@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap');

:root {
    --primary-color: #8c6d4c;
    --primary-dark: #6d5236;
    --primary-light: #b89b76;
    --accent-color: #d4a574;
    --bg-cream: #f8f5f0;
    --bg-paper: #fffef9;
    --text-dark: #5a4630;
    --text-light: #777;
    --border-color: #e0d5c9;
    --shadow-soft: 0 4px 20px rgba(140, 109, 76, 0.15);
    --shadow-medium: 0 8px 30px rgba(140, 109, 76, 0.2);
    --shadow-strong: 0 15px 50px rgba(140, 109, 76, 0.25);
    --transition-smooth: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Serif SC', 'Microsoft YaHei', serif;
    background: linear-gradient(135deg, #f8f5f0 0%, #f0e9df 50%, #f8f5f0 100%);
    color: var(--text-dark);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(212, 165, 116, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(140, 109, 76, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(184, 155, 118, 0.05) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

/* Navbar */
nav {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 50%, var(--primary-dark) 100%);
    padding: 18px 0;
    box-shadow: var(--shadow-medium);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

nav::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    font-size: 1.7rem;
    font-weight: 700;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 12px;
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
    transition: var(--transition-smooth);
}

.nav-brand:hover {
    transform: scale(1.02);
}

.nav-brand i {
    font-size: 2rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.nav-link {
    color: rgba(255,255,255,0.9);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-smooth);
    padding: 10px 18px;
    border-radius: 25px;
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: 0.5s;
}

.nav-link:hover::before {
    left: 100%;
}

.nav-link:hover {
    color: #fff;
    background: rgba(255,255,255,0.2);
    transform: translateY(-2px);
}

/* Buttons */
.admin-btn, .home-btn, .add-btn, .submit-btn {
    color: #fff;
    text-decoration: none;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 50%, var(--primary-dark) 100%);
    padding: 12px 28px;
    border-radius: 30px;
    border: none;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition-smooth);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 6px 20px rgba(140, 109, 76, 0.35);
    font-family: inherit;
    position: relative;
    overflow: hidden;
}

.admin-btn::before, .home-btn::before, .add-btn::before, .submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: 0.6s;
}

.admin-btn:hover::before, .home-btn:hover::before, .add-btn:hover::before, .submit-btn:hover::before {
    left: 100%;
}

.admin-btn:hover, .home-btn:hover, .add-btn:hover, .submit-btn:hover {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 10px 30px rgba(140, 109, 76, 0.45);
}

.admin-btn i, .home-btn i, .add-btn i, .submit-btn i {
    transition: var(--transition-bounce);
}

.admin-btn:hover i, .home-btn:hover i, .add-btn:hover i, .submit-btn:hover i {
    transform: rotate(10deg) scale(1.1);
}

.logout-btn {
    color: #fff;
    text-decoration: none;
    background: rgba(255,255,255,0.15);
    padding: 10px 22px;
    border-radius: 25px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 1px solid rgba(255,255,255,0.2);
}

.logout-btn:hover {
    background: rgba(255,255,255,0.25);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.cancel-btn {
    color: var(--text-light);
    text-decoration: none;
    padding: 12px 28px;
    font-weight: 500;
    transition: var(--transition-smooth);
    border-radius: 30px;
    border: 2px solid var(--border-color);
}

.cancel-btn:hover {
    color: var(--primary-color);
    background: rgba(140, 109, 76, 0.1);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

/* Gallery Container */
.gallery-container {
    padding: 50px 20px;
    min-height: calc(100vh - 80px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}

/* Album Container */
.album-container {
    width: 100%;
    max-width: 1000px;
    height: 650px;
    position: relative;
    perspective: 2000px;
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Album Book */
.album-book {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.8s ease;
}

/* Album Pages */
.album-page {
    width: 50%;
    height: 100%;
    background: linear-gradient(145deg, var(--bg-paper) 0%, #fff 100%);
    position: absolute;
    top: 0;
    box-shadow: 
        var(--shadow-strong),
        inset 0 0 80px rgba(140, 109, 76, 0.05);
    padding: 35px;
    overflow-y: auto;
    backface-visibility: hidden;
    transform-origin: left center;
    transition: transform 0.9s cubic-bezier(0.645, 0.045, 0.355, 1);
    border-radius: 0 12px 12px 0;
}

.album-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, rgba(0,0,0,0.02) 0%, transparent 10%);
    pointer-events: none;
}

.album-page::-webkit-scrollbar {
    width: 6px;
}

.album-page::-webkit-scrollbar-track {
    background: var(--border-color);
    border-radius: 3px;
}

.album-page::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--primary-light), var(--primary-color));
    border-radius: 3px;
}

.page-right {
    right: 0;
    transform-origin: right center;
    border-radius: 12px 0 0 12px;
}

.page-flipped {
    transform: rotateY(-180deg);
}

/* Cover Page */
.cover-page {
    background: linear-gradient(145deg, var(--primary-light) 0%, var(--primary-color) 40%, var(--primary-dark) 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    border-radius: 12px 0 0 12px;
    position: relative;
    overflow: hidden;
}

.cover-page::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 50%);
    animation: rotate 20s linear infinite;
}

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

.cover-page::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 30%, rgba(255,255,255,0.15) 0%, transparent 40%),
        radial-gradient(circle at 70% 70%, rgba(0,0,0,0.1) 0%, transparent 40%);
    pointer-events: none;
}

.cover-title {
    font-size: 3rem;
    margin-bottom: 18px;
    text-shadow: 0 4px 15px rgba(0,0,0,0.3);
    text-align: center;
    position: relative;
    z-index: 1;
    animation: slideInDown 1s ease-out;
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cover-subtitle {
    font-size: 1.2rem;
    opacity: 0.95;
    text-align: center;
    position: relative;
    z-index: 1;
    animation: slideInUp 1s ease-out 0.3s both;
    letter-spacing: 3px;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cover-icon {
    font-size: 5rem;
    margin-bottom: 25px;
    opacity: 0.95;
    position: relative;
    z-index: 1;
    animation: bounceIn 1s ease-out 0.5s both;
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        transform: scale(1.1);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Page Title */
.page-title {
    font-size: 1.6rem;
    color: var(--primary-color);
    margin-bottom: 28px;
    text-align: center;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 15px;
    position: relative;
}

.page-title::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-light), var(--primary-color), var(--primary-light));
    animation: expandWidth 2s ease-out infinite;
}

@keyframes expandWidth {
    0%, 100% { width: 60px; opacity: 0.7; }
    50% { width: 100px; opacity: 1; }
}

/* Craft Card */
.craft-card {
    margin-bottom: 28px;
    text-align: center;
    padding: 18px;
    border-radius: 12px;
    transition: var(--transition-smooth);
    background: transparent;
    position: relative;
}

.craft-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(140, 109, 76, 0.05) 0%, rgba(212, 165, 116, 0.08) 100%);
    border-radius: 12px;
    opacity: 0;
    transition: var(--transition-smooth);
}

.craft-card:hover::before {
    opacity: 1;
}

.craft-card:hover {
    transform: translateY(-5px);
}

.craft-img {
    width: 100%;
    height: 210px;
    object-fit: cover;
    border-radius: 12px;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-soft);
    cursor: pointer;
    position: relative;
    z-index: 1;
}

.craft-img:hover {
    transform: scale(1.05) rotate(1deg);
    box-shadow: var(--shadow-strong);
}

.craft-name {
    font-size: 1.25rem;
    color: var(--text-dark);
    margin: 15px 0 8px;
    font-weight: 600;
    position: relative;
    z-index: 1;
    transition: var(--transition-smooth);
}

.craft-card:hover .craft-name {
    color: var(--primary-color);
}

.craft-desc {
    font-size: 0.92rem;
    color: var(--text-light);
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

.craft-meta {
    display: flex;
    justify-content: center;
    gap: 18px;
    margin-top: 12px;
    font-size: 0.85rem;
    color: var(--text-light);
    position: relative;
    z-index: 1;
}

.craft-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition-smooth);
}

.craft-meta span:hover {
    color: var(--primary-color);
}

.craft-meta i {
    color: var(--primary-color);
    transition: var(--transition-bounce);
}

.craft-meta span:hover i {
    transform: scale(1.2);
}

/* Flip Buttons */
.flip-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 55px;
    height: 55px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    color: white;
    border: none;
    font-size: 1.3rem;
    cursor: pointer;
    z-index: 99;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-medium);
    display: flex;
    align-items: center;
    justify-content: center;
}

.flip-btn::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color), var(--primary-dark));
    z-index: -1;
    opacity: 0;
    transition: var(--transition-smooth);
}

.flip-btn:hover::before {
    opacity: 1;
}

.flip-btn:hover {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    transform: translateY(-50%) scale(1.15);
    box-shadow: var(--shadow-strong);
}

.flip-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: translateY(-50%) scale(0.9);
}

.flip-btn i {
    transition: var(--transition-bounce);
}

.flip-btn:hover i {
    transform: translateX(3px);
}

#prevBtn:hover i {
    transform: translateX(-3px);
}

#prevBtn {
    left: -80px;
}

#nextBtn {
    right: -80px;
}

/* Image Viewer */
.image-viewer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.92);
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    cursor: zoom-out;
    padding: 20px;
    backdrop-filter: blur(10px);
}

.image-viewer.show {
    display: flex;
    animation: fadeIn 0.3s ease-out;
}

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

.view-img {
    max-width: 90%;
    max-height: 72%;
    border-radius: 12px;
    box-shadow: 0 0 60px rgba(255,255,255,0.15);
    object-fit: contain;
    margin-bottom: 25px;
    animation: zoomIn 0.4s ease-out;
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.view-name {
    font-size: 1.5rem;
    color: #fff;
    background: linear-gradient(135deg, rgba(140, 109, 76, 0.9) 0%, rgba(109, 82, 54, 0.9) 100%);
    padding: 14px 35px;
    border-radius: 50px;
    text-align: center;
    max-width: 80%;
    backdrop-filter: blur(8px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.3);
}

.view-desc {
    font-size: 1rem;
    color: rgba(255,255,255,0.85);
    margin-top: 12px;
    text-align: center;
    max-width: 70%;
    line-height: 1.6;
}

.close-viewer {
    position: absolute;
    top: 35px;
    right: 35px;
    width: 55px;
    height: 55px;
    background: linear-gradient(135deg, #fff 0%, #f5f5f5 100%);
    border-radius: 50%;
    border: none;
    font-size: 1.8rem;
    cursor: pointer;
    z-index: 100;
    transition: var(--transition-smooth);
    color: var(--text-dark);
    box-shadow: 0 5px 20px rgba(0,0,0,0.3);
}

.close-viewer:hover {
    transform: scale(1.1) rotate(90deg);
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    color: #fff;
}

.viewer-prev, .viewer-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 65px;
    height: 65px;
    border-radius: 50%;
    background: rgba(255,255,255,0.12);
    color: white;
    border: 2px solid rgba(255,255,255,0.2);
    font-size: 1.6rem;
    cursor: pointer;
    z-index: 100;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    justify-content: center;
}

.viewer-prev { left: 45px; }
.viewer-next { right: 45px; }

.viewer-prev:hover, .viewer-next:hover {
    background: rgba(255,255,255,0.25);
    border-color: rgba(255,255,255,0.4);
    transform: translateY(-50%) scale(1.1);
}

/* No Products */
.no-products {
    padding: 100px 20px;
    text-align: center;
    animation: fadeInUp 0.8s ease-out;
}

.no-products-icon {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, rgba(140, 109, 76, 0.1) 0%, rgba(212, 165, 116, 0.15) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.no-products-icon i {
    font-size: 3rem;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.no-products h2 {
    font-size: 1.8rem;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.no-products p {
    color: var(--text-light);
    font-size: 1.05rem;
}

/* Footer */
.site-footer {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 50%, var(--primary-dark) 100%);
    padding: 30px 0;
    margin-top: auto;
    position: relative;
    overflow: hidden;
}

.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
    animation: shimmer 3s ease-in-out infinite;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    position: relative;
    z-index: 1;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    font-size: 1.25rem;
    font-weight: 600;
    text-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.footer-text {
    color: rgba(255,255,255,0.85);
    font-size: 0.92rem;
}

/* Admin Body */
.admin-body {
    background: linear-gradient(135deg, #f5f0e8 0%, var(--bg-cream) 50%, #f0e9df 100%);
}

.admin-nav {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 50%, var(--primary-dark) 100%);
}

.admin-main {
    padding: 45px 0;
    animation: fadeInUp 0.6s ease-out;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 35px;
}

.admin-header h2 {
    font-size: 1.9rem;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: 12px;
}

.admin-header h2 i {
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-subtitle {
    color: var(--text-light);
    font-size: 0.98rem;
    margin-top: 6px;
}

/* Admin Card */
.admin-card {
    background: linear-gradient(145deg, var(--bg-paper) 0%, #fff 100%);
    border-radius: 16px;
    box-shadow: var(--shadow-medium);
    padding: 30px;
    overflow-x: auto;
    position: relative;
}

.admin-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-light), var(--primary-color), var(--accent-color), var(--primary-color), var(--primary-light));
    border-radius: 16px 16px 0 0;
}

/* Admin Table */
.admin-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table th {
    text-align: left;
    padding: 18px 15px;
    color: var(--text-light);
    font-weight: 600;
    font-size: 0.92rem;
    border-bottom: 2px solid var(--border-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.admin-table td {
    padding: 18px 15px;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.admin-table tbody tr {
    transition: var(--transition-smooth);
}

.admin-table tbody tr:hover {
    background: linear-gradient(90deg, rgba(140, 109, 76, 0.03) 0%, rgba(212, 165, 116, 0.05) 100%);
}

.table-img {
    width: 75px;
    height: 75px;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-smooth);
}

.table-img:hover {
    transform: scale(1.15) rotate(2deg);
    box-shadow: var(--shadow-strong);
}

.product-name {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 1.05rem;
}

.product-desc {
    color: var(--text-light);
    font-size: 0.88rem;
    margin-top: 5px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.view-count {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    color: #fff;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.88rem;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    box-shadow: 0 3px 10px rgba(140, 109, 76, 0.25);
}

.manufacturer-cell, .date-cell {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-light);
    font-size: 0.92rem;
}

.manufacturer-cell i, .date-cell i {
    color: var(--primary-color);
}

/* Action Buttons */
.actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

.action-btn {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    transition: var(--transition-smooth);
    cursor: pointer;
    border: none;
    text-decoration: none;
    position: relative;
}

.action-btn::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    border-radius: 50%;
    opacity: 0;
    transition: var(--transition-smooth);
    z-index: -1;
}

.retranslate-btn {
    background: linear-gradient(135deg, #7cb342 0%, #558b2f 100%);
    color: #fff;
    box-shadow: 0 4px 12px rgba(124, 179, 66, 0.3);
}

.retranslate-btn:hover {
    transform: scale(1.15) rotate(5deg);
    box-shadow: 0 6px 20px rgba(124, 179, 66, 0.45);
}

.edit-btn {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    color: #fff;
    box-shadow: 0 4px 12px rgba(140, 109, 76, 0.3);
}

.edit-btn:hover {
    transform: scale(1.15) rotate(-5deg);
    box-shadow: 0 6px 20px rgba(140, 109, 76, 0.45);
}

.delete-btn {
    background: linear-gradient(135deg, #e57373 0%, #c62828 100%);
    color: #fff;
    box-shadow: 0 4px 12px rgba(198, 40, 40, 0.3);
}

.delete-btn:hover {
    transform: scale(1.15) rotate(5deg);
    box-shadow: 0 6px 20px rgba(198, 40, 40, 0.45);
}

/* Forms */
.form-container, .form-container-full {
    background: linear-gradient(145deg, var(--bg-paper) 0%, #fff 100%);
    padding: 45px;
    border-radius: 16px;
    box-shadow: var(--shadow-strong);
    position: relative;
    overflow: hidden;
}

.form-container::before, .form-container-full::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-light), var(--primary-color), var(--accent-color));
}

.form-container {
    max-width: 520px;
    margin: 0 auto;
}

.form-container h2 {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 30px;
    font-size: 1.7rem;
    text-align: center;
}

.form-group {
    margin-bottom: 28px;
}

.form-group label {
    display: block;
    margin-bottom: 12px;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.98rem;
}

.form-group label i {
    color: var(--primary-color);
    margin-right: 10px;
}

.form-group input, .form-group textarea, .form-group select {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 1rem;
    transition: var(--transition-smooth);
    background: #fff;
    font-family: inherit;
}

.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 5px rgba(140, 109, 76, 0.12);
    transform: translateY(-2px);
}

.form-group textarea {
    min-height: 130px;
    resize: vertical;
}

.form-hint {
    background: linear-gradient(135deg, rgba(140, 109, 76, 0.08) 0%, rgba(212, 165, 116, 0.1) 100%);
    color: var(--primary-color);
    padding: 16px 22px;
    border-radius: 12px;
    font-size: 0.95rem;
    margin-bottom: 28px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-left: 4px solid var(--primary-color);
}

.preview-img {
    width: 160px;
    height: 160px;
    object-fit: cover;
    border-radius: 12px;
    margin-top: 12px;
    border: 3px solid var(--border-color);
    box-shadow: var(--shadow-soft);
    transition: var(--transition-smooth);
}

.preview-img:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-medium);
}

.form-actions {
    display: flex;
    align-items: center;
    gap: 22px;
    margin-top: 35px;
}

/* Login Page */
.login-form {
    padding: 55px 50px;
    animation: fadeInUp 0.6s ease-out;
}

.login-header {
    text-align: center;
    margin-bottom: 40px;
}

.login-icon {
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    box-shadow: var(--shadow-medium);
    animation: pulse 2s ease-in-out infinite;
}

.login-icon i {
    font-size: 2.3rem;
    color: #fff;
}

.login-subtitle {
    color: var(--text-light);
    font-size: 1rem;
}

.error-message {
    background: linear-gradient(135deg, rgba(198, 40, 40, 0.08) 0%, rgba(229, 115, 115, 0.1) 100%);
    border-left: 4px solid #c62828;
    color: #c62828;
    padding: 14px 20px;
    border-radius: 10px;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    animation: shake 0.5s ease-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.login-submit {
    width: 100%;
    padding: 16px;
    font-size: 1.15rem;
}

.login-footer {
    text-align: center;
    margin-top: 30px;
    padding-top: 25px;
    border-top: 1px solid var(--border-color);
}

.login-footer p {
    color: var(--text-light);
    font-size: 0.92rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.login-footer i {
    color: var(--primary-color);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 70px 45px;
}

.empty-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, rgba(140, 109, 76, 0.1) 0%, rgba(212, 165, 116, 0.15) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    animation: float 3s ease-in-out infinite;
}

.empty-icon i {
    font-size: 2.5rem;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.empty-state h3 {
    font-size: 1.5rem;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.empty-state p {
    color: var(--text-light);
}

/* Table Header */
.table-header {
    margin-bottom: 18px;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--border-color);
}

.stat-item {
    color: var(--text-light);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.stat-item i {
    color: var(--primary-color);
}

.stat-item strong {
    color: var(--text-dark);
}

/* Admin Footer */
.admin-footer {
    background: linear-gradient(135deg, rgba(140, 109, 76, 0.05) 0%, rgba(212, 165, 116, 0.08) 100%);
    padding: 25px 0;
    margin-top: 45px;
    border-top: 1px solid var(--border-color);
}

.admin-footer p {
    text-align: center;
    color: var(--text-light);
    font-size: 0.92rem;
}

/* Lang Selector */
.lang-selector select {
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.25);
    color: #fff;
    padding: 10px 18px;
    border-radius: 25px;
    font-size: 0.92rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    font-family: inherit;
}

.lang-selector select:hover {
    background: rgba(255,255,255,0.25);
    transform: translateY(-2px);
}

.lang-selector select option {
    background: var(--primary-color);
    color: #fff;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-cream);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--primary-light), var(--primary-color));
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--primary-color), var(--primary-dark));
}

/* Responsive */
@media (max-width: 900px) {
    .album-container {
        height: auto;
        min-height: 500px;
    }
    
    .album-page {
        width: 100%;
        position: relative;
        height: auto;
        min-height: 400px;
        border-radius: 12px;
        margin-bottom: 25px;
        transform: none !important;
    }
    
    .page-right {
        border-radius: 12px;
    }
    
    .cover-page {
        border-radius: 12px;
    }
    
    .flip-btn {
        display: none;
    }
    
    .album-book {
        display: flex;
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    nav .container {
        flex-direction: column;
        gap: 18px;
    }
    
    .nav-right {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .cover-title {
        font-size: 2.2rem;
    }
    
    .craft-img {
        height: 170px;
    }
    
    .admin-header {
        flex-direction: column;
        gap: 22px;
        text-align: center;
    }
    
    .form-container, .form-container-full {
        padding: 35px 28px;
    }
    
    .viewer-prev, .viewer-next {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
    
    .viewer-prev { left: 18px; }
    .viewer-next { right: 18px; }
    
    .flip-btn {
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    }
    
    #prevBtn { left: -55px; }
    #nextBtn { right: -55px; }
}