/* ===== 视觉文传 · 版权授权库 - 炫酷现代风格 ===== */

/* === 动画关键帧 === */
@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes float {
    0%,100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}
@keyframes pulse {
    0%,100% { opacity: 1; }
    50% { opacity: .6; }
}
@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}
@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #eef2ff;
    --primary-glow: rgba(99,102,241,.35);
    --accent: #ec4899;
    --accent-light: #fdf2f8;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #06b6d4;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --radius: 12px;
    --radius-lg: 16px;
    --shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
    --shadow-md: 0 4px 12px rgba(0,0,0,.08), 0 2px 4px rgba(0,0,0,.04);
    --shadow-lg: 0 12px 40px rgba(0,0,0,.12), 0 4px 12px rgba(0,0,0,.06);
    --shadow-glow: 0 0 20px var(--primary-glow);
    --glass-bg: rgba(255,255,255,.72);
    --glass-border: rgba(255,255,255,.2);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background: var(--gray-50);
    color: var(--gray-800);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

a { color: var(--primary); text-decoration: none; transition: all .25s ease; }
a:hover { color: var(--primary-dark); }

/* ======= 导航栏 - 毛玻璃效果 ======= */
.navbar {
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(255,255,255,.4);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all .3s;
}
.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
}
.navbar .logo {
    font-size: 1.3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: flex;
    align-items: center;
    gap: 10px;
}
.navbar .logo svg { stroke: var(--primary); flex-shrink: 0; }
.navbar .logo span {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.navbar nav { display: flex; align-items: center; gap: 8px; }
.navbar nav a {
    color: var(--gray-600);
    font-size: .9rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 8px;
    transition: all .25s;
    border: none;
}
.navbar nav a:hover {
    color: var(--primary);
    background: var(--primary-light);
}
.navbar .user-menu { display: flex; align-items: center; gap: 12px; }
.navbar .user-menu .balance {
    background: linear-gradient(135deg, var(--primary-light), #e0e7ff);
    color: var(--primary);
    padding: 6px 16px;
    border-radius: 24px;
    font-size: .85rem;
    font-weight: 700;
    border: 1px solid rgba(99,102,241,.15);
}

/* ======= 容器 ======= */
.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.content { padding: 40px 0; min-height: calc(100vh - 68px - 72px); }

/* ======= 按钮 - 渐变 + 发光 ======= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    border: none;
    border-radius: 10px;
    font-size: .9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all .3s ease;
    text-decoration: none;
    line-height: 1.5;
    position: relative;
    overflow: hidden;
}
.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(rgba(255,255,255,.2), transparent);
    pointer-events: none;
}
.btn-primary {
    background: linear-gradient(135deg, var(--primary), #818cf8);
    color: #fff;
    box-shadow: 0 4px 16px var(--primary-glow);
}
.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 24px var(--primary-glow);
}
.btn-success {
    background: linear-gradient(135deg, var(--success), #34d399);
    color: #fff;
    box-shadow: 0 4px 16px rgba(16,185,129,.3);
}
.btn-success:hover { transform: translateY(-2px); color: #fff; box-shadow: 0 6px 24px rgba(16,185,129,.4); }
.btn-danger {
    background: linear-gradient(135deg, var(--danger), #f87171);
    color: #fff;
    box-shadow: 0 4px 16px rgba(239,68,68,.3);
}
.btn-danger:hover { transform: translateY(-2px); color: #fff; }
.btn-warning { background: linear-gradient(135deg, #f59e0b, #fbbf24); color: #fff; }
.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
    box-shadow: none;
}
.btn-outline::after { display: none; }
.btn-outline:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 16px var(--primary-glow);
}
.btn-sm { padding: 6px 14px; font-size: .8rem; border-radius: 8px; }
.btn-lg { padding: 14px 36px; font-size: 1.05rem; border-radius: 12px; }

/* ======= 卡片 - 毛玻璃 ======= */
.card {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    border: 1px solid rgba(0,0,0,.04);
    transition: all .3s ease;
}
.card:hover { box-shadow: var(--shadow-lg); }
.card-header {
    padding: 18px 24px;
    border-bottom: 1px solid var(--gray-100);
    font-weight: 700;
    font-size: .95rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(to right, rgba(99,102,241,.03), transparent);
}
.card-body { padding: 24px; }

/* ======= 表单 ======= */
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: .88rem;
    font-weight: 600;
    color: var(--gray-700);
}
.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: 10px;
    font-size: .9rem;
    transition: all .25s;
    outline: none;
    background: #fff;
}
.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-light), var(--shadow-glow);
}
select.form-control { appearance: auto; }
textarea.form-control { resize: vertical; min-height: 100px; }

/* ======= 表格 ======= */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td {
    padding: 14px 18px;
    text-align: left;
    border-bottom: 1px solid var(--gray-100);
    font-size: .88rem;
}
th {
    background: linear-gradient(to right, var(--gray-50), #fff);
    font-weight: 700;
    color: var(--gray-600);
    white-space: nowrap;
    text-transform: uppercase;
    font-size: .78rem;
    letter-spacing: .5px;
}
tr { transition: background .2s; }
tr:hover { background: var(--primary-light); }

/* ======= 提示 ======= */
.alert {
    padding: 14px 20px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    font-size: .9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: fadeInUp .4s ease;
}
.alert::before { font-size: 1.1rem; }
.alert-success { background: linear-gradient(135deg, #ecfdf5, #d1fae5); color: #065f46; border: 1px solid #a7f3d0; }
.alert-success::before { content: '\2713'; }
.alert-error { background: linear-gradient(135deg, #fef2f2, #fee2e2); color: #991b1b; border: 1px solid #fecaca; }
.alert-error::before { content: '\2717'; }
.alert-info { background: linear-gradient(135deg, #eff6ff, #dbeafe); color: #1e40af; border: 1px solid #bfdbfe; }
.alert-info::before { content: '\2139'; }
.alert-warning { background: linear-gradient(135deg, #fffbeb, #fef3c7); color: #92400e; border: 1px solid #fde68a; }
.alert-warning::before { content: '\26A0'; }

/* ======= 徽章 ======= */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 12px;
    border-radius: 24px;
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .3px;
    text-transform: uppercase;
}
.badge-success { background: linear-gradient(135deg, #d1fae5, #a7f3d0); color: #065f46; }
.badge-danger { background: linear-gradient(135deg, #fee2e2, #fecaca); color: #991b1b; }
.badge-warning { background: linear-gradient(135deg, #fef3c7, #fde68a); color: #92400e; }
.badge-info { background: linear-gradient(135deg, #cffafe, #a5f3fc); color: #155e75; }
.badge-gray { background: var(--gray-100); color: var(--gray-600); }
.badge-primary { background: linear-gradient(135deg, #e0e7ff, #c7d2fe); color: #3730a3; }
.badge-purple { background: linear-gradient(135deg, #f3e8ff, #e9d5ff); color: #6b21a8; }

/* ======= 图片网格 - 炫酷卡片 ======= */
.image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
    gap: 24px;
}
.image-card {
    background: #fff;
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all .4s cubic-bezier(.175,.885,.32,1.275);
    box-shadow: var(--shadow);
    position: relative;
    border: 1px solid rgba(0,0,0,.04);
}
.image-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 60px rgba(0,0,0,.15);
}
.image-card .img-wrap {
    position: relative;
    overflow: hidden;
    background: #f1f5f9;
}
.image-card .img-wrap::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,.5) 0%, transparent 60%);
    opacity: 0;
    transition: opacity .3s;
}
.image-card:hover .img-wrap::after { opacity: 1; }
.image-card .img-wrap img {
    width: 100%;
    display: block;
    transition: transform .5s cubic-bezier(.175,.885,.32,1.275);
}
.image-card:hover .img-wrap img { transform: scale(1.1); }
.image-card .img-wrap .price-tag {
    position: absolute;
    bottom: 12px;
    right: 12px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    padding: 6px 14px;
    border-radius: 8px;
    font-size: .85rem;
    font-weight: 700;
    z-index: 2;
    box-shadow: 0 4px 12px rgba(0,0,0,.2);
    backdrop-filter: blur(4px);
}
.image-card .info { padding: 16px 20px; }
.image-card .info h3 {
    font-size: .95rem;
    font-weight: 700;
    margin-bottom: 6px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--gray-800);
}
.image-card .info .meta {
    font-size: .8rem;
    color: var(--gray-400);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* ======= Hero Banner - 动态渐变 + 粒子 ======= */
.hero {
    background: linear-gradient(-45deg, #0f172a, #1e1b4b, #312e81, #4338ca, #6366f1, #7c3aed);
    background-size: 400% 400%;
    animation: gradientShift 12s ease infinite;
    color: #fff;
    padding: 100px 0 110px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: .6;
}
.hero::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at center, rgba(255,255,255,.08) 0%, transparent 60%);
    animation: float 8s ease-in-out infinite;
}
.hero .container { position: relative; z-index: 2; }
.hero h1 {
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: 16px;
    animation: fadeInUp .6s ease;
    text-shadow: 0 2px 20px rgba(0,0,0,.3);
    letter-spacing: -1px;
}
.hero p {
    font-size: 1.15rem;
    opacity: .85;
    margin-bottom: 40px;
    animation: fadeInUp .6s ease .1s both;
    font-weight: 400;
}
.hero .search-box {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    gap: 0;
    animation: fadeInUp .6s ease .2s both;
    background: rgba(255,255,255,.15);
    backdrop-filter: blur(12px);
    border-radius: 16px;
    padding: 6px;
    border: 1px solid rgba(255,255,255,.2);
}
.hero .search-box input {
    flex: 1;
    padding: 16px 24px;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    outline: none;
    background: rgba(255,255,255,.95);
    color: var(--gray-800);
}
.hero .search-box input::placeholder { color: var(--gray-400); }
.hero .search-box .btn {
    padding: 16px 32px;
    border-radius: 12px;
    margin-left: 4px;
    background: linear-gradient(135deg, var(--accent), #a855f7);
    font-weight: 700;
    box-shadow: 0 4px 20px rgba(236,72,153,.4);
}
.hero .search-box .btn:hover { box-shadow: 0 6px 30px rgba(236,72,153,.5); }

/* ======= 分类标签 ======= */
.category-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 28px;
}
.category-tags a {
    padding: 8px 20px;
    background: #fff;
    border: 2px solid var(--gray-200);
    border-radius: 24px;
    font-size: .85rem;
    font-weight: 600;
    color: var(--gray-500);
    transition: all .3s;
}
.category-tags a:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
    transform: translateY(-2px);
}
.category-tags a.active {
    background: linear-gradient(135deg, var(--primary), #818cf8);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 4px 12px var(--primary-glow);
}

/* ======= 分页 ======= */
.pagination {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-top: 40px;
}
.pagination a, .pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border: 2px solid var(--gray-200);
    border-radius: 10px;
    font-size: .85rem;
    font-weight: 600;
    color: var(--gray-500);
    transition: all .25s;
}
.pagination a:hover {
    background: var(--primary-light);
    color: var(--primary);
    border-color: var(--primary);
    transform: translateY(-2px);
}
.pagination .active {
    background: linear-gradient(135deg, var(--primary), #818cf8);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 4px 12px var(--primary-glow);
}

/* ======= 统计卡片 - 渐变背景 ======= */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 28px;
}
.stat-card {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 24px;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: all .3s;
    border: 1px solid rgba(0,0,0,.04);
}
.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
}
.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}
.stat-card .number {
    font-size: 2.2rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}
.stat-card .label {
    font-size: .85rem;
    color: var(--gray-500);
    margin-top: 6px;
    font-weight: 500;
}

/* ======= 用户侧边栏 ======= */
.user-layout { display: flex; gap: 28px; }
.user-sidebar { width: 240px; flex-shrink: 0; }
.user-sidebar .card {
    position: sticky;
    top: 84px;
    border-radius: var(--radius-lg);
}
.user-sidebar .menu a {
    display: flex;
    align-items: center;
    padding: 12px 24px;
    color: var(--gray-600);
    font-size: .9rem;
    font-weight: 500;
    border-left: 3px solid transparent;
    transition: all .25s;
}
.user-sidebar .menu a:hover {
    background: var(--primary-light);
    color: var(--primary);
}
.user-sidebar .menu a.active {
    background: linear-gradient(to right, var(--primary-light), transparent);
    color: var(--primary);
    border-left-color: var(--primary);
    font-weight: 700;
}
.user-content { flex: 1; min-width: 0; }

/* ======= 详情页 ======= */
.detail-layout { display: grid; grid-template-columns: 1fr 380px; gap: 28px; }
.detail-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--gray-100);
    box-shadow: var(--shadow-lg);
}
.detail-image img { width: 100%; display: block; }
.detail-sidebar .price {
    font-size: 2.4rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--danger), #f97316);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
}
.detail-sidebar .price small {
    font-size: .9rem;
    -webkit-text-fill-color: var(--gray-400);
    font-weight: 400;
}

/* ======= 充值套餐 - 闪光效果 ======= */
.plan-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.plan-card {
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 24px;
    text-align: center;
    cursor: pointer;
    transition: all .35s cubic-bezier(.175,.885,.32,1.275);
    position: relative;
    overflow: hidden;
    background: #fff;
}
.plan-card::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.6), transparent);
    transition: .5s;
}
.plan-card:hover::before { left: 100%; }
.plan-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-lg);
}
.plan-card.selected {
    border-color: var(--primary);
    background: linear-gradient(135deg, var(--primary-light), #e0e7ff);
    box-shadow: 0 0 0 4px var(--primary-light), var(--shadow-glow);
}
.plan-card .amount {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--gray-800);
}
.plan-card .gift {
    color: var(--accent);
    font-size: .88rem;
    font-weight: 700;
    margin-top: 6px;
}
.plan-card .desc {
    font-size: .8rem;
    color: var(--gray-400);
    margin-top: 4px;
}

/* ======= Footer ======= */
.footer {
    background: linear-gradient(135deg, var(--gray-900), #1a1a2e);
    color: var(--gray-400);
    padding: 32px 0;
    text-align: center;
    font-size: .85rem;
    border-top: 1px solid rgba(255,255,255,.05);
}
.footer a { color: var(--gray-300); }
.footer p { opacity: .7; }

/* ======= Admin 后台 ======= */
.admin-layout { display: flex; min-height: 100vh; }
.admin-sidebar {
    width: 260px;
    background: linear-gradient(180deg, #0f172a 0%, #1e1b4b 100%);
    color: #fff;
    flex-shrink: 0;
    position: fixed;
    top: 0; left: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: 100;
}
.admin-sidebar .brand {
    padding: 24px;
    font-size: 1.1rem;
    font-weight: 800;
    border-bottom: 1px solid rgba(255,255,255,.08);
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.admin-sidebar .nav { padding: 12px 0; }
.admin-sidebar .nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
    color: rgba(255,255,255,.55);
    font-size: .9rem;
    font-weight: 500;
    transition: all .25s;
    border-left: 3px solid transparent;
    margin: 2px 0;
}
.admin-sidebar .nav a:hover {
    background: rgba(255,255,255,.06);
    color: #fff;
}
.admin-sidebar .nav a.active {
    background: rgba(99,102,241,.15);
    color: #818cf8;
    border-left-color: var(--primary);
    font-weight: 600;
}
.admin-main {
    flex: 1;
    margin-left: 260px;
    padding: 28px;
    background: var(--gray-50);
}
.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
}
.admin-header h2 {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--gray-800);
}

/* ======= 认证 / 登录页面 ======= */
.auth-bg {
    min-height: calc(100vh - 68px);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #312e81 100%);
    position: relative;
    overflow: hidden;
}
.auth-bg::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--primary-glow), transparent 70%);
    top: -200px;
    right: -200px;
    animation: float 6s ease-in-out infinite;
}
.auth-bg::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(236,72,153,.2), transparent 70%);
    bottom: -100px;
    left: -100px;
    animation: float 8s ease-in-out infinite reverse;
}

/* ======= 响应式 ======= */
@media (max-width: 768px) {
    .hero { padding: 60px 0 70px; }
    .hero h1 { font-size: 2rem; }
    .hero .search-box { flex-direction: column; border-radius: 12px; }
    .hero .search-box .btn { margin-left: 0; margin-top: 4px; }
    .image-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .image-card .info { padding: 10px 12px; }
    .detail-layout { grid-template-columns: 1fr; }
    .user-layout { flex-direction: column; }
    .user-sidebar { width: 100%; }
    .user-sidebar .card { position: static; }
    .admin-sidebar { display: none; }
    .admin-main { margin-left: 0; }
    .stat-grid { grid-template-columns: repeat(2, 1fr); }
    .navbar .container { padding: 0 12px; }
    .navbar nav { gap: 4px; }
    .navbar nav a { padding: 6px 10px; font-size: .82rem; }
    .plan-grid { grid-template-columns: repeat(2, 1fr); }
}