:root {
  --bg: #f6f6f3;
  --surface: #ffffff;
  --text: #1a1c1e;
  --muted: #5d636b;
  --line: #e1e2dd;
  --line-strong: #c9cbc4;
  --accent: #0a6b4c;
  --accent-ink: #ffffff;
  --accent-weak: #e6f1ec;
  --neg: #a8321f;
  --warn-bg: #fbf5e6;
  --warn-line: #ead9a8;
  --radius: 10px;
  --font: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Pretendard", "Malgun Gothic", "Noto Sans KR", "Segoe UI", Roboto, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #121413;
    --surface: #1a1d1c;
    --text: #e7e9e7;
    --muted: #9ca39f;
    --line: #2b302e;
    --line-strong: #3b413e;
    --accent: #52c49b;
    --accent-ink: #08261b;
    --accent-weak: #173229;
    --neg: #ff9282;
    --warn-bg: #2a2516;
    --warn-line: #4a4023;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #121413; --surface: #1a1d1c; --text: #e7e9e7; --muted: #9ca39f; --line: #2b302e; --line-strong: #3b413e;
  --accent: #52c49b; --accent-ink: #08261b; --accent-weak: #173229; --neg: #ff9282; --warn-bg: #2a2516; --warn-line: #4a4023;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: var(--font); font-size: 16px; line-height: 1.6; word-break: keep-all; overflow-wrap: anywhere;
}
a { color: var(--accent); text-underline-offset: 2px; }
.num, .big, td.v, input, .dday { font-variant-numeric: tabular-nums; }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 16px; }

/* header */
.site-head { border-bottom: 1px solid var(--line); background: var(--surface); }
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 56px; }
.brand { font-weight: 800; font-size: 18px; color: var(--text); text-decoration: none; letter-spacing: -0.02em; display: flex; align-items: center; gap: 8px; }
.brand-mark { width: 28px; height: 28px; display: inline-block; flex: none; }
.brand-mark svg { width: 100%; height: 100%; display: block; }
.nav { display: flex; gap: 4px; }
.nav a { color: var(--muted); text-decoration: none; font-size: 15px; padding: 6px 10px; border-radius: 8px; }
.nav a[aria-current="page"], .nav a:hover { color: var(--text); background: var(--bg); }

main { padding: 20px 0 48px; }
h1 { font-size: 24px; line-height: 1.3; margin: 8px 0 6px; letter-spacing: -0.02em; }
h2 { font-size: 18px; margin: 0 0 12px; letter-spacing: -0.01em; }
.lead { color: var(--muted); margin: 0 0 14px; font-size: 15px; }
.meta { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.chip { display: inline-flex; align-items: center; font-size: 12.5px; line-height: 1; padding: 6px 8px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); background: var(--surface); white-space: nowrap; }
.chip.accent { color: var(--accent); border-color: currentColor; }
.chip.sample { color: var(--neg); border-color: currentColor; }

section.block { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 16px; margin: 14px 0; }

/* form */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 12px; align-items: start; }
.form-grid > .field label { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.form-grid > .field { grid-column: 1 / -1; min-width: 0; }
.form-grid > .field.half { grid-column: span 1; }
@media (min-width: 620px) { .form-grid > .field { grid-column: span 1; } }
.field label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 5px; }
.field .help { font-size: 12.5px; color: var(--muted); margin-top: 4px; }
.field .hint { font-size: 12.5px; color: var(--accent); margin-top: 3px; min-height: 1em; }
.field input[type=text], .field input[type=number], .field input[type=date], .field input[type=month], .field select {
  width: 100%; height: 46px; padding: 0 12px; font: inherit; font-size: 16px; color: var(--text);
  background: var(--bg); border: 1px solid var(--line-strong); border-radius: 8px; appearance: none; -webkit-appearance: none;
}
.field select { background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 18px) 20px, calc(100% - 13px) 20px; background-size: 5px 5px; background-repeat: no-repeat; padding-right: 32px; }
.field input:focus, .field select:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.field.check { display: flex; align-items: center; gap: 8px; padding-top: 24px; }
.field.check label { margin: 0; font-weight: 500; }
.field.check input { width: 20px; height: 20px; accent-color: var(--accent); }
.field[hidden] { display: none; }
.actions { display: flex; gap: 8px; margin-top: 16px; flex-wrap: wrap; }
button, .btn { font: inherit; font-size: 15px; font-weight: 700; height: 46px; padding: 0 18px; border-radius: 8px; border: 1px solid transparent; cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; justify-content: center; }
.btn-primary { background: var(--accent); color: var(--accent-ink); flex: 1 1 auto; }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--line-strong); }

/* result */
.result { border-color: var(--accent); }
.result .label { font-size: 14px; color: var(--muted); font-weight: 600; }
.result .big { font-size: 38px; line-height: 1.15; font-weight: 800; letter-spacing: -0.02em; margin: 4px 0 2px; color: var(--accent); }
.result .big small { font-size: 20px; font-weight: 700; margin-left: 2px; }
.result .sub { color: var(--muted); font-size: 14px; }
.result .err { color: var(--neg); font-weight: 600; }
.rtable { width: 100%; border-collapse: collapse; margin-top: 14px; font-size: 14.5px; }
.rtable td { padding: 8px 0; border-top: 1px solid var(--line); vertical-align: top; }
.rtable td.v { text-align: right; white-space: nowrap; padding-left: 12px; }
.rtable tr.strong td { font-weight: 700; }
.rtable tr.muted td { color: var(--muted); font-size: 13.5px; }
.rtable .note { display: block; font-size: 12.5px; color: var(--muted); font-weight: 400; }
.rtable .neg { color: var(--neg); }
.warn { margin-top: 12px; padding: 10px 12px; background: var(--warn-bg); border: 1px solid var(--warn-line); border-radius: 8px; font-size: 13.5px; }
.warn p { margin: 0; } .warn p + p { margin-top: 6px; }
.share-row { display: flex; gap: 8px; margin-top: 14px; }
.share-row .btn { height: 40px; font-size: 14px; }
.toast { font-size: 13px; color: var(--accent); align-self: center; }

/* basis */
.basis { width: 100%; border-collapse: collapse; font-size: 14px; }
.basis th, .basis td { text-align: left; padding: 8px 0; border-top: 1px solid var(--line); vertical-align: top; }
.basis th { width: 30%; color: var(--muted); font-weight: 600; padding-right: 12px; }
.src { margin: 12px 0 0; padding-left: 18px; font-size: 13.5px; }
.src li { margin: 3px 0; }
.small { font-size: 13px; color: var(--muted); }

/* examples */
.ex { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; padding: 10px 0; border-top: 1px solid var(--line); }
.ex:first-of-type { border-top: 0; }
.ex .t { font-size: 14.5px; }
.ex .t a { font-size: 13px; margin-left: 4px; white-space: nowrap; }
.ex .v { font-weight: 700; white-space: nowrap; }

/* lists */
.cards { display: grid; grid-template-columns: 1fr; gap: 10px; }
@media (min-width: 620px) { .cards { grid-template-columns: 1fr 1fr; } }
.card { display: block; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; text-decoration: none; color: var(--text); }
.card:hover { border-color: var(--accent); }
.card .t { font-weight: 700; display: block; }
.card .d { color: var(--muted); font-size: 13.5px; display: block; margin-top: 2px; }
.ev { display: grid; grid-template-columns: 4.2em 1fr; gap: 4px 12px; padding: 12px 0; border-top: 1px solid var(--line); }
.ev:first-child { border-top: 0; }
.dday { font-weight: 800; font-size: 14px; line-height: 1.3; color: var(--accent); padding-top: 2px; }
.dday.soon { color: var(--neg); }
.ev .t { font-weight: 700; }
.ev .p { color: var(--muted); font-size: 13.5px; }
.ev .tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 4px; }
.ev .links { font-size: 13.5px; margin-top: 4px; display: flex; gap: 12px; flex-wrap: wrap; }
.ev .detail { font-size: 14px; margin-top: 2px; }
.month-h { font-size: 15px; color: var(--muted); margin: 18px 0 4px; }
.filters { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 8px; }
.filters button { height: 34px; padding: 0 12px; font-size: 14px; font-weight: 600; background: var(--surface); color: var(--muted); border: 1px solid var(--line-strong); border-radius: 999px; }
.filters button[aria-pressed="true"] { background: var(--text); color: var(--bg); border-color: var(--text); }
.empty { color: var(--muted); font-size: 14px; margin: 4px 0; }

.ad-slot:empty { display: none; }
.disclaimer { font-size: 13px; color: var(--muted); margin: 18px 0 0; }
.site-foot { border-top: 1px solid var(--line); padding: 20px 0 32px; font-size: 13px; color: var(--muted); }
.site-foot a { color: var(--muted); }
.prose p { margin: 0 0 10px; }
.prose ul { padding-left: 18px; margin: 0 0 10px; }
.crumbs { font-size: 13px; color: var(--muted); margin: 0 0 4px; }
.crumbs a { color: var(--muted); }
.h1-sub { display: block; font-size: 15px; font-weight: 600; color: var(--muted); letter-spacing: 0; margin-top: 2px; }
.faq { border-top: 1px solid var(--line); padding: 10px 0; }
.faq:first-of-type { border-top: 0; padding-top: 0; }
.faq summary { font-weight: 700; cursor: pointer; font-size: 15px; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "Q. "; color: var(--accent); }
.faq p { margin: 6px 0 0; font-size: 14.5px; color: var(--text); }
img { max-width: 100%; height: auto; }

/* 분류 색상 (세금·지원금·쇼핑 등) */
.cat-tax{--c:#1d4ed8;--cb:#e0e9ff}.cat-aid{--c:#047857;--cb:#d9f5e8}.cat-child{--c:#be185d;--cb:#fde4ef}.cat-job{--c:#6d28d9;--cb:#ede5ff}
.cat-car{--c:#0e7490;--cb:#dbf3f8}.cat-health{--c:#c2410c;--cb:#ffe6d9}.cat-shop{--c:#b45309;--cb:#fff1c7}.cat-edu{--c:#4d7c0f;--cb:#ecf7d4}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .cat-tax{--c:#8fb0ff;--cb:#1b2747}:root:not([data-theme="light"]) .cat-aid{--c:#6fdcae;--cb:#12322a}:root:not([data-theme="light"]) .cat-child{--c:#f59cc4;--cb:#3a1b2a}:root:not([data-theme="light"]) .cat-job{--c:#b9a0ff;--cb:#2a1f45}
:root:not([data-theme="light"]) .cat-car{--c:#7fd6e8;--cb:#123139}:root:not([data-theme="light"]) .cat-health{--c:#ffab85;--cb:#3a2216}:root:not([data-theme="light"]) .cat-shop{--c:#ffcc66;--cb:#3a2d10}:root:not([data-theme="light"]) .cat-edu{--c:#b7e07a;--cb:#26331a}}
:root[data-theme="dark"] .cat-tax{--c:#8fb0ff;--cb:#1b2747}:root[data-theme="dark"] .cat-aid{--c:#6fdcae;--cb:#12322a}:root[data-theme="dark"] .cat-child{--c:#f59cc4;--cb:#3a1b2a}:root[data-theme="dark"] .cat-job{--c:#b9a0ff;--cb:#2a1f45}
:root[data-theme="dark"] .cat-car{--c:#7fd6e8;--cb:#123139}:root[data-theme="dark"] .cat-health{--c:#ffab85;--cb:#3a2216}:root[data-theme="dark"] .cat-shop{--c:#ffcc66;--cb:#3a2d10}:root[data-theme="dark"] .cat-edu{--c:#b7e07a;--cb:#26331a}
.chip.cat{color:var(--c);background:var(--cb);border-color:transparent;font-weight:800}
.ev[class*="cat-"]{box-shadow:inset 4px 0 0 var(--c);padding-left:12px;border-radius:2px}
.filters button.cat{color:var(--c);background:var(--cb);border-color:transparent}
.filters button.cat::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--c);display:inline-block;margin-right:6px;vertical-align:1px}
.filters button.cat[aria-pressed="true"]{background:var(--c);color:var(--bg);border-color:var(--c)}
.filters button.cat[aria-pressed="true"]::before{background:var(--bg)}

/* 이용자 수 (30명 이상일 때만 표시) — PC: 머리말 메뉴 왼쪽 / 휴대폰: 첫 줄 로고 오른쪽, 메뉴는 둘째 줄 */
.site-head .usage{margin-left:auto;margin-right:4px;font-size:14px;color:#0a6b4c;white-space:nowrap}
.site-head .usage b{font-weight:700}
@media (max-width:600px){.site-head .wrap:has(.usage){flex-wrap:wrap;row-gap:0}.site-head .usage{font-size:13px;margin-right:0}.site-head .wrap:has(.usage) .nav{order:3;flex-basis:100%;margin:0 0 4px -10px}}