/* ============================================================
   108传说 - 落地页样式
   水墨 x 现代设计系统 | 深浅色双模式
   ============================================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;600;700;900&family=Noto+Sans+SC:wght@300;400;500;700&display=swap');

/* ============================================================
   CSS 变量 - 设计令牌
   ============================================================ */
:root {
    /* 浅色模式 */
    --bg-primary: #f5f0e8;
    --bg-secondary: #ebe5d9;
    --bg-card: #ffffff;
    --bg-card-hover: #faf7f2;
    --bg-hero-overlay: rgba(245, 240, 232, 0.6);

    --text-primary: #1a1a1f;
    --text-secondary: #4a4a52;
    --text-tertiary: #7a7a85;
    --text-inverse: #f5f0e8;

    --accent-red: #c94c4c;
    --accent-red-hover: #b33e3e;
    --accent-gold: #c9a968;
    --accent-gold-dim: #a88b4a;
    --accent-ink: #2a2a32;

    --border-color: rgba(26, 26, 31, 0.1);
    --border-card: rgba(26, 26, 31, 0.08);

    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
    --shadow-card: 0 2px 16px rgba(0,0,0,0.06);
    --shadow-card-hover: 0 8px 32px rgba(0,0,0,0.12);

    --gradient-hero: linear-gradient(180deg, #f5f0e8 0%, #ebe5d9 50%, #e0d8c8 100%);
    --gradient-ink: linear-gradient(135deg, #2a2a32 0%, #1a1a1f 100%);
    --gradient-gold: linear-gradient(135deg, #c9a968 0%, #e0c88a 50%, #c9a968 100%);
    --gradient-red: linear-gradient(135deg, #c94c4c 0%, #d4636a 100%);

    --font-serif: 'Noto Serif SC', 'Songti SC', serif;
    --font-sans: 'Noto Sans SC', 'PingFang SC', -apple-system, sans-serif;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* 英雄卡片星级颜色 */
    --star-gold: #c9a968;
    --star-purple: #9b59b6;
    --star-blue: #5a8fc2;

    /* 稀有度 */
    --rarity-tiangang: linear-gradient(135deg, #c9a968 0%, #f0d78c 50%, #c9a968 100%);
    --rarity-disha: linear-gradient(135deg, #9b59b6 0%, #c77dff 50%, #9b59b6 100%);
    --rarity-juyi: linear-gradient(135deg, #5a8fc2 0%, #7eb8e0 50%, #5a8fc2 100%);
}

/* 深色模式 */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #0f0f14;
        --bg-secondary: #161620;
        --bg-card: #1c1c28;
        --bg-card-hover: #242434;
        --bg-hero-overlay: rgba(15, 15, 20, 0.7);

        --text-primary: #e8e4dc;
        --text-secondary: #a8a4a0;
        --text-tertiary: #6e6a66;
        --text-inverse: #0f0f14;

        --accent-red: #d4636a;
        --accent-red-hover: #e07a80;
        --accent-gold: #d4b87a;
        --accent-gold-dim: #a89060;
        --accent-ink: #e8e4dc;

        --border-color: rgba(232, 228, 220, 0.08);
        --border-card: rgba(232, 228, 220, 0.06);

        --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
        --shadow-md: 0 4px 20px rgba(0,0,0,0.4);
        --shadow-lg: 0 8px 40px rgba(0,0,0,0.5);
        --shadow-card: 0 2px 16px rgba(0,0,0,0.3);
        --shadow-card-hover: 0 8px 32px rgba(0,0,0,0.5);

        --gradient-hero: linear-gradient(180deg, #0f0f14 0%, #161620 50%, #1c1c28 100%);
        --gradient-ink: linear-gradient(135deg, #e8e4dc 0%, #d4d0c8 100%);
    }
}

/* 手动切换类 */
[data-theme="dark"] {
    --bg-primary: #0f0f14;
    --bg-secondary: #161620;
    --bg-card: #1c1c28;
    --bg-card-hover: #242434;
    --bg-hero-overlay: rgba(15, 15, 20, 0.7);

    --text-primary: #e8e4dc;
    --text-secondary: #a8a4a0;
    --text-tertiary: #6e6a66;
    --text-inverse: #0f0f14;

    --accent-red: #d4636a;
    --accent-red-hover: #e07a80;
    --accent-gold: #d4b87a;
    --accent-gold-dim: #a89060;
    --accent-ink: #e8e4dc;

    --border-color: rgba(232, 228, 220, 0.08);
    --border-card: rgba(232, 228, 220, 0.06);

    --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.5);
    --shadow-card: 0 2px 16px rgba(0,0,0,0.3);
    --shadow-card-hover: 0 8px 32px rgba(0,0,0,0.5);

    --gradient-hero: linear-gradient(180deg, #0f0f14 0%, #161620 50%, #1c1c28 100%);
    --gradient-ink: linear-gradient(135deg, #e8e4dc 0%, #d4d0c8 100%);
}

[data-theme="light"] {
    --bg-primary: #f5f0e8;
    --bg-secondary: #ebe5d9;
    --bg-card: #ffffff;
    --bg-card-hover: #faf7f2;
    --bg-hero-overlay: rgba(245, 240, 232, 0.6);

    --text-primary: #1a1a1f;
    --text-secondary: #4a4a52;
    --text-tertiary: #7a7a85;
    --text-inverse: #f5f0e8;

    --accent-red: #c94c4c;
    --accent-red-hover: #b33e3e;
    --accent-gold: #c9a968;
    --accent-gold-dim: #a88b4a;
    --accent-ink: #2a2a32;

    --border-color: rgba(26, 26, 31, 0.1);
    --border-card: rgba(26, 26, 31, 0.08);

    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
    --shadow-card: 0 2px 16px rgba(0,0,0,0.06);
    --shadow-card-hover: 0 8px 32px rgba(0,0,0,0.12);

    --gradient-hero: linear-gradient(180deg, #f5f0e8 0%, #ebe5d9 50%, #e0d8c8 100%);
    --gradient-ink: linear-gradient(135deg, #2a2a32 0%, #1a1a1f 100%);
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

a {
    color: inherit;
    text-decoration: none;
}

/* ============================================================
   导航栏
   ============================================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 16px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color var(--transition-normal), backdrop-filter var(--transition-normal);
}

.nav.scrolled {
    background-color: var(--bg-hero-overlay);
    backdrop-filter: blur(20px) saturate(1.2);
    -webkit-backdrop-filter: blur(20px) saturate(1.2);
    border-bottom: 1px solid var(--border-color);
}

.nav-brand {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-gold);
    letter-spacing: 0.08em;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-brand-number {
    font-size: 1.1rem;
    opacity: 0.7;
}

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

.btn-theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    font-size: 1.1rem;
}

.btn-theme-toggle:hover {
    border-color: var(--accent-gold);
    color: var(--accent-gold);
    transform: rotate(30deg);
}

.btn-nav-cta {
    padding: 10px 24px;
    border-radius: var(--radius-xl);
    border: none;
    background: var(--gradient-red);
    color: #fff;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    letter-spacing: 0.04em;
}

.btn-nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(201, 76, 76, 0.4);
}

/* ============================================================
   Hero 区
   ============================================================ */
.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: var(--gradient-hero);
    overflow: hidden;
    padding: 0 24px;
}

/* 水墨背景装饰 */
.hero::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 70%;
    height: 140%;
    background: radial-gradient(ellipse at center,
        rgba(201, 169, 104, 0.06) 0%,
        rgba(201, 169, 104, 0.02) 40%,
        transparent 70%);
    pointer-events: none;
    animation: inkFloat 20s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -20%;
    left: -10%;
    width: 60%;
    height: 120%;
    background: radial-gradient(ellipse at center,
        rgba(201, 76, 76, 0.04) 0%,
        rgba(201, 76, 76, 0.01) 40%,
        transparent 70%);
    pointer-events: none;
    animation: inkFloat 25s ease-in-out infinite reverse;
}

@keyframes inkFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -20px) scale(1.05); }
    66% { transform: translate(-20px, 15px) scale(0.95); }
}

/* 粒子画布 */
#ink-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    border-radius: var(--radius-xl);
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    box-shadow: var(--shadow-sm);
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    animation: fadeInUp 0.8s ease-out;
}

.hero-badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-red);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(3rem, 8vw, 6.5rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: 0.12em;
    margin-bottom: 8px;
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

.hero-title .text-gold {
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title .text-number {
    font-size: 0.6em;
    vertical-align: middle;
    opacity: 0.7;
}

.hero-subtitle {
    font-family: var(--font-serif);
    font-size: clamp(1.1rem, 2.5vw, 1.6rem);
    color: var(--text-secondary);
    font-weight: 400;
    letter-spacing: 0.3em;
    margin-bottom: 48px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-desc {
    max-width: 600px;
    margin: 0 auto 48px;
    font-size: 1rem;
    color: var(--text-tertiary);
    line-height: 1.8;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 40px;
    border-radius: var(--radius-xl);
    border: none;
    background: var(--gradient-red);
    color: #fff;
    font-family: var(--font-sans);
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    letter-spacing: 0.06em;
    position: relative;
    overflow: hidden;
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transition: left 0.6s;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 28px rgba(201, 76, 76, 0.45);
}

.btn-primary:hover::after {
    left: 100%;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 36px;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 1.05rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    letter-spacing: 0.04em;
}

.btn-secondary:hover {
    border-color: var(--accent-gold);
    color: var(--accent-gold);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* 向下滚动指示 */
.scroll-hint {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-tertiary);
    font-size: 0.8rem;
    animation: scrollBounce 2s ease-in-out infinite;
}

.scroll-hint-line {
    width: 1px;
    height: 32px;
    background: linear-gradient(to bottom, var(--text-tertiary), transparent);
}

@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   通用区块
   ============================================================ */
.section {
    padding: 100px 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.section-label {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--accent-gold);
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: 0.06em;
    line-height: 1.3;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 640px;
    line-height: 1.8;
    margin-bottom: 56px;
}

.section-center {
    text-align: center;
}

.section-center .section-desc {
    margin-left: auto;
    margin-right: auto;
}

/* 水墨分隔线 */
.ink-divider {
    width: 60px;
    height: 3px;
    background: var(--gradient-gold);
    border-radius: 2px;
    margin: 0 auto 48px;
    opacity: 0.7;
}

/* ============================================================
   核心玩法区 - 三列卡片
   ============================================================ */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-gold);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
    background: var(--bg-card-hover);
}

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

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 24px;
    font-family: var(--font-serif);
    font-weight: 700;
    color: #fff;
}

.feature-icon.icon-recruit {
    background: var(--gradient-red);
}

.feature-icon.icon-adventure {
    background: linear-gradient(135deg, #5a8fc2 0%, #7eb8e0 100%);
}

.feature-icon.icon-army {
    background: var(--gradient-gold);
    color: var(--text-inverse);
}

.feature-title {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: 0.04em;
}

.feature-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.feature-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 20px;
}

.feature-tag {
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    font-size: 0.8rem;
    color: var(--text-tertiary);
    border: 1px solid var(--border-color);
}

/* ============================================================
   英雄展示区 - 横向滚动卡片
   ============================================================ */
.heroes-section {
    padding: 100px 0;
    overflow: hidden;
    background: var(--bg-secondary);
}

.heroes-section .section-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.heroes-scroll-wrapper {
    position: relative;
    margin-top: 8px;
}

.heroes-track {
    display: flex;
    gap: 24px;
    animation: heroScroll 40s linear infinite;
    width: max-content;
}

.heroes-track:hover {
    animation-play-state: paused;
}

@keyframes heroScroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.hero-card {
    flex-shrink: 0;
    width: 220px;
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    overflow: hidden;
    transition: all var(--transition-normal);
    cursor: default;
}

.hero-card:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: var(--shadow-card-hover);
}

.hero-card-visual {
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-card-visual .hero-char {
    font-size: 5rem;
    font-family: var(--font-serif);
    font-weight: 900;
    opacity: 0.12;
    position: absolute;
    color: var(--text-primary);
}

.hero-card-visual .hero-name-big {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    z-index: 1;
}

.hero-card-visual.rarity-tiangang {
    background: linear-gradient(135deg, rgba(201,169,104,0.15) 0%, rgba(240,215,140,0.08) 100%);
}

.hero-card-visual.rarity-tiangang .hero-name-big {
    color: var(--accent-gold);
}

.hero-card-visual.rarity-disha {
    background: linear-gradient(135deg, rgba(155,89,182,0.12) 0%, rgba(199,125,255,0.06) 100%);
}

.hero-card-visual.rarity-disha .hero-name-big {
    color: var(--star-purple);
}

.hero-card-info {
    padding: 16px 20px;
}

.hero-card-stars {
    display: flex;
    gap: 2px;
    margin-bottom: 8px;
}

.hero-card-stars .star {
    width: 14px;
    height: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
}

.star-filled {
    color: var(--accent-gold);
}

.hero-card-role {
    font-size: 0.78rem;
    color: var(--text-tertiary);
    margin-bottom: 4px;
}

.hero-card-title {
    font-family: var(--font-serif);
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: 0.04em;
}

.hero-card-nickname {
    font-size: 0.82rem;
    color: var(--accent-gold-dim);
    margin-top: 4px;
}

/* ============================================================
   稀有度体系区
   ============================================================ */
.pools-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 56px;
}

.pool-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.pool-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
}

.pool-card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    opacity: 0;
    transition: opacity var(--transition-slow);
    pointer-events: none;
}

.pool-card:hover .pool-card-glow {
    opacity: 1;
}

.pool-card.pool-tiangang .pool-card-glow {
    background: radial-gradient(circle, rgba(201,169,104,0.08) 0%, transparent 50%);
}

.pool-card.pool-disha .pool-card-glow {
    background: radial-gradient(circle, rgba(155,89,182,0.08) 0%, transparent 50%);
}

.pool-card.pool-juyi .pool-card-glow {
    background: radial-gradient(circle, rgba(90,143,194,0.08) 0%, transparent 50%);
}

.pool-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-weight: 900;
    color: #fff;
}

.pool-tiangang .pool-icon {
    background: var(--rarity-tiangang);
    box-shadow: 0 4px 20px rgba(201,169,104,0.3);
}

.pool-disha .pool-icon {
    background: var(--rarity-disha);
    box-shadow: 0 4px 20px rgba(155,89,182,0.3);
}

.pool-juyi .pool-icon {
    background: var(--rarity-juyi);
    box-shadow: 0 4px 20px rgba(90,143,194,0.3);
}

.pool-name {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: 0.06em;
}

.pool-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}

.pool-count {
    font-size: 2rem;
    font-weight: 900;
    font-family: var(--font-serif);
    margin-bottom: 4px;
}

.pool-tiangang .pool-count { color: var(--accent-gold); }
.pool-disha .pool-count { color: var(--star-purple); }
.pool-juyi .pool-count { color: var(--star-blue); }

.pool-count-label {
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

/* 保底说明 */
.pity-info {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.pity-title {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 28px;
    text-align: center;
    letter-spacing: 0.06em;
}

.pity-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.pity-item {
    text-align: center;
    padding: 24px 16px;
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    transition: all var(--transition-fast);
}

.pity-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.pity-number {
    font-size: 2rem;
    font-weight: 900;
    font-family: var(--font-serif);
    color: var(--accent-gold);
    margin-bottom: 4px;
}

.pity-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.pity-detail {
    font-size: 0.78rem;
    color: var(--text-tertiary);
}

/* ============================================================
   江湖篇章 - 时间线
   ============================================================ */
.timeline {
    position: relative;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 12px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent-gold), var(--accent-red), var(--accent-gold-dim));
    opacity: 0.4;
}

.timeline-item {
    position: relative;
    padding-bottom: 48px;
    opacity: 0;
    transform: translateX(-20px);
    transition: all 0.6s ease-out;
}

.timeline-item.visible {
    opacity: 1;
    transform: translateX(0);
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: -34px;
    top: 4px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--bg-primary);
    border: 3px solid var(--accent-gold);
    transition: all var(--transition-fast);
}

.timeline-item:hover .timeline-dot {
    background: var(--accent-gold);
    box-shadow: 0 0 12px rgba(201,169,104,0.5);
}

.timeline-chapter {
    font-size: 0.8rem;
    color: var(--accent-gold);
    font-weight: 500;
    letter-spacing: 0.1em;
    margin-bottom: 4px;
}

.timeline-title {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: 0.04em;
}

.timeline-desc {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 640px;
}

.timeline-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.timeline-tag {
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    border: 1px solid var(--border-color);
    color: var(--text-tertiary);
}

.timeline-tag.tag-battle {
    border-color: rgba(201,76,76,0.3);
    color: var(--accent-red);
}

.timeline-tag.tag-recruit {
    border-color: rgba(201,169,104,0.3);
    color: var(--accent-gold);
}

.timeline-tag.tag-choice {
    border-color: rgba(90,143,194,0.3);
    color: var(--star-blue);
}

/* ============================================================
   底部 CTA
   ============================================================ */
.cta-section {
    padding: 100px 24px;
    text-align: center;
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(201,169,104,0.05) 0%, transparent 60%);
    pointer-events: none;
}

.cta-title {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: 0.08em;
    position: relative;
    z-index: 1;
}

.cta-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
    padding: 40px 24px;
    text-align: center;
    border-top: 1px solid var(--border-color);
    color: var(--text-tertiary);
    font-size: 0.85rem;
}

.footer-brand {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent-gold);
    margin-bottom: 8px;
    letter-spacing: 0.06em;
}

.footer-tech {
    margin-top: 8px;
    font-size: 0.78rem;
    color: var(--text-tertiary);
    opacity: 0.6;
}

/* ============================================================
   滚动动画通用类
   ============================================================ */
.fade-in-section {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-section.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 968px) {
    .features-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .pools-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .pity-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-title {
        letter-spacing: 0.06em;
    }

    .section {
        padding: 72px 20px;
    }

    .nav {
        padding: 12px 20px;
    }

    .hero-card {
        width: 180px;
    }

    .hero-card-visual {
        height: 140px;
    }

    .pity-info {
        padding: 28px 20px;
    }
}

@media (max-width: 640px) {
    .hero-subtitle {
        letter-spacing: 0.15em;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .btn-primary, .btn-secondary {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

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

    .heroes-section {
        padding: 72px 0;
    }
}