:root{--bg:#f7fbff;--card:#fff;--ink:#172033;--muted:#617084;--blue:#2563eb;--navy:#1e3a8a;--mint:#dcfce7;--sky:#dbeafe;--line:#dbe4ef;--amber:#f59e0b;--shadow:0 24px 60px rgba(30,58,138,.16)}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:radial-gradient(circle at 12% 6%,#bfdbfe,transparent 26rem),radial-gradient(circle at 88% 8%,#dcfce7,transparent 24rem),linear-gradient(180deg,#fff,var(--bg))}main{max-width:1120px;margin:0 auto;padding:22px}.site-nav{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:0 0 24px;padding:12px 16px;background:rgba(255,255,255,.9);border:1px solid #e5edf6;border-radius:24px;box-shadow:0 10px 24px rgba(22,31,54,.06);backdrop-filter:blur(12px)}.site-brand{display:inline-flex;align-items:center;gap:10px;color:#172033;text-decoration:none;font-weight:850}.brand-mark{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:12px;background:#172033;color:#fff}.site-nav a:not(.site-brand),.crumb a{color:var(--blue);text-decoration:none;font-weight:800}.site-nav a:hover,.crumb a:hover{text-decoration:underline}.crumb{display:flex;justify-content:space-between;gap:12px;margin-bottom:28px;color:var(--muted);font-size:.94rem}.hero{padding:10px 0 42px}.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 430px;gap:34px;align-items:center}.eyebrow{text-transform:uppercase;letter-spacing:.14em;color:var(--navy);font-weight:950;font-size:.78rem;margin:0 0 12px}h1{font-size:clamp(2.55rem,7vw,5.25rem);letter-spacing:-.075em;line-height:.92;margin:0 0 18px}h2{letter-spacing:-.035em}.lede{font-size:clamp(1.08rem,2vw,1.32rem);line-height:1.65;color:var(--muted);max-width:650px}.preset-row,.controls-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.preset,.pill,.primary,.secondary{border:0;border-radius:999px;font-weight:900;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,background .15s ease}.preset,.pill{padding:11px 15px;background:#fff;color:var(--navy);border:1px solid var(--line);box-shadow:0 8px 20px rgba(30,58,138,.08)}.preset:hover,.pill:hover,.primary:hover,.secondary:hover{transform:translateY(-1px)}.preset.active,.pill.active{background:var(--navy);color:#fff;border-color:var(--navy)}.custom-label{display:inline-flex;align-items:center;gap:10px;padding:8px 10px 8px 14px;background:#fff;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-weight:800}.custom-label input{width:72px;border:0;border-left:1px solid var(--line);padding:8px 6px 8px 12px;font:inherit;font-weight:900;color:var(--ink);outline:0}.timer-card{background:rgba(255,255,255,.94);border:1px solid #e2e8f0;border-radius:34px;padding:26px;box-shadow:var(--shadow);text-align:center}.progress-wrap{position:relative;width:min(320px,78vw);margin:0 auto 12px}.ring{width:100%;height:auto;transform:rotate(-90deg)}.ring-bg,.ring-fill{fill:none;stroke-width:16}.ring-bg{stroke:#eaf1f8}.ring-fill{stroke:var(--blue);stroke-linecap:round;transition:stroke-dashoffset .35s linear}.time{position:absolute;inset:0;display:grid;place-items:center;font-size:clamp(3rem,12vw,5.3rem);font-weight:950;letter-spacing:-.08em;color:var(--navy)}.timer-card h2{margin:8px 0 8px;font-size:1.45rem}.timer-card p{color:var(--muted);line-height:1.55;margin:0 auto 18px;max-width:34rem}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:18px 0}.steps div{padding:10px 7px;border-radius:18px;background:#f8fafc;border:1px solid #e2e8f0;color:var(--muted)}.steps div.active{background:var(--sky);border-color:#93c5fd;color:var(--navy);box-shadow:0 8px 20px rgba(37,99,235,.12)}.steps strong{display:block;font-size:.9rem}.steps span{display:block;font-size:.74rem;margin-top:2px}.actions{display:flex;justify-content:center;flex-wrap:wrap;gap:12px}.primary,.secondary{padding:14px 20px}.primary{background:var(--navy);color:#fff;box-shadow:0 12px 24px rgba(30,58,138,.22)}.secondary{background:#eff6ff;color:var(--navy);border:1px solid #bfdbfe}.content-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.info-card,.faq,.related{background:rgba(255,255,255,.9);border:1px solid #e2e8f0;border-radius:28px;padding:24px;box-shadow:0 14px 34px rgba(15,23,42,.06)}.highlight{background:linear-gradient(135deg,#fff,#eff6ff)}.info-card li{margin:10px 0;color:var(--muted);line-height:1.55}.info-card p,.faq p{color:var(--muted);line-height:1.65}.note{padding:13px 15px;border-radius:18px;background:#fff7ed;border:1px solid #fed7aa}.faq,.related{margin-top:18px}.faq details{border-top:1px solid #e5e7eb;padding:15px 0}.faq details:first-of-type{border-top:0}.faq summary{cursor:pointer;font-weight:900;color:var(--navy)}.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.related-grid a{display:block;padding:13px 14px;border-radius:18px;background:#f8fafc;color:var(--navy);text-decoration:none;font-weight:850;border:1px solid #e2e8f0}.related-grid a:hover{background:#eff6ff}footer{text-align:center;color:var(--muted);padding:38px 0 18px}@media (max-width:860px){main{padding:16px}.hero-grid,.content-grid{grid-template-columns:1fr}.timer-card{order:-1}.crumb{flex-direction:column}.related-grid{grid-template-columns:1fr 1fr}.steps{grid-template-columns:1fr 1fr}}@media (max-width:520px){.site-nav{border-radius:18px}.steps,.related-grid{grid-template-columns:1fr}.actions .primary,.actions .secondary{width:100%}}