/* ===== Design tokens ===== */
:root{
  --emerald:#10B981;
  --emerald-600:#059669;
  --emerald-700:#047857;
  --cyan:#22D3EE;
  --deep:#04241C;
  --deep-2:#0A3B2E;
  --ink:#0F172A;
  --muted:#64748B;
  --line:#E6EDEA;
  --bg:#F6FAF8;
  --card:#FFFFFF;
  --radius:24px;
  --radius-sm:16px;
  --shadow-sm:0 2px 10px rgba(15,23,42,.05);
  --shadow:0 18px 40px -20px rgba(4,36,28,.35);
  --shadow-lg:0 34px 70px -30px rgba(4,36,28,.45);
  --maxw:1160px;
}

/* ===== Reset & Base ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:-apple-system,BlinkMacSystemFont,'PingFang SC','Hiragino Sans GB','Microsoft YaHei','Source Han Sans SC','Noto Sans SC','WenQuanYi Micro Hei',sans-serif;color:var(--ink);background:var(--bg);line-height:1.75;font-size:16px;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button,input,select,textarea{font:inherit;border:none;outline:none;background:none}

/* ===== Helpers ===== */
.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:15px 34px;border-radius:50px;font-weight:600;font-size:15px;background:linear-gradient(135deg,var(--emerald),var(--emerald-600));color:#fff;box-shadow:0 12px 26px -12px rgba(16,185,129,.75);transition:all .25s ease;cursor:pointer;white-space:nowrap}
.btn-primary:hover{box-shadow:0 18px 34px -14px rgba(16,185,129,.85);transform:translateY(-2px)}
.btn-outline{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 34px;border-radius:50px;font-weight:600;font-size:15px;border:1.5px solid rgba(255,255,255,.35);color:#fff;background:rgba(255,255,255,.06);backdrop-filter:blur(6px);transition:all .25s ease;cursor:pointer;white-space:nowrap}
.btn-outline:hover{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.6);transform:translateY(-2px)}
.btn-full{width:100%}
.tag{display:inline-block;background:#ECFDF5;color:var(--emerald-600);font-size:13px;font-weight:600;padding:6px 18px;border-radius:50px;margin-bottom:20px;letter-spacing:.02em}
.grad{background:linear-gradient(120deg,#34D399,#10B981 55%,#22D3EE);-webkit-background-clip:text;background-clip:text;color:transparent}

.section{padding:120px 24px}
.section-alt{background:#fff}
.section-inner{max-width:var(--maxw);margin:0 auto;display:flex;align-items:center;gap:72px}
.section-inner.row-reverse{flex-direction:row-reverse}
.section-center{max-width:680px;margin:0 auto 64px;text-align:center}
.section-text{flex:1;min-width:0}
.section-text h2{font-size:42px;font-weight:900;line-height:1.22;color:var(--ink);margin-bottom:20px;letter-spacing:-.02em}
.section-text p{font-size:17px;color:var(--muted);line-height:1.85;margin-bottom:8px}
.section-center h2{font-size:42px;font-weight:900;line-height:1.22;color:var(--ink);letter-spacing:-.02em;margin-bottom:16px;text-align:center}
.section-center p{font-size:17px;color:var(--muted);line-height:1.8}
.section-visual{flex-shrink:0;width:46%}

/* ===== Media frames ===== */
.media-frame{position:relative;width:100%;border-radius:var(--radius);overflow:hidden;background:#E8F3EF;box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.6)}
.media-frame img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .6s cubic-bezier(.22,1,.36,1)}
.media-frame:hover img{transform:scale(1.04)}
.ratio-4-3{aspect-ratio:4/3}

/* ===== Navbar ===== */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;transition:all .3s ease}
.nav.scrolled{background:rgba(255,255,255,.86);backdrop-filter:blur(14px);box-shadow:0 1px 20px rgba(15,23,42,.07)}
.nav-inner{max-width:var(--maxw);margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:72px;padding:0 24px}
.nav-logo{display:flex;align-items:center;gap:11px;color:#fff;transition:color .3s}
.nav.scrolled .nav-logo{color:var(--ink)}
.logo-mark{width:38px;height:38px;border-radius:11px;background:#fff;display:flex;align-items:center;justify-content:center;overflow:hidden;box-shadow:0 6px 18px rgba(4,36,28,.35)}
.logo-mark img{width:80%;height:80%;object-fit:contain}
.logo-text{display:flex;flex-direction:column;line-height:1.15;font-size:17px;font-weight:800;letter-spacing:.01em}
.logo-text small{font-size:11px;font-weight:500;opacity:.7;letter-spacing:.06em}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links a{font-size:14px;font-weight:400;color:rgba(255,255,255,.82);transition:color .2s}
.nav-links a:hover{color:#fff}
.nav.scrolled .nav-links a{color:var(--muted)}
.nav.scrolled .nav-links a:hover{color:var(--emerald-600)}
.nav-cta{background:linear-gradient(135deg,var(--emerald),var(--emerald-600));color:#fff !important;padding:9px 22px;border-radius:50px;font-weight:600 !important;font-size:13px !important;box-shadow:0 10px 22px -12px rgba(16,185,129,.9);transition:transform .2s,box-shadow .2s}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 14px 26px -12px rgba(16,185,129,1)}
.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px}
.nav-toggle span{width:22px;height:2px;background:#fff;border-radius:2px;transition:all .3s}
.nav.scrolled .nav-toggle span{background:var(--ink)}

/* ===== Hero (AI 医疗科幻) ===== */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:130px 24px 90px;overflow:hidden;background:radial-gradient(120% 120% at 80% 0%,#0B4A3A 0%,#062E24 45%,#031C16 100%)}
.hero-bg{position:absolute;inset:0;pointer-events:none;overflow:hidden}
#heroCanvas{position:absolute;inset:0;width:100%;height:100%;opacity:.75}
.hero-glow{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5}
.hero-glow.g1{width:560px;height:560px;background:#10B981;top:-180px;right:-120px}
.hero-glow.g2{width:460px;height:460px;background:var(--cyan);bottom:-200px;left:-140px;opacity:.28}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(52,211,153,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(52,211,153,.06) 1px,transparent 1px);background-size:56px 56px;-webkit-mask-image:radial-gradient(100% 80% at 50% 20%,#000 30%,transparent 100%);mask-image:radial-gradient(100% 80% at 50% 20%,#000 30%,transparent 100%)}
.hero-inner{position:relative;z-index:1;max-width:var(--maxw);margin:0 auto;display:flex;align-items:center;gap:64px;width:100%}
.hero-text{flex:1;min-width:0}
.hero-badge{display:inline-flex;align-items:center;font-size:12.5px;font-weight:500;letter-spacing:.04em;color:#A7F3D0;background:rgba(16,185,129,.12);border:1px solid rgba(16,185,129,.35);padding:7px 16px;border-radius:50px;margin-bottom:22px;box-shadow:0 0 26px rgba(16,185,129,.18)}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:#34D399;box-shadow:0 0 0 4px rgba(52,211,153,.18);margin-right:9px;animation:pulseDot 2s ease-in-out infinite}
@keyframes pulseDot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.75)}}
.hero-text h1{font-size:60px;font-weight:900;line-height:1.1;color:#fff;letter-spacing:-.025em;margin-bottom:18px;text-shadow:0 0 48px rgba(16,185,129,.3)}
.hero-sub{font-size:22px;font-weight:500;color:#6EE7B7;margin-bottom:14px}
.hero-desc{font-size:16.5px;color:rgba(226,240,235,.72);line-height:1.85;margin-bottom:34px;max-width:520px}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{display:flex;gap:38px;margin-top:48px;padding-top:32px;border-top:1px solid rgba(255,255,255,.1)}
.hero-stats li{display:flex;flex-direction:column}
.hero-stats strong{font-size:26px;font-weight:800;color:#fff;letter-spacing:-.01em}
.hero-stats span{font-size:12.5px;color:rgba(226,240,235,.6);margin-top:2px}
.hero-visual{position:relative;flex-shrink:0;width:46%}

/* 全息监护卡 */
.holo-card{position:relative;border-radius:26px;padding:26px;background:linear-gradient(160deg,rgba(16,185,129,.16),rgba(4,36,28,.6));border:1px solid rgba(52,211,153,.35);backdrop-filter:blur(14px);box-shadow:0 34px 70px -30px rgba(0,0,0,.75),inset 0 0 70px rgba(16,185,129,.07);overflow:hidden}
.holo-head{display:flex;align-items:center;gap:9px;font-size:12.5px;color:#A7F3D0;letter-spacing:.06em;margin-bottom:18px}
.holo-dot{width:8px;height:8px;border-radius:50%;background:#34D399;box-shadow:0 0 0 4px rgba(52,211,153,.2);animation:pulseDot 2s ease-in-out infinite}
.holo-ecg{height:84px;margin-bottom:20px;background:rgba(6,46,36,.45);border:1px solid rgba(52,211,153,.18);border-radius:14px;padding:8px}
.holo-ecg svg{width:100%;height:100%;display:block}
.ecg-path{fill:none;stroke:#34D399;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:900;stroke-dashoffset:900;animation:ecgDraw 3.2s linear infinite;filter:drop-shadow(0 0 6px rgba(52,211,153,.8))}
@keyframes ecgDraw{0%{stroke-dashoffset:900}55%{stroke-dashoffset:0}100%{stroke-dashoffset:-900}}
.holo-rows{display:flex;flex-direction:column;gap:14px}
.holo-row{display:flex;align-items:baseline;gap:12px;font-size:13px;color:rgba(226,240,235,.65)}
.holo-row span{width:34px;flex-shrink:0}
.holo-row strong{font-size:21px;color:#fff;font-weight:800;letter-spacing:-.01em}
.holo-row em{font-style:normal;font-size:11px;color:#6EE7B7}
.holo-scan{position:absolute;left:0;right:0;height:130px;background:linear-gradient(180deg,transparent,rgba(34,211,238,.16),transparent);animation:techScan 6s linear infinite;pointer-events:none}

/* 悬浮提示卡 */
.float-card{position:absolute;background:rgba(5,40,32,.72);backdrop-filter:blur(14px);border:1px solid rgba(52,211,153,.35);border-radius:16px;padding:14px 18px;box-shadow:0 20px 44px -18px rgba(0,0,0,.75),0 0 22px rgba(16,185,129,.16);display:flex;flex-direction:column;gap:8px;animation:floaty 6s ease-in-out infinite}
.float-card strong{font-size:14px;font-weight:700;color:#fff}
.float-card small{font-size:11.5px;color:#6EE7B7}
.fc-1{top:26px;left:-34px;flex-direction:row;align-items:center;gap:12px}
.fc-2{bottom:30px;right:-30px;width:190px;animation-delay:-3s}
.fc-dot{width:10px;height:10px;border-radius:50%;background:#34D399;box-shadow:0 0 0 5px rgba(16,185,129,.18);flex-shrink:0;animation:pulseDot 2s ease-in-out infinite}
.fc-bar{height:7px;border-radius:50px;background:rgba(255,255,255,.12);overflow:hidden}
.fc-bar i{display:block;height:100%;border-radius:50px;background:linear-gradient(90deg,var(--emerald),var(--cyan));box-shadow:0 0 14px rgba(16,185,129,.8)}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}

/* ===== Feature list ===== */
.feature-list{margin-top:24px}
.feature-list li{font-size:15px;color:#334155;padding:11px 0 11px 30px;position:relative;line-height:1.6}
.feature-list li::before{content:'';position:absolute;left:0;top:17px;width:16px;height:16px;border-radius:50%;background:#ECFDF5;border:1.5px solid var(--emerald)}
.feature-list li::after{content:'';position:absolute;left:5.5px;top:22px;width:5px;height:2.5px;border-left:1.6px solid var(--emerald-600);border-bottom:1.6px solid var(--emerald-600);transform:rotate(-45deg)}

/* ===== Product grid ===== */
.product-grid{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.product-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .35s cubic-bezier(.22,1,.36,1),box-shadow .35s}
.product-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.product-media{aspect-ratio:16/10;overflow:hidden;background:#E8F3EF}
.product-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.22,1,.36,1)}
.product-card:hover .product-media img{transform:scale(1.05)}
.product-body{padding:26px 28px 30px}
.product-body h3{font-size:20px;font-weight:800;color:var(--ink);margin-bottom:10px;letter-spacing:-.01em}
.product-body p{font-size:14.5px;color:var(--muted);line-height:1.8}

/* ===== Feature blocks ===== */
.feature-blocks{max-width:var(--maxw);margin:0 auto;display:flex;flex-direction:column;gap:96px}
.feature-block{display:flex;align-items:center;gap:72px}
.feature-block.reverse{flex-direction:row-reverse}
.feature-block-visual{flex-shrink:0;width:46%}
.feature-block-visual .media-frame{aspect-ratio:4/3}
.feature-block-text{flex:1;min-width:0}
.fb-index{display:inline-block;font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--emerald-600);margin-bottom:10px}
.feature-block-text h3{font-size:30px;font-weight:900;color:var(--ink);margin-bottom:14px;letter-spacing:-.02em}
.feature-block-text p{font-size:16px;color:var(--muted);line-height:1.85}

/* ===== Solutions ===== */
.sol-tabs{display:flex;justify-content:center;gap:10px;margin-bottom:56px}
.sol-tab{padding:11px 30px;border-radius:50px;font-size:14px;font-weight:600;color:var(--muted);background:#EEF4F2;cursor:pointer;transition:all .25s}
.sol-tab.active{background:linear-gradient(135deg,var(--emerald),var(--emerald-600));color:#fff;box-shadow:0 12px 26px -14px rgba(16,185,129,.9)}
.sol-tab:hover:not(.active){background:#E1F0EA;color:var(--emerald-700)}
.sol-panels{max-width:var(--maxw);margin:0 auto}
.sol-panel{display:none}
.sol-panel.active{display:flex;align-items:center;gap:72px;animation:fadeUp .45s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}
.sol-points{flex:1;display:flex;flex-direction:column;gap:26px}
.sol-point{padding-left:20px;border-left:3px solid #D7EBE4}
.sol-point h4{font-size:18px;font-weight:800;color:var(--ink);margin-bottom:6px}
.sol-point p{font-size:15px;color:var(--muted);line-height:1.7}
.sol-visual{flex-shrink:0;width:46%}
.sol-visual .media-frame{aspect-ratio:4/3}

/* ===== Stats row ===== */
.stat-row{display:flex;gap:48px;margin-top:36px}
.stat{display:flex;flex-direction:column}
.stat strong{font-size:34px;font-weight:900;color:var(--emerald-600);letter-spacing:-.02em;line-height:1.1}
.stat span{font-size:13px;color:var(--muted);margin-top:4px}

/* ===== About cards ===== */
.about-cards{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.about-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;text-align:center;transition:transform .35s cubic-bezier(.22,1,.36,1),box-shadow .35s}
.about-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.about-media{aspect-ratio:16/11;overflow:hidden;background:#E8F3EF}
.about-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.22,1,.36,1)}
.about-card:hover .about-media img{transform:scale(1.06)}
.about-body{padding:26px 26px 30px}
.about-body h3{font-size:19px;font-weight:800;color:var(--ink);margin-bottom:12px}
.about-body p{font-size:14px;color:var(--muted);line-height:1.8;text-align:left}
.about-lead{font-size:17px;color:var(--muted);line-height:1.8}

/* ===== Download / App cards ===== */
.app-cards{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.app-card{display:flex;gap:26px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:transform .35s cubic-bezier(.22,1,.36,1),box-shadow .35s}
.app-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.app-shot{flex-shrink:0;width:186px;display:flex;align-items:center;justify-content:center;padding:4px 0}
.app-phone{position:relative;width:168px;aspect-ratio:9/18.5;border-radius:28px;background:#0B1F19;padding:9px;box-shadow:var(--shadow)}
.app-notch{position:absolute;top:16px;left:50%;transform:translateX(-50%);width:52px;height:6px;border-radius:6px;background:rgba(255,255,255,.18);z-index:2}
.app-screen{position:relative;width:100%;height:100%;border-radius:20px;background:linear-gradient(180deg,#F3FBF8,#fff);padding:30px 13px 16px;display:flex;flex-direction:column;gap:10px;overflow:hidden}
.ui-title{font-size:9px;font-weight:700;color:#0F172A;opacity:.7;letter-spacing:.04em}
.ui-row{display:flex;align-items:center;gap:7px}
.ui-ava{width:14px;height:14px;border-radius:50%;background:#D1FAE5;flex-shrink:0}
.ui-line{flex:1;height:6px;border-radius:4px;background:#E2EDE9}
.ui-line.short{max-width:50%}
.ui-badge{width:8px;height:8px;border-radius:50%;background:#10B981;flex-shrink:0}
.ui-badge.red{background:#F59E0B}
.ui-chart{margin-top:4px;background:#ECFDF5;border-radius:10px;padding:10px 8px;height:66px}
.ui-chart svg{width:100%;height:100%;display:block}
.ui-metrics{display:flex;gap:8px}
.ui-metrics span{flex:1;background:#ECFDF5;border-radius:10px;padding:8px 6px;font-size:12px;font-weight:700;color:#059669;display:flex;flex-direction:column;line-height:1.3}
.ui-metrics em{font-style:normal;font-size:8px;font-weight:500;color:#6B7280;margin-top:2px}
.ui-btn{height:26px;border-radius:13px;background:linear-gradient(135deg,#10B981,#059669);box-shadow:0 8px 16px -8px rgba(16,185,129,.9);margin-top:auto}
.app-body{flex:1;min-width:0;display:flex;flex-direction:column}
.app-body h3{font-size:21px;font-weight:800;color:var(--ink);margin-bottom:8px}
.app-body > p{font-size:14.5px;color:var(--muted);line-height:1.75;margin-bottom:14px}
.app-points{margin-bottom:18px}
.app-points li{font-size:13.5px;color:#334155;padding:5px 0 5px 20px;position:relative}
.app-points li::before{content:'';position:absolute;left:0;top:13px;width:7px;height:7px;border-radius:50%;background:var(--emerald)}
.app-qr{margin-top:auto;display:flex;align-items:center;gap:14px;padding-top:16px;border-top:1px dashed var(--line)}
.app-qr img{border-radius:10px;border:1px solid var(--line)}
.app-qr span{font-size:13px;color:var(--muted);font-weight:500}
.download-web{margin-top:40px;text-align:center}
.download-web .btn-outline{border-color:var(--line);color:var(--ink);background:#fff;box-shadow:var(--shadow-sm)}
.download-web .btn-outline:hover{background:var(--emerald);border-color:var(--emerald);color:#fff}

/* ===== Footer ===== */
.footer{background:linear-gradient(180deg,#062E24,#031C16);color:#93B4A8;padding:64px 24px 30px}
.footer-inner{max-width:var(--maxw);margin:0 auto;display:flex;justify-content:space-between;align-items:flex-start;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.09)}
.footer-logo{font-size:18px;font-weight:800;color:#fff}
.footer-brand p{font-size:13px;margin-top:12px;line-height:1.8;color:#7FA396}
.footer-contact{font-size:12.5px !important;color:#6C9186 !important}
.footer-links{display:flex;gap:30px;flex-wrap:wrap}
.footer-links a{font-size:13.5px;color:#7FA396;padding:3px 0;transition:color .2s}
.footer-links a:hover{color:#34D399}
.footer-bottom{max-width:var(--maxw);margin:0 auto;text-align:center;padding-top:22px;font-size:12px;color:#5C7F74}

/* ===== AI 医疗科幻视觉面板 ===== */
.tech{position:relative;background:radial-gradient(130% 130% at 78% 12%,#0C4F3D 0%,#062E24 52%,#031C16 100%)}
.tech::before{content:'';position:absolute;inset:0;z-index:2;pointer-events:none;background:linear-gradient(180deg,rgba(4,36,28,.18) 0%,rgba(3,26,20,.52) 58%,rgba(3,22,17,.8) 100%),linear-gradient(rgba(52,211,153,.1) 1px,transparent 1px),linear-gradient(90deg,rgba(52,211,153,.1) 1px,transparent 1px);background-size:auto,34px 34px,34px 34px}
.tech::after{content:'';position:absolute;left:0;right:0;height:130px;background:linear-gradient(180deg,transparent,rgba(34,211,238,.18),transparent);animation:techScan 5.5s linear infinite;z-index:3;pointer-events:none}
.tech-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1;filter:saturate(.85) contrast(1.05) brightness(.95)}
@keyframes techScan{0%{top:-130px}100%{top:100%}}

/* ===== Animations ===== */
.reveal{opacity:0;transform:translateY(28px);transition:all .8s cubic-bezier(.22,1,.36,1)}
.reveal.visible{opacity:1;transform:translateY(0)}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .float-card,.hero-badge .dot,.fc-dot{animation:none}
  .tech::after,.holo-scan,.ecg-path{animation:none}
  .ecg-path{stroke-dashoffset:0}
}

/* ===== Responsive ===== */
@media(max-width:1024px){
  .section{padding:90px 22px}
  .section-inner{flex-direction:column !important;gap:44px}
  .section-inner .section-visual,.section-inner.row-reverse .section-visual{order:-1;width:100%;max-width:520px}
  .section-text h2,.section-center h2{font-size:34px}
  .feature-block{flex-direction:column !important;gap:36px}
  .feature-block-visual{order:-1;width:100%;max-width:520px}
  .sol-panel.active{flex-direction:column;gap:36px}
  .sol-visual{order:-1;width:100%;max-width:520px}
  .hero{padding-top:120px}
  .hero-inner{flex-direction:column;text-align:center;gap:52px}
  .hero-text h1{font-size:46px}
  .hero-desc{margin-left:auto;margin-right:auto}
  .hero-btns{justify-content:center}
  .hero-stats{justify-content:center;flex-wrap:wrap;gap:28px 38px}
  .hero-visual{order:-1;width:100%;max-width:520px}
}
@media(max-width:768px){
  .nav-links{display:none;position:absolute;top:72px;left:0;right:0;background:rgba(3,28,22,.97);backdrop-filter:blur(14px);flex-direction:column;align-items:flex-start;padding:22px 24px;gap:16px;box-shadow:0 20px 40px -18px rgba(0,0,0,.5)}
  .nav-links.open{display:flex}
  .nav-links a,.nav.scrolled .nav-links a{color:rgba(255,255,255,.85)}
  .nav-links a:hover,.nav.scrolled .nav-links a:hover{color:#34D399}
  .nav-toggle{display:flex}
  .nav-toggle.open span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
  .nav-toggle.open span:nth-child(2){opacity:0}
  .nav-toggle.open span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}
  .section{padding:72px 20px}
  .section-center{margin-bottom:44px}
  .hero-text h1{font-size:36px}
  .hero-sub{font-size:18px}
  .section-text h2,.section-center h2{font-size:28px}
  .product-grid,.app-cards{grid-template-columns:1fr}
  .about-cards{grid-template-columns:1fr}
  .app-card{flex-direction:column}
  .app-shot{width:100%;max-width:220px;margin:0 auto}
  .float-card{display:none}
  .footer-inner{flex-direction:column;gap:30px}
}
@media(max-width:480px){
  .hero-text h1{font-size:30px}
  .hero-btns{flex-direction:column;width:100%}
  .hero-btns .btn-primary,.hero-btns .btn-outline{width:100%}
  .feature-blocks{gap:64px}
  .hero-stats{gap:20px 26px}
  .stat-row{gap:30px}
}