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h1{max-width:680px;font-size:clamp(2.28rem,4.6vw,4.08rem);letter-spacing:0;text-wrap:balance}.hero-copy p{max-width:680px;margin:0;color:var(--text-soft);font-size:1.04rem}.hero-copy{min-width:0}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:11px 16px;border:1px solid var(--line);border-radius:var(--radius);font-weight:700;transition:border-color .18s ease,background .18s ease,box-shadow .18s ease,transform .18s ease}.btn .brand-icon{width:18px;height:18px}.btn-primary .brand-icon{color:#fff}.btn-primary{border-color:var(--primary);background:linear-gradient(180deg,#5268dc,var(--primary));color:#fff;box-shadow:0 12px 26px 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ease}.phone-carousel-controls.visible,.iphone-screen:focus-within .phone-carousel-controls{opacity:1;pointer-events:auto;visibility:visible;transform:translate(-50%) scale(1)}.phone-carousel-controls>button{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border:1px solid rgba(216,224,234,.72);border-radius:999px;background:#ffffffd6;color:var(--text-soft);cursor:pointer;transition:border-color .18s ease,color .18s ease,transform .18s ease}.phone-carousel-controls>button:hover{border-color:#2f80ed47;color:var(--primary-dark);transform:translateY(-1px)}.phone-progress{display:inline-flex;align-items:center;gap:5px;min-width:42px;justify-content:center}.phone-carousel-controls>button[aria-pressed=true]{border-color:#2f80ed57;background:#edf5fff5;color:var(--primary-dark)}.phone-progress button{width:7px;height:7px;padding:0;border:0;border-radius:999px;background:#6670854d;cursor:pointer;transition:width .2s ease,background .2s ease}.phone-progress 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7px))}.platform-switch button{position:relative;z-index:1;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;border:1px solid transparent;border-radius:var(--radius);background:transparent;color:var(--text-soft);font-weight:800;cursor:pointer;transition:color .18s ease,transform .18s ease}.platform-switch button:hover{color:var(--text)}.platform-switch button.active{border-color:transparent;background:transparent;color:var(--primary-dark);box-shadow:none}.platform-switch button:last-child.active{color:#216e4e}.platform-switch button:active{transform:scale(.98)}.brand-icon{display:inline-block;width:22px;height:22px;flex-shrink:0;fill:currentColor}.apple-brand{color:#111827}.android-brand{color:#3ddc84}.download-current-card{display:grid;gap:12px;padding:14px;border:1px solid rgba(213,224,236,.8);border-radius:var(--radius-lg);background:var(--surface-glass);box-shadow:var(--shadow-soft);-webkit-backdrop-filter:blur(12px) saturate(112%);backdrop-filter:blur(12px) saturate(112%);animation:platform-panel-in .28s cubic-bezier(.2,.8,.2,1)}.download-current-card.android{border-color:#22a06b2e;background:var(--surface-glass)}.store-button{position:relative;display:flex;align-items:center;gap:16px;min-height:116px;padding:18px 20px;border:1px solid rgba(86,97,217,.22);border-radius:var(--radius-lg);background:var(--surface-strong);color:var(--text);transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease;animation:download-item-in .3s cubic-bezier(.2,.8,.2,1)}.store-button:after{content:"";position:absolute;top:10px;right:10px;bottom:10px;left:10px;border:1px solid rgba(255,255,255,.72);border-radius:var(--radius);pointer-events:none}.store-button:hover,.store-button:focus-visible,.store-button.active{border-color:#5661d973;box-shadow:0 14px 30px #5661d921;transform:translateY(-1px)}.store-button.active{background:var(--surface-strong)}.store-button svg{flex-shrink:0;color:var(--primary)}.store-button .brand-icon{width:38px;height:38px}.store-button .apple-brand{color:#111827}.store-button .android-brand{color:#20a464}.download-current-card.android .store-button-tail,.store-button.android .store-button-tail{color:var(--success)}.store-button strong,.store-button small,.store-button em{display:block}.store-button span{min-width:0}.store-button strong,.store-button small,.store-button em,.download-platform-meta span,.spec-row strong{overflow-wrap:anywhere}.store-button em{margin-bottom:4px;color:var(--muted);font-size:.76rem;font-style:normal;font-weight:700}.store-button strong{font-size:1.2rem;line-height:1.25}.store-button small{margin-top:4px;color:var(--muted);line-height:1.35}.store-button-tail{margin-left:auto;opacity:.72}.download-platform-meta{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.download-platform-meta span{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:34px;padding:7px 9px;border:1px solid var(--line-soft);border-radius:var(--radius);background:#ffffffad;color:var(--text-soft);font-size:.76rem;font-weight:700;text-align:center;line-height:1.3}.download-platform-meta svg{flex-shrink:0;color:var(--medical-blue)}.download-current-card.android .download-platform-meta svg{color:var(--success)}.download-qr-card{display:grid;grid-template-columns:118px minmax(0,1fr);align-items:center;gap:14px;padding:16px;border:1px solid rgba(213,224,236,.78);border-radius:var(--radius-lg);background:var(--surface-muted);animation:download-item-in .34s .04s cubic-bezier(.2,.8,.2,1) both}.download-qr-card .qr-title{grid-column:1 / -1;align-self:auto;padding-right:0;padding-bottom:8px;border-right:0;border-bottom:1px solid var(--line);writing-mode:horizontal-tb}.qr-frame{position:relative;width:118px;height:118px;border:1px solid #d5e2f0;border-radius:var(--radius);background:linear-gradient(90deg,#ffffff1a,#2f80ed14,#ffffff1a),#fff;background-size:220% 100%;box-shadow:0 12px 24px #18223013;overflow:hidden;animation:qr-pop-in .34s .08s cubic-bezier(.2,.8,.2,1) both}.qr-frame:not(.loaded){animation:qr-pop-in .34s .08s cubic-bezier(.2,.8,.2,1) both,qr-skeleton 1.2s ease-in-out infinite}.qr-frame.error{animation:qr-pop-in .34s .08s cubic-bezier(.2,.8,.2,1) both}.qr-loading{position:absolute;top:0;right:0;bottom:0;left:0;z-index:1;display:grid;gap:8px;place-items:center;align-content:center;background:linear-gradient(90deg,#ffffff38,#4057c814,#ffffff38),#fff;background-size:220% 100%;color:var(--muted);font-size:.78rem;font-weight:700;animation:qr-skeleton 1.2s ease-in-out infinite;transition:opacity .18s ease,visibility .18s ease}.qr-frame.loaded .qr-loading{opacity:0;visibility:hidden}.qr-spinner{width:22px;height:22px;border:2px solid rgba(64,87,200,.16);border-top-color:var(--primary);border-radius:50%;animation:qr-spin .72s linear infinite}.qr-error{position:absolute;top:0;right:0;bottom:0;left:0;z-index:2;display:grid;place-items:center;align-content:center;gap:8px;padding:12px;background:#fff;color:var(--text-soft);text-align:center}.qr-error strong{margin:0;color:var(--text);font-size:.72rem;line-height:1.35}.qr-error a{display:inline-flex;align-items:center;justify-content:center;max-width:100%;padding:5px 8px;border-radius:var(--radius-sm);background:#4057c81a;color:var(--primary-dark);font-size:.72rem;font-weight:800;line-height:1.2}.qr-title{display:inline-flex;align-items:center;gap:6px;align-self:stretch;padding-right:14px;border-right:1px solid var(--line);color:var(--primary-dark);font-size:.86rem;font-weight:800;writing-mode:vertical-rl}.qr-image{width:118px;height:118px;padding:10px;background:#fff;opacity:0;transition:opacity .18s ease}.qr-frame.loaded .qr-image{opacity:1}.download-qr-card strong{display:block;margin-bottom:4px}@keyframes platform-panel-in{0%{opacity:.76;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes download-item-in{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes qr-pop-in{0%{opacity:0;transform:scale(.94)}to{opacity:1;transform:scale(1)}}@keyframes qr-skeleton{0%{background-position:160% 0}to{background-position:-60% 0}}@keyframes qr-spin{to{transform:rotate(360deg)}}.download-safe-note{display:flex;align-items:flex-start;gap:8px;padding:12px 14px;border-radius:var(--radius);border:1px solid rgba(34,160,107,.16);background:#ecf8f1c7;color:#216e4e;font-size:.88rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.download-safe-note svg{flex-shrink:0;margin-top:2px}.wechat-inline-note{display:flex;align-items:flex-start;gap:8px;padding:10px 12px;border:1px solid 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env(safe-area-inset-right,0px));z-index:302;display:flex;align-items:center;flex-direction:row-reverse;gap:8px;width:auto;min-height:40px;padding:4px;border:1px solid rgba(255,255,255,.12);border-radius:999px;background:#101216ad;box-shadow:0 1px #ffffff14 inset,0 12px 32px #00000047;-webkit-backdrop-filter:blur(14px) saturate(120%);backdrop-filter:blur(14px) saturate(120%);pointer-events:none;will-change:transform;animation:wechat-cue-float 2.2s ease-in-out infinite}.wechat-guide-menu-cue:before{display:none}.wechat-menu-target{position:relative;z-index:2;display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border:1px solid rgba(255,255,255,.24);border-radius:999px;background:linear-gradient(180deg,#fff3,#ffffff12),#ffffff14;box-shadow:0 0 0 1px #ffffff14 inset,0 8px 22px #00000042;color:#fff;font-size:1.02rem;font-weight:900;line-height:1;will-change:transform;animation:wechat-menu-pulse 2.2s ease-in-out infinite}.wechat-menu-target:before,.wechat-menu-target:after{content:"";position:absolute;top:-6px;right:-6px;bottom:-6px;left:-6px;border:1px solid rgba(255,82,97,.22);border-radius:inherit;opacity:0;will-change:transform,opacity;animation:wechat-menu-ripple 2.4s ease-out infinite}.wechat-menu-target:after{animation-delay:.6s}.wechat-menu-target>span{position:relative;z-index:1;top:-1px;letter-spacing:1px}.wechat-menu-badge{position:relative;z-index:3;display:inline-flex;align-items:center;justify-content:center;min-height:28px;padding:5px 8px 5px 11px;border-radius:999px;border:0;background:transparent;color:#ffffffdb;font-size:.76rem;font-weight:800;letter-spacing:0;text-shadow:0 0 10px rgba(255,255,255,.18),0 1px 8px rgba(0,0,0,.58);white-space:nowrap}.wechat-guide-panel{position:relative;z-index:301;width:min(480px,calc(100vw - 32px));padding:0;border:1px solid rgba(255,99,112,.32);border-radius:12px;background:linear-gradient(180deg,#ffffff13,#ffffff06),#222327f0;box-shadow:0 0 0 1px #ffffff0a inset,0 0 26px #ff526142,0 22px 68px #0000008f;text-align:left;overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;max-height:calc(100dvh - 136px - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px))}.wechat-guide-panel:before{display:none}.wechat-guide-panel-head{position:relative;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 18px 10px}.wechat-guide-close{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border:1px solid rgba(255,255,255,.16);border-radius:var(--radius);background:#ffffff14;color:#ffffffc2;cursor:pointer}.wechat-guide-title{min-width:0;display:flex;align-items:center;gap:10px;color:#ff5a66;text-shadow:0 0 14px rgba(255,82,97,.42)}.wechat-guide-warning-mark{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:6px;background:#ffd33d;color:#171717;font-size:1rem;font-weight:900}.wechat-guide-panel h2{margin:0;color:#ff5a66;font-size:1.18rem;line-height:1.2}.wechat-guide-lead{margin:0;padding:0 18px 12px;color:#ffffffb8;font-size:.9rem;font-weight:700;text-align:left}.wechat-guide-steps{display:grid;gap:10px;margin:0;padding:0 18px 18px;list-style:none}.wechat-guide-steps li{position:relative;display:grid;grid-template-columns:30px 1fr;gap:12px;min-height:56px;padding:14px;border:1px solid rgba(255,255,255,.04);border-radius:var(--radius);background:#ffffff0e;color:#fff;box-shadow:inset 0 1px #ffffff09;overflow:hidden}.wechat-guide-steps li:before{content:"";position:absolute;inset:0 auto 0 0;width:3px;background:linear-gradient(180deg,#ff5a66,#ff5a6633)}.wechat-guide-steps li span{display:inline-flex;align-items:center;color:#ff5a66;font-size:1rem;font-weight:900;line-height:1.4}.wechat-guide-steps li strong{display:inline-flex;align-items:center;gap:6px;font-size:.96rem;line-height:1.5}.wechat-guide-steps li strong svg{color:#34d058;filter:drop-shadow(0 0 8px rgba(52,208,88,.36));flex:0 0 auto}.wechat-guide-steps li small{grid-column:2;margin-top:-8px;color:#ffffff94;font-size:.82rem}.wechat-guide-steps mark{padding:0;background:transparent;color:#ffd33d;font-weight:900}.wechat-guide-dismiss{margin:0;padding:0 18px 16px;color:#ffffff57;font-size:.8rem;text-align:center}@keyframes wechat-cue-float{0%,to{transform:scale(var(--wechat-cue-scale)) translateY(0);box-shadow:0 1px #ffffff14 inset,0 12px 32px #00000047}50%{transform:scale(var(--wechat-cue-scale)) translateY(2px);box-shadow:0 1px #ffffff1f inset,0 0 22px #ff52612e,0 14px 36px #00000052}}@keyframes wechat-menu-ripple{0%{opacity:.5;transform:scale(.9)}70%,to{opacity:0;transform:scale(1.28)}}@keyframes 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span{display:inline-flex;align-items:center;gap:8px;color:var(--muted)}.spec-row span svg{width:17px;height:17px;color:var(--primary);flex-shrink:0}.spec-row strong{color:var(--text)}.not-found{min-height:60vh;text-align:center}.site-footer{padding:30px 0;border-top:1px solid var(--line);background:#ffffff8a;-webkit-backdrop-filter:blur(14px) saturate(112%);backdrop-filter:blur(14px) saturate(112%)}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:24px;align-items:start}.footer-brand strong{display:block;color:var(--text)}.footer-grid p,.footer-meta{margin:8px 0 0;color:var(--muted);font-size:.92rem}.footer-links,.footer-meta{display:grid;gap:8px}.footer-links a:hover,.footer-meta 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a.active+a{border-top-color:transparent}.mobile-links a.active .mobile-link-copy strong{color:var(--primary-dark)}.hero-grid,.product-flow-panel,.about-position-panel,.footer-grid{grid-template-columns:1fr}.hero-grid{gap:28px;align-items:start}.hero-copy{max-width:760px}.hero-copy h1,.hero-copy p{max-width:none}.home-insight-panel{min-height:auto;padding:22px}.product-scenario-panel{min-height:auto}.download-hero{padding:42px 0}.download-panel{grid-template-columns:1fr;gap:22px}.download-showcase{order:0;min-height:390px}.download-primary-grid{grid-template-columns:1fr}.download-platform-meta{grid-template-columns:repeat(3,minmax(0,1fr))}.iphone-frame{width:min(220px,34vw)}.feature-grid,.product-detail-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.feature-grid.three,.use-case-grid,.download-guide-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.section-heading-row,.cta-panel,.note-panel{align-items:flex-start;flex-direction:column}.section-heading-row 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h1{font-size:clamp(2rem,9vw,2.78rem);text-wrap:balance;overflow-wrap:anywhere}.hero-copy p{font-size:.98rem}.hero-actions{display:flex;margin-top:22px}.hero-actions .btn{flex:1 1 0;min-width:0}.download-hero{padding:32px 0 36px}.section,.section-intro{padding:38px 0}.section-intro{padding-bottom:10px}.stat-strip,.mini-metrics,.chart-grid,.two-column,.feature-grid,.feature-grid.three,.product-detail-grid,.use-case-grid,.download-guide-grid,.home-insight-list{grid-template-columns:1fr}.stat-strip{gap:8px;margin-top:22px}.stat-strip div{display:grid;grid-template-columns:auto 1fr;align-items:baseline;gap:8px;padding:11px 12px}.stat-strip strong{font-size:1.08rem}.section-intro h2,.section-heading-row h2,.cta-panel h2,.note-panel h2{font-size:clamp(1.55rem,7vw,2.05rem)}.section-heading-row{gap:10px;margin-bottom:16px}.info-card,.chart-card,.use-case-card,.guide-card{padding:16px}.info-card{display:grid;grid-template-columns:42px minmax(0,1fr);column-gap:12px;align-items:start}.info-card 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