:root{--red:#e5322d;--red-light:#fff5f5;--red-glow:rgba(229,50,45,0.12);--red-ring:rgba(229,50,45,0.2);--text:#1a1a2e;--text-muted:#5a6578;--border:#e2e8f0;--bg:#f8fafc;--white:#ffffff;--shadow-sm:0 1px 3px rgba(15,23,42,0.06);--shadow:0 4px 20px rgba(15,23,42,0.08);--page-padding:clamp(16px,4vw,24px);--header-height:64px;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;color:var(--text);background:var(--bg)}*,:after,:before{box-sizing:border-box}body{margin:0;overflow-x:clip}a{color:inherit;text-decoration:none}.site{min-height:100vh;display:flex;flex-direction:column}.site-header{position:-webkit-sticky;position:sticky;top:0;z-index:300}.header{background:rgba(255,255,255,.9);border-bottom:1px solid rgba(226,232,240,.85);box-shadow:var(--shadow-sm);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.header-inner{max-width:1200px;margin:0 auto;padding:0 var(--page-padding);padding-top:env(safe-area-inset-top,0);min-height:var(--header-height);gap:12px}.header-inner,.logo{display:flex;align-items:center}.logo{gap:10px;font-weight:800;font-size:1.3rem;color:var(--text)}.logo-heart{width:28px;height:28px;flex-shrink:0;filter:drop-shadow(0 6px 12px rgba(229,50,45,.18))}.header-right{display:flex;align-items:center;gap:10px;margin-left:auto}.mega-menu,.menu-backdrop{display:none}.mega-menu.open{display:flex;flex-direction:column}.mega-menu-grid,.mega-menu-head{display:none}@media (min-width:1025px){.mega-menu.open .mega-menu-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}}@media (max-width:1024px){.mega-menu.open .mega-menu-grid{display:block}}.hero-band{background:linear-gradient(125deg,rgba(229,50,45,.08),transparent 34%),linear-gradient(245deg,rgba(14,165,233,.08),transparent 36%),linear-gradient(180deg,#fff 0,#fff8f8 42%,var(--bg) 100%);border-bottom:1px solid var(--border);position:relative;overflow:hidden}.hero-band:before{inset:0;background-image:linear-gradient(rgba(229,50,45,.055) 1px,transparent 0),linear-gradient(90deg,rgba(229,50,45,.045) 1px,transparent 0);background-size:42px 42px;-webkit-mask-image:linear-gradient(180deg,transparent,black 18%,black 72%,transparent);mask-image:linear-gradient(180deg,transparent,black 18%,black 72%,transparent)}.hero-band:after,.hero-band:before{content:"";position:absolute;pointer-events:none}.hero-band:after{right:max(24px,calc((100vw - 1180px) / 2));top:34px;width:clamp(118px,18vw,190px);height:clamp(150px,22vw,238px);border:1px solid rgba(229,50,45,.14);border-radius:18px;background:linear-gradient(90deg,rgba(229,50,45,.16) 0 28%,transparent 28%),linear-gradient(#fff,#fff);box-shadow:-28px 26px 0 -8px rgba(255,255,255,.82),-28px 26px 0 -7px rgba(226,232,240,.9),0 22px 60px rgba(15,23,42,.12);opacity:.75;transform:rotate(6deg)}.hero-inner{position:relative;text-align:center;padding:clamp(40px,8vw,64px) var(--page-padding) clamp(32px,6vw,48px);max-width:820px;margin:0 auto}.hero-badges{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:20px}.hero-badge{padding:6px 14px;border-radius:999px;background:rgba(255,255,255,.86);border:1px solid rgba(226,232,240,.9);font-size:.8rem;font-weight:600;color:var(--text-muted);box-shadow:var(--shadow-sm)}.hero-badge:first-child{background:var(--red-light);color:#c42b26;border-color:var(--red-ring)}.hero-inner h1{margin:0 0 18px;font-size:clamp(1.75rem,5vw,2.75rem);font-weight:800;line-height:1.15;color:var(--text);letter-spacing:0;text-wrap:balance}.hero-sub{margin:0 auto;max-width:640px;font-size:1.05rem;line-height:1.6;color:var(--text-muted)}.features-strip,.tools-section{content-visibility:auto;contain-intrinsic-size:auto 320px}.features-inner{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));grid-gap:16px;gap:16px;padding:24px var(--page-padding)}.feature-icon{width:48px;height:48px;margin:0 auto 12px;display:flex;align-items:center;justify-content:center;overflow:hidden}.feature-icon svg{width:24px;height:24px;max-width:100%;max-height:100%;flex-shrink:0}.tools-section{max-width:1100px;margin:0 auto;padding:32px var(--page-padding)}.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,220px),1fr));grid-gap:16px;gap:16px}.tool-card{display:block;background:linear-gradient(180deg,#fff,#fff 62%,#fff8f8);border:1px solid rgba(226,232,240,.95);border-radius:12px;padding:20px;box-shadow:var(--shadow-sm)}.tool-icon-wrap{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:12px;color:#fff;flex-shrink:0;overflow:hidden}.tool-icon-wrap svg,.tool-svg{width:28px;height:28px;max-width:100%;max-height:100%;display:block;flex-shrink:0}.filter-bar{display:flex;flex-wrap:nowrap;gap:8px;overflow-x:auto;margin-bottom:24px}.filter-tab{flex-shrink:0;border:1px solid var(--border);background:var(--white);padding:8px 16px;border-radius:999px;font:inherit;font-size:.875rem;font-weight:600;cursor:pointer}.tool-hero{color:#fff;padding:clamp(32px,6vw,48px) var(--page-padding);position:relative;overflow:hidden}.tool-hero-inner{max-width:900px;margin:0 auto;display:flex;align-items:center;gap:24px}.tool-hero-inner h1{margin:0 0 8px;font-size:clamp(1.5rem,4vw,2rem);font-weight:800}