:root{--color-brand-primary-500:#ff8a00;--color-brand-primary-600:#f06d00;--color-brand-secondary-500:#ffc107;--color-accent-blue-500:#2ea7e0;--color-accent-blue-600:#1e8cc8;--color-bg-page:#fff7ea;--color-bg-card:#fff;--color-bg-soft:#fff1d6;--color-text-primary:#2f1a0d;--color-text-secondary:#6f4b36;--color-text-tertiary:#9a7a63;--color-text-on-brand:#fff;--color-border-default:#f3d7b0;--color-border-strong:#e9b670;--gradient-brand-bg:linear-gradient(180deg, #fff7ea 0%, #ffe8c4 100%);--gradient-brand-cta:linear-gradient(135deg, #ffc107 0%, #ff8a00 100%);--radius-card:12px;--radius-pill:999px;--font-sans:ui-sans-serif, system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--space-section:2.5rem;--content-max:1200px}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{font-family:var(--font-sans);color:var(--color-text-primary);background:var(--gradient-brand-bg);-webkit-overflow-scrolling:touch;min-height:100vh;margin:0;font-size:16px;line-height:1.8}a{color:var(--color-accent-blue-600);text-underline-offset:3px;text-decoration:underline}a:hover{color:var(--color-accent-blue-500)}.wrap{max-width:var(--content-max);margin:0 auto;padding:0 24px 56px}@media (width>=900px){.wrap{padding-left:40px;padding-right:40px}}@media (width<=420px){body{font-size:15px}.wrap{padding-left:16px;padding-right:16px}}.site-header{border-bottom:1px solid var(--color-border-default);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:10;background:#ffffffe6;padding:16px 0 10px;position:sticky;top:0}.site-header .inner{max-width:var(--content-max);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin:0 auto;padding:0 20px;display:flex}.brand{color:var(--color-text-primary);align-items:center;gap:10px;text-decoration:none;display:flex}.brand:hover{color:var(--color-brand-primary-600)}.brand strong{font-size:1.15rem;font-weight:700}.brand-logo{border-radius:12px;flex:none;width:36px;height:36px}.brand span{color:var(--color-text-secondary);font-size:.85rem;font-weight:500}.nav-inline{flex-wrap:wrap;gap:12px 16px;font-size:1.12rem;display:flex}.nav-inline a{color:var(--color-text-secondary);font-weight:500;text-decoration:none}.nav-inline a:hover{color:var(--color-brand-primary-600)}.header-right{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:16px;display:flex}.header-cta{border-radius:var(--radius-pill);background:var(--gradient-brand-cta);color:var(--color-text-on-brand);border:1px solid #f06d0040;padding:10px 16px;font-weight:900;text-decoration:none;transition:transform .14s,box-shadow .14s;box-shadow:0 10px 24px #f06d0024}.header-cta:hover{transform:translateY(-1px);box-shadow:0 16px 34px #f06d0038}@media (width<=520px){.header-right{justify-content:space-between;width:100%}}.hero{background:0 0;padding:28px 0 48px}.hero-grid{grid-template-columns:1fr;align-items:center;gap:26px;display:grid}.hero-copy{padding:8px 0}.hero h1{letter-spacing:-.03em;margin:10px 0 12px;font-size:clamp(1.75rem,5vw,2.7rem);line-height:1.15}.hero-kicker{color:var(--color-accent-blue-600);border-radius:var(--radius-pill);background:#71cdf340;border:1px solid #71cdf373;align-items:center;gap:8px;padding:8px 14px;font-size:.95rem;font-weight:700;display:inline-flex}.tagline{color:var(--color-brand-primary-600);margin:0 0 16px;font-size:1.05rem;font-weight:650}.lead{color:var(--color-text-secondary);max-width:52ch;margin:0;font-size:1.02rem;line-height:1.9}.lead-line{display:block}.hero-actions{flex-wrap:wrap;gap:12px;margin-top:22px;display:flex}.btn{border-radius:var(--radius-pill);border:1px solid #0000;justify-content:center;align-items:center;gap:8px;padding:12px 18px;font-size:.98rem;font-weight:800;text-decoration:none;transition:transform .14s,box-shadow .14s,background .14s,border-color .14s,color .14s;display:inline-flex}.btn-primary{background:var(--gradient-brand-cta);color:var(--color-text-on-brand);border-color:#f06d0040;box-shadow:0 14px 30px #f06d002e}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 18px 36px #f06d003d}.btn-ghost{border-color:var(--color-border-strong);color:var(--color-brand-primary-600);background:#ffffffc7}.btn-ghost:hover{background:#ffffffeb;transform:translateY(-1px)}.hero-visual{justify-content:center;display:flex}.hero-image{background:radial-gradient(circle at 20% 10%,#ff8a0040,#0000 45%),radial-gradient(circle at 80% 30%,#2ea7e029,#0000 42%),linear-gradient(135deg,#ffc1071f,#f06d000a);border:1px solid #f3d7b0e6;border-radius:26px;flex-direction:column;justify-content:center;align-items:center;gap:14px;width:100%;max-width:520px;height:370px;display:flex;position:relative;overflow:hidden}.hero-image-pattern{opacity:.5;pointer-events:none;background:radial-gradient(circle,#2f1a0d0f 2px,#0000 3px) 0 0/42px 42px,radial-gradient(circle,#2ea7e00f 2px,#0000 3px) 16px 22px/44px 44px;position:absolute;inset:-40px;transform:rotate(-10deg)}.hero-image-icon{object-fit:cover;z-index:1;background:#ffffffbf;border:1px solid #e9b6708c;border-radius:22px;width:86px;height:86px;position:relative}.hero-image-photo{object-fit:cover;z-index:1;width:100%;height:100%;position:absolute;inset:0}.hero-card{background:#ffffffdb;border:1px solid #f3d7b0f2;border-radius:20px;width:100%;max-width:440px;padding:18px;position:relative;overflow:hidden;box-shadow:0 18px 50px #4a170014}.hero-card:before{content:"";opacity:.9;pointer-events:none;background:radial-gradient(circle at 20% 10%,#ff8a0047,#0000 45%),radial-gradient(circle at 85% 30%,#2ea7e02e,#0000 42%),linear-gradient(135deg,#ffc1072e,#ff8a000f);position:absolute;inset:-2px}.hero-card-inner{z-index:1;flex-direction:column;align-items:flex-start;gap:12px;display:flex;position:relative}.hero-icon{background:#ffffffbf;border:1px solid #e9b6708c;border-radius:18px;justify-content:center;align-items:center;width:64px;height:64px;display:inline-flex}.hero-icon img{border-radius:16px;width:54px;height:54px}.hero-card-title{color:var(--color-text-primary);margin:0;font-size:1.05rem;font-weight:900}.hero-card-desc{color:var(--color-text-secondary);margin:0;font-size:.96rem;line-height:1.55}.hero-badges{flex-wrap:wrap;gap:10px;margin-top:16px;display:flex}.badge{color:var(--color-text-secondary);border-radius:var(--radius-pill);background:#fff1d6d9;border:1px solid #f3d7b0e6;padding:8px 12px;font-size:.9rem;font-weight:700}.section-head{flex-direction:column;gap:6px;margin-bottom:14px;display:flex}.section-title{color:var(--color-text-primary);margin:0;font-size:1.35rem}.section-subtitle{color:var(--color-text-secondary);margin:0;font-size:1rem}.feature-grid{grid-template-columns:1fr;gap:18px;display:grid}@media (width>=900px){.feature-grid{grid-template-columns:repeat(2,1fr);gap:20px}}.feature-card{border:1px solid var(--color-border-default);box-shadow:none;color:inherit;background:#fff;border-radius:18px;flex-direction:column;gap:10px;padding:22px 22px 18px;text-decoration:none;transition:none;display:flex}.feature-card-top{align-items:center;gap:12px;display:flex}.feature-icon{width:44px;height:44px;color:var(--color-accent-blue-600);background:#2ea7e01f;border:1px solid #2ea7e040;border-radius:14px;justify-content:center;align-items:center;font-weight:900;display:flex}.feature-title{color:var(--color-brand-primary-600);margin:0;font-size:1rem;font-weight:900}.feature-desc{color:var(--color-text-secondary);margin:0;font-size:.95rem;line-height:1.85}.feature-link{color:var(--color-accent-blue-600);margin-top:2px;font-weight:800;text-decoration:none}.feature-link:hover{color:var(--color-accent-blue-500);text-decoration:underline}@media (width>=900px){.hero-grid{grid-template-columns:1.1fr .9fr;gap:28px}.hero-copy{padding:14px 0}}.section{margin-bottom:var(--space-section)}.section h2{color:var(--color-text-primary);margin:0 0 14px;font-size:1.25rem}.grid-cards{gap:14px;display:grid}@media (width>=560px){.grid-cards{grid-template-columns:repeat(2,1fr)}}.card{background:var(--color-bg-card);border:1px solid var(--color-border-default);border-radius:var(--radius-card);padding:18px 18px 16px;box-shadow:0 8px 24px #4a17000f}.card h3{color:var(--color-brand-primary-600);margin:0 0 8px;font-size:1rem}.card p{color:var(--color-text-secondary);margin:0;font-size:.95rem}.privacy-note{background:var(--color-bg-soft);border:1px solid var(--color-border-default);border-radius:var(--radius-card);color:var(--color-text-secondary);padding:18px 20px;font-size:.95rem}.privacy-note strong{color:var(--color-text-primary)}.download-copy{margin:0}.download-copy+.download-copy{margin-top:8px}.footer{border-top:1px solid var(--color-divider,#f7e7ce);color:var(--color-text-tertiary);margin-top:48px;padding-top:24px;font-size:.88rem}.footer-links{flex-wrap:wrap;gap:10px 20px;margin-bottom:12px;display:flex}.footer-links a{color:var(--color-text-secondary);font-weight:600}.doc-page{padding-bottom:56px}.doc-page .doc-title{margin:28px 0 8px;font-size:1.5rem;line-height:1.3}.doc-meta{color:var(--color-text-tertiary);margin:0 0 28px;font-size:.88rem}.doc-page article h2{color:var(--color-text-primary);margin:28px 0 12px;font-size:1.12rem}.doc-page article h3{color:var(--color-text-secondary);margin:20px 0 8px;font-size:1rem}.doc-page article p,.doc-page article li{color:var(--color-text-secondary);font-size:.95rem;line-height:1.9}.doc-page article ul,.doc-page article ol{margin:8px 0 12px;padding-left:1.25em}.doc-page article li+li{margin-top:6px}.doc-highlight{background:var(--color-bg-card);border-left:4px solid var(--color-accent-blue-500);color:var(--color-text-secondary);margin:16px 0;padding:12px 16px;font-size:.92rem}.skip-top{margin-bottom:8px;font-size:.88rem;display:inline-block}