:root{--bg: #f6f7fb;--surface: #ffffff;--surface-2: #f1f3f8;--text: #0f172a;--muted: #5b6577;--border: #e4e7ee;--accent: #0e7c6b;--accent-2: #0a5f52;--accent-ink: #ffffff;--accent-soft: #e3f3ef;--gold: #c98a1b;--gold-soft: #fdf3e0;--warn-soft: #fff6e5;--warn: #8a5a00;--danger: #b4232c;--radius: 14px;--radius-sm: 9px;--shadow: 0 1px 2px rgba(15, 23, 42, .04), 0 8px 24px -12px rgba(15, 23, 42, .18);--shadow-lg: 0 2px 4px rgba(15, 23, 42, .05), 0 24px 48px -24px rgba(15, 23, 42, .25);--font: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;--mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--hero-a: #e7f4f0;--hero-b: #f6f7fb;--hero-c: #fdf3e0;color-scheme:light dark}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg: #0b0f17;--surface: #121826;--surface-2: #1a2232;--text: #e6eaf2;--muted: #9aa5b8;--border: #243044;--accent: #2fd1b4;--accent-2: #6fe3cd;--accent-ink: #06201b;--accent-soft: #0f2a26;--gold: #e3b351;--gold-soft: #2a2213;--warn-soft: #2a2213;--warn: #e3b351;--shadow: 0 1px 2px rgba(0,0,0,.5), 0 8px 24px -12px rgba(0,0,0,.6);--shadow-lg: 0 24px 48px -24px rgba(0,0,0,.7);--hero-a: #0f2a26;--hero-b: #0b0f17;--hero-c: #1f1a0f}}:root[data-theme=dark]{--bg: #0b0f17;--surface: #121826;--surface-2: #1a2232;--text: #e6eaf2;--muted: #9aa5b8;--border: #243044;--accent: #2fd1b4;--accent-2: #6fe3cd;--accent-ink: #06201b;--accent-soft: #0f2a26;--gold: #e3b351;--gold-soft: #2a2213;--warn-soft: #2a2213;--warn: #e3b351;--shadow: 0 1px 2px rgba(0,0,0,.5), 0 8px 24px -12px rgba(0,0,0,.6);--shadow-lg: 0 24px 48px -24px rgba(0,0,0,.7);--hero-a: #0f2a26;--hero-b: #0b0f17;--hero-c: #1f1a0f}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:16px;line-height:1.6;font-feature-settings:"cv11","ss01"}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-2);text-decoration:underline}h1,h2,h3,h4{line-height:1.15;margin:0 0 .5em;letter-spacing:-.02em;font-weight:700}h1{font-size:clamp(1.75rem,1.2rem + 2.2vw,2.75rem)}h2{font-size:1.45rem;margin-top:2.2rem}h3{font-size:1.1rem;margin-top:1.6rem}p{margin:0 0 1em}.muted{color:var(--muted)}.container{max-width:1120px;margin:0 auto;padding:0 20px}@media(max-width:560px){.container{padding:0 16px}}.site-header{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--surface) 82%,transparent);backdrop-filter:saturate(160%) blur(12px);-webkit-backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid var(--border)}.site-header .container{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}.logo{font-weight:800;letter-spacing:-.03em;color:var(--text);font-size:1.12rem;display:flex;align-items:center;gap:10px;white-space:nowrap}.logo:hover{text-decoration:none;color:var(--text)}.logo .mark{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;display:inline-grid;place-items:center;font-size:1rem;font-weight:800;box-shadow:0 4px 12px -4px var(--accent)}.nav{display:flex;gap:4px;font-size:.92rem;font-weight:500}.nav a{color:var(--muted);padding:7px 11px;border-radius:8px}.nav a:hover{color:var(--text);background:var(--surface-2);text-decoration:none}.nav a.cta{color:var(--accent-ink);background:var(--accent)}.nav a.cta:hover{background:var(--accent-2)}@media(max-width:640px){.nav{gap:0;font-size:.85rem}.nav a{padding:6px 7px}.nav a.hide-m{display:none}.logo{font-size:1rem}.logo .mark{width:28px;height:28px}}.hero{position:relative;padding:64px 0 36px}.hero:before{content:"";position:absolute;inset:-64px -100vw 0;z-index:-1;background:radial-gradient(900px 420px at 15% 0%,var(--hero-a),transparent 65%),radial-gradient(700px 360px at 90% 10%,var(--hero-c),transparent 60%),var(--hero-b)}.hero .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.78rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);background:var(--accent-soft);padding:6px 12px;border-radius:999px;margin-bottom:18px}.hero h1{max-width:760px;font-size:clamp(2rem,1.3rem + 3vw,3.4rem)}.hero h1 em{font-style:normal;color:var(--accent)}.hero p.lead{font-size:1.12rem;color:var(--muted);max-width:640px}.search-wrap{position:relative;max-width:580px;margin-top:22px}.search-wrap svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);width:18px;height:18px;color:var(--muted)}.search{width:100%;padding:14px 16px 14px 44px;border:1px solid var(--border);border-radius:12px;background:var(--surface);color:var(--text);font-size:1rem;font-family:var(--font);box-shadow:var(--shadow)}.search:focus{outline:2px solid var(--accent);outline-offset:0;border-color:transparent}.trust{display:flex;flex-wrap:wrap;gap:18px 28px;margin-top:26px;font-size:.9rem;color:var(--muted)}.trust b{color:var(--text);font-weight:700}.trust span{display:inline-flex;align-items:center;gap:8px}.trust span:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent)}.popular{margin:10px 0 8px}.popular h2{font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 10px}.chips{display:flex;flex-wrap:wrap;gap:8px}.chip{display:inline-flex;align-items:center;gap:8px;padding:9px 14px;border:1px solid var(--border);border-radius:999px;background:var(--surface);color:var(--text);font-size:.9rem;font-weight:500;transition:border-color .15s,transform .15s,box-shadow .15s}.chip:hover{border-color:var(--accent);color:var(--accent);text-decoration:none;transform:translateY(-1px);box-shadow:var(--shadow)}.chip svg{width:14px;height:14px;color:var(--accent)}.section{margin-top:44px}.section-head{display:flex;align-items:flex-start;gap:14px;margin-bottom:14px}.section-head .icon{flex:none;width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent)}.section-head .icon.gold{background:var(--gold-soft);color:var(--gold)}.section-head .icon svg{width:22px;height:22px}.section-head h2{margin:0 0 2px;font-size:1.35rem}.section-head p{margin:0;color:var(--muted);font-size:.95rem}.section-head .more{margin-left:auto;align-self:center;font-size:.9rem;font-weight:600;white-space:nowrap}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px;margin:0 0 8px}.card{position:relative;display:block;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 18px 16px;color:var(--text);transition:border-color .15s,transform .15s,box-shadow .15s}.card:hover{border-color:var(--accent);text-decoration:none;color:var(--text);transform:translateY(-2px);box-shadow:var(--shadow)}.card:after{content:"→";position:absolute;right:16px;top:16px;color:var(--muted);opacity:0;transition:opacity .15s,transform .15s;transform:translate(-4px)}.card:hover:after{opacity:1;transform:none;color:var(--accent)}.card h3{margin:0 0 4px;font-size:1rem;line-height:1.3}.card p{margin:0;font-size:.88rem;color:var(--muted);line-height:1.5}.card .tag{display:inline-block;font-size:.7rem;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);margin-bottom:8px;font-weight:700}.card.compact{padding:12px 14px}.card.compact h3{font-size:.92rem;margin:0}.matrix{width:100%;border-collapse:separate;border-spacing:0;font-size:.88rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.matrix th,.matrix td{padding:10px 8px;text-align:center;border-bottom:1px solid var(--border)}.matrix th{background:var(--surface-2);font-weight:600;font-size:.78rem;letter-spacing:.04em;color:var(--muted)}.matrix td:first-child,.matrix th:first-child{text-align:left;font-weight:700;padding-left:14px}.matrix tr:last-child td{border-bottom:0}.matrix a{display:inline-block;padding:4px 8px;border-radius:6px;font-weight:600}.matrix a:hover{background:var(--accent-soft);text-decoration:none}.matrix-wrap{overflow-x:auto}.calc-wrap{display:grid;grid-template-columns:1fr;gap:22px;margin:24px 0 8px}@media(min-width:880px){.calc-wrap{grid-template-columns:1.05fr .95fr;align-items:start}}.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}.field{margin-bottom:14px}.field label{display:block;font-size:.88rem;font-weight:600;margin-bottom:6px;color:var(--text)}.field .hint{display:block;font-size:.78rem;color:var(--muted);margin-top:5px;line-height:1.4}.field input[type=number],.field input[type=date],.field input[type=text],.field select{width:100%;padding:11px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-2);color:var(--text);font-size:1rem;font-family:var(--font);font-variant-numeric:tabular-nums;transition:border-color .15s,background .15s}.field input:hover,.field select:hover{border-color:color-mix(in srgb,var(--accent) 50%,var(--border))}.field input:focus,.field select:focus{outline:2px solid var(--accent);outline-offset:0;border-color:transparent;background:var(--surface)}.field input[type=checkbox]{accent-color:var(--accent);width:16px;height:16px;vertical-align:-2px;margin-right:6px}.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}@media(max-width:480px){.row{grid-template-columns:1fr}}.radio-group{display:flex;flex-wrap:wrap;gap:8px}.radio-group label{display:flex;align-items:center;gap:7px;padding:9px 13px;border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;font-weight:500;font-size:.9rem;background:var(--surface-2);margin:0}.radio-group label:has(input:checked){border-color:var(--accent);background:var(--accent-soft);color:var(--accent)}.radio-group input{accent-color:var(--accent)}.btn{display:inline-block;padding:12px 20px;border-radius:var(--radius-sm);border:0;background:var(--accent);color:var(--accent-ink);font-weight:700;font-size:.98rem;cursor:pointer;font-family:var(--font);box-shadow:0 6px 16px -8px var(--accent);transition:background .15s,transform .1s}.btn:hover{background:var(--accent-2)}.btn:active{transform:translateY(1px)}.btn.ghost{background:transparent;color:var(--accent);border:1px solid var(--border);box-shadow:none}.result{position:sticky;top:80px;padding:0;overflow:hidden}.result>.label,.result>.big,.result>.muted:not(.kv *){padding-left:22px;padding-right:22px}.result>.label{padding-top:18px;font-size:.78rem;color:var(--accent);text-transform:uppercase;letter-spacing:.08em;font-weight:700;background:linear-gradient(180deg,var(--accent-soft),transparent)}.result>.big{font-size:clamp(1.9rem,1.2rem + 2.4vw,2.7rem);font-weight:800;letter-spacing:-.03em;margin:2px 0;font-variant-numeric:tabular-nums;line-height:1.15}.result>.muted{font-size:.9rem}.result .kv,.result .note{margin-left:22px;margin-right:22px}.result .kv{width:calc(100% - 44px);margin-bottom:18px}.result .note{margin-bottom:18px}.result .kv+.note{margin-top:-6px}.kv{width:100%;border-collapse:collapse;margin-top:14px;font-size:.93rem}.kv td{padding:9px 0;border-top:1px solid var(--border);vertical-align:top}.kv td:first-child{color:var(--muted)}.kv td:last-child{text-align:right;font-variant-numeric:tabular-nums;font-weight:600;white-space:nowrap;padding-left:12px}.kv tr.total td{border-top:2px solid var(--text);font-weight:700;color:var(--text)}.note{background:var(--warn-soft);color:var(--warn);border-radius:var(--radius-sm);padding:10px 12px;font-size:.86rem;margin-top:12px;line-height:1.5}.note a{color:inherit;text-decoration:underline}.sched{width:100%;border-collapse:collapse;font-size:.85rem;font-variant-numeric:tabular-nums}.sched th,.sched td{padding:7px 10px;border-bottom:1px solid var(--border);text-align:right}.sched th:first-child,.sched td:first-child{text-align:left}.sched-wrap{max-height:340px;overflow:auto;border:1px solid var(--border);border-radius:var(--radius-sm);margin-top:10px;background:var(--surface)}.sched thead th{position:sticky;top:0;background:var(--surface-2);font-weight:600;z-index:1}.content{max-width:820px}.content ul,.content ol{padding-left:1.3em}.content li{margin-bottom:.4em}.content table{width:100%;border-collapse:collapse;margin:1em 0;font-size:.93rem}.content th,.content td{padding:9px 11px;border:1px solid var(--border);text-align:left;vertical-align:top}.content th{background:var(--surface-2);font-weight:600}.formula{font-family:var(--mono);background:var(--surface-2);border:1px solid var(--border);border-left:3px solid var(--accent);border-radius:var(--radius-sm);padding:12px 14px;font-size:.88rem;overflow-x:auto;line-height:1.7}details{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);margin-bottom:8px}details summary{padding:13px 16px;cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:12px;font-size:.97rem}details summary::-webkit-details-marker{display:none}details summary:after{content:"+";color:var(--accent);font-weight:700;font-size:1.1rem;line-height:1}details[open] summary:after{content:"−"}details .body{padding:0 16px 14px;color:var(--muted);font-size:.95rem}.breadcrumb{font-size:.84rem;color:var(--muted);margin:20px 0 10px}.breadcrumb a{color:var(--muted)}.updated{font-size:.8rem;color:var(--muted)}.ad{min-height:90px;display:grid;place-items:center;border:1px dashed var(--border);border-radius:var(--radius-sm);color:var(--muted);font-size:.72rem;margin:24px 0;letter-spacing:.08em;text-transform:uppercase}.related{margin:28px 0}.pill-row{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 20px}.pill{padding:7px 13px;border:1px solid var(--border);border-radius:999px;font-size:.86rem;background:var(--surface);color:var(--text);font-weight:500}.pill.active,.pill:hover{border-color:var(--accent);color:var(--accent);text-decoration:none;background:var(--accent-soft)}.disclaimer{font-size:.8rem;color:var(--muted);margin-top:28px;border-top:1px solid var(--border);padding-top:14px}.site-footer{border-top:1px solid var(--border);margin-top:64px;padding:36px 0 28px;font-size:.88rem;color:var(--muted);background:var(--surface)}.site-footer .cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:24px 20px;margin-bottom:24px}.site-footer h4{margin:0 0 10px;color:var(--text);font-size:.82rem;text-transform:uppercase;letter-spacing:.08em}.site-footer ul{list-style:none;padding:0;margin:0}.site-footer li{margin-bottom:6px}.site-footer a{color:var(--muted)}.site-footer a:hover{color:var(--accent)}.site-footer .bottom{border-top:1px solid var(--border);padding-top:18px;display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;align-items:center}.row .field.check{padding-top:30px}@media(max-width:480px){.row .field.check{padding-top:0}}.field.check label{font-weight:500}.content .sched th,.content .sched td{border:0;border-bottom:1px solid var(--border)}.content .sched-wrap{margin-bottom:8px}