/* 산지전용 확인·대체산림자원조성비 계산(#1928). 형제 도구(fax-send-check) 틀을 따르고 색만 숲 계열로. 한글 시스템 글꼴 + "Noto Sans KR" 폴백 */
:root {
  --font: "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", system-ui, sans-serif;
  --bg: #f1f4f0; --paper: #fcfdfb; --ink: #16201a; --ink-2: #4f5c53; --line: #d4dcd5;
  --accent: #1f5f3d; --accent-ink: #fcfdfb; --accent-soft: #e2eee6;
  --t-none: #2b7a4b; --t-none-soft: #e3f2e8;
  --t-report: #9a5d0a; --t-report-soft: #fbf0dc;
  --t-permit: #b0362a; --t-permit-soft: #fbe6e3;
  --radius: 14px; color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0f1411; --paper: #172019; --ink: #e6eee8; --ink-2: #a9b8ad; --line: #2e3b32;
    --accent: #7fcf9f; --accent-ink: #0c1a11; --accent-soft: #1d3326;
    --t-none: #6fd194; --t-none-soft: #173323;
    --t-report: #f0b552; --t-report-soft: #3a2c12;
    --t-permit: #ff8a7a; --t-permit-soft: #3d1c18; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; touch-action: manipulation; }
body { margin: 0; font-family: var(--font); background: var(--bg); color: var(--ink); line-height: 1.6; overflow-x: hidden; word-break: keep-all; overflow-wrap: anywhere; }
.skip { position: absolute; left: -999px; display: inline-flex; align-items: center; min-height: 44px; padding: 0 12px; } .skip:focus { left: 8px; top: 8px; background: var(--paper); z-index: 9; }
[hidden] { display: none !important; }
.wrap, .hero, .foot { max-width: 880px; margin: 0 auto; padding: 0 16px; }
.hero { padding-top: 28px; padding-bottom: 4px; }
.eyebrow { margin: 0; color: var(--accent); font-weight: 700; font-size: 14px; }
h1 { font-size: clamp(24px, 6vw, 34px); line-height: 1.3; margin: 6px 0 10px; letter-spacing: -0.02em; }
.lede { margin: 0; color: var(--ink-2); max-width: 44em; }
.asof { margin: 10px 0 0; font-size: 14px; color: var(--ink-2); }
h2 { font-size: 18px; margin: 0 0 12px; line-height: 1.4; scroll-margin-top: 16px; }
h1, h2, h3 { text-wrap: balance; }
h2:focus { outline: none; }
h3 { font-size: 16px; margin: 16px 0 6px; }
.panel, .guide { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; margin: 16px 0; }
.muted { color: var(--ink-2); font-size: 14px; margin: 8px 0 0; }
.muted:empty { display: none; }
.nojs { margin: 0 0 12px; padding: 8px 12px; border-left: 4px solid var(--t-report); font-size: 14px; color: var(--ink-2); }
button, textarea, input { font: inherit; font-size: 16px; }
a { color: var(--accent); }
button:focus-visible, summary:focus-visible, a:focus-visible, textarea:focus-visible, input[type="text"]:focus-visible,
.opt:focus-within, .chip:focus-within { outline: 3px solid var(--accent); outline-offset: 2px; }

/* 고르기 */
.opts { display: grid; grid-template-columns: 1fr; gap: 10px; }
.seg { display: grid; grid-template-columns: 1fr; gap: 8px; }
.opt { display: flex; align-items: center; gap: 12px; min-height: 52px; padding: 10px 14px; border: 1.5px solid var(--line); border-radius: 12px; cursor: pointer; background: var(--paper); }
.opt input { width: 22px; height: 22px; margin: 0; flex: none; accent-color: var(--accent); }
.opt small { display: block; font-size: 13px; font-weight: 500; color: var(--ink-2); }
.opt:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); font-weight: 700; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 6px 14px; border: 1.5px solid var(--line); border-radius: 22px; cursor: pointer; background: var(--paper); }
.chip input { width: 20px; height: 20px; margin: 0; accent-color: var(--accent); }
.chip:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); font-weight: 700; }

/* 판정: 단계 띠 + 왼쪽 굵은 선 + 배경색으로 상태를 보인다 */
.verdict { --tone: var(--t-none); --tone-soft: var(--t-none-soft); border-left: 8px solid var(--tone); background: linear-gradient(var(--tone-soft), var(--paper) 140px); }
.verdict[data-tone="report"] { --tone: var(--t-report); --tone-soft: var(--t-report-soft); }
.verdict[data-tone="permit"] { --tone: var(--t-permit); --tone-soft: var(--t-permit-soft); }
.scale { list-style: none; margin: 0 0 14px; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; font-size: 13px; font-weight: 700; color: var(--ink-2); }
.scale li { padding: 6px 8px 4px; border-top: 6px solid var(--line); }
.scale li[data-tone="none"].on { border-top-color: var(--t-none); color: var(--t-none); }
.scale li[data-tone="report"].on { border-top-color: var(--t-report); color: var(--t-report); }
.scale li[data-tone="permit"].on { border-top-color: var(--t-permit); color: var(--t-permit); }
.v-kicker { margin: 0; font-size: 14px; color: var(--ink-2); }
.verdict h2 { font-size: 24px; margin: 2px 0 8px; color: var(--tone); }
.v-summary { margin: 0 0 12px; }
.v-facts { margin: 0 0 4px; display: grid; gap: 8px; }
.v-facts div { display: grid; grid-template-columns: 9.5em 1fr; gap: 8px; padding-top: 8px; border-top: 1px solid var(--line); }
.v-facts dt { font-weight: 700; font-size: 15px; }
.v-facts dd { margin: 0; }
.v-other { margin: 0; padding-left: 20px; display: grid; gap: 6px; color: var(--ink); }
.v-check { margin: 14px 0 0; padding: 10px 12px; border-radius: 10px; background: var(--bg); font-size: 15px; }
.v-basis { margin: 12px 0 0; font-size: 14px; color: var(--ink-2); display: flex; flex-wrap: wrap; column-gap: 12px; align-items: center; }
.v-basis a { display: inline-flex; align-items: center; min-height: 44px; }

/* 입력 */
.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; margin: 0 0 16px; padding: 0; border: 0; }
.field > label, .field legend, .lbl { font-weight: 700; font-size: 15px; padding: 0; margin-bottom: 6px; }
.field input[type="text"] { width: 100%; min-width: 0; min-height: 48px; padding: 10px 12px; border: 1px solid var(--ink-2); border-radius: 10px; background: var(--paper); color: var(--ink); }
.unit-row { display: flex; gap: 8px; align-items: center; }
.unit-row input[type="text"] { flex: 1; }
.unit { flex-wrap: nowrap; }
.help { margin: 0; font-size: 13px; color: var(--ink-2); }
.help a { display: inline-flex; align-items: center; min-height: 44px; }
.hint { color: var(--ink); font-weight: 600; }
.hint:empty { display: none; }
.fields { display: grid; grid-template-columns: 1fr; gap: 0 16px; }

/* 계산 결과 */
.fee { border-top: 1px solid var(--line); padding-top: 12px; }
.fee-note { margin: 0 0 8px; padding: 8px 12px; border-left: 4px solid var(--t-report); background: var(--t-report-soft); font-size: 14px; border-radius: 0 8px 8px 0; }
.fee-note:empty { display: none; }
.fee-total { margin: 0; font-size: 15px; color: var(--ink-2); }
.fee-total.on { font-size: 26px; font-weight: 800; color: var(--ink); letter-spacing: -0.01em; font-variant-numeric: tabular-nums; }
.fee-break { margin: 6px 0 0; padding-left: 20px; font-size: 14px; color: var(--ink-2); font-variant-numeric: tabular-nums; }
.fee-break:empty { display: none; }
.fine { margin: 14px 0 0; padding-left: 18px; font-size: 13px; color: var(--ink-2); display: grid; gap: 4px; }

/* 확인 순서 */
.howto { margin: 0; padding-left: 22px; display: grid; gap: 12px; }
.howto strong { display: block; }
.howto span { display: block; color: var(--ink-2); font-size: 15px; }
.howto .ext { display: inline-flex; align-items: center; min-height: 44px; font-weight: 700; }
.howto span a { display: inline-flex; align-items: center; min-height: 44px; }

/* 문의 문구 */
.msg { display: block; width: 100%; min-width: 0; margin: 0 0 12px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg); color: var(--ink); font-size: 16px; line-height: 1.55; resize: vertical; }
.btn { min-height: 48px; padding: 10px 18px; border: 0; border-radius: 12px; background: var(--accent); color: var(--accent-ink); font-weight: 700; cursor: pointer; width: 100%; }
.btn:active { transform: translateY(1px); }
.btn.ghost { background: transparent; color: var(--ink-2); border: 1px solid var(--line); font-weight: 600; margin-top: 8px; }
@media (hover: hover) {
  .btn:hover { filter: brightness(1.08); }
  .opt:hover, .chip:hover { border-color: var(--accent); }
}

/* 전체 판정표·기준표·질문 */
.all-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.all-list li { padding: 8px 12px; border-left: 5px solid var(--t-none); background: var(--bg); border-radius: 0 8px 8px 0; }
.all-list li.tone-report { border-left-color: var(--t-report); }
.all-list li.tone-permit { border-left-color: var(--t-permit); }
.all-list strong { display: block; }
.all-list span { color: var(--ink-2); font-size: 14px; }
.rate-line { margin: 12px 0 0; font-size: 14px; }
.tbl-wrap { overflow-x: auto; }
.who { width: 100%; border-collapse: collapse; font-size: 14px; }
.who th, .who td { text-align: left; padding: 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.who thead th { border-bottom: 2px solid var(--ink-2); }
.who small { font-weight: 500; color: var(--ink-2); }
.src-list { margin: 0; padding-left: 20px; }
.src-list a { display: inline-flex; align-items: center; min-height: 44px; }
.guide details { border-top: 1px solid var(--line); padding: 4px 0; }
.guide summary { min-height: 44px; display: flex; align-items: center; cursor: pointer; font-weight: 600; }
.guide details p { margin: 0 0 10px; color: var(--ink-2); }
.disclaimer { margin: 8px 0 24px; padding: 10px 12px; border: 1px dashed var(--line); border-radius: 10px; font-size: 14px; color: var(--ink-2); }
.foot { padding-bottom: 32px; font-size: 14px; color: var(--ink-2); }
.foot p { margin: 0 0 4px; }
.foot-links { display: flex; flex-wrap: wrap; gap: 0 16px; }
.foot-links a { display: inline-flex; align-items: center; min-height: 44px; }

/* 넓은 화면(1280px 이상)에서만 두 칸. 1279px 까지는 한 칸(갤럭시 폴드 펼침·카톡 인앱 포함) */
@media (min-width: 1280px) {
  .wrap, .hero, .foot { max-width: 1180px; }
  .grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 0 24px; align-items: start; }
}
@media (min-width: 600px) and (max-width: 1279px) {
  .opts { grid-template-columns: 1fr 1fr; }
  .seg { grid-template-columns: 1fr 1fr 1fr; }
  .fields { grid-template-columns: 1fr 1fr; }
  .btn { width: auto; min-width: 220px; }
}
@media (max-width: 380px) { .v-facts div { grid-template-columns: 1fr; gap: 2px; } }
@media (prefers-reduced-motion: no-preference) { .opt, .chip, .scale li { transition: border-color .15s, background-color .15s, color .15s; } }