/* =============================================
   筑梦岛 · SCP秘密实验室 服务器官网
   主题: 深海梦境 · 灯塔暖光
   ============================================= */

/* ---------- CSS 变量 ---------- */
:root {
  --teal: #40c8c0;
  --teal-dim: rgba(64, 200, 192, 0.12);
  --teal-soft: rgba(64, 200, 192, 0.06);
  --blue: #60b0e0;
  --blue-dim: rgba(96, 176, 224, 0.12);
  --danger: #d46a6a;
  --abyss: #060b14;
  --deep: #0a1222;
  --surface: rgba(14, 22, 40, 0.75);
  --surface-hover: rgba(18, 28, 50, 0.85);
  --text: #e4e0e8;
  --text-dim: #8a8898;
  --text-muted: #5a5868;
  --border-soft: rgba(255, 255, 255, 0.06);
  --border-glow: rgba(64, 200, 192, 0.18);
  --shadow-warm: 0 0 40px rgba(64, 200, 192, 0.06);
  --shadow-lift: 0 8px 40px rgba(0, 0, 0, 0.4);
  --font: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
  --nav-height: 70px;
  --radius: 16px;
  --radius-sm: 10px;
}

/* ---------- 重置 ---------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--abyss);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; }

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


/* =============================================
   导航栏
   ============================================= */
#navbar {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--nav-height); z-index: 1000;
  transition: all 0.6s ease;
  background: transparent;
}
#navbar.scrolled {
  background: rgba(6, 11, 20, 0.8);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5), inset 0 -1px 0 rgba(255,255,255,0.06);
  transform: translateZ(0);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  height: 100%; display: flex; align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-size: 1.4rem; font-weight: 900;
  color: var(--teal);
  text-shadow: 0 0 24px rgba(64,200,192, 0.3);
  letter-spacing: 2px;
  display: flex; align-items: center; gap: 10px;
}
.nav-logo-img { width: 36px; height: 36px; border-radius: 8px; }
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-link {
  padding: 8px 20px; border-radius: 8px;
  font-size: 0.9rem; font-weight: 500;
  color: var(--text-dim);
  transition: all 0.4s ease;
  display: flex; align-items: center; gap: 8px;
  position: relative;
}
.nav-link i { font-size: 0.85rem; }
.nav-link::after {
  content: ''; position: absolute;
  bottom: 2px; left: 50%; width: 0; height: 2px;
  background: var(--teal);
  transition: all 0.4s ease;
  transform: translateX(-50%); border-radius: 2px;
  box-shadow: 0 0 12px rgba(64,200,192, 0.4);
}
.nav-link:hover { color: var(--teal); }
.nav-link:hover::after { width: 60%; }

/* 汉堡 */
.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.nav-toggle span {
  display: block; width: 28px; height: 2px;
  background: var(--text); border-radius: 2px; transition: all 0.3s ease;
}


/* =============================================
   Hero
   ============================================= */
#hero {
  position: relative; z-index: 1; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  text-align: center; padding: 120px 24px 80px;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 50% 30%, rgba(64,200,192, 0.04) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 50%, rgba(200,150,210, 0.03) 0%, transparent 50%);
  z-index: 1;
  pointer-events: none;
}
.hero-content { position: relative; z-index: 2; max-width: 800px; }

.hero-logo {
  --logo-size: 100px;                    /* 改成你要的大小，比如 80px / 120px */
  width: var(--logo-size);
  height: var(--logo-size);
  border-radius: 22px;
  display: block;
  margin: 0 auto 28px;
  animation: fadeInDown 1.2s ease;
  box-shadow: 0 0 50px rgba(64,200,192, 0.15), 0 8px 30px rgba(0,0,0,0.4);
  object-fit: cover;
}

.hero-badge {
  display: inline-block; padding: 6px 20px;
  border: 1px solid rgba(64,200,192, 0.25);
  border-radius: 100px; font-size: 0.8rem;
  color: var(--teal); letter-spacing: 3px;
  margin-bottom: 30px;
  animation: fadeInDown 1.2s ease;
  backdrop-filter: blur(10px);
  background: var(--teal-soft);
}

.hero-title {
  font-size: clamp(2.8rem, 8vw, 6rem); font-weight: 900;
  line-height: 1.1; margin-bottom: 24px;
  animation: fadeInUpBreath 1.4s ease both;
}

.hero-glow {
  background: linear-gradient(135deg, #5b9bd5 0%, #7eb8e0 30%, #e0a0c8 70%, #f0b8d8 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 50px rgba(160, 160, 220, 0.3));
  position: relative;
}
.hero-glow::after {
  content: '筑梦岛服务器'; position: absolute; inset: 0;
  background: linear-gradient(135deg, #5b9bd5 0%, #e0a0c8 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: blur(28px); opacity: 0.35; z-index: -1;
}

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.3rem);
  color: var(--text-dim); margin-bottom: 50px;
  font-weight: 300; letter-spacing: 3px;
  animation: fadeInUpBreath 1.4s ease 0.3s both;
}

/* 统计 */
.hero-stats {
  display: flex; justify-content: center; gap: 40px;
  margin-bottom: 50px;
  animation: fadeInUpBreath 1.4s ease 0.5s both;
}
.stat-item { text-align: center; }
.stat-num {
  font-size: 2.5rem; font-weight: 900;
  color: var(--teal);
  text-shadow: 0 0 24px rgba(64,200,192, 0.25);
}
.stat-item small { font-size: 1rem; color: var(--text-dim); margin-left: 2px; }
.stat-label {
  display: block; font-size: 0.8rem; color: var(--text-dim);
  margin-top: 4px; letter-spacing: 1px;
}

/* CTA */
.hero-cta {
  display: flex; justify-content: center; gap: 16px;
  flex-wrap: wrap;
  animation: fadeInUpBreath 1.4s ease 0.7s both;
}
.btn {
  padding: 14px 36px; border-radius: 100px;
  font-size: 0.95rem; font-weight: 600;
  transition: all 0.5s ease;
  display: inline-flex; align-items: center; gap: 10px;
  cursor: pointer; border: none; font-family: var(--font);
}
.btn-primary {
  background: linear-gradient(135deg, var(--teal), #30a090);
  color: #1a1208;
  box-shadow: 0 4px 30px rgba(64,200,192, 0.2);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 45px rgba(64,200,192, 0.35);
}
.btn-outline {
  background: transparent; color: var(--text);
  border: 1px solid var(--border-glow);
  backdrop-filter: blur(10px);
}
.btn-outline:hover {
  border-color: var(--teal); color: var(--teal);
  box-shadow: 0 0 30px rgba(64,200,192, 0.08);
}

/* 滚动提示 */
.scroll-hint {
  position: absolute; bottom: 30px; left: 50%;
  transform: translateX(-50%); z-index: 2;
  display: flex; flex-direction: column; align-items: center;
  gap: 8px; color: var(--text-dim);
  font-size: 0.75rem; letter-spacing: 2px;
  animation: bounce 3s ease infinite;
}


/* =============================================
   通用
   ============================================= */
.section { position: relative; z-index: 1; padding: 100px 24px; }
.section-container { max-width: 1100px; margin: 0 auto; }
.section-header { text-align: center; margin-bottom: 60px; }
.section-header h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 700;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-flex; align-items: center; gap: 12px;
}
.section-header h2 i { font-size: 1.6rem; }
.section-desc { color: var(--text-dim); font-size: 1rem; font-weight: 300; }

/* 分隔装饰 */
.divider {
  max-width: 1100px; margin: 20px auto;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-glow), transparent);
}


/* =============================================
   卡片共同
   ============================================= */
.card-base {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  transition: all 0.6s ease;
  opacity: 0; transform: translateY(30px);
  animation: cardFadeIn 0.8s ease forwards;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.card-base:hover {
  border-color: var(--border-glow);
  box-shadow: var(--shadow-warm);
}


/* =============================================
   公告栏
   ============================================= */
.announcement-list {
  display: flex; flex-direction: column; gap: 20px;
  max-width: 800px; margin: 0 auto;
}

.announcement-card {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 28px 32px;
  transition: all 0.5s ease;
  position: relative; overflow: hidden;
  backdrop-filter: blur(16px);
  opacity: 0; transform: translateY(30px);
  animation: cardFadeIn 0.8s ease forwards;
}

.announcement-card:hover {
  border-color: var(--border-glow);
  box-shadow: var(--shadow-warm);
}

.announcement-card.pinned {
  border-color: rgba(64,200,192, 0.2);
  background: linear-gradient(135deg, rgba(64,200,192, 0.04), var(--surface));
}

.announcement-card.pinned::before {
  content: '\f08d';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute; top: 14px; right: 20px;
  font-size: 1rem; color: var(--teal);
  opacity: 0.5;
  transform: rotate(-15deg);
}

.announcement-header {
  display: flex; align-items: center; gap: 14px; margin-bottom: 14px;
  flex-wrap: wrap;
}

.announcement-title {
  font-size: 1.1rem; font-weight: 700; color: var(--text);
}

.announcement-date {
  font-size: 0.78rem; color: var(--text-muted);
  background: rgba(255,255,255,0.03);
  padding: 2px 12px; border-radius: 20px;
}

.announcement-body {
  font-size: 0.9rem; color: var(--text-dim); line-height: 1.8;
}

.announcement-empty {
  text-align: center; color: var(--text-muted);
  font-size: 0.95rem; padding: 40px 0;
}

.announcement-card { cursor: pointer; }

.announcement-more {
  text-align: center; margin-top: 28px;
}
.announcement-more .btn { font-size: 0.9rem; padding: 12px 32px; }

/* 历史公告弹窗 */
.history-box { max-width: 650px; }
.history-list {
  display: flex; flex-direction: column; gap: 16px;
}
.history-item {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  cursor: pointer;
  transition: all 0.3s ease;
}
.history-item:hover {
  border-color: var(--border-glow);
  background: rgba(64,200,192, 0.03);
}
.history-item-header {
  display: flex; align-items: center; gap: 12px; margin-bottom: 8px;
}
.history-item-title { font-size: 0.95rem; font-weight: 600; color: var(--text); }
.history-item-date { font-size: 0.75rem; color: var(--text-muted); }
.history-item-summary { font-size: 0.82rem; color: var(--text-dim); line-height: 1.6; }
.history-item .pinned-badge {
  font-size: 0.7rem; color: var(--teal);
  background: var(--teal-dim);
  padding: 1px 8px; border-radius: 10px;
}


/* =============================================
   插件
   ============================================= */
.plugin-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}
.plugin-card {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 28px;
  transition: all 0.6s ease;
  position: relative; overflow: hidden;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  opacity: 0; transform: translateY(30px);
  animation: cardFadeIn 0.8s ease forwards;
}
.plugin-card::before {
  content: ''; position: absolute;
  top: 0; left: 0; width: 3px; height: 100%;
  background: linear-gradient(180deg, var(--teal), var(--blue));
  opacity: 0; transition: opacity 0.5s ease;
}
.plugin-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-warm);
}
.plugin-card:hover::before { opacity: 1; }
.plugin-name {
  font-size: 1.15rem; font-weight: 700; color: var(--teal);
  margin-bottom: 10px;
  display: flex; align-items: center; justify-content: space-between;
}
.plugin-version {
  font-size: 0.75rem; color: var(--text-dim);
  background: rgba(255, 255, 255, 0.03);
  padding: 2px 10px; border-radius: 20px; font-weight: 400;
}
.plugin-desc { color: var(--text-dim); font-size: 0.9rem; margin-bottom: 14px; line-height: 1.6; }
.plugin-author { font-size: 0.8rem; color: var(--blue); opacity: 0.6; }
.plugin-author i { margin-right: 6px; }

.plugin-more {
  text-align: center; margin-top: 28px;
}


/* =============================================
   服规 — 进入须知
   ============================================= */
.rules-notice { margin-bottom: 30px; }
.rule-notice-bar {
  display: flex; align-items: center; gap: 18px;
  background: linear-gradient(135deg, rgba(212, 106, 106, 0.06), rgba(212, 106, 106, 0.02));
  border: 1px solid rgba(212, 106, 106, 0.2);
  border-radius: var(--radius); padding: 20px 28px;
  transition: all 0.6s ease;
  backdrop-filter: blur(16px);
  opacity: 0; transform: translateY(30px);
  animation: cardFadeIn 0.8s ease forwards;
}
.rule-notice-icon {
  flex-shrink: 0; width: 52px; height: 52px; border-radius: 50%;
  background: linear-gradient(135deg, rgba(212, 106, 106, 0.1), rgba(212, 106, 106, 0.03));
  border: 1px solid rgba(212, 106, 106, 0.15);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; color: var(--danger);
}
.rule-notice-body { flex: 1; display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.rule-notice-title { font-size: 1.05rem; font-weight: 700; color: var(--danger); }
.rule-notice-text {
  font-size: 0.85rem; color: var(--text-dim); line-height: 1.5;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}


/* =============================================
   服规 — 分组大卡片
   ============================================= */
.rules-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}
.rule-group-card {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 32px 24px; text-align: center;
  transition: all 0.5s ease; cursor: pointer;
  position: relative; overflow: hidden;
  backdrop-filter: blur(16px);
  opacity: 0; transform: translateY(30px);
  animation: cardFadeIn 0.8s ease forwards;
}
.rule-group-card::before {
  content: ''; position: absolute; inset: 0;
  opacity: 0; transition: opacity 0.5s ease; border-radius: var(--radius);
}
.rule-group-card.rule-color-primary::before {
  background: linear-gradient(135deg, var(--teal-dim), transparent);
}
.rule-group-card.rule-color-accent::before {
  background: linear-gradient(135deg, var(--blue-dim), transparent);
}
.rule-group-card.rule-color-danger::before {
  background: linear-gradient(135deg, rgba(212, 106, 106, 0.06), transparent);
}
.rule-group-card:hover::before { opacity: 1; }
.rule-group-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-warm);
}
.rule-group-icon {
  position: relative; z-index: 1;
  width: 72px; height: 72px; border-radius: 50%;
  background: linear-gradient(135deg, var(--teal-dim), rgba(64,200,192, 0.04));
  border: 1px solid var(--border-glow);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 18px; font-size: 1.8rem;
  color: var(--teal);
  transition: all 0.5s ease;
}
.rule-group-card.rule-color-danger .rule-group-icon {
  color: var(--danger);
  background: linear-gradient(135deg, rgba(212, 106, 106, 0.1), transparent);
}
.rule-group-card.rule-color-accent .rule-group-icon {
  color: var(--blue);
  background: linear-gradient(135deg, var(--blue-dim), transparent);
}
.rule-group-card:hover .rule-group-icon {
  box-shadow: 0 0 30px rgba(64,200,192, 0.12);
  transform: scale(1.08);
}
.rule-group-name {
  position: relative; z-index: 1; font-size: 1.15rem;
  font-weight: 700; margin-bottom: 10px; color: var(--text);
}
.rule-group-card.rule-color-danger .rule-group-name { color: var(--danger); }
.rule-group-card.rule-color-accent .rule-group-name { color: var(--blue); }
.rule-group-short {
  position: relative; z-index: 1; font-size: 0.85rem;
  color: var(--text-dim); line-height: 1.6; margin-bottom: 10px;
}
.rule-group-count {
  position: relative; z-index: 1; display: inline-block;
  font-size: 0.75rem; color: var(--text-dim);
  background: rgba(255, 255, 255, 0.03);
  padding: 3px 12px; border-radius: 20px; margin-bottom: 10px;
}

/* 服规弹窗有序列表 */
.rules-modal-list {
  list-style: none; counter-reset: rule-counter;
  display: flex; flex-direction: column; gap: 14px;
}
.rules-modal-list li {
  counter-increment: rule-counter; position: relative;
  padding-left: 40px; font-size: 0.95rem; color: var(--text); line-height: 1.8;
}
.rules-modal-list li::before {
  content: counter(rule-counter); position: absolute; left: 0; top: 2px;
  width: 28px; height: 28px; border-radius: 50%;
  background: linear-gradient(135deg, var(--teal-dim), var(--blue-dim));
  border: 1px solid var(--border-glow);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; font-weight: 700; color: var(--teal);
}


/* =============================================
   管理组
   ============================================= */
.staff-category-title {
  font-size: 1.3rem; font-weight: 600; margin-bottom: 24px; margin-top: 40px;
  color: var(--teal);
  display: flex; align-items: center; gap: 10px;
}
.staff-category-title:first-of-type { margin-top: 0; }
.staff-category-title i { font-size: 1.1rem; }
.staff-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px; margin-bottom: 20px;
}
.staff-card {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 28px 24px; text-align: center;
  transition: all 0.5s ease;
  backdrop-filter: blur(16px);
  opacity: 0; transform: translateY(30px);
  animation: cardFadeIn 0.8s ease forwards;
  position: relative; overflow: hidden;
}
.staff-card::after {
  content: ''; position: absolute; top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(circle, rgba(64,200,192, 0.03) 0%, transparent 60%);
  opacity: 0; transition: opacity 0.5s ease;
}
.staff-card:hover::after { opacity: 1; }
.staff-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-warm);
}
.staff-avatar {
  width: 64px; height: 64px; border-radius: 50%;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px; font-size: 1.4rem; color: #1a1208;
  box-shadow: 0 0 30px rgba(64,200,192, 0.10);
}
.staff-name { font-size: 1.1rem; font-weight: 700; margin-bottom: 4px; }
.staff-role { font-size: 0.8rem; color: var(--teal); margin-bottom: 10px; letter-spacing: 1px; }
.staff-steam {
  font-size: 0.75rem; color: var(--text-dim);
  font-family: monospace; margin-bottom: 10px; opacity: 0.5;
}
.staff-quote {
  font-size: 0.85rem; color: var(--text-dim); font-style: italic;
  border-top: 1px solid var(--border-soft); padding-top: 12px;
}
.staff-quote::before { content: '"'; color: var(--teal); margin-right: 4px; }
.staff-quote::after  { content: '"'; color: var(--teal); margin-left: 4px; }
.staff-quote-empty {
  border-top: none !important; color: transparent;
  height: 0; padding-top: 0; margin-top: 0;
}
.staff-quote-empty::before,
.staff-quote-empty::after { content: ''; margin: 0; }


/* =============================================
   部门简介
   ============================================= */
.department-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.dept-card {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 32px 24px; text-align: center;
  transition: all 0.5s ease; cursor: pointer;
  position: relative; overflow: hidden;
  backdrop-filter: blur(16px);
  opacity: 0; transform: translateY(30px);
  animation: cardFadeIn 0.8s ease forwards;
}
.dept-card::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--teal-dim), var(--blue-dim));
  opacity: 0; transition: opacity 0.5s ease; border-radius: var(--radius);
}
.dept-card:hover::before { opacity: 1; }
.dept-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-warm);
}
.dept-icon {
  position: relative; z-index: 1;
  width: 72px; height: 72px; border-radius: 50%;
  background: linear-gradient(135deg, var(--teal-dim), var(--blue-dim));
  border: 1px solid var(--border-glow);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 18px; font-size: 1.8rem;
  color: var(--teal);
  transition: all 0.5s ease;
}
.dept-card:hover .dept-icon {
  box-shadow: 0 0 30px rgba(64,200,192, 0.15);
  transform: scale(1.08);
}
.dept-name { position: relative; z-index: 1; font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; color: var(--text); }
.dept-short { position: relative; z-index: 1; font-size: 0.85rem; color: var(--text-dim); line-height: 1.6; }
.dept-click-hint {
  position: relative; z-index: 1; display: inline-block;
  margin-top: 16px; font-size: 0.75rem; color: var(--teal);
  opacity: 0.4; letter-spacing: 1px; transition: opacity 0.3s ease;
}
.dept-card:hover .dept-click-hint { opacity: 1; }


/* =============================================
   模态弹窗
   ============================================= */
.modal-overlay {
  position: fixed; inset: 0; z-index: 2000;
  background: rgba(4, 8, 16, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  opacity: 0; visibility: hidden;
  transition: all 0.4s ease;
}
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal-box {
  background: linear-gradient(160deg, #0e1628, #0a1222);
  border: 1px solid var(--border-glow);
  border-radius: 20px;
  max-width: 600px; width: 100%; padding: 40px 36px;
  position: relative;
  transform: scale(0.95) translateY(20px);
  transition: all 0.5s ease;
  max-height: 80vh; overflow-y: auto;
  box-shadow: 0 0 80px rgba(64,200,192, 0.05);
}
.modal-overlay.active .modal-box { transform: scale(1) translateY(0); }
.modal-close {
  position: absolute; top: 16px; right: 16px;
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid var(--border-soft);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-dim); font-size: 1rem; cursor: pointer;
  transition: all 0.3s ease;
  display: flex; align-items: center; justify-content: center;
}
.modal-close:hover { background: var(--danger); border-color: var(--danger); color: #fff; }
.modal-icon {
  width: 64px; height: 64px; border-radius: 50%;
  background: linear-gradient(135deg, var(--teal-dim), var(--blue-dim));
  border: 1px solid var(--border-glow);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem; color: var(--teal); margin-bottom: 20px;
}
.modal-title {
  font-size: 1.6rem; font-weight: 700;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text; margin-bottom: 16px;
}
.modal-duties {
  display: inline-block; font-size: 0.85rem;
  color: var(--teal); background: var(--teal-dim);
  border: 1px solid var(--border-glow);
  padding: 6px 16px; border-radius: 20px;
  letter-spacing: 0.5px; line-height: 1.5;
}
.modal-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-glow), transparent);
  margin: 20px 0;
}
.modal-detail { font-size: 0.95rem; color: var(--text-dim); line-height: 1.9; }
.modal-box::-webkit-scrollbar { width: 4px; }
.modal-box::-webkit-scrollbar-track { background: transparent; }
.modal-box::-webkit-scrollbar-thumb { background: var(--border-glow); border-radius: 4px; }


/* =============================================
   服主信箱表单
   ============================================= */
.feedback-box { max-width: 520px; }
.feedback-header { text-align: center; margin-bottom: 28px; }
.feedback-header .modal-icon { margin: 0 auto 16px; }
.feedback-sub { color: var(--text-dim); font-size: 0.85rem; }

.feedback-form { display: flex; flex-direction: column; gap: 18px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: 0.82rem; font-weight: 500;
  color: var(--text-dim); letter-spacing: 0.5px;
}
.required { color: var(--danger); }

.form-input {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 0.9rem;
  color: var(--text);
  font-family: var(--font);
  transition: all 0.3s ease;
  outline: none;
}
.form-input:focus {
  border-color: var(--border-glow);
  box-shadow: 0 0 0 3px rgba(64,200,192, 0.06);
  background: rgba(255, 255, 255, 0.06);
}
.form-input::placeholder { color: var(--text-muted); }

.form-select-wrapper { position: relative; }
.form-select-wrapper::after {
  content: '\f078';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute; right: 14px; top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim); font-size: 0.7rem;
  pointer-events: none;
}
select.form-input {
  appearance: none; padding-right: 36px; cursor: pointer;
}

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

.feedback-submit { width: 100%; justify-content: center; margin-top: 4px; }

.feedback-success {
  text-align: center; padding: 20px 0;
}
.success-icon {
  font-size: 3rem; color: var(--teal);
  margin-bottom: 16px;
  animation: fadeInUp 0.6s ease;
}
.feedback-success h3 {
  font-size: 1.3rem; font-weight: 700; color: var(--teal); margin-bottom: 8px;
}
.feedback-success p { color: var(--text-dim); font-size: 0.9rem; }


/* =============================================
   页脚
   ============================================= */
#footer {
  position: relative; z-index: 1;
  background: rgba(4, 8, 14, 0.9);
  border-top: 1px solid rgba(255, 255, 255, 0.02);
  padding: 40px 24px; text-align: center;
}
.footer-inner { max-width: 600px; margin: 0 auto; }
.footer-brand {
  font-size: 1.3rem; font-weight: 900; color: var(--teal);
  margin-bottom: 12px;
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.footer-logo-img { width: 30px; height: 30px; border-radius: 6px; }
.footer-text { color: var(--text-dim); font-size: 0.9rem; margin-bottom: 8px; }
.footer-meta { color: var(--text-dim); font-size: 0.75rem; opacity: 0.5; }
.footer-copy {
  margin-top: 8px; color: var(--text-dim);
  font-size: 0.75rem; opacity: 0.5;
}

.footer-icp { margin-top: 6px; }
.footer-icp a {
  color: var(--text-dim); font-size: 0.8rem;
  font-weight: 500; letter-spacing: 0.5px;
  transition: color 0.3s ease;
}
.footer-icp a:hover { color: var(--teal); }


/* =============================================
   回到顶部
   ============================================= */
#backToTop {
  position: fixed; bottom: 30px; right: 30px; z-index: 999;
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border-glow);
  color: var(--teal); font-size: 1.1rem; cursor: pointer;
  opacity: 0; visibility: hidden;
  transition: all 0.4s ease;
  backdrop-filter: blur(16px);
}
#backToTop.show { opacity: 1; visibility: visible; }
#backToTop:hover {
  background: var(--teal-dim);
  transform: translateY(-3px);
  box-shadow: 0 0 30px rgba(64,200,192, 0.12);
}


/* =============================================
   动画
   ============================================= */
@keyframes fadeInUpBreath {
  0%   { opacity: 0; transform: translateY(24px); }
  100% { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes cardFadeIn {
  to { opacity: 1; transform: translateY(0); }
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%      { transform: translateX(-50%) translateY(8px); }
}
@keyframes breath {
  0%, 100% { opacity: 0.12; }
  50%      { opacity: 0.25; }
}


/* =============================================
   响应式
   ============================================= */
@media (max-width: 768px) {
  .nav-links {
    position: fixed; top: var(--nav-height); left: 0; right: 0;
    flex-direction: column;
    background: rgba(6, 11, 20, 0.95);
    backdrop-filter: blur(20px);
    padding: 20px; gap: 4px;
    transform: translateY(-100%); opacity: 0;
    transition: all 0.4s ease; pointer-events: none;
    border-bottom: 1px solid var(--border-soft);
  }
  .nav-links.active { transform: translateY(0); opacity: 1; pointer-events: all; }
  .nav-link { width: 100%; justify-content: center; padding: 14px; font-size: 1rem; }
  .nav-toggle { display: flex; }
  .hero-stats { flex-direction: column; gap: 20px; }
  .plugin-grid, .staff-grid { grid-template-columns: 1fr; }
  .rules-container { grid-template-columns: 1fr; }
  .section { padding: 60px 20px; }
}
@media (max-width: 480px) {
  .hero-logo { --logo-size: 70px; margin-bottom: 20px; }
  .hero-title { font-size: 2.2rem; }
  .hero-cta { flex-direction: column; align-items: center; }
  .btn { width: 100%; justify-content: center; }
}

/* 管理员头像图片 */
.staff-avatar-img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}