opacity-hover);
    box-shadow: 0 2px 4px var(--color-black-10);
}

.top-down-btn:hover {
    opacity: 1;
    transform: var(--transform-scale-active);
    background-color: var(--color-gold-bg-hover);
    box-shadow: 0 2px 6px var(--color-black-15);
}

@keyframes priceAdjust {
    0% {
        background-color: transparent;
    }

    50% {
        background-color: var(--color-gold-bg);
    }

    100% {
        background-color: transparent;
    }
}

.price-adjusted {
    animation: priceAdjust var(--animation-duration-slower) var(--animation-timing-ease);
}

/* ===========================================
   11. LOGIN - Authentifizierung
   =========================================== */

.login-container {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-index-menu-highest);
    color: var(--color-text-primary);
    background-color: var(--color-white-50);
    backdrop-filter: var(--backdrop-blur-md);
    transition: var(--transition-smooth);
    box-sizing: border-box;
    padding: var(--spacing-7xl);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: none;
    touch-action: var(--touch-action-pan-y);
    align-self: stretch;
    display: flex;
    justify-content: center;
    align-items: center;
}

.login-form {
    box-sizing: border-box;
    background-color: var(--color-bg-glass);
    backdrop-filter: var(--backdrop-blur-2xl);
    box-shadow:
        inset 0 0 0 0.5px var(--color-white-30),
        var(--shadow-3xl);
    border-radius: var(--radius-6xl);
    color: var(--color-text-primary);
    margin: 0 auto;
    padding: var(--spacing-rem-12xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-7xl);
    min-width: 360px;
    max-width: 480px;
}

.login-form h2 {
    margin: 0 0 var(--spacing-xl) 0;
    font-size: var(--font-size-subtitle);
    font-weight: 600;
    text-align: center;
    letter-spacing: -0.5px;
}

.login-form form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-7xl);
}

.login-form button {
    width: 100%;
    padding: var(--spacing-2xl) var(--spacing-9xl);
    border-radius: var(--radius-3xl);
    color: var(--color-text-white);
    background-color: var(--color-black);
    border: var(--border-width-thick) solid var(--color-black);
    font-size: var(--font-size-2xl);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-all);
    margin-top: var(--spacing-sm);
}

.login-form button:hover {
    background-color: var(--color-text-tertiary);
    border-color: var(--color-text-tertiary);
    transform: var(--transform-translate-y-hover);
    box-shadow: 0 4px 12px var(--color-black-20);
}

.login-form button:active {
    transform: translateY(0);
    box-shadow: var(--shadow-md);
}

.login-form button:disabled {
    opacity: var(--opacity-disabled);
    cursor: not-allowed;
    transform: none;
}

.login-form button:disabled:hover {
    background-color: var(--color-black);
    border-color: var(--color-black);
    transform: none;
    box-shadow: none;
}

.login-spinner {
    display: inline-block;
    width: var(--size-icon-2xl);
    height: var(--size-icon-2xl);
    border: var(--border-width-thick) solid var(--color-white-30);
    border-top-color: var(--color-white);
    border-radius: var(--radius-full);
    animation: spin 0.6s linear infinite;
    vertical-align: middle;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.login-btn-text {
    display: inline-block;
}

.login-field {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.login-field label {
    font-size: var(--font-size-xl);
    font-weight: 500;
    color: var(--color-text-tertiary);
    margin-bottom: var(--spacing-xs);
}

.login-field input {
    padding: var(--spacing-2xl) var(--spacing-5xl);
    width: 100%;
    border: var(--border-width-thick) solid var(--border-color-dark);
    border-radius: var(--radius-3xl);
    font-size: 1.05rem;
    transition: var(--transition-all);
    background-color: var(--color-white-90);
    box-sizing: border-box;
}

.login-field input:focus {
    outline: none;
    border-color: var(--color-black);
    background-color: var(--color-white);
    box-shadow: var(--shadow-focus);
}

.login-field input:hover {
    border-color: var(--border-color-dark-medium);
}

#logout-btn {
    width: var(--size-btn-xs);
    height: var(--size-btn-xs);
    position: absolute;
    left: 8px;
    top: 2px;
    background-image: url(../images/icons/logout.svg);
    background-repeat: no-repeat;
    background-size: 60%;
    background-position: center;
    background-color: transparent;
    border: var(--border-width-thin) solid var(--border-color-default);
    border-radius: var(--radius-full);
    pointer-events: auto;
    cursor: pointer;
    transition: opacity var(--transition-base), border-color var(--transition-base);
    box-shadow: var(--shadow-xs);
    overflow: hidden;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    filter: var(--filter-invert) var(--filter-opacity-90);
    touch-action: var(--touch-action-manipulation);
}

#logout-btn:hover {
    opacity: var(--opacity-hover);
    border-color: var(--border-color-strong);
    filter: var(--filter-invert) opacity(1);
}

#logout-btn:active {
    opacity: var(--opacity-active);
}

.menu-close-btn {
    position: absolute;
    top: 1px;
    right: 1px;
    width: var(--spacing-12xl);
    height: var(--spacing-12xl);
    border-radius: var(--radius-full);
    border: var(--border-width-thin) solid var(--border-color-default);
    background: var(--color-black-50);
    color: var(--color-text-white);
    font-size: var(--size-icon-2xl);
    line-height: 1;
    cursor: pointer;
    z-index: var(--z-index-dragging);
    transition: var(--transition-all);
    backdrop-filter: var(--backdrop-blur-sm);
    pointer-events: auto;
}

.menu-close-btn:hover {
    background: var(--color-white-10);
    border-color: var(--color-white-50);
}

/* Ensure Lucide icon fits nicely inside menu close button */
.menu-close-btn i[data-lucide] {
    width: var(--size-icon-2xl);
    height: var(--size-icon-2xl);
    color: var(--color-text-white);
    stroke: var(--color-text-white);
}

.menu-close-btn:active {
    transform: scale(0.95);
}

.einfassung-material-picker .material-btn:hover img,
.einfassung-material-picker .material-btn.active img {
    background-color: var(--color-gold-hover);
    backdrop-filter: var(--backdrop-blur-lg);
    border: var(--border-width-thick) solid var(--border-color-gold);
}

.stein-item img:hover,
.einfassung-item img:hover,
.blumen-item img:hover {
    transform: scale(0.975);
}

.abdeckplatten-item:hover .item-abdeckplatte,
.abdeckplatten-item:hover .item-einfassung-bg {
    transform: scale(0.975);
}

/* Menu Design Buttons - positioned at bottom center on all devices */
.menu-design-buttons {
    position: absolute;
    justify-content: center;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    display: none;
    flex-direction: row;
    gap: var(--spacing-2xl);
    z-index: var(--z-index-menu-higher);
    pointer-events: auto;
    background-color: var(--color-gray-40);
    backdrop-filter: var(--backdrop-blur-md);
    padding: var(--spacing-xs) var(--spacing-lg);
    border-top-right-radius: var(--radius-9xl);
    border-top-left-radius: var(--radius-9xl);
    box-shadow: 0 4px 20px var(--color-black-40);
    border: var(--border-width-thin) solid var(--border-color-default);
    border-bottom: none;
}

.menu-design-buttons .menu-btn {
    width: 45px;
    height: 45px;
    padding: 0;
    border-radius: var(--radius-full);
    background-color: var(--color-gray-30);
    backdrop-filter: var(--backdrop-blur-md);
    border: var(--border-width-thin) solid var(--border-color-default);
    box-shadow: 0 2px 8px var(--color-black-30);
    transition: var(--transition-all-slow);
}

.menu-design-buttons .menu-btn:hover {
    background-color: var(--color-gold-hover);
}

.menu-design-buttons .menu-btn.active {
    background-color: var(--color-gold-hover-strong);
    border-color: var(--color-gold-border);
    box-shadow: var(--shadow-gold);
}

/* Ensure buttons have the same background images as the main menu buttons */
.menu-design-buttons button[data-target="einfassung"] {
    background-image: url(../images/icons/einfassung.svg);
    background-size: 75%;
    background-repeat: no-repeat;
    background-position: center;
}

.menu-design-buttons button[data-target="stein"] {
    background-image: url(../images/icons/stein.svg);
    background-size: 120%;
    background-repeat: no-repeat;
    background-position: center;
}

.menu-design-buttons button[data-target="abdeckplatten"] {
    background-image: url(../images/icons/abdeckplatte.svg);
    background-size: 40%;
    background-repeat: no-repeat;
    background-position: center;
}

@media screen and (max-width: 480px) {
    .menu-design-buttons {
        bottom: 0;
        gap: var(--spacing-xl);
        padding: var(--spacing-md) var(--spacing-2xl);
        border-top-right-radius: var(--radius-4xl);
        border-top-left-radius: var(--radius-4xl);
    }

    .menu-design-buttons .menu-btn {
        width: 40px;
        height: 40px;
    }
}

/* Styling für Hintergrund-Einfassung in Abdeckplatten-Items */
.item-einfassung-bg {
    filter: brightness(1) contrast(0.5) !important;
}

/* Touch-Performance Optimierung (nur für Touch-Geräte) */
@media (hover: none) and (pointer: coarse) {

    .draggable-text,
    .calligraphy-preview {
        /* Touch-Drag flüssiger machen */
        touch-action: var(--touch-action-none);
        -webkit-tap-highlight-color: transparent;
        /* Performance-Boost für Touch-Bewegungen */
        will-change: transform;
        transform: translateZ(0);
    }
}

/* Enhanced calligraphy drag and drop styles for smooth experience */
.calligraphy-preview {
    /* GPU acceleration for smooth transforms */
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    perspective: 1000px;
    -webkit-perspective: 1000px;
    will-change: transform;
    box-sizing: border-box;
    /* iOS Safari Fix: box-sizing für korrekte Border-Darstellung */

    /* Smooth transitions for better drag feel */
    transition: transform var(--transition-drag), opacity var(--transition-base), filter var(--transition-base), box-shadow var(--transition-base);
    -webkit-transition: transform var(--transition-drag), opacity var(--transition-base), filter var(--transition-base), box-shadow var(--transition-base);
}

/* Enhanced dragging state for calligraphy */
.calligraphy-preview.dragging {
    opacity: var(--opacity-selected) !important;
    filter: drop-shadow(0 4px 12px var(--color-black-30)) !important;
    transform: translateZ(0) scale(1.02);
    -webkit-transform: translateZ(0) scale(1.02);
    z-index: var(--z-index-dragging);
    transition: none;
    /* No transition during active drag for immediate response */
    -webkit-transition: none;
}

/* Special class for calligraphy drag feedback */
.calligraphy-preview.calligraphy-dragging {
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
    will-change: transform;
}

/* Near center magnetism effect for calligraphy */
.calligraphy-preview.near-center {
    filter: drop-shadow(0 0 8px var(--color-white-40)) drop-shadow(0 2px 4px var(--color-black-30));
    transform: translateZ(0) scale(1.01);
    -webkit-transform: translateZ(0) scale(1.01);
}

/* Snap animation for calligraphy - minimal feedback */
.calligraphy-preview.snapped {
    filter: drop-shadow(0 0 12px var(--color-white-60)) drop-shadow(0 2px 6px var(--color-black-40));
    transition: filter var(--transition-base);
    -webkit-transition: filter var(--transition-base);
}

/* Enhanced selection state for calligraphy to match text elements */
.calligraphy-preview.selected-calligraphy {
    outline: 1px dashed var(--border-color-selection);
    outline-offset: -1px;
    z-index: 1;
}

/* Smooth resizing for calligraphy */
.calligraphy-preview.resizing {
    transition: width var(--transition-resize), transform var(--transition-resize);
    -webkit-transition: width var(--transition-resize), transform var(--transition-resize);
}

/* Body class for when dragging calligraphy */
body.dragging-calligraphy {
    cursor: grabbing !important;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

body.dragging-calligraphy * {
    cursor: grabbing !important;
}

/* No hover effect for calligraphy elements for stability */

/* Touch-specific optimizations for mobile */
@media (hover: none) and (pointer: coarse) {
    .calligraphy-preview {
        /* Enhanced touch responsiveness */
        transition: transform var(--transition-drag), opacity 0.15s ease;
        -webkit-transition: transform var(--transition-drag), opacity 0.15s ease;
        touch-action: var(--touch-action-none);
        /* Prevent scrolling during drag */
        -webkit-touch-callout: none;
        /* Prevent callout on iOS */
    }

    .calligraphy-preview.dragging {
        opacity: var(--opacity-hover) !important;
        transform: translateZ(0) scale(1.05);
        -webkit-transform: translateZ(0) scale(1.05);
    }
}

/* Body class for when dragging text elements - same behavior as calligraphy */
body.dragging-text {
    cursor: grabbing !important;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

body.dragging-text * {
    cursor: grabbing !important;
}

/* Enhanced text element dragging state */
.draggable-text.dragging {
    opacity: var(--opacity-selected) !important;
    transform: translateZ(0) scale(1.02);
    -webkit-transform: translateZ(0) scale(1.02);
    z-index: var(--z-index-dragging);
    transition: none;
    /* No transition during active drag for immediate response */
    -webkit-transition: none;
    cursor: grabbing !important;
}

/* No hover effect for text elements for stability */

/* ===========================================
   13. DESIGN MANAGEMENT - Designverwaltung
   =========================================== */

/* Copy toast - lightweight animation */
#copy-toast {
    position: absolute;
    bottom: var(--spacing-21xl);
    left: 50%;
    transform: translate3d(-50%, var(--spacing-7xl), 0);
    background: var(--color-black-85);
    color: var(--color-text-white);
    padding: var(--spacing-lg) var(--spacing-3xl);
    border-radius: var(--radius-8xl);
    font-size: var(--font-size-legal-text);
    letter-spacing: 0.4px;
    opacity: 0;
    pointer-events: none;
    z-index: 2000;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
    will-change: opacity, transform;
}

#copy-toast.show {
    opacity: 1;
    transform: translate3d(-50%, 0, 0);
}

/* Links Admin Wrapper Content */
#links-admin-wrapper .links-admin-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--color-gray-40);
    border: var(--border-width-thin) solid var(--border-color-default);
    border-radius: var(--radius-6xl);
    padding: var(--spacing-7xl);
    color: var(--color-text-white);
    min-width: 320px;
    max-width: 580px;
    width: calc(100% - var(--spacing-12xl));
    max-height: 85vh;
    overflow: hidden;
    box-shadow: 0 4px 20px var(--color-black-30);
    font-family: var(--font-family-montserrat);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
}

.links-admin-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
}

.links-admin-header h3 {
    margin: 0;
    font-size: var(--font-size-3xl);
    font-weight: 600;
    letter-spacing: 0.04em;
}

.links-admin-header .menu-btn {
    width: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
}

.links-admin-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xl);
}

.links-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    padding: var(--spacing-xs) 0 0 0;
    overflow-y: auto;
    overflow-x: hidden;
    max-height: 60vh;
    -webkit-overflow-scrolling: touch;
}

.link-item {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--spacing-xl);
    align-items: center;
    background: var(--color-bg-link-item);
    border: var(--border-width-thin) solid var(--border-color-default);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg) var(--spacing-xl);
}

.link-item .meta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    font-size: var(--font-size-legal-text);
    opacity: var(--opacity-selected);
    word-break: break-all;
}

.link-item .meta .url {
    font-size: var(--font-size-legal-text);
    opacity: var(--opacity-hover);
}

.link-item .meta .status {
    font-size: var(--font-size-nav-btn);
    opacity: var(--opacity-medium);
}

.link-item .actions {
    display: flex;
    gap: var(--spacing-md);
    flex-shrink: 0;
}

.link-item .actions .mini-btn {
    width: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
}

/* Lucide icons sizing */
.links-admin-header i[data-lucide],
.links-list i[data-lucide] {
    width: var(--size-icon-xl);
    height: var(--size-icon-xl);
    color: var(--color-white-90);
    stroke: var(--color-white-90);
}

/* Design Management Styles */
#design-management-wrapper .design-management-content {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    transform: none;
    background: var(--color-gray-40);
    border: none;
    border-radius: var(--radius-3xl);
    padding: var(--spacing-7xl) var(--spacing-10xl) var(--spacing-9xl);
    color: var(--color-text-white);
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    box-sizing: border-box;
    overflow: hidden;
}

@media screen and (max-width: 768px) {
    #design-management-wrapper .design-management-content {
        padding: var(--spacing-5xl) var(--spacing-5xl) var(--spacing-7xl);
    }
}

.design-management-header {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
    flex-shrink: 0;
}

@media screen and (max-width: 768px) {
    .design-management-header {
        gap: var(--spacing-lg);
        margin-bottom: var(--spacing-xl);
    }
}

.design-management-header h3 {
    margin: 0;
    font-size: var(--font-size-subtitle);
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--color-white-95);
}

@media screen and (max-width: 768px) {
    .design-management-header h3 {
        font-size: var(--font-size-3xl);
    }
}

.design-management-header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.design-search-input {
    flex: 1;
    background: var(--color-white-10);
    border: var(--border-width-thin) solid var(--border-color-medium);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg) var(--spacing-xl);
    color: var(--color-text-white);
    font-size: var(--font-size-md);
    outline: none;
    transition: var(--transition-all-slow);
}

.design-search-input::placeholder {
    color: var(--color-white-50);
}

.design-search-input:focus {
    background: var(--color-white-15);
    border-color: var(--color-white-50);
}

.design-management-header .menu-btn {
    width: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xs);
    flex-shrink: 0;
    min-width: var(--size-btn-md);
    height: var(--size-btn-md);
    border-radius: var(--radius-full);
}

.design-management-header .menu-btn i[data-lucide] {
    color: var(--color-white-90);
    stroke: var(--color-white-90);
    width: var(--size-icon-2xl);
    height: var(--size-icon-2xl);
}

.design-management-header .menu-btn:hover i[data-lucide] {
    color: var(--color-white);
    stroke: var(--color-white);
}

.designs-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: var(--spacing-lg);
    overflow-y: auto;
    overflow-x: hidden;
    padding-right: var(--spacing-lg);
    padding-bottom: 0;
    flex: 1;
    min-height: 0;
    width: 100%;
    align-content: start;
}

@media screen and (max-width: 768px) {
    .designs-list {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: var(--spacing-md);
    }
}

.designs-list::-webkit-scrollbar {
    width: var(--spacing-lg);
}

.designs-list::-webkit-scrollbar-track {
    background: var(--color-white-10);
    border-radius: var(--radius-md);
}

.designs-list::-webkit-scrollbar-thumb {
    background: var(--color-white-30);
    border-radius: var(--radius-md);
}

.designs-list::-webkit-scrollbar-thumb:hover {
    background: var(--color-white-40);
}

.design-item {
    position: relative;
    background: var(--color-bg-design-item);
    border-radius: var(--radius-2xl);
    border: var(--border-width-thin) solid var(--color-white-20);
    overflow: hidden;
    transition: var(--transition-all-slow);
    display: flex;
    flex-direction: column;
    min-height: auto;
    height: fit-content;
}

.design-item:hover {
    background: var(--color-bg-design-item-hover);
    border-color: var(--border-color-medium);
}

.design-item-content {
    position: relative;
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    z-index: var(--z-index-low);
}

.design-item-name {
    font-weight: 600;
    font-size: 0.82rem;
    color: var(--color-white-95);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.2;
    margin-bottom: 0;
}

.design-item-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.design-item-date-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: var(--font-size-md);
    color: var(--color-white-70);
    line-height: 1.1;
    flex: 1;
    min-width: 0;
}

.design-item-date {
    font-size: var(--font-size-md);
    color: var(--color-white-70);
}

.design-item-time {
    font-size: var(--font-size-md);
    color: var(--color-white-60);
}

.design-item-actions {
    display: flex;
    flex-direction: row;
    gap: var(--spacing-xs);
    flex-shrink: 0;
    align-items: center;
}

.design-load-action,
.design-delete-action {
    background: var(--color-white-15);
    border: var(--border-width-thin) solid var(--border-color-medium);
    border-radius: var(--radius-md);
    padding: var(--spacing-xs);
    cursor: pointer;
    transition: var(--transition-all);
    display: flex;
    align-items: center;
    justify-content: center;
    width: var(--size-btn-xs);
    height: var(--size-btn-xs);
    flex-shrink: 0;
}

.design-load-action i[data-lucide],
.design-delete-action i[data-lucide] {
    width: var(--size-icon-sm);
    height: var(--size-icon-sm);
    color: var(--color-white-90);
    stroke: var(--color-white-90);
}

.design-load-action:hover {
    background: var(--color-green);
    border-color: var(--color-green-border);
}

.design-load-action:hover i[data-lucide] {
    color: var(--color-white);
    stroke: var(--color-white);
}

.design-delete-action:hover {
    background: var(--color-red-delete);
    border-color: var(--color-red-delete-border);
}

.design-delete-action:hover i[data-lucide] {
    color: var(--color-white);
    stroke: var(--color-white);
}

@media screen and (max-width: 768px) {
    .design-item-content {
        padding: var(--spacing-sm) var(--spacing-md);
        gap: 3px;
    }

    .design-item-name {
        font-size: var(--font-size-md-lg);
        line-height: 1.1;
    }

    .design-item-date-row {
        font-size: 0.65rem;
        line-height: 1.0;
    }

    .design-load-action,
    .design-delete-action {
        width: var(--spacing-7xl);
        height: var(--spacing-7xl);
        padding: 3px;
    }

    .design-load-action i[data-lucide],
    .design-delete-action i[data-lucide] {
        width: var(--spacing-2xl);
        height: var(--spacing-2xl);
        color: var(--color-white-90);
        stroke: var(--color-white-90);
    }

    .design-load-action:hover i[data-lucide] {
        color: var(--color-white);
        stroke: var(--color-white);
    }

    .design-delete-action:hover i[data-lucide] {
        color: var(--color-white);
        stroke: var(--color-white);
    }
}

.loading-designs,
.no-designs,
.error-designs {
    text-align: center;
    padding: var(--spacing-10xl) var(--spacing-7xl);
    color: var(--color-white-70);
    font-size: var(--font-size-xl);
}

/* Design Management Buttons - nur auf iPad/Desktop sichtbar */
@media screen and (max-width: 1024px) {

    #design-save-btn,
    #design-load-btn {
        display: none !important;
    }
}

/* Design Save/Load Button Icons */
#design-save-btn i[data-lucide],
#design-load-btn i[data-lucide] {
    width: var(--spacing-9xl);
    height: var(--spacing-9xl);
    color: rgba(211, 211, 211, 1);
    stroke: rgba(211, 211, 211, 1);
    display: block;
}

#design-save-btn:hover i[data-lucide],
#design-load-btn:hover i[data-lucide] {
    color: var(--color-white);
    stroke: var(--color-white);
}

#design-save-btn,
#design-load-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: none;
}

/* ===========================================
   14. UTILITIES - Loading Indicators & Helpers
   =========================================== */

/* --- Loading Overlay (Vision OS Style) --- */
.loading-overlay {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-black-50);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.loading-overlay.active {
    opacity: 1;
    visibility: visible;
}

.loading-box {
    position: relative;
    background-color: var(--color-white-15);
    backdrop-filter: var(--backdrop-blur-lg);
    -webkit-backdrop-filter: var(--backdrop-blur-lg);
    color: var(--color-text-white);
    padding: var(--spacing-9xl) var(--spacing-12xl);
    border-radius: var(--radius-8xl);
    font-family: var(--font-family-montserrat);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-5xl);
    box-shadow: 0 8px 32px var(--color-black-15);
    border: var(--border-width-thin) solid var(--color-white-20);
    min-width: 200px;
}

/* --- Spinner (Vision OS Dots) --- */
.spinner {
    width: 36px;
    height: 36px;
    position: relative;
}

.spinner-dot {
    position: absolute;
    width: 10px;
    height: 10px;
    border-radius: var(--radius-full);
    background-color: var(--color-white);
    opacity: 0;
    top: 50%;
    left: 50%;
    margin: -5px 0 0 -5px;
    animation: spinner-pulse 1.8s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.spinner-dot:nth-child(1) {
    animation-delay: 0s;
}

.spinner-dot:nth-child(2) {
    animation-delay: 0.3s;
}

.spinner-dot:nth-child(3) {
    animation-delay: 0.6s;
}

@keyframes spinner-pulse {
    0% {
        transform: scale(0);
        opacity: 0.9;
    }

    50% {
        transform: scale(1.6);
        opacity: 0;
    }

    100% {
        transform: scale(0);
        opacity: 0;
    }
}

/* Alternative: Ring Spinner */
.spinner-ring {
    width: 32px;
    height: 32px;
    border: 3px solid var(--color-white-20);
    border-top-color: var(--color-white);
    border-radius: var(--radius-full);
    animation: spinner-rotate 0.8s linear infinite;
}

@keyframes spinner-rotate {
    to {
        transform: rotate(360deg);
    }
}

.loading-text {
    font-size: var(--font-size-item-title);
    font-weight: 500;
    letter-spacing: 0.3px;
    color: var(--color-text-white);
    text-transform: uppercase;
    text-align: center;
    white-space: nowrap;
}

/* Close Button for Loading */
.loading-close-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 32px;
    height: 32px;
    border: none;
    background: none;
    background-color: transparent;
    color: var(--color-text-white);
    font-size: var(--font-size-9xl);
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-all);
    font-family: Arial, sans-serif;
    padding: 0;
    margin: 0;
}

.loading-close-btn:hover {
    opacity: 0.7;
    transform: var(--transform-scale-strong);
}

.loading-close-btn:active {
    transform: scale(0.95);
}

/* --- Login Area Border Radius Fix --- */
.login-container {
    border-radius: var(--radius-3xl);
}

.login-form {
    border-radius: var(--radius-7xl);
}

.login-form button {
    border-radius: var(--radius-5xl);
}

.login-field input {
    border-radius: var(--radius-4xl);
}

@media screen and (max-width: 480px) {
    .login-container {
        padding: var(--spacing-4xl);
        border-radius: var(--radius-3xl);
    }

    .login-form {
        min-width: auto;
        width: 100%;
        padding: var(--spacing-7xl);
        border-radius: var(--radius-6xl);
    }

    .login-field input {
        padding: var(--spacing-xl) var(--spacing-4xl);
        border-radius: var(--radius-3xl);
    }

    .login-form button {
        padding: var(--spacing-xl) var(--spacing-7xl);
        border-radius: var(--radius-4xl);
    }
}

/* Slider inputs - consistent appearance */
#width-slider,
#zoom-range {
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
    touch-action: var(--touch-action-none);
}

#width-slider:focus,
#zoom-range:focus {
    outline: none;
}

/* --- Menu Wrapper Border Radius --- */
.menu-wrapper {
    border-radius: var(--radius-3xl);
}

/* Blumen wrapper nested radius */
.blumen-wrapper {
    border-radius: var(--radius-3xl) 0 0 var(--radius-3xl);
}

@media screen and (max-width: 768px) {
    .blumen-wrapper {
        border-radius: 0 0 var(--radius-3xl) var(--radius-3xl);
    }
}

/* --- Angebot Item Nested Radius --- */
.angebot-content {
    border-radius: var(--radius-3xl);
}

.angebot-item {
    border-radius: var(--radius-2xl);
}

.angebot-item .item-price {
    border-radius: var(--radius-5xl);
}

.material-sample {
    border-radius: var(--radius-xl);
}

/* --- Design Management Nested Radius --- */
#design-management-wrapper .design-management-content {
    border-radius: var(--radius-3xl);
}

.design-item {
    border-radius: var(--radius-xl);
}

.design-load-action,
.design-delete-action {
    border-radius: var(--radius-lg);
}

/* --- Links Admin Nested Radius --- */
#links-admin-wrapper .links-admin-content {
    border-radius: var(--radius-6xl);
}

.link-item {
    border-radius: var(--radius-xl);
}

/* --- Utility Classes for JS --- */
.js-hidden {
    display: none !important;
}

.js-visible {
    display: block !important;
}

.js-flex {
    display: flex !important;
}

.js-opacity-0 {
    opacity: 0 !important;
}

.js-opacity-1 {
    opacity: 1 !important;
}

.js-no-transition {
    transition: none !important;
}

.js-grabbing {
    cursor: grabbing !important;
}

.js-grabbing * {
    cursor: grabbing !important;
}

/* --- Safe Area Insets for Mobile --- */
@supports (padding: max(0px)) {
    .container {
        padding-left: max(var(--spacing-2xl), env(safe-area-inset-left));
        padding-right: max(var(--spacing-2xl), env(safe-area-inset-right));
    }

    .login-container {
        padding-bottom: max(var(--spacing-7xl), env(safe-area-inset-bottom));
    }
}