/* SilentJab — homepage styles (content site, no 3D dependency) */

:root {
  --bg: #06070a;
  --panel: rgba(16, 19, 25, 0.72);
  --panel-2: rgba(20, 24, 32, 0.9);
  --stroke: rgba(255, 255, 255, 0.10);
  --stroke-strong: rgba(255, 255, 255, 0.18);
  --text: #eef2f7;
  --muted: #8b95a5;
  --muted-2: #b9c3d1;
  --red: #ff5a6a;
  --red-deep: #c63016;
  --blue: #5aa9ff;
  --maxw: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, -apple-system, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
  background-image:
    radial-gradient(900px 520px at 78% -8%, rgba(255, 90, 106, 0.13), transparent 62%),
    radial-gradient(760px 480px at 12% 4%, rgba(90, 169, 255, 0.11), transparent 60%);
  background-repeat: no-repeat;
}

a { color: inherit; }

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 22px;
}

/* ---------------- header ---------------- */
.site-head {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  background: rgba(6, 7, 10, 0.72);
  border-bottom: 1px solid var(--stroke);
}

.site-head .wrap {
  height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-mark {
  width: 26px;
  height: 26px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: linear-gradient(150deg, rgba(255, 116, 52, 0.95), rgba(198, 48, 22, 0.95));
  box-shadow: 0 0 16px rgba(255, 90, 20, 0.38);
  color: #fff;
}

.logo-mark svg { width: 15px; height: 15px; }

.logo-text {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  color: var(--muted);
}

.nav a {
  text-decoration: none;
  padding: 7px 12px;
  border-radius: 999px;
  transition: color .18s ease, background .2s ease;
}

.nav a:hover { color: var(--text); background: rgba(255, 255, 255, 0.06); }

/* ---------------- hero ---------------- */
.hero {
  padding: clamp(28px, 4.4vw, 52px) 0 0;
}

/* 左动画 + 右文案 */
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr);
  gap: clamp(20px, 3.2vw, 46px);
  align-items: center;
}

.hero-copy { min-width: 0; }

.hero .kicker {
  font-size: 10.5px;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
}

.hero h1 {
  margin: 0;
  font-size: clamp(26px, 3.4vw, 42px);
  line-height: 1.1;
  letter-spacing: -0.025em;
  font-weight: 700;
  max-width: 16ch;
}

.hero h1 em {
  font-style: normal;
  background: linear-gradient(96deg, #ffb08a, #ff5a6a 55%, #ff7b45);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p {
  margin: 16px 0 0;
  max-width: 46ch;
  color: var(--muted-2);
  font-size: clamp(13.5px, 1.15vw, 15.5px);
}

.hero .quick {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  font-size: 11.5px;
  letter-spacing: 0.02em;
  color: var(--muted-2);
  padding: 6px 12px;
  border: 1px solid var(--stroke);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
}

/* ---------------- 3D stage（首页交互演示） ---------------- */
/* hidden 属性必须赢过任何 display 规则，否则隐藏的浮层会挡住整个舞台的点击 */
[hidden] { display: none !important; }

.stage {
  margin: clamp(26px, 4vw, 44px) 0 0;
  position: relative;
  border-radius: 22px;
  border: 1px solid var(--stroke);
  /* 浅色摄影棚底：和角色深色头发拉开层次 */
  background:
    radial-gradient(120% 140% at 50% 0%, #f4f7fb, rgba(244, 247, 251, 0) 58%),
    radial-gradient(90% 120% at 50% 110%, #b9c8dd, rgba(185, 200, 221, 0) 60%),
    #dce4ef;
  aspect-ratio: 16 / 8.4;
  min-height: 260px;
  overflow: hidden;
}

/* hero 内版本：无外边距、竖向比例更贴近人物 */
.stage.hero-stage {
  margin: 0;
  aspect-ratio: 1 / 0.84;
  min-height: 0;
  border-radius: 20px;
  box-shadow: 0 26px 60px rgba(0, 0, 0, 0.5);
}

/* 窄容器里按钮更紧凑，底部一行排得下 */
.hero-stage .stage-bar { bottom: 12px; gap: 5px; padding: 0 10px; }
.hero-stage .stage-btn {
  font-size: 10.5px;
  padding: 6px 9px;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.stage canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;   /* 交给 OrbitControls 处理手势 */
}

.stage::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(20, 32, 52, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 32, 52, 0.055) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(circle at 50% 50%, #000 30%, transparent 78%);
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 30%, transparent 78%);
  pointer-events: none;
  z-index: 1;
}

/* 底部动作按钮条（放底部整行可用宽度，一行排得下，不换行） */
.stage-bar {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-wrap: nowrap;
  justify-content: center;
  gap: 6px;
  padding: 0 12px;
  z-index: 3;
  max-width: 100%;
}

.stage-btn {
  appearance: none;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(12, 15, 21, 0.78);
  color: #b9c3d1;
  font: 600 12px/1 inherit;
  font-family: inherit;
  letter-spacing: 0.04em;
  padding: 8px 14px;
  border-radius: 999px;
  cursor: pointer;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: color .16s ease, border-color .16s ease, background .16s ease;
}

.stage-btn:hover { color: #fff; border-color: rgba(255, 255, 255, 0.3); }

.stage-btn.active {
  color: #ffd9ae;
  border-color: rgba(255, 154, 77, 0.65);
  background: rgba(46, 28, 12, 0.85);
  box-shadow: 0 0 18px rgba(255, 154, 77, 0.25);
}

.stage-btn[data-clip="idle"] { text-transform: none; }

/* 慢放按钮：与动作按钮区分（虚线蓝调），状态用 .on，不受动作切换影响 */
.stage-btn.slow {
  border-style: dashed;
  border-color: rgba(120, 180, 255, 0.45);
  color: #9ec7ff;
  margin-left: 4px;
}

.stage-btn.slow:hover { color: #cfe3ff; border-color: rgba(120, 180, 255, 0.8); }

.stage-btn.slow.on {
  border-style: solid;
  border-color: rgba(90, 169, 255, 0.9);
  background: rgba(18, 40, 68, 0.9);
  color: #dbebff;
  box-shadow: 0 0 16px rgba(90, 169, 255, 0.35);
}

/* 加载与报错浮层 */
.stage-loading {
  position: absolute;
  inset: 0;
  z-index: 4;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  color: var(--muted);
  font-size: 12.5px;
  transition: opacity .3s ease;
}

.stage-loading.hidden { opacity: 0; pointer-events: none; }

.stage-loading .ring {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.12);
  border-top-color: #ff9a4d;
  animation: stage-spin 0.9s linear infinite;
}

@keyframes stage-spin { to { transform: rotate(360deg); } }

.stage-error {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  text-align: center;
  font-size: 13px;
  color: #ff8f8f;
  white-space: pre-line;
}

/* ---------------- 招式卡片区 ---------------- */
.section {
  padding: clamp(46px, 6vw, 74px) 0 0;
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 22px;
}

.section-head h2 {
  margin: 0;
  font-size: clamp(20px, 2.6vw, 27px);
  letter-spacing: -0.02em;
  font-weight: 680;
}

.section-head p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13.5px;
  max-width: 56ch;
}

.section-head .count {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
  padding-bottom: 4px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px 20px 18px;
  border-radius: 18px;
  border: 1px solid var(--stroke);
  background: linear-gradient(180deg, rgba(22, 26, 34, 0.9), rgba(13, 16, 22, 0.9));
  text-decoration: none;
  overflow: hidden;
  transition: transform .22s cubic-bezier(.2, .8, .3, 1),
              border-color .22s ease, box-shadow .28s ease, background .22s ease;
}

.card::after {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: radial-gradient(420px 160px at 50% -10%, rgba(255, 90, 106, 0.16), transparent 70%);
  opacity: 0;
  transition: opacity .28s ease;
  pointer-events: none;
}

.card:hover,
.card:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(255, 116, 52, 0.42);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.46), 0 0 0 1px rgba(255, 116, 52, 0.12) inset;
  outline: none;
}

.card:hover::after,
.card:focus-visible::after { opacity: 1; }

.card .ico {
  position: relative;
  width: 44px;
  height: 44px;
  border-radius: 13px;
  display: grid;
  place-items: center;
  border: 1px solid var(--stroke-strong);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.02));
  color: #ffb9a2;
}

.card .ico svg { width: 22px; height: 22px; }

.card h3 {
  position: relative;
  margin: 0;
  font-size: 16.5px;
  font-weight: 650;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card h3 .arrow {
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity .2s ease, transform .2s ease;
  color: var(--red);
  font-size: 14px;
}

.card:hover h3 .arrow { opacity: 1; transform: translateX(0); }

.card p {
  position: relative;
  margin: 0;
  font-size: 13px;
  line-height: 1.62;
  color: var(--muted);
}

.card .meta {
  position: relative;
  margin-top: auto;
  padding-top: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #6f798a;
}

.card .meta .tag {
  padding: 3px 8px;
  border-radius: 6px;
  border: 1px solid rgba(255, 116, 52, 0.34);
  color: #ffb08a;
  background: rgba(255, 116, 52, 0.1);
  letter-spacing: 0.12em;
}

.card.soon {
  opacity: 0.62;
  cursor: default;
  background: linear-gradient(180deg, rgba(18, 21, 28, 0.72), rgba(11, 13, 18, 0.72));
}

.card.soon:hover {
  transform: none;
  border-color: var(--stroke);
  box-shadow: none;
}

.card.soon:hover::after { opacity: 0; }

.card.soon .meta { color: #58606d; }

.card.soon .meta .tag {
  border-color: rgba(255, 255, 255, 0.14);
  color: #7c8697;
  background: rgba(255, 255, 255, 0.04);
}

/* ---------------- about / footer ---------------- */
.about {
  margin-top: clamp(50px, 7vw, 84px);
  padding: 30px 0 0;
  border-top: 1px solid var(--stroke);
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 40px;
}

.about h2 {
  margin: 0 0 12px;
  font-size: 19px;
  letter-spacing: -0.01em;
}

.about p {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 13.5px;
  max-width: 62ch;
}

.about ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 13.5px;
}

.about li { margin-bottom: 7px; }

.site-foot {
  margin-top: 44px;
  padding: 22px 0 40px;
  border-top: 1px solid var(--stroke);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  color: #6f798a;
  font-size: 12px;
}

.site-foot a { color: var(--muted); text-decoration: none; }
.site-foot a:hover { color: var(--text); }

/* ---------------- responsive ---------------- */
@media (max-width: 980px) {
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .about { grid-template-columns: 1fr; gap: 26px; }

  /* 单列：动画在上、文案在下 */
  .hero-grid { grid-template-columns: 1fr; gap: 26px; }
  .stage.hero-stage { aspect-ratio: 4 / 3; }
  .hero h1 { max-width: 20ch; }
  .hero p { max-width: 60ch; }
}

@media (max-width: 620px) {
  .grid { grid-template-columns: 1fr; }
  .nav a:not(:last-child) { display: none; }
  .stage { aspect-ratio: 4 / 3; }

  /* 窄屏按钮不换行，改成单行横滑 */
  .stage-bar {
    bottom: 10px;
    left: 10px;
    right: 10px;
    transform: none;
    flex-wrap: nowrap;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: none;
  }
  .stage-bar::-webkit-scrollbar { display: none; }
  .stage-btn { flex: 0 0 auto; }
}