/* ==========================================================================
   模立仓 · 品牌官网  样式表 v2
   视觉：深空蓝黑 + 冷蓝气氛光 + 科技网格 + 玻璃拟态，品牌黄 #FFF300 为唯一主强调色
   设计意图：把"纯黑平铺"升级为"有纵深、有光源、有材质"的深色空间
   ========================================================================== */

:root{
  /* —— 空间底色：由深到浅，全部偏冷蓝，不用纯黑（C 版提亮：最深处 #0A1426） —— */
  --void:#0A1426;
  --ink:#101C33;
  --ink-2:#14223A;
  --ink-3:#1C2C4A;
  --ink-4:#24365C;

  /* —— 品牌主色（唯一高饱和强调色） —— */
  --brand:#FFF300;
  --brand-dim:#C9C000;
  --brand-glow:rgba(255,243,0,.30);

  /* —— 气氛光：只做氛围，不承载信息 —— */
  --cyan:#43D9FF;
  --blue:#2E63FF;

  /* —— 文字 —— */
  --text:#F2F7FF;
  --text-2:#A9BCD8;
  --text-3:#7C8FAC;

  /* —— 线 —— */
  --line:rgba(150,185,255,0.18);
  --line-2:rgba(160,195,255,0.30);

  --maxw:1200px;
  --pad:clamp(20px,5vw,56px);
  --ease:cubic-bezier(.22,.61,.36,1);
  --glass:linear-gradient(180deg,rgba(255,255,255,0.075),rgba(255,255,255,0.028));
}

*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;background:var(--void)}

body{
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans CN",
              system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--ink);
  color:var(--text);line-height:1.7;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
  position:relative;
}

/* ========== 全局空间层：光晕 + 网格（固定，制造纵深） ========== */
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(120% 78% at 50% -12%,rgba(46,99,255,.20),transparent 62%),
    radial-gradient(56% 46% at 92% 8%,rgba(67,217,255,.10),transparent 66%),
    radial-gradient(70% 50% at 4% 34%,rgba(255,243,0,.052),transparent 64%),
    radial-gradient(90% 62% at 84% 100%,rgba(46,99,255,.13),transparent 66%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(145,190,255,0.095) 1px,transparent 1px),
    linear-gradient(90deg,rgba(145,190,255,0.095) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(130% 95% at 50% 0%,#000 0%,rgba(0,0,0,.35) 52%,transparent 78%);
          mask-image:radial-gradient(130% 95% at 50% 0%,#000 0%,rgba(0,0,0,.35) 52%,transparent 78%);
}
/* 内容层压在空间层之上 */
.hero,section,footer{position:relative;z-index:1}

img,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
::selection{background:var(--brand);color:#000}

.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 var(--pad)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* 滚动条 */
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:var(--void)}
::-webkit-scrollbar-thumb{
  background:linear-gradient(180deg,rgba(67,217,255,.42),rgba(46,99,255,.42));
  border-radius:99px;border:2px solid var(--void);
}
::-webkit-scrollbar-thumb:hover{background:linear-gradient(180deg,rgba(67,217,255,.7),rgba(46,99,255,.7))}

/* ---------- 顶部导航 ---------- */
.nav{
  position:fixed;inset:0 0 auto;z-index:90;
  background:rgba(16,28,51,0.55);
  backdrop-filter:saturate(150%) blur(16px);
  -webkit-backdrop-filter:saturate(150%) blur(16px);
  border-bottom:1px solid transparent;
  transition:border-color .3s var(--ease),background .3s var(--ease);
}
/* 导航底部：一道由中心向两侧淡出的光边 */
.nav::after{
  content:"";position:absolute;inset:auto 0 -1px;height:1px;pointer-events:none;
  background:linear-gradient(90deg,transparent,rgba(67,217,255,.45) 30%,
                             rgba(255,243,0,.42) 50%,rgba(67,217,255,.45) 70%,transparent);
  opacity:0;transition:opacity .35s var(--ease);
}
.nav.on{background:rgba(16,28,51,0.88);border-bottom-color:var(--line)}
.nav.on::after{opacity:1}
.nav-in{
  max-width:var(--maxw);margin:0 auto;padding:0 var(--pad);
  height:66px;display:flex;align-items:center;gap:28px;
}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;
      font-size:19px;letter-spacing:.02em;flex:0 0 auto}
.logo i{
  width:30px;height:30px;border-radius:8px;
  background:linear-gradient(150deg,#FFFB8C,#FFF300 42%,#E8C400);
  display:grid;place-items:center;font-style:normal;font-weight:900;
  color:#000;font-size:17px;line-height:1;
  box-shadow:0 0 0 1px rgba(255,243,0,.45),0 6px 20px rgba(255,243,0,.30),
             inset 0 1px 0 rgba(255,255,255,.65);
}
.logo small{display:block;font-size:10px;font-weight:500;letter-spacing:.18em;
            color:var(--text-3);margin-top:-3px}
.nav-links{display:flex;gap:4px;margin-left:auto}
.nav-links a{
  position:relative;padding:9px 15px;border-radius:8px;font-size:14.5px;color:var(--text-2);
  transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--text);background:rgba(135,185,255,0.13)}
.nav-links a.act{color:var(--brand)}
.nav-links a.act::after{
  content:"";position:absolute;left:15px;right:15px;bottom:3px;height:1px;
  background:var(--brand);box-shadow:0 0 8px var(--brand-glow);
}
.nav-cta{
  margin-left:8px;padding:9px 20px;border-radius:9px;font-size:14.5px;
  font-weight:700;color:#000;
  background:linear-gradient(180deg,#FFFA5C,#FFF300 46%,#F0D900);
  box-shadow:0 0 0 1px rgba(255,243,0,.4),0 6px 22px rgba(255,243,0,.20),
             inset 0 1px 0 rgba(255,255,255,.6);
  transition:transform .18s var(--ease),box-shadow .2s;
}
.nav-cta:hover{transform:translateY(-1px);
  box-shadow:0 0 0 1px rgba(255,243,0,.55),0 10px 30px rgba(255,243,0,.34),
             inset 0 1px 0 rgba(255,255,255,.7)}
.burger{display:none;margin-left:auto;width:40px;height:40px;border-radius:8px;
        position:relative}
.burger span{position:absolute;left:11px;right:11px;height:2px;background:var(--text);
             border-radius:2px;transition:.3s var(--ease)}
.burger span:nth-child(1){top:14px}
.burger span:nth-child(2){top:19px}
.burger span:nth-child(3){top:24px}
.burger.x span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.burger.x span:nth-child(2){opacity:0}
.burger.x span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

@media(max-width:880px){
  .nav-links,.nav-cta{display:none}
  .burger{display:block}
  .nav-links.open{
    display:flex;position:fixed;inset:66px 0 auto;flex-direction:column;
    background:rgba(16,28,51,0.98);border-bottom:1px solid var(--line);
    padding:10px var(--pad) 22px;gap:2px;
    backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  }
  .nav-links.open a{padding:14px 8px;font-size:16px;border-radius:0;
                    border-bottom:1px solid var(--line)}
  .nav-links.open a.act::after{display:none}
}

/* ---------- 通用区块 ---------- */
section{position:relative}
.sec{padding:clamp(64px,9vw,116px) 0}
/* 交替区块改用半透明，让全局光晕透上来 */
.sec.alt{
  background:linear-gradient(180deg,rgba(22,36,62,0.62),rgba(18,30,52,0.62));
  border-block:1px solid var(--line);
}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;font-size:12.5px;
  letter-spacing:.2em;color:var(--brand);font-weight:700;text-transform:uppercase;
  margin-bottom:16px;
}
.eyebrow::before{
  content:"";width:22px;height:2px;border-radius:2px;background:var(--brand);
  box-shadow:0 0 10px var(--brand-glow);
}
h1,h2,h3{line-height:1.22;letter-spacing:-.02em}
h2{font-size:clamp(26px,3.6vw,40px);font-weight:800;
   text-shadow:0 0 42px rgba(46,99,255,.30)}
h3{font-size:clamp(18px,2vw,21px);font-weight:700}
.lead{color:var(--text-2);font-size:clamp(15px,1.5vw,17.5px);max-width:66ch}
.head{margin-bottom:clamp(32px,4.5vw,52px)}
.head.center{text-align:center}
.head.center .eyebrow{justify-content:center}
.head.center .lead{margin:14px auto 0}

/* 按钮 */
.btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.btn{
  display:inline-flex;align-items:center;gap:9px;padding:13px 26px;
  border-radius:10px;font-weight:700;font-size:15px;
  transition:transform .18s var(--ease),background .2s,box-shadow .2s,border-color .2s,color .2s;
}
.btn-y{
  background:linear-gradient(180deg,#FFFA5C,#FFF300 46%,#EBD500);
  color:#000;
  box-shadow:0 0 0 1px rgba(255,243,0,.42),0 8px 26px rgba(255,243,0,.20),
             inset 0 1px 0 rgba(255,255,255,.65);
}
.btn-y:hover{transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(255,243,0,.6),0 12px 36px rgba(255,243,0,.36),
             inset 0 1px 0 rgba(255,255,255,.75)}
.btn-g{
  border:1px solid var(--line-2);color:var(--text);
  background:linear-gradient(180deg,rgba(255,255,255,0.065),rgba(255,255,255,0.022));
}
.btn-g:hover{
  border-color:rgba(255,243,0,.6);color:var(--brand);transform:translateY(-2px);
  background:linear-gradient(180deg,rgba(255,243,0,.10),rgba(255,243,0,.03));
  box-shadow:0 8px 26px rgba(255,243,0,.14);
}
.arrow{transition:transform .22s var(--ease)}
.btn:hover .arrow{transform:translateX(4px)}

/* ---------- 首页 Hero ---------- */
.hero{
  position:relative;min-height:clamp(600px,94vh,920px);
  display:flex;align-items:flex-end;overflow:hidden;
  padding:120px 0 clamp(48px,7vw,84px);
}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img,.hero-bg video{
  width:100%;height:100%;object-fit:cover;opacity:.40;
  filter:saturate(1.05) contrast(1.06);
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(16,28,51,0.9) 0%,rgba(16,28,51,0.34) 30%,
                    rgba(16,28,51,0.72) 70%,var(--ink) 100%),
    radial-gradient(110% 70% at 16% 46%,rgba(255,243,0,.10),transparent 60%),
    radial-gradient(90% 70% at 88% 20%,rgba(46,99,255,.28),transparent 66%);
}
/* 网格：加在 hero 图上，制造"数据空间"感 */
.hero::before{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background-image:
    linear-gradient(rgba(150,195,255,0.13) 1px,transparent 1px),
    linear-gradient(90deg,rgba(150,195,255,0.13) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 74%);
          mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 74%);
}
/* 缓慢下行的扫描光带 */
.hero::after{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(180deg,transparent,rgba(120,205,255,.10) 45%,transparent);
  height:34%;animation:scan 9s linear infinite;
}
@keyframes scan{
  0%{transform:translateY(-120%);opacity:0}
  30%{opacity:1}
  100%{transform:translateY(320%);opacity:0}
}
/* 跟随鼠标的柔和光斑（--hx/--hy 由 JS 写入，无 JS 时停在默认位置） */
.hero-bg::before{
  content:"";position:absolute;inset:0;z-index:2;pointer-events:none;
  background:radial-gradient(460px circle at var(--hx,50%) var(--hy,42%),
             rgba(67,217,255,.16),transparent 66%);
  transition:opacity .5s var(--ease);
}
.hero .wrap{position:relative;z-index:2;width:100%}
.hero h1{
  font-size:clamp(29px,5.2vw,60px);font-weight:900;letter-spacing:-.03em;
  max-width:20em;text-shadow:0 2px 30px rgba(10,20,38,0.6);
}
.hero h1 span{display:block}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(96deg,#FFF300 10%,#FFFA8C 46%,#FFFFFF 96%);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
  filter:drop-shadow(0 0 26px rgba(255,243,0,.42));
}
@media(max-width:560px){.hero h1 span{display:inline}}
.hero .lead{margin-top:20px;max-width:56ch;font-size:clamp(15px,1.8vw,19px);
            text-shadow:0 1px 16px rgba(10,20,38,0.7)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.tag{
  font-size:12.5px;padding:5px 13px;border-radius:999px;
  border:1px solid var(--line-2);color:var(--text-2);
  background:linear-gradient(180deg,rgba(255,255,255,0.085),rgba(255,255,255,0.032));
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.tag.hot{
  border-color:rgba(255,243,0,.5);color:var(--brand);
  background:linear-gradient(180deg,rgba(255,243,0,.14),rgba(255,243,0,.04));
  box-shadow:0 0 22px rgba(255,243,0,.16),inset 0 1px 0 rgba(255,255,255,.14);
}

/* 滚动提示 */
.scroll-hint{
  position:absolute;left:50%;bottom:22px;transform:translateX(-50%);z-index:3;
  font-size:11px;letter-spacing:.22em;color:var(--text-3);text-align:center;
}
.scroll-hint::after{
  content:"";display:block;width:1px;height:34px;margin:9px auto 0;
  background:linear-gradient(var(--brand),transparent);
  box-shadow:0 0 8px var(--brand-glow);
  animation:drop 2s var(--ease) infinite;
}
@keyframes drop{0%{opacity:0;transform:scaleY(.3)}45%{opacity:1}100%{opacity:0;transform:scaleY(1)}}
@media(max-width:900px){.scroll-hint{display:none}}
h1,h2,h3,p,.lead,.card p{overflow-wrap:break-word}

/* ---------- 参数条 ---------- */
.stats{
  position:relative;
  background:linear-gradient(180deg,rgba(28,44,74,0.72),rgba(18,30,52,0.72));
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.stats::before,.stats::after{
  content:"";position:absolute;inset:0 0 auto;height:1px;pointer-events:none;
  background:linear-gradient(90deg,transparent,rgba(67,217,255,.5) 26%,
                             rgba(255,243,0,.5) 50%,rgba(67,217,255,.5) 74%,transparent);
}
.stats::after{inset:auto 0 0}
.stats-grid{
  display:grid;grid-template-columns:repeat(5,1fr);
}
.stat{
  padding:clamp(26px,3.6vw,42px) clamp(12px,2vw,24px);
  border-left:1px solid var(--line);
  transition:background .3s var(--ease);
}
.stat:hover{background:radial-gradient(120% 100% at 50% 0%,rgba(255,243,0,.075),transparent 70%)}
.stat:first-child{border-left:0}
.stat b{
  display:block;font-size:clamp(26px,3.4vw,40px);font-weight:900;
  letter-spacing:-.03em;line-height:1.05;
  background:linear-gradient(180deg,#FFFFFF 6%,#FFF300 82%);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
  filter:drop-shadow(0 0 20px rgba(255,243,0,.28));
}
.stat b i{font-style:normal;font-size:.5em;font-weight:700;margin-left:2px}
.stat span{display:block;margin-top:9px;font-size:13px;color:var(--text-3);
           letter-spacing:.04em}
@media(max-width:880px){
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat{border-left:1px solid var(--line);border-top:1px solid var(--line)}
  .stat:nth-child(odd){border-left:0}
  .stat:nth-child(1),.stat:nth-child(2){border-top:0}
  .stat:last-child{grid-column:1/-1}
}

/* ---------- 卡片网格 ---------- */
.grid{display:grid;gap:clamp(14px,2vw,22px)}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:980px){.g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:660px){.g2,.g3,.g4{grid-template-columns:1fr}}

/* 玻璃拟态卡片 */
.card{
  position:relative;overflow:hidden;
  background:var(--glass);
  border:1px solid var(--line);border-radius:16px;
  padding:clamp(22px,2.6vw,30px);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.085),0 12px 34px rgba(10,20,38,0.42);
  transition:border-color .28s,transform .28s var(--ease),box-shadow .28s;
}
/* 顶部高光棱线 */
.card::before{
  content:"";position:absolute;inset:0 0 auto;height:1px;pointer-events:none;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.42),transparent);
  opacity:.7;transition:opacity .3s;
}
/* 鼠标跟随光晕（--mx/--my 由 JS 写入） */
.card::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:0;
  background:radial-gradient(320px circle at var(--mx,50%) var(--my,0%),
             rgba(255,243,0,.11),transparent 62%);
  transition:opacity .35s var(--ease);
}
.card:hover{
  border-color:rgba(255,243,0,.42);transform:translateY(-3px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.14),0 18px 44px rgba(10,20,38,0.6),
             0 0 30px rgba(255,243,0,.10);
}
.card:hover::before{opacity:1}
.card:hover::after{opacity:1}
.card .ico{
  width:44px;height:44px;border-radius:12px;color:var(--brand);
  background:linear-gradient(180deg,rgba(255,243,0,.18),rgba(255,243,0,.05));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.20),0 0 0 1px rgba(255,243,0,.20),
             0 6px 20px rgba(255,243,0,.14);
  display:grid;place-items:center;margin-bottom:18px;
}
.card .ico svg{width:21px;height:21px;stroke:currentColor;fill:none;
               stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;
               filter:drop-shadow(0 0 6px rgba(255,243,0,.45))}
.card h3{margin-bottom:10px}
.card p{color:var(--text-2);font-size:14.6px}
.card .num{
  font-size:12px;font-weight:800;color:var(--brand);letter-spacing:.16em;
  display:block;margin-bottom:12px;text-shadow:0 0 12px var(--brand-glow);
}

/* ---------- 图文分栏 ---------- */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(26px,4.5vw,64px);
       align-items:center}
@media(max-width:900px){.split{grid-template-columns:1fr;gap:30px}}
.split.flip .txt{order:2}
@media(max-width:900px){.split.flip .txt{order:0}}
.figure{
  position:relative;border-radius:18px;overflow:hidden;
  border:1px solid var(--line-2);
  background:var(--ink-3);aspect-ratio:4/3;
  box-shadow:0 20px 50px rgba(10,20,38,0.6),0 0 0 1px rgba(67,217,255,.06),
             inset 0 1px 0 rgba(255,255,255,.08);
}
.figure.tall{aspect-ratio:3/4}
/* 画面内侧一圈冷光，像屏幕边缘 */
.figure::after{
  content:"";position:absolute;inset:0;pointer-events:none;border-radius:inherit;
  box-shadow:inset 0 0 60px rgba(46,99,255,.22),inset 0 0 0 1px rgba(255,255,255,0.085);
}
.figure img{width:100%;height:100%;object-fit:cover;
            transition:transform .6s var(--ease)}
.figure:hover img{transform:scale(1.035)}
.figure:hover{border-color:rgba(255,243,0,.4);
  box-shadow:0 24px 60px rgba(10,20,38,0.7),0 0 34px rgba(255,243,0,.12),
             inset 0 1px 0 rgba(255,255,255,.12)}

.checks{list-style:none;margin-top:22px;display:grid;gap:12px}
.checks li{display:flex;gap:11px;font-size:15px;color:var(--text-2)}
.checks li::before{
  content:"";flex:0 0 auto;width:18px;height:18px;margin-top:4px;border-radius:5px;
  background:rgba(255,243,0,.14) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23FFF300' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/11px no-repeat;
  box-shadow:0 0 12px rgba(255,243,0,.22),inset 0 0 0 1px rgba(255,243,0,.22);
}
.checks li b{color:var(--text);font-weight:700}

/* ---------- 图库 ---------- */
.filters{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:26px}
.filters button{
  padding:8px 17px;border-radius:999px;font-size:14px;color:var(--text-2);
  border:1px solid var(--line);transition:.2s;
  background:linear-gradient(180deg,rgba(255,255,255,0.06),rgba(255,255,255,0.02));
}
.filters button:hover{color:var(--text);border-color:var(--line-2)}
.filters button.act{
  background:linear-gradient(180deg,#FFFA5C,#FFF300 50%,#EBD500);
  color:#000;border-color:var(--brand);font-weight:700;
  box-shadow:0 0 0 1px rgba(255,243,0,.4),0 6px 20px rgba(255,243,0,.24),
             inset 0 1px 0 rgba(255,255,255,.6);
}

.masonry{columns:3;column-gap:clamp(10px,1.6vw,16px)}
@media(max-width:900px){.masonry{columns:2}}
@media(max-width:520px){.masonry{columns:1}}
.tile{
  break-inside:avoid;margin-bottom:clamp(10px,1.6vw,16px);
  border-radius:14px;overflow:hidden;position:relative;cursor:zoom-in;
  background:var(--ink-3);border:1px solid var(--line);
  transition:border-color .28s,box-shadow .28s,transform .28s var(--ease);
}
.tile:hover{
  border-color:rgba(255,243,0,.45);transform:translateY(-2px);
  box-shadow:0 16px 40px rgba(10,20,38,0.6),0 0 26px rgba(255,243,0,.13);
}
.tile img{width:100%;height:auto;transition:transform .5s var(--ease)}
.tile:hover img{transform:scale(1.04)}
.tile figcaption{
  position:absolute;inset:auto 0 0;padding:26px 14px 12px;font-size:13px;
  color:#fff;background:linear-gradient(transparent,rgba(10,20,38,0.88));
  opacity:0;transition:opacity .28s;
}
.tile:hover figcaption{opacity:1}
.tile.hide{display:none}

/* 灯箱 */
.lb{
  position:fixed;inset:0;z-index:200;
  background:rgba(10,20,38,0.94);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  display:none;place-items:center;padding:5vh 5vw;
}
.lb.on{display:grid}
.lb img{max-width:100%;max-height:88vh;border-radius:12px;
        box-shadow:0 30px 90px rgba(0,0,0,.75),0 0 0 1px rgba(150,185,255,0.26)}
.lb-close{
  position:absolute;top:20px;right:24px;width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,.1);color:#fff;font-size:22px;line-height:1;
  border:1px solid rgba(255,255,255,.14);
}
.lb-close:hover{background:rgba(255,255,255,.2)}
.lb-nav{
  position:absolute;top:50%;transform:translateY(-50%);width:48px;height:48px;
  border-radius:50%;background:rgba(255,255,255,.1);color:#fff;font-size:24px;
  border:1px solid rgba(255,255,255,.14);
}
.lb-nav:hover{background:rgba(255,255,255,.22)}
.lb-prev{left:18px}.lb-next{right:18px}

/* ---------- 视频 ---------- */
.vgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(14px,2vw,22px)}
@media(max-width:900px){.vgrid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.vgrid{grid-template-columns:1fr}}
.vcard{
  border-radius:16px;overflow:hidden;
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.085),0 14px 38px rgba(10,20,38,0.5);
  transition:border-color .28s,transform .28s var(--ease),box-shadow .28s;
}
.vcard:hover{
  border-color:rgba(255,243,0,.45);transform:translateY(-3px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.14),0 20px 50px rgba(10,20,38,0.62),
             0 0 30px rgba(255,243,0,.12);
}
.vbox{position:relative;aspect-ratio:9/16;background:#000}
.vbox video{width:100%;height:100%;object-fit:cover}
.vplay{
  position:absolute;inset:0;display:grid;place-items:center;
  background:linear-gradient(180deg,rgba(10,20,38,0.08),rgba(10,20,38,0.5));
  transition:opacity .3s;
}
.vcard.playing .vplay{opacity:0;pointer-events:none}
.vplay i{
  width:58px;height:58px;border-radius:50%;
  background:linear-gradient(180deg,#FFFA5C,#FFF300 50%,#EBD500);
  display:grid;place-items:center;transition:transform .22s var(--ease);
  box-shadow:0 0 0 1px rgba(255,243,0,.5),0 8px 30px rgba(255,243,0,.35),
             inset 0 1px 0 rgba(255,255,255,.6);
}
.vcard:hover .vplay i{transform:scale(1.09)}
.vplay i::after{
  content:"";border-style:solid;border-width:9px 0 9px 15px;
  border-color:transparent transparent transparent #000;margin-left:3px;
}
.vmeta{padding:15px 17px}
.vmeta h3{font-size:16px}
.vmeta span{font-size:12.6px;color:var(--text-3)}

.hero-video{
  position:relative;border-radius:18px;overflow:hidden;
  border:1px solid var(--line-2);
  max-width:400px;margin:0 auto;aspect-ratio:9/16;background:#000;
  box-shadow:0 24px 60px rgba(10,20,38,0.7),0 0 40px rgba(46,99,255,.16),
             inset 0 1px 0 rgba(255,255,255,.1);
}
.hero-video video{width:100%;height:100%;object-fit:cover}

/* ---------- 流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(12px,1.8vw,20px);
      counter-reset:s}
@media(max-width:900px){.flow{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.flow{grid-template-columns:1fr}}
.step{
  position:relative;padding:28px 22px 24px;border-radius:16px;
  background:linear-gradient(180deg,rgba(36,54,92,0.55),rgba(20,34,58,0.55));
  border:1px solid var(--line);overflow:hidden;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.085),0 12px 32px rgba(10,20,38,0.45);
  transition:border-color .28s,transform .28s var(--ease),box-shadow .28s;
}
.step:hover{border-color:rgba(255,243,0,.42);transform:translateY(-3px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.14),0 18px 44px rgba(10,20,38,0.6),
             0 0 28px rgba(255,243,0,.10)}
.step::after{
  content:"";position:absolute;inset:0 0 auto;height:2px;
  background:linear-gradient(90deg,rgba(255,243,0,.85),rgba(67,217,255,.5),transparent);
  opacity:.65;
}
.step::before{
  counter-increment:s;content:"0" counter(s);
  font-size:13px;font-weight:900;letter-spacing:.1em;
  color:var(--brand);text-shadow:0 0 14px var(--brand-glow);
  display:block;margin-bottom:12px;
}
.step h3{font-size:16.5px;margin-bottom:8px}
.step p{font-size:14px;color:var(--text-2)}

/* ---------- 参数表 ---------- */
.table-scroll{
  overflow-x:auto;border-radius:16px;border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,0.055),rgba(255,255,255,0.022));
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.085),0 14px 38px rgba(10,20,38,0.45);
}
table{width:100%;border-collapse:collapse;min-width:520px;font-size:14.6px}
thead th{
  color:var(--text);text-align:left;
  padding:15px 20px;font-weight:700;font-size:13.5px;letter-spacing:.05em;
  border-bottom:1px solid var(--line-2);
  background:linear-gradient(180deg,rgba(46,99,255,.20),rgba(36,54,92,0.28));
}
tbody td{padding:14px 20px;border-bottom:1px solid var(--line);color:var(--text-2)}
tbody tr:last-child td{border-bottom:0}
tbody tr{transition:background .22s}
tbody tr:hover td{background:rgba(135,185,255,0.10)}
tbody td:first-child{color:var(--text);font-weight:600}
tbody td b{color:var(--brand);text-shadow:0 0 12px var(--brand-glow)}

/* ---------- 数据/引言 ---------- */
.quote{
  position:relative;border-left:3px solid var(--brand);
  padding:6px 0 6px 22px;
  font-size:clamp(16px,2vw,20px);color:var(--text);line-height:1.66;
}
.quote::before{
  content:"";position:absolute;left:-3px;top:0;bottom:0;width:3px;
  background:var(--brand);box-shadow:0 0 16px var(--brand-glow);
}
.quote cite{display:block;margin-top:14px;font-size:13.6px;color:var(--text-3);
            font-style:normal}

/* ---------- CTA ---------- */
.cta{
  position:relative;overflow:hidden;
  background:
    radial-gradient(90% 130% at 84% 12%,rgba(255,243,0,.15),transparent 58%),
    radial-gradient(80% 120% at 6% 96%,rgba(46,99,255,.26),transparent 62%),
    linear-gradient(180deg,rgba(22,36,62,0.7),rgba(18,30,52,0.7));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.cta::before{
  content:"";position:absolute;inset:0 0 auto;height:1px;pointer-events:none;
  background:linear-gradient(90deg,transparent,rgba(255,243,0,.6),rgba(67,217,255,.5),transparent);
}
.cta-in{display:flex;flex-wrap:wrap;gap:32px;align-items:center;
        justify-content:space-between}
.cta h2{max-width:22ch}
.cta p{color:var(--text-2);margin-top:12px;max-width:52ch}

/* ---------- 页脚 ---------- */
footer{
  position:relative;
  background:linear-gradient(180deg,rgba(16,28,51,0.85),rgba(10,20,38,0.95));
  padding:clamp(46px,6vw,72px) 0 34px;font-size:14px;
}
footer::before{
  content:"";position:absolute;inset:0 0 auto;height:1px;
  background:linear-gradient(90deg,transparent,rgba(67,217,255,.35) 30%,
                             rgba(255,243,0,.35) 50%,rgba(67,217,255,.35) 70%,transparent);
}
.foot-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;
          gap:clamp(22px,3vw,44px);padding-bottom:38px;
          border-bottom:1px solid var(--line)}
@media(max-width:820px){.foot-top{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.foot-top{grid-template-columns:1fr}}
.foot-top h4{font-size:13px;letter-spacing:.14em;color:var(--text-3);
             text-transform:uppercase;margin-bottom:15px;font-weight:700}
.foot-top a,.foot-top p{color:var(--text-2);display:block;margin-bottom:9px;
                        font-size:14px}
.foot-top a:hover{color:var(--brand);text-shadow:0 0 12px var(--brand-glow)}
.foot-brand p{max-width:34ch;margin-top:14px;color:var(--text-3)}
.foot-bot{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  padding-top:24px;color:var(--text-3);font-size:13px;
}
.foot-bot a:hover{color:var(--text-2)}

/* ---------- 页面头（内页） ---------- */
.phead{
  position:relative;overflow:hidden;
  padding:clamp(120px,15vw,190px) 0 clamp(38px,5vw,60px);
  background:linear-gradient(180deg,rgba(22,36,62,0.72),rgba(16,28,51,0.5));
  border-bottom:1px solid var(--line);
}
.phead::before{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(70% 120% at 10% 0%,rgba(255,243,0,.12),transparent 58%),
    radial-gradient(80% 130% at 92% 10%,rgba(46,99,255,.30),transparent 62%);
}
.phead::after{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(150,195,255,0.12) 1px,transparent 1px),
    linear-gradient(90deg,rgba(150,195,255,0.12) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.85),transparent 80%);
          mask-image:linear-gradient(180deg,rgba(0,0,0,.85),transparent 80%);
}
.phead .wrap{position:relative;z-index:1}
.phead h1{font-size:clamp(28px,4.4vw,50px);font-weight:900;
          text-shadow:0 0 44px rgba(46,99,255,.35)}
.phead .lead{margin-top:16px}
.crumb{font-size:13px;color:var(--text-3);margin-bottom:14px}
.crumb a:hover{color:var(--brand)}

/* 关于页时间线 */
.tl{list-style:none;border-left:1px solid var(--line-2);margin-left:6px}
.tl li{position:relative;padding:0 0 30px 26px}
.tl li::before{
  content:"";position:absolute;left:-5px;top:8px;width:9px;height:9px;
  border-radius:50%;background:var(--brand);
  box-shadow:0 0 0 4px rgba(255,243,0,.14),0 0 16px var(--brand-glow);
}
.tl b{display:block;color:var(--brand);font-size:13px;letter-spacing:.1em;
      margin-bottom:5px}
.tl p{color:var(--text-2);font-size:14.6px}

/* ---------- 入场动画 ---------- */
.rv{
  opacity:0;transform:translateY(22px);
  filter:blur(5px);
  transition:opacity .8s var(--ease),transform .8s var(--ease),filter .8s var(--ease);
}
.rv.in{opacity:1;transform:none;filter:blur(0)}
@media(prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none;filter:none;transition:none}
  .hero::after{display:none}
  html{scroll-behavior:auto}
}