:root{
  --ink:#0E1B2A;
  --ink-2:#3D4D5C;
  --muted:#73808E;
  --line:#E8EEF4;
  --bg:#FFFFFF;
  --bg-soft:#F4F8FB;
  --navy:#0C2742;
  --navy-2:#143E6B;
  --navy-3:#1B5290;
  --teal:#00A39A;
  --teal-2:#0FC2B6;
  --teal-soft:#E6F6F4;
  --gold:#E0A23A;
  --shadow:0 28px 64px -30px rgba(12,39,66,.38);
  --shadow-sm:0 12px 32px -18px rgba(12,39,66,.28);
  --r:18px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-snap-type:y mandatory}
body{font-family:'Noto Sans SC',system-ui,-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;color:var(--ink);background:var(--bg);line-height:1.75;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.wrap{max-width:1160px;margin:0 auto;padding:0 28px;position:relative;z-index:2}

/* ===== PAGE / SNAP ===== */
.page{min-height:100vh;scroll-snap-align:start;scroll-snap-stop:always;display:flex;flex-direction:column;justify-content:center;padding:116px 0 84px;position:relative;overflow:hidden}
.page-light{background:var(--bg)}
.page-soft{background:var(--bg-soft)}
.page-navy{background:radial-gradient(120% 90% at 80% 0%,#0E3160 0%,#08182E 60%);color:#fff}

/* decorative glows */
.deco{position:absolute;border-radius:50%;filter:blur(80px);pointer-events:none;z-index:0}
.deco.t{background:radial-gradient(circle,rgba(0,163,154,.42),transparent 70%)}
.deco.b{background:radial-gradient(circle,rgba(27,82,144,.38),transparent 70%)}
.deco.g{background:radial-gradient(circle,rgba(224,162,58,.28),transparent 70%)}
.page-light .deco,.page-soft .deco{opacity:.5}

/* section index */
.pidx{position:absolute;top:104px;right:34px;font-size:14px;font-weight:900;color:var(--navy);opacity:.1;letter-spacing:2px;z-index:1;font-family:'Noto Sans SC',sans-serif}
.pidx span{font-weight:300;opacity:.7}
.page-navy .pidx{color:#fff;opacity:.16}

/* ===== NAV ===== */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;transition:.4s ease}
.nav .bar{display:flex;align-items:center;justify-content:space-between;height:88px;transition:.4s}
.nav.solid{background:rgba(255,255,255,.92);backdrop-filter:blur(18px);box-shadow:0 1px 0 var(--line),0 14px 34px -24px rgba(12,39,66,.5)}
.nav.solid .bar{height:88px}
.logo{display:flex;align-items:center;gap:11px;color:#fff;transition:.4s}
.nav.solid .logo{color:var(--navy)}
.logo .mark{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--teal),var(--navy-3));box-shadow:0 10px 24px -8px rgba(0,163,154,.65)}
.logo .mark svg{width:22px;height:22px}
.logo .name{font-weight:900;font-size:21px;letter-spacing:2px;line-height:1}
.logo .name span{font-weight:300;font-size:11px;display:block;letter-spacing:4px;color:var(--teal-2);margin-top:3px}
.nav.solid .logo .name span{color:var(--teal)}
.menu{display:flex;align-items:center;gap:4px}
.menu a{color:rgba(255,255,255,.82);font-size:14px;font-weight:500;padding:9px 15px;border-radius:9px;transition:.25s}
.nav.solid .menu a{color:var(--ink-2)}
.menu a:hover{color:#fff;background:rgba(255,255,255,.12)}
.nav.solid .menu a:hover{color:var(--navy);background:var(--bg-soft)}
.menu a.active{color:var(--teal-2)}
.nav.solid .menu a.active{color:var(--teal)}
.nav-cta{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,var(--teal),var(--teal-2));color:#fff!important;padding:10px 20px;border-radius:30px;font-weight:600;font-size:13.5px;box-shadow:0 10px 24px -10px rgba(0,163,154,.8);transition:.25s}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 16px 30px -10px rgba(0,163,154,.95)}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none}
.burger span{width:23px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.nav.solid .burger span{background:var(--navy)}
.logo-img{height:60px;width:auto;display:block}

/* ===== DOT NAV ===== */
.dots.light .pip{background:rgba(255,255,255,.4)}
.dots.light a.on .pip,.dots.light a:hover .pip{background:#fff;box-shadow:0 0 0 5px rgba(255,255,255,.2)}
.dots{position:fixed;right:26px;top:50%;transform:translateY(-50%);z-index:90;display:flex;flex-direction:column;gap:16px}
.dots a{display:flex;align-items:center;gap:10px;justify-content:flex-end}
.dots .pip{width:9px;height:9px;border-radius:50%;background:rgba(12,39,66,.2);transition:.3s}
.dots .lbl{font-size:12px;color:transparent;transition:.3s;font-weight:600;white-space:nowrap}
.dots a:hover .pip,.dots a.on .pip{background:var(--teal);transform:scale(1.5);box-shadow:0 0 0 5px rgba(0,163,154,.16)}
.dots a:hover .lbl,.dots a.on .lbl{color:var(--navy)}

/* ===== HEAD ===== */
.head{text-align:center;max-width:700px;margin:0 auto 52px}
.head .tag{display:inline-flex;align-items:center;gap:10px;font-size:12.5px;font-weight:700;letter-spacing:3px;color:var(--teal);text-transform:uppercase;margin-bottom:16px}
.head .tag::before,.head .tag::after{content:"";width:26px;height:1px;background:linear-gradient(90deg,transparent,var(--teal),transparent)}
.head h2{font-size:clamp(27px,3.4vw,40px);font-weight:900;color:var(--navy);letter-spacing:.5px;line-height:1.28}
.head h2 b{color:var(--teal);position:relative}
.head h2 b::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:8px;background:var(--teal-soft);z-index:-1;border-radius:4px}
.head p{color:var(--muted);font-size:15px;margin-top:16px}
.page-navy .head h2{color:#fff}
.page-navy .head p{color:rgba(255,255,255,.72)}

/* ===== HERO ===== */
.hero{color:#fff;background:#061a30}
.hero .bg{position:absolute;inset:0;z-index:0;background:
  radial-gradient(60% 50% at 78% 18%,rgba(0,168,154,.45),transparent 60%),
  radial-gradient(55% 50% at 12% 85%,rgba(27,82,144,.6),transparent 60%),
  radial-gradient(40% 40% at 50% 50%,rgba(15,194,182,.18),transparent 70%),
  linear-gradient(150deg,#061a30 0%,#0a2a4e 45%,#0e3a6b 100%)}
.hero .grid-bg{position:absolute;inset:0;z-index:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(circle at 60% 40%,#000,transparent 75%)}
.hero .wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:56px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:9px;padding:8px 17px;border:1px solid rgba(15,194,182,.5);border-radius:30px;font-size:12.5px;font-weight:500;color:var(--teal-2);background:rgba(0,163,154,.14);margin-bottom:26px;backdrop-filter:blur(6px)}
.eyebrow .d{width:7px;height:7px;border-radius:50%;background:var(--teal-2);box-shadow:0 0 0 4px rgba(15,194,182,.24);animation:blip 2s ease-in-out infinite}
.hero h1{font-size:clamp(34px,4.7vw,56px);line-height:1.18;font-weight:900;letter-spacing:1px;margin-bottom:24px}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--teal-2),#86e6ff 60%,var(--teal-2));background-size:200% auto;-webkit-background-clip:text;background-clip:text;color:transparent;animation:shine 4s linear infinite}
@keyframes shine{to{background-position:200% center}}
.hero .lead{font-size:17px;color:rgba(255,255,255,.82);max-width:540px;margin-bottom:34px}
.hbtns{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:9px;padding:15px 30px;border-radius:32px;font-weight:600;font-size:15px;transition:.28s;cursor:pointer;border:none}
.btn-fill{background:linear-gradient(135deg,var(--teal),var(--teal-2));color:#fff;box-shadow:0 18px 40px -14px rgba(0,163,154,.9)}
.btn-fill:hover{transform:translateY(-3px);box-shadow:0 24px 46px -14px rgba(0,163,154,1)}
.btn-line{background:rgba(255,255,255,.07);color:#fff;border:1px solid rgba(255,255,255,.3);backdrop-filter:blur(6px)}
.btn-line:hover{background:rgba(255,255,255,.16);transform:translateY(-3px)}
.policy{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin:0 0 30px;max-width:560px}
.pol-label{font-size:11.5px;font-weight:700;letter-spacing:2px;color:var(--teal-2);padding:5px 11px;border:1px solid rgba(15,194,182,.45);border-radius:20px;background:rgba(0,163,154,.14);white-space:nowrap}
.pol-chip{font-size:12.5px;color:rgba(255,255,255,.82);padding:6px 13px;border-radius:20px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);backdrop-filter:blur(6px);transition:.25s;white-space:nowrap}
.pol-chip:hover{background:rgba(0,163,154,.2);border-color:rgba(15,194,182,.55);color:#fff;transform:translateY(-2px)}
/* hero panel */
.hpanel{position:relative;background:linear-gradient(160deg,rgba(255,255,255,.1),rgba(255,255,255,.04));border:1px solid rgba(255,255,255,.16);border-radius:24px;padding:30px;backdrop-filter:blur(14px);box-shadow:0 30px 60px -30px rgba(0,0,0,.5)}
.hpanel::before{content:"";position:absolute;inset:0;border-radius:24px;padding:1px;background:linear-gradient(160deg,rgba(15,194,182,.5),transparent 50%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.hpanel .pt{font-size:13px;color:var(--teal-2);font-weight:700;letter-spacing:2px;margin-bottom:18px;display:flex;align-items:center;gap:8px}
.hpanel .pt::before{content:"";width:18px;height:2px;background:var(--teal-2);border-radius:2px}
.hrow{display:flex;align-items:baseline;justify-content:space-between;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.1)}
.hrow:last-child{border-bottom:none}
.hrow .hl{font-size:14px;color:rgba(255,255,255,.75)}
.hrow .hv{font-size:23px;font-weight:800;color:#fff}
.hrow .hv i{color:var(--teal-2);font-style:normal;font-size:14px;margin-left:2px}
.hscroll{position:absolute;bottom:28px;left:50%;transform:translateX(-50%);color:rgba(255,255,255,.5);font-size:12px;letter-spacing:2px;display:flex;flex-direction:column;align-items:center;gap:8px;animation:bob 2.2s ease-in-out infinite;z-index:3}
.hscroll .arrow{width:18px;height:28px;border:2px solid rgba(255,255,255,.35);border-radius:12px;position:relative}
.hscroll .arrow::after{content:"";position:absolute;top:6px;left:50%;transform:translateX(-50%);width:3px;height:6px;border-radius:2px;background:rgba(255,255,255,.6);animation:scrolldot 1.8s ease-in-out infinite}
@keyframes bob{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,8px)}}
@keyframes scrolldot{0%{opacity:0;top:6px}40%{opacity:1}80%{opacity:0;top:16px}}

/* ===== ABOUT ===== */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.about-text .q{font-size:21px;font-weight:700;color:var(--navy);line-height:1.55;margin-bottom:20px;padding-left:18px;border-left:4px solid var(--teal)}
.about-text p{color:var(--ink-2);font-size:15.5px;margin-bottom:16px}
.slogan{display:inline-flex;gap:10px;margin-top:6px}
.slogan span{padding:8px 18px;border-radius:30px;background:var(--teal-soft);color:var(--teal);font-weight:700;font-size:14px}
.timeline{position:relative;padding-left:34px}
.timeline::before{content:"";position:absolute;left:9px;top:10px;bottom:10px;width:2px;background:linear-gradient(var(--teal),var(--navy-3))}
.tl{position:relative;margin-bottom:32px}
.tl:last-child{margin-bottom:0}
.tl::before{content:"";position:absolute;left:-34px;top:2px;width:20px;height:20px;border-radius:50%;background:#fff;border:4px solid var(--teal);box-shadow:0 0 0 5px rgba(0,163,154,.14),0 0 16px rgba(0,163,154,.4)}
.tl .yr{display:inline-block;font-size:12.5px;font-weight:800;color:#fff;letter-spacing:1px;background:linear-gradient(135deg,var(--teal),var(--navy-3));padding:3px 12px;border-radius:20px;margin-bottom:6px}
.tl .tt{font-size:17px;font-weight:700;color:var(--navy);margin:0 0 5px}
.tl .dd{color:var(--ink-2);font-size:14px}

/* value cards (merged from current version) */
.value-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:28px}
.value-card{padding:24px 16px;background:#fff;border:1px solid var(--line);border-radius:14px;text-align:center;transition:.3s;box-shadow:0 4px 12px -8px rgba(12,39,66,.15)}
.value-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);border-color:transparent}
.value-char{font-size:2.2rem;font-weight:900;background:linear-gradient(135deg,var(--teal),var(--navy-3));-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:8px;line-height:1}
.value-name{font-size:.95rem;font-weight:700;color:var(--navy);margin-bottom:6px}
.value-desc{font-size:.78rem;color:var(--muted);line-height:1.5}

/* ===== BUSINESS ===== */
.biz{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.biz-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:32px 26px;transition:.35s cubic-bezier(.2,.7,.2,1);position:relative;overflow:hidden}
.biz-card::before{content:"";position:absolute;left:0;top:0;height:3px;width:100%;background:linear-gradient(90deg,var(--teal),var(--navy-3));transform:scaleX(0);transform-origin:left;transition:.35s}
.biz-card::after{content:"";position:absolute;right:-30px;top:-30px;width:120px;height:120px;border-radius:50%;background:radial-gradient(circle,rgba(0,163,154,.1),transparent 70%);opacity:0;transition:.35s}
.biz-card:hover{transform:translateY(-10px);box-shadow:var(--shadow);border-color:transparent}
.biz-card:hover::before{transform:scaleX(1)}
.biz-card:hover::after{opacity:1}
.bnum{position:absolute;top:22px;right:24px;font-size:30px;font-weight:900;color:var(--navy);opacity:.07;line-height:1}
.biz-ico{width:56px;height:56px;border-radius:15px;display:grid;place-items:center;margin-bottom:20px;background:linear-gradient(135deg,var(--teal-soft),#fff);color:var(--teal);border:1px solid var(--line);transition:.35s}
.biz-card:hover .biz-ico{background:linear-gradient(135deg,var(--teal),var(--navy-3));color:#fff;transform:rotate(-6deg) scale(1.05);border-color:transparent;box-shadow:0 12px 24px -10px rgba(0,163,154,.6)}
.biz-ico svg{width:27px;height:27px}
.biz-card h3{font-size:18px;font-weight:800;color:var(--navy);margin-bottom:9px}
.biz-card p{color:var(--ink-2);font-size:13.5px;margin-bottom:14px}
.biz-card ul{list-style:none}
.biz-card li{font-size:12.5px;color:var(--muted);padding:3px 0 3px 16px;position:relative}
.biz-card li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--teal)}
.biz-card:nth-child(1){transition-delay:.04s}.biz-card:nth-child(2){transition-delay:.1s}.biz-card:nth-child(3){transition-delay:.16s}.biz-card:nth-child(4){transition-delay:.22s}.biz-card:nth-child(5){transition-delay:.28s}.biz-card:nth-child(6){transition-delay:.34s}

/* ===== TECH ===== */
.tech-grid{display:grid;grid-template-columns:1fr;gap:36px}
.tech-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.tstat{position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;transition:.3s;overflow:hidden}
.tstat::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:linear-gradient(var(--teal),var(--navy-3));transform:scaleY(0);transform-origin:top;transition:.3s}
.tstat:hover{box-shadow:var(--shadow-sm);transform:translateY(-5px);border-color:transparent}
.tstat:hover::before{transform:scaleY(1)}
.tstat .k{font-size:12px;color:var(--teal);font-weight:700;letter-spacing:1px;margin-bottom:8px}
.tstat .v{font-size:30px;font-weight:900;color:var(--navy);line-height:1;background:linear-gradient(135deg,var(--navy),var(--navy-3));-webkit-background-clip:text;background-clip:text;color:transparent}
.tstat .v i{font-size:14px;color:var(--muted);font-style:normal;margin-left:2px;-webkit-text-fill-color:var(--muted)}
.tstat .d{font-size:12.5px;color:var(--muted);margin-top:8px}
.tech-flow{background:#fff;border:1px solid var(--line);border-radius:22px;padding:34px;position:relative;overflow:hidden}
.tech-flow::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(27,82,144,.05) 1.2px,transparent 1.2px);background-size:18px 18px;pointer-events:none;opacity:.6}
.tpa-head{display:flex;align-items:center;gap:16px;margin-bottom:26px;position:relative;z-index:1}
.tpa-badge{font-size:12px;font-weight:900;letter-spacing:1px;color:#fff;background:linear-gradient(135deg,var(--teal),var(--navy-3));padding:6px 13px;border-radius:20px;box-shadow:0 6px 14px -6px rgba(0,163,154,.6);white-space:nowrap}
.tpa-head h3{font-size:19px;font-weight:800;color:var(--navy);line-height:1.3;margin:0}
.tpa-head p{color:var(--muted);font-size:13px;margin-top:3px}
.tpa-flow{display:flex;align-items:flex-start;gap:6px;flex-wrap:wrap;justify-content:center;position:relative;z-index:1}
.tpa-step{flex:1 1 0;min-width:100px;text-align:center;background:var(--bg-soft);border:1px solid var(--line);border-radius:14px;padding:14px 6px;transition:.3s}
.tpa-step:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:transparent}
.tpa-step .tpa-num{width:32px;height:32px;border-radius:50%;margin:0 auto 8px;display:grid;place-items:center;font-size:13px;font-weight:900;color:#fff;background:linear-gradient(135deg,var(--teal),var(--navy-3))}
.tpa-step.human .tpa-num{background:linear-gradient(135deg,#E8A23A,#D9483B);box-shadow:0 6px 14px -6px rgba(217,72,59,.6)}
.tpa-step .tpa-name{font-size:12.5px;font-weight:700;color:var(--navy);margin-bottom:6px;line-height:1.3}
.tpa-step .tpa-tag{display:inline-flex;align-items:center;gap:4px;font-size:11px;font-weight:700;padding:3px 9px;border-radius:20px;background:rgba(0,163,154,.12);color:var(--teal)}
.tpa-step.human .tpa-tag{background:rgba(217,72,59,.12);color:#C0392B}
.tpa-step .tpa-tag svg{width:11px;height:11px}
.tpa-arrow{align-self:center;color:var(--muted);opacity:.55;flex:0 0 auto;padding:0 2px}
.tpa-arrow svg{width:14px;height:14px}
.tpa-stats{display:flex;flex-wrap:wrap;gap:18px;margin-top:24px;padding-top:18px;border-top:1px dashed var(--line);position:relative;z-index:1}
.tpa-stats span{font-size:13px;color:var(--muted)}
.tpa-stats b{color:var(--navy);font-weight:800;font-size:15px;margin-right:3px}
@media(max-width:860px){.sys-row{grid-template-columns:1fr}}
.sys-row{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:36px}
.sys-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px;transition:.35s;overflow:hidden}
.sys-card::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(27,82,144,.04) 1.2px,transparent 1.2px);background-size:18px 18px;pointer-events:none;opacity:.6}
.sys-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:transparent}
.sys-head{display:flex;align-items:center;gap:14px;margin-bottom:14px;position:relative;z-index:1}
.sys-mark{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;font-size:22px;font-weight:900;color:#fff;flex-shrink:0;box-shadow:0 8px 20px -8px rgba(12,39,66,.45)}
.sys-card.xw .sys-mark{background:linear-gradient(135deg,#1668b8,#08254a)}
.sys-card.wj .sys-mark{background:linear-gradient(135deg,var(--teal),var(--navy-3))}
.sys-meta .sys-tag{display:inline-block;font-size:11px;letter-spacing:2px;color:var(--teal);font-weight:700;margin-bottom:6px}
.sys-meta h3{font-size:18px;font-weight:800;color:var(--navy);line-height:1.3;margin:0}
.sys-meta p{font-size:12.5px;color:var(--muted);margin-top:3px}
.sys-sub{font-size:13px;color:var(--ink-2);margin-bottom:16px;line-height:1.6;position:relative;z-index:1}
.sys-stats{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px;position:relative;z-index:1}
.sys-stat{background:var(--bg-soft);border-radius:10px;padding:11px 12px;border:1px solid var(--line)}
.sys-stat .l{font-size:11px;color:var(--muted);margin-bottom:3px}
.sys-stat .v{font-size:17px;font-weight:800;color:var(--navy);line-height:1}
.sys-bars{display:flex;align-items:flex-end;gap:8px;height:58px;padding-bottom:22px;margin-bottom:8px;border-bottom:1px solid var(--line);position:relative;z-index:1}
.sys-bars span{flex:1;background:linear-gradient(180deg,var(--teal),var(--navy-3));border-radius:4px 4px 0 0;position:relative}
.sys-bars span::after{content:attr(data-m);position:absolute;bottom:-20px;left:50%;transform:translateX(-50%);font-size:10px;color:var(--muted);white-space:nowrap}
.sys-list{list-style:none;position:relative;z-index:1}
.sys-list li{font-size:13px;color:var(--ink-2);padding:5px 0 5px 22px;position:relative;line-height:1.5}
.sys-list li::before{content:"";position:absolute;left:0;top:12px;width:7px;height:7px;border-radius:50%;background:var(--teal)}
.sys-roles{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px;position:relative;z-index:1}
.sys-role{padding:5px 11px;border-radius:16px;background:var(--bg-soft);font-size:11.5px;font-weight:600;color:var(--navy);border:1px solid var(--line)}
@media(max-width:760px){.tpa-arrow{display:none}.tpa-flow{gap:10px}.tpa-step{flex:1 1 calc(33% - 10px);min-width:90px}}

/* ===== CASES (carousel) ===== */
.cases-wrap{position:relative;max-width:980px;margin:0 auto}
.case-track{overflow:hidden;border-radius:24px;box-shadow:var(--shadow)}
.case-slides{display:flex;transition:transform .7s cubic-bezier(.4,.05,.1,1)}
.case-slide{min-width:100%;display:grid;grid-template-columns:.85fr 1.15fr;background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden}
.case-vis{padding:40px;color:#fff;display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden;min-height:300px}
.case-vis::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.14) 1px,transparent 1px);background-size:18px 18px;opacity:.7}
.case-vis .vbig{position:absolute;right:-10px;bottom:-30px;font-size:120px;font-weight:900;color:rgba(255,255,255,.1);line-height:1;z-index:1}
.case-vis .yr{font-size:13px;font-weight:700;letter-spacing:2px;opacity:.9;position:relative;z-index:2}
.case-vis .ct{font-size:25px;font-weight:900;line-height:1.3;margin-top:10px;position:relative;z-index:2}
.cv1{background:linear-gradient(150deg,#0E3160,#1B5290)}
.cv2{background:linear-gradient(150deg,#007468,#0FC2B6)}
.cv3{background:linear-gradient(150deg,#3A2E78,#6B4FB0)}
.cv4{background:linear-gradient(150deg,#9A5A12,#E0A23A)}
.cv5{background:linear-gradient(150deg,#08203A,#0E3160)}
.case-info{padding:40px;display:flex;flex-direction:column;justify-content:center}
.case-info .ck{font-size:12px;color:var(--teal);font-weight:700;letter-spacing:2px;margin-bottom:10px}
.case-info h3{font-size:21px;font-weight:800;color:var(--navy);margin-bottom:12px}
.case-info p{color:var(--ink-2);font-size:14.5px;margin-bottom:18px}
.case-res{background:var(--bg-soft);border-radius:12px;padding:14px 16px;border-left:3px solid var(--teal)}
.case-res .rl{font-size:12px;color:var(--muted);margin-bottom:3px}
.case-res .rv{font-size:14.5px;font-weight:700;color:var(--navy)}
.case-ctrl{display:flex;align-items:center;justify-content:center;gap:18px;margin-top:28px}
.case-ctrl button{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--navy);cursor:pointer;display:grid;place-items:center;transition:.25s;box-shadow:var(--shadow-sm)}
.case-ctrl button:hover{background:var(--teal);color:#fff;border-color:var(--teal);transform:scale(1.08)}
.case-ctrl button svg{width:18px;height:18px}
.case-dots{display:flex;gap:8px}
.case-dots button{width:9px;height:9px;border-radius:50%;background:var(--line);padding:0;cursor:pointer;transition:.3s;border:none}
.case-dots button.on{background:var(--teal);width:28px;border-radius:6px}
.case-auto{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:6px}
.case-auto .blip{width:6px;height:6px;border-radius:50%;background:var(--teal);animation:blip 1.4s ease-in-out infinite}
@keyframes blip{0%,100%{opacity:.3}50%{opacity:1}}

/* ===== NETWORK ===== */
.net-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.net-card{position:relative;background-color:#fff;background-image:radial-gradient(rgba(12,39,66,.05) 1.3px,transparent 1.3px);background-size:20px 20px;border:1px solid var(--line);border-radius:22px;padding:36px;overflow:hidden}
.net-card::before{content:"";position:absolute;top:-40px;right:-40px;width:160px;height:160px;border-radius:50%;background:radial-gradient(circle,rgba(0,163,154,.14),transparent 70%)}
.net-card h3{font-size:19px;font-weight:800;color:var(--navy);margin-bottom:6px;position:relative}
.net-card .ns{color:var(--muted);font-size:13px;margin-bottom:24px;position:relative}
.region{display:flex;flex-wrap:wrap;gap:10px;position:relative}
.region span{padding:9px 16px;border-radius:30px;background:#fff;color:var(--navy);font-size:13.5px;font-weight:600;border:1px solid var(--line);transition:.25s;cursor:default;box-shadow:0 4px 12px -8px rgba(12,39,66,.2)}
.region span.hot{background:linear-gradient(135deg,var(--teal),var(--navy-3));color:#fff;border-color:transparent;box-shadow:0 8px 18px -8px rgba(0,163,154,.6)}
.region span:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.net-stats{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.ns-card{text-align:center;background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px 18px;transition:.3s;position:relative;overflow:hidden}
.ns-card:hover{box-shadow:var(--shadow-sm);transform:translateY(-5px);border-color:transparent}
.ns-card .ring{width:68px;height:68px;border-radius:50%;margin:0 auto 13px;display:grid;place-items:center;font-size:17px;font-weight:900;color:#fff;background:linear-gradient(135deg,var(--teal),var(--navy-3));box-shadow:0 10px 22px -10px rgba(0,163,154,.7);position:relative}
.ns-card .ring::before{content:"";position:absolute;inset:-5px;border-radius:50%;border:1px dashed rgba(0,163,154,.4)}
.ns-card .nb{font-size:20px;font-weight:800;color:var(--navy)}
.ns-card .nl{font-size:12.5px;color:var(--muted);margin-top:3px}

/* ===== CALC ===== */
.calc-card{background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);overflow:hidden;max-width:920px;margin:0 auto}
.calc-grid{display:grid;grid-template-columns:1.1fr .9fr}
.calc-form{padding:34px}
.calc-form h3{font-size:18px;font-weight:800;color:var(--navy);margin-bottom:4px}
.calc-form .sub{color:var(--muted);font-size:12.5px;margin-bottom:22px}
.calc-field{margin-bottom:16px}
.calc-field label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:7px}
.inp{width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:10px;font-size:14px;color:var(--ink);background:var(--bg-soft);font-family:inherit;transition:.2s}
.inp:focus{outline:none;border-color:var(--teal);background:#fff;box-shadow:0 0 0 3px rgba(0,163,154,.14)}
.inp-row{display:flex;align-items:center;gap:8px}
.inp-row .inp{flex:1}
.inp-row .unit{font-size:13px;color:var(--muted);white-space:nowrap}
.radio-group{display:flex;gap:8px;flex-wrap:wrap}
.radio-group label{display:inline-flex;align-items:center;gap:6px;padding:9px 14px;border:1px solid var(--line);border-radius:10px;font-size:13px;cursor:pointer;transition:.2s;background:var(--bg-soft)}
.radio-group input{accent-color:var(--teal)}
.radio-group label.active{border-color:var(--teal);background:var(--teal-soft);color:var(--teal);font-weight:700}
.calc-result{background:linear-gradient(160deg,#0A2238,#0E3160);color:#fff;padding:34px;display:flex;flex-direction:column;justify-content:center}
.calc-result .rt{font-size:13px;color:var(--teal-2);font-weight:700;letter-spacing:2px;margin-bottom:6px}
.calc-result .rh{font-size:14px;color:rgba(255,255,255,.72);margin-bottom:18px}
.res-row{display:flex;justify-content:space-between;align-items:baseline;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.12)}
.res-row:last-of-type{border-bottom:none}
.res-row .rl{font-size:13.5px;color:rgba(255,255,255,.78)}
.res-row .rv{font-size:16px;font-weight:700}
.res-total{margin-top:18px;padding-top:18px;border-top:1px solid rgba(255,255,255,.2)}
.res-total .rl{font-size:13px;color:var(--teal-2);font-weight:700;letter-spacing:1px}
.res-total .rv{font-size:34px;font-weight:900;line-height:1;margin-top:8px}
.calc-disc{font-size:11.5px;color:rgba(255,255,255,.5);margin-top:18px;line-height:1.6}
.calc-ref{margin-top:14px;border:1px solid var(--line);border-radius:10px;overflow:hidden;cursor:pointer}
.calc-ref summary{font-size:12.5px;font-weight:600;color:var(--navy);padding:10px 14px;list-style:none;display:flex;align-items:center;gap:6px}
.calc-ref summary::-webkit-details-marker{display:none}
.calc-ref[open] summary{border-bottom:1px solid var(--line)}
.ref-content{padding:12px 14px;font-size:12.5px;color:var(--ink-2);line-height:1.6;background:var(--bg-soft)}
.ref-table{width:100%;border-collapse:collapse;margin:6px 0}
.ref-table td{padding:5px 8px;border:1px solid var(--line);text-align:center;font-weight:600;font-size:11.5px;background:#fff}
.ref-list{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.ref-list span{padding:4px 10px;border-radius:12px;background:#fff;font-size:11.5px;border:1px solid var(--line)}
.calc-tabs{display:flex;gap:0;border-bottom:1px solid var(--line)}
.calc-tab{padding:15px 24px;border:none;background:none;font-size:14px;font-weight:600;color:var(--muted);cursor:pointer;border-bottom:3px solid transparent;transition:.2s;font-family:inherit;margin-bottom:-1px}
.calc-tab.active{color:var(--teal);border-bottom-color:var(--teal)}
.calc-pane{display:none}
.calc-pane.active{display:block}
.tort-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
@media(max-width:860px){.calc-grid{grid-template-columns:1fr}.tort-grid{grid-template-columns:1fr}}

/* ===== CONTACT ===== */
.contact{text-align:center}
.contact .head h2{color:#fff}
.contact .head p{color:rgba(255,255,255,.72)}
.cphone{display:inline-flex;align-items:center;gap:15px;background:linear-gradient(160deg,rgba(255,255,255,.12),rgba(255,255,255,.05));border:1px solid rgba(255,255,255,.25);border-radius:50px;padding:14px 32px;margin-bottom:36px;backdrop-filter:blur(8px);box-shadow:0 20px 44px -24px rgba(0,0,0,.6)}
.cphone .pi{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--teal),var(--teal-2));display:grid;place-items:center;box-shadow:0 0 0 6px rgba(0,163,154,.18)}
.cphone .pi svg{width:22px;height:22px;color:#fff}
.cphone .pn{font-size:26px;font-weight:900;letter-spacing:1px}
.cphone .pl{font-size:11.5px;color:rgba(255,255,255,.6);display:block;letter-spacing:2px}
.addr-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;max-width:740px;margin:0 auto}
.addr{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:16px;padding:22px;text-align:left;transition:.28s}
.addr:hover{background:rgba(0,163,154,.12);border-color:rgba(0,163,154,.4);transform:translateY(-3px)}
.addr .at{font-size:12.5px;color:var(--teal-2);font-weight:700;letter-spacing:1px;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.addr .ad{font-size:14px;color:rgba(255,255,255,.9);line-height:1.6}
.follow{display:grid;grid-template-columns:1fr 1fr;gap:18px;max-width:740px;margin:22px auto 0}
.fw-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:16px;padding:20px 22px;display:flex;align-items:center;gap:16px;text-align:left;transition:.28s}
.fw-card:hover{background:rgba(0,163,154,.16);border-color:rgba(0,163,154,.5);transform:translateY(-3px)}
.fw-ico{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;flex-shrink:0;background:linear-gradient(135deg,var(--teal),var(--navy-3));box-shadow:0 8px 18px -8px rgba(0,163,154,.7)}
.fw-ico svg{width:24px;height:24px;color:#fff}
.fw-card .fk{font-size:12px;color:var(--teal-2);font-weight:700;letter-spacing:1px;margin-bottom:3px}
.fw-card .fv{font-size:15px;font-weight:700;color:#fff;line-height:1.4}
.fw-card .fh{font-size:11.5px;color:rgba(255,255,255,.55);margin-top:2px}
@media(max-width:680px){.follow{grid-template-columns:1fr}}

/* ===== CONTACT FORM (merged from current version) ===== */
.contact-form-section{max-width:740px;margin:36px auto 0;text-align:left}
.contact-form-section .form-title{font-size:14px;color:var(--teal-2);font-weight:700;letter-spacing:2px;margin-bottom:20px;text-align:center}
.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{display:flex;flex-direction:column;gap:6px}
.form-group.full{grid-column:1/-1}
.form-group label{font-size:12.5px;color:rgba(255,255,255,.55);letter-spacing:.05em;font-weight:500}
.form-input,.form-textarea{padding:12px 16px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff;font-family:inherit;font-size:14px;transition:.25s}
.form-input:focus,.form-textarea:focus{outline:none;border-color:var(--teal);background:rgba(255,255,255,.08);box-shadow:0 0 0 3px rgba(0,163,154,.14)}
.form-input::placeholder,.form-textarea::placeholder{color:rgba(255,255,255,.3)}
.form-textarea{resize:vertical;min-height:90px;grid-column:1/-1}
.form-submit{grid-column:1/-1;padding:14px 32px;background:linear-gradient(135deg,var(--teal),var(--teal-2));color:#fff;border-radius:32px;font-weight:600;font-size:15px;cursor:pointer;border:none;transition:.28s;box-shadow:0 10px 24px -10px rgba(0,163,154,.8)}
.form-submit:hover{transform:translateY(-2px);box-shadow:0 16px 30px -10px rgba(0,163,154,.95)}
.form-success{grid-column:1/-1;display:none;padding:14px 18px;background:rgba(0,163,154,.12);border:1px solid rgba(0,163,154,.35);border-radius:10px;color:var(--teal-2);font-size:13.5px}
.form-success.visible{display:block}

/* ===== WeChat QR Card (merged from current version) ===== */
.wechat-qr-card{max-width:740px;margin:22px auto 0;display:flex;align-items:center;gap:20px;background:rgba(255,255,255,.06);border:1px solid rgba(0,163,154,.2);border-radius:16px;padding:20px;transition:.28s}
.wechat-qr-card:hover{background:rgba(0,163,154,.1);border-color:rgba(0,163,154,.4);transform:translateY(-3px)}
.wechat-qr-img{flex-shrink:0;width:110px;height:110px;border-radius:10px;overflow:hidden;background:#fff;padding:5px;box-shadow:0 4px 12px rgba(0,0,0,.2)}
.wechat-qr-img img{width:100%;height:100%;object-fit:contain;display:block}
.wechat-qr-info{flex:1;min-width:0;text-align:left}
.wechat-qr-name{font-size:14px;font-weight:700;color:var(--teal-2);letter-spacing:1px;margin-bottom:4px}
.wechat-qr-account{font-size:16px;font-weight:700;color:#fff;margin-bottom:6px}
.wechat-qr-desc{font-size:12.5px;color:rgba(255,255,255,.55);line-height:1.6}
@media(max-width:680px){
  .contact-form{grid-template-columns:1fr}
  .wechat-qr-card{flex-direction:column;text-align:center;gap:14px}
  .wechat-qr-info{text-align:center}
}

/* ===== FOOTER ===== */
footer{background:#06182c;color:rgba(255,255,255,.55);padding:28px 0;text-align:center;font-size:12.5px;position:relative;z-index:5}
footer .sg{color:var(--teal-2);font-weight:700;letter-spacing:4px;margin-bottom:4px}
.footer-logo{height:40px;width:auto;display:block;margin:0 auto 8px;opacity:.9}

/* reveal */
.reveal{opacity:0;transform:translateY(28px);transition:.75s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* responsive */
@media(max-width:980px){
  .hero .wrap{grid-template-columns:1fr}
  .hpanel{display:none}
  .about-grid,.tech-grid,.net-grid{grid-template-columns:1fr}
  .biz{grid-template-columns:repeat(2,1fr)}
  .case-slide{grid-template-columns:1fr}
  .case-vis{min-height:170px;padding:28px}
  .case-info{padding:28px}
  .addr-grid{grid-template-columns:1fr}
  .dots{display:none}
  .pidx{top:88px;right:20px}
  .value-cards{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:680px){
  .menu{display:none}
  .burger{display:flex}
  .menu.open{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;background:rgba(8,32,58,.98);padding:14px;gap:2px}
  .nav.solid .menu.open{background:rgba(255,255,255,.98)}
  .nav.solid .menu.open a{color:var(--ink-2)}
  .biz{grid-template-columns:1fr}
  .tech-stats{grid-template-columns:1fr}
  .net-stats{grid-template-columns:1fr 1fr}
  .nav-cta{display:none}
  .page{padding:104px 0 60px}
  .logo-img{height:48px}
  html{scroll-snap-type:none}
  .value-cards{grid-template-columns:1fr 1fr}
}