/* ==========================================================================
   Cube Launcher — 官网样式
   ========================================================================== */

:root {
  --bg: #05070e;
  --bg-soft: #080b14;
  --text: #eef2f9;
  --muted: #94a2b8;
  --muted-2: #6b788c;
  --line: rgba(255, 255, 255, 0.085);
  --line-strong: rgba(255, 255, 255, 0.16);
  --surface: rgba(255, 255, 255, 0.042);
  --surface-2: rgba(255, 255, 255, 0.07);
  --accent: #0891fe;
  --accent-2: #5cc8ff;
  --accent-3: #7c5cff;
  --accent-soft: rgba(8, 145, 254, 0.14);
  --r-sm: 12px;
  --r: 18px;
  --r-lg: 26px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --shell: min(1180px, 91vw);
  --nav-h: 70px;
  --font: "Inter", "SF Pro Display", -apple-system, BlinkMacSystemFont, "Segoe UI",
          "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }

html { color-scheme: dark; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: #05070e; }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, rgba(92, 200, 255, 0.35), rgba(124, 92, 255, 0.25));
  border-radius: 99px;
  border: 2px solid #05070e;
}
::-webkit-scrollbar-thumb:hover { background: rgba(92, 200, 255, 0.55); }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 18px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  font-feature-settings: "ss01", "cv01";
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -0.03em; line-height: 1.12; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
b { font-weight: 600; }

::selection { background: rgba(8, 145, 254, 0.35); color: #fff; }

:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 3px;
  border-radius: 6px;
}

/* 细颗粒材质 */
.noise {
  position: fixed;
  inset: 0;
  z-index: 90;
  pointer-events: none;
  opacity: 0.038;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

.progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 100%;
  z-index: 120;
  transform: scaleX(var(--p, 0));
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2) 60%, var(--accent-3));
  box-shadow: 0 0 18px rgba(8, 145, 254, 0.7);
  transition: transform 0.12s linear;
}

/* ============================ 导航 ============================ */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--nav-h);
  z-index: 100;
  display: flex;
  align-items: center;
  transition: background 0.45s var(--ease), border-color 0.45s var(--ease),
              backdrop-filter 0.45s var(--ease), height 0.35s var(--ease);
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  height: 62px;
  background: rgba(5, 7, 14, 0.72);
  border-bottom-color: var(--line);
  backdrop-filter: blur(22px) saturate(150%);
  -webkit-backdrop-filter: blur(22px) saturate(150%);
}

.nav-inner {
  width: var(--shell);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand { display: flex; align-items: center; gap: 10px; }
.brand img { border-radius: 8px; }
.brand-text { font-weight: 600; letter-spacing: -0.01em; }
.brand-tag {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--accent-2);
  padding: 2px 7px;
  border-radius: 999px;
  border: 1px solid rgba(92, 200, 255, 0.28);
  background: rgba(92, 200, 255, 0.08);
}

.nav-links {
  display: flex;
  gap: 4px;
  margin-left: auto;
}
.nav-links a {
  position: relative;
  padding: 8px 14px;
  font-size: 14.5px;
  color: var(--muted);
  border-radius: 999px;
  transition: color 0.3s var(--ease), background 0.3s var(--ease);
}
.nav-links a:hover { color: var(--text); background: var(--surface); }

.nav-actions { display: flex; align-items: center; gap: 10px; }

/* ============================ 按钮 ============================ */
.primary-btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 14px 26px;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  border-radius: 999px;
  background: linear-gradient(135deg, #0a8ffd, #1f6bff 55%, #4f5cff);
  box-shadow: 0 8px 22px -12px rgba(8, 145, 254, 0.8), inset 0 1px 0 rgba(255, 255, 255, 0.26);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease), filter 0.4s var(--ease);
  will-change: transform;
}
.primary-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 44px -14px rgba(8, 145, 254, 0.95), inset 0 1px 0 rgba(255, 255, 255, 0.34);
  filter: saturate(115%);
}
.primary-btn:active { transform: translateY(0) scale(0.985); }
.primary-btn.small { padding: 10px 20px; font-size: 14px; }

.ghost-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 14.5px;
  color: var(--text);
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(10px);
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease),
              background 0.4s var(--ease), color 0.3s var(--ease);
}
.ghost-btn:hover {
  transform: translateY(-2px);
  border-color: rgba(92, 200, 255, 0.5);
  background: rgba(92, 200, 255, 0.08);
}
.ghost-btn.large { padding: 14px 24px; font-size: 15px; }

/* ============================ 揭示动画 ============================ */
html:not(.js) .reveal { opacity: 1; transform: none; filter: none; }

.reveal {
  opacity: 0;
  transform: translateY(26px);
  filter: blur(6px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease), filter 0.9s var(--ease);
  transition-delay: calc(var(--i, 0) * 80ms);
}
.reveal.in {
  opacity: 1;
  transform: none;
  filter: none;
}

/* ============================ HERO ============================ */
.hero {
  position: relative;
  min-height: min(100svh, 812px);
  padding: calc(var(--nav-h) + 76px) 0 66px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(104deg, transparent 40%, rgba(92, 200, 255, 0.055) 49%, transparent 58%);
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 220px;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(5, 7, 14, 0.85), transparent);
}

.hero-inner {
  width: var(--shell);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 0.9fr 1.22fr;
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
  position: relative;
  z-index: 3;
}

.aurora { position: absolute; inset: -20% -10% 0; z-index: 0; pointer-events: none; }
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  will-change: transform;
}
.b1 {
  width: 46vw; height: 46vw; left: -6vw; top: -8vw;
  background: radial-gradient(circle at 50% 50%, rgba(8, 145, 254, 0.55), transparent 62%);
  animation: drift1 26s ease-in-out infinite;
}
.b2 {
  width: 40vw; height: 40vw; right: -6vw; top: 2vw;
  background: radial-gradient(circle at 50% 50%, rgba(124, 92, 255, 0.42), transparent 64%);
  animation: drift2 32s ease-in-out infinite;
}
.b3 {
  width: 52vw; height: 32vw; left: 22vw; bottom: -14vw;
  background: radial-gradient(circle at 50% 50%, rgba(0, 214, 190, 0.2), transparent 66%);
  animation: drift3 38s ease-in-out infinite;
}
@keyframes drift1 {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(6vw, 4vw, 0) scale(1.12); }
}
@keyframes drift2 {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1.06); }
  50% { transform: translate3d(-5vw, 6vw, 0) scale(0.94); }
}
@keyframes drift3 {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(-7vw, -3vw, 0) scale(1.1); }
}

.hero-grid {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.055) 1px, transparent 1px);
  background-size: 76px 76px;
  mask-image: radial-gradient(ellipse 78% 62% at 50% 34%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 78% 62% at 50% 34%, #000 20%, transparent 78%);
  opacity: 0.75;
}

.spotlight {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: radial-gradient(
    420px circle at var(--mx, 50%) var(--my, 40%),
    rgba(92, 200, 255, 0.13),
    transparent 68%
  );
  opacity: 0;
  transition: opacity 0.6s var(--ease);
}
body.has-pointer .spotlight { opacity: 1; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 12.5px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 7px 15px 7px 11px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.032);
  backdrop-filter: blur(8px);
}
.eyebrow .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: #37e0a4;
  box-shadow: 0 0 0 4px rgba(55, 224, 164, 0.16);
  animation: pulse 2.6s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(55, 224, 164, 0.16); }
  50% { box-shadow: 0 0 0 7px rgba(55, 224, 164, 0.05); }
}

h1 {
  margin: 26px 0 0;
  font-size: clamp(2.25rem, 4.5vw, 3.72rem);
  font-weight: 600;
  letter-spacing: -0.05em;
  line-height: 1.1;
}
h1 .grad {
  background: linear-gradient(102deg, #eaf2ff 6%, #5cc8ff 46%, #8f7bff 92%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede {
  margin-top: 24px;
  max-width: 33em;
  font-size: clamp(15.5px, 1.15vw, 17.5px);
  color: var(--muted);
  line-height: 1.75;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}
.cta-row.center { justify-content: center; }

.meta-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 34px;
  font-size: 13.5px;
  color: var(--muted-2);
}
.meta-row b {
  color: var(--text);
  font-size: 15px;
  font-variant-numeric: tabular-nums;
}
.meta-row .sep { width: 1px; height: 12px; background: var(--line-strong); }

.scroll-hint {
  position: absolute;
  left: 50%;
  bottom: 26px;
  z-index: 4;
  width: 22px;
  height: 34px;
  margin-left: -11px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  display: grid;
  place-items: start center;
  padding-top: 7px;
}
.scroll-hint span {
  width: 3px; height: 7px; border-radius: 2px;
  background: var(--accent-2);
  animation: wheel 1.9s var(--ease) infinite;
}
@keyframes wheel {
  0% { transform: translateY(0); opacity: 0; }
  25% { opacity: 1; }
  75% { transform: translateY(11px); opacity: 0; }
  100% { opacity: 0; }
}

/* ============================ 界面示意 ============================ */
.hero-visual { perspective: 1400px; }

/* ============================ 首屏截图 ============================ */
.shot-frame {
  position: relative;
  border-radius: 14px;
  transform-style: preserve-3d;
  transform: rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
  transition: transform 0.75s var(--ease);
}
.shot-frame::before {
  content: "";
  position: absolute;
  inset: -16% -12% -20%;
  border-radius: 46%;
  background:
    radial-gradient(58% 58% at 50% 44%, rgba(8, 145, 254, 0.34), transparent 72%),
    radial-gradient(46% 46% at 78% 78%, rgba(124, 92, 255, 0.2), transparent 74%);
  filter: blur(56px);
  z-index: -1;
  pointer-events: none;
}
.shot-img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow:
    0 44px 90px -46px rgba(0, 0, 0, 0.95),
    0 2px 0 rgba(255, 255, 255, 0.05) inset;
  transform: translateZ(0);
}

.float-chip {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 14px;
  border-radius: 999px;
  font-size: 12px;
  color: #dbe8ff;
  background: rgba(12, 18, 30, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(14px);
  box-shadow: 0 18px 40px -18px rgba(0, 0, 0, 0.9);
  animation: float 6s ease-in-out infinite;
}
.float-chip b { color: var(--accent-2); font-size: 11px; letter-spacing: 0.04em; }
.chip-a { left: -18px; bottom: 34px; }
.chip-b { right: -10px; top: -18px; animation-delay: -3s; }
.chip-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: #37e0a4;
  box-shadow: 0 0 10px rgba(55, 224, 164, 0.9);
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}

/* ============================ 跑马灯 ============================ */
.marquee {
  position: relative;
  overflow: hidden;
  padding: 18px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.014);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee-track {
  display: flex;
  gap: 22px;
  width: max-content;
  animation: scroll-x 46s linear infinite;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted-2);
  white-space: nowrap;
}
.marquee-track span:nth-child(even) { color: rgba(92, 200, 255, 0.5); }
@keyframes scroll-x {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.marquee:hover .marquee-track { animation-play-state: paused; }

/* ============================ 通用区块 ============================ */
.section {
  width: var(--shell);
  margin: 0 auto;
  padding: clamp(72px, 9vw, 132px) 0;
}

.section-head { max-width: 640px; margin-bottom: clamp(36px, 5vw, 60px); }

.kicker {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 16px;
}

.section h2 {
  font-size: clamp(1.85rem, 3.4vw, 2.85rem);
  letter-spacing: -0.038em;
  line-height: 1.16;
  text-wrap: balance;
}

.section-sub {
  margin-top: 16px;
  color: var(--muted);
  font-size: 15.5px;
  line-height: 1.75;
}
.accent { color: var(--accent-2); }

/* ============================ Bento ============================ */
.bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 26px 26px 24px;
  border-radius: var(--r);
  border: 1px solid var(--line);
  background:
    linear-gradient(178deg, rgba(255, 255, 255, 0.062), rgba(255, 255, 255, 0.016) 62%, rgba(255, 255, 255, 0.008));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
  overflow: hidden;
  transition: transform 0.55s var(--ease), border-color 0.45s var(--ease),
              box-shadow 0.55s var(--ease);
  will-change: transform;
}
.card.span2 { grid-column: span 2; }

.card::before {
  /* 鼠标跟随的冷光 */
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: radial-gradient(
    280px circle at var(--x, 50%) var(--y, 0%),
    rgba(92, 200, 255, 0.13),
    transparent 66%
  );
  opacity: 0;
  transition: opacity 0.5s var(--ease);
  pointer-events: none;
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(92, 200, 255, 0.3);
  box-shadow: 0 26px 60px -34px rgba(8, 145, 254, 0.85);
}
.card:hover::before { opacity: 1; }

.card-ico {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  color: #bcdcff;
  background: linear-gradient(160deg, rgba(8, 145, 254, 0.22), rgba(8, 145, 254, 0.06));
  border: 1px solid rgba(92, 200, 255, 0.22);
  margin-bottom: 18px;
}

.card h3 { font-size: 18.5px; letter-spacing: -0.02em; margin-bottom: 10px; }
.card p { font-size: 14.5px; color: var(--muted); line-height: 1.72; }


/* 迷你联机切换 */
.mini-split {
  position: relative;
  margin-top: auto;
  padding-top: 6px;
  display: flex;
  gap: 6px;
  align-items: center;
  padding: 6px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.022);
  font-size: 12px;
}
.ms-tab {
  padding: 6px 14px;
  border-radius: 8px;
  color: var(--muted-2);
}
.ms-tab.active {
  color: #eaf4ff;
  background: rgba(8, 145, 254, 0.2);
  box-shadow: inset 0 0 0 1px rgba(8, 145, 254, 0.42), 0 6px 18px -10px rgba(8, 145, 254, 0.9);
}
.ms-body {
  flex: 1;
  height: 26px;
  margin-left: 4px;
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.02) 70%),
    repeating-linear-gradient(90deg, transparent 0 18px, rgba(255, 255, 255, 0.07) 18px 19px);
  border: 1px solid rgba(255, 255, 255, 0.06);
}


/* ============================ 界面预览 ============================ */
.screens-section { padding-top: 26px; }

.screens-stage {
  position: relative;
  max-width: 1040px;
  margin: 14px auto 0;
}
.screens-stage::before {
  content: "";
  position: absolute;
  inset: 8% 6% -6%;
  border-radius: 42%;
  background:
    radial-gradient(56% 60% at 50% 50%, rgba(8, 145, 254, 0.24), transparent 72%),
    radial-gradient(40% 40% at 82% 84%, rgba(124, 92, 255, 0.16), transparent 74%);
  filter: blur(64px);
  pointer-events: none;
  z-index: -1;
}

.stage-frame {
  position: relative;
  aspect-ratio: 1440 / 860;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-top-color: rgba(255, 255, 255, 0.2);
  background: #0a0e17;
  box-shadow:
    0 50px 110px -58px rgba(0, 0, 0, 0.95),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.stage-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  opacity: 0;
  transform: scale(1.018);
  transition: opacity 0.62s var(--ease), transform 1.15s var(--ease);
  will-change: opacity, transform;
}
.stage-img.on { opacity: 1; transform: none; }

.stage-shine {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(104deg, transparent 42%, rgba(255, 255, 255, 0.16) 50%, transparent 58%);
  transform: translateX(-120%);
  opacity: 0;
}
.screens-stage:hover .stage-shine {
  animation: stage-sweep 1.5s var(--ease) 0.06s 1;
}
@keyframes stage-sweep {
  0% { transform: translateX(-120%); opacity: 0; }
  22% { opacity: 1; }
  100% { transform: translateX(120%); opacity: 0; }
}

.stage-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 16px;
  font-size: 13px;
  color: var(--muted-2);
  letter-spacing: 0.02em;
}
.stage-name { color: #cfe0f5; }
.stage-count b { color: var(--accent-2); font-weight: 600; }

.shot-tabs {
  display: flex;
  gap: 10px;
  max-width: 1040px;
  margin: 24px auto 0;
  padding: 2px 2px 10px;
  overflow-x: auto;
  scrollbar-width: thin;
  scroll-snap-type: x proximity;
}
.shot-tabs::-webkit-scrollbar { height: 6px; }
.shot-tabs::-webkit-scrollbar-track { background: transparent; }
.shot-tabs::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border: none;
  border-radius: 99px;
}

.shot-tab {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 8px;
  border-radius: 12px;
  border: 1px solid transparent;
  background: rgba(255, 255, 255, 0.02);
  cursor: pointer;
  scroll-snap-align: start;
  transition: border-color 0.4s var(--ease), background 0.4s var(--ease), transform 0.4s var(--ease);
}
.shot-tab:hover { background: rgba(255, 255, 255, 0.045); transform: translateY(-2px); }
.shot-tab.active {
  border-color: rgba(92, 200, 255, 0.42);
  background: rgba(8, 145, 254, 0.09);
  box-shadow: inset 0 0 0 1px rgba(92, 200, 255, 0.12);
}

.tab-thumb {
  display: block;
  aspect-ratio: 1440 / 860;
  border-radius: 7px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: #0a0e17;
}
.tab-thumb img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  opacity: 0.55;
  transform: scale(1.01);
  transition: opacity 0.45s var(--ease), transform 0.6s var(--ease);
}
.shot-tab:hover .tab-thumb img { opacity: 0.8; }
.shot-tab.active .tab-thumb img { opacity: 1; transform: none; }

.tab-name {
  font-size: 12.5px;
  color: var(--muted);
  text-align: left;
  letter-spacing: 0.01em;
  transition: color 0.35s var(--ease);
}
.shot-tab.active .tab-name { color: #e6f2ff; }

/* ============================ 下载 ============================ */
.dl-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.dl-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 26px 26px 24px;
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: linear-gradient(178deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.012));
  overflow: hidden;
  transition: transform 0.55s var(--ease), border-color 0.45s var(--ease),
              box-shadow 0.55s var(--ease);
}
.dl-card::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: radial-gradient(300px circle at var(--x, 50%) var(--y, 0%), rgba(92, 200, 255, 0.14), transparent 66%);
  opacity: 0;
  transition: opacity 0.5s var(--ease);
  pointer-events: none;
}
.dl-card:hover {
  transform: translateY(-5px);
  border-color: rgba(92, 200, 255, 0.32);
  box-shadow: 0 30px 60px -36px rgba(8, 145, 254, 0.9);
}
.dl-card:hover::before { opacity: 1; }

.dl-card.primary {
  border-color: rgba(8, 145, 254, 0.34);
  background:
    radial-gradient(120% 100% at 12% 0%, rgba(8, 145, 254, 0.16), transparent 62%),
    linear-gradient(178deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.014));
}
.dl-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 34px;
}
.dl-ico {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 11px;
  color: #bcdcff;
  background: linear-gradient(160deg, rgba(8, 145, 254, 0.2), rgba(8, 145, 254, 0.05));
  border: 1px solid rgba(92, 200, 255, 0.2);
}
.dl-card.primary .dl-ico {
  color: #eaf5ff;
  background: linear-gradient(150deg, #0a8ffd, #2f6dff);
  border-color: transparent;
  box-shadow: 0 10px 24px -12px rgba(8, 145, 254, 0.9), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}
.dl-badge {
  align-self: flex-start;
  font-size: 10.5px;
  letter-spacing: 0.1em;
  padding: 3px 9px;
  border-radius: 999px;
  color: #d9ecff;
  background: rgba(8, 145, 254, 0.22);
  border: 1px solid rgba(92, 200, 255, 0.32);
}
.dl-card h3 { font-size: 19px; }
.dl-desc { font-size: 14px; color: var(--muted); line-height: 1.65; min-height: 3.3em; }
.dl-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
  padding-top: 12px;
  font-size: 12px;
  color: var(--muted-2);
}
.dl-meta span {
  padding: 3px 9px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
  font-variant-numeric: tabular-nums;
}
.dl-go {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  font-weight: 500;
  color: #cfe4ff;
}
.dl-card:hover .dl-go { color: #fff; }
.dl-card:hover .dl-ico { transform: translateY(-2px); }
.dl-ico { transition: transform 0.45s var(--ease); }
.dl-go svg { transition: transform 0.45s var(--ease); }
.dl-card:hover .dl-go svg { transform: translateY(3px); }

.dl-notes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 22px;
}
.note {
  padding: 18px 20px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
}
.note-k {
  display: block;
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 8px;
}
.note p { font-size: 13.5px; color: var(--muted); line-height: 1.7; }
.note a { color: #bcdcff; border-bottom: 1px solid rgba(92, 200, 255, 0.35); }
.note a:hover { color: #fff; border-bottom-color: #fff; }

/* ============================ 更新日志 ============================ */
.log-list { display: grid; gap: 14px; }

.log-item {
  position: relative;
  padding: 26px 28px;
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: linear-gradient(178deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.01));
  transition: border-color 0.45s var(--ease), transform 0.5s var(--ease);
}
.log-item:hover { border-color: rgba(92, 200, 255, 0.24); }

.log-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.log-tag {
  font-size: 13px;
  font-weight: 600;
  padding: 4px 11px;
  border-radius: 999px;
  color: #e6f2ff;
  background: rgba(8, 145, 254, 0.18);
  border: 1px solid rgba(92, 200, 255, 0.3);
  font-variant-numeric: tabular-nums;
}
.log-name { font-size: 15px; font-weight: 500; }
.log-date { margin-left: auto; font-size: 12.5px; color: var(--muted-2); font-variant-numeric: tabular-nums; }

.log-body { display: grid; gap: 6px; max-width: 74ch; }
.log-body h4 {
  margin: 12px 0 2px;
  font-size: 12.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-2);
  font-weight: 500;
}
.log-body h4:first-child { margin-top: 0; }
.log-body li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.72;
}
.log-body li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 10px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(92, 200, 255, 0.55);
}
.log-body li b { color: #dcebff; }
.log-body p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.72;
}
.log-body blockquote {
  margin: 6px 0 0;
  padding: 10px 16px;
  border-left: 2px solid rgba(92, 200, 255, 0.42);
  background: rgba(92, 200, 255, 0.05);
  border-radius: 0 8px 8px 0;
  color: #b8c8dd;
  font-size: 13.5px;
  line-height: 1.7;
}
.log-body code {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.92em;
  padding: 1px 5px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.08);
  color: #cfe4ff;
}
.log-body a { color: #bcdcff; border-bottom: 1px solid rgba(92, 200, 255, 0.35); }

.log-skeleton {
  padding: 26px 28px;
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  display: grid;
  gap: 10px;
}
.sk-line {
  height: 10px;
  border-radius: 4px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.05));
  background-size: 200% 100%;
  animation: sk 1.5s linear infinite;
}
.sk-line.w30 { width: 30%; }
.sk-line.w60 { width: 60%; }
.sk-line.w80 { width: 80%; }
@keyframes sk {
  from { background-position: 200% 0; }
  to { background-position: -200% 0; }
}

.log-more { display: flex; justify-content: center; margin-top: 28px; }

/* ============================ 结尾 CTA ============================ */
.final-cta {
  position: relative;
  width: var(--shell);
  margin: 0 auto;
  padding: clamp(64px, 8vw, 110px) 0 clamp(72px, 9vw, 120px);
  text-align: center;
  overflow: hidden;
}
.fc-glow {
  position: absolute;
  left: 50%;
  top: 6%;
  width: 760px;
  height: 420px;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at center, rgba(8, 145, 254, 0.24), transparent 66%);
  filter: blur(28px);
  pointer-events: none;
}
.final-cta h2 {
  position: relative;
  font-size: clamp(1.9rem, 4vw, 3.1rem);
  letter-spacing: -0.04em;
}
.final-cta p {
  position: relative;
  margin-top: 16px;
  color: var(--muted);
  font-size: 15.5px;
}

/* ============================ 页脚 ============================ */
.footer {
  border-top: 1px solid var(--line);
  background: #04060c;
}
.footer-inner {
  width: var(--shell);
  margin: 0 auto;
  padding: 54px 0 34px;
  display: flex;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}
.f-brand { display: flex; gap: 12px; align-items: flex-start; }
.f-brand img { border-radius: 7px; }
.f-brand strong { display: block; font-size: 15px; letter-spacing: -0.01em; }
.f-brand span { font-size: 12.5px; color: var(--muted-2); }

.f-links { display: flex; gap: clamp(32px, 6vw, 80px); }
.f-links > div { display: grid; gap: 9px; align-content: start; }
.f-k {
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 3px;
}
.f-links a {
  font-size: 13.5px;
  color: var(--muted);
  transition: color 0.3s var(--ease);
}
.f-links a:hover { color: #fff; }

.footer-bottom {
  width: var(--shell);
  margin: 0 auto;
  padding: 18px 0 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}
.footer-bottom p {
  font-size: 12px;
  color: var(--muted-2);
  line-height: 1.7;
}

/* ============================ 响应式 ============================ */
@media (max-width: 1080px) {
  .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(104deg, transparent 40%, rgba(92, 200, 255, 0.055) 49%, transparent 58%);
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 220px;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(5, 7, 14, 0.85), transparent);
}

.hero-inner { grid-template-columns: 1fr; gap: 54px; }
  .hero { padding-top: calc(var(--nav-h) + 48px); }
  .hero-visual { max-width: 640px; }
  .bento { grid-template-columns: repeat(2, 1fr); }
  .card.span2 { grid-column: span 2; }
  .dl-grid, .dl-notes { grid-template-columns: 1fr; }
  .dl-card { min-height: 0; }
  .scroll-hint { display: none; }
}

@media (max-width: 760px) {
  :root { --nav-h: 62px; }
  .hero { min-height: auto; padding: calc(var(--nav-h) + 46px) 0 52px; }
  .hero-visual { width: 100%; max-width: 100%; }
  .nav-links { display: none; }
  .nav-actions .ghost-btn span { display: none; }
  .brand-tag { display: none; }
  .bento { grid-template-columns: 1fr; }
  .card.span2 { grid-column: auto; }
  .meta-row { flex-wrap: wrap; gap: 10px 14px; }
  .meta-row .sep { display: none; }
  .shot-frame::before { inset: -10% -8% -12%; filter: blur(38px); }
  .float-chip { display: none; }
  .footer-inner { flex-direction: column; gap: 34px; }
  .f-links { flex-wrap: wrap; gap: 30px 46px; }
  .stage-frame { border-radius: 10px; }
  .stage-img { border-radius: 9px; }
  .stage-meta { margin-top: 12px; }
  .shot-tabs { gap: 8px; }
  .shot-tab { min-width: 92px; }
  .log-item { padding: 20px; }
  .log-date { margin-left: 0; width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .reveal { opacity: 1; transform: none; filter: none; }
}


/* 长日志折叠 */
.log-clip {
  position: relative;
  max-height: 460px;
  overflow: hidden;
  transition: max-height 0.6s var(--ease);
}
.log-clip::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 110px;
  background: linear-gradient(180deg, transparent, rgba(6, 9, 16, 0.96) 82%);
  pointer-events: none;
  transition: opacity 0.4s var(--ease);
}
.log-item.expanded .log-clip { max-height: 4000px; }
.log-item.expanded .log-clip::after { opacity: 0; }
.log-expand {
  margin-top: 10px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  font-size: 13px;
  color: #cfe4ff;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.03);
  cursor: pointer;
  transition: border-color 0.35s var(--ease), background 0.35s var(--ease);
}
.log-expand:hover { border-color: rgba(92, 200, 255, 0.5); background: rgba(92, 200, 255, 0.08); }
.log-expand svg { transition: transform 0.4s var(--ease); }
.log-item.expanded .log-expand svg { transform: rotate(180deg); }

/* ============================ 宣传片 ============================ */
.film-card {
  position: relative;
  display: block;
  width: 100%;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: calc(var(--r) + 8px);
  overflow: hidden;
  background: #0a0f18;
  cursor: pointer;
  aspect-ratio: 16 / 9;
  box-shadow: 0 46px 100px -46px rgba(0, 0, 0, 0.92), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  transition: transform 0.55s var(--ease), box-shadow 0.55s var(--ease), border-color 0.4s ease;
  -webkit-tap-highlight-color: transparent;
}
.film-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.015);
  transition: transform 1s var(--ease);
}
.film-card:hover { transform: translateY(-4px); border-color: var(--line-strong); }
.film-card:hover img { transform: scale(1.055); }
.film-card:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 3px; }

.film-vignette {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 50% 46%, rgba(4, 8, 14, 0) 38%, rgba(4, 8, 14, 0.55) 100%),
    linear-gradient(180deg, rgba(4, 8, 14, 0.08), rgba(4, 8, 14, 0.62));
  pointer-events: none;
}
.play-orb {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: clamp(64px, 7vw, 92px);
  height: clamp(64px, 7vw, 92px);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  background: rgba(9, 18, 32, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.32);
  backdrop-filter: blur(10px) saturate(130%);
  box-shadow: 0 24px 56px -18px rgba(0, 0, 0, 0.85), 0 0 60px -12px rgba(90, 160, 255, 0.75);
  transition: transform 0.45s var(--ease), background 0.35s ease;
}
.play-orb svg { margin-left: 3px; }
.film-card:hover .play-orb { transform: translate(-50%, -50%) scale(1.07); background: rgba(12, 26, 46, 0.62); }
.play-orb::after {
  content: "";
  position: absolute;
  inset: -9px;
  border-radius: 50%;
  border: 1px solid rgba(140, 190, 255, 0.34);
  animation: orbPulse 2.8s ease-out infinite;
}
@keyframes orbPulse {
  0% { transform: scale(0.92); opacity: 0.85; }
  70% { transform: scale(1.26); opacity: 0; }
  100% { transform: scale(1.26); opacity: 0; }
}
.film-meta {
  position: absolute;
  left: clamp(16px, 2.2vw, 30px);
  bottom: clamp(14px, 2vw, 24px);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: rgba(226, 238, 255, 0.76);
  text-align: left;
}
.film-meta b { color: #fff; font-weight: 600; }
.film-sheen {
  position: absolute;
  top: -30%;
  left: -35%;
  width: 35%;
  height: 170%;
  background: linear-gradient(90deg, transparent, rgba(190, 225, 255, 0.28), transparent);
  transform: skewX(-14deg);
  filter: blur(22px);
  opacity: 0;
  pointer-events: none;
}
.film-card:hover .film-sheen { animation: filmSheen 1.15s var(--ease) forwards; }
@keyframes filmSheen {
  from { opacity: 0.9; left: -35%; }
  to { opacity: 0; left: 130%; }
}

/* 光箱 */
.film-modal {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  place-items: center;
  padding: clamp(12px, 3vw, 44px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}
.film-modal.open { opacity: 1; pointer-events: auto; }
.film-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(3, 6, 12, 0.8);
  backdrop-filter: blur(16px) saturate(120%);
}
.film-box {
  position: relative;
  width: min(1180px, 100%);
  transform: translateY(16px) scale(0.965);
  opacity: 0;
  transition: transform 0.55s var(--ease), opacity 0.45s ease;
}
.film-modal.open .film-box { transform: none; opacity: 1; }
.film-box video {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 14px;
  background: #000;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 70px 140px -40px #000, 0 0 90px -30px rgba(70, 140, 255, 0.55);
}
.film-close {
  position: absolute;
  right: 0;
  top: -46px;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  cursor: pointer;
  transition: background 0.25s ease, transform 0.25s var(--ease);
}
.film-close:hover { background: rgba(255, 255, 255, 0.16); transform: rotate(90deg); }
body.film-open { overflow: hidden; }

@media (max-width: 760px) {
  .film-meta { font-size: 12px; }
  .film-close { top: -42px; right: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .play-orb::after { animation: none; }
  .film-card:hover img { transform: scale(1.015); }
  .film-card:hover .film-sheen { animation: none; }
  .film-modal, .film-box { transition: none; }
}