/* ============================================
   190 Expanded Wiki - Three Kingdoms Theme
   ============================================ */

/* Google Fonts - Cinzel for headers (classical feel) */
@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;500;600;700&display=swap');

:root {
    /* TW3K Title Colors - cream/off-white like the logo */
    --title-cream: #f5f0e1;
    --title-cream-dark: #d4cbb8;
    --title-shadow: rgba(0, 0, 0, 0.8);
    
    /* Gold palette - for accents */
    --gold-primary: #c9a227;
    --gold-light: #e8d48b;
    --gold-dark: #8b6914;
    
    /* Red palette - subtle, used sparingly */
    --red-primary: #8b1a1a;
    --red-dark: #5c1010;
    --red-darker: #2a0808;
    --red-accent: #c41e3a;
    
    /* Base colors - dark like the TW3K UI */
    --bg-primary: #0a0a0c;
    --bg-secondary: #0f0f14;
    --bg-card: #151519;
    --bg-card-hover: #1a1a20;
    
    /* Text */
    --text-primary: #e6e6eb;
    --text-secondary: #a09a90;
    --text-muted: #706a60;
    
    /* Faction colors */
    --faction-han: #c9a227;
    --faction-yellow-turban: #d4a017;
    --faction-nanman: #2e8b57;
    --faction-nomad: #7b68ee;
    --faction-korean: #4682b4;
    --faction-bandit: #8b4513;
}

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

body {
    font-family: 'Segoe UI', Arial, Helvetica, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
}

/* Subtle texture overlay */
.page-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    opacity: 0.02;
    pointer-events: none;
    z-index: 1000;
}

/* ============================================
   Header - TW3K Logo Style
   ============================================ */

header {
    background: 
        linear-gradient(180deg, 
            rgba(20, 10, 10, 0.9) 0%, 
            rgba(10, 10, 12, 0.95) 60%, 
            var(--bg-primary) 100%
        ),
        url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    border-bottom: 1px solid rgba(201, 162, 39, 0.3);
    padding: 1rem 2rem 3rem;
    text-align: center;
    position: relative;
}

header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center top, rgba(139, 26, 26, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

header::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 10%;
    right: 10%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(245, 240, 225, 0.3), transparent);
}

.top-nav {
    text-align: left;
    margin-bottom: 2rem;
    position: relative;
}

.back-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}

.back-link:hover {
    color: var(--title-cream);
}

.header-content {
    position: relative;
}

.header-content .subtitle {
    font-family: 'Cinzel', 'Times New Roman', serif;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
    letter-spacing: 0.4em;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}

/* Main Title - TW3K Logo Style */
header h1 {
    font-family: 'Cinzel', 'Times New Roman', serif;
    font-size: clamp(2.5rem, 7vw, 4.5rem);
    font-weight: 700;
    color: var(--title-cream);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 1rem;
    position: relative;
    
    /* Multi-layer shadow for depth like the TW3K logo */
    text-shadow: 
        0 1px 0 rgba(255, 255, 255, 0.1),
        0 2px 4px rgba(0, 0, 0, 0.5),
        0 4px 8px rgba(0, 0, 0, 0.4),
        0 8px 16px rgba(0, 0, 0, 0.3);
}

/* Ink brush stroke decoration under title */
header h1::after {
    content: '';
    display: block;
    width: 60%;
    max-width: 300px;
    height: 3px;
    margin: 1rem auto 0;
    background: linear-gradient(90deg, 
        transparent 0%, 
        var(--red-accent) 20%, 
        var(--red-accent) 80%, 
        transparent 100%
    );
    opacity: 0.7;
    border-radius: 2px;
}

.tagline {
    font-style: italic;
    color: var(--text-secondary);
    font-size: 1rem;
    margin-top: 0.5rem;
}

/* ============================================
   Navigation (for sub-pages)
   ============================================ */

nav.main-nav {
    background: var(--bg-secondary);
    border-bottom: 1px solid rgba(201, 162, 39, 0.2);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

nav.main-nav ul {
    display: flex;
    justify-content: center;
    gap: 2rem;
    list-style: none;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    flex-wrap: wrap;
}

nav.main-nav a {
    font-family: 'Cinzel', 'Times New Roman', serif;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    transition: color 0.3s ease;
    padding: 0.25rem 0;
    border-bottom: 1px solid transparent;
}

nav.main-nav a:hover,
nav.main-nav a.active {
    color: var(--title-cream);
    border-bottom-color: var(--red-accent);
}

/* ============================================
   Main Content Area
   ============================================ */

main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

/* ============================================
   Index Page - Wiki Cards
   ============================================ */

.wiki-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 4rem;
}

.wiki-card {
    background: linear-gradient(145deg, var(--bg-card) 0%, #101014 100%);
    border: 1px solid #252530;
    border-left: 3px solid var(--gold-dark);
    padding: 2rem;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.wiki-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.05) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.wiki-card:hover {
    border-color: rgba(196, 30, 58, 0.5);
    border-left-color: var(--red-accent);
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.4);
}

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

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--red-accent);
    font-family: serif;
    opacity: 0.9;
}

.wiki-card h2 {
    font-family: 'Cinzel', 'Times New Roman', serif;
    font-size: 1.3rem;
    color: var(--title-cream);
    margin-bottom: 0.5rem;
    position: relative;
    letter-spacing: 0.05em;
}

.wiki-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    position: relative;
}

/* Quick stats */
.quick-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    padding: 2rem;
    border-top: 1px solid #252530;
    border-bottom: 1px solid #252530;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: 'Cinzel', 'Times New Roman', serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--title-cream);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ============================================
   Factions Page
   ============================================ */

.intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #252530;
}

.intro p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    font-style: italic;
}

/* Category sections */
.faction-category {
    margin-bottom: 3rem;
}

.category-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    cursor: pointer;
    user-select: none;
}

.category-header::before,
.category-header::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, #252530, transparent);
}

.category-header::after {
    background: linear-gradient(270deg, #252530, transparent);
}

.category-title {
    font-family: 'Cinzel', 'Times New Roman', serif;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--title-cream);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.category-title .toggle-icon {
    font-size: 0.7rem;
    transition: transform 0.3s ease;
}

.faction-category.collapsed .toggle-icon {
    transform: rotate(-90deg);
}

.category-count {
    font-family: 'Segoe UI', Arial, sans-serif;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 400;
}

/* Faction grid */
.faction-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem;
    overflow: hidden;
    transition: max-height 0.5s ease, opacity 0.3s ease;
}

.faction-category.collapsed .faction-grid {
    max-height: 0;
    opacity: 0;
    margin: 0;
}

/* Faction cards */
.faction-card {
    background: var(--bg-card);
    border: 1px solid #202025;
    border-left: 3px solid var(--faction-color, var(--gold-dark));
    padding: 1rem 1.25rem;
    transition: all 0.3s ease;
    position: relative;
}

.faction-card:hover {
    background: var(--bg-card-hover);
    border-color: #303035;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.faction-card[data-type="han"] { --faction-color: var(--faction-han); }
.faction-card[data-type="yellow-turban"] { --faction-color: var(--faction-yellow-turban); }
.faction-card[data-type="nanman"] { --faction-color: var(--faction-nanman); }
.faction-card[data-type="nomad"] { --faction-color: var(--faction-nomad); }
.faction-card[data-type="korean"] { --faction-color: var(--faction-korean); }
.faction-card[data-type="bandit"] { --faction-color: var(--faction-bandit); }

.faction-name {
    font-family: 'Cinzel', 'Times New Roman', serif;
    font-size: 1rem;
    font-weight: 600;
    color: var(--title-cream);
    margin-bottom: 0.25rem;
    letter-spacing: 0.03em;
}

.faction-leader {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.faction-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.faction-tag {
    font-size: 0.65rem;
    padding: 0.15rem 0.5rem;
    background: rgba(201, 162, 39, 0.1);
    border: 1px solid var(--gold-dark);
    color: var(--gold-light);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.faction-tag.modded {
    background: rgba(139, 26, 26, 0.2);
    border-color: var(--red-primary);
    color: #e8a0a0;
}

.faction-tag.dlc {
    background: rgba(100, 100, 200, 0.15);
    border-color: #5050a0;
    color: #a0a0e8;
}

/* ============================================
   Footer
   ============================================ */

footer {
    background: var(--bg-secondary);
    border-top: 1px solid #252530;
    padding: 2rem;
    text-align: center;
    margin-top: 4rem;
}

footer p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

footer a {
    color: var(--title-cream);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* ============================================
   Animations
   ============================================ */

.faction-card {
    opacity: 0;
    transform: translateY(15px);
    animation: fadeInUp 0.4s ease forwards;
}

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

.faction-grid .faction-card:nth-child(1) { animation-delay: 0.02s; }
.faction-grid .faction-card:nth-child(2) { animation-delay: 0.04s; }
.faction-grid .faction-card:nth-child(3) { animation-delay: 0.06s; }
.faction-grid .faction-card:nth-child(4) { animation-delay: 0.08s; }
.faction-grid .faction-card:nth-child(5) { animation-delay: 0.10s; }
.faction-grid .faction-card:nth-child(6) { animation-delay: 0.12s; }
.faction-grid .faction-card:nth-child(7) { animation-delay: 0.14s; }
.faction-grid .faction-card:nth-child(8) { animation-delay: 0.16s; }
.faction-grid .faction-card:nth-child(9) { animation-delay: 0.18s; }
.faction-grid .faction-card:nth-child(10) { animation-delay: 0.20s; }

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 768px) {
    header {
        padding: 1rem 1rem 2rem;
    }
    
    main {
        padding: 2rem 1rem;
    }
    
    nav.main-nav ul {
        gap: 1rem;
    }
    
    nav.main-nav a {
        font-size: 0.75rem;
    }
    
    .category-title {
        font-size: 1.1rem;
    }
    
    .quick-stats {
        gap: 2rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
}

/* ============================================
   Under Construction / Locked Records
   ============================================ */

.under-construction {
    background: linear-gradient(
        145deg,
        rgba(20, 20, 26, 0.95),
        rgba(10, 10, 14, 0.95)
    );
    border: 1px solid #252530;
    border-left: 4px solid var(--red-accent);
    padding: 3rem 2.5rem;
    max-width: 760px;
    margin: 4rem auto;
    text-align: center;
    position: relative;
}

.under-construction::before {
    content: "未完成";
    position: absolute;
    top: -1.2rem;
    left: 50%;
    transform: translateX(-50%);
    font-family: 'Cinzel', 'Times New Roman', serif;
    font-size: 0.7rem;
    letter-spacing: 0.4em;
    padding: 0.25rem 0.75rem;
    background: var(--bg-primary);
    color: var(--text-muted);
    border: 1px solid #252530;
}

.uc-icon {
    font-size: 3rem;
    color: var(--red-accent);
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.under-construction h2 {
    font-family: 'Cinzel', 'Times New Roman', serif;
    font-size: 1.8rem;
    color: var(--title-cream);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 1rem;
    text-shadow:
        0 2px 4px rgba(0, 0, 0, 0.5),
        0 6px 12px rgba(0, 0, 0, 0.4);
}

.under-construction p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto 1.5rem;
    line-height: 1.7;
    font-style: italic;
}

.uc-divider {
    width: 60%;
    height: 1px;
    margin: 2rem auto;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(201, 162, 39, 0.4),
        transparent
    );
}

.uc-status {
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.2em;
    text-transform: uppercase;
}