/* MS06 Hyperion V12 — 超跑，滚动推镜 + 巨型单词 */
:root{
  --asphalt:#0a0a0b;
  --asphalt-2:#111114;
  --ink:#f3f1ed;
  --dim:#8d8d93;
  --dim-2:#5a5a60;
  --red:#d81f2a;
  --red-2:#ff3d47;
  --copper:#b9723c;
  --line:rgba(243,241,237,.12);
  --pad:clamp(16px,4vw,54px);
  --max:1440px;
  --sans:"Segoe UI",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  --cond:"Arial Narrow","Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--asphalt);color:var(--ink);font-family:var(--sans);
  font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

.wrap{position:relative;z-index:2}

/* ---------- 顶栏 ---------- */
.head{position:fixed;top:0;left:0;right:0;z-index:70;display:flex;align-items:center;
  justify-content:space-between;gap:18px;padding:15px var(--pad);
  transition:background .3s,border-color .3s,padding .3s}
.head.solid{background:rgba(10,10,11,.88);backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);padding-top:11px;padding-bottom:11px}
.logo{display:flex;align-items:center;gap:11px}
.logo .sq{width:26px;height:26px;background:var(--red);display:grid;place-items:center;
  font-family:var(--cond);font-weight:700;font-size:15px;color:#fff;letter-spacing:.02em;
  box-shadow:0 0 0 1px rgba(255,255,255,.12)}
.logo .tx{line-height:1.1}
.logo .tx b{display:block;font-size:12px;font-weight:600;letter-spacing:.34em}
.logo .tx span{display:block;font-size:7.5px;letter-spacing:.28em;color:var(--dim);margin-top:3px}
.head nav ul{display:flex;gap:clamp(12px,2vw,30px);list-style:none;margin:0;padding:0}
.head nav a{font-size:9.5px;letter-spacing:.22em;text-transform:uppercase;color:#b4b4ba;
  transition:color .2s;padding-bottom:3px;border-bottom:1px solid transparent}
.head nav a:hover{color:#fff;border-bottom-color:var(--red)}
.head nav a.on{color:#fff;border-bottom-color:var(--red)}
.head .acts{display:flex;align-items:center;gap:9px}
.pill{display:inline-flex;align-items:center;gap:8px;padding:9px 15px;border-radius:999px;
  font-size:9px;letter-spacing:.2em;text-transform:uppercase;border:1px solid var(--line);
  color:#d6d6da;transition:border-color .2s,background .2s,transform .2s;white-space:nowrap}
.pill:hover{border-color:rgba(255,255,255,.4);transform:translateY(-1px)}
.pill.red{background:var(--red);border-color:var(--red);color:#fff;
  box-shadow:0 6px 20px -6px rgba(216,31,42,.6)}
.pill.red:hover{background:var(--red-2);box-shadow:0 10px 26px -6px rgba(255,61,71,.7)}

/* ---------- 首屏：引擎舱 ---------- */
.hero{position:relative;min-height:100svh;overflow:hidden;display:flex;
  flex-direction:column;justify-content:flex-end;padding:0 var(--pad) clamp(28px,5vh,56px)}
.engine{position:absolute;inset:0;z-index:0;overflow:hidden;
  background:
    radial-gradient(60% 46% at 50% 30%,rgba(96,74,58,.34),transparent 68%),
    radial-gradient(90% 70% at 50% 108%,rgba(8,8,9,.95),transparent 74%),
    linear-gradient(172deg,#151312 0%,#0c0b0c 52%,#08080a 100%)}
.engine .bay{position:absolute;inset:-6%;will-change:transform}
/* 舱内结构线 */
.engine .bay::before{content:"";position:absolute;inset:0;
  background:
    linear-gradient(96deg,transparent 46%,rgba(255,240,220,.06) 46.4%,transparent 47%),
    linear-gradient(84deg,transparent 54%,rgba(255,240,220,.05) 54.4%,transparent 55%),
    repeating-linear-gradient(178deg,rgba(255,255,255,.016) 0 1px,transparent 1px 5px)}
/* 两个涡轮 */
.turbo{position:absolute;top:26%;width:30%;aspect-ratio:1;border-radius:50%;
  background:
    radial-gradient(circle at 50% 50%,#241d18 0 18%,#3b2c22 19% 26%,#8a5a35 27% 30%,#2a211b 31% 40%,#6d452a 41% 44%,#1d1714 45% 100%);
  box-shadow:inset 0 0 60px rgba(0,0,0,.85),0 20px 60px rgba(0,0,0,.6);
  filter:saturate(.9)}
.turbo::before{content:"";position:absolute;inset:14%;border-radius:50%;
  background:repeating-conic-gradient(from 0deg,rgba(200,150,100,.5) 0deg 2deg,
    rgba(30,24,20,.9) 2deg 9deg);
  mask:radial-gradient(circle,transparent 0 26%,#000 27%);
  -webkit-mask:radial-gradient(circle,transparent 0 26%,#000 27%);
  animation:spin 14s linear infinite}
.turbo::after{content:"";position:absolute;inset:34%;border-radius:50%;
  background:radial-gradient(circle at 36% 32%,#f3c79a,#8d5a33 56%,#33241a 100%);
  box-shadow:0 0 30px rgba(220,150,90,.35)}
.turbo.l{left:12%}
.turbo.r{right:12%;transform:scaleX(-1)}
@keyframes spin{to{transform:rotate(360deg)}}
/* 中央进气 */
.intake{position:absolute;left:50%;top:22%;transform:translateX(-50%);width:15%;
  height:52%;border-radius:8px;
  background:linear-gradient(180deg,rgba(60,48,40,.8),rgba(16,14,13,.9) 60%,#0b0a0a);
  box-shadow:inset 0 0 40px rgba(0,0,0,.8),0 0 60px rgba(180,120,70,.14)}
/* 顶部渐隐，让导航可读 */
.engine .fade{position:absolute;left:0;right:0;top:0;height:34%;
  background:linear-gradient(180deg,rgba(8,8,10,.92),transparent)}
.engine .floor{position:absolute;left:0;right:0;bottom:0;height:52%;
  background:linear-gradient(180deg,transparent,rgba(6,6,7,.75) 62%,rgba(6,6,7,.96))}

/* 首屏内容 */
.hero .top-tag{position:relative;z-index:2;margin-bottom:auto;padding-top:clamp(90px,13vh,130px);
  display:flex;align-items:center;gap:10px;font-size:9px;letter-spacing:.26em;
  text-transform:uppercase;color:var(--red-2)}
.hero .top-tag i{width:16px;height:1px;background:var(--red);display:block}
/* 巨型单词：故意让底部被裁 */
.mega{position:relative;z-index:2;margin:0;
  font-family:var(--cond);font-weight:700;font-size:clamp(4.2rem,16.4vw,13.4rem);
  line-height:.8;letter-spacing:-.04em;text-transform:uppercase;
  color:#f3f1ed;-webkit-text-fill-color:#f3f1ed;
  transform:translateY(-2%);white-space:nowrap}
/* 渐变只作用在加粗段，弱化段单独上色：不能把 background-clip 挂在父级，
   否则子元素会一起被裁成同一块渐变，看起来就是两个词连成一个。 */
.mega .thick{background:linear-gradient(178deg,#f7f5f1 0%,#e6e4e0 54%,#a9a7a4 100%);
  -webkit-background-clip:text;background-clip:text;
  color:transparent;-webkit-text-fill-color:transparent}
.mega .thin{margin-left:.16em;font-weight:400;letter-spacing:-.02em;
  color:rgba(243,241,237,.30);-webkit-text-fill-color:rgba(243,241,237,.30)}
.hero .mega-row{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  flex-wrap:wrap;position:relative;z-index:2}
.hero .mega-sub{margin:0 0 6px;font-size:11.5px;letter-spacing:.06em;color:var(--dim);
  max-width:34ch;line-height:1.75}
/* 规格浮块 */
.specs-float{display:flex;gap:1px;background:var(--line);border:1px solid var(--line);
  margin-bottom:14px}
.specs-float .sf{background:rgba(12,12,14,.78);backdrop-filter:blur(10px);
  padding:13px 18px;min-width:130px}
.specs-float .sf span{display:block;font-size:8px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--dim-2)}
.specs-float .sf b{display:block;font-family:var(--cond);font-size:21px;
  letter-spacing:.01em;margin-top:5px;font-variant-numeric:tabular-nums}
.specs-float .sf b em{font-style:normal;font-size:.55em;color:var(--dim);letter-spacing:.06em;
  margin-left:3px}
.scrollbar{position:absolute;left:0;right:0;bottom:0;height:2px;background:rgba(255,255,255,.06);z-index:3}
.scrollbar i{display:block;height:2px;width:0;background:var(--red);box-shadow:0 0 12px rgba(216,31,42,.8)}

/* ---------- 区块 ---------- */
.sec{padding:clamp(62px,10vh,124px) 0;position:relative}
.inner{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
.sec-top{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  padding-bottom:15px;border-bottom:1px solid var(--line);margin-bottom:clamp(26px,4vw,50px)}
.sec-top h2{margin:0;font-family:var(--cond);font-weight:700;
  font-size:clamp(1.6rem,3.6vw,2.8rem);letter-spacing:-.01em;text-transform:uppercase;line-height:1}
.sec-top .tag{font-size:9px;letter-spacing:.24em;text-transform:uppercase;color:var(--dim-2)}

/* 数字带 */
.nums{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);
  border-bottom:1px solid var(--line)}
.num{padding:clamp(24px,3.4vw,38px) 18px;border-right:1px solid var(--line)}
.num:last-child{border-right:0}
.num b{display:block;font-family:var(--cond);font-size:clamp(2rem,4.6vw,3.4rem);
  font-weight:700;line-height:1;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.num b em{font-style:normal;font-size:.34em;letter-spacing:.1em;color:var(--red-2);
  margin-left:4px;font-family:var(--sans);font-weight:600}
.num span{display:block;margin-top:9px;font-size:9px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--dim-2)}

/* 双栏 */
.split{display:grid;grid-template-columns:1.02fr .98fr;gap:clamp(24px,4.6vw,68px);align-items:center}
.prose p{margin:0 0 16px;font-size:14.5px;line-height:1.9;color:#b6b6bc;max-width:54ch}
.prose p strong{color:#f2f0ec;font-weight:500}
.pull{margin:26px 0;padding-left:18px;border-left:2px solid var(--red);
  font-family:var(--cond);font-size:clamp(1.2rem,2.4vw,1.7rem);line-height:1.42;
  text-transform:uppercase;letter-spacing:.01em;color:#f2f0ec}
.vis{position:relative;aspect-ratio:4/3;overflow:hidden;border:1px solid var(--line)}
.vis .in{position:absolute;inset:0;
  background:
    radial-gradient(50% 44% at 34% 28%,rgba(255,220,190,.20),transparent 64%),
    radial-gradient(60% 50% at 70% 76%,rgba(120,50,36,.3),transparent 70%),
    linear-gradient(168deg,#16120f,#09090a 72%)}
.vis .in::after{content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(112deg,rgba(255,255,255,.04) 0 1px,transparent 1px 9px)}
.vis .cap{position:absolute;left:14px;bottom:12px;font-size:9px;letter-spacing:.2em;
  text-transform:uppercase;color:#cfcfd4;z-index:2}

/* 参数表 */
.table{width:100%;border-collapse:collapse;font-size:13.5px}
.table th,.table td{padding:14px 2px;border-bottom:1px solid var(--line);text-align:left}
.table th{font-weight:400;color:var(--dim);font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;width:38%}
.table td{color:#e9e7e3;font-variant-numeric:tabular-nums}
.table td b{font-family:var(--cond);font-size:16px;font-weight:700;letter-spacing:.01em}
.table tr:hover td{color:#fff}

/* 画廊 */
.gal{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.gal a{position:relative;aspect-ratio:4/3;overflow:hidden;border:1px solid var(--line);
  display:block}
.gal a .ph{position:absolute;inset:0;transition:transform 1s cubic-bezier(.16,.84,.24,1)}
.gal a:hover .ph{transform:scale(1.06)}
.g1{background:radial-gradient(48% 40% at 40% 34%,rgba(255,214,180,.22),transparent 64%),
  linear-gradient(166deg,#131110,#09090a 76%)}
.g2{background:radial-gradient(52% 42% at 62% 30%,rgba(216,31,42,.26),transparent 66%),
  linear-gradient(174deg,#141010,#090909 78%)}
.g3{background:radial-gradient(46% 38% at 46% 64%,rgba(120,140,160,.2),transparent 64%),
  linear-gradient(168deg,#111214,#08090a 76%)}
.g4{background:radial-gradient(50% 40% at 30% 40%,rgba(185,114,60,.24),transparent 66%),
  linear-gradient(172deg,#141110,#090808 78%)}
.gal .lbl{position:absolute;left:12px;bottom:10px;font-size:8.5px;letter-spacing:.2em;
  text-transform:uppercase;color:#cfcfd4;z-index:2}

/* 配置器 */
.config{border:1px solid var(--line);padding:clamp(22px,3.4vw,36px);
  background:linear-gradient(150deg,rgba(216,31,42,.05),transparent 56%)}
.config h3{margin:0 0 6px;font-family:var(--cond);font-size:1.5rem;text-transform:uppercase;
  letter-spacing:.01em}
.config p{margin:0 0 20px;font-size:12.5px;color:var(--dim)}
.crow{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.crow button{font:inherit;font-size:11.5px;padding:9px 15px;border:1px solid var(--line);
  background:transparent;color:#c6c6cc;cursor:pointer;border-radius:2px;
  transition:border-color .2s,background .2s,color .2s}
.crow button:hover{border-color:rgba(255,255,255,.34)}
.crow button[aria-pressed="true"]{border-color:var(--red);background:rgba(216,31,42,.1);color:#fff}
.clabel{font-size:8.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--dim-2);
  margin-bottom:8px;display:block}
.cfoot{display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding-top:18px;border-top:1px solid var(--line);margin-top:4px;flex-wrap:wrap}
.cfoot .p{font-family:var(--cond);font-size:1.6rem;font-variant-numeric:tabular-nums}
.cfoot .p small{font-size:11px;color:var(--dim);font-family:var(--sans);letter-spacing:.06em}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 22px;
  border-radius:2px;font:inherit;font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;
  cursor:pointer;border:1px solid var(--line);background:transparent;color:#e9e7e3;
  transition:background .25s,color .25s,border-color .25s,transform .2s}
.btn:hover{border-color:rgba(255,255,255,.4);transform:translateY(-1px)}
.btn-red{background:var(--red);border-color:var(--red);color:#fff;
  box-shadow:0 8px 22px -8px rgba(216,31,42,.7)}
.btn-red:hover{background:var(--red-2);border-color:var(--red-2)}

/* 预约表单 */
.form{display:grid;gap:13px;max-width:480px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-size:8.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--dim-2)}
.field input,.field select{background:rgba(255,255,255,.03);border:1px solid var(--line);
  padding:12px 14px;color:var(--ink);font:inherit;font-size:14px;border-radius:2px;
  transition:border-color .2s,background .2s}
.field input:focus,.field select:focus{outline:2px solid transparent;outline-offset:2px;
  border-color:var(--red);background:rgba(216,31,42,.05)}

/* FAQ */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{padding:16px 30px 16px 2px;cursor:pointer;font-size:13.5px;list-style:none;
  position:relative;transition:color .2s}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);
  color:var(--dim-2);font-size:15px}
.faq details[open] summary::after{content:"–";color:var(--red-2)}
.faq summary:hover{color:#fff}
.faq p{margin:0 0 17px;padding-right:30px;font-size:12.5px;line-height:1.8;color:#a9a9b0;max-width:70ch}

/* 页脚 */
.foot{border-top:1px solid var(--line);padding:clamp(36px,5.6vw,60px) var(--pad) 26px;
  position:relative;z-index:2}
.foot-in{max-width:var(--max);margin:0 auto;display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;gap:28px}
.foot h4{margin:0 0 11px;font-size:8.5px;letter-spacing:.24em;text-transform:uppercase;
  color:var(--dim-2)}
.foot a{display:block;font-size:12px;color:#a5a5ac;margin-bottom:7px;transition:color .2s}
.foot a:hover{color:#fff}
.foot .note{margin-top:12px;font-size:11.5px;line-height:1.8;color:var(--dim-2);max-width:34ch}
.foot small{display:block;max-width:var(--max);margin:28px auto 0;font-size:10px;color:var(--dim-2)}

/* 内页首屏 */
.phero{padding-top:clamp(112px,15vh,168px);padding-bottom:clamp(22px,3.4vw,40px)}
.phero h1{margin:14px 0 0;font-family:var(--cond);font-weight:700;text-transform:uppercase;
  font-size:clamp(2.4rem,7vw,5.4rem);line-height:.92;letter-spacing:-.02em}
.phero p{margin:20px 0 0;max-width:54ch;font-size:14.5px;line-height:1.86;color:#b6b6bc}

/* 入场 */
.rv{opacity:0;transform:translateY(22px);
  transition:opacity .85s cubic-bezier(.16,.84,.24,1),transform .85s cubic-bezier(.16,.84,.24,1)}
.rv.in{opacity:1;transform:none}
.rv-d1{transition-delay:.07s}.rv-d2{transition-delay:.14s}

:focus-visible{outline:2px solid var(--red-2);outline-offset:3px}

@media (max-width:1080px){
  .head nav ul{gap:12px}
  .head nav a{font-size:8.5px;letter-spacing:.16em}
  .head .acts .pill:not(.red){display:none}
}
@media (max-width:900px){
  .head nav{display:none}
  .split{grid-template-columns:1fr}
  .nums{grid-template-columns:1fr 1fr}
  .num:nth-child(2){border-right:0}
  .num:nth-child(1),.num:nth-child(2){border-bottom:1px solid var(--line)}
  .gal{grid-template-columns:1fr 1fr}
  .foot-in{grid-template-columns:1fr 1fr}
  .turbo{width:38%}
  .turbo.l{left:2%}.turbo.r{right:2%}
}
@media (max-width:560px){
  .mega{font-size:clamp(3.6rem,22vw,6rem)}
  .specs-float{flex-wrap:wrap}
  .specs-float .sf{flex:1 1 46%}
  .nums,.foot-in{grid-template-columns:1fr}
  .num{border-right:0;border-bottom:1px solid var(--line)}
  .gal{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;
    transition-duration:.01ms !important;scroll-behavior:auto !important}
  .rv{opacity:1;transform:none}
  .turbo::before{animation:none}
}

/* 布局工具：内页局部改列，不写内联样式 */
.g1c{grid-template-columns:1fr}
.g2c{grid-template-columns:1fr 1fr}
.g3c{grid-template-columns:repeat(3,1fr)}
.sep-r{border-right:1px solid var(--line)}
.sep-t{border-top:1px solid var(--line)}
/* 布局工具 End */