:root{--teal-50: #f0fbfa;--teal-100: #d8f3f0;--teal-200: #b0e6e1;--teal-300: #7fd1cb;--teal-400: #4db6b0;--teal-500: #2a9d96;--teal-600: #0f827b;--teal-700: #0e6b66;--teal-800: #11524f;--teal-900: #124340;--teal-950: #062a28;--indigo-100: #e0e7ff;--indigo-300: #a5b4fc;--indigo-600: #4f46e5;--indigo-700: #4338ca;--ink-900: #17322f;--ink-800: #1c3b38;--ink-700: #2c4b47;--ink-600: #506a66;--ink-500: #6d857f;--ink-400: #9bb0ab;--line: #e3ecea;--line-soft: #eff5f4;--blue: #2563eb;--amber: #c2410c;--green: #059669;--rose: #dc2626;--bg: #f3f8f7;--bg-warm: #fafdfc;--surface: #ffffff;--grad-hero: linear-gradient(140deg, #062a28 0%, #0f827b 55%, #2a9d96 100%);--grad-teal: linear-gradient(105deg, #0e6b66, #0f827b 55%, #2a9d96);--grad-soft: linear-gradient(135deg, #f2fbfa, #e7f5f3);--shadow-sm: 0 4px 14px rgba(15, 130, 123, .07);--shadow-md: 0 12px 30px rgba(15, 110, 102, .1);--shadow-lg: 0 22px 50px rgba(10, 75, 71, .16);--shadow-hero: 0 26px 60px rgba(6, 42, 40, .32);--r-sm: 12px;--r-md: 16px;--r-lg: 22px;--r-xl: 28px;--r-full: 999px;--maxw: 680px;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;padding:0}body{font-family:var(--font);color:var(--ink-700);background:var(--bg);background-image:radial-gradient(1200px 500px at 50% -10%,#dcefed,#dcefed00 60%);background-attachment:fixed;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}#root{min-height:100vh}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer;border:none}::selection{background:var(--teal-200);color:var(--teal-900)}.page{width:100%;max-width:var(--maxw);margin:0 auto;padding:26px 18px 72px}.page-narrow{max-width:560px}.hero{position:relative;overflow:hidden;margin:0 0 22px;padding:30px 26px 28px;border-radius:var(--r-xl);background:var(--grad-hero);box-shadow:var(--shadow-hero);color:#fff}.hero:after{content:"";position:absolute;width:210px;height:210px;right:-84px;top:-90px;border:34px solid rgba(255,255,255,.07);border-radius:50%}.hero:before{content:"";position:absolute;width:130px;height:130px;left:-50px;bottom:-60px;background:radial-gradient(circle,rgba(255,255,255,.12),transparent 70%);border-radius:50%}.hero>*{position:relative;z-index:1}.hero-kicker{display:inline-flex;align-items:center;gap:8px;color:#d7f2ef;font-size:12px;font-weight:800;letter-spacing:.1em}.hero-kicker:before{content:"";width:7px;height:7px;border-radius:50%;background:#b6e8e3;box-shadow:0 0 0 5px #ffffff1f}.hero h1{margin:13px 0 9px;font-size:33px;line-height:1.2;letter-spacing:-.03em;font-weight:850;color:#fff}.hero-sub{margin:0;max-width:460px;color:#e0f5f2;font-size:15px;line-height:1.75}.hero-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.hero-badge{display:inline-flex;align-items:center;gap:6px;padding:7px 12px;border-radius:var(--r-full);background:#ffffff24;border:1px solid rgba(255,255,255,.16);color:#eaf9f7;font-size:12.5px;font-weight:700;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-md)}.card-pad{padding:22px 20px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;height:52px;padding:0 18px;border-radius:var(--r-sm);background:var(--grad-teal);box-shadow:0 12px 22px #0e6b663d;color:#fff;font-size:16px;font-weight:800;transition:transform .16s ease,filter .16s ease,box-shadow .16s ease}.btn:hover{filter:brightness(1.05);transform:translateY(-1px)}.btn:active{transform:translateY(0)}.btn:disabled{filter:grayscale(.4) brightness(.98);opacity:.55;cursor:not-allowed;box-shadow:none;transform:none}.btn-ghost{background:var(--teal-50);color:var(--teal-700);box-shadow:none;border:1px solid var(--line)}.btn-ghost:hover{background:var(--teal-100);filter:none}.btn-sm{width:auto;height:42px;font-size:14px;padding:0 18px}.field-label{display:block;margin:16px 0 7px;font-size:14px;font-weight:700;color:var(--ink-600)}.input{width:100%;height:50px;padding:12px 15px;border:1px solid #d2dedb;border-radius:var(--r-sm);background:#fff;font:inherit;font-size:16px;color:var(--ink-800);transition:border-color .15s,box-shadow .15s}.input:focus{outline:none;border-color:var(--teal-500);box-shadow:0 0 0 4px var(--teal-100)}.guide{margin:6px 2px 0}.guide-item{display:grid;grid-template-columns:30px minmax(0,1fr);gap:12px;padding:14px 2px;border-top:1px solid var(--line)}.guide-item:last-child{border-bottom:1px solid var(--line)}.guide-no{width:26px;height:26px;display:grid;place-items:center;border-radius:9px;background:var(--teal-100);color:var(--teal-700);font-size:12px;font-weight:850}.guide-copy{min-width:0;font-size:13.5px;line-height:1.72;color:var(--ink-500)}.guide-copy b{display:block;margin-bottom:2px;font-size:15px;color:var(--ink-700)}.mark{font-weight:800;color:var(--teal-700)}.mark.blue{color:var(--blue)}.mark.warn{color:var(--amber)}.muted{color:var(--ink-500)}.text-center{text-align:center}.section-title{margin:0 0 12px;padding-left:3px;color:var(--ink-500);font-size:13px;font-weight:750;letter-spacing:.03em}.topbar{display:flex;align-items:center;justify-content:space-between;max-width:var(--maxw);margin:0 auto;padding:16px 18px 0}.topbar .brand{display:inline-flex;align-items:center;gap:8px;font-size:16px;font-weight:850;color:var(--teal-800);letter-spacing:-.01em}.topbar .brand-dot{width:22px;height:22px;border-radius:7px;background:var(--grad-teal);display:grid;place-items:center;font-size:13px}.topbar-link{font-size:13.5px;font-weight:700;color:var(--ink-500);padding:8px 12px;border-radius:var(--r-sm);transition:background .15s,color .15s}.topbar-link:hover{background:var(--teal-50);color:var(--teal-700)}:focus-visible{outline:3px solid var(--teal-300);outline-offset:2px}@media (max-width: 680px){.page{padding:18px 14px 60px}.hero{padding:26px 20px 24px}.hero h1{font-size:28px}}