style.css

/* style.css - Enhanced Glass Design with Animations */
:root {
    --bg-color: #0f172a;
    --panel-bg: rgba(30, 41, 59, 0.65);
    --panel-bg-strong: rgba(30, 41, 59, 0.85);
    --panel-border: rgba(148, 163, 184, 0.15);
    --panel-border-strong: rgba(148, 163, 184, 0.3);
    --accent-color: #3b82f6;
    --accent-hover: #2563eb;
    --text-main: #f1f5f9;
    --text-sub: #94a3b8;
    --btn-shadow: #1e3a8a;
    --glass-shine: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 100%);
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

* { 
    box-sizing: border-box; 
    margin: 0; 
    padding: 0; 
    -webkit-tap-highlight-color: transparent; 
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg-color) radial-gradient(circle at 50% 0%, #1e293b 0%, var(--bg-color) 70%);
    color: var(--text-main);
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: fadeIn 0.6s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* --- Enhanced Glass Components --- */
.glass-panel {
    background: var(--panel-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--panel-border);
    position: relative;
    transition: all var(--transition-normal);
    will-change: transform;
}

@media (max-width: 768px) {
    .glass-panel {
        backdrop-filter: blur(10px) saturate(120%);
        -webkit-backdrop-filter: blur(10px) saturate(120%);
    }
}

.glass-panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.1) 50%, transparent 100%);
    opacity: 0.5;
}

.glass-panel:hover {
    border-color: var(--panel-border-strong);
    transform: translateY(-1px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* --- Enhanced 3D Buttons --- */
.btn-3d {
    background: linear-gradient(135deg, var(--accent-color) 0%, #2563eb 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-weight: 600;
    box-shadow: 
        0 4px 0 var(--btn-shadow), 
        0 5px 15px rgba(59, 130, 246, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.btn-3d::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn-3d:hover {
    transform: translateY(-2px);
    box-shadow: 
        0 6px 0 var(--btn-shadow), 
        0 8px 20px rgba(59, 130, 246, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-3d:hover::before {
    left: 100%;
}

.btn-3d:active { 
    transform: translateY(4px); 
    box-shadow: 
        0 0 0 var(--btn-shadow),
        0 2px 5px rgba(59, 130, 246, 0.3);
}

.btn-3d:disabled { 
    background: linear-gradient(135deg, #475569 0%, #334155 100%);
    box-shadow: none; 
    transform: none; 
    opacity: 0.7;
    cursor: not-allowed;
}

/* --- Layout --- */
.app-container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
    animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
    from { 
        opacity: 0;
        transform: translateY(20px); 
    }
    to { 
        opacity: 1;
        transform: translateY(0); 
    }
}

header {
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
    margin-top: 70px;
    transition: margin-top var(--transition-normal);
}

header h2 { 
    font-size: 1.2rem; 
    font-weight: 700; 
    letter-spacing: 0.5px;
    background: linear-gradient(135deg, var(--text-main) 0%, var(--text-sub) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

body.has-preview header {
    margin-top: 170px;
}

/* --- History Gallery --- */
.history-container {
    flex: 1;
    overflow-y: auto;
    padding: 10px 20px;
    padding-bottom: 20px;
    scroll-behavior: smooth;
}

.history-container::-webkit-scrollbar {
    width: 8px;
}

.history-container::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 4px;
}

.history-container::-webkit-scrollbar-thumb {
    background: var(--panel-bg);
    border-radius: 4px;
    transition: background var(--transition-fast);
}

.history-container::-webkit-scrollbar-thumb:hover {
    background: var(--panel-bg-strong);
}

.grid-layout {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.public-gallery-section {
    margin-top: 40px;
    padding: 32px;
    border-radius: 24px;
    border: 1px solid var(--panel-border);
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(20, 30, 50, 0.8) 100%);
    backdrop-filter: blur(20px) saturate(180%);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    animation: slideUp 0.6s ease-out;
    position: relative;
    overflow: hidden;
}

.public-gallery-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.1) 50%, transparent 100%);
    opacity: 0.5;
}

.section-title {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    flex-wrap: wrap;
    position: relative;
}

.section-title h3 {
    margin: 0;
    font-size: 1.3rem;
    letter-spacing: 0.5px;
    background: linear-gradient(135deg, var(--text-main) 0%, var(--text-sub) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

.section-subtitle {
    margin-top: 8px;
    font-size: 0.95rem;
    color: var(--text-sub);
    transition: color var(--transition-fast);
}

.section-subtitle.is-success {
    color: #34d399;
    font-weight: 500;
}

.section-subtitle.is-error {
    color: #f87171;
    font-weight: 500;
}

.section-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.public-grid {
    margin-top: 28px;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
}

.public-card {
    position: relative;
    border-radius: 18px;
    overflow: hidden;
    border: 1px solid var(--panel-border);
    background: rgba(15, 23, 42, 0.85);
    aspect-ratio: 16 / 9;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: 0 10px 35px rgba(0, 0, 0, 0.3);
    animation: scaleIn 0.5s ease-out backwards;
    will-change: transform, box-shadow;
}

@media (max-width: 768px) {
    .public-card {
        animation: fadeIn 0.3s ease-out backwards;
    }
}

.public-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-normal);
}

.public-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(59, 130, 246, 0.3);
    border-color: rgba(59, 130, 246, 0.4);
}

.public-card:hover img {
    transform: scale(1.08);
}

.public-card:nth-child(1) { animation-delay: 0.05s; }
.public-card:nth-child(2) { animation-delay: 0.1s; }
.public-card:nth-child(3) { animation-delay: 0.15s; }
.public-card:nth-child(4) { animation-delay: 0.2s; }
.public-card:nth-child(5) { animation-delay: 0.25s; }
.public-card:nth-child(6) { animation-delay: 0.3s; }

.public-card-info {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 16px;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0) 0%, rgba(15, 23, 42, 0.7) 40%, rgba(15, 23, 42, 0.95) 100%);
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: all var(--transition-normal);
}

.public-card:hover .public-card-info {
    padding-bottom: 20px;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0) 0%, rgba(15, 23, 42, 0.85) 30%, rgba(15, 23, 42, 0.98) 100%);
}

.public-card-prompt {
    margin: 0;
    font-size: 0.9rem;
    color: #f1f5f9;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    font-weight: 500;
}

.public-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    color: rgba(148, 163, 184, 0.9);
    gap: 10px;
}

.public-gallery-empty {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--text-sub);
    padding: 60px 30px;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.5) 0%, rgba(20, 30, 50, 0.5) 100%);
    border-radius: 20px;
    border: 2px dashed var(--panel-border);
    font-size: 1.1rem;
}

.public-gallery-empty > div:first-child {
    font-size: 48px;
    margin-bottom: 16px;
}

.icon-btn.small {
    width: 36px;
    height: 36px;
    font-size: 14px;
    background: rgba(239, 68, 68, 0.9);
    border-color: rgba(248, 113, 113, 0.7);
    transition: all var(--transition-fast);
}

.icon-btn.small:hover {
    background: rgba(239, 68, 68, 0.95);
    transform: scale(1.15);
    box-shadow: 0 6px 20px rgba(239, 68, 68, 0.4);
}

.icon-btn.share-btn {
    background: rgba(59, 130, 246, 0.25);
    border-color: rgba(59, 130, 246, 0.4);
}

.icon-btn.share-btn:hover {
    background: rgba(59, 130, 246, 0.4);
}

.icon-btn.public-delete-btn {
    background: rgba(239, 68, 68, 0.9);
    border-color: rgba(248, 113, 113, 0.7);
}

.icon-btn.spinning {
    animation: spin 0.8s linear infinite;
}

@media (max-width: 768px) {
    .icon-btn.spinning {
        animation: spin 1s linear infinite;
        opacity: 0.8;
    }
}

.history-item {
    position: relative;
    aspect-ratio: 16 / 9;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--panel-border);
    background: rgba(0,0,0,0.2);
    cursor: pointer;
    transition: all var(--transition-normal);
    animation: scaleIn 0.4s ease-out backwards;
}

@keyframes scaleIn {
    from { 
        opacity: 0;
        transform: scale(0.9);
    }
    to { 
        opacity: 1;
        transform: scale(1);
    }
}

.history-item:nth-child(1) { animation-delay: 0.05s; }
.history-item:nth-child(2) { animation-delay: 0.1s; }
.history-item:nth-child(3) { animation-delay: 0.15s; }
.history-item:nth-child(4) { animation-delay: 0.2s; }
.history-item:nth-child(5) { animation-delay: 0.25s; }
.history-item:nth-child(6) { animation-delay: 0.3s; }

.history-item img { 
    width: 100%; 
    height: 100%; 
    object-fit: cover; 
    transition: transform var(--transition-normal);
}

.history-item:hover {
    border-color: var(--panel-border-strong);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    transform: translateY(-4px);
}

.history-item:hover img { 
    transform: scale(1.08); 
}

.item-badge {
    position: absolute;
    top: 8px; 
    left: 8px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.95) 0%, rgba(37, 99, 235, 0.95) 100%);
    font-size: 10px; 
    padding: 4px 8px;
    border-radius: 6px; 
    z-index: 2;
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    transition: all var(--transition-fast);
}

.item-badge:hover {
    transform: scale(1.05);
}

.item-actions {
    position: absolute;
    bottom: 0; 
    right: 0; 
    left: 0;
    padding: 12px;
    background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.4) 50%, transparent 100%);
    backdrop-filter: blur(8px);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.history-item:hover .item-actions { 
    opacity: 1; 
}

@media (hover: none) { 
    .item-actions { opacity: 1; } 
}

.icon-btn {
    width: 36px; 
    height: 36px;
    border-radius: 8px;
    background: rgba(255,255,255,0.15);
    color: white;
    border: 1px solid rgba(255,255,255,0.2);
    display: flex; 
    align-items: center; 
    justify-content: center;
    backdrop-filter: blur(8px);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 16px;
}

.icon-btn:hover {
    background: rgba(255,255,255,0.25);
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

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

/* --- Fixed Input Section (Top) --- */
.input-section {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    display: flex;
    flex-direction: column;
    border-radius: 0;
    box-shadow: 0 4px 24px rgba(0,0,0,0.4);
    z-index: 100;
    border-bottom: 1px solid var(--panel-border);
    transition: box-shadow var(--transition-normal);
}

.input-section:hover {
    box-shadow: 0 6px 32px rgba(0,0,0,0.5);
}

/* Preview Bar */
.preview-bar {
    padding: 0;
    max-height: 0;
    overflow-x: auto;
    overflow-y: hidden;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(12px);
    display: flex;
    gap: 8px;
    transition: all var(--transition-normal) cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    scroll-behavior: smooth;
}

.preview-bar::-webkit-scrollbar {
    height: 4px;
}

.preview-bar::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
}

.preview-bar::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 2px;
}

.preview-bar.visible {
    padding: 12px 20px;
    max-height: 100px;
}

.thumb-wrapper {
    position: relative;
    width: 64px; 
    height: 64px;
    flex-shrink: 0;
    border-radius: 8px;
    border: 2px solid rgba(255,255,255,0.1);
    overflow: hidden;
    transition: all var(--transition-fast);
    animation: slideInThumb 0.3s ease-out;
}

@keyframes slideInThumb {
    from {
        opacity: 0;
        transform: scale(0.8) translateY(-10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.thumb-wrapper:hover {
    border-color: var(--accent-color);
    transform: scale(1.05);
}

.thumb-wrapper img { 
    width: 100%; 
    height: 100%; 
    object-fit: cover; 
}

.thumb-remove {
    position: absolute; 
    top: 2px; 
    right: 2px;
    width: 18px; 
    height: 18px;
    background: linear-gradient(135deg, rgba(239,68,68,0.95) 0%, rgba(220,38,38,0.95) 100%);
    border-radius: 50%;
    display: flex; 
    align-items: center; 
    justify-content: center;
    font-size: 12px; 
    cursor: pointer;
    border: 1px solid rgba(255,255,255,0.3);
    transition: all var(--transition-fast);
    box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

.thumb-remove:hover {
    transform: scale(1.2);
    background: linear-gradient(135deg, rgba(220,38,38,1) 0%, rgba(185,28,28,1) 100%);
}

.thumb-remove:active {
    transform: scale(0.9);
}

/* Control Bar */
.control-bar {
    display: flex;
    align-items: flex-end;
    padding: 12px 20px;
    gap: 10px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.upload-trigger {
    width: 44px; 
    height: 44px;
    border-radius: 12px;
    background: rgba(255,255,255,0.05);
    border: 2px dashed rgba(255,255,255,0.3);
    color: var(--text-sub);
    display: flex; 
    align-items: center; 
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
    transition: all var(--transition-normal);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.upload-trigger::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.2) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.upload-trigger:hover, .upload-trigger.active {
    background: rgba(59, 130, 246, 0.15);
    border-color: var(--accent-color);
    border-style: solid;
    color: var(--accent-color);
    transform: scale(1.05);
}

.upload-trigger:hover::before, .upload-trigger.active::before {
    opacity: 1;
}

.upload-trigger:active {
    transform: scale(0.95);
}

/* Drag Active State */
.input-section.drag-active {
    background: rgba(59, 130, 246, 0.1);
    border-color: var(--accent-color);
    box-shadow: 
        0 6px 32px rgba(59, 130, 246, 0.4),
        inset 0 0 0 2px var(--accent-color);
    animation: pulse 1s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { 
        box-shadow: 
            0 6px 32px rgba(59, 130, 246, 0.4),
            inset 0 0 0 2px var(--accent-color);
    }
    50% { 
        box-shadow: 
            0 8px 40px rgba(59, 130, 246, 0.6),
            inset 0 0 0 3px var(--accent-color);
    }
}

.main-input {
    flex: 1;
    background: transparent;
    border: none;
    color: white;
    font-size: 16px;
    padding: 10px 5px;
    resize: none;
    max-height: 120px;
    outline: none;
    line-height: 1.5;
    transition: all var(--transition-fast);
}

.main-input::placeholder { 
    color: rgba(255,255,255,0.3);
    transition: color var(--transition-fast);
}

.main-input:focus::placeholder {
    color: rgba(255,255,255,0.5);
}

.send-btn {
    height: 44px;
    padding: 0 20px;
    font-size: 15px;
    flex-shrink: 0;
    min-width: 90px;
}

/* Enhanced Loading Animation */
.loader {
    width: 18px; 
    height: 18px;
    border: 2px solid rgba(255,255,255,0.2);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    display: none;
    will-change: transform;
}

.loading .loader { display: block; }
.loading span { display: none; }

@keyframes spin { 
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); } 
}

@media (prefers-reduced-motion: reduce) {
    .loader,
    .icon-btn.spinning {
        animation: none;
        opacity: 0.7;
    }
}

/* --- Enhanced Modal --- */
.modal {
    display: none;
    position: fixed; 
    top: 0; 
    left: 0; 
    width: 100%; 
    height: 100%;
    background: rgba(0,0,0,0.85);
    z-index: 1000;
    justify-content: center; 
    align-items: center;
    backdrop-filter: blur(8px);
    animation: fadeIn var(--transition-normal);
}

.modal.show {
    display: flex;
}

.modal-content {
    background: var(--panel-bg-strong);
    backdrop-filter: blur(24px) saturate(180%);
    width: 95%; 
    max-width: 1000px; 
    height: 90%;
    max-height: 900px;
    border-radius: 20px;
    display: flex; 
    flex-direction: column;
    position: relative;
    border: 1px solid var(--panel-border-strong);
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.6),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    animation: modalSlideIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.close-modal {
    position: absolute; 
    top: 15px; 
    right: 15px;
    width: 40px; 
    height: 40px;
    border-radius: 50%; 
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(8px);
    color: white; 
    border: 1px solid rgba(255,255,255,0.2);
    z-index: 10; 
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.close-modal:hover {
    background: rgba(239,68,68,0.9);
    transform: rotate(90deg) scale(1.1);
    border-color: rgba(255,255,255,0.4);
}

.close-modal:active {
    transform: rotate(90deg) scale(0.95);
}

.modal-img-area { 
    flex: 1; 
    display: flex; 
    justify-content: center; 
    align-items: center; 
    background: rgba(0,0,0,0.5); 
    overflow: hidden; 
    border-radius: 20px 20px 0 0;
    position: relative;
}

.modal-img-area::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, transparent 0%, rgba(0,0,0,0.3) 100%);
    pointer-events: none;
}

.modal-img-area img { 
    max-width: 100%; 
    max-height: 100%; 
    object-fit: contain;
    animation: imageZoomIn 0.5s ease-out;
}

@keyframes imageZoomIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal-footer { 
    padding: 20px; 
    background: rgba(30, 41, 59, 0.95);
    backdrop-filter: blur(16px);
    border-top: 1px solid var(--panel-border-strong); 
    display: flex; 
    flex-direction: column; 
    gap: 12px;
    border-radius: 0 0 20px 20px;
}

.input-refs { 
    display: flex; 
    gap: 8px; 
    overflow-x: auto; 
    padding-bottom: 5px;
    scroll-behavior: smooth;
}

.input-refs::-webkit-scrollbar {
    height: 4px;
}

.input-refs::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 2px;
}

.input-refs::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 2px;
}

.ref-thumb { 
    width: 44px; 
    height: 44px; 
    border-radius: 8px; 
    border: 2px solid rgba(255,255,255,0.2); 
    cursor: pointer;
    transition: all var(--transition-fast);
    object-fit: cover;
}

.ref-thumb:hover {
    border-color: var(--accent-color);
    transform: scale(1.1);
}

.prompt-display { 
    background: rgba(0,0,0,0.3); 
    padding: 12px; 
    border-radius: 10px; 
    color: #cbd5e1; 
    font-size: 0.9rem; 
    max-height: 100px; 
    overflow-y: auto;
    line-height: 1.5;
    border: 1px solid rgba(255,255,255,0.05);
}

.prompt-display::-webkit-scrollbar {
    width: 6px;
}

.prompt-display::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 3px;
}

.prompt-display::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 3px;
}

/* --- Login Overlay --- */
#login-overlay { 
    position: fixed; 
    inset: 0; 
    z-index: 5000; 
    display: flex; 
    justify-content: center; 
    align-items: center; 
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    animation: fadeIn 0.5s ease-out;
}

.login-card { 
    width: 340px; 
    padding: 40px; 
    text-align: center;
    border-radius: 20px;
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    animation: modalSlideIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.login-card h1 {
    font-size: 3rem;
    margin-bottom: 10px;
    animation: bounce 1s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.login-card h3 {
    margin: 15px 0;
    color: #cbd5e1;
    font-weight: 600;
}

.login-card input { 
    width: 100%; 
    padding: 14px; 
    margin: 20px 0; 
    background: rgba(0,0,0,0.4); 
    border: 2px solid rgba(255,255,255,0.1); 
    color: white; 
    border-radius: 10px;
    font-size: 15px;
    transition: all var(--transition-normal);
    outline: none;
}

.login-card input:focus {
    border-color: var(--accent-color);
    background: rgba(0,0,0,0.5);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.login-card .btn-3d {
    width: 100%;
    padding: 14px;
    font-size: 16px;
}

/* --- Mobile Responsive Design --- */
@media (max-width: 768px) {
     .grid-layout {
         grid-template-columns: 1fr;
         gap: 12px;
     }

     .public-gallery-section {
         padding: 20px;
         margin-top: 30px;
         border-radius: 18px;
         backdrop-filter: blur(10px) saturate(120%);
         -webkit-backdrop-filter: blur(10px) saturate(120%);
     }

     .section-title h3 {
         font-size: 1.1rem;
     }

     .section-subtitle {
         font-size: 0.85rem;
     }

     .public-grid {
         grid-template-columns: 1fr;
         gap: 14px;
         margin-top: 16px;
     }

     .public-card {
         border-radius: 14px;
         transition: none;
         box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
     }

     .public-card:hover {
         transform: none;
         box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
     }

     .public-card-prompt {
         font-size: 0.8rem;
         -webkit-line-clamp: 2;
     }

     .public-card-footer {
         font-size: 0.7rem;
     }

     .icon-btn.small {
         width: 32px;
         height: 32px;
         font-size: 12px;
     }

     .public-gallery-empty {
         padding: 40px 20px;
         border-radius: 16px;
         font-size: 0.95rem;
     }

     .public-gallery-empty > div:first-child {
         font-size: 36px;
         margin-bottom: 12px;
     }

     .history-item {
         animation: fadeIn 0.3s ease-out backwards;
     }

     .history-item:nth-child(1) { animation-delay: 0s; }
     .history-item:nth-child(2) { animation-delay: 0s; }
     .history-item:nth-child(3) { animation-delay: 0s; }
     .history-item:nth-child(4) { animation-delay: 0s; }
     .history-item:nth-child(5) { animation-delay: 0s; }
     .history-item:nth-child(6) { animation-delay: 0s; }

     .history-item:hover {
         transform: none;
         box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
     }

     .btn-3d {
         transition: none;
     }

     .btn-3d:hover {
         transform: none;
     }
}

@media (max-width: 600px) {
    .public-gallery-section {
        padding: 16px;
        margin-top: 20px;
    }

    .section-title {
        flex-direction: column;
    }

    .section-title h3 {
        font-size: 1rem;
    }

    .public-grid {
             grid-template-columns: 1fr;
             gap: 12px;
         }

    .public-card-info {
        padding: 12px;
    }

    .public-card:hover .public-card-info {
        padding-bottom: 12px;
    }
}

/* --- Tablet Responsive Design --- */
@media (min-width: 768px) and (max-width: 1024px) {
    .grid-layout {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .public-grid {
        grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
        gap: 18px;
    }

    .public-gallery-section {
        padding: 28px;
        margin-top: 35px;
    }
    
    .modal-content {
        width: 90%;
        height: 85%;
    }
    
    header {
        margin-top: 75px;
    }
    
    body.has-preview header {
        margin-top: 160px;
    }
}

/* --- Large Screen Optimization --- */
@media (min-width: 1200px) {
    .grid-layout {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }

    .public-grid {
        grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
        gap: 28px;
    }

    .public-gallery-section {
        padding: 40px;
        margin-top: 50px;
    }

    .section-title h3 {
        font-size: 1.5rem;
    }
    
    .history-container {
        padding: 15px 30px;
        padding-bottom: 30px;
    }
    
    header {
        padding: 20px 30px;
    }
    
    .control-bar {
        padding: 14px 30px;
    }
    
    .preview-bar.visible {
        padding: 14px 30px;
    }
}

/* --- Accessibility & Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* --- Focus Styles for Accessibility --- */
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* --- Print Styles --- */
@media print {
    .input-section,
    .item-actions,
    header,
    .modal {
        display: none !important;
    }
    
    .history-container {
        overflow: visible;
        padding: 0;
    }
    
    body {
        background: white;
        color: black;
    }
}