:root{
    --deep-blue:#061426;
    --deep-blue-2:#0a2038;
    --neon-cyan:#22e0ff;
    --neon-cyan-dim:#0f8fa8;
    --violet:#7a5cff;
    --violet-deep:#1a1030;
    --pink:#ff6ba8;
    --ink:#eaf4ff;
    --muted:#8fa9c4;
    --card:#0e1f36;
    --card-2:#101a33;
    --line:rgba(34,224,255,.22);
    --radius:16px;
  }
  *{box-sizing:border-box;margin:0;padding:0;}
  html{scroll-behavior:smooth;}
  body{
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
    background:var(--deep-blue);
    color:var(--ink);
    line-height:1.7;
    overflow-x:hidden;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;}
  .wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 20px;}
  .sec{padding:72px 0;position:relative;}
  .sec-head{margin-bottom:36px;}
  .sec-kicker{
    display:inline-block;font-size:12px;letter-spacing:.22em;
    color:var(--neon-cyan);text-transform:uppercase;
    border:1px solid var(--line);border-radius:999px;padding:4px 14px;margin-bottom:14px;
    background:rgba(34,224,255,.06);
  }
  .sec-title{font-size:28px;line-height:1.35;letter-spacing:.01em;}
  .sec-sub{color:var(--muted);font-size:15px;margin-top:10px;max-width:680px;}

  /* ============ HEADER ============ */
  header.top{
    position:sticky;top:0;z-index:50;
    backdrop-filter:blur(14px);
    background:rgba(6,20,38,.82);
    border-bottom:1px solid rgba(34,224,255,.15);
  }
  .top-inner{display:flex;align-items:center;gap:18px;height:64px;}
  .brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
  .brand img{height:32px;width:auto;border-radius:8px;}
  .brand-name{font-size:18px;font-weight:700;letter-spacing:.02em;white-space:nowrap;
    background:linear-gradient(90deg,#fff,#9fe9ff);-webkit-background-clip:text;background-clip:text;color:transparent;}
  nav.main-nav{margin-left:auto;display:flex;gap:6px;overflow-x:auto;scrollbar-width:none;}
  nav.main-nav::-webkit-scrollbar{display:none;}
  nav.main-nav a{
    font-size:13.5px;color:#b9cfe4;padding:8px 12px;border-radius:999px;white-space:nowrap;
    transition:color .2s,background .2s;
  }
  nav.main-nav a:hover{color:var(--neon-cyan);background:rgba(34,224,255,.1);}
  .nav-toggle{
    display:none;margin-left:auto;background:transparent;border:1px solid var(--line);
    color:var(--neon-cyan);border-radius:10px;padding:6px 12px;font-size:13px;cursor:pointer;
  }

  /* ============ HERO ============ */
  .hero{
    position:relative;overflow:hidden;
    padding:64px 0 80px;
    background:
      radial-gradient(900px 500px at 12% -10%,rgba(34,224,255,.20),transparent 60%),
      radial-gradient(800px 480px at 92% 8%,rgba(122,92,255,.28),transparent 62%),
      linear-gradient(160deg,#04101f 0%,#061a30 46%,#0a1430 100%);
    border-bottom:1px solid rgba(34,224,255,.12);
  }
  .hero::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:radial-gradient(rgba(34,224,255,.16) 1px,transparent 1px);
    background-size:34px 34px;opacity:.5;
    mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 88%);
    -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 88%);
  }
  .hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center;}
  .hero-badge{
    display:inline-flex;align-items:center;gap:8px;font-size:12.5px;color:#9fe9ff;
    background:rgba(34,224,255,.1);border:1px solid var(--line);border-radius:999px;padding:5px 14px;margin-bottom:20px;
  }
  .hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--neon-cyan);box-shadow:0 0 10px var(--neon-cyan);}
  h1.hero-title{
    font-size:44px;line-height:1.22;letter-spacing:.01em;font-weight:800;
    background:linear-gradient(100deg,#ffffff 0%,#a8f0ff 42%,#8f7bff 100%);
    -webkit-background-clip:text;background-clip:text;color:transparent;
    animation:heroRise .9s cubic-bezier(.2,.7,.3,1) both;
  }
  @keyframes heroRise{from{transform:translateY(18px)}to{transform:translateY(0)}}
  .hero-lead{color:#a9c4dd;font-size:16px;margin-top:18px;max-width:520px;}
  .hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
  .point{
    font-size:13.5px;color:#cfe9ff;border:1px solid rgba(34,224,255,.25);
    background:linear-gradient(180deg,rgba(34,224,255,.12),rgba(34,224,255,.04));
    border-radius:10px;padding:8px 13px;transition:transform .25s,border-color .25s;
  }
  .point:hover{transform:translateY(-3px);border-color:var(--neon-cyan);}
  .dl-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
  .btn-dl{
    display:inline-flex;align-items:center;gap:9px;
    padding:13px 22px;border-radius:12px;font-size:15px;font-weight:600;cursor:pointer;
    border:1px solid transparent;transition:transform .2s,box-shadow .25s,background .2s;
  }
  .btn-dl:hover{transform:translateY(-3px);}
  .btn-primary{
    color:#03202b;
    background:linear-gradient(120deg,#3ef0ff,#22e0ff 55%,#7a5cff);
    box-shadow:0 10px 28px rgba(34,224,255,.28);
  }
  .btn-primary:hover{box-shadow:0 14px 34px rgba(34,224,255,.42);}
  .btn-ghost{
    color:#d9ecff;background:rgba(255,255,255,.04);border-color:rgba(34,224,255,.32);
  }
  .btn-ghost:hover{background:rgba(34,224,255,.12);}
  .btn-dl .ico{font-size:15px;line-height:1;}

  /* hero visual / carousel */
  .hero-visual{position:relative;}
  .stage{
    position:relative;width:100%;aspect-ratio:4/5;max-width:420px;margin:0 auto;
    border-radius:24px;overflow:hidden;
    border:1px solid rgba(34,224,255,.28);
    box-shadow:0 30px 70px rgba(0,0,0,.55),0 0 0 6px rgba(34,224,255,.05);
    background:#08182b;
  }
  .stage .slide{
    position:absolute;inset:0;opacity:0;transition:opacity .8s ease,transform .8s ease;
    transform:scale(1.04);
  }
  .stage .slide.is-on{opacity:1;transform:scale(1);}
  .stage .slide img{width:100%;height:100%;object-fit:cover;}
  .stage-tag{
    position:absolute;left:14px;bottom:14px;z-index:3;
    font-size:12.5px;color:#eaf4ff;background:rgba(4,16,31,.72);
    border:1px solid rgba(34,224,255,.3);border-radius:999px;padding:5px 12px;
    backdrop-filter:blur(6px);
  }
  .stage-dots{display:flex;justify-content:center;gap:8px;margin-top:16px;}
  .stage-dots i{width:22px;height:4px;border-radius:2px;background:rgba(34,224,255,.25);transition:background .3s;}
  .stage-dots i.is-on{background:var(--neon-cyan);box-shadow:0 0 10px var(--neon-cyan);}
  /* danmaku strip */
  .danmaku{
    position:absolute;inset:0;z-index:2;pointer-events:none;overflow:hidden;
  }
  .dm{
    position:absolute;left:100%;white-space:nowrap;font-size:12.5px;color:#c8f6ff;
    background:rgba(6,20,38,.6);border:1px solid rgba(34,224,255,.25);
    padding:3px 10px;border-radius:999px;animation:dmRun 14s linear infinite;
  }
  .dm:nth-child(1){top:12%;animation-duration:15s;}
  .dm:nth-child(2){top:26%;animation-duration:19s;animation-delay:-4s;color:#d7c8ff;}
  .dm:nth-child(3){top:44%;animation-duration:17s;animation-delay:-8s;}
  .dm:nth-child(4){top:62%;animation-duration:21s;animation-delay:-2s;color:#ffd3e6;}
  @keyframes dmRun{from{transform:translateX(0)}to{transform:translateX(-520px)}}

  /* ============ GALLERY 今日上新 ============ */
  .sec-new{background:linear-gradient(180deg,#061426 0%,#08182c 100%);}
  .tilt-gallery{
    display:grid;grid-template-columns:repeat(4,1fr);gap:22px;
    perspective:1400px;
  }
  .tilt-card{
    position:relative;border-radius:18px;overflow:hidden;
    border:1px solid rgba(34,224,255,.16);
    background:var(--card);
    transform:rotateY(-7deg) rotateX(3deg);
    transition:transform .45s cubic-bezier(.2,.7,.3,1),box-shadow .45s,border-color .35s;
    box-shadow:0 16px 34px rgba(0,0,0,.45);
  }
  .tilt-card:hover{
    transform:rotateY(0) rotateX(0) translateY(-8px) scale(1.035);
    border-color:rgba(34,224,255,.6);
    box-shadow:0 0 0 1px rgba(34,224,255,.35),0 22px 50px rgba(34,224,255,.22);
  }
  .tilt-card img{width:100%;aspect-ratio:3/4;object-fit:cover;transition:transform .5s;}
  .tilt-card:hover img{transform:scale(1.06);}
  .tilt-meta{padding:12px 14px 16px;}
  .tilt-meta h3{font-size:15px;font-weight:700;margin-bottom:6px;}
  .tilt-meta p{font-size:12.5px;color:var(--muted);line-height:1.6;}
  .tilt-meta .tag{
    display:inline-block;margin-top:9px;font-size:11.5px;color:#8ff0ff;
    border:1px solid rgba(34,224,255,.3);border-radius:999px;padding:2px 9px;
  }

  /* ============ MASONRY 独家私藏 ============ */
  .sec-vault{
    background:
      radial-gradient(700px 400px at 85% 0%,rgba(122,92,255,.22),transparent 65%),
      linear-gradient(180deg,#0a1530 0%,#0b1024 100%);
  }
  .masonry{columns:3;column-gap:22px;}
  .note{
    break-inside:avoid;margin-bottom:22px;border-radius:16px;overflow:hidden;
    background:linear-gradient(180deg,#13203c,#0e1730);
    border:1px solid rgba(122,92,255,.25);
    box-shadow:0 14px 30px rgba(0,0,0,.35);
    transition:transform .3s,border-color .3s;
  }
  .note:hover{transform:translateY(-5px);border-color:rgba(34,224,255,.55);}
  .note img{width:100%;object-fit:cover;}
  .note-body{padding:16px 16px 18px;}
  .note-body h3{font-size:16px;margin-bottom:8px;}
  .note-body p{font-size:13.5px;color:#a8c1d8;}
  .note-foot{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;align-items:center;}
  .chip{
    font-size:11.5px;padding:3px 9px;border-radius:999px;
    background:rgba(34,224,255,.1);color:#8ff0ff;border:1px solid rgba(34,224,255,.28);
  }
  .chip.pink{background:rgba(255,107,168,.12);color:#ffb2d1;border-color:rgba(255,107,168,.32);}
  .date{font-size:11.5px;color:#7d97b2;margin-left:auto;}

  /* ============ ORBITAL 热更日历 ============ */
  .sec-clock{
    background:linear-gradient(180deg,#061426 0%,#08182e 60%,#061426 100%);
  }
  .clock-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:center;}
  .orbit{
    position:relative;width:100%;max-width:420px;aspect-ratio:1/1;margin:0 auto;
    border-radius:50%;
    border:1px dashed rgba(34,224,255,.28);
    background:radial-gradient(circle at 50% 50%,rgba(34,224,255,.1),transparent 62%);
  }
  .orbit::before{
    content:"";position:absolute;inset:22%;border-radius:50%;
    border:1px solid rgba(122,92,255,.3);
  }
  .orbit-core{
    position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
    width:112px;height:112px;border-radius:50%;
    display:flex;flex-direction:column;align-items:center;justify-content:center;
    background:radial-gradient(circle at 35% 30%,#17395c,#08182b);
    border:1px solid rgba(34,224,255,.45);
    box-shadow:0 0 30px rgba(34,224,255,.28),inset 0 0 20px rgba(34,224,255,.15);
    text-align:center;
  }
  .orbit-core strong{font-size:15px;color:#a8f4ff;}
  .orbit-core span{font-size:11px;color:#7fa1bd;letter-spacing:.14em;}
  .node{
    position:absolute;width:88px;height:88px;border-radius:50%;
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
    background:rgba(10,28,50,.92);border:1px solid rgba(34,224,255,.35);
    font-size:12.5px;color:#c9ecff;
    box-shadow:0 0 16px rgba(34,224,255,.16);
    animation:nodePulse 3.4s ease-in-out infinite;
    transform:translate(-50%,-50%);
  }
  .node b{font-size:14px;color:#fff;letter-spacing:.04em;}
  .node small{font-size:10.5px;color:#79b7cc;}
  .node:nth-child(odd){animation-delay:1.1s;}
  @keyframes nodePulse{
    0%,100%{box-shadow:0 0 14px rgba(34,224,255,.16);border-color:rgba(34,224,255,.32);}
    50%{box-shadow:0 0 26px rgba(34,224,255,.5);border-color:rgba(34,224,255,.75);}
  }
  .clock-list{display:grid;gap:12px;}
  .clock-item{
    display:grid;grid-template-columns:66px 1fr;gap:14px;align-items:start;
    padding:14px 16px;border-radius:14px;
    background:rgba(14,31,54,.7);border:1px solid rgba(34,224,255,.15);
    transition:border-color .25s,transform .25s;
  }
  .clock-item:hover{border-color:rgba(34,224,255,.5);transform:translateX(4px);}
  .clock-item b{font-size:15px;color:var(--neon-cyan);font-weight:700;}
  .clock-item p{font-size:13.5px;color:#a9c4dd;}

  /* ============ BLIND BOX 许愿墙 + 风向标 ============ */
  .sec-box{
    background:
      radial-gradient(600px 380px at 10% 10%,rgba(122,92,255,.24),transparent 62%),
      radial-gradient(700px 400px at 92% 90%,rgba(34,224,255,.16),transparent 62%),
      linear-gradient(180deg,#0a1030 0%,#0b1330 100%);
  }
  .box-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px;}
  .box-panel h3{font-size:19px;margin-bottom:6px;}
  .box-panel .hint{font-size:13px;color:var(--muted);margin-bottom:18px;}
  .card-wall{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;}
  .bcard{
    border-radius:14px;padding:15px 16px;min-height:104px;
    background:rgba(16,26,51,.9);border:1px solid rgba(122,92,255,.24);
    display:flex;flex-direction:column;justify-content:space-between;
    transition:transform .3s,border-color .3s;
  }
  .bcard:hover{transform:translateY(-4px);border-color:rgba(34,224,255,.55);}
  .bcard .rank{font-size:11.5px;letter-spacing:.16em;color:#7f9dbb;}
  .bcard .txt{font-size:13.5px;color:#dbe9f8;margin-top:8px;}
  .bcard .who{font-size:11.5px;color:#7d97b2;margin-top:10px;}
  .bcard.legend{
    background:linear-gradient(150deg,#1b1150,#0f2a4a 70%);
    border:1px solid rgba(34,224,255,.6);
    box-shadow:0 0 0 1px rgba(34,224,255,.22),0 0 28px rgba(34,224,255,.28);
  }
  .bcard.legend .rank{color:#8ff0ff;}
  .bcard.legend .txt{color:#ffffff;}
  .bcard.gold{
    background:linear-gradient(150deg,#2a1030,#0f2a4a 70%);
    border:1px solid rgba(255,107,168,.55);
    box-shadow:0 0 0 1px rgba(255,107,168,.2),0 0 24px rgba(255,107,168,.22);
  }
  .bcard.gold .rank{color:#ffb2d1;}

  /* ============ MESSAGE BOARD 用户反馈 ============ */
  .sec-msg{background:linear-gradient(180deg,#061426 0%,#071627 100%);}
  .msg-viewport{
    height:360px;overflow:hidden;position:relative;
    border-radius:18px;border:1px solid rgba(34,224,255,.18);
    background:rgba(8,22,40,.7);
    padding:8px 0;
    mask-image:linear-gradient(180deg,transparent,#000 8%,#000 92%,transparent);
    -webkit-mask-image:linear-gradient(180deg,transparent,#000 8%,#000 92%,transparent);
  }
  .msg-track{display:flex;flex-direction:column;gap:14px;padding:10px 18px;animation:msgScroll 26s linear infinite;}
  .msg-viewport:hover .msg-track{animation-play-state:paused;}
  @keyframes msgScroll{from{transform:translateY(0)}to{transform:translateY(-50%)}}
  .msg{
    display:grid;grid-template-columns:44px 1fr;gap:14px;align-items:start;
    padding:14px 16px;border-radius:14px;
    background:rgba(14,31,54,.85);border:1px solid rgba(34,224,255,.14);
  }
  .msg img{width:44px;height:44px;border-radius:12px;object-fit:cover;background:#0b1a2e;}
  .msg b{font-size:13.5px;color:#a8f4ff;font-weight:600;}
  .msg p{font-size:13.5px;color:#bcd3e6;margin-top:4px;}
  .msg small{display:block;font-size:11.5px;color:#6f8aa6;margin-top:6px;}

  /* ============ ACCORDION 隐私 + 答疑 ============ */
  .sec-safe{
    background:
      radial-gradient(700px 380px at 80% 0%,rgba(122,92,255,.18),transparent 62%),
      linear-gradient(180deg,#0a1028 0%,#081226 100%);
  }
  .acc-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start;}
  .acc-col h3{font-size:19px;margin-bottom:8px;}
  .acc-col .hint{font-size:13px;color:var(--muted);margin-bottom:18px;}
  details.acc{
    border:1px solid rgba(34,224,255,.18);border-radius:12px;
    background:rgba(14,31,54,.7);margin-bottom:12px;overflow:hidden;
    transition:border-color .25s;
  }
  details.acc[open]{border-color:rgba(34,224,255,.55);}
  details.acc summary{
    list-style:none;cursor:pointer;padding:14px 16px;
    font-size:14.5px;color:#dcf0ff;display:flex;gap:10px;align-items:flex-start;
  }
  details.acc summary::-webkit-details-marker{display:none;}
  details.acc summary::before{
    content:"＋";flex-shrink:0;color:var(--neon-cyan);font-size:14px;line-height:1.6;
  }
  details.acc[open] summary::before{content:"－";}
  details.acc .acc-body{
    padding:0 16px 16px 40px;font-size:13.5px;color:#a9c4dd;
  }

  /* ============ STEPS + FINAL CTA ============ */
  .sec-cta{
    background:
      radial-gradient(800px 420px at 50% 0%,rgba(34,224,255,.2),transparent 60%),
      linear-gradient(180deg,#061426 0%,#0a1430 100%);
    border-top:1px solid rgba(34,224,255,.15);
  }
  .steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:44px;}
  .step{
    padding:20px 20px 22px;border-radius:16px;
    background:rgba(14,31,54,.8);border:1px solid rgba(34,224,255,.18);
    transition:transform .3s,border-color .3s;
  }
  .step:hover{transform:translateY(-5px);border-color:rgba(34,224,255,.5);}
  .step .num{
    font-size:12px;letter-spacing:.2em;color:var(--neon-cyan);margin-bottom:8px;display:block;
  }
  .step h3{font-size:16px;margin-bottom:8px;}
  .step p{font-size:13.5px;color:#a9c4dd;}
  .cta-box{
    text-align:center;padding:44px 24px;border-radius:22px;
    background:linear-gradient(150deg,rgba(34,224,255,.1),rgba(122,92,255,.14));
    border:1px solid rgba(34,224,255,.3);
  }
  .cta-box h2{font-size:26px;margin-bottom:10px;}
  .cta-box p{color:#a9c4dd;font-size:14.5px;max-width:560px;margin:0 auto;}
  .cta-box .dl-row{justify-content:center;}

  /* ============ FOOTER ============ */
  footer.site-foot{
    background:#040d1a;border-top:1px solid rgba(34,224,255,.15);
    padding:44px 0 28px;
  }
  .foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
  .foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:12px;}
  .foot-brand img{height:28px;width:auto;border-radius:7px;}
  .foot-brand span{font-size:16px;font-weight:700;color:#dcefff;}
  .foot-desc{font-size:13px;color:#7d97b2;max-width:380px;}
  .foot-col h4{font-size:13.5px;color:#cfe9ff;margin-bottom:12px;}
  .foot-col ul{list-style:none;display:grid;gap:8px;}
  .foot-col li{font-size:13px;color:#7d97b2;}
  .foot-bottom{
    margin-top:32px;padding-top:20px;border-top:1px solid rgba(34,224,255,.1);
    display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
    font-size:12.5px;color:#66809a;
  }
  .foot-bottom time{color:#54708c;}

  /* ============ 复制弹窗 ============ */
  .dl-modal{
    position:fixed;inset:0;z-index:200;display:none;
    align-items:center;justify-content:center;padding:24px;
    background:rgba(2,9,18,.78);backdrop-filter:blur(4px);
  }
  .dl-modal.is-open{display:flex;}
  .modal-card{
    width:100%;max-width:420px;border-radius:18px;padding:24px 22px;
    background:linear-gradient(180deg,#0e2340,#0a1830);
    border:1px solid rgba(34,224,255,.4);
    box-shadow:0 24px 60px rgba(0,0,0,.6);
    text-align:center;
  }
  .modal-card h3{font-size:16px;line-height:1.6;margin-bottom:16px;color:#eaf4ff;font-weight:600;}
  .modal-link{
    word-break:break-all;font-size:13px;color:#8ff0ff;
    background:rgba(34,224,255,.08);border:1px dashed rgba(34,224,255,.35);
    border-radius:10px;padding:11px 12px;margin-bottom:16px;
  }
  .modal-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;}
  .modal-actions button{
    cursor:pointer;font-size:14px;padding:10px 20px;border-radius:10px;border:1px solid transparent;
    font-family:inherit;
  }
  .btn-copy{color:#03202b;background:linear-gradient(120deg,#3ef0ff,#22e0ff);font-weight:600;}
  .btn-close{color:#cfe9ff;background:rgba(255,255,255,.06);border-color:rgba(34,224,255,.3);}
  .copy-tip{font-size:12.5px;color:#8ff0ff;margin-top:10px;min-height:18px;}

  /* ============ 响应式 ============ */
  @media (max-width:1024px){
    .hero-grid{grid-template-columns:1fr;gap:36px;}
    .hero-title{font-size:36px;}
    .tilt-gallery{grid-template-columns:repeat(3,1fr);gap:18px;}
    .masonry{columns:2;}
    .clock-layout{grid-template-columns:1fr;gap:34px;}
    .box-grid{grid-template-columns:1fr;gap:32px;}
    .acc-grid{grid-template-columns:1fr;gap:32px;}
    .steps-grid{grid-template-columns:1fr 1fr;}
    .foot-grid{grid-template-columns:1fr 1fr;}
  }
  @media (max-width:768px){
    .sec{padding:52px 0;}
    .sec-title{font-size:23px;}
    header.top .top-inner{height:58px;}
    .brand img{height:28px;}
    .brand-name{font-size:16px;}
    nav.main-nav{display:none;position:absolute;top:58px;left:0;right:0;
      flex-direction:column;padding:10px 16px 16px;gap:2px;
      background:rgba(6,20,38,.98);border-bottom:1px solid rgba(34,224,255,.2);}
    nav.main-nav.is-open{display:flex;}
    .nav-toggle{display:inline-block;}
    .hero{padding:44px 0 56px;}
    .hero-title{font-size:29px;line-height:1.3;}
    .hero-lead{font-size:14.5px;}
    .btn-dl{width:100%;justify-content:center;padding:12px 18px;font-size:14.5px;}
    .dl-row{flex-direction:column;gap:10px;}
    .stage{max-width:340px;}
    .tilt-gallery{grid-template-columns:repeat(2,1fr);gap:14px;}
    .tilt-card{transform:none;}
    .masonry{columns:1;}
    .orbit{max-width:320px;}
    .node{width:70px;height:70px;font-size:11.5px;}
    .node b{font-size:12.5px;}
    .orbit-core{width:92px;height:92px;}
    .card-wall{grid-template-columns:1fr;}
    .msg-viewport{height:340px;}
    .steps-grid{grid-template-columns:1fr;}
    .cta-box{padding:32px 16px;}
    .cta-box h2{font-size:22px;}
    .foot-grid{grid-template-columns:1fr;gap:24px;}
    .foot-bottom{flex-direction:column;align-items:flex-start;gap:6px;}
    .clock-item{grid-template-columns:56px 1fr;gap:10px;}
  }