/* ================================================
   校园墙 · Galgame Edition — 核心样式
   ================================================ */
@import url('https://fonts.googleapis.com/css2?family=ZCOOL+KuaiLe&family=Ma+Shan+Zheng&family=Noto+Sans+SC:wght@300;400;500;700&family=Nunito:wght@400;600;700;800&family=Press+Start+2P&display=swap');

:root {
    --cream: var(--bg-primary, #FFF8F0);
    --warm-white: var(--bg-secondary, #FFFBF5);
    --pink-1: #ffe4ec;
    --pink-2: #ffb3c6;
    --pink-3: var(--secondary, #ff8fab);
    --pink-4: var(--secondary-hover, #fb6f92);
    --orange: #FFD6A5;
    --yellow: #FDFFB6;
    --lavender: #E2D5F5;
    --blue: #C9E4F5;
    --mint: #B5EAD7;
    --klein: #002fa7;
    --neon-yellow: #ccff00;
    --text-dark: var(--text-primary, #3d2b1f);
    --text-secondary: var(--text-secondary, #8B7D6B);
    --text-muted: var(--text-muted, #B8A99A);
    --glass-bg: rgba(255, 251, 245, 0.72);
    --glass-border: rgba(255, 255, 255, 0.85);
    --shadow-soft: var(--shadow-md, 0 8px 32px rgba(139, 125, 107, 0.12));
    --shadow-hover: var(--shadow-lg, 0 14px 44px rgba(139, 125, 107, 0.2));
    --radius: var(--radius-2xl, 24px);
    --radius-sm: var(--radius-xl, 16px);
    --bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    font-family: var(--font-sans, 'Noto Sans SC', 'Nunito', sans-serif);
    background: var(--bg-primary, var(--cream));
    color: var(--text-primary, var(--text-dark));
    overflow-x: hidden;
    min-height: 100vh;
    line-height: 1.6;
}

a { color: var(--pink-4); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--pink-3); }

/* ── 手绘涂鸦背景层 ── */
.doodle-layer {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    pointer-events: none; z-index: 0; overflow: hidden;
}
.doodle-star {
    position: absolute; opacity: 0;
    animation: twinkle 3s ease-in-out infinite;
}
@keyframes twinkle {
    0%,100% { opacity: 0; transform: scale(0.5) rotate(0deg); }
    50% { opacity: 0.7; transform: scale(1.2) rotate(15deg); }
}
.doodle-cloud {
    position: absolute; opacity: 0.12;
    background: var(--pink-2); border-radius: 50%;
    filter: blur(8px);
}
.doodle-line {
    position: absolute; opacity: 0.06;
    border-top: 2px dashed var(--pink-4);
    transform: rotate(var(--r, 0deg));
}

/* ── 背景光晕 ── */
.bg-glow {
    position: fixed; border-radius: 50%;
    filter: blur(80px); opacity: 0.3; pointer-events: none; z-index: 0;
    animation: float-glow 20s ease-in-out infinite;
}
.bg-glow-1 { width: 600px; height: 600px; background: radial-gradient(circle, var(--pink-2) 0%, transparent 70%); top: -10%; left: -5%; }
.bg-glow-2 { width: 500px; height: 500px; background: radial-gradient(circle, var(--lavender) 0%, transparent 70%); top: 30%; right: -10%; animation-delay: -7s; }
.bg-glow-3 { width: 450px; height: 450px; background: radial-gradient(circle, var(--orange) 0%, transparent 70%); bottom: 10%; left: 20%; animation-delay: -14s; }
@keyframes float-glow {
    0%,100% { transform: translate(0,0) scale(1); }
    33% { transform: translate(30px,-20px) scale(1.1); }
    66% { transform: translate(-20px,30px) scale(0.95); }
}

/* ── 纸张纹理 ── */
.paper-texture {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' 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)' opacity='0.03'/%3E%3C/svg%3E");
    pointer-events: none; z-index: 1; opacity: 0.5;
}

/* ── 加载动画 ── */
.loading-screen {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: var(--cream); z-index: 9999;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}
.loading-screen.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.loading-logo {
    font-family: 'ZCOOL KuaiLe', cursive;
    font-size: 3rem; color: var(--text-dark); margin-bottom: 2rem;
    opacity: 0; transform: translateY(20px);
    transition: all 0.8s ease;
}
.loading-logo.show { opacity: 1; transform: translateY(0); }
.loading-text {
    font-family: 'Ma Shan Zheng', cursive;
    font-size: 1.4rem; color: var(--text-secondary); opacity: 0;
}
.loading-cursor {
    display: inline-block; width: 2px; height: 1.1em;
    background: var(--pink-4); margin-left: 3px;
    animation: cursor-blink 0.8s step-end infinite;
    vertical-align: text-bottom;
}
@keyframes cursor-blink { 0%,100% { opacity: 1; } 50% { opacity: 0; } }

/* ── 导航栏：毛玻璃 ── */
.navbar {
    position: fixed; top: 16px; left: 50%; transform: translateX(-50%);
    z-index: 100;
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(1.2);
    -webkit-backdrop-filter: blur(20px) saturate(1.2);
    border: 1px solid var(--glass-border);
    border-radius: 28px;
    padding: 10px 28px;
    box-shadow: var(--shadow-soft);
    display: flex; align-items: center; gap: 20px;
    opacity: 0; transform: translateX(-50%) translateY(-20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    max-width: 95vw;
}
.navbar.show { opacity: 1; transform: translateX(-50%) translateY(0); }

.nav-logo {
    font-family: 'ZCOOL KuaiLe', cursive;
    font-size: 1.3rem; color: var(--text-dark);
    display: flex; align-items: center; gap: 8px;
    white-space: nowrap;
}
.nav-logo-icon {
    width: 32px; height: 32px;
    background: linear-gradient(135deg, var(--pink-2), var(--orange));
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1rem; transform: rotate(-3deg);
}

.nav-links {
    display: flex; gap: 4px; list-style: none;
}
.nav-links a {
    padding: 6px 14px; border-radius: 12px;
    font-size: 0.85rem; font-weight: 500; color: var(--text-secondary);
    transition: all 0.2s ease; white-space: nowrap;
}
.nav-links a:hover { color: var(--text-dark); background: rgba(255,181,186,0.15); }
.nav-links a.active { color: var(--pink-4); background: rgba(255,181,186,0.15); }

.nav-right { margin-left: auto; display: flex; align-items: center; gap: 8px; }

/* 汉堡菜单按钮 */
.nav-toggle {
    display: none;
    width: 36px; height: 36px;
    background: transparent; border: none;
    cursor: pointer; padding: 0;
    color: var(--text-primary);
}
.nav-toggle .icon { width: 24px; height: 24px; }

/* 移动端响应式 */
@media (max-width: 768px) {
    .nav-toggle { display: flex; align-items: center; justify-content: center; }
    .nav-links {
        display: none;
        position: absolute;
        top: 100%; left: 0; right: 0;
        background: var(--bg-primary, white);
        border-radius: 0 0 var(--radius-xl, 16px) var(--radius-xl, 16px);
        box-shadow: var(--shadow-lg);
        flex-direction: column;
        padding: 12px;
        gap: 4px;
    }
    .nav-links.open { display: flex; }
    .nav-links a { padding: 10px 16px; border-radius: var(--radius-md, 8px); width: 100%; }
    .navbar { padding: 10px 16px; gap: 12px; }
    .station-grid { grid-template-columns: 1fr; }
    .hero-section h1 { font-size: 2.5rem; }
}

/* 滚动后导航栏变实 */
.navbar.scrolled {
    background: rgba(255, 248, 240, 0.92);
    box-shadow: 0 4px 20px rgba(139, 125, 107, 0.15);
}

/* ── 按钮系统 ── */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    padding: 8px 20px; border-radius: 50px;
    font-family: 'ZCOOL KuaiLe', cursive;
    font-size: 0.9rem; cursor: pointer;
    border: 3px solid var(--text-dark);
    background: white; color: var(--text-dark);
    box-shadow: 4px 4px 0 rgba(0,0,0,0.1);
    transition: all 0.15s ease;
    position: relative; overflow: hidden;
}
.btn:hover {
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0 rgba(0,0,0,0.15);
}
.btn:active {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 rgba(0,0,0,0.1);
}
.btn-primary {
    background: var(--pink-1); border-color: var(--pink-4);
    box-shadow: 4px 4px 0 var(--pink-3);
}
.btn-primary:hover { box-shadow: 6px 6px 0 var(--pink-4); }
/* 光泽扫过动画 */
.btn::after {
    content: ''; position: absolute; top: 0; left: -80%;
    width: 60%; height: 100%;
    background: linear-gradient(105deg, transparent 0%, rgba(255,255,255,0.55) 50%, transparent 100%);
    transform: skewX(-20deg);
    transition: none;
}
.btn:hover::after { animation: btn-shine 0.7s ease; }
@keyframes btn-shine {
    from { left: -80%; }
    to { left: 120%; }
}
.btn-sm { padding: 6px 14px; font-size: 0.8rem; border-width: 2px; }
.btn-lg { padding: 12px 28px; font-size: 1rem; }
.btn-outline { background: transparent; }
.btn-ghost {
    background: transparent; border: none; box-shadow: none;
    padding: 6px 10px;
}
.btn-ghost:hover { background: rgba(255,181,186,0.1); box-shadow: none; transform: none; }

.btn-tag {
    padding: 4px 12px; border-radius: 12px;
    font-size: 0.75rem; border-width: 2px;
    font-family: 'Press Start 2P', cursive;
}

/* ── 输入框 ── */
.input {
    width: 100%; padding: 10px 16px;
    border: 2px solid rgba(255,181,186,0.3);
    border-radius: 16px;
    background: var(--glass-bg);
    backdrop-filter: blur(8px);
    font-family: 'Noto Sans SC', sans-serif;
    font-size: 0.9rem; color: var(--text-dark);
    outline: none;
    transition: all 0.2s ease;
}
.input:focus {
    border-color: var(--pink-4);
    box-shadow: 0 0 0 3px rgba(255,111,146,0.12);
}
.input::placeholder { color: var(--text-muted); }

textarea.input { resize: vertical; min-height: 100px; line-height: 1.6; }

select.input {
    appearance: none; -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M6 8L1 3h10z' fill='%238B7D6B'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px; cursor: pointer;
}

/* ── 帖子类型选择器 ── */
.post-type-selector {
    display: flex; gap: 8px;
}
.post-type-option {
    flex: 1;
    display: flex; flex-direction: column; align-items: center; gap: 4px;
    padding: 12px 8px;
    border: 2px solid var(--border-primary, #e2e8f0);
    border-radius: var(--radius-md, 8px);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-align: center;
}
.post-type-option:hover {
    border-color: var(--primary, #6366f1);
    background: var(--primary-light, #eef2ff);
}
.post-type-option.active {
    border-color: var(--primary, #6366f1);
    background: var(--primary-light, #eef2ff);
    color: var(--primary);
}
.post-type-option input[type="radio"] {
    display: none;
}

/* ── 搜索框 ── */
.search-box .input { padding-left: 44px; }
.search-icon {
    position: absolute; left: 16px; top: 50%; transform: translateY(-50%);
    font-size: 1.1rem; color: var(--text-muted); pointer-events: none;
    transition: all 0.2s ease;
}
.search-box .input:focus ~ .search-icon {
    color: var(--pink-4);
    transform: translateY(-50%) scale(1.15);
}

/* ── 封面上传 ── */
.cover-upload {
    width: 100%;
    border: 2px dashed var(--border-primary, #e2e8f0);
    border-radius: var(--radius-lg, 12px);
    overflow: hidden;
    transition: border-color 0.2s ease;
}
.cover-upload:hover {
    border-color: var(--primary, #6366f1);
}
.cover-upload-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 24px;
    cursor: pointer;
    color: var(--text-muted, #94a3b8);
    font-size: 0.85rem;
}
.cover-upload-btn:hover {
    color: var(--primary, #6366f1);
}

/* ── 图标选择器 ── */
.icon-selector {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.icon-option {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--border-primary, #e2e8f0);
    border-radius: var(--radius-md, 8px);
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-secondary);
}
.icon-option:hover {
    border-color: var(--primary, #6366f1);
    color: var(--primary);
}
.icon-option.active {
    border-color: var(--primary, #6366f1);
    background: var(--primary-light, #eef2ff);
    color: var(--primary);
}
.icon-option input[type="radio"] {
    display: none;
}

/* ── 容器与章节 ── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.section {
    min-height: 60vh; padding: 80px 20px;
    position: relative; z-index: 2;
}
.section-header { text-align: center; margin-bottom: 40px; }

.chapter-title {
    font-family: 'ZCOOL KuaiLe', cursive;
    font-size: clamp(2rem, 5vw, 3rem);
    color: var(--pink-4);
    text-shadow: 3px 3px 0 var(--yellow), 6px 6px 0 var(--lavender);
    margin-bottom: 8px;
}
.chapter-sub {
    font-family: 'Ma Shan Zheng', cursive;
    font-size: 1.1rem; color: var(--text-secondary);
}

.section-divider {
    height: 120px; display: flex;
    align-items: center; justify-content: center;
    position: relative; z-index: 2;
}
.divider-line {
    width: 1px; height: 100%;
    background: linear-gradient(to bottom, transparent, var(--pink-3), var(--orange), transparent);
    opacity: 0.3;
}
.divider-ornament {
    position: absolute; font-size: 1.8rem;
    color: var(--pink-3); opacity: 0.5;
    animation: float-ornament 3s ease-in-out infinite;
}
@keyframes float-ornament { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }

/* ── Hero 区 ── */
.hero-section {
    min-height: 100vh; display: flex; flex-direction: column;
    align-items: center; justify-content: center; text-align: center;
    padding: 100px 20px; position: relative; z-index: 2;
}
.hero-section h1 {
    font-family: 'ZCOOL KuaiLe', cursive;
    font-size: clamp(2.5rem, 8vw, 5rem);
    color: var(--text-dark); line-height: 1.2; margin-bottom: 16px;
}
.hero-section p {
    font-family: 'Ma Shan Zheng', cursive;
    font-size: 1.3rem; color: var(--text-secondary);
    margin-bottom: 32px;
}
.hero-btns { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }

/* ── 巨型装饰 ── */
.giant-deco {
    position: absolute; font-size: 20vw;
    color: var(--yellow); opacity: 0.12;
    pointer-events: none; z-index: 0;
    animation: float-star 6s ease-in-out infinite;
}
@keyframes float-star {
    0%,100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(8deg); }
}

/* ── 子站卡片 ── */
.station-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}
.station-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow-soft);
    cursor: pointer;
    transition: all 0.35s var(--bounce);
    position: relative; overflow: hidden;
}
.station-card::after {
    content: ''; position: absolute;
    top: -50%; right: -50%; width: 100%; height: 100%;
    background: radial-gradient(circle, rgba(255,181,186,0.15) 0%, transparent 70%);
    opacity: 0; transition: opacity 0.35s ease;
}
.station-card:hover {
    transform: translateY(-6px) rotate(-0.5deg);
    box-shadow: var(--shadow-hover);
    animation: card-bounce 0.5s var(--bounce);
}
.station-card:hover::after { opacity: 1; }
@keyframes card-bounce {
    0% { transform: translateY(-6px) rotate(-0.5deg); }
    40% { transform: translateY(-12px) rotate(0.6deg); }
    100% { transform: translateY(-6px) rotate(-0.5deg); }
}

/* ── 子站详情 banner ── */
.station-banner {
    width: 100%; height: 180px;
    background-size: cover; background-position: center;
    border-radius: 20px;
    margin-bottom: 16px;
    border: 2px solid var(--glass-border);
    box-shadow: var(--shadow-soft);
}
/* ── 子站公告 ── */
.station-announcement {
    display: flex; align-items: center; gap: 8px;
    background: linear-gradient(135deg, rgba(255,214,165,0.25), rgba(255,214,165,0.08));
    border: 1px dashed var(--orange);
    border-radius: 14px;
    padding: 10px 16px;
    margin-bottom: 14px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}
.station-announcement .icon { color: var(--orange); flex-shrink: 0; }

/* 子站卡片视觉多样性 */
.station-card:nth-child(6n+1) { border-radius: 24px 24px 24px 8px; }
.station-card:nth-child(6n+2) { border-radius: 24px 24px 8px 24px; }
.station-card:nth-child(6n+3) { border-radius: 8px 24px 24px 24px; }
.station-card:nth-child(6n+4) { border-radius: 24px 8px 24px 24px; }
.station-card:nth-child(6n+5) { border-radius: 24px 16px 24px 16px; }
.station-card:nth-child(6n+6) { border-radius: 16px 24px 16px 24px; }
.station-card:nth-child(6n+1) .station-icon { background: linear-gradient(135deg, var(--pink-1), var(--orange)); }
.station-card:nth-child(6n+2) .station-icon { background: linear-gradient(135deg, var(--blue), var(--lavender)); }
.station-card:nth-child(6n+3) .station-icon { background: linear-gradient(135deg, var(--mint), var(--blue)); }
.station-card:nth-child(6n+4) .station-icon { background: linear-gradient(135deg, var(--yellow), var(--orange)); }
.station-card:nth-child(6n+5) .station-icon { background: linear-gradient(135deg, var(--lavender), var(--pink-1)); }
.station-card:nth-child(6n+6) .station-icon { background: linear-gradient(135deg, var(--orange), var(--mint)); }

.station-card-header {
    display: flex; align-items: center; gap: 12px;
    margin-bottom: 12px;
}
.station-cover {
    width: 100%; height: 120px;
    background-size: cover; background-position: center;
    border-radius: var(--radius-sm, 16px) var(--radius-sm, 16px) 0 0;
    margin: -24px -24px 16px -24px;
}
.station-icon {
    width: 48px; height: 48px; border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--pink-1), var(--orange));
}
.station-card-header .name {
    font-family: 'ZCOOL KuaiLe', cursive;
    font-size: 1.1rem; color: var(--text-dark);
}
.station-card .desc {
    font-size: 0.85rem; color: var(--text-secondary);
    line-height: 1.5; margin-bottom: 12px;
    display: -webkit-box; -webkit-line-clamp: 2;
    -webkit-box-orient: vertical; overflow: hidden;
}
.station-card .tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 10px; }
.station-card .tags .tag {
    padding: 2px 10px; border-radius: 10px;
    font-size: 0.7rem;
    background: rgba(255,181,186,0.15); color: var(--pink-4);
}
.station-card .meta {
    display: flex; gap: 16px;
    font-size: 0.75rem; color: var(--text-muted);
}

/* ── 帖子卡片：对话气泡式 ── */
.post-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s var(--bounce);
    position: relative; cursor: pointer;
    transform: rotate(var(--post-tilt, 0deg));
}
.post-card:nth-child(3n+1) { --post-tilt: -0.4deg; }
.post-card:nth-child(3n+2) { --post-tilt: 0.3deg; }
.post-card:nth-child(3n+3) { --post-tilt: -0.2deg; }
.post-card:hover {
    transform: translateX(4px) rotate(0deg) scale(1.01);
    box-shadow: var(--shadow-hover);
}
/* 左侧彩色竖线装饰 */
.post-card::before {
    content: '';
    position: absolute; left: 0; top: 0;
    width: 4px; height: 100%;
    background: linear-gradient(to bottom, var(--pink-3), var(--orange));
    border-radius: 4px 0 0 4px;
    opacity: 0; transition: opacity 0.3s ease;
}
.post-card:hover::before { opacity: 1; }
.post-header {
    display: flex; align-items: center; gap: 12px;
    margin-bottom: 12px;
}
.post-avatar {
    width: 40px; height: 40px; border-radius: 50%;
    border: 2px solid var(--glass-border);
    object-fit: cover; background: linear-gradient(135deg, var(--pink-2), var(--orange));
}
.post-meta { flex: 1; }
.post-author {
    font-weight: 600; font-size: 0.9rem; color: var(--text-dark);
}
.post-time {
    font-size: 0.75rem; color: var(--text-muted); margin-top: 2px;
}
.post-station {
    font-family: 'Press Start 2P', cursive;
    font-size: 0.5rem; color: var(--pink-4);
    padding: 2px 8px; border-radius: 8px;
    background: rgba(255,181,186,0.15);
    white-space: nowrap;
}
.post-title {
    font-family: 'ZCOOL KuaiLe', cursive;
    font-size: 1.1rem; color: var(--text-dark);
    margin-bottom: 8px; line-height: 1.4;
}

/* ── 帖子高亮 ── */
.post-card.pinned {
    border-color: var(--color-accent);
    background: linear-gradient(135deg, rgba(255,181,186,0.08), rgba(255,214,165,0.08));
}
.post-card.pinned .post-station {
    background: var(--color-accent);
    color: white;
}
.post-card.featured {
    border-color: var(--color-secondary);
    background: linear-gradient(135deg, rgba(255,214,165,0.08), rgba(253,255,182,0.08));
}
.post-card.featured .post-station {
    background: var(--color-secondary);
    color: var(--text-dark);
}
.post-content {
    font-size: 0.9rem; color: var(--text-secondary);
    line-height: 1.7; margin-bottom: 12px;
    display: -webkit-box; -webkit-line-clamp: 3;
    -webkit-box-orient: vertical; overflow: hidden;
}
.post-content.full { -webkit-line-clamp: unset; }
.post-image {
    width: 100%; height: 200px; border-radius: 16px;
    object-fit: cover; margin-bottom: 12px;
    background: linear-gradient(135deg, var(--lavender), var(--blue));
}
.post-actions {
    display: flex; gap: 20px;
    padding-top: 12px;
    border-top: 1px solid rgba(139,125,107,0.08);
}
.post-action {
    display: flex; align-items: center; gap: 5px;
    font-size: 0.8rem; color: var(--text-muted);
    cursor: pointer; transition: color 0.2s;
    background: none; border: none; padding: 0;
    font-family: inherit;
}
.post-action:hover { color: var(--pink-4); }
.post-action.liked { color: var(--pink-4); }
.post-action .icon { font-size: 1rem; }

/* ── 标签栏 ── */
.tag-bar {
    display: flex; justify-content: center;
    gap: 10px; margin-bottom: 32px;
    flex-wrap: wrap;
}
.tag {
    padding: 8px 20px; border-radius: 18px;
    background: rgba(255,255,255,0.6);
    border: 2px solid transparent;
    font-size: 0.85rem; font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer; transition: all 0.2s ease;
}
.tag:hover { background: rgba(255,181,186,0.15); color: var(--text-dark); transform: translateY(-2px); }
.tag.active {
    background: linear-gradient(135deg, var(--pink-3), var(--orange));
    color: white; border-color: transparent;
    box-shadow: 0 3px 12px rgba(255,143,175,0.3);
}

/* ── 对话气泡 ── */
.speech-bubble {
    position: relative;
    background: white;
    border: 3px solid var(--text-dark);
    border-radius: 20px;
    padding: 16px 20px;
    box-shadow: 5px 5px 0 var(--pink-2);
    margin-bottom: 16px;
}
.speech-bubble.pink { background: var(--pink-1); box-shadow: 5px 5px 0 var(--pink-4); }
.speech-bubble.yellow { background: var(--yellow); box-shadow: 5px 5px 0 var(--orange); }
.speech-bubble.lavender { background: var(--lavender); box-shadow: 5px 5px 0 #b8b8d1; }

/* ── 个人资料卡 ── */
.profile-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 32px 24px;
    box-shadow: var(--shadow-soft);
    text-align: center;
}
.avatar-container {
    position: relative; width: 100px; height: 100px;
    margin: 0 auto 16px;
}
.avatar {
    width: 100%; height: 100%; border-radius: 50%;
    object-fit: cover;
    border: 3px solid rgba(255,255,255,0.8);
    box-shadow: 0 4px 16px rgba(139,125,107,0.15);
}
.avatar-ring {
    position: absolute; top: -6px; left: -6px; right: -6px; bottom: -6px;
    border: 2px dashed var(--pink-3);
    border-radius: 50%;
    animation: spin-slow 20s linear infinite; opacity: 0.5;
}
@keyframes spin-slow { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

.profile-name {
    font-family: 'ZCOOL KuaiLe', cursive;
    font-size: 1.4rem; color: var(--text-dark);
    margin-bottom: 6px;
}
.profile-bio {
    font-family: 'Ma Shan Zheng', cursive;
    font-size: 0.95rem; color: var(--text-secondary);
    line-height: 1.6; margin: 12px 0;
    padding: 12px; background: rgba(255,255,255,0.4);
    border-radius: 14px;
}
.profile-stats {
    display: flex; justify-content: center; gap: 24px; margin-top: 16px;
}
.stat-num {
    font-family: 'Nunito', sans-serif;
    font-weight: 800; font-size: 1.2rem; color: var(--text-dark);
}
.stat-label {
    font-size: 0.7rem; color: var(--text-muted); margin-top: 2px;
}

/* ── 侧边导航 ── */
.side-nav {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 20px 14px;
    box-shadow: var(--shadow-soft);
}
.side-nav-item {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 14px; margin-bottom: 6px;
    border-radius: 14px; cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-secondary); font-size: 0.85rem;
}
.side-nav-item:hover, .side-nav-item.active {
    background: rgba(255,181,186,0.12);
    color: var(--text-dark);
}
.side-nav-icon {
    width: 32px; height: 32px; border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1rem; background: rgba(255,255,255,0.5);
}

/* ── 评论区 ── */
.comment-item {
    display: flex; gap: 12px;
    padding: 16px 0;
    border-bottom: 1px solid rgba(139,125,107,0.06);
}
.comment-avatar {
    width: 36px; height: 36px; border-radius: 50%;
    flex-shrink: 0; border: 2px solid var(--glass-border);
    object-fit: cover; background: linear-gradient(135deg, var(--mint), var(--blue));
}
.comment-body { flex: 1; }
.comment-author {
    font-weight: 600; font-size: 0.85rem; color: var(--text-dark);
    margin-bottom: 4px;
}
.comment-time {
    font-size: 0.7rem; color: var(--text-muted); margin-left: 8px;
    font-weight: 400;
}
.comment-content {
    font-size: 0.85rem; color: var(--text-secondary);
    line-height: 1.6;
}
.comment-actions {
    display: flex; gap: 12px; margin-top: 6px;
}

/* ── 模态框 ── */
.modal-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.4);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: none; align-items: center; justify-content: center;
    opacity: 0; transition: opacity 0.3s ease;
}
.modal-overlay.show { display: flex; opacity: 1; }
.modal {
    background: var(--cream);
    border: 3px solid var(--text-dark);
    border-radius: var(--radius);
    padding: 32px;
    max-width: 440px; width: 90%;
    box-shadow: 8px 8px 0 var(--pink-2);
    transform: scale(0.9); transition: transform 0.3s var(--bounce);
    max-height: 90vh; overflow-y: auto;
}
.modal-overlay.show .modal { transform: scale(1); }
.modal-title {
    font-family: 'ZCOOL KuaiLe', cursive;
    font-size: 1.5rem; color: var(--text-dark);
    margin-bottom: 20px; text-align: center;
}
.modal-close {
    position: absolute; top: 16px; right: 16px;
    background: none; border: none; font-size: 1.5rem;
    cursor: pointer; color: var(--text-muted);
    transition: color 0.2s;
}
.modal-close:hover { color: var(--pink-4); }
.form-group { margin-bottom: 16px; }
.form-label {
    display: block; margin-bottom: 6px;
    font-family: 'ZCOOL KuaiLe', cursive;
    font-size: 0.9rem; color: var(--text-dark);
}

/* ── Toast ── */
.toast {
    position: fixed; bottom: 30px; left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: linear-gradient(135deg, var(--text-dark), #5a4a3a);
    color: white;
    padding: 12px 24px; border-radius: 16px;
    font-family: 'ZCOOL KuaiLe', cursive;
    font-size: 0.95rem; z-index: 2000;
    opacity: 0; transition: all 0.3s ease;
    pointer-events: none;
    border: 2px solid var(--pink-3);
    box-shadow: 0 6px 20px rgba(251, 111, 146, 0.25);
}
.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}
.toast.success { border-color: var(--mint); box-shadow: 0 6px 20px rgba(181, 234, 215, 0.3); }
.toast.error { border-color: #ff6b6b; box-shadow: 0 6px 20px rgba(255, 107, 107, 0.3); }

/* 页面入场动画 */
main {
    animation: page-enter 0.35s ease;
}
@keyframes page-enter {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ── 滚动提示 ── */
.scroll-hint {
    position: absolute; bottom: 30px; left: 50%;
    transform: translateX(-50%);
    display: flex; flex-direction: column;
    align-items: center; gap: 6px;
    opacity: 0.5; animation: fade-out-hint 1s ease 5s forwards;
    pointer-events: none;
}
.scroll-hint-text {
    font-family: 'Ma Shan Zheng', cursive;
    font-size: 0.85rem; color: var(--text-muted);
}
.scroll-hint-arrow {
    width: 28px; height: 28px;
    border: 2px solid var(--pink-3); border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.8rem; color: var(--pink-3);
    animation: bounce-arrow 2s infinite;
}
@keyframes bounce-arrow {
    0%,20%,50%,80%,100% { transform: translateY(0); }
    40% { transform: translateY(-6px); }
    60% { transform: translateY(-3px); }
}
@keyframes fade-out-hint { to { opacity: 0; } }

/* ── 页脚 ── */
.footer {
    text-align: center; padding: 40px 20px;
    color: var(--text-muted); font-size: 0.8rem;
    position: relative; z-index: 2;
}
.footer-heart {
    color: var(--pink-4);
    animation: heartbeat 1.5s ease-in-out infinite;
    display: inline-block;
}
@keyframes heartbeat { 0%,100% { transform: scale(1); } 50% { transform: scale(1.2); } }
.footer-links { margin-top: 8px; display: flex; gap: 16px; justify-content: center; }
.footer-links a { color: var(--text-muted); font-size: 0.75rem; }
.footer-links a:hover { color: var(--pink-4); }

/* ── 滚动淡入 ── */
.reveal {
    opacity: 0; transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
    opacity: 1; transform: translateY(0);
}

/* ── 空状态 ── */
.empty-state {
    text-align: center; padding: 60px 20px;
    color: var(--text-muted);
}
.empty-state .icon { font-size: 3rem; margin-bottom: 12px; }
.empty-state .text {
    font-family: 'Ma Shan Zheng', cursive;
    font-size: 1.1rem;
}

/* ── 加载中 ── */
.loading {
    text-align: center; padding: 40px;
    color: var(--text-muted);
    font-family: 'Ma Shan Zheng', cursive;
    font-size: 1rem;
    display: flex; align-items: center; justify-content: center; gap: 12px;
}
.loading::before {
    content: ''; width: 22px; height: 22px;
    border-radius: 50%;
    border: 3px solid var(--pink-2);
    border-top-color: var(--pink-4);
    border-right-color: var(--pink-3);
    animation: spin 0.7s linear infinite;
}
.loading::after { content: ''; display: none; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── 页面加载屏：铅笔写字动画 ── */
@keyframes loading-pencil {
    0%,100% { transform: translateY(0) rotate(-8deg); }
    50% { transform: translateY(-6px) rotate(8deg); }
}

/* ── 通知红点 ── */
.badge {
    position: absolute; top: -4px; right: -4px;
    min-width: 16px; height: 16px;
    background: var(--pink-4); color: white;
    border-radius: 8px; font-size: 0.6rem;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; padding: 0 4px;
}

/* ── 用户选择器 ── */
.user-chip {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 6px 14px; border-radius: 20px;
    background: var(--glass-bg); border: 1px solid var(--glass-border);
    cursor: pointer; transition: all 0.2s;
}
.user-chip:hover { background: rgba(255,181,186,0.12); }
.user-chip img { width: 28px; height: 28px; border-radius: 50%; }

/* ── 用户资产显示 ── */
.user-assets {
    display: inline-flex; align-items: center; gap: 12px;
    padding: 6px 12px; border-radius: 20px;
    background: var(--glass-bg); border: 1px solid var(--glass-border);
}
.asset-item { display: inline-flex; align-items: center; gap: 4px; font-size: 0.8rem; color: var(--text-secondary); }

/* ── 热帖列表 ── */
.hot-post-list { display: flex; flex-direction: column; gap: 12px; }
.hot-post-item {
    display: flex; align-items: center; gap: 16px;
    padding: 16px 20px; border-radius: var(--radius);
    background: var(--glass-bg); border: 1px solid var(--glass-border);
    cursor: pointer; transition: all 0.3s var(--bounce);
}
.hot-post-item:hover {
    transform: translateX(4px); box-shadow: var(--shadow-hover);
    border-color: var(--secondary);
}
.hot-rank {
    min-width: 32px; height: 32px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 0.9rem; flex-shrink: 0;
    background: var(--glass-bg); color: var(--text-secondary);
    border: 2px solid var(--glass-border);
}
.hot-rank-top {
    background: linear-gradient(135deg, var(--secondary), var(--pink-4));
    color: white; border: none; box-shadow: 0 4px 12px rgba(255,143,171,0.3);
}
.hot-post-info { flex: 1; min-width: 0; }
.hot-post-title {
    font-weight: 600; margin-bottom: 4px;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    color: var(--text-primary);
}
.hot-post-meta {
    display: flex; gap: 16px; font-size: 0.8rem; color: var(--text-muted);
}
.hot-post-meta span { display: inline-flex; align-items: center; gap: 4px; }

/* ── 签到日历 ── */
.checkin-calendar { display: flex; flex-direction: column; gap: 4px; }
.calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; text-align: center; }
.calendar-header { font-size: 0.75rem; color: var(--text-muted); padding: 4px 0; font-weight: 600; }
.calendar-cell {
    aspect-ratio: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
    border-radius: 12px; font-size: 0.85rem; position: relative; transition: all 0.2s;
}
.calendar-cell.calendar-checked {
    background: linear-gradient(135deg, var(--mint), rgba(181,234,215,0.5));
    color: var(--primary); font-weight: 700;
}
.calendar-cell.calendar-today {
    border: 2px solid var(--secondary); color: var(--secondary); font-weight: 700;
}
.calendar-day { line-height: 1; }
.calendar-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 4px; vertical-align: middle; }
.calendar-checked { background: var(--mint); }
.calendar-today { background: var(--secondary); }
.calendar-unchecked { background: var(--bg-tertiary); }

/* ── 等级进度条 ── */
.level-progress-wrap { text-align: center; margin: 8px 0 4px; }
.level-progress-bar {
    width: 100%; height: 8px; border-radius: 4px; overflow: hidden;
    background: var(--bg-tertiary, #f0e6dc);
}
.level-progress-fill {
    height: 100%; border-radius: 4px; transition: width 0.8s var(--bounce);
    background: linear-gradient(90deg, var(--secondary), var(--pink-4), var(--orange));
}
.level-progress-text {
    font-size: 0.7rem; color: var(--text-muted); margin-top: 4px;
}

/* ── 搜索历史 ── */
.search-history-tag { cursor: pointer; user-select: none; }

/* ── 站内公告 ── */
.announcement-item {
    display: flex; align-items: center; gap: 8px; padding: 4px 0;
}
.announcement-item .icon { flex-shrink: 0; }
.tag-muted { opacity: 0.55; background: var(--bg-tertiary, #f0e6dc); }
.speech-bubble.yellow { background: rgba(253,255,182,0.35); border-color: var(--yellow); }

/* ── 无障碍：键盘焦点提示 ── */
:focus-visible {
    outline: 3px solid var(--pink-4);
    outline-offset: 2px;
    border-radius: 6px;
}
.navbar a:focus-visible, .btn:focus-visible, .input:focus-visible, .tag:focus-visible, .post-card:focus-visible, .station-card:focus-visible {
    outline: 3px solid var(--pink-4);
    outline-offset: 2px;
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ── 响应式 ── */
@media (max-width: 900px) {
    .container { padding: 0 16px; }
    .profile-grid, #profileLayout { grid-template-columns: 1fr !important; }
    .post-actions { flex-wrap: wrap; }
}
@media (max-width: 768px) {
    .navbar { padding: 8px 16px; gap: 12px; }
    .nav-links { gap: 2px; }
    .nav-links a { padding: 4px 10px; font-size: 0.75rem; }
    .station-grid { grid-template-columns: 1fr; }
    .section { padding: 60px 16px; }
    .hero-section { padding: 80px 16px; }
    .hero-section h1 { font-size: 2rem; }
    .btn { padding: 6px 16px; font-size: 0.8rem; }
    .modal { padding: 24px; margin: 16px; }
    .post-card::before { width: 3px; }
    .post-card { padding: 18px; }
    .tag-bar { overflow-x: auto; flex-wrap: nowrap; -webkit-overflow-scrolling: touch; }
    .tag-bar .tag { flex-shrink: 0; }
    .hot-post-item { padding: 12px 14px; gap: 10px; }
    .calendar-cell { font-size: 0.75rem; }
}
@media (max-width: 480px) {
    .nav-links { display: none; }
    .hero-btns { flex-direction: column; align-items: center; }
    .hero-section h1 { font-size: 1.6rem; }
    .chapter-title { font-size: 1.4rem; }
    .profile-assets { gap: 10px; flex-wrap: wrap; }
    .post-header { flex-wrap: wrap; }
    .post-station { margin-left: 0; }
    .checkin-calendar .calendar-cell { aspect-ratio: 1/0.9; }
}
@media (max-width: 360px) {
    .btn { padding: 5px 12px; font-size: 0.75rem; }
    .navbar { gap: 8px; }
    .post-card { padding: 14px; }
}