/* ============================================================
   刷りどき — 公開ページ共通スタイル
   トークンはアプリの DesignSystem/Tokens.swift（設計書 §2）と同じ値。
   上質紙の地・墨の文字・操作色のシアン・推奨の1点だけ Y の黄。
   モチーフ: トンボ・網点・カラーバー（C・M・Y・K）。
   ============================================================ */

:root {
  --paper: #F2F2EF;
  --sheet: #FFFFFF;
  --ink: #17191E;
  --ink-sub: #565B66;
  --rule: #D6D6D1;
  --rule-strong: #85857F;
  --dot: #DCDCD6;
  --cyan: #005F73;
  --cyan-band: #DBE9EB;
  --on-cyan: #FFFFFF;
  --aka: #C0223F;
  --yellow: #FFE14D;
  --magenta: #E4007F;
  --process-cyan: #00A0E9;
  --radius-s: 8px;
  --radius-m: 12px;
  --maxw: 1040px;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #121314;
    --sheet: #1C1D1F;
    --ink: #EDEEF0;
    --ink-sub: #A4A9B3;
    --rule: #313236;
    --rule-strong: #6E7076;
    --dot: #26272A;
    --cyan: #4FC6D8;
    --cyan-band: #253B40;
    --on-cyan: #0E1116;
    --aka: #FF7A8A;
    --yellow: #F2D43D;
  }
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN",
    "Noto Sans JP", "Yu Gothic", sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--cyan); }
img { max-width: 100%; display: block; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 16px; }
@media (min-width: 640px) { .container { padding: 0 24px; } }

.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }

/* ---------- 飾り: カラーバー・トンボ・網点 ---------- */
.colorbar { display: inline-flex; gap: 4px; vertical-align: middle; }
.colorbar i { width: 12px; height: 12px; display: block; }
.colorbar i:nth-child(1) { background: var(--process-cyan); }
.colorbar i:nth-child(2) { background: var(--magenta); }
.colorbar i:nth-child(3) { background: #FFE14D; }
.colorbar i:nth-child(4) { background: #17191E; outline: 1px solid var(--ink); outline-offset: -1px; }

.trim { position: relative; }
.trim::before, .trim::after,
.trim > .trim-b::before, .trim > .trim-b::after {
  content: ""; position: absolute; width: 14px; height: 14px; border-color: var(--ink); border-style: solid;
  pointer-events: none;
}
.trim::before { top: -10px; left: -10px; border-width: 1.5px 0 0 1.5px; }
.trim::after { top: -10px; right: -10px; border-width: 1.5px 1.5px 0 0; }
.trim > .trim-b::before { bottom: -10px; left: -10px; border-width: 0 0 1.5px 1.5px; }
.trim > .trim-b::after { bottom: -10px; right: -10px; border-width: 0 1.5px 1.5px 0; }

.halftone {
  background-color: var(--sheet);
  background-image: radial-gradient(circle, var(--dot) 1.2px, transparent 1.4px);
  background-size: 8px 8px;
}

/* ---------- ナビ ---------- */
.nav {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--rule);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 60px; gap: 12px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 18px; color: var(--ink); text-decoration: none; }
.brand img { width: 32px; height: 32px; border-radius: 8px; }
.nav-links { display: flex; gap: 18px; font-size: 14px; }
.nav-links a { color: var(--ink-sub); text-decoration: none; }
.nav-links a:hover { color: var(--cyan); }
@media (max-width: 520px) { .nav-links .hide-sm { display: none; } }

/* ---------- ヒーロー ---------- */
.hero { padding: 48px 0 56px; }
.hero-grid { display: grid; gap: 40px; align-items: center; }
@media (min-width: 860px) { .hero-grid { grid-template-columns: 1.1fr .9fr; } .hero { padding: 72px 0 80px; } }
.eyebrow { display: flex; align-items: center; gap: 10px; font-size: 13px; font-weight: 700; color: var(--ink-sub); letter-spacing: .08em; }
.hero h1 { font-size: clamp(30px, 7vw, 52px); line-height: 1.3; font-weight: 800; margin: 16px 0 18px; letter-spacing: .01em; }
.hero h1 .key { box-shadow: inset 0 -0.22em 0 var(--ink); padding: 0 2px; }
.lead { font-size: 17px; color: var(--ink-sub); max-width: 34em; }
.hero-note { margin-top: 24px; font-size: 13px; color: var(--ink-sub); }
.badge {
  display: inline-flex; align-items: center; gap: 10px; margin-top: 28px;
  background: var(--ink); color: var(--paper); border-radius: 10px; padding: 10px 18px;
  font-weight: 700; font-size: 15px; text-decoration: none;
}
.badge small { display: block; font-size: 11px; font-weight: 500; opacity: .8; line-height: 1.2; }
.badge span { line-height: 1.25; }

.shot-frame { position: relative; margin: 0 auto; max-width: 320px; padding: 22px; }
.shot-frame img { border-radius: 22px; border: 1px solid var(--rule); box-shadow: 0 16px 40px rgba(0,0,0,.14); background: var(--sheet); }
.shot-frame .y-square {
  position: absolute; right: 4px; top: 46%; width: 26px; height: 26px; background: #FFE14D; border: 3px solid #17191E; border-radius: 3px;
}

/* ---------- 計算書（数字のブロック） ---------- */
.figures { margin-top: 28px; padding: 22px 24px; background: var(--sheet); border-radius: var(--radius-m); max-width: 460px; }
.figures .label { font-size: 12px; font-weight: 700; color: var(--ink-sub); }
.figures .hero-num { font-family: var(--mono); font-size: 56px; font-weight: 800; line-height: 1.1; }
.figures .hero-num small { font-family: inherit; font-size: 20px; margin-left: 6px; font-weight: 800; }
.figures .row { display: flex; justify-content: space-between; gap: 12px; font-size: 15px; margin-top: 6px; flex-wrap: wrap; }
.figures .plus { font-family: var(--mono); font-weight: 700; }
.figures .minus { font-family: var(--mono); color: var(--aka); font-weight: 700; }

/* ---------- セクション ---------- */
.section { padding: 64px 0; border-top: 1px solid var(--rule); }
.section-label { display: inline-flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 800; letter-spacing: .1em; color: var(--cyan); }
.section h2 { font-size: clamp(24px, 5vw, 34px); line-height: 1.4; margin: 10px 0 14px; font-weight: 800; }
.desc { color: var(--ink-sub); font-size: 16px; max-width: 36em; }

.feature { display: grid; gap: 28px; align-items: center; padding: 40px 0; }
@media (min-width: 860px) { .feature { grid-template-columns: 1fr 1fr; gap: 56px; } .feature.reverse > .feature-media { order: -1; } }
.feature .tag-plus {
  display: inline-block; font-size: 11px; font-weight: 800; padding: 2px 8px; border-radius: 4px;
  border: 1.5px solid var(--ink); margin-left: 8px; vertical-align: middle; letter-spacing: .04em;
}
.points { list-style: none; margin-top: 16px; }
.points li { padding-left: 22px; position: relative; margin: 6px 0; color: var(--ink); font-size: 15px; }
.points li::before { content: ""; position: absolute; left: 2px; top: .75em; width: 8px; height: 8px; background: var(--cyan); }

/* ---------- 無料と Plus ---------- */
.plan-grid { display: grid; gap: 20px; margin-top: 28px; }
@media (min-width: 760px) { .plan-grid { grid-template-columns: 1fr 1fr; } }
.plan { background: var(--sheet); border-radius: var(--radius-m); padding: 26px 24px; border: 1px solid var(--rule); }
.plan h3 { font-size: 18px; font-weight: 800; display: flex; align-items: center; justify-content: space-between; }
.plan p.sub { color: var(--ink-sub); font-size: 13px; margin-top: 2px; }
.plan ul { list-style: none; margin-top: 14px; }
.plan li { border-top: 1px dashed var(--rule); padding: 8px 0; font-size: 15px; }

/* ---------- プライバシーの帯 ---------- */
.band { padding: 56px 0; }
.band-grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); margin-top: 24px; }
.pcard { background: var(--sheet); border: 1px solid var(--rule); border-radius: var(--radius-m); padding: 18px 20px; }
.pcard b { display: block; font-size: 16px; }
.pcard span { color: var(--ink-sub); font-size: 14px; }

/* ---------- 文書ページ ---------- */
.doc { max-width: 760px; margin: 0 auto; padding: 40px 16px 72px; }
@media (min-width: 640px) { .doc { padding: 56px 24px 88px; } }
.back-home { font-size: 14px; text-decoration: none; }
.doc h1 { font-size: clamp(26px, 6vw, 34px); font-weight: 800; margin: 18px 0 4px; }
.doc .updated { color: var(--ink-sub); font-size: 13px; margin-bottom: 26px; }
.doc h2 { font-size: 19px; font-weight: 800; margin: 34px 0 10px; padding-top: 10px; border-top: 1px solid var(--rule); }
.doc h3 { font-size: 16px; font-weight: 800; margin: 22px 0 6px; }
.doc p, .doc li { font-size: 15px; }
.doc p + p { margin-top: 10px; }
.doc ul, .doc ol { padding-left: 1.4em; margin: 8px 0; }
.doc li { margin: 4px 0; }
.callout { background: var(--sheet); border-left: 4px solid var(--cyan); border-radius: 0 var(--radius-s) var(--radius-s) 0; padding: 14px 18px; margin: 18px 0; font-size: 15px; }
.doc table { width: 100%; border-collapse: collapse; margin: 10px 0; font-size: 14px; display: block; overflow-x: auto; }
.doc th, .doc td { border-bottom: 1px solid var(--rule); text-align: left; padding: 8px 10px 8px 0; vertical-align: top; }
.doc th { font-weight: 800; white-space: nowrap; }

/* ---------- フッター ---------- */
.footer { border-top: 1px solid var(--rule); padding: 28px 0 36px; font-size: 13px; color: var(--ink-sub); }
.footer-inner { display: flex; flex-wrap: wrap; gap: 14px 24px; align-items: center; justify-content: space-between; }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.footer-links a { color: var(--ink-sub); text-decoration: none; }
.footer-links a:hover { color: var(--cyan); }