/* ==========================================================
   新盗墓笔记 · 手游官网  —  暗色古墓 × 鎏金质感
   ========================================================== */
:root {
  --bg: #0b0805;
  --bg-2: #120d08;
  --panel: rgba(30, 22, 13, .72);
  --line: rgba(216, 180, 106, .22);
  --gold: #d8b46a;
  --gold-bright: #f3d489;
  --gold-deep: #a97e2f;
  --red: #a5271b;
  --red-bright: #d0442f;
  --text: #ede0c4;
  --muted: #a08c6c;
  --radius: 14px;
  --nav-h: 68px;
  --serif: "Noto Serif SC", "Source Han Serif SC", "STSong", "SimSun", serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--serif);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

.container { width: min(1180px, 92%); margin: 0 auto; }

/* ---------- 通用按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 26px; border-radius: 999px;
  font-family: var(--serif); font-size: 16px; font-weight: 700; letter-spacing: 2px;
  cursor: pointer; border: none; white-space: nowrap;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
}
.btn svg { width: 18px; height: 18px; }
.btn-gold {
  background: linear-gradient(160deg, #f7e3ac 0%, #e2b75e 45%, #b9873a 100%);
  color: #2a1c08;
  box-shadow: 0 6px 22px rgba(216, 180, 106, .35), inset 0 1px 0 rgba(255,255,255,.5);
}
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 10px 28px rgba(216,180,106,.5); }
.btn-ghost {
  background: rgba(0,0,0,.25); color: var(--gold-bright);
  border: 1px solid var(--line);
  backdrop-filter: blur(4px);
}
.btn-ghost:hover { border-color: var(--gold); background: rgba(216,180,106,.1); transform: translateY(-2px); }
.btn-lg { padding: 15px 34px; font-size: 17px; }

/* ---------- 顶部导航 ---------- */
.navbar {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--nav-h);
  transition: background .3s ease, box-shadow .3s ease, height .3s ease;
}
.navbar.scrolled {
  background: rgba(11, 8, 5, .88);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--line), 0 8px 30px rgba(0,0,0,.5);
  height: 58px;
}
.nav-inner {
  width: min(1280px, 94%); margin: 0 auto; height: 100%;
  display: flex; align-items: center; gap: 26px;
}
.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-icon { width: 40px; height: 40px; border-radius: 9px; box-shadow: 0 0 0 1px var(--line), 0 4px 12px rgba(0,0,0,.5); }
.brand-name { font-size: 20px; font-weight: 900; letter-spacing: 3px; color: var(--gold-bright); display: flex; flex-direction: column; line-height: 1.15; }
.brand-sub { font-size: 10px; font-weight: 400; letter-spacing: 4px; color: var(--muted); }
.nav-links { display: flex; gap: 6px; margin-left: auto; }
.nav-links a {
  padding: 8px 15px; font-size: 15px; letter-spacing: 2px; color: var(--text);
  border-radius: 8px; transition: color .2s, background .2s; position: relative;
}
.nav-links a:hover, .nav-links a.active { color: var(--gold-bright); background: rgba(216,180,106,.1); }
.btn-nav { padding: 9px 20px; font-size: 14px; }
.nav-toggle {
  display: none; margin-left: auto; background: none; border: 1px solid var(--line);
  border-radius: 8px; color: var(--gold-bright); width: 42px; height: 42px;
  align-items: center; justify-content: center; cursor: pointer;
}
.nav-toggle svg { width: 22px; height: 22px; }
.nav-mask {
  display: none; position: fixed; inset: 0; z-index: 90;
  background: rgba(0,0,0,.6); opacity: 0; pointer-events: none; transition: opacity .3s;
}

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100vh; min-height: 100svh;
  display: flex; align-items: center;
  overflow: hidden;
}
.hero-slides, .hero-slide { position: absolute; inset: 0; }
.hero-slide {
  background-size: cover; background-position: center 30%;
  opacity: 0; transform: scale(1.08);
  transition: opacity 1.4s ease, transform 8s linear;
}
.hero-slide.is-active { opacity: 1; transform: scale(1); }
.hero-overlay {
  position: absolute; inset: 0;
  background:
    linear-gradient(90deg, rgba(11,8,5,.98) 0%, rgba(11,8,5,.85) 40%, rgba(11,8,5,.55) 72%, rgba(11,8,5,.35) 100%),
    linear-gradient(0deg, var(--bg) 0%, transparent 26%),
    linear-gradient(180deg, rgba(11,8,5,.85) 0%, transparent 30%);
}
.hero-content { position: relative; z-index: 2; width: min(1180px, 92%); margin: 0 auto; padding: calc(var(--nav-h) + 30px) 0 70px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 22px; }
.tag {
  font-size: 13px; letter-spacing: 2px; padding: 5px 14px; border-radius: 4px;
  border: 1px solid var(--line); color: var(--gold);
  background: rgba(11,8,5,.45); backdrop-filter: blur(3px);
}
.tag-red {
  background: linear-gradient(150deg, var(--red-bright), var(--red));
  border-color: transparent; color: #ffe9d8;
  box-shadow: 0 4px 14px rgba(165,39,27,.4);
}
.hero-title { display: flex; flex-direction: column; gap: 4px; margin-bottom: 18px; }
.hero-title-game {
  font-size: clamp(40px, 6.5vw, 74px); font-weight: 900; letter-spacing: 10px;
  color: var(--text);
  text-shadow: 0 4px 30px rgba(0,0,0,.8);
}
.hero-title-disc {
  font-size: clamp(52px, 9vw, 110px); font-weight: 900; line-height: 1;
  letter-spacing: 2px;
  background: linear-gradient(180deg, #fdf0c0 10%, #f0cd7a 45%, #b9873a 90%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 6px 18px rgba(216,160,60,.35));
}
.hero-title-disc .dot { opacity: .85; }
.hero-title-disc em { font-style: normal; font-size: .42em; letter-spacing: 8px; }
.hero-slogan { font-size: clamp(14px, 1.8vw, 19px); letter-spacing: 3px; color: var(--muted); margin-bottom: 34px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 30px; }
.hero-meta { display: flex; align-items: center; gap: 10px; font-size: 14px; letter-spacing: 2px; color: var(--gold); }
.status-dot {
  width: 9px; height: 9px; border-radius: 50%; background: #6fce6f;
  box-shadow: 0 0 0 0 rgba(111,206,111,.6); animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(111,206,111,.55); }
  70% { box-shadow: 0 0 0 10px rgba(111,206,111,0); }
  100% { box-shadow: 0 0 0 0 rgba(111,206,111,0); }
}
.hero-scroll {
  position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%); z-index: 2;
  width: 40px; height: 40px; border: 1px solid var(--line); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; color: var(--gold);
  animation: bounce 2.2s infinite;
}
.hero-scroll svg { width: 20px; height: 20px; }
@keyframes bounce { 0%,100% { transform: translate(-50%, 0); } 50% { transform: translate(-50%, 8px); } }

/* ---------- 数据速览条 ---------- */
.stats-bar {
  background: linear-gradient(180deg, var(--bg-2), var(--bg));
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  position: relative; z-index: 3;
}
.stats-inner {
  width: min(1180px, 92%); margin: 0 auto;
  display: grid; grid-template-columns: repeat(4, 1fr);
  padding: 30px 0;
}
.stat { text-align: center; position: relative; }
.stat + .stat::before {
  content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 1px; height: 46px; background: var(--line);
}
.stat b {
  display: block; font-size: clamp(24px, 3vw, 34px); font-weight: 900;
  background: linear-gradient(180deg, #fdf0c0, #cfa04c);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat b i { font-style: normal; font-size: .5em; letter-spacing: 1px; }
.stat span { font-size: 13px; letter-spacing: 2px; color: var(--muted); }

/* ---------- 分区通用 ---------- */
.section { padding: 90px 0; position: relative; }
.section-head { text-align: center; margin-bottom: 56px; }
.section-en {
  display: block; font-size: 12px; letter-spacing: 8px; color: var(--gold-deep);
  text-transform: uppercase; margin-bottom: 8px;
}
.section-title {
  display: inline-block; font-size: clamp(26px, 3.6vw, 38px); font-weight: 900;
  letter-spacing: 6px;
  background: linear-gradient(180deg, #f8e8bb, #d8b46a);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.section-line {
  display: block; width: 72px; height: 2px; margin: 18px auto 0;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  position: relative;
}
.section-line::after {
  content: ""; position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%) rotate(45deg);
  width: 7px; height: 7px; background: var(--gold);
}

/* ---------- 游戏介绍 ---------- */
.section-intro {
  background:
    radial-gradient(ellipse 60% 50% at 15% 20%, rgba(216,180,106,.06), transparent),
    var(--bg);
}
.intro-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.intro-media {
  position: relative; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line); box-shadow: 0 20px 60px rgba(0,0,0,.6);
}
.intro-media img { width: 100%; transition: transform .6s ease; }
.intro-media:hover img { transform: scale(1.04); }
.intro-media-badge {
  position: absolute; left: 16px; top: 16px; padding: 4px 14px; font-size: 13px; letter-spacing: 3px;
  background: rgba(11,8,5,.7); border: 1px solid var(--line); border-radius: 999px;
  color: var(--gold-bright); backdrop-filter: blur(4px);
}
.intro-text h3 { font-size: 24px; letter-spacing: 4px; color: var(--gold-bright); margin-bottom: 16px; }
.intro-text p { color: var(--muted); margin-bottom: 14px; text-align: justify; }
.intro-points { list-style: none; margin: 22px 0; display: grid; gap: 10px; }
.intro-points li { display: flex; align-items: center; gap: 10px; font-size: 15px; letter-spacing: 1px; }
.intro-points svg { width: 18px; height: 18px; color: var(--gold); flex-shrink: 0; }
.intro-info {
  display: grid; grid-template-columns: repeat(4, auto); justify-content: space-between;
  gap: 14px; padding: 18px 22px; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--panel);
}
.intro-info i { display: block; font-style: normal; font-size: 12px; letter-spacing: 2px; color: var(--muted); }
.intro-info b { font-size: 15px; color: var(--gold-bright); letter-spacing: 1px; }

/* ---------- 游戏特色 ---------- */
.section-features {
  background:
    radial-gradient(ellipse 50% 40% at 85% 10%, rgba(165,39,27,.08), transparent),
    var(--bg-2);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card {
  padding: 34px 28px; border-radius: var(--radius);
  background: var(--panel); border: 1px solid var(--line);
  transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
  position: relative; overflow: hidden;
}
.feature-card::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 80% -10%, rgba(216,180,106,.12), transparent 55%);
  opacity: 0; transition: opacity .3s;
}
.feature-card:hover { transform: translateY(-6px); border-color: rgba(216,180,106,.5); box-shadow: 0 16px 40px rgba(0,0,0,.45); }
.feature-card:hover::before { opacity: 1; }
.feature-icon {
  width: 54px; height: 54px; border-radius: 13px; margin-bottom: 18px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(150deg, rgba(216,180,106,.18), rgba(216,180,106,.05));
  border: 1px solid var(--line);
}
.feature-icon svg { width: 26px; height: 26px; color: var(--gold-bright); }
.feature-card h3 { font-size: 19px; letter-spacing: 3px; color: var(--text); margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--muted); text-align: justify; }

/* ---------- 铁三角 ---------- */
.section-heroes { background: var(--bg); overflow: hidden; }
.heroes-scroll {
  display: flex; gap: 20px; padding: 4px max(calc((100% - 1180px)/2), 4%);
  overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none;
}
.heroes-scroll::-webkit-scrollbar { display: none; }
.hero-card {
  flex: 0 0 clamp(220px, 24vw, 300px); scroll-snap-align: center;
  position: relative; border-radius: var(--radius); overflow: hidden; cursor: pointer;
  border: 1px solid var(--line); box-shadow: 0 14px 40px rgba(0,0,0,.5);
  transition: transform .35s ease, box-shadow .35s ease;
}
.hero-card:hover { transform: translateY(-8px) scale(1.02); box-shadow: 0 22px 60px rgba(0,0,0,.65), 0 0 0 1px rgba(216,180,106,.4); }
.hero-card img { width: 100%; aspect-ratio: 3/4.4; object-fit: cover; transition: transform .5s; }
.hero-card:hover img { transform: scale(1.05); }
.hero-card figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 40px 18px 16px;
  background: linear-gradient(transparent, rgba(5,3,1,.92));
  display: flex; flex-direction: column;
}
.hero-card b { font-size: 22px; letter-spacing: 5px; color: var(--gold-bright); }
.hero-card span { font-size: 13px; letter-spacing: 2px; color: var(--muted); }
.heroes-quote {
  text-align: center; margin-top: 40px; font-size: 16px; letter-spacing: 3px;
  color: var(--gold); opacity: .9; transition: opacity .4s;
  min-height: 1.8em; padding: 0 8%;
}

/* ---------- 游戏截图 ---------- */
.section-shots { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.shots-wrap { position: relative; }
.shots-track {
  display: flex; gap: 18px; overflow-x: auto; scroll-snap-type: x mandatory;
  scrollbar-width: none; padding: 4px;
}
.shots-track::-webkit-scrollbar { display: none; }
.shots-track img {
  flex: 0 0 min(640px, 82%); scroll-snap-align: center;
  border-radius: var(--radius); border: 1px solid var(--line);
  cursor: zoom-in; box-shadow: 0 14px 40px rgba(0,0,0,.5);
  transition: transform .3s;
}
.shots-track img:hover { transform: scale(1.015); }
.shots-arrow {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 5;
  width: 46px; height: 46px; border-radius: 50%; cursor: pointer;
  background: rgba(11,8,5,.75); border: 1px solid var(--line); color: var(--gold-bright);
  display: flex; align-items: center; justify-content: center; backdrop-filter: blur(4px);
  transition: background .25s, border-color .25s;
}
.shots-arrow:hover { background: rgba(216,180,106,.2); border-color: var(--gold); }
.shots-arrow svg { width: 22px; height: 22px; }
.shots-arrow.prev { left: -12px; }
.shots-arrow.next { right: -12px; }

/* ---------- 宣传视频 ---------- */
.video-frame {
  border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line);
  box-shadow: 0 24px 70px rgba(0,0,0,.65);
  background: #000;
}
.video-frame video { width: 100%; aspect-ratio: 16/9; display: block; }

/* ---------- 上线福利 ---------- */
.section-gifts {
  background:
    radial-gradient(ellipse 55% 45% at 50% 0%, rgba(216,180,106,.07), transparent),
    var(--bg);
}
.gifts-sub {
  text-align: center; letter-spacing: 3px; color: var(--gold); font-size: 15px;
  margin: -28px 0 40px;
}
.gifts-list { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.gift-item {
  display: flex; gap: 16px; padding: 24px 26px;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  transition: border-color .3s, transform .3s;
}
.gift-item:hover { border-color: rgba(216,180,106,.5); transform: translateX(4px); }
.gift-star { color: var(--red-bright); font-size: 20px; line-height: 1.5; text-shadow: 0 0 12px rgba(208,68,47,.5); }
.gift-item b { display: block; font-size: 17px; letter-spacing: 3px; color: var(--gold-bright); margin-bottom: 4px; }
.gift-item p { font-size: 14px; color: var(--muted); text-align: justify; }
.gift-note { grid-column: 1 / -1; }
.gift-note .gift-star { color: var(--gold); }

/* ---------- 下载区 ---------- */
.section-download {
  background:
    linear-gradient(rgba(11,8,5,.82), rgba(11,8,5,.92)),
    url("../../images/banner/bannereb5328fa3526b34f065a004a8bba130c1787019223.jpg") center 30%/cover no-repeat;
  border-top: 1px solid var(--line);
}
.download-inner {
  display: flex; align-items: center; justify-content: center; gap: 44px; flex-wrap: wrap;
  text-align: left;
}
.download-icon {
  width: clamp(110px, 14vw, 150px); border-radius: 24px;
  border: 1px solid var(--line); box-shadow: 0 18px 50px rgba(0,0,0,.7);
}
.download-text h2 { font-size: clamp(28px, 4vw, 42px); letter-spacing: 8px; color: var(--gold-bright); }
.download-text p { letter-spacing: 3px; color: var(--muted); margin: 6px 0 14px; }
.download-tags { display: flex; gap: 10px; flex-wrap: wrap; }
.download-tags span {
  font-size: 12px; letter-spacing: 2px; padding: 3px 12px; border-radius: 999px;
  border: 1px solid var(--line); color: var(--gold);
}
.download-btns { display: flex; flex-direction: column; gap: 14px; }

/* ---------- 当前页面二维码 ---------- */
.qr-btn { position: relative; }
.qr-pop {
  position: absolute; left: 50%; bottom: calc(100% + 18px);
  transform: translateX(-50%) translateY(10px);
  background: #fff; padding: 12px; border-radius: 12px;
  box-shadow: 0 18px 50px rgba(0,0,0,.55), 0 0 0 1px var(--line);
  opacity: 0; visibility: hidden;
  transition: opacity .25s ease, transform .25s ease, visibility .25s;
  z-index: 40; pointer-events: none;
  width: 160px;
}
.qr-pop::after {
  content: ""; position: absolute; left: 50%; top: 100%; transform: translateX(-50%);
  border: 8px solid transparent; border-top-color: #fff;
}
.qr-btn:hover .qr-pop, .qr-btn:focus-visible .qr-pop { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.qr-pop img, .qr-pop canvas { width: 132px; height: 132px; display: block; }
.download-qr-wrap { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.download-qr {
  background: #fff; padding: 12px; border-radius: 14px; line-height: 0;
  box-shadow: 0 0 0 1px var(--line), 0 18px 50px rgba(0,0,0,.5);
}
.download-qr img, .download-qr canvas { width: 156px; height: 156px; display: block; }
.download-qr-wrap span { font-size: 13px; letter-spacing: 3px; color: var(--gold); }

/* ---------- 页脚 ---------- */
.footer { background: #070503; border-top: 1px solid var(--line); padding: 44px 0 36px; }
.footer-inner { text-align: center; }
.footer-icon { width: 54px; border-radius: 12px; margin: 0 auto 14px; border: 1px solid var(--line); }
.footer-name { font-size: 17px; letter-spacing: 4px; color: var(--gold-bright); margin-bottom: 12px; }
.footer-copy { font-size: 12px; color: #6f6049; line-height: 2; }

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed; inset: 0; z-index: 200; display: flex; align-items: center; justify-content: center;
  background: rgba(4,2,1,.92); backdrop-filter: blur(8px);
  opacity: 0; pointer-events: none; transition: opacity .3s;
}
.lightbox.open { opacity: 1; pointer-events: auto; }
.lightbox img { max-width: 92%; max-height: 88vh; border-radius: 10px; border: 1px solid var(--line); box-shadow: 0 30px 90px rgba(0,0,0,.8); }
.lightbox-close {
  position: absolute; top: 22px; right: 26px; width: 46px; height: 46px;
  background: rgba(11,8,5,.7); border: 1px solid var(--line); border-radius: 50%;
  color: var(--gold-bright); cursor: pointer; display: flex; align-items: center; justify-content: center;
}
.lightbox-close svg { width: 22px; height: 22px; }

/* ---------- 返回顶部 ---------- */
.back-top {
  position: fixed; right: 22px; bottom: 26px; z-index: 80;
  width: 46px; height: 46px; border-radius: 50%;
  background: rgba(30,22,13,.85); border: 1px solid var(--line); color: var(--gold-bright);
  display: flex; align-items: center; justify-content: center; cursor: pointer;
  opacity: 0; pointer-events: none; transform: translateY(12px);
  transition: opacity .3s, transform .3s, background .25s; backdrop-filter: blur(6px);
}
.back-top.show { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-top:hover { background: rgba(216,180,106,.2); }
.back-top svg { width: 22px; height: 22px; }

/* ---------- 滚动进场动画 ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s ease, transform .8s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ==========================================================
   响应式
   ========================================================== */
@media (max-width: 1024px) {
  .intro-grid { gap: 36px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .nav-links, .btn-nav { display: none; }
  .nav-toggle { display: flex; }
  .nav-links {
    display: flex; flex-direction: column; gap: 2px;
    position: fixed; top: 0; right: 0; bottom: 0; z-index: 95;
    width: min(78vw, 320px); margin: 0; padding: calc(var(--nav-h) + 20px) 22px 22px;
    background: rgba(13, 9, 5, .97); border-left: 1px solid var(--line);
    transform: translateX(100%); transition: transform .35s ease;
  }
  .nav-links.open { transform: none; box-shadow: -20px 0 60px rgba(0,0,0,.6); height: 100vh;}
  .nav-links a { padding: 14px 12px; font-size: 16px; border-bottom: 1px solid rgba(216,180,106,.1); }
  .nav-mask.show { display: block; opacity: 1; pointer-events: auto; }
  .navbar { background: rgba(11,8,5,.75); backdrop-filter: blur(10px); }

  .intro-grid { grid-template-columns: 1fr; }
  .intro-info { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .gifts-list { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); gap: 22px 0; }
  .stat:nth-child(3)::before { display: none; }
  .download-inner { text-align: center; gap: 28px; }
  .download-text { display: flex; flex-direction: column; align-items: center; }
  .download-btns { flex-direction: row; flex-wrap: wrap; justify-content: center; }
  .shots-arrow.prev { left: 6px; }
  .shots-arrow.next { right: 6px; }
  .hero-title-game { letter-spacing: 6px; }
  .hero-actions .btn { flex: 1 1 100%; max-width: 320px; }
}
@media (max-width: 480px) {
  .features-grid { grid-template-columns: 1fr; }
  .hero-card { flex-basis: 76vw; }
  .shots-track img { flex-basis: 88%; }
  .hero-title-disc { font-size: clamp(56px, 17vw, 72px); }
  .back-top { right: 14px; bottom: 18px; }
}

/* 动画降级 */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-slide { transition: none; animation: none; }
}