:root{font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,SF Pro Display,PingFang SC,Segoe UI,sans-serif;color:#0f172a;background:#f8fbff;font-synthesis:none;text-rendering:geometricPrecision;-webkit-font-smoothing:antialiased;--blue: #2563eb;--blue2: #3b82f6;--text2: #64748b;--border: #e5eaf2}*{box-sizing:border-box}body{margin:0;min-height:100vh}a{color:inherit}.page-shell{min-height:100vh;padding:48px 24px;background:radial-gradient(circle at 8% 18%,rgba(96,165,250,.2),transparent 28%),radial-gradient(circle at 92% 82%,rgba(37,99,235,.15),transparent 30%),linear-gradient(180deg,#fff 0%,#f8fbff 100%);overflow:hidden}.hero{width:min(1160px,100%);min-height:calc(100vh - 96px);margin:0 auto;display:grid;grid-template-columns:1fr 460px;gap:64px;align-items:center}.brand-row{display:flex;align-items:center;gap:20px}.app-logo{width:88px;height:88px;border-radius:26px;object-fit:cover;box-shadow:0 18px 36px #2563eb47}.eyebrow{margin:0 0 6px;color:var(--blue);font-weight:600;font-size:15px}h1{margin:0;font-size:clamp(52px,4vw,84px);line-height:1.05;letter-spacing:-2.4px;font-weight:650;background:linear-gradient(135deg,#38bdf8 0%,var(--blue) 48%,#4f46e5 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}h1 span{font-size:.52em;font-weight:400;letter-spacing:-.5px}.headline{margin:34px 0 12px;font-size:clamp(28px,4vw,48px);line-height:1.1;letter-spacing:-1px;font-weight:620}.desc{width:min(560px,100%);margin:0;color:var(--text2);font-size:18px;line-height:1.8}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:36px;max-width:620px}.feature{padding:18px;border:1px solid rgba(226,232,240,.9);border-radius:22px;background:rgba(255,255,255,.72);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);box-shadow:0 10px 24px #2563eb0f}.feature b{display:block;font-weight:600;margin-bottom:6px}.feature span{color:var(--text2);font-size:13px}.download-card{position:relative;border-radius:36px;padding:32px;background:rgba(255,255,255,.78);border:1px solid rgba(226,232,240,.95);box-shadow:0 26px 80px #2563eb29;-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px)}.phone-frame{height:270px;border-radius:32px;border:1px solid var(--border);background:linear-gradient(180deg,#eff6ff,#fff);padding:54px 34px 34px;position:relative;overflow:hidden}.phone-frame:before{content:"";position:absolute;width:190px;height:190px;border-radius:50%;right:-65px;top:-70px;background:rgba(37,99,235,.1)}.phone-notch{position:absolute;top:26px;left:50%;transform:translate(-50%);width:120px;height:10px;border-radius:999px;background:#cbd5e1;opacity:.7}.mock-message{width:max-content;max-width:78%;padding:14px 20px;border-radius:22px;font-weight:520;box-shadow:0 12px 28px #2563eb14;position:relative;margin-bottom:18px}.mock-message.left{background:#fff;color:#334155}.mock-message.right{margin-left:auto;background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff}.mock-message.muted{color:#475569}.download-actions{display:grid;gap:14px;margin-top:24px}.download-btn{height:74px;border-radius:24px;display:flex;align-items:center;gap:16px;padding:0 24px;text-decoration:none;transition:transform .2s ease,box-shadow .2s ease}.download-btn:hover{transform:translateY(-2px)}.download-btn.primary{background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;box-shadow:0 14px 34px #2563eb42}.download-btn.secondary{background:rgba(255,255,255,.78);border:1px solid #dbeafe;color:#0f172a;box-shadow:0 10px 24px #0f172a0f}.btn-icon{width:28px;height:28px;flex:0 0 28px}.download-btn strong{display:block;font-size:18px;line-height:1.15;font-weight:620;letter-spacing:-.2px}.download-btn small{display:block;margin-top:6px;font-size:12px;color:currentColor;opacity:.72}.qr-area{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:18px}.qr-box{border:1px solid var(--border);background:rgba(248,250,252,.75);border-radius:22px;padding:14px;text-align:center;color:var(--text2);font-size:12px}.qr-pattern{width:92px;height:92px;margin:0 auto 10px;border-radius:14px;background:conic-gradient(from 90deg,#2563eb 0 25%,transparent 0 50%,#2563eb 0 75%,transparent 0),repeating-linear-gradient(45deg,#0f172a 0 5px,#fff 5px 10px);background-blend-mode:screen;border:8px solid #fff;box-shadow:0 8px 16px #0f172a14}.qr-pattern.ios{filter:grayscale(.15)}.version{text-align:center;margin:22px 0 0;color:#94a3b8;font-size:14px}@media (max-width: 900px){.page-shell{padding:26px 18px}.hero{min-height:auto;display:block;width:min(440px,100%)}.hero-copy{text-align:center;margin-bottom:24px}.brand-row{justify-content:center;flex-direction:column;gap:14px}.app-logo{width:76px;height:76px;border-radius:22px}.eyebrow{display:none}h1{font-size:34px;letter-spacing:-1px}.headline{font-size:24px;margin-top:14px}.desc{font-size:15px;line-height:1.7}.feature-grid,.desktop-only{display:none}.download-card{padding:22px;border-radius:30px}.phone-frame{height:230px;padding:48px 24px 24px;border-radius:28px}.download-btn{height:68px;border-radius:22px}}