/* ==========================================================================
   阿木玩 · 首页街机像素皮肤（在 css/amu.css 之后加载）
   覆盖首页内联的霓虹绿配色，统一为：深紫夜色 + 荧光粉 + 电子青 + 街机黄
   ========================================================================== */

.amu-home { --arcade-grid: rgba(255, 46, 151, .22); }

/* ================= 导航 ================= */
.amu-home nav {
  height: 68px;
  padding: 0 6%;
  background: linear-gradient(180deg, #120a26 0%, #0b0518 78%);
  border-bottom: 3px solid #000;
  box-shadow: 0 4px 0 rgba(255, 46, 151, .5);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.amu-home nav::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -7px;
  height: 4px;
  pointer-events: none;
  background: repeating-linear-gradient(90deg, var(--amu-pink) 0 8px, transparent 8px 16px);
  opacity: .45;
}

.amu-home .logo {
  gap: 9px;
  text-decoration: none;
}

.amu-home .logo .amu-brand-cn { font-size: 20px; }

.amu-home .nav-links { gap: 22px; }

.amu-home .nav-links a {
  position: relative;
  color: var(--amu-text-2);
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: .06em;
  padding: 7px 1px;
  text-shadow: none;
}

.amu-home .nav-links a::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: repeating-linear-gradient(90deg, var(--amu-yellow) 0 5px, transparent 5px 10px);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .2s steps(3, end);
}

.amu-home .nav-links a:hover { color: var(--amu-yellow); text-shadow: none; }
.amu-home .nav-links a:hover::after,
.amu-home .nav-links a.active::after { transform: scaleX(1); }
.amu-home .nav-links a.active { color: var(--amu-yellow); text-shadow: 2px 2px 0 #000; }
/* ================= Hero ================= */
.amu-home .hero {
  background: none;
  min-height: 100vh;
  padding: 96px 8% 80px;
  gap: clamp(36px, 6vw, 80px);
  position: relative;
  overflow: hidden;
}

/* 街机厅地板网格 */
.amu-home .hero::after {
  content: '';
  position: absolute;
  left: -25%;
  right: -25%;
  bottom: 0;
  height: 44%;
  pointer-events: none;
  opacity: .5;
  background-image:
    repeating-linear-gradient(90deg, rgba(255, 46, 151, .3) 0 2px, transparent 2px 64px),
    repeating-linear-gradient(0deg, rgba(34, 230, 255, .22) 0 2px, transparent 2px 64px);
  transform: perspective(340px) rotateX(62deg);
  transform-origin: bottom center;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 52%);
  mask-image: linear-gradient(180deg, transparent, #000 52%);
}

.amu-home .hero-meta {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--amu-pixel);
  font-size: 8px;
  letter-spacing: .28em;
  color: rgba(255, 210, 63, .7);
  margin-bottom: 18px;
}

.amu-home .hero-meta b {
  color: var(--amu-yellow);
  font-weight: 400;
  font-variant-numeric: tabular-nums;
}

.amu-home .hero-meta i {
  font-style: normal;
  opacity: .55;
}

.amu-home .hero-badge {
  position: relative;
  display: inline-block;
  border: 2px solid var(--amu-yellow);
  border-radius: 2px;
  color: var(--amu-yellow);
  background: rgba(255, 210, 63, .07);
  padding: 9px 14px 9px 30px;
  font-family: var(--amu-mono);
  font-size: 12px;
  letter-spacing: .1em;
  margin-bottom: 26px;
  box-shadow: 4px 4px 0 rgba(0, 0, 0, .65);
}

.amu-home .hero-badge::before {
  content: '';
  position: absolute;
  left: 13px;
  top: 50%;
  width: 7px;
  height: 7px;
  background: var(--amu-yellow);
  transform: translateY(-50%);
  animation: arcadeBlink 1.1s steps(2, end) infinite;
}

.amu-home .hero h1 {
  font-family: var(--amu-display);
  font-size: clamp(38px, 6vw, 64px);
  font-weight: 900;
  line-height: 1.28;
  letter-spacing: .01em;
  margin-bottom: 24px;
  color: var(--amu-text);
  text-shadow: 4px 4px 0 #000, 8px 8px 0 rgba(255, 46, 151, .22);
}

.amu-home .hero h1 .typing {
  color: var(--amu-yellow);
  background: none;
  -webkit-text-fill-color: currentColor;
  border-right: 8px solid var(--amu-pink);
  padding-right: 6px;
  animation: arcadeBlink .8s steps(2, end) infinite;
  text-shadow: 4px 4px 0 #000, 8px 8px 0 rgba(34, 230, 255, .22);
}

.amu-home .hero p {
  color: var(--amu-text-2);
  font-size: clamp(14.5px, 1.4vw, 16.5px);
  line-height: 1.9;
  border-left: 6px solid var(--amu-pink);
  padding-left: 16px;
  margin-bottom: 36px;
}

.amu-home .btn-group { gap: 16px; }
.amu-home .btn-group .btn { padding: 15px 28px; font-size: 15px; }

/* ================= 角色面板 ================= */
.amu-home .char-card {
  width: 380px;
  max-width: 100%;
  padding: 24px;
  border-radius: 2px;
  border: 3px solid #000;
  background: linear-gradient(180deg, #1e1238 0%, #140b26 100%);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, .7), 12px 12px 0 rgba(255, 46, 151, .2);
  overflow: hidden;
}

.amu-home .char-card::before { display: none; }

.amu-home .char-card::after {
  content: '';
  position: absolute;
  inset: 7px;
  border: 2px dashed rgba(255, 255, 255, .1);
  pointer-events: none;
}

.amu-home .char-header {
  padding-bottom: 16px;
  margin-bottom: 20px;
  border-bottom: 3px solid var(--amu-line);
}

.amu-home .char-avatar {
  width: 74px;
  height: 74px;
  flex-shrink: 0;
  border-radius: 2px;
  border: 3px solid var(--amu-yellow);
  background: radial-gradient(circle at 50% 32%, #2a1650, #0d0620 78%);
  box-shadow: 5px 5px 0 #000;
  font-size: 34px;
}

.amu-home .char-avatar::after { display: none; }

.amu-home .char-name {
  font-family: var(--amu-display);
  font-size: 21px;
  letter-spacing: .02em;
  text-shadow: 2px 2px 0 #000;
}

.amu-home .char-level {
  font-size: 9px;
  letter-spacing: .16em;
  color: var(--amu-cyan);
  margin-top: 8px;
}

.amu-home .char-level::before { content: '// '; color: rgba(34, 230, 255, .45); }

.amu-home .stat-row { margin-bottom: 17px; }
.amu-home .stat-label {
  font-family: var(--amu-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--amu-text-2);
  margin-bottom: 7px;
}

.amu-home .progress-bg {
  height: 13px;
  background: #0b0518;
  border: 2px solid #000;
  border-radius: 0;
  box-shadow: inset 0 0 0 2px #241546;
}

.amu-home .progress-fill {
  border-radius: 0;
  box-shadow: none;
  transform-origin: left center;
  transition: width 1.4s steps(10, end);
  animation: none;
}

.amu-home .progress-fill::after { display: none; }

.amu-home .fill-hp { background: repeating-linear-gradient(90deg, #ff2e97 0 8px, transparent 8px 11px); }
.amu-home .fill-mp { background: repeating-linear-gradient(90deg, #22e6ff 0 8px, transparent 8px 11px); }
.amu-home .fill-atk { background: repeating-linear-gradient(90deg, #ffd23f 0 8px, transparent 8px 11px); }

/* ================= 区块标题 ================= */
.amu-home .section-title {
  position: relative;
  font-family: var(--amu-display);
  font-size: clamp(21px, 2.6vw, 28px);
  gap: 12px;
  padding-bottom: 16px;
  margin-bottom: 30px;
  text-shadow: 2px 2px 0 #000;
}

.amu-home .section-title::before {
  content: '◆';
  color: var(--amu-pink);
  font-size: 15px;
  animation: arcadeBlink 1.6s steps(2, end) infinite;
}

.amu-home .section-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 4px;
  background: repeating-linear-gradient(90deg, var(--amu-line-2) 0 8px, transparent 8px 16px);
  opacity: .7;
}

.amu-home .section-title span { color: var(--amu-yellow); font-size: 26px; line-height: 1; }

/* ================= 三大主线 ================= */
.amu-home .theme-card {
  border-radius: 2px;
  padding: clamp(26px, 3.2vw, 46px);
  border: 3px solid var(--amu-line);
  background: #140c26;
  box-shadow: 6px 6px 0 rgba(0, 0, 0, .6);
  gap: clamp(26px, 4vw, 56px);
}

.amu-home .theme-card:hover {
  transform: translate(-2px, -2px);
  border-color: var(--amu-pink);
  box-shadow: 10px 10px 0 rgba(255, 46, 151, .3), 10px 10px 0 3px rgba(0, 0, 0, .35);
}

.amu-home .theme-card::after { display: none; }

.amu-home .theme-info h3 {
  font-size: clamp(23px, 2.4vw, 29px);
  color: #fff;
  margin-bottom: 8px;
}

.amu-home .theme-badge,
.amu-home .sr,
.amu-home .ssr {
  border-radius: 2px;
  font-family: var(--amu-pixel);
  font-size: 8px;
  letter-spacing: .1em;
  padding: 6px 10px;
  border-width: 2px;
}

.amu-home .sr { background: rgba(166, 255, 92, .1); color: var(--amu-lime); border-color: rgba(166, 255, 92, .45); }
.amu-home .ssr { background: rgba(255, 46, 151, .12); color: var(--amu-pink-soft); border-color: rgba(255, 46, 151, .45); }

.amu-home .theme-sub {
  font-family: var(--amu-pixel);
  font-size: 9px;
  letter-spacing: .2em;
  color: var(--amu-yellow);
  margin: 12px 0 20px;
}

.amu-home .theme-info p { color: var(--amu-text-2); line-height: 1.9; }

.amu-home .tech-tag {
  border-radius: 2px;
  border: 2px solid var(--amu-line-2);
  background: #1d1136;
  color: var(--amu-cyan);
  font-family: var(--amu-mono);
  font-size: 11px;
  padding: 4px 10px;
}

.amu-home .theme-stats { gap: clamp(22px, 3.5vw, 44px); }

.amu-home .t-stat b {
  font-family: var(--amu-pixel);
  font-size: 18px;
  color: var(--amu-cyan);
  text-shadow: 3px 3px 0 #000;
  margin-bottom: 6px;
}

.amu-home .t-stat span { color: var(--amu-text-3); letter-spacing: .06em; }

.amu-home .theme-visual {
  border-radius: 2px;
  border: 3px solid #000;
  min-height: 280px;
  box-shadow: inset 0 0 0 2px #241546;
}

.amu-home .theme-visual.v-green { background: radial-gradient(circle at 50% 60%, rgba(255, 46, 151, .12), transparent 70%), #0d0620; }
.amu-home .theme-visual.v-cyan { background: radial-gradient(circle at 50% 60%, rgba(34, 230, 255, .12), transparent 70%), #0d0620; }
.amu-home .theme-visual.v-purple { background: radial-gradient(circle at 50% 60%, rgba(139, 92, 246, .16), transparent 70%), #0d0620; }

.amu-home .theme-visual::before {
  background-image:
    linear-gradient(rgba(255, 46, 151, .09) 2px, transparent 2px),
    linear-gradient(90deg, rgba(34, 230, 255, .09) 2px, transparent 2px);
  background-size: 32px 32px, 32px 32px;
  animation: arcadeGridStep 20s steps(20, end) infinite;
  -webkit-mask-image: radial-gradient(circle at 50% 58%, #000 8%, transparent 78%);
  mask-image: radial-gradient(circle at 50% 58%, #000 8%, transparent 78%);
}

.amu-home .theme-visual .big-icon {
  font-size: 88px;
  animation: arcadeBob 2.6s steps(2, end) infinite;
  filter: drop-shadow(4px 4px 0 rgba(0, 0, 0, .8));
}

/* ================= 开黑面板 ================= */
.amu-home .kh-panel {
  border-radius: 2px;
  border: 3px solid #000;
  background: linear-gradient(180deg, #1b1034 0%, #120a24 100%);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, .55), 12px 12px 0 rgba(34, 230, 255, .16);
}

.amu-home .kh-badge {
  border-radius: 2px;
  border: 2px solid var(--amu-pink);
  background: rgba(255, 46, 151, .1);
  color: var(--amu-pink-soft);
  font-family: var(--amu-pixel);
  font-size: 8px;
  letter-spacing: .14em;
}

.amu-home .kh-left h2 { text-shadow: 3px 3px 0 #000; }
.amu-home .kh-left h2 span { color: var(--amu-yellow); }

.amu-home .kh-left > p { color: var(--amu-text-2); }

.amu-home .kh-feat {
  border-radius: 2px;
  border: 2px solid var(--amu-line);
  background: #1a0f31;
  box-shadow: 3px 3px 0 rgba(0, 0, 0, .45);
}

.amu-home .kh-feat:hover {
  border-color: var(--amu-pink);
  background: rgba(255, 46, 151, .07);
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 rgba(255, 46, 151, .25);
}

.amu-home .kh-mock {
  border-radius: 2px;
  border: 3px solid #000;
  background: #0e0720;
  box-shadow: 6px 6px 0 rgba(0, 0, 0, .65);
}

.amu-home .kh-mock-head .dot { border-radius: 0; background: var(--amu-pink); box-shadow: none; }
.amu-home .kh-mock-ch.active { background: rgba(255, 46, 151, .18); color: #fff; }
.amu-home .kh-mock-ch.active em { color: var(--amu-pink-soft); }

/* ================= 小游戏 ================= */
.amu-home .game-panel {
  border-radius: 2px;
  border: 3px solid #000;
  background: #150d29;
  box-shadow: 6px 6px 0 rgba(0, 0, 0, .55);
}

.amu-home .game-status .stat { color: var(--amu-text-2); }
.amu-home .game-status .stat b { color: var(--amu-yellow); font-family: var(--amu-pixel); font-size: 11px; }

.amu-home .card { transition: transform .15s steps(2, end); }
.amu-home .card:hover { transform: translateY(-3px); }

.amu-home .card::before { display: none; }

.amu-home .card-face {
  border-radius: 1px;
  border: 2px solid var(--amu-line-2);
  background: #1a0f31;
}

.amu-home .card-front {
  color: rgba(255, 210, 63, .5);
  font-family: var(--amu-pixel);
  font-size: 20px;
  background-image:
    repeating-linear-gradient(135deg, rgba(255, 46, 151, .07) 0 1px, transparent 1px 9px),
    linear-gradient(150deg, #1d1136, #120a24);
}

.amu-home .card-back { background: rgba(34, 230, 255, .1); border-color: var(--amu-cyan); }

.amu-home .card.matched .card-back {
  background: rgba(255, 46, 151, .14);
  border-color: var(--amu-pink);
  box-shadow: 0 0 0 3px rgba(255, 46, 151, .25);
}

.amu-home .win-box {
  border-radius: 2px;
  border: 2px dashed var(--amu-cyan);
  background: rgba(34, 230, 255, .06);
}

.amu-home .win-box p { color: var(--amu-cyan); }
.amu-home .score-row input:focus { border-color: var(--amu-yellow); }

.amu-home .lb-list li { border-bottom: 2px dashed rgba(255, 255, 255, .07); }
.amu-home .lb-list li .rank {
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #241546;
  border: 2px solid #000;
  border-radius: 2px;
  color: var(--amu-pink-soft);
  font-family: var(--amu-pixel);
  font-size: 8px;
}

.amu-home .lb-list li:first-child .rank { background: var(--amu-yellow); color: #1c0f00; }
.amu-home .lb-list li .meta { color: var(--amu-cyan); }

/* ================= 公告 / 留言 / 联系 ================= */
.amu-home .board-wrap {
  border-radius: 2px;
  border: 3px solid #000;
  background: #150d29;
  box-shadow: 6px 6px 0 rgba(0, 0, 0, .5);
}

.amu-home .notice-item {
  border-radius: 2px;
  border: 2px solid var(--amu-line);
  border-left: 5px solid var(--amu-cyan);
  background: #1a0f31;
}

.amu-home .notice-item.pinned { border-left-color: var(--amu-lime); box-shadow: inset 0 0 0 2px rgba(166, 255, 92, .12); }
.amu-home .notice-pin { border-radius: 2px; background: var(--amu-yellow); color: #1c0f00; font-family: var(--amu-pixel); font-size: 8px; }
.amu-home .notice-title { color: #fff; }
.amu-home .notice-text { color: var(--amu-text-2); }

.amu-home .msg-item {
  border-radius: 2px;
  border: 2px solid var(--amu-line);
  border-left: 5px solid var(--amu-pink);
  background: #1a0f31;
}

.amu-home .msg-item:hover { border-color: var(--amu-pink); transform: translate(2px, -2px); }
.amu-home .msg-name { color: var(--amu-pink-soft); }
.amu-home .msg-time { color: var(--amu-text-3); }
.amu-home .msg-text { color: var(--amu-text); }
.amu-home .reply-item { border-radius: 2px; border-left: 3px solid var(--amu-cyan); background: #120a24; }
.amu-home .reply-name { color: var(--amu-cyan); }

.amu-home .board-form input,
.amu-home .board-form textarea,
.amu-home .reply-form input,
.amu-home .score-row input {
  border-radius: 2px;
  border: 2px solid var(--amu-line-2);
  background: #0e0720;
  color: var(--amu-text);
}

.amu-home .board-form input:focus,
.amu-home .board-form textarea:focus,
.amu-home .reply-form input:focus { border-color: var(--amu-yellow); box-shadow: 0 0 0 2px rgba(255, 210, 63, .18); }

.amu-home .contact-content {
  border-radius: 2px;
  border: 3px solid #000;
  background: #150d29;
  box-shadow: 6px 6px 0 rgba(0, 0, 0, .5);
}

.amu-home .contact-info p { color: var(--amu-text-2); }
.amu-home .contact-links a { color: var(--amu-text-2); }
.amu-home .contact-links a:hover { color: var(--amu-yellow); text-shadow: 2px 2px 0 #000; }

.amu-home .email-box {
  border-radius: 2px;
  border: 2px dashed var(--amu-pink);
  background: #1a0f31;
  color: var(--amu-text);
  box-shadow: 4px 4px 0 rgba(0, 0, 0, .5);
}

.amu-home .email-box:hover { background: rgba(255, 46, 151, .1); }

#notice, #board, #contact { scroll-margin-top: 96px; }

/* ================= 页脚 / 返回顶部 ================= */
.amu-home footer {
  margin-top: 56px;
  border-top: 0;
  background-image: repeating-linear-gradient(90deg, var(--amu-line-2) 0 8px, transparent 8px 16px);
  background-size: 100% 4px;
  background-position: top;
  background-repeat: no-repeat;
  color: var(--amu-text-3);
  font-family: var(--amu-mono);
  letter-spacing: .04em;
}

.amu-home footer .visit-count { color: var(--amu-yellow); }

.amu-home footer.site-beian { color: var(--amu-text-3) !important; }
.amu-home footer.site-beian a { color: var(--amu-cyan) !important; }
.amu-home footer.site-beian a:hover { color: var(--amu-pink) !important; }

.amu-home #back-top {
  border-radius: 2px;
  border: 3px solid #000;
  background: var(--amu-yellow);
  color: #1c0f00;
  box-shadow: 4px 4px 0 rgba(0, 0, 0, .7);
  transition: .15s steps(2, end);
}

.amu-home #back-top:hover {
  background: var(--amu-pink);
  color: #17000c;
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, .8);
}

/* ================= 粒子 ================= */
.amu-home .particle {
  width: 3px;
  height: 3px;
  background: var(--amu-pink) !important;
  border-radius: 0;
  opacity: .45;
  box-shadow: none;
  animation: arcadeDrift 9s steps(9, end) infinite alternate !important;
}

/* ================= 开黑面板细节补正 ================= */
.amu-home .kh-left h2 span {
  background: none;
  -webkit-background-clip: border-box;
  background-clip: border-box;
  -webkit-text-fill-color: currentColor;
  color: var(--amu-yellow);
}

.amu-home .kh-mock-head b {
  color: var(--amu-pink-soft);
  background: rgba(255, 46, 151, .16);
  border: 2px solid rgba(255, 46, 151, .45);
  border-radius: 2px;
  font-family: var(--amu-pixel);
  font-size: 8px;
  padding: 3px 6px;
}

.amu-home .kh-mock-group {
  color: var(--amu-text-3);
  letter-spacing: .12em;
  border-top: 2px dashed rgba(255, 255, 255, .07);
  margin-top: 6px;
}

.amu-home .kh-mock-foot {
  color: var(--amu-lime);
  border-top: 2px dashed var(--amu-line);
  font-family: var(--amu-mono);
}

.amu-home .theme-visual.v-green .big-icon,
.amu-home .theme-visual.v-cyan .big-icon,
.amu-home .theme-visual.v-purple .big-icon {
  filter: drop-shadow(4px 4px 0 rgba(0, 0, 0, .8));
}

/* ================= 登录弹窗 ================= */
.amu-home .amu-mask {
  background: rgba(6, 2, 14, .8);
  backdrop-filter: blur(2px);
}

.amu-home .amu-box {
  border-radius: 2px;
  border: 3px solid #000;
  background: #150d29;
  padding: 26px 22px 22px;
  box-shadow: 8px 8px 0 rgba(0, 0, 0, .7), 12px 12px 0 rgba(255, 46, 151, .2);
  animation: none;
}

.amu-home .amu-box::after {
  content: '';
  position: absolute;
  inset: 6px;
  border: 2px dashed rgba(255, 255, 255, .08);
  pointer-events: none;
}

.amu-home .amu-box h3 { font-family: var(--amu-display); text-shadow: 2px 2px 0 #000; }
.amu-home .amu-box h3::after {
  background: repeating-linear-gradient(90deg, var(--amu-pink) 0 6px, transparent 6px 12px);
  box-shadow: none;
  border-radius: 0;
}

.amu-home .amu-box label { color: var(--amu-text); }
.amu-home .amu-box input {
  border-radius: 2px;
  border: 2px solid var(--amu-line-2);
  background: #0e0720;
  color: var(--amu-text);
}

.amu-home .amu-box input:focus {
  border-color: var(--amu-yellow);
  box-shadow: 0 0 0 2px rgba(255, 210, 63, .18);
}

.amu-home .amu-submit {
  border-radius: 2px;
  border: 2px solid #000;
  background: var(--amu-yellow);
  color: #1c0f00;
  box-shadow: 4px 4px 0 rgba(0, 0, 0, .7);
}

.amu-home .amu-submit:hover {
  filter: none;
  background: #ffdc6b;
  transform: translate(-1px, -1px);
  box-shadow: 5px 5px 0 var(--amu-pink);
}

.amu-home .amu-x { border-radius: 2px; border: 2px solid var(--amu-line-2); }
.amu-home .amu-x:hover { border-color: var(--amu-pink); color: var(--amu-pink); background: rgba(255, 46, 151, .1); }
.amu-home .amu-foot a:hover { color: var(--amu-yellow); }
.amu-home .amu-foot .amu-guest { color: var(--amu-cyan); }
.amu-home .amu-foot .amu-guest:hover { color: var(--amu-yellow); }

/* ================= 动效 ================= */
@keyframes arcadeBlink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: .15; }
}

@keyframes arcadeBob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes arcadeGridStep {
  from { background-position: 0 0, 0 0; }
  to { background-position: 32px 32px, 32px 32px; }
}

@keyframes arcadeDrift {
  from { transform: translate(0, 0); }
  to { transform: translate(22px, -30px); }
}

/* ================= 响应式 ================= */
@media (max-width: 1000px) {
  .amu-home .hero { padding: 100px 6% 64px; gap: 44px; }
}

@media (max-width: 900px) {
  .amu-home .hero {
    min-height: auto;
    flex-direction: column;
    justify-content: center;
    padding: 108px 5% 60px;
    text-align: left;
  }

  .amu-home .hero h1 { font-size: clamp(34px, 9vw, 48px); }
  .amu-home .char-card { width: 100%; max-width: 380px; }

  .amu-home .theme-card { grid-template-columns: 1fr; padding: 24px 20px; }
  .amu-home .theme-visual { height: 190px; min-height: 190px; }
  .amu-home .theme-stats { gap: 22px; }
  .amu-home .section-title { font-size: 20px; }
  .amu-home .section-title span { font-size: 20px; }
}

@media (max-width: 820px) {
  .amu-home nav {
    height: auto;
    min-height: 62px;
    flex-wrap: nowrap;
    justify-content: flex-start;
    align-items: center;
    gap: 12px;
    padding: 9px 4%;
    overflow: hidden;
  }

  .amu-home .nav-links {
    flex: 1;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    justify-content: flex-start;
    gap: 18px;
    padding: 4px 30px 6px 0;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    -webkit-mask-image: linear-gradient(90deg, #000 88%, transparent);
    mask-image: linear-gradient(90deg, #000 88%, transparent);
  }

  .amu-home .nav-links::-webkit-scrollbar { display: none; }
  .amu-home .nav-links li { flex: 0 0 auto; }
  .amu-home .nav-links a { white-space: nowrap; font-size: 13px; padding: 8px 2px; }

  .amu-home .logo { font-size: 19px; }
  .amu-home .logo .amu-brand-cn { font-size: 16px; }
  .amu-home .logo .amu-brand-en { display: none; }
  .amu-home .logo .amu-brand-mark { width: 26px; height: 26px; }

  .amu-home .hero::after { height: 34%; opacity: .35; }
  .amu-home .hero-badge { font-size: 11px; }
  .amu-home .hero h1 { font-size: clamp(32px, 9.5vw, 44px); }

  .amu-home .char-card { padding: 20px; }
  .amu-home .char-avatar { width: 62px; height: 62px; font-size: 28px; }
  .amu-home .char-name { font-size: 18px; }

  .amu-home .kh-panel { box-shadow: 5px 5px 0 rgba(0, 0, 0, .5); }

  .amu-home .theme-card,
  .amu-home .board-wrap,
  .amu-home .contact-content { box-shadow: 4px 4px 0 rgba(0, 0, 0, .55); }

  .amu-home .email-box { font-size: 13px; word-break: break-all; }
}

@media (max-width: 600px) {
  .amu-home .hero { padding-top: 104px; }
  .amu-home .hero p { font-size: 14px; padding-left: 12px; border-left-width: 4px; }
  .amu-home .btn-group .btn { flex: 1 1 100%; justify-content: center; padding: 13px 18px; }
  .amu-home .hero-text::before { font-size: 7px; letter-spacing: .22em; }
  .amu-home .theme-info h3 { font-size: 21px; }
  .amu-home .section-title { font-size: 18px; }
  .amu-home .section-title::before { font-size: 12px; }
}