/* ============================================================
   Nickname Generator - Main Stylesheet
   Version: 1.0.0
   ============================================================ */

/* === CSS Custom Properties === */
:root {
    --primary: #5B5FFF;
    --primary-hover: #4A4EE6;
    --primary-light: #EBEBFF;
    --secondary: #00C2FF;
    --secondary-hover: #00A8E0;
    --accent: #FF4D6D;
    --accent-hover: #E6445F;
    --bg: #F7F8FC;
    --bg-card: #FFFFFF;
    --bg-alt: #EEF0F7;
    --text: #1A1A2E;
    --text-secondary: #555770;
    --text-muted: #8E90A6;
    --border: #E4E6EF;
    --border-light: #F0F1F6;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow: 0 4px 16px rgba(0,0,0,0.08);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --gradient-primary: linear-gradient(135deg, #5B5FFF, #00C2FF);
    --gradient-accent: linear-gradient(135deg, #FF4D6D, #FF8E53);
    --gradient-dark: linear-gradient(135deg, #1A1A2E, #16213E);
    --max-width: 1200px;
}

/* === Dark Mode === */
[data-theme="dark"] {
    --bg: #0F0F1A;
    --bg-card: #1A1A2E;
    --bg-alt: #16213E;
    --text: #E8E8F0;
    --text-secondary: #A0A0B8;
    --text-muted: #6B6B80;
    --border: #2A2A40;
    --border-light: #222238;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --shadow: 0 4px 16px rgba(0,0,0,0.4);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.5);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.6);
    --primary-light: #1E1E3A;
}

/* === Reset & Base === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    transition: background var(--transition), color var(--transition);
}

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-hover); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

/* === Skip Link === */
.skip-link {
    position: absolute; top: -100px; left: 16px;
    background: var(--primary); color: #fff; padding: 8px 16px;
    border-radius: var(--radius-sm); z-index: 10000; font-weight: 600;
}
.skip-link:focus { top: 8px; }

/* === Typography === */
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.25rem; }

/* === Buttons === */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 12px 28px; font-size: 1rem; font-weight: 600;
    border: 2px solid transparent; border-radius: var(--radius);
    cursor: pointer; transition: all var(--transition);
    font-family: var(--font); white-space: nowrap;
    position: relative; overflow: hidden;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
    background: var(--gradient-primary); color: #fff;
    box-shadow: 0 4px 15px rgba(91,95,255,0.35);
}
.btn-primary:hover { box-shadow: 0 6px 25px rgba(91,95,255,0.45); transform: translateY(-2px); }
.btn-secondary { background: var(--bg-card); color: var(--text); border-color: var(--border); }
.btn-secondary:hover { border-color: var(--primary); background: var(--primary-light); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: var(--accent-hover); transform: translateY(-2px); }
.btn-lg { padding: 16px 36px; font-size: 1.125rem; border-radius: var(--radius-lg); }
.btn-sm { padding: 8px 18px; font-size: 0.875rem; }
.btn-icon {
    width: 44px; height: 44px; padding: 0; border-radius: 50%;
    background: var(--bg-card); color: var(--text); border: 1px solid var(--border);
    cursor: pointer; transition: all var(--transition); font-size: 1.1rem;
    display: inline-flex; align-items: center; justify-content: center;
}
.btn-icon:hover { background: var(--primary-light); border-color: var(--primary); }
.btn-danger { background: var(--accent); color: #fff; border-color: var(--accent); }

/* === Header === */
.site-header {
    background: var(--bg-card); border-bottom: 1px solid var(--border);
    position: sticky; top: 0; z-index: 1000;
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    transition: background var(--transition);
}
.header-inner {
    display: flex; align-items: center; justify-content: space-between;
    height: 72px; gap: 24px;
}
.logo { display: flex; align-items: center; gap: 10px; font-size: 1.35rem; font-weight: 800; color: var(--text); }
.logo-icon { font-size: 1.5rem; }
.logo-text { background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

.main-nav { display: flex; align-items: center; }
.nav-list { display: flex; align-items: center; gap: 4px; }
.nav-list > li > a {
    padding: 8px 14px; border-radius: var(--radius-sm);
    font-weight: 500; font-size: 0.95rem; color: var(--text-secondary);
    transition: all var(--transition); display: block;
}
.nav-list > li > a:hover, .nav-list > li > a.active {
    background: var(--primary-light); color: var(--primary);
}

.has-dropdown { position: relative; }
.dropdown {
    position: absolute; top: 100%; left: 0;
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); box-shadow: var(--shadow-lg);
    min-width: 200px; padding: 8px;
    opacity: 0; visibility: hidden; transform: translateY(8px);
    transition: all var(--transition); z-index: 100;
}
.has-dropdown:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown li a {
    display: block; padding: 8px 14px; border-radius: var(--radius-sm);
    color: var(--text-secondary); font-size: 0.9rem; transition: all var(--transition);
}
.dropdown li a:hover { background: var(--primary-light); color: var(--primary); }
.dropdown-grid { min-width: 280px; display: grid; grid-template-columns: repeat(2, 1fr); }

.header-actions { display: flex; align-items: center; gap: 8px; }
.theme-toggle .icon-sun, .theme-toggle .icon-moon { font-size: 1.2rem; }
[data-theme="light"] .theme-toggle .icon-moon { display: none; }
[data-theme="dark"] .theme-toggle .icon-sun { display: none; }

.mobile-menu-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.mobile-menu-toggle span { display: block; width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: all var(--transition); }

/* === Hero Section === */
.hero {
    padding: 80px 0 60px; text-align: center;
    background: var(--gradient-primary); position: relative; overflow: hidden;
}
.hero::before {
    content: ''; position: absolute; top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: radial-gradient(circle at 30% 50%, rgba(255,255,255,0.08) 0%, transparent 60%);
    animation: heroShine 15s ease-in-out infinite;
}
@keyframes heroShine {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(10%, -5%); }
}
.hero .container { position: relative; z-index: 1; }
.hero h1 { color: #fff; margin-bottom: 16px; font-weight: 900; }
.hero .subtitle { color: rgba(255,255,255,0.9); font-size: 1.15rem; max-width: 700px; margin: 0 auto 36px; }

.hero-search {
    max-width: 640px; margin: 0 auto;
    display: flex; gap: 12px; background: #fff; padding: 8px;
    border-radius: var(--radius-xl); box-shadow: var(--shadow-xl);
}
.hero-search input {
    flex: 1; border: none; padding: 14px 20px; font-size: 1.05rem;
    font-family: var(--font); outline: none; background: transparent; color: var(--text);
    min-width: 0;
}
.hero-search input::placeholder { color: var(--text-muted); }
.hero-search .btn { border-radius: 20px; padding: 14px 28px; }

.hero-stats {
    display: flex; justify-content: center; gap: 40px; margin-top: 40px;
    flex-wrap: wrap;
}
.hero-stat { color: rgba(255,255,255,0.9); text-align: center; }
.hero-stat strong { display: block; font-size: 1.5rem; color: #fff; }

/* === Section Styles === */
.section { padding: 64px 0; }
.section-header { text-align: center; margin-bottom: 40px; }
.section-header h2 { margin-bottom: 8px; }
.section-header p { color: var(--text-secondary); font-size: 1.05rem; max-width: 600px; margin: 0 auto; }

/* === Category Cards === */
.category-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 16px;
}
.category-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 20px 16px; text-align: center;
    transition: all var(--transition); cursor: pointer;
    display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.category-card:hover {
    transform: translateY(-4px); box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}
.category-card .cat-icon { font-size: 2rem; }
.category-card .cat-name { font-weight: 600; color: var(--text); font-size: 0.9rem; }

/* === Nickname Grid === */
.nickname-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
}
.nickname-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 16px 20px;
    display: flex; align-items: center; justify-content: space-between;
    transition: all var(--transition); cursor: pointer;
    position: relative; overflow: hidden;
}
.nickname-card:hover {
    border-color: var(--primary); box-shadow: var(--shadow);
    transform: translateY(-2px);
}
.nickname-card .nickname-text {
    font-weight: 600; font-size: 1.05rem; color: var(--text);
    word-break: break-all;
}
.nickname-card .nickname-actions { display: flex; gap: 6px; opacity: 0; transition: opacity var(--transition); }
.nickname-card:hover .nickname-actions { opacity: 1; }
.nickname-card .action-btn {
    width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--border);
    background: var(--bg-card); cursor: pointer; display: inline-flex;
    align-items: center; justify-content: center; font-size: 0.85rem;
    transition: all var(--transition);
}
.nickname-card .action-btn:hover { background: var(--primary-light); border-color: var(--primary); }
.nickname-card .action-btn.fav-active { background: #FF4D6D20; border-color: var(--accent); color: var(--accent); }
.nickname-card .copied-tooltip {
    position: absolute; top: -30px; left: 50%; transform: translateX(-50%);
    background: #1A1A2E; color: #fff; padding: 4px 12px; border-radius: 20px;
    font-size: 0.75rem; opacity: 0; pointer-events: none;
    transition: opacity var(--transition);
}
.nickname-card .copied-tooltip.show { opacity: 1; }

/* === Generator Controls === */
.generator-controls {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-lg); padding: 24px; margin-bottom: 24px;
}
.control-row {
    display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-bottom: 16px;
}
.control-row:last-child { margin-bottom: 0; }
.control-label { font-weight: 600; font-size: 0.9rem; color: var(--text-secondary); margin-right: 8px; }

.filter-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.filter-chip {
    padding: 8px 16px; border-radius: 20px; border: 1px solid var(--border);
    background: var(--bg-card); cursor: pointer; font-size: 0.85rem;
    font-weight: 500; transition: all var(--transition); font-family: var(--font);
    color: var(--text-secondary);
}
.filter-chip:hover { border-color: var(--primary); color: var(--primary); }
.filter-chip.active {
    background: var(--primary); color: #fff; border-color: var(--primary);
}

.count-selector { display: flex; gap: 4px; }
.count-btn {
    padding: 8px 16px; border: 1px solid var(--border); background: var(--bg-card);
    border-radius: var(--radius-sm); cursor: pointer; font-weight: 500;
    transition: all var(--transition); font-family: var(--font); font-size: 0.85rem;
    color: var(--text-secondary);
}
.count-btn:hover { border-color: var(--primary); }
.count-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* === Search Box === */
.search-box {
    display: flex; gap: 8px; margin-bottom: 24px;
}
.search-box input {
    flex: 1; padding: 14px 20px; border: 2px solid var(--border);
    border-radius: var(--radius); font-size: 1rem; font-family: var(--font);
    background: var(--bg-card); color: var(--text); transition: border-color var(--transition);
    min-width: 0;
}
.search-box input:focus { outline: none; border-color: var(--primary); }
.search-suggestions {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); box-shadow: var(--shadow-lg);
    max-height: 300px; overflow-y: auto; display: none;
}
.search-suggestions.show { display: block; }
.search-suggestion {
    padding: 12px 20px; cursor: pointer; transition: background var(--transition);
    border-bottom: 1px solid var(--border-light);
}
.search-suggestion:last-child { border-bottom: none; }
.search-suggestion:hover { background: var(--primary-light); }
.search-suggestion .sug-name { font-weight: 600; }
.search-suggestion .sug-cat { font-size: 0.8rem; color: var(--text-muted); }

/* === Stylish Fonts === */
.font-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 16px; }
.font-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 24px; text-align: center;
    transition: all var(--transition); cursor: pointer;
}
.font-card:hover { border-color: var(--primary); box-shadow: var(--shadow); transform: translateY(-3px); }
.font-card .font-preview { font-size: 1.5rem; margin-bottom: 8px; word-break: break-all; min-height: 40px; }
.font-card .font-name { font-size: 0.85rem; color: var(--text-muted); font-weight: 500; }

/* === Symbol Grid === */
.symbol-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(60px, 1fr)); gap: 8px; }
.symbol-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-sm); aspect-ratio: 1;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem; cursor: pointer; transition: all var(--transition);
}
.symbol-card:hover { border-color: var(--primary); box-shadow: var(--shadow); transform: scale(1.1); }

/* === Emoji Grid === */
.emoji-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(70px, 1fr)); gap: 10px; }
.emoji-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 16px; text-align: center;
    cursor: pointer; transition: all var(--transition); font-size: 1.75rem;
}
.emoji-card:hover { border-color: var(--primary); box-shadow: var(--shadow); transform: scale(1.08); }

/* === Blog Cards === */
.blog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 24px; }
.blog-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-lg); overflow: hidden; transition: all var(--transition);
}
.blog-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.blog-card-image { height: 200px; overflow: hidden; }
.blog-card-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.blog-card:hover .blog-card-image img { transform: scale(1.05); }
.blog-card-body { padding: 20px; }
.blog-card-category {
    display: inline-block; padding: 4px 12px; background: var(--primary-light);
    color: var(--primary); border-radius: 20px; font-size: 0.8rem; font-weight: 600; margin-bottom: 8px;
}
.blog-card h3 { font-size: 1.15rem; margin-bottom: 8px; }
.blog-card h3 a { color: var(--text); }
.blog-card h3 a:hover { color: var(--primary); }
.blog-card-excerpt { color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 12px; }
.blog-card-meta { display: flex; gap: 16px; font-size: 0.8rem; color: var(--text-muted); }

/* === Pagination === */
.pagination { display: flex; justify-content: center; margin-top: 40px; }
.pagination ul { display: flex; gap: 4px; align-items: center; }
.pagination li a, .pagination li span {
    display: flex; align-items: center; justify-content: center;
    min-width: 40px; height: 40px; padding: 0 8px;
    border-radius: var(--radius-sm); border: 1px solid var(--border);
    font-weight: 500; font-size: 0.9rem; transition: all var(--transition);
    color: var(--text-secondary); background: var(--bg-card);
}
.pagination li a:hover { background: var(--primary-light); border-color: var(--primary); color: var(--primary); }
.pagination li span.active {
    background: var(--primary); color: #fff; border-color: var(--primary);
}

/* === Favorites Drawer === */
.favorites-drawer {
    position: fixed; top: 0; right: -400px; width: 380px; max-width: 90vw;
    height: 100vh; background: var(--bg-card); z-index: 2000;
    transition: right var(--transition); display: flex; flex-direction: column;
    border-left: 1px solid var(--border); box-shadow: var(--shadow-xl);
}
.favorites-drawer.open { right: 0; }
.favorites-drawer-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 20px; border-bottom: 1px solid var(--border);
}
.favorites-drawer-header h3 { font-size: 1.2rem; }
.close-drawer { font-size: 1.5rem; border: none; background: none; cursor: pointer; color: var(--text); }
.favorites-list { flex: 1; overflow-y: auto; padding: 16px; }
.favorites-list .fav-item {
    display: flex; align-items: center; justify-content: space-between;
    padding: 12px 16px; border: 1px solid var(--border); border-radius: var(--radius-sm);
    margin-bottom: 8px; transition: all var(--transition);
}
.favorites-list .fav-item:hover { border-color: var(--primary); }
.favorites-actions { padding: 16px 20px; border-top: 1px solid var(--border); display: flex; flex-wrap: wrap; gap: 8px; }
.favorites-overlay {
    position: fixed; inset: 0; background: rgba(0,0,0,0.4); z-index: 1999;
    opacity: 0; pointer-events: none; transition: opacity var(--transition);
}
.favorites-overlay.open { opacity: 1; pointer-events: all; }
.empty-state { text-align: center; padding: 40px 20px; color: var(--text-muted); }

/* === Contact Form === */
.contact-form {
    max-width: 640px; margin: 0 auto;
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-lg); padding: 32px;
}
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 0.9rem; }
.form-group input, .form-group textarea, .form-group select {
    width: 100%; padding: 12px 16px; border: 2px solid var(--border);
    border-radius: var(--radius); font-size: 1rem; font-family: var(--font);
    background: var(--bg); color: var(--text); transition: border-color var(--transition);
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
    outline: none; border-color: var(--primary);
}
.form-group textarea { min-height: 150px; resize: vertical; }

/* === About Page === */
.about-content { max-width: 800px; margin: 0 auto; }
.about-content h2 { margin: 32px 0 16px; }
.about-content p { margin-bottom: 16px; color: var(--text-secondary); font-size: 1.05rem; }
.about-features { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; margin: 24px 0; }
.about-feature {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 24px; text-align: center;
}
.about-feature .af-icon { font-size: 2.5rem; margin-bottom: 12px; }
.about-feature h4 { margin-bottom: 4px; }

/* === Breadcrumbs === */
.breadcrumbs {
    padding: 16px 0; font-size: 0.85rem; color: var(--text-muted);
    display: flex; gap: 8px; flex-wrap: wrap;
}
.breadcrumbs a { color: var(--text-muted); }
.breadcrumbs a:hover { color: var(--primary); }
.breadcrumbs span { color: var(--text-secondary); }

/* === Page Header === */
.page-header {
    background: var(--gradient-primary); padding: 48px 0; text-align: center;
    color: #fff; margin-bottom: 40px;
}
.page-header h1 { margin-bottom: 8px; }
.page-header p { opacity: 0.9; font-size: 1.05rem; }

/* === Ad Spaces === */
.ad-space {
    background: var(--bg-alt); border: 1px dashed var(--border);
    border-radius: var(--radius); padding: 20px; text-align: center;
    margin: 24px 0; min-height: 100px;
    display: flex; align-items: center; justify-content: center;
    color: var(--text-muted); font-size: 0.85rem;
}

/* === Tabs === */
.tabs { display: flex; gap: 4px; margin-bottom: 24px; overflow-x: auto; padding-bottom: 4px; }
.tab-btn {
    padding: 10px 20px; border: 1px solid var(--border); background: var(--bg-card);
    border-radius: var(--radius); cursor: pointer; font-weight: 500;
    transition: all var(--transition); white-space: nowrap; font-family: var(--font);
    font-size: 0.9rem; color: var(--text-secondary);
}
.tab-btn:hover { border-color: var(--primary); }
.tab-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.tab-content { display: none; animation: fadeIn 0.3s ease; }
.tab-content.active { display: block; }

/* === Toast Notifications === */
.toast-container {
    position: fixed; bottom: 24px; right: 24px; z-index: 3000;
    display: flex; flex-direction: column; gap: 8px;
}
.toast {
    background: #1A1A2E; color: #fff; padding: 14px 24px;
    border-radius: var(--radius); box-shadow: var(--shadow-lg);
    font-weight: 500; animation: slideInRight 0.3s ease;
    display: flex; align-items: center; gap: 8px;
}
.toast.success { border-left: 4px solid #4CAF50; }
.toast.error { border-left: 4px solid var(--accent); }
.toast.info { border-left: 4px solid var(--primary); }

/* === Loading === */
.loading-spinner {
    display: flex; align-items: center; justify-content: center; padding: 40px;
}
.spinner {
    width: 40px; height: 40px; border: 3px solid var(--border);
    border-top-color: var(--primary); border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
.skeleton {
    background: linear-gradient(90deg, var(--bg-alt) 25%, var(--border) 50%, var(--bg-alt) 75%);
    background-size: 200% 100%; animation: shimmer 1.5s infinite;
    border-radius: var(--radius-sm);
}

/* === Footer === */
.site-footer {
    background: #1A1A2E; color: rgba(255,255,255,0.7);
    padding: 60px 0 24px; margin-top: 60px;
}
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 36px; }
.footer-logo { display: flex; align-items: center; gap: 8px; font-size: 1.2rem; font-weight: 700; color: #fff; margin-bottom: 12px; }
.footer-col h4 { color: #fff; margin-bottom: 16px; font-size: 1rem; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { color: rgba(255,255,255,0.6); font-size: 0.9rem; transition: color var(--transition); }
.footer-col ul li a:hover { color: #fff; }
.footer-col p { font-size: 0.9rem; line-height: 1.6; }
.social-links { display: flex; gap: 12px; margin-top: 16px; }
.social-link { font-size: 1.3rem; transition: transform var(--transition); }
.social-link:hover { transform: scale(1.15); }
.newsletter-form { display: flex; gap: 8px; margin-top: 12px; }
.newsletter-form input {
    flex: 1; padding: 10px 14px; border: 1px solid rgba(255,255,255,0.2);
    border-radius: var(--radius-sm); background: rgba(255,255,255,0.05);
    color: #fff; font-family: var(--font); font-size: 0.9rem; min-width: 0;
}
.newsletter-form input::placeholder { color: rgba(255,255,255,0.4); }
.newsletter-form input:focus { outline: none; border-color: var(--primary); }
.footer-bottom {
    margin-top: 48px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.1);
    display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
    font-size: 0.85rem;
}
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a { color: rgba(255,255,255,0.5); }
.footer-bottom-links a:hover { color: #fff; }

/* === 404 / Error Pages === */
.error-page { text-align: center; padding: 80px 20px; }
.error-page h1 { font-size: 6rem; background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.error-page p { font-size: 1.2rem; color: var(--text-secondary); margin: 16px 0 32px; }

/* === Animations === */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideInRight { from { opacity: 0; transform: translateX(100px); } to { opacity: 1; transform: translateX(0); } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes shimmer { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }
@keyframes pulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.05); } }

.animate-fade-in { animation: fadeIn 0.6s ease forwards; }
.animate-fade-up { animation: fadeInUp 0.6s ease forwards; }

/* === Ad Container === */
.ad-container { text-align: center; margin: 24px 0; overflow: hidden; }

/* === Back to Top === */
.back-to-top {
    position: fixed; bottom: 24px; right: 24px; z-index: 900;
    width: 48px; height: 48px; border-radius: 50%; background: var(--primary);
    color: #fff; border: none; cursor: pointer; font-size: 1.2rem;
    box-shadow: var(--shadow); transition: all var(--transition);
    opacity: 0; pointer-events: none; display: flex; align-items: center; justify-content: center;
}
.back-to-top.visible { opacity: 1; pointer-events: all; }
.back-to-top:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }

/* === Tooltip === */
[data-tooltip] { position: relative; }
[data-tooltip]::after {
    content: attr(data-tooltip); position: absolute; bottom: calc(100% + 6px); left: 50%;
    transform: translateX(-50%); background: #1A1A2E; color: #fff;
    padding: 4px 10px; border-radius: 6px; font-size: 0.75rem;
    white-space: nowrap; opacity: 0; pointer-events: none; transition: opacity var(--transition);
}
[data-tooltip]:hover::after { opacity: 1; }

/* === Ripple Effect === */
.ripple { position: relative; overflow: hidden; }
.ripple-effect {
    position: absolute; border-radius: 50%;
    background: rgba(255,255,255,0.4);
    transform: scale(0); animation: ripple 0.6s linear;
    pointer-events: none;
}
@keyframes ripple { to { transform: scale(4); opacity: 0; } }

/* === Responsive === */
@media (max-width: 1024px) {
    .container { padding: 0 20px; }
    .nav-list { gap: 0; }
    .nav-list > li > a { padding: 8px 10px; font-size: 0.85rem; }
}

@media (max-width: 768px) {
    .mobile-menu-toggle { display: flex; }
    .main-nav .nav-list {
        position: absolute; top: 72px; left: 0; right: 0;
        background: var(--bg-card); flex-direction: column;
        padding: 16px; border-bottom: 1px solid var(--border);
        display: none; box-shadow: var(--shadow-lg);
    }
    .main-nav .nav-list.open { display: flex; }
    .has-dropdown .dropdown {
        position: static; opacity: 1; visibility: visible;
        transform: none; box-shadow: none; border: none;
        padding-left: 16px; display: none;
    }
    .has-dropdown .dropdown.open { display: block; }
    .hero { padding: 48px 0 36px; }
    .hero h1 { font-size: 1.75rem; }
    .hero-search { flex-direction: column; padding: 12px; }
    .hero-search input { padding: 12px 16px; }
    .hero-stats { gap: 20px; }
    .category-grid { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
    .nickname-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .blog-grid { grid-template-columns: 1fr; }
    .font-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero h1 { font-size: 1.5rem; }
    .hero .subtitle { font-size: 0.95rem; }
    .footer-grid { grid-template-columns: 1fr; }
    .category-grid { grid-template-columns: repeat(3, 1fr); }
    .nickname-grid { grid-template-columns: 1fr 1fr; }
    .control-row { flex-direction: column; align-items: flex-start; }
    .generator-controls { padding: 16px; }
}

/* === Print Styles === */
@media print {
    .site-header, .site-footer, .back-to-top, .ad-space, .favorites-drawer { display: none; }
    body { background: #fff; color: #000; }
}