@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@400;500;600;700;800&display=swap');

:root{--ink:#17211b;--muted:#667169;--green:#247455;--green-dark:#18573f;--lime:#dff26b;--paper:#f7f8f3;--card:#fff;--line:#dfe5dd;--shadow:0 24px 60px rgba(29,55,42,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans TC",system-ui,sans-serif;line-height:1.65}a{color:inherit;text-decoration:none}.site-header{height:78px;max-width:1180px;margin:auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(23,33,27,.09)}.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:.04em}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--green);color:#fff;font-size:15px;transform:rotate(-4deg)}nav{display:flex;align-items:center;gap:32px;font-size:14px;font-weight:600}nav a:hover{color:var(--green)}.nav-cta{padding:10px 17px;border-radius:999px;background:var(--ink);color:#fff!important}.hero{max-width:1180px;margin:auto;padding:78px 24px 94px;display:grid;grid-template-columns:1fr 520px;gap:76px;align-items:center}.eyebrow{margin:0 0 18px;color:var(--green);font-size:13px;font-weight:800;letter-spacing:.14em}.eyebrow span{display:inline-block;width:22px;height:2px;margin:0 9px 4px 0;background:var(--green)}h1{margin:0;font-size:clamp(48px,6.2vw,78px);line-height:1.13;letter-spacing:-.055em}h1 em{font-style:normal;color:var(--green)}.hero-intro{max-width:560px;margin:28px 0;color:var(--muted);font-size:18px}.hero-points{display:flex;gap:21px;color:#536057;font-size:13px;font-weight:600}.hero-points span::first-letter{color:var(--green)}.calculator-card{background:var(--card);border:1px solid #e4e9e2;border-radius:26px;padding:28px;box-shadow:var(--shadow)}.card-heading{display:flex;justify-content:space-between;align-items:start;margin-bottom:22px}.card-heading p{margin:0 0 3px;color:var(--green);font-size:12px;font-weight:700}.card-heading h2{margin:0;font-size:21px}.live-badge{padding:5px 10px;border-radius:999px;background:#e9f5ed;color:var(--green);font-size:11px;font-weight:700}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}label{font-size:12px;color:#556159;font-weight:600}.input-wrap{height:45px;margin-top:6px;border:1px solid var(--line);border-radius:10px;display:flex;align-items:center;padding:0 12px;background:#fbfcf9}.input-wrap:focus-within{border-color:var(--green);box-shadow:0 0 0 3px rgba(36,116,85,.1)}.input-wrap span{font-size:12px;color:#79827b}.input-wrap input{width:100%;border:0;outline:0;background:none;padding:0 7px;color:var(--ink);font:700 15px inherit}.suffix input{text-align:right}.result-panel{margin-top:20px;padding:21px 22px;border-radius:16px;background:var(--green-dark);color:#fff}.result-panel>p{margin:0;color:#c8dfd4;font-size:12px}.result-panel>strong{display:block;margin:2px 0 16px;color:var(--lime);font-size:30px;letter-spacing:-.02em}.result-breakdown{padding-top:13px;border-top:1px solid rgba(255,255,255,.16);display:grid;grid-template-columns:1fr 1fr;gap:12px}.result-breakdown span{color:#c8dfd4;font-size:11px}.result-breakdown b{display:block;color:#fff;font-size:13px}.fine-print{margin:10px 0 0;text-align:center;color:#909890;font-size:10px}.tools-section{padding:78px max(24px,calc((100vw - 1132px)/2));background:#fff}.section-heading{display:flex;justify-content:space-between;align-items:end;margin-bottom:36px}.section-heading h2,.guide h2{margin:0;font-size:34px;letter-spacing:-.035em}.section-heading>p{max-width:380px;margin:0;color:var(--muted);font-size:14px}.tool-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.tool-card{position:relative;min-height:275px;padding:24px;border:1px solid var(--line);border-radius:18px;display:flex;flex-direction:column;transition:.25s}.tool-card:hover{transform:translateY(-4px);box-shadow:0 14px 35px rgba(29,55,42,.09);border-color:#c2d2c7}.tool-card.featured{background:var(--green);color:#fff;border-color:var(--green)}.tool-icon{display:grid;place-items:center;width:40px;height:40px;margin-bottom:28px;border-radius:12px;background:#eef3ed;color:var(--green);font-weight:800;font-size:18px}.featured .tool-icon{background:var(--lime);color:var(--green-dark)}.tool-card small{position:absolute;right:20px;top:25px;color:#dff3e9}.tool-card h3{margin:0 0 10px;font-size:18px}.tool-card p{margin:0;color:var(--muted);font-size:13px}.featured p{color:#d5e5dd}.tool-card b{margin-top:auto;font-size:12px}.tool-card b span{float:right;font-size:18px}.guide{max-width:1132px;margin:88px auto;padding:48px;border-radius:24px;background:#ebf0e9;display:grid;grid-template-columns:.7fr 1.4fr 1fr;gap:40px;align-items:center}.guide>div>p{color:var(--muted);font-size:14px}.quote{padding-left:35px;border-left:1px solid #cbd5cb;display:flex;align-items:center;gap:17px}.quote strong{color:var(--green);font-size:55px;line-height:1}.quote p{margin:0!important;font-size:12px!important}.quote b{color:var(--ink)}footer{max-width:1132px;margin:auto;padding:30px 0 50px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}footer p{color:var(--muted);text-align:center;font-size:11px}footer>div{display:flex;gap:20px;color:var(--muted);font-size:12px}
@media(max-width:900px){.hero{grid-template-columns:1fr;gap:45px;padding-top:55px}.hero-copy{text-align:center}.hero-intro{margin-left:auto;margin-right:auto}.hero-points{justify-content:center}.calculator-card{max-width:580px;width:100%;margin:auto}.tool-grid{grid-template-columns:1fr 1fr}.guide{margin:60px 24px;grid-template-columns:1fr 2fr}.quote{grid-column:1/-1;border-left:0;border-top:1px solid #cbd5cb;padding:25px 0 0}.section-heading{align-items:start;gap:25px}}
@media(max-width:600px){.site-header{height:68px}.site-header nav>a:not(.nav-cta){display:none}.hero{padding:45px 18px 66px}.hero-copy{text-align:left}h1{font-size:46px}.hero-intro{font-size:16px}.hero-points{justify-content:start;flex-wrap:wrap;gap:7px 14px}.calculator-card{padding:20px;border-radius:20px}.field-row{grid-template-columns:1fr}.result-panel>strong{font-size:25px}.tools-section{padding:60px 18px}.section-heading{display:block}.section-heading>p{margin-top:12px}.tool-grid{grid-template-columns:1fr}.tool-card{min-height:230px}.guide{margin:45px 18px;padding:28px;display:block}.guide>.eyebrow{margin-bottom:15px}.quote{margin-top:24px}.guide h2,.section-heading h2{font-size:28px}footer{margin:0 18px;padding-bottom:35px;align-items:start}footer p{display:none}footer>div{flex-direction:column;gap:4px;text-align:right}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.tool-card{transition:none}}

/* Calculator detail pages */
.detail-main{max-width:1080px;margin:auto;padding:66px 24px 90px}.breadcrumb{margin-bottom:24px;color:var(--muted);font-size:12px}.breadcrumb a:hover{color:var(--green)}.detail-intro{text-align:center;max-width:720px;margin:0 auto 42px}.detail-intro h1{font-size:clamp(38px,5vw,58px)}.detail-intro>p:last-child{color:var(--muted);font-size:16px}.workspace{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}.input-card,.output-card,.article-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:30px}.input-card h2,.output-card h2{margin:0 0 22px;font-size:20px}.detail-field{display:block;margin-bottom:17px}.detail-field .input-wrap{height:50px}.detail-field .input-wrap input{font-size:17px}.output-card{position:sticky;top:24px;background:var(--green-dark);border:0;color:#fff;box-shadow:var(--shadow)}.output-card h2{color:#d2e3da}.main-result{padding:8px 0 24px}.main-result p{margin:0;color:#bad3c7;font-size:12px}.main-result strong{display:block;color:var(--lime);font-size:clamp(36px,5vw,52px);line-height:1.25;letter-spacing:-.04em}.result-list{border-top:1px solid rgba(255,255,255,.16)}.result-list div{display:flex;justify-content:space-between;gap:20px;padding:15px 0;border-bottom:1px solid rgba(255,255,255,.12);color:#c7dcd2;font-size:13px}.result-list b{color:#fff;text-align:right}.detail-note{margin:18px 0 0;color:#a9c5b8;font-size:11px}.article-card{margin-top:24px;padding:34px 40px}.article-card h2{margin:0 0 10px;font-size:23px}.article-card h3{margin:25px 0 6px;font-size:16px}.article-card p,.article-card li{color:var(--muted);font-size:14px}.article-card code{padding:3px 7px;border-radius:5px;background:#edf2ec;color:var(--green-dark)}.other-tools{margin-top:26px}.other-tools h2{font-size:21px}.mini-tools{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.mini-tools a{padding:18px;border:1px solid var(--line);border-radius:14px;background:#fff;font-size:13px;font-weight:700}.mini-tools a:hover{border-color:var(--green);color:var(--green)}.detail-footer{max-width:1080px}.field-hint{display:block;margin-top:5px;color:#889189;font-size:10px;font-weight:400}
@media(max-width:760px){.detail-main{padding:42px 18px 65px}.workspace{grid-template-columns:1fr}.output-card{position:static}.article-card{padding:26px}.mini-tools{grid-template-columns:1fr}.detail-intro{text-align:left}.detail-footer{margin:0 18px}}