/*
Theme Name: 1.76传奇复古
Theme URI: 
Author: 
Description: 1.76经典复古传奇风格，支持动态栏目、配色自定义、序号系统、SEO、开服API
Version: 1.0
*/

/* ============================================================
   CSS 变量 — 复古羊皮纸风（兼容后台配色自定义）
   ============================================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 基础色（后台配色会覆盖） */
    --stn-primary: #b8860b;
    --stn-secondary: #d4a017;
    --stn-button: #3d3020;
    --stn-bg: #e8dcc8;
    --stn-card-bg: rgba(245, 237, 224, 0.92);
    --stn-text: #3a2a14;
    --stn-text-light: #5c3d1e;
    --stn-text-muted: #8b7355;
    --stn-border: #8b7355;
    --stn-border-light: #c4a97d;
    --stn-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
    --stn-shadow-inner: inset 0 2px 6px rgba(0, 0, 0, 0.25);
    --stn-glow-gold: 0 0 20px rgba(184, 134, 11, 0.5);
    --stn-radius: 3px;
    --stn-radius-btn: 3px;
    --stn-transition: 0.2s ease;
    --stn-header-height: 56px;
    --stn-font: 'Microsoft YaHei', '微软雅黑', 'PingFang SC', 'Helvetica Neue', sans-serif;
    --stn-font-title: 'STSong', 'SimSun', '宋体', 'Noto Serif SC', 'Source Han Serif SC', serif;
    
    /* 兼容旧版变量名 */
    --color-bg: var(--stn-bg);
    --color-surface: var(--stn-card-bg);
    --color-text: var(--stn-text);
    --color-text-secondary: var(--stn-text-light);
    --color-text-muted: var(--stn-text-muted);
    --color-primary: var(--stn-primary);
    --color-primary-light: var(--stn-secondary);
    --color-primary-soft: rgba(184, 134, 11, 0.10);
    --color-border: var(--stn-border);
    --color-border-light: var(--stn-border-light);
    --color-shadow: var(--stn-shadow);
    --radius-card: var(--stn-radius);
    --radius-btn: var(--stn-radius-btn);
    --transition: var(--stn-transition);
    --header-height: var(--stn-header-height);
    --font-family: var(--stn-font);
}

/* 暗色模式 */
[data-theme="dark"] {
    --stn-bg: #1a1510;
    --stn-card-bg: rgba(35, 30, 22, 0.94);
    --stn-text: #d4c5a9;
    --stn-text-light: #c4b394;
    --stn-text-muted: #a09078;
    --stn-border: #5c4d35;
    --stn-border-light: #6b5c42;
    --stn-shadow: 0 4px 16px rgba(0, 0, 0, 0.6);
    --stn-shadow-inner: inset 0 2px 6px rgba(0, 0, 0, 0.5);
    --stn-glow-gold: 0 0 24px rgba(212, 160, 23, 0.4);
    
    --color-bg: var(--stn-bg);
    --color-surface: var(--stn-card-bg);
    --color-text: var(--stn-text);
    --color-text-secondary: var(--stn-text-light);
    --color-text-muted: var(--stn-text-muted);
    --color-border: var(--stn-border);
    --color-border-light: var(--stn-border-light);
    --color-shadow: var(--stn-shadow);
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--color-bg);
    background-image:
        radial-gradient(ellipse at 50% 0%, rgba(184, 134, 11, 0.06) 0%, transparent 70%),
        url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
    color: var(--color-text);
    font-family: var(--font-family);
    line-height: 1.7;
    min-height: 100vh;
    transition: background-color 0.4s ease, color 0.4s ease;
    padding-top: var(--header-height);
}

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

/* ============================================================
   导航栏（复古石纹风格）
   ============================================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--header-height);
    background: linear-gradient(180deg, #c4b394 0%, #a89470 40%, #8b7a5e 100%);
    border-bottom: 3px solid var(--color-border);
    box-shadow: var(--color-shadow);
    display: flex;
    align-items: center;
    padding: 0 24px;
    transition: background 0.4s ease;
}

[data-theme="dark"] .header {
    background: linear-gradient(180deg, #7a6b50 0%, #5c4d35 40%, #3d3020 100%);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    gap: 12px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--stn-secondary);
    font-family: var(--stn-font-title);
    font-size: 1.35rem;
    font-weight: bold;
    letter-spacing: 2px;
    white-space: nowrap;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
    flex-shrink: 0;
    cursor: pointer;
}

.logo .logo-icon {
    font-size: 1.8rem;
    filter: drop-shadow(0 2px 3px rgba(0, 0, 0, 0.5));
    animation: logoGlow 3s ease-in-out infinite;
}

.logo img {
    height: 36px;
    width: auto;
}

@keyframes logoGlow {
    0%, 100% { filter: drop-shadow(0 2px 3px rgba(0, 0, 0, 0.5)); }
    50% { filter: drop-shadow(0 2px 10px rgba(212, 160, 23, 0.7)); }
}

.nav-main {
    display: flex;
    list-style: none;
    gap: 0;
    flex-shrink: 0;
    margin: 0;
    padding: 0;
}

.nav-main a {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 10px 16px;
    text-decoration: none;
    color: #f5ede0;
    font-family: var(--stn-font-title);
    font-size: 0.95rem;
    font-weight: bold;
    letter-spacing: 1px;
    border-radius: var(--stn-radius);
    transition: all var(--stn-transition);
    white-space: nowrap;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.6);
}

.nav-main a:hover {
    background: rgba(0, 0, 0, 0.3);
    color: #ffd700;
    transform: translateY(-1px);
    box-shadow: var(--stn-shadow-inner);
}

.nav-main a.active {
    background: rgba(0, 0, 0, 0.4);
    color: #ffd700;
    box-shadow: var(--stn-shadow-inner);
    border-bottom: 2px solid var(--stn-secondary);
}

.nav-badge {
    display: inline-block;
    background: #c1272d;
    color: #fff;
    font-size: 0.65rem;
    padding: 2px 6px;
    border-radius: var(--stn-radius);
    animation: pulse 1.2s ease-in-out infinite;
    font-family: var(--stn-font);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.header-tools {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.btn-icon {
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--color-border-light);
    color: #f5ede0;
    width: 34px;
    height: 34px;
    border-radius: var(--stn-radius);
    cursor: pointer;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--stn-transition);
    position: relative;
}

.btn-icon:hover {
    background: rgba(0, 0, 0, 0.45);
    color: #ffd700;
    border-color: var(--stn-secondary);
    box-shadow: var(--stn-glow-gold);
}

.search-box {
    display: flex;
    gap: 0;
    border: 2px solid var(--color-border);
    border-radius: var(--stn-radius);
    overflow: hidden;
    background: var(--color-bg);
}

.search-box form {
    display: flex;
    width: 100%;
}

.search-box input {
    flex: 1;
    padding: 8px 14px;
    border: none;
    background: transparent;
    color: var(--color-text);
    font-size: 0.9rem;
    font-family: var(--font-family);
    outline: none;
    min-width: 0;
    width: 120px;
}

.search-box input::placeholder {
    color: var(--color-text-muted);
    font-style: italic;
}

.search-box input:focus {
    width: 150px;
}

.search-box button {
    padding: 8px 14px;
    background: rgba(0, 0, 0, 0.25);
    border: none;
    border-left: 2px solid var(--color-border);
    color: #ffd700;
    cursor: pointer;
    font-size: 1rem;
    transition: all var(--stn-transition);
    flex-shrink: 0;
}

.search-box button:hover {
    background: rgba(0, 0, 0, 0.45);
    box-shadow: var(--stn-glow-gold);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 6px;
}

.hamburger span {
    display: block;
    width: 26px;
    height: 2px;
    background: #f5ede0;
    transition: var(--stn-transition);
    border-radius: 2px;
}

/* ============================================================
   面包屑
   ============================================================ */
.breadcrumb {
    margin: 16px 0 8px;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.breadcrumb a {
    color: var(--stn-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

.breadcrumb a:hover {
    color: #c1272d;
}

.breadcrumb .sep {
    color: var(--color-text-muted);
}

/* ============================================================
   页脚
   ============================================================ */
.footer {
    background: var(--color-surface);
    border: 3px solid var(--color-border);
    border-radius: var(--stn-radius);
    box-shadow: var(--color-shadow);
    padding: 20px;
    margin: 16px 0 30px;
    transition: all 0.4s ease;
}

.footer .container {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    padding: 0;
}

.footer-brand {
    font-family: var(--stn-font-title);
    color: var(--stn-secondary);
    letter-spacing: 2px;
}

.footer-brand i {
    margin-right: 6px;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 0.8rem;
}

.footer-links a {
    color: var(--color-text-muted);
    text-decoration: none;
    padding: 4px 10px;
    border: 1px solid var(--color-border-light);
    border-radius: var(--stn-radius);
    transition: all var(--stn-transition);
}

.footer-links a:hover {
    border-color: var(--stn-secondary);
    color: var(--stn-secondary);
}

.footer-info {
    display: flex;
    gap: 16px;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    flex-wrap: wrap;
    align-items: center;
}

/* ============================================================
   回到顶部
   ============================================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 20px;
    z-index: 999;
    width: 44px;
    height: 44px;
    background: linear-gradient(180deg, #7a6b50 0%, #5c4d35 40%, #3d3020 100%);
    border: 2px solid var(--stn-secondary);
    border-radius: var(--stn-radius);
    cursor: pointer;
    font-size: 1.4rem;
    color: #ffd700;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--color-shadow);
    opacity: 0;
    pointer-events: none;
    text-decoration: none;
    transition: all 0.3s;
}

.back-to-top.show {
    opacity: 0.75;
    pointer-events: auto;
}

.back-to-top:hover {
    opacity: 1;
    box-shadow: var(--stn-glow-gold);
    transform: translateY(-3px);
}

/* ============================================================
   通用工具类
   ============================================================ */
.hidden {
    display: none !important;
}

/* ============================================================
   滚动条
   ============================================================ */
::-webkit-scrollbar {
    width: 5px;
}
::-webkit-scrollbar-track {
    background: var(--color-bg);
}
::-webkit-scrollbar-thumb {
    background: var(--stn-secondary);
    border-radius: 8px;
}
::-webkit-scrollbar-thumb:hover {
    opacity: 0.8;
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 820px) {
    .nav-main {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background: var(--color-surface);
        flex-direction: column;
        padding: 16px 24px 24px;
        gap: 4px;
        border-bottom: 3px solid var(--color-border);
        transform: translateY(-120%);
        transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
        box-shadow: var(--color-shadow);
        align-items: stretch;
        z-index: 999;
        backdrop-filter: blur(8px);
    }
    .nav-main.open {
        transform: translateY(0);
    }
    .nav-main a {
        padding: 12px 16px;
        border-bottom: 1px solid var(--color-border-light);
        border-radius: 0;
        font-size: 1rem;
        color: var(--color-text);
    }
    .nav-main a.active {
        border-left: 3px solid var(--stn-secondary);
        border-bottom-color: transparent;
        background: var(--color-primary-soft);
        color: var(--stn-secondary);
    }
    .hamburger {
        display: flex;
    }
    .search-box input {
        width: 100px;
    }
    .search-box input:focus {
        width: 130px;
    }
}

@media (max-width: 600px) {
    .container {
        padding: 0 12px;
    }
    .header {
        padding: 0 12px;
        height: auto;
        min-height: 50px;
        flex-wrap: wrap;
    }
    .header-inner {
        flex-wrap: wrap;
    }
    .logo {
        font-size: 1.1rem;
    }
    .logo span:not(.logo-icon) {
        font-size: 0.9rem;
    }
    .footer .container {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .footer-info {
        flex-direction: column;
        align-items: center;
        gap: 4px;
    }
}