:root{--bg: #f7faf8;--surface: #ffffff;--soft: #edf6f2;--ink: #17211f;--muted: #5c6965;--line: #d8e5df;--teal: #0f766e;--teal-dark: #0b4f4a;--brick: #b9472d;--gold: #b47a13;--blue: #245b8f;--shadow: 0 18px 42px rgba(18, 32, 29, .1)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Arial,Apple SD Gothic Neo,Malgun Gothic,sans-serif;letter-spacing:0;line-height:1.65}a{color:inherit;text-decoration:none}button,input{font:inherit}img{display:block;max-width:100%}.container{width:min(1120px,calc(100% - 32px));margin:0 auto}.site-header{position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(216,229,223,.9);background:#f7faf8f0;backdrop-filter:blur(14px)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:68px}.brand{color:var(--ink);font-size:1.05rem;font-weight:900}.main-nav{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.main-nav a{border-radius:6px;color:var(--muted);font-size:.95rem;font-weight:800;padding:8px 11px}.main-nav a:hover{background:var(--soft);color:var(--teal-dark)}.hero{position:relative;min-height:clamp(480px,68vh,680px);display:grid;align-items:center;overflow:hidden}.hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#081412c7,#08141259 55%,#08141214),linear-gradient(0deg,#08141266,#0814120a)}.hero-content{position:relative;z-index:2;color:#fff;padding:58px 0 76px}.eyebrow,.tag{color:var(--brick);font-size:.78rem;font-weight:900;text-transform:uppercase}.hero .eyebrow{color:#ffd28a}h1,h2,h3{margin:0;line-height:1.14;letter-spacing:0}.hero h1{max-width:820px;margin:12px 0 18px;font-size:clamp(2.55rem,7vw,5.6rem);line-height:.98}.hero p{max-width:700px;margin:0;color:#ffffffe6;font-size:clamp(1.02rem,2vw,1.22rem)}.hero-actions,.tool-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;border:1px solid transparent;border-radius:6px;cursor:pointer;font-weight:900;padding:10px 16px}.button-primary{background:var(--teal);color:#fff}.button-primary:hover{background:var(--teal-dark)}.button-secondary{border-color:#ffffff8c;color:#fff}.button-muted{border-color:var(--line);background:var(--surface);color:var(--teal-dark)}.section{padding:72px 0}.section-soft{background:var(--soft)}.section-tight{padding:30px 0 0}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:24px}.section-heading h2,.page-hero h1{font-size:clamp(2rem,5vw,3.4rem)}.section-heading p,.page-hero p,.prose p,.tool-card p,.result-card p{color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.grid-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.tool-card,.result-card,.tool-panel,.note-box,.check-item{border:1px solid var(--line);border-radius:8px;background:var(--surface);box-shadow:var(--shadow)}.tool-card{display:flex;flex-direction:column;align-items:flex-start;min-height:238px;padding:24px}.tool-card h3{margin:12px 0 10px;font-size:1.35rem}.tool-card p{margin:0}.text-link{display:inline-flex;align-items:center;gap:6px;margin-top:auto;padding-top:22px;color:var(--teal-dark);font-weight:900}.text-link:hover{color:var(--brick)}.page-shell{padding:72px 0 0}.page-hero{padding:20px 0 44px}.page-hero p{max-width:760px;margin:16px 0 0;font-size:1.08rem}.tool-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(300px,390px);gap:32px;align-items:start;padding-bottom:78px}.tool-panel{padding:24px}.tool-form{display:grid;gap:16px}.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.field{display:grid;gap:7px}.field label,.check-item strong{font-weight:900}.field input{width:100%;min-height:44px;border:1px solid var(--line);border-radius:6px;background:#fbfdfc;color:var(--ink);padding:9px 11px}.field input:focus{outline:3px solid rgba(15,118,110,.14);border-color:var(--teal)}.result-stack{display:grid;gap:14px}.result-card{padding:20px}.result-card strong{display:block;color:var(--teal-dark);font-size:1.55rem;line-height:1.2}.result-card span{color:var(--muted);font-size:.9rem;font-weight:800}.summary-box{border-left:4px solid var(--teal);border-radius:0 8px 8px 0;background:var(--soft);padding:16px}.summary-box p{margin:0;color:var(--ink);font-weight:800}.chart-box{overflow:hidden;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.chart-box canvas{width:100%;height:auto;display:block}.note-box{padding:22px}.note-box h2,.note-box h3{font-size:1.35rem}.note-box p,.note-box li{color:var(--muted)}.note-box ul,.prose ul{margin:12px 0 0;padding-left:21px}.prose{max-width:800px;padding-bottom:72px}.prose h2{margin-top:34px;font-size:1.7rem}.prose h3{margin-top:24px;font-size:1.22rem}.prose p{margin:12px 0 0}.prose a{color:var(--teal-dark);font-weight:900;text-decoration:underline;text-underline-offset:3px}.check-list{display:grid;gap:12px}.check-item{display:flex;align-items:flex-start;gap:12px;padding:16px}.check-item input{width:22px;height:22px;flex:0 0 auto;margin-top:3px;accent-color:var(--teal)}.radio-group{display:grid;gap:10px;margin-top:12px}.radio-group label{display:flex;align-items:flex-start;gap:9px;border:1px solid var(--line);border-radius:8px;background:#fbfdfc;padding:12px}.ad-slot{display:grid;place-items:center;min-height:96px;border:1px dashed #9bb7af;border-radius:8px;background:#ffffffb8;color:var(--blue);font-size:.88rem;font-weight:900}.site-footer{border-top:1px solid var(--line);background:#101817;color:#e7f1ed;padding:36px 0}.footer-grid{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:34px;align-items:start}.footer-brand{display:inline-block;margin-bottom:12px;color:#fff}.site-footer p{max-width:620px;margin:0 0 10px;color:#aec5bd}.fine-print{font-size:.9rem}.site-footer nav{display:grid;gap:10px}.site-footer a{color:#e7f1ed}@media(max-width:920px){.grid,.grid-two,.tool-layout,.footer-grid{grid-template-columns:1fr}}@media(max-width:680px){.header-inner{align-items:flex-start;flex-direction:column;gap:8px;padding:14px 0}.main-nav{width:100%;justify-content:space-between}.main-nav a{padding:6px 2px}.hero{min-height:560px}.hero h1{font-size:clamp(2.3rem,13vw,3.65rem);line-height:1.03}.hero:after{background:linear-gradient(0deg,#081412c7,#08141242)}.section{padding:52px 0}.section-tight{padding-top:22px}.section-heading{align-items:flex-start;flex-direction:column}.field-grid{grid-template-columns:1fr}.page-shell{padding-top:38px}}