/* ═══════════════════════════════════════════════════════════════════════════
   NOVIRA — home: the camera sets down, the copy comes on, the deck below
   ═══════════════════════════════════════════════════════════════════════════ */

:root {
  --accent: rgb(255, 122, 47);
}

body.home {
  overflow-x: hidden;
}
body.home.is-locked {
  overflow: hidden;
  height: 100vh;
  height: 100svh;
}

/* ── 3d stage ────────────────────────────────────────────────────────────── */

#scene3d {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 0;
  /* the landing drifts toward a photograph: colour drains as it touches down */
  filter: saturate(var(--sat, 1));
  /* scroll-driven fade is set inline by home.js */
}

.vignette {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(120% 100% at 50% 42%, transparent 52%, rgba(0,0,0,0.55) 100%),
    linear-gradient(to bottom, rgba(0,0,0,0.45) 0%, transparent 16%),
    linear-gradient(to top, rgba(0,0,0,0.6) 0%, transparent 30%);
}

/* 相机画面一滚走，暗角和颗粒也一起收掉，避免在纯黑上留下灰印 */
.vignette, .fx-grain { transition: opacity 0.7s var(--ease); }
body.scrolled .vignette,
body.scrolled .fx-grain { opacity: 0; }

/* ── chrome back link ────────────────────────────────────────────────────── */

.chrome-back {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--dim);
  transition: color 0.4s var(--ease-apple), gap 0.4s var(--ease-apple);
}
.chrome-back svg {
  width: 13px; height: 13px;
  fill: none; stroke: currentColor; stroke-width: 1.6;
  stroke-linecap: round; stroke-linejoin: round;
}
.chrome-back:hover { color: var(--accent); gap: 13px; }

/* ── first screen ────────────────────────────────────────────────────────── */

.stage-wrap {
  position: relative;
  height: 100vh;
  height: 100svh;
  z-index: 4;
}

.hero {
  position: absolute;
  left: var(--pad);
  bottom: clamp(26px, 5vh, 56px);
  max-width: min(64ch, 88vw);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.6s var(--ease-apple);
}
.hero.is-live { opacity: 1; pointer-events: auto; }

.hero .eyebrow { margin-bottom: clamp(12px, 1.6vw, 20px); }

.hero-title {
  font-size: clamp(1.8rem, 3.6vw, 3.4rem);
  margin-bottom: clamp(14px, 1.8vw, 24px);
}

.hero-copy { max-width: 46ch; }

/* facts: who we are, what we do */
.facts {
  margin-top: clamp(20px, 2.6vw, 34px);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 0 clamp(18px, 2.4vw, 40px);
  border-top: 1px solid var(--hair);
  max-width: 88ch;
}
.facts li {
  display: grid;
  gap: 7px;
  align-content: start;
  padding: 13px 0 15px;
  border-bottom: 1px solid var(--hair);
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.facts i { font-style: normal; color: var(--dimmer); font-size: 9.5px; }
.facts b { font-weight: 400; color: var(--fg); opacity: 0.88; }

/* contact */
.contact {
  margin-top: clamp(18px, 2.2vw, 30px);
  display: flex;
  flex-wrap: wrap;
  gap: 0 clamp(30px, 4vw, 64px);
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.contact li { display: grid; gap: 8px; }
.contact i { font-style: normal; color: var(--dimmer); font-size: 9.5px; }
.contact a { color: var(--fg); }

/* ── follow CTA ──────────────────────────────────────────────────────────── */

.hero-cta { margin-top: clamp(16px, 2.2vw, 28px); }

.follow {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fg);
  padding: 15px 26px;
  border: 1px solid rgba(244, 241, 238, 0.22);
  border-radius: 100px;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: color 0.45s var(--ease-apple), border-color 0.45s var(--ease-apple),
              gap 0.45s var(--ease), box-shadow 0.45s var(--ease);
}
.follow svg {
  width: 13px; height: 13px;
  fill: none; stroke: currentColor; stroke-width: 1.6;
  stroke-linecap: round; stroke-linejoin: round;
  transition: transform 0.45s var(--ease-apple);
}
.follow-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px 1px var(--accent);
  animation: pulse 2.6s var(--ease) infinite;
}
.follow:hover {
  color: var(--accent);
  border-color: var(--accent);
  gap: 17px;
  box-shadow: 0 0 34px rgba(255, 122, 47, 0.28);
}
.follow:hover svg { transform: translate(2px, -2px); }

/* ── scroll cue ──────────────────────────────────────────────────────────── */

.scroll-cue {
  position: absolute;
  right: var(--pad);
  bottom: clamp(30px, 5vh, 56px);
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--dim);
  opacity: 0;
  transition: opacity 0.9s var(--ease-apple);
}
body:not(.is-locked) .scroll-cue { opacity: 1; }
body.scrolled .scroll-cue { opacity: 0; }
.scroll-cue .cue-line {
  width: 48px; height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
  position: relative;
  overflow: hidden;
  display: inline-block;
}
.scroll-cue .cue-line::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--accent);
  animation: sweep 2.4s var(--ease) infinite;
}

/* ── arcade: the door to the games lobby ─────────────────────────────────── */

.arcade {
  position: relative;
  z-index: 4;
  padding: clamp(24px, 4vh, 44px) var(--pad) clamp(30px, 4.5vh, 54px);
  background: #000;
}

.arcade-door {
  position: relative;
  display: grid;
  justify-items: center;
  gap: clamp(14px, 2.2vh, 22px);
  max-width: 860px;
  margin: 0 auto;
  padding: clamp(44px, 7vh, 72px) clamp(26px, 4vw, 56px);
  text-align: center;
  border: 1px solid rgba(244, 241, 238, 0.12);
  border-radius: 26px;
  background: linear-gradient(135deg, rgba(244,241,238,0.09) 0%, rgba(244,241,238,0.02) 55%, rgba(244,241,238,0.05) 100%);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  overflow: hidden;
  opacity: 0;
  transform: translateY(44px);
  transition: opacity 1.5s var(--ease), transform 1.5s var(--ease),
              border-color 0.45s var(--ease), box-shadow 0.45s var(--ease);
}
.arcade-door::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(320px circle at var(--mx, 50%) var(--my, 50%),
              rgba(255, 255, 255, 0.13), transparent 65%);
  opacity: 0;
  transition: opacity 0.45s var(--ease-apple);
  pointer-events: none;
}
.arcade-door.is-in { opacity: 1; transform: none; }
.arcade-door:hover {
  border-color: rgba(255, 122, 47, 0.5);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.5), 0 0 46px rgba(255, 122, 47, 0.12);
}
.arcade-door:hover::before { opacity: 1; }

.arcade-eyebrow { margin-bottom: 0; }

.arcade-title {
  font-size: clamp(1.7rem, 3.4vw, 2.8rem);
  font-weight: 300;
  letter-spacing: 0.06em;
}

.arcade-desc {
  max-width: 46ch;
  color: var(--dim);
  font-size: clamp(0.85rem, 1.1vw, 0.95rem);
  line-height: 2;
  letter-spacing: 0.04em;
}

.arcade-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: clamp(6px, 1vh, 12px);
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--fg);
  padding: 14px 26px;
  border: 1px solid rgba(244, 241, 238, 0.22);
  border-radius: 100px;
  transition: color 0.45s var(--ease-apple), border-color 0.45s var(--ease-apple), gap 0.45s var(--ease-apple);
}
.arcade-cta svg {
  width: 13px; height: 13px;
  fill: none; stroke: currentColor; stroke-width: 1.6;
  stroke-linecap: round; stroke-linejoin: round;
}
.arcade-door:hover .arcade-cta { color: var(--accent); border-color: var(--accent); gap: 16px; }

@media (prefers-reduced-motion: reduce) {
  .arcade-door { transition: none; transform: none; opacity: 1; }
}
html.lite .arcade-door { opacity: 1; transform: none; transition: border-color 0.45s var(--ease), box-shadow 0.45s var(--ease); }

/* ── the deck: liquid-glass cards below the fold ─────────────────────────── */

.deck {
  position: relative;
  z-index: 4;
  padding: clamp(70px, 11vh, 130px) var(--pad) clamp(60px, 9vh, 100px);
  border-top: 1px solid var(--hair);
  background: #000;
}

.deck-title { font-size: clamp(1.7rem, 3.4vw, 3.2rem); }
.deck-lead { margin-bottom: clamp(40px, 6vh, 70px); }

.deck-group { margin-bottom: clamp(50px, 8vh, 90px); }
/* 尾组的下边距不能再塌出 .deck —— 否则会和尾声之间漏出一条看见相机的缝 */
.deck-group:last-child { margin-bottom: 0; }

.deck-h {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  font-weight: 400;
  color: var(--fg);
  margin: 0 0 22px;
}
.deck-h i {
  font-style: normal;
  color: var(--accent);
  font-size: 10px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}

/* liquid glass card */
.card {
  position: relative;
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 22px 22px 20px;
  min-height: 132px;
  border-radius: 18px;
  border: 1px solid rgba(244, 241, 238, 0.12);
  background: linear-gradient(135deg, rgba(244,241,238,0.09) 0%, rgba(244,241,238,0.02) 55%, rgba(244,241,238,0.05) 100%);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  overflow: hidden;
  transform: translateY(28px);
  opacity: 0;
  transition: transform 1.35s var(--ease), opacity 1.35s var(--ease),
              border-color 0.45s var(--ease), box-shadow 0.45s var(--ease);
}
.card.is-in {
  transform: none;
  opacity: 1;
  transition: transform 0.5s var(--ease), opacity 0.5s var(--ease),
              border-color 0.45s var(--ease), box-shadow 0.45s var(--ease);
}

/* the moving specular blob — liquid glass */
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(220px circle at var(--mx, 50%) var(--my, 50%),
              rgba(255, 255, 255, 0.14), transparent 65%);
  opacity: 0;
  transition: opacity 0.45s var(--ease-apple);
  pointer-events: none;
}
.card::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent);
  opacity: 0.4;
}
.card:hover {
  transform: translateY(-6px) scale(1.03);
  border-color: rgba(255, 122, 47, 0.45);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.55), 0 0 40px rgba(255, 122, 47, 0.12);
}
.card:hover::before { opacity: 1; }

.card-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}
.card-top b {
  font-weight: 400;
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--fg);
}
.card-arrow {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--dimmer);
  transition: color 0.4s var(--ease-apple), transform 0.4s var(--ease-apple);
}
.card:hover .card-arrow { color: var(--accent); transform: translate(3px, -3px); }

.card-url {
  font-style: normal;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dimmer);
}

/* description: asleep until hovered */
.card-desc {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--dim);
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transform: translateY(6px);
  transition: max-height 0.5s var(--ease), opacity 0.45s var(--ease), transform 0.5s var(--ease);
}
.card:hover .card-desc,
.card:focus-visible .card-desc,
.card:active .card-desc {
  max-height: 120px;
  opacity: 1;
  transform: none;
}


/* ── credo: the manifesto between works and join ─────────────────────────── */

.credo {
  position: relative;
  z-index: 4;
  padding: clamp(110px, 16vh, 180px) var(--pad) clamp(100px, 14vh, 160px);
  background: #000;
  text-align: center;
  overflow: hidden;
}
.credo::before {
  content: "";
  position: absolute;
  inset: -10% 0 auto;
  height: 72%;
  background: radial-gradient(58% 62% at 50% 38%, rgba(255, 122, 47, 0.055), transparent 72%);
  pointer-events: none;
}
.credo .eyebrow { justify-content: center; }

.credo-title {
  margin: 0 0 clamp(38px, 6vh, 62px);
  font-weight: 300;
}
.credo-kicker {
  display: block;
  margin-bottom: clamp(14px, 2.2vh, 22px);
  font-family: var(--f-mono);
  font-size: clamp(0.7rem, 1vw, 0.82rem);
  font-weight: 400;
  letter-spacing: 0.52em;
  text-indent: 0.52em; /* optically recenter the tracked-out caps */
  color: var(--accent);
}
.credo-title .ln {
  display: block;
  overflow: hidden;
  padding-bottom: 0.08em;
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: 1.22;
  letter-spacing: 0.03em;
}
.credo-title .ln > span {
  display: inline-block;
  transform: translateY(120%);
  transition: transform 1.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.credo-title.is-in .ln > span { transform: none; }
.credo-title.is-in .ln + .ln > span { transition-delay: 0.22s; }

.credo-body {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
  display: grid;
  gap: clamp(20px, 3vh, 28px);
}
.credo-body p {
  margin: 0;
  color: var(--dim);
  font-size: clamp(0.92rem, 1.2vw, 1.04rem);
  line-height: 2.1;
  letter-spacing: 0.05em;
}

.credo-punch {
  margin: clamp(46px, 7vh, 74px) auto 0;
  font-size: clamp(1.3rem, 2.6vw, 2.1rem);
  font-weight: 300;
  letter-spacing: 0.08em;
  line-height: 1.6;
  color: var(--fg);
}
.credo-punch em {
  font-style: normal;
  color: var(--accent);
}

.credo-outro {
  position: relative;
  max-width: 720px;
  margin: clamp(42px, 6.5vh, 66px) auto 0;
  padding-top: clamp(30px, 4.5vh, 46px);
  color: var(--dim);
  font-size: clamp(0.95rem, 1.3vw, 1.1rem);
  line-height: 2;
  letter-spacing: 0.12em;
}
.credo-outro::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 64px;
  height: 1px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.credo [data-rise] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 1.5s var(--ease), transform 1.5s var(--ease);
}
.credo [data-rise].is-in { opacity: 1; transform: none; }

/* ── join us ─────────────────────────────────────────────────────────────── */

.join {
  position: relative;
  z-index: 4;
  padding: clamp(70px, 10vh, 120px) var(--pad) clamp(40px, 6vh, 70px);
  background: #000;
}

/* ── works: our videos ───────────────────────────────────────────────────── */

.works {
  position: relative;
  z-index: 4;
  /* 不再向上补黑：相机画面滚动时自己淡出到纯黑，板块自然衔接，首屏不留黑块 */
  padding: clamp(50px, 7vh, 90px) var(--pad) clamp(60px, 8vh, 100px);
  background: #000;
}

.works-title {
  font-size: clamp(1.9rem, 4vw, 3.6rem);
  margin: 0 0 clamp(30px, 4.5vh, 50px);
}
.works-title .ln { display: block; overflow: hidden; }
.works-title .ln > span {
  display: inline-block;
  transform: translateY(120%);
  transition: transform 1.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.works-title.is-in .ln > span { transform: none; }

.works-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 20px;
  perspective: 1200px;
}

.work-card {
  position: relative;
  display: grid;
  gap: 14px;
  padding: 0 0 18px;
  border-radius: 20px;
  border: 1px solid rgba(244, 241, 238, 0.12);
  background: linear-gradient(135deg, rgba(244,241,238,0.09) 0%, rgba(244,241,238,0.02) 55%, rgba(244,241,238,0.05) 100%);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  overflow: hidden;
  cursor: pointer;
  text-align: left;
  font: inherit;
  color: inherit;
  opacity: 0;
  transform: translateY(44px);
  transition: opacity 1.5s var(--ease), transform 1.5s var(--ease),
              border-color 0.45s var(--ease), box-shadow 0.45s var(--ease);
}
.work-card.is-in { opacity: 1; transform: none; }
.work-card:hover {
  border-color: rgba(255, 122, 47, 0.55);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.5), 0 0 40px rgba(255, 122, 47, 0.12);
}

/* liquid specular, same recipe as the join panels */
.work-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(280px circle at var(--mx, 50%) var(--my, 50%),
              rgba(255, 255, 255, 0.14), transparent 65%);
  opacity: 0;
  transition: opacity 0.45s var(--ease-apple);
  pointer-events: none;
  z-index: 2;
}
.work-card:hover::before { opacity: 1; }

.work-thumb {
  position: relative;
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #000;
}
.work-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transform: scale(1.02);
  transition: transform 0.9s var(--ease-apple), filter 0.9s var(--ease-apple);
}
.work-card:hover .work-thumb img { transform: scale(1.09); filter: brightness(1.08); }

.work-play {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: 64px; height: 64px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(244, 241, 238, 0.35);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: transform 0.5s var(--ease-apple), background 0.5s var(--ease-apple), border-color 0.5s var(--ease-apple);
}
.work-play svg { width: 24px; height: 24px; fill: var(--fg); margin-left: 3px; }
.work-card:hover .work-play {
  transform: translate(-50%, -50%) scale(1.12);
  background: rgba(255, 122, 47, 0.28);
  border-color: var(--accent);
}

.work-dur {
  position: absolute;
  right: 12px; bottom: 10px;
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  padding: 4px 9px;
  border-radius: 7px;
  background: rgba(0, 0, 0, 0.6);
  color: var(--fg);
}

.work-meta {
  display: grid;
  gap: 6px;
  padding: 0 20px;
}
.work-meta b { font-size: 15.5px; font-weight: 500; letter-spacing: 0.02em; }
.work-meta span {
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dim);
}

.works-more {
  margin-top: clamp(34px, 5.5vh, 60px);
  display: grid;
  justify-items: center;
  gap: 18px;
  text-align: center;
}
.works-more {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 1.5s var(--ease), transform 1.5s var(--ease);
}
.works-more.is-in { opacity: 1; transform: none; }

.works-more-text { color: var(--dim); font-size: 13.5px; letter-spacing: 0.04em; }
.follow-big { padding: 17px 34px; }

/* ── video player modal ──────────────────────────────────────────────────── */

.v-modal { position: fixed; inset: 0; z-index: 70; display: grid; place-items: center; padding: 20px; }
.v-modal[hidden] { display: none; }

.v-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  opacity: 0;
  transition: opacity 0.4s var(--ease-apple);
}

.v-card {
  position: relative;
  width: min(92vw, 1000px);
  display: grid;
  gap: 14px;
  padding: clamp(18px, 3vw, 30px);
  border-radius: 22px;
  border: 1px solid rgba(244, 241, 238, 0.14);
  background: linear-gradient(135deg, rgba(18,18,22,0.95) 0%, rgba(10,10,13,0.97) 100%);
  box-shadow: 0 40px 110px rgba(0, 0, 0, 0.75);
  opacity: 0;
  transform: translateY(30px) scale(0.95);
  transition: opacity 0.45s var(--ease), transform 0.45s var(--ease);
}
.v-modal.is-open .v-backdrop { opacity: 1; }
.v-modal.is-open .v-card { opacity: 1; transform: none; }

.v-title {
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--dim);
  padding-right: 40px;
}
.v-player {
  width: 100%;
  max-height: 72vh;
  border-radius: 12px;
  background: #000;
  display: block;
}

@media (max-width: 640px) {
  .works-grid { grid-template-columns: 1fr; }
}

/* text that rises from below into its mask */
.join .eyebrow[data-rise],
.join-lead[data-rise] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.join .eyebrow.is-in,
.join-lead.is-in {
  opacity: 1;
  transform: none;
}

.join-title {
  font-size: clamp(1.9rem, 4vw, 3.6rem);
  margin: clamp(12px, 1.6vw, 20px) 0 clamp(14px, 1.8vw, 22px);
}
.join-title .ln {
  display: block;
  overflow: hidden;
}
.join-title .ln > span {
  display: inline-block;
  transform: translateY(120%);
  transition: transform 1.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.join-title.is-in .ln > span { transform: none; }
.join-title.is-in .ln:nth-child(2) > span { transition-delay: 0.22s; }

.join-lead { margin-bottom: clamp(34px, 5vh, 56px); }

.join-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 18px;
  perspective: 1200px;
}

.join-panel {
  position: relative;
  display: grid;
  gap: 14px;
  align-content: start;
  padding: clamp(24px, 3vw, 36px);
  min-height: 240px;
  border-radius: 22px;
  border: 1px solid rgba(244, 241, 238, 0.12);
  background: linear-gradient(135deg, rgba(244,241,238,0.09) 0%, rgba(244,241,238,0.02) 55%, rgba(244,241,238,0.05) 100%);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  overflow: hidden;
  cursor: pointer;
  opacity: 0;
  transform: translateY(44px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease),
              border-color 0.45s var(--ease), box-shadow 0.45s var(--ease);
}
.join-panel.is-in {
  opacity: 1;
  transform: translateY(0) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
}
/* after the entrance lands, transform switches to fast tilt tracking */
.join-panel.is-live {
  transition: transform 0.18s ease-out, border-color 0.45s var(--ease-apple),
              box-shadow 0.45s var(--ease), opacity 0.9s var(--ease);
}

/* liquid specular, same recipe as the cards */
.join-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(260px circle at var(--mx, 50%) var(--my, 50%),
              rgba(255, 255, 255, 0.15), transparent 65%);
  opacity: 0;
  transition: opacity 0.45s var(--ease-apple);
  pointer-events: none;
}
.join-panel::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent);
  opacity: 0.4;
}
.join-panel:hover {
  border-color: rgba(255, 122, 47, 0.5);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.55), 0 0 50px rgba(255, 122, 47, 0.14);
}
.join-panel:hover::before { opacity: 1; }

.join-panel-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}
.join-panel-top b {
  font-weight: 400;
  font-size: 17px;
  letter-spacing: 0.05em;
  color: var(--fg);
}
.join-tag {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dimmer);
  transition: color 0.4s var(--ease-apple);
}
.join-panel:hover .join-tag { color: var(--accent); }

/* the QQ number — big mono digits that scramble in */
.qq-num {
  font-family: var(--f-mono);
  font-size: clamp(2rem, 4.4vw, 3.4rem);
  letter-spacing: 0.08em;
  color: var(--fg);
  text-shadow: 0 0 30px rgba(255, 122, 47, 0.25);
  font-variant-numeric: tabular-nums;
}

.forum-mark {
  font-family: var(--f-mono);
  font-size: clamp(2rem, 4.4vw, 3.4rem);
  letter-spacing: 0.06em;
  color: var(--fg);
  text-shadow: 0 0 30px rgba(255, 122, 47, 0.25);
  transition: color 0.4s var(--ease-apple), text-shadow 0.4s var(--ease-apple);
}
.join-panel:hover .forum-mark {
  color: var(--accent);
  text-shadow: 0 0 34px rgba(255, 122, 47, 0.5);
}

/* wechat panel: same panel shell, a glyph instead of a number */
.join-panel-btn {
  font: inherit;
  text-align: left;
  color: inherit;
  appearance: none;
}
.wx-mark svg {
  width: clamp(52px, 5.4vw, 74px);
  height: auto;
  fill: var(--fg);
  filter: drop-shadow(0 0 22px rgba(255, 122, 47, 0.25));
  transition: fill 0.4s var(--ease-apple), filter 0.4s var(--ease-apple);
}
.join-panel:hover .wx-mark svg {
  fill: var(--accent);
  filter: drop-shadow(0 0 26px rgba(255, 122, 47, 0.5));
}

.join-desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--dim);
  max-width: 40ch;
}

/* copy feedback pill */
.copy-state {
  position: absolute;
  right: 20px;
  bottom: 18px;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  padding: 8px 14px;
  border: 1px solid rgba(255, 122, 47, 0.5);
  border-radius: 100px;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  transform: translateY(8px) scale(0.92);
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
  pointer-events: none;
}
.copy-state.is-on {
  opacity: 1;
  transform: none;
}

/* click ripple */
.ripple {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,122,47,0.45) 0%, rgba(255,122,47,0) 70%);
  transform: translate(-50%, -50%) scale(0);
  animation: ripple 0.8s var(--ease) forwards;
  pointer-events: none;
}
@keyframes ripple {
  to { transform: translate(-50%, -50%) scale(1); opacity: 0; }
}

/* footer (lives inside the endcap now) */
.foot {
  margin-top: clamp(40px, 7vh, 80px);
  padding: 24px 0 clamp(26px, 3.4vw, 40px);
  border-top: 1px solid var(--hair);
  display: flex;
  flex-wrap: wrap;
  gap: 16px 40px;
  justify-content: space-between;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dimmer);
}

/* ── endcap: the full logo, a tagline, and the doors back ────────────────── */

.endcap {
  position: relative;
  z-index: 4;
  padding: clamp(90px, 13vh, 150px) var(--pad) 0;
  background: #000;
  text-align: center;
}
.endcap .eyebrow { justify-content: center; }

.endcap-logo {
  display: block;
  width: clamp(230px, 30vw, 380px);
  margin: clamp(30px, 5vh, 54px) auto clamp(22px, 3.5vh, 36px);
  filter: drop-shadow(0 0 26px rgba(217, 164, 74, 0.28));
}

.endcap [data-rise] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 1.5s var(--ease), transform 1.5s var(--ease);
}
.endcap [data-rise].is-in { opacity: 1; transform: none; }

.endcap-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: clamp(28px, 5vh, 48px);
}
.endcap-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  border: 1px solid rgba(244, 241, 238, 0.16);
  border-radius: 100px;
  background: linear-gradient(135deg, rgba(244,241,238,0.08) 0%, rgba(244,241,238,0.02) 55%, rgba(244,241,238,0.05) 100%);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  transition: border-color 0.45s var(--ease-apple), color 0.45s var(--ease-apple),
              box-shadow 0.45s var(--ease), transform 0.45s var(--ease), gap 0.45s var(--ease);
}
.endcap-link i { font-style: normal; color: var(--dim); transition: color 0.45s var(--ease-apple); }
.endcap-link:hover {
  color: var(--accent);
  border-color: var(--accent);
  gap: 16px;
  transform: translateY(-3px);
  box-shadow: 0 10px 34px rgba(255, 122, 47, 0.22);
}
.endcap-link:hover i { color: var(--accent); }
button.endcap-link {
  font: inherit;
  cursor: pointer;
  color: inherit;
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: 0.22em;
}

.endcap-mail {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: baseline;
  gap: 14px;
  margin-top: clamp(26px, 4.5vh, 44px);
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dim);
}
.endcap-mail .spec-link { letter-spacing: 0.08em; text-transform: none; font-size: 13px; }

.endcap .foot { text-align: left; }

/* ── wechat QR modal ─────────────────────────────────────────────────────── */

.qr-modal { position: fixed; inset: 0; z-index: 60; display: grid; place-items: center; }
.qr-modal[hidden] { display: none; }

.qr-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  opacity: 0;
  transition: opacity 0.4s var(--ease-apple);
}

.qr-card {
  position: relative;
  display: grid;
  justify-items: center;
  gap: 16px;
  padding: clamp(26px, 4vw, 40px);
  border-radius: 24px;
  border: 1px solid rgba(244, 241, 238, 0.14);
  background: linear-gradient(135deg, rgba(20,20,24,0.92) 0%, rgba(12,12,15,0.96) 100%);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.7), 0 0 60px rgba(217, 164, 74, 0.08);
  opacity: 0;
  transform: translateY(28px) scale(0.94);
  transition: opacity 0.45s var(--ease), transform 0.45s var(--ease);
}
.qr-modal.is-open .qr-backdrop { opacity: 1; }
.qr-modal.is-open .qr-card { opacity: 1; transform: none; }

.qr-title {
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--dim);
}
.qr-img {
  display: block;
  width: min(64vw, 330px);
  border-radius: 12px;
}
.qr-tip { font-size: 12.5px; color: var(--dim); }

.qr-close {
  position: absolute;
  top: 12px; right: 14px;
  width: 34px; height: 34px;
  border: 1px solid rgba(244, 241, 238, 0.16);
  border-radius: 50%;
  background: transparent;
  color: var(--fg);
  font-size: 17px;
  line-height: 1;
  cursor: pointer;
  transition: border-color 0.4s var(--ease-apple), color 0.4s var(--ease-apple), transform 0.4s var(--ease-apple);
}
.qr-close:hover { color: var(--accent); border-color: var(--accent); transform: rotate(90deg); }

/* ── responsive ──────────────────────────────────────────────────────────── */

@media (max-width: 640px) {
  .hero { bottom: clamp(18px, 3vh, 30px); }
  .facts { grid-template-columns: 1fr 1fr; }
  .facts li:first-child { grid-column: 1 / -1; }
  .contact { gap: 0 28px; }
  .cards { grid-template-columns: 1fr 1fr; }
  .card { min-height: 108px; padding: 16px; }
  .scroll-cue { right: auto; left: var(--pad); }
}

@media (max-width: 420px) {
  .cards { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .follow-dot, .scroll-cue .cue-line::after { animation: none; }
  .follow, .chrome-back, .card, .card-desc, .card-arrow { transition: none; }
  .join .eyebrow[data-rise], .join-lead[data-rise],
  .join-title .ln > span, .join-panel, .copy-state { transition: none; }
  .works-title .ln > span, .work-card, .works-more { transition: none; transform: none; opacity: 1; }
  .endcap [data-rise], .endcap-link { transition: none; transform: none; opacity: 1; }
  .credo [data-rise], .credo-title .ln > span { transition: none; transform: none; opacity: 1; }
  .ripple { animation: none; display: none; }
}

/* ── auth: login button, modal, slider captcha ───────────────────────────── */

.chrome-right { display: inline-flex; align-items: center; gap: 12px; }

.auth-btn {
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fg);
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(244, 241, 238, 0.22);
  border-radius: 100px;
  padding: 10px 20px;
  cursor: pointer;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: color 0.4s var(--ease-apple), border-color 0.4s var(--ease-apple), box-shadow 0.4s var(--ease-apple);
}
.auth-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 24px rgba(255, 122, 47, 0.22);
}

.auth-modal { position: fixed; inset: 0; z-index: 80; display: grid; place-items: center; padding: 20px; }
.auth-modal[hidden] { display: none; }

.auth-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.78);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  opacity: 0;
  transition: opacity 0.4s var(--ease-apple);
}

.auth-card {
  position: relative;
  width: min(92vw, 420px);
  display: grid;
  gap: 14px;
  padding: clamp(26px, 4vw, 38px);
  border-radius: 24px;
  border: 1px solid rgba(244, 241, 238, 0.14);
  background: linear-gradient(135deg, rgba(20,20,24,0.95) 0%, rgba(11,11,14,0.97) 100%);
  box-shadow: 0 40px 110px rgba(0, 0, 0, 0.75), 0 0 60px rgba(217, 164, 74, 0.06);
  opacity: 0;
  transform: translateY(30px) scale(0.95);
  transition: opacity 0.45s var(--ease), transform 0.45s var(--ease);
}
.auth-modal.is-open .auth-backdrop { opacity: 1; }
.auth-modal.is-open .auth-card { opacity: 1; transform: none; }

.auth-title {
  font-size: 21px;
  font-weight: 500;
  letter-spacing: 0.06em;
}
.auth-sub { font-size: 12.5px; color: var(--dim); line-height: 1.7; margin-top: -6px; }

.auth-label {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--dim);
}

.auth-input {
  width: 100%;
  padding: 13px 16px;
  border-radius: 12px;
  border: 1px solid rgba(244, 241, 238, 0.16);
  background: rgba(0, 0, 0, 0.4);
  color: var(--fg);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.4s var(--ease-apple), box-shadow 0.4s var(--ease-apple);
}
.auth-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(255, 122, 47, 0.14);
}
.auth-input::placeholder { color: var(--dimmer); }

/* slider captcha */
.captcha-track {
  position: relative;
  height: 46px;
  border-radius: 12px;
  border: 1px solid rgba(244, 241, 238, 0.16);
  background: rgba(0, 0, 0, 0.4);
  overflow: hidden;
  user-select: none;
  touch-action: none;
}
.captcha-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 46px;
  background: linear-gradient(90deg, rgba(255, 122, 47, 0.18), rgba(255, 122, 47, 0.4));
  transition: none;
}
.captcha-text {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 12px;
  color: var(--dim);
  pointer-events: none;
  letter-spacing: 0.06em;
}
.captcha-knob {
  position: absolute;
  left: 0; top: 0;
  width: 46px; height: 44px;
  border: none;
  border-radius: 11px;
  background: rgba(244, 241, 238, 0.12);
  color: var(--fg);
  display: grid;
  place-items: center;
  cursor: grab;
  transition: background 0.3s;
}
.captcha-knob svg { width: 16px; height: 16px; }
.captcha-knob:active { cursor: grabbing; }
.captcha.is-done .captcha-track { border-color: rgba(120, 220, 140, 0.5); }
.captcha.is-done .captcha-knob { background: rgba(120, 220, 140, 0.25); color: #78dc8c; }
.captcha.is-done .captcha-text { color: #78dc8c; }

.auth-code-row { display: flex; gap: 10px; }
.auth-code-row .auth-input { flex: 1; font-family: var(--f-mono); letter-spacing: 0.3em; }

.auth-send {
  flex-shrink: 0;
  padding: 0 18px;
  border-radius: 12px;
  border: 1px solid rgba(244, 241, 238, 0.2);
  background: transparent;
  color: var(--fg);
  font-size: 12px;
  font-family: inherit;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: color 0.4s, border-color 0.4s, opacity 0.4s;
  white-space: nowrap;
}
.auth-send:not(:disabled):hover { color: var(--accent); border-color: var(--accent); }
.auth-send:disabled { opacity: 0.35; cursor: not-allowed; }

.auth-msg { font-size: 12px; min-height: 16px; color: #ff7a5c; }
.auth-msg.ok { color: #78dc8c; }

.auth-submit {
  padding: 14px;
  border-radius: 12px;
  border: 1px solid var(--accent);
  background: rgba(255, 122, 47, 0.14);
  color: var(--accent);
  font-size: 13px;
  font-family: inherit;
  letter-spacing: 0.14em;
  cursor: pointer;
  transition: background 0.4s, box-shadow 0.4s, opacity 0.4s;
}
.auth-submit:not(:disabled):hover {
  background: rgba(255, 122, 47, 0.26);
  box-shadow: 0 8px 30px rgba(255, 122, 47, 0.25);
}
.auth-submit:disabled { opacity: 0.35; cursor: not-allowed; }

/* logged-in chip, replaces the button */
.auth-user {
  position: fixed;
  top: clamp(14px, 2.4vw, 26px);
  right: calc(var(--pad) + 76px);
  z-index: 10;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 8px 10px 8px 18px;
  border-radius: 100px;
  border: 1px solid rgba(244, 241, 238, 0.16);
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--fg);
}
.auth-user[hidden] { display: none; }
.auth-user-out {
  border: 1px solid rgba(244, 241, 238, 0.16);
  background: transparent;
  color: var(--dim);
  border-radius: 100px;
  padding: 5px 12px;
  font-size: 10px;
  font-family: inherit;
  cursor: pointer;
  transition: color 0.3s, border-color 0.3s;
}
.auth-user-out:hover { color: #ff7a5c; border-color: #ff7a5c; }

/* ── maintenance notice ──────────────────────────────────────────────────── */

.auth-card-maint { text-align: center; justify-items: center; }

.maint-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 122, 47, 0.4);
  background: rgba(255, 122, 47, 0.08);
  color: var(--accent);
  animation: maint-pulse 2.4s var(--ease) infinite;
}
.maint-icon svg { width: 28px; height: 28px; }
@keyframes maint-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 122, 47, 0.25); }
  50% { box-shadow: 0 0 0 14px rgba(255, 122, 47, 0); }
}

.maint-ok { width: 100%; }

@media (prefers-reduced-motion: reduce) {
  .maint-icon { animation: none; }
}

/* ── gravity easter egg toast ────────────────────────────────────────────── */

.gravity-toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translate(-50%, 16px);
  z-index: 200;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--hair);
  background: rgba(10, 10, 12, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--dim);
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.gravity-toast.is-sin { opacity: 1; transform: translate(-50%, 0); }
.gravity-toast.is-out { opacity: 0; }

/* ── lite mode (?lite=1): no WebGL/WebGPU — static content, same reading ── */

html.lite #scene3d,
html.lite .vignette,
html.lite .fx-grain { display: none; }

html.lite body.home { overflow: auto; height: auto; }

html.lite .stage-wrap::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(60% 55% at 68% 42%, rgba(255, 122, 47, 0.08), transparent 70%);
  pointer-events: none;
}

html.lite .hero { opacity: 1; pointer-events: auto; }

/* everything that normally waits for a scroll reveal is simply there */
html.lite .join .eyebrow[data-rise],
html.lite .join-lead[data-rise],
html.lite .endcap [data-rise],
html.lite .credo [data-rise] { opacity: 1; transform: none; transition: none; }
html.lite .join-title .ln > span,
html.lite .works-title .ln > span,
html.lite .credo-title .ln > span { transform: none; transition: none; }
html.lite .join-panel,
html.lite .card,
html.lite .work-card,
html.lite .works-more {
  opacity: 1;
  transform: none;
  transition: border-color 0.45s var(--ease-apple), box-shadow 0.45s var(--ease-apple);
}

/* a quiet badge so visitors know why the camera is gone */
html.lite .chrome-right::before {
  content: "兼容模式";
  font-family: var(--f-mono);
  font-size: 9.5px;
  letter-spacing: 0.22em;
  color: var(--dimmer);
  border: 1px solid var(--hair);
  border-radius: 100px;
  padding: 6px 12px;
}

/* ── board: the message board between join and arcade ────────────────────── */

.board {
  position: relative;
  z-index: 4;
  padding: clamp(80px, 12vh, 140px) var(--pad) clamp(70px, 10vh, 110px);
  background: #000;
  overflow: hidden;
}
.board::before {
  content: "";
  position: absolute;
  inset: -8% 0 auto;
  height: 60%;
  background: radial-gradient(56% 60% at 50% 30%, rgba(255, 122, 47, 0.05), transparent 72%);
  pointer-events: none;
}

.board-inner {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1.5s var(--ease), transform 1.5s var(--ease);
}
.board-inner.is-in { opacity: 1; transform: none; }

.board .eyebrow { justify-content: center; }

.board-title {
  margin: 0 0 clamp(12px, 2vh, 20px);
  font-size: clamp(1.9rem, 4.2vw, 3.2rem);
  font-weight: 300;
  letter-spacing: 0.14em;
  text-indent: 0.14em;
}
.board-lead {
  margin: 0 auto clamp(30px, 4.5vh, 46px);
  max-width: 46ch;
  color: var(--dim);
  font-size: clamp(0.85rem, 1.1vw, 0.98rem);
  line-height: 2.1;
  letter-spacing: 0.05em;
}

.board-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  text-align: left;
}
.msg {
  padding: clamp(15px, 2.2vh, 20px) clamp(17px, 2.4vw, 24px);
  border: 1px solid rgba(244, 241, 238, 0.1);
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(244,241,238,0.06) 0%, rgba(244,241,238,0.015) 60%, rgba(244,241,238,0.04) 100%);
  backdrop-filter: blur(14px) saturate(1.3);
  -webkit-backdrop-filter: blur(14px) saturate(1.3);
}
.msg-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 7px;
}
.msg-head b {
  font-weight: 500;
  font-size: 0.86rem;
  letter-spacing: 0.06em;
  color: var(--accent);
}
.msg-head time {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--dimmer);
  white-space: nowrap;
}
.msg-text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.95;
  letter-spacing: 0.03em;
  color: var(--fg);
  word-break: break-word;
  white-space: pre-wrap;
}

.board-status {
  margin: 6px 0 0;
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: 0.2em;
  color: var(--dimmer);
}

.board-form {
  margin-top: clamp(22px, 3.4vh, 34px);
  display: grid;
  gap: 12px;
  text-align: left;
}
.board-row {
  display: flex;
  gap: 12px;
  align-items: stretch;
}
.board-name,
.board-text {
  width: 100%;
  font: inherit;
  font-size: 0.9rem;
  letter-spacing: 0.03em;
  color: var(--fg);
  background: rgba(244, 241, 238, 0.045);
  border: 1px solid rgba(244, 241, 238, 0.13);
  border-radius: 14px;
  padding: 13px 17px;
  outline: none;
  transition: border-color 0.4s var(--ease-apple), background 0.4s var(--ease-apple);
}
.board-name { max-width: 220px; }
.board-text { resize: vertical; min-height: 74px; line-height: 1.9; }
.board-name:focus,
.board-text:focus {
  border-color: rgba(255, 122, 47, 0.55);
  background: rgba(244, 241, 238, 0.07);
}
.board-name::placeholder,
.board-text::placeholder { color: var(--dimmer); }

.board-send {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex: 0 0 auto;
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: 0.24em;
  color: var(--fg);
  padding: 0 24px;
  border: 1px solid rgba(244, 241, 238, 0.22);
  border-radius: 100px;
  background: transparent;
  cursor: pointer;
  transition: color 0.45s var(--ease-apple), border-color 0.45s var(--ease-apple), gap 0.45s var(--ease-apple), opacity 0.3s;
}
.board-send svg {
  width: 13px; height: 13px;
  fill: none; stroke: currentColor; stroke-width: 1.6;
  stroke-linecap: round; stroke-linejoin: round;
}
.board-send:hover { color: var(--accent); border-color: var(--accent); gap: 15px; }
.board-send:disabled { opacity: 0.35; cursor: default; pointer-events: none; }

.board-hint {
  margin: -2px 0 0;
  min-height: 1em;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--dimmer);
}
.board-hint.is-bad { color: #ff7a6b; }

.board-all {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: clamp(24px, 3.6vh, 36px);
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: 0.26em;
  color: var(--dim);
  padding: 13px 26px;
  border: 1px solid rgba(244, 241, 238, 0.16);
  border-radius: 100px;
  transition: color 0.45s var(--ease-apple), border-color 0.45s var(--ease-apple), gap 0.45s var(--ease-apple);
}
.board-all .board-count { font-style: normal; margin-left: 2px; color: var(--dimmer); }
.board-all svg {
  width: 13px; height: 13px;
  fill: none; stroke: currentColor; stroke-width: 1.6;
  stroke-linecap: round; stroke-linejoin: round;
}
.board-all:hover { color: var(--accent); border-color: var(--accent); gap: 16px; }
.board-all:hover .board-count { color: var(--accent); }

@media (max-width: 560px) {
  .board-row { flex-direction: column; }
  .board-name { max-width: none; }
  .board-send { padding: 13px 24px; }
}

@media (prefers-reduced-motion: reduce) {
  .board-inner { transition: none; transform: none; opacity: 1; }
}
html.lite .board-inner { opacity: 1; transform: none; transition: none; }

/* ── boot: the apple-style cold open ─────────────────────────────────────── */

.boot {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: clamp(18px, 3vh, 28px);
  background: #000;
  pointer-events: none;
}
.boot-glow {
  position: absolute;
  top: 50%; left: 50%;
  width: min(52vw, 560px);
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  background: radial-gradient(50% 50% at 50% 50%, rgba(255, 122, 47, 0.16), rgba(255, 122, 47, 0.045) 46%, transparent 72%);
  opacity: 0;
}
.boot-video {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  object-fit: contain; /* 整段画面全露出来，不裁切 */
  background: #000;
  opacity: 0;
}
.boot-tag {
  position: relative;
  margin: 0;
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: 0.62em;
  text-indent: 0.62em;
  color: var(--dim);
  opacity: 0;
}
html.lite .boot { display: none; }

/* ── hairline: the apple-style gradient beam between sections ────────────── */

.hairline {
  position: relative;
  z-index: 4;
  height: 1px;
  background-color: #000;
  margin: 0 auto;
  max-width: 720px;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(244, 241, 238, 0.06) 18%,
    rgba(255, 122, 47, 0.55) 50%,
    rgba(244, 241, 238, 0.06) 82%,
    transparent 100%);
  opacity: 0;
  transform: scaleX(0.2);
  transition: opacity 1.6s var(--ease), transform 1.6s var(--ease);
}
.hairline.is-in { opacity: 1; transform: none; }
html.lite .hairline { opacity: 1; transform: none; transition: none; }
@media (prefers-reduced-motion: reduce) {
  .hairline { opacity: 1; transform: none; transition: none; }
}

/* ── specs: the apple-style tech-spec number band ────────────────────────── */

.specs {
  margin-top: clamp(26px, 3.4vw, 44px);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(14px, 2vw, 30px);
  max-width: 88ch;
  padding-bottom: clamp(16px, 2.2vh, 26px);
  border-bottom: 1px solid var(--hair);
}
.specs li {
  display: grid;
  gap: 6px;
  align-content: start;
  justify-items: start;
}
.specs b {
  font-weight: 250;
  font-size: clamp(1.9rem, 3.4vw, 3rem);
  letter-spacing: -0.02em;
  line-height: 1.05;
  background: linear-gradient(180deg, #fff 20%, rgba(244, 241, 238, 0.55) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-variant-numeric: tabular-nums;
}
.specs i {
  font-style: normal;
  font-family: var(--f-mono);
  font-size: 9.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--dimmer);
}
@media (max-width: 640px) {
  .specs { grid-template-columns: 1fr 1fr; gap: 20px 14px; }
}

/* ── showcase: apple-style huge type + one wide moving image ─────────────── */

.showcase {
  position: relative;
  z-index: 4;
  padding: clamp(110px, 16vh, 180px) var(--pad) clamp(90px, 13vh, 150px);
  background: #000;
  text-align: center;
  overflow: hidden;
}
.showcase .eyebrow { justify-content: center; }

.showcase-title {
  margin: 0 0 clamp(18px, 3vh, 30px);
  font-weight: 600;
  letter-spacing: -0.02em;
}
.showcase-title .ln {
  display: block;
  overflow: hidden;
  padding-bottom: 0.1em;
  font-size: clamp(2.6rem, 7.4vw, 6rem);
  line-height: 1.14;
}
.showcase-title .ln > span {
  display: inline-block;
  transform: translateY(115%);
  transition: transform 1.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.showcase-title.is-in .ln > span { transform: none; }
.showcase-title.is-in .ln + .ln > span { transition-delay: 0.18s; }

.showcase-lead {
  margin: 0 auto clamp(44px, 6.5vh, 70px);
  max-width: 52ch;
  color: var(--dim);
  font-size: clamp(0.92rem, 1.25vw, 1.06rem);
  line-height: 2.1;
  letter-spacing: 0.05em;
}

/* the band: starts small and grows to full width as you scroll (scrub) */
.showcase-band {
  position: relative;
  max-width: 1180px;
  margin: 0 auto;
  border-radius: 34px;
  overflow: hidden;
  transform: scale(0.9);
  transform-origin: 50% 60%;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.6);
  will-change: transform;
}
.showcase-band video {
  display: block;
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
}
.showcase-band::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.05) 55%, rgba(0,0,0,0.55));
  pointer-events: none;
}
.showcase-band-text {
  position: absolute;
  left: clamp(22px, 4vw, 52px);
  bottom: clamp(20px, 3.6vw, 44px);
  z-index: 2;
  display: grid;
  gap: 6px;
  text-align: left;
}
.showcase-band-text b {
  font-size: clamp(1.4rem, 3vw, 2.4rem);
  font-weight: 600;
  letter-spacing: 0.12em;
}
.showcase-band-text span {
  font-family: var(--f-mono);
  font-size: clamp(9px, 1vw, 11px);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(244, 241, 238, 0.72);
}

.showcase-captions {
  max-width: 1080px;
  margin: clamp(46px, 7vh, 76px) auto 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(18px, 3vw, 40px);
}
.showcase-cap {
  display: grid;
  gap: 8px;
  padding-top: clamp(18px, 2.6vh, 26px);
  border-top: 1px solid rgba(244, 241, 238, 0.14);
  text-align: left;
}
.showcase-cap b {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  font-weight: 500;
  letter-spacing: 0.06em;
}
.showcase-cap span {
  color: var(--dim);
  font-size: clamp(0.8rem, 1.05vw, 0.9rem);
  line-height: 1.9;
  letter-spacing: 0.04em;
}

@media (max-width: 720px) {
  .showcase-captions { grid-template-columns: 1fr; }
  .showcase-band video { aspect-ratio: 16 / 10; }
}

@media (prefers-reduced-motion: reduce) {
  .showcase-title .ln > span { transition: none; transform: none; }
  .showcase-band { transform: none; }
}
html.lite .showcase-title .ln > span { transform: none; transition: none; }
html.lite .showcase-band { transform: none; }

/* ── stats: apple-style count-up numbers ─────────────────────────────────── */

.stats {
  position: relative;
  z-index: 4;
  padding: clamp(90px, 13vh, 150px) var(--pad);
  background: #000;
  text-align: center;
  overflow: hidden;
}
.stats::before {
  content: "";
  position: absolute;
  inset: auto 0 -20%;
  height: 70%;
  background: radial-gradient(52% 60% at 50% 70%, rgba(255, 122, 47, 0.05), transparent 72%);
  pointer-events: none;
}
.stats .eyebrow { justify-content: center; margin-bottom: clamp(40px, 6vh, 64px); }

.stats-grid {
  position: relative;
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(20px, 3.4vw, 44px);
}
.stat { display: grid; gap: 10px; justify-items: center; }
.stat-num {
  font-size: clamp(2.4rem, 5.6vw, 4.6rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  background: linear-gradient(180deg, #fff 30%, rgba(244, 241, 238, 0.55));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.stat-label {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--dimmer);
}

@media (max-width: 720px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); row-gap: 40px; }
}

/* showcase / stats rise-in（配合 home.js 的观察器；lite 与减弱动效直接显示） */
.showcase [data-rise],
.stats [data-rise] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 1.5s var(--ease), transform 1.5s var(--ease);
}
.showcase [data-rise].is-in,
.stats [data-rise].is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .showcase [data-rise], .stats [data-rise] { transition: none; transform: none; opacity: 1; }
}
html.lite .showcase [data-rise],
html.lite .stats [data-rise] { opacity: 1; transform: none; transition: none; }

/* ── lens: parts fly in from the edges and assemble into a camera lens ────── */

.lens {
  position: relative;
  z-index: 4;
  padding: clamp(90px, 13vh, 150px) var(--pad);
  background: #000;
  text-align: center;
  overflow: hidden;
}
.lens .eyebrow { justify-content: center; }

.lens-title {
  margin: 0 0 clamp(30px, 4.5vh, 48px);
  font-weight: 300;
}
.lens-title .ln {
  display: block;
  overflow: hidden;
  padding-bottom: 0.08em;
  font-size: clamp(1.8rem, 4.4vw, 3.6rem);
  line-height: 1.22;
  letter-spacing: 0.04em;
}
.lens-title .ln > span {
  display: inline-block;
  transform: translateY(120%);
  transition: transform 1.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.lens-title.is-in .ln > span { transform: none; }
.lens-title.is-in .ln + .ln > span { transition-delay: 0.22s; }

.lens-stage {
  position: relative;
  width: min(72vw, 430px);
  margin: 0 auto;
}
.lens-glow {
  position: absolute;
  inset: -22%;
  background: radial-gradient(50% 50% at 50% 50%, rgba(255, 122, 47, 0.1), transparent 70%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 1.8s var(--ease);
}
.lens-stage.is-done .lens-glow { opacity: 1; }
.lens-svg { display: block; width: 100%; height: auto; overflow: visible; }

.lens-caption {
  max-width: 46ch;
  margin: clamp(30px, 4.5vh, 48px) auto 0;
  color: var(--dim);
  font-size: clamp(0.85rem, 1.1vw, 0.98rem);
  line-height: 2.1;
  letter-spacing: 0.06em;
}

.lens [data-rise] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 1.5s var(--ease), transform 1.5s var(--ease);
}
.lens [data-rise].is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .lens-title .ln > span { transition: none; transform: none; }
  .lens [data-rise] { transition: none; transform: none; opacity: 1; }
  .lens-glow { opacity: 1; transition: none; }
}
html.lite .lens-title .ln > span { transform: none; transition: none; }
html.lite .lens [data-rise] { opacity: 1; transform: none; transition: none; }
html.lite .lens-glow { opacity: 1; transition: none; }

/* ── login modal: phone + code + slider captcha ──────────────────────────── */
.auth-msg {
  min-height: 18px;
  font-size: 12px;
  color: var(--dim);
  letter-spacing: 0.04em;
}
.auth-msg.is-err { color: #ff6a55; }

.code-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
}
.code-btn {
  padding: 0 18px;
  border-radius: 12px;
  border: 1px solid rgba(255, 122, 47, 0.5);
  background: transparent;
  color: var(--accent);
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.35s var(--ease), color 0.35s var(--ease), opacity 0.35s;
}
.code-btn:hover:not(:disabled) { background: var(--accent); color: #1a0a00; }
.code-btn:disabled { opacity: 0.45; cursor: not-allowed; }

.captcha-modal { position: fixed; inset: 0; z-index: 90; display: grid; place-items: center; padding: 20px; }
.captcha-modal[hidden] { display: none; }
.captcha-modal .auth-backdrop { opacity: 0; transition: opacity 0.4s var(--ease-apple); }
.captcha-modal.is-open .auth-backdrop { opacity: 1; }
.captcha-modal.is-open .auth-card { opacity: 1; transform: none; }
.captcha-card { width: min(92vw, 380px); }

.captcha-stage {
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(244, 241, 238, 0.14);
  background: #0a0a10;
}
.captcha-canvas { display: block; width: 100%; height: auto; }
.captcha-refresh {
  position: absolute;
  top: 8px; right: 8px;
  width: 30px; height: 30px;
  display: grid; place-items: center;
  border-radius: 9px;
  border: 1px solid rgba(244, 241, 238, 0.18);
  background: rgba(0, 0, 0, 0.5);
  color: var(--dim);
  cursor: pointer;
  transition: color 0.3s, border-color 0.3s, transform 0.4s var(--ease);
}
.captcha-refresh svg { width: 15px; height: 15px; }
.captcha-refresh:hover { color: var(--accent); border-color: var(--accent); transform: rotate(70deg); }

.captcha-track {
  position: relative;
  height: 44px;
  border-radius: 100px;
  border: 1px solid rgba(244, 241, 238, 0.16);
  background: rgba(0, 0, 0, 0.45);
  overflow: hidden;
  user-select: none;
}
.captcha-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
  background: linear-gradient(90deg, rgba(255, 122, 47, 0.18), rgba(255, 122, 47, 0.35));
}
.captcha-hint {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--dim);
  transition: opacity 0.3s;
  pointer-events: none;
}
.captcha-handle {
  position: absolute;
  top: 3px; left: 0;
  width: 38px; height: 38px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: linear-gradient(135deg, #f8f5f2, #dcd8d3);
  color: #141414;
  cursor: grab;
  touch-action: none;
  box-shadow: 0 3px 12px rgba(0, 0, 0, 0.5);
  transition: box-shadow 0.3s;
}
.captcha-handle:active { cursor: grabbing; box-shadow: 0 5px 18px rgba(255, 122, 47, 0.35); }
.captcha-handle svg { width: 15px; height: 15px; }

.captcha-msg { text-align: center; }

@keyframes captcha-shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-7px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(3px); }
}
.captcha-stage.shake { animation: captcha-shake 0.45s var(--ease); }

/* ═══ download section (getapp) ══════════════════════════════════════════ */
.getapp {
  padding: clamp(46px, 7vh, 84px) var(--pad) clamp(56px, 8vh, 96px);
  position: relative;
  overflow: hidden;
}
.getapp::before {
  content: "";
  position: absolute;
  left: 50%; top: 50%;
  width: min(72vw, 640px); height: min(72vw, 640px);
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(255, 122, 47, 0.1), transparent 62%);
  pointer-events: none;
}
.getapp-inner {
  position: relative;
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}
.getapp-copy { text-align: left; }
.getapp-title { font-size: clamp(1.9rem, 3.6vw, 3.2rem); margin: 14px 0 0; }
.getapp-lead { margin: 16px 0 20px; }
.getapp-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--dim);
  border-bottom: 1px solid rgba(244, 241, 238, 0.25);
  padding-bottom: 4px;
  transition: color 0.35s var(--ease), border-color 0.35s var(--ease);
}
.getapp-more:hover { color: var(--accent); border-color: var(--accent); }

.getapp-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 13px;
}
.get-card {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 15px 16px;
  border-radius: 16px;
  border: 1px solid rgba(244, 241, 238, 0.14);
  background: linear-gradient(165deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.012));
  transition: transform 0.45s var(--ease-apple), border-color 0.35s, box-shadow 0.45s var(--ease-apple);
}
.get-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 122, 47, 0.5);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
}
.get-card-icon {
  flex: none;
  width: 40px; height: 40px;
  display: grid;
  place-items: center;
  border-radius: 11px;
  border: 1px solid rgba(244, 241, 238, 0.14);
  background: rgba(0, 0, 0, 0.35);
}
.get-card-icon svg { width: 21px; height: 21px; fill: var(--fg); }
.get-card-icon svg .stroke { fill: none; stroke: var(--fg); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.get-card-icon svg .eye { fill: #0a0a10; }
.get-card.is-live .get-card-icon { border-color: rgba(255, 122, 47, 0.5); }
.get-card.is-live .get-card-icon svg { fill: var(--accent); }
.get-card.is-live .get-card-icon svg .stroke { stroke: var(--accent); fill: none; }
.get-card-text { flex: 1; min-width: 0; display: grid; gap: 2px; }
.get-card-text b { font-size: 14px; font-weight: 700; letter-spacing: 0.03em; }
.get-card-text i {
  font-style: normal;
  font-family: var(--f-mono);
  font-size: 9.5px;
  letter-spacing: 0.1em;
  color: var(--dimmer);
}
.get-card-arrow { flex: none; color: var(--dimmer); font-size: 14px; transition: color 0.35s, transform 0.35s var(--ease); }
.get-card:hover .get-card-arrow { color: var(--accent); transform: translate(2px, -2px); }

@media (max-width: 900px) {
  .getapp-inner { grid-template-columns: 1fr; gap: 30px; }
  .getapp-copy { text-align: center; }
  .getapp-copy .eyebrow { justify-content: center; }
}
@media (max-width: 460px) {
  .getapp-grid { grid-template-columns: 1fr; }
}

/* ═══ update popup (browser-style window) ════════════════════════════════ */
.upd-modal { position: fixed; inset: 0; z-index: 95; display: grid; place-items: center; padding: 20px; }
.upd-modal[hidden] { display: none; }
.upd-modal .auth-backdrop { opacity: 0; transition: opacity 0.4s var(--ease-apple); }
.upd-modal.is-open .auth-backdrop { opacity: 1; }

.upd-win {
  position: relative;
  width: min(92vw, 430px);
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(244, 241, 238, 0.16);
  background: #0d0d11;
  box-shadow: 0 44px 120px rgba(0, 0, 0, 0.8), 0 0 70px rgba(255, 122, 47, 0.07);
  opacity: 0;
  transform: translateY(26px) scale(0.96);
  transition: opacity 0.45s var(--ease), transform 0.5s var(--ease-apple);
}
.upd-modal.is-open .upd-win { opacity: 1; transform: none; }

.upd-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  background: rgba(255, 255, 255, 0.045);
  border-bottom: 1px solid rgba(244, 241, 238, 0.1);
}
.upd-dots { display: inline-flex; gap: 7px; }
.upd-dots i { width: 11px; height: 11px; border-radius: 50%; }
.upd-dots i:nth-child(1) { background: #ff5f57; }
.upd-dots i:nth-child(2) { background: #febc2e; }
.upd-dots i:nth-child(3) { background: #28c840; }
.upd-url {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(244, 241, 238, 0.08);
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--dim);
}
.upd-url svg { width: 10px; height: 10px; fill: none; stroke: var(--dimmer); stroke-width: 1.6; }
.upd-x {
  flex: none;
  width: 24px; height: 24px;
  display: grid; place-items: center;
  border: none; background: transparent;
  color: var(--dimmer);
  font-size: 17px;
  cursor: pointer;
  border-radius: 7px;
  transition: color 0.3s, background 0.3s;
}
.upd-x:hover { color: var(--fg); background: rgba(255, 255, 255, 0.08); }

.upd-body { padding: 26px 26px 24px; text-align: center; }
.upd-logo { width: 46px; height: auto; margin-bottom: 14px; filter: drop-shadow(0 0 14px rgba(255, 122, 47, 0.35)); }
.upd-title { margin: 0 0 8px; font-size: 17px; font-weight: 700; letter-spacing: 0.04em; }
.upd-title em { font-style: normal; color: var(--accent); }
.upd-text { margin: 0 auto 20px; max-width: 300px; color: var(--dim); font-size: 13px; line-height: 1.9; }
.upd-actions { display: flex; gap: 11px; }
.upd-go, .upd-ok {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 10px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: transform 0.4s var(--ease-apple), box-shadow 0.4s, background 0.3s, color 0.3s, border-color 0.3s;
}
.upd-go {
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #1a0a00;
}
.upd-go:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(255, 122, 47, 0.3); }
.upd-ok {
  border: 1px solid rgba(244, 241, 238, 0.22);
  background: transparent;
  color: var(--fg);
  font-family: inherit;
}
.upd-ok:hover { border-color: var(--accent); color: var(--accent); }

/* ═══ privacy statement modal ════════════════════════════════════════════ */
.pv-modal { position: fixed; inset: 0; z-index: 96; display: grid; place-items: center; padding: 20px; }
.pv-modal[hidden] { display: none; }
.pv-modal .auth-backdrop { opacity: 0; transition: opacity 0.4s var(--ease-apple); }
.pv-modal.is-open .auth-backdrop { opacity: 1; }

.pv-win {
  position: relative;
  width: min(94vw, 560px);
  height: min(82vh, 640px);
  display: grid;
  grid-template-rows: auto 1fr auto;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(244, 241, 238, 0.16);
  background: #0d0d11;
  box-shadow: 0 44px 120px rgba(0, 0, 0, 0.8);
  opacity: 0;
  transform: translateY(26px) scale(0.96);
  transition: opacity 0.45s var(--ease), transform 0.5s var(--ease-apple);
}
.pv-modal.is-open .pv-win { opacity: 1; transform: none; }

.pv-head {
  padding: 20px 24px 14px;
  border-bottom: 1px solid rgba(244, 241, 238, 0.1);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}
.pv-title { margin: 0; font-size: 17px; font-weight: 700; letter-spacing: 0.08em; }
.pv-hint { margin: 0; font-family: var(--f-mono); font-size: 10px; letter-spacing: 0.14em; color: var(--dimmer); }

.pv-scroll {
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 4px 24px 10px;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 122, 47, 0.5) rgba(255, 255, 255, 0.06);
}
.pv-scroll::-webkit-scrollbar { width: 5px; }
.pv-scroll::-webkit-scrollbar-track { background: rgba(255, 255, 255, 0.05); }
.pv-scroll::-webkit-scrollbar-thumb { background: rgba(255, 122, 47, 0.45); border-radius: 100px; }

.pv-body p { margin: 14px 0 0; color: var(--dim); font-size: 13.5px; line-height: 2.05; }
.pv-body h4 { margin: 24px 0 0; font-size: 14.5px; font-weight: 700; color: var(--fg); letter-spacing: 0.05em; }

.pv-credit {
  margin: 34px 0 20px !important;
  text-align: center;
  font-size: clamp(22px, 4.6vw, 34px) !important;
  font-weight: 800;
  letter-spacing: 0.06em;
  line-height: 1.5 !important;
  color: #2ee06f !important;
  text-shadow: 0 0 26px rgba(46, 224, 111, 0.4);
}

.pv-foot {
  padding: 15px 24px;
  border-top: 1px solid rgba(244, 241, 238, 0.1);
  display: flex;
  align-items: center;
  gap: 16px;
}
.pv-progress {
  flex: 1;
  margin: 0;
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--dimmer);
}
.pv-progress.is-done { color: #2ee06f; }
.pv-ok {
  flex: none;
  padding: 12px 30px;
  border-radius: 100px;
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  border: 1px solid rgba(244, 241, 238, 0.16);
  background: rgba(255, 255, 255, 0.04);
  color: var(--dimmer);
  cursor: not-allowed;
  transition: all 0.4s var(--ease);
}
.pv-ok.is-on {
  border-color: var(--accent);
  background: var(--accent);
  color: #1a0a00;
  cursor: pointer;
  box-shadow: 0 10px 28px rgba(255, 122, 47, 0.28);
}
.pv-ok.is-on:hover { transform: translateY(-2px); box-shadow: 0 14px 34px rgba(255, 122, 47, 0.4); }

@keyframes pv-shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  50% { transform: translateX(5px); }
  75% { transform: translateX(-3px); }
}
.pv-win.shake { animation: pv-shake 0.4s var(--ease); }