/* 株式会社Tabizi — 会社サイト v3（2026-10-14）。決めごとは ../../DESIGN.md と ../../構成案_v3_2026-10-13.md */

:root {
  --navy: #0A1630;
  --navy-line: #1B2C52;
  --mist: #F1F4F8;
  --white: #FFFFFF;
  --ink: #0A1630;
  --route: #FF6B2C;
  --slate: #51607A;
  --fog: #9FB0C8;
  --rule: #D5DCE6;
  --paper: #FFFDF8;
  --paper-line: #E6E0D2;

  --font-jp: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  --font-latin: "Archivo", "Zen Kaku Gothic New", sans-serif;

  --wrap: 74rem;
  --gutter: clamp(1.25rem, 5vw, 4rem);
  --section: clamp(4rem, 8vw, 6.5rem);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--mist);
  color: var(--ink);
  font-family: var(--font-jp);
  font-size: 1rem;
  line-height: 1.85;
  text-autospace: normal;
  word-break: auto-phrase;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, p, dl, dd, ol, ul, figure, address { margin: 0; }
ol, ul { padding: 0; list-style: none; }
address { font-style: normal; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
.nb { display: inline-block; }
:focus-visible { outline: 2px solid var(--route); outline-offset: 3px; border-radius: 2px; }

.wrap { width: 100%; max-width: calc(var(--wrap) + var(--gutter) * 2); margin-inline: auto; padding-inline: var(--gutter); }
.wrap.narrow { max-width: calc(48rem + var(--gutter) * 2); }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 1rem; top: 1rem; z-index: 10; background: var(--white); color: var(--ink); padding: 0.5rem 0.9rem; }

.on-navy { background: var(--navy); color: var(--white); }
.on-white { background: var(--white); }

/* ───── ヘッダー ───── */
.site-header { background: var(--navy); color: var(--white); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding-block: 1.2rem; }
.brand { display: flex; align-items: baseline; gap: 0.85rem; }
.brand-mark { font-family: var(--font-latin); font-weight: 800; font-stretch: 125%; font-size: 1.45rem; letter-spacing: -0.01em; line-height: 1; }
.brand-legal { font-size: 0.8125rem; color: var(--fog); }
.site-nav { display: flex; align-items: center; gap: clamp(0.9rem, 2vw, 1.75rem); font-size: 0.9rem; font-weight: 700; }
.site-nav a:not(.btn) { padding-block: 0.35rem; border-bottom: 2px solid transparent; white-space: nowrap; }
.site-nav a:not(.btn):hover { border-bottom-color: var(--fog); }
.site-nav a[aria-current="page"]:not(.btn) { border-bottom-color: var(--route); }

/* ───── ボタン・リンク ───── */
.btn { display: inline-block; font-family: inherit; font-size: 0.9375rem; font-weight: 700; line-height: 1; padding: 0.95rem 1.5rem; border-radius: 4px; border: 2px solid transparent; cursor: pointer; transition: background-color 0.15s, color 0.15s; white-space: nowrap; }
.btn-light { background: var(--white); color: var(--navy); }
.btn-light:hover { background: transparent; color: var(--white); border-color: var(--white); }
.btn-dark { background: var(--navy); color: var(--white); }
.btn-dark:hover { background: transparent; color: var(--navy); border-color: var(--navy); }
.site-nav .btn { padding: 0.7rem 1.1rem; }
.link { font-weight: 700; border-bottom: 2px solid var(--route); padding-bottom: 0.1em; }
.link:hover { border-bottom-color: currentColor; }

/* ───── 見出しまわり ───── */
.display, .h2, .page-head h1, .svc-text h2 { text-autospace: no-autospace; font-feature-settings: "palt"; }
.h2 { font-weight: 900; font-size: clamp(1.7rem, 3.2vw, 2.5rem); line-height: 1.3; letter-spacing: -0.01em; }
.kicker { font-size: 0.875rem; font-weight: 700; color: var(--route); margin-bottom: 0.6rem; min-height: 1.6em; }
.lead { margin-top: 1.25rem; max-width: 40rem; font-size: 1.0625rem; color: var(--slate); }
.on-navy .lead { color: #DCE4EF; }
.section { padding-block: var(--section); }
.section-foot { margin-top: clamp(1.5rem, 3vw, 2.5rem); }
.terms-line { font-weight: 700; margin-top: 1rem; }

/* ───── トップ：最初の画面 ───── */
.hero { padding-block: clamp(3rem, 6vw, 5rem) clamp(3rem, 6vw, 5.5rem); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.display { font-weight: 900; font-size: clamp(2.5rem, 6.2vw, 5.1rem); line-height: 1.18; letter-spacing: -0.02em; }
.hero-lead { margin-top: clamp(1.5rem, 3vw, 2.25rem); max-width: 32rem; font-size: clamp(1.0625rem, 1.4vw, 1.2rem); line-height: 1.9; color: #DCE4EF; }
.hero-actions { margin-top: 2rem; display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap; }
.hero-sub { font-weight: 700; border-bottom: 2px solid var(--route); padding-bottom: 0.1em; }
.hero .doc { transform: rotate(-1.5deg); }

/* ───── 図（納品物の見本） ───── */
.doc { width: 100%; max-width: 30rem; margin-inline: auto; }
.doc svg { width: 100%; height: auto; filter: drop-shadow(0 18px 30px rgba(10, 22, 48, 0.28)); }
.doc figcaption { margin-top: 1rem; font-size: 0.875rem; color: var(--slate); text-align: center; }
.on-navy .doc figcaption { color: var(--fog); }
.f-paper { fill: var(--paper); stroke: var(--paper-line); }
.f-kicker { font-family: var(--font-jp); font-size: 11px; font-weight: 700; fill: var(--route); }
.f-title { font-family: var(--font-jp); font-size: 19px; font-weight: 900; fill: var(--ink); }
.f-rule { stroke: var(--ink); stroke-width: 1.5; }
.f-rule-light { stroke: var(--paper-line); stroke-width: 1; }
.f-label { font-family: var(--font-jp); font-size: 12px; font-weight: 700; fill: var(--ink); }
.f-th { font-family: var(--font-jp); font-size: 10.5px; font-weight: 700; fill: var(--slate); }
.f-body { font-family: var(--font-jp); font-size: 10.5px; fill: #3B4A63; }
.f-body-b { font-family: var(--font-jp); font-size: 11px; font-weight: 700; fill: var(--ink); }
.f-body-accent { font-family: var(--font-jp); font-size: 10.5px; font-weight: 700; fill: var(--route); }
.f-num { font-family: var(--font-latin); font-size: 12px; font-weight: 800; font-stretch: 125%; fill: var(--slate); }
.f-track { fill: #EEE9DD; }
.f-bar { fill: var(--navy); }

/* ───── こんな状況なら ───── */
.troubles { padding-bottom: clamp(2.5rem, 5vw, 4rem); }
.trouble-list { margin-top: clamp(1.5rem, 3vw, 2.25rem); border-top: 2px solid var(--ink); }
.trouble-list li a { display: flex; justify-content: space-between; align-items: baseline; gap: 1.5rem; padding: 1.25rem 0; border-bottom: 1px solid var(--rule); }
.trouble-list li a:hover .trouble-q { color: var(--route); }
.trouble-q { font-weight: 700; font-size: clamp(1.0625rem, 1.6vw, 1.25rem); }
.trouble-a { font-size: 0.9rem; font-weight: 700; color: var(--slate); white-space: nowrap; border-bottom: 2px solid var(--route); }

/* ───── 事業（図を右／左に置き換える） ───── */
.svc-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.svc-flip .svc-grid { grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); }
.svc-flip .svc-grid .svc-text { order: 2; }
.svc-text p + p { margin-top: 1rem; }
.svc-text .h2 { margin-bottom: 1rem; }
.svc-q { font-weight: 700; font-size: 1.125rem; }
.plain-list { margin-top: 1.25rem; border-top: 2px solid var(--ink); }
.plain-list li { padding: 0.9rem 0; border-bottom: 1px solid var(--rule); font-weight: 500; }
.strength { margin-top: 1.5rem; padding: 1.1rem 1.25rem; background: var(--white); border-left: 4px solid var(--route); }

.two-col { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: clamp(2rem, 6vw, 5rem); align-items: start; }
.steps { margin-top: 1.5rem; counter-reset: step; border-top: 2px solid var(--ink); }
.steps li { counter-increment: step; display: grid; grid-template-columns: 2.5rem minmax(0, 1fr); column-gap: 0.75rem; padding-block: 1.1rem; border-bottom: 1px solid var(--rule); }
.steps li::before { content: counter(step); font-family: var(--font-latin); font-stretch: 125%; font-weight: 800; font-size: 1.25rem; line-height: 1.5; color: var(--slate); grid-row: span 2; }
.steps h3 { font-size: 1.0625rem; font-weight: 700; line-height: 1.6; }
.steps p { color: #27344F; font-size: 0.9375rem; }
.gets { margin-top: 1.5rem; display: grid; gap: 1rem; }
.gets li { padding: 1.1rem 1.25rem; background: var(--mist); border-left: 4px solid var(--navy); }
.gets h3 { font-size: 1.0625rem; font-weight: 700; }
.gets p { color: #27344F; font-size: 0.9375rem; }

/* ───── 進め方（工程図） ───── */
.flow-wrap { margin-top: clamp(1.5rem, 3vw, 2.5rem); overflow-x: auto; }
.flow-svg { width: 100%; min-width: 40rem; height: auto; }
.flow-line { stroke: var(--route); stroke-width: 3; }
.flow-dot { fill: var(--white); stroke: var(--route); stroke-width: 3; }
.on-navy .flow-dot { fill: var(--navy); }
.flow-n { font-family: var(--font-latin); font-weight: 800; font-stretch: 125%; font-size: 13px; fill: var(--slate); }
.flow-t { font-family: var(--font-jp); font-weight: 700; font-size: 17px; fill: currentColor; }
.flow-d { font-family: var(--font-jp); font-size: 13px; fill: var(--slate); }

/* ───── 約束（夜藍） ───── */
.promise-list { margin-top: clamp(1.75rem, 3.5vw, 2.75rem); display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 clamp(2rem, 5vw, 4rem); border-top: 1px solid var(--navy-line); }
.promise-list > div { padding-block: 1.5rem; border-bottom: 1px solid var(--navy-line); }
.promise-list dt { font-weight: 900; font-size: 1.2rem; }
.promise-list dd { margin-top: 0.5rem; color: #DCE4EF; }

/* ───── FAQ ───── */
.faq { margin-top: 1.5rem; border-top: 2px solid var(--ink); }
.qa { padding-block: 1.25rem; border-bottom: 1px solid var(--rule); }
.qa dt { font-weight: 700; font-size: 1.0625rem; }
.qa dd { margin-top: 0.4rem; color: #27344F; }

/* ───── 表（会社概要） ───── */
.facts { margin-top: clamp(1.75rem, 3.5vw, 2.75rem); border-top: 2px solid var(--ink); }
.facts > div { display: grid; grid-template-columns: 11rem minmax(0, 1fr); gap: 1.5rem; padding-block: 1.3rem; border-bottom: 1px solid var(--rule); }
.facts dt { font-weight: 700; color: var(--slate); }
.facts dd { font-weight: 500; }
.facts .sub { margin-top: 0.35rem; font-size: 0.9375rem; font-weight: 400; }
.num { font-family: var(--font-latin); font-weight: 600; letter-spacing: 0.02em; }

/* ───── 相談への誘導（夜藍） ───── */
.ask .wrap { display: grid; grid-template-columns: minmax(0, 1.4fr) auto; gap: 2rem; align-items: end; }
.ask p { margin-top: 1rem; max-width: 34rem; color: #DCE4EF; }
.ask-actions { display: flex; flex-direction: column; align-items: flex-start; gap: 1rem; }
.ask-mail { font-family: var(--font-latin); font-weight: 600; font-size: 1.0625rem; border-bottom: 2px solid var(--route); }

/* ───── 下層ページの見出し帯 ───── */
.page-head { padding-block: clamp(2.5rem, 6vw, 4.5rem) clamp(2.5rem, 5vw, 4rem); }
.page-head h1 { font-weight: 900; font-size: clamp(2.2rem, 5.6vw, 4rem); line-height: 1.2; letter-spacing: -0.015em; }
.page-head .lead { margin-top: 1.25rem; max-width: 42rem; }
.page-head .kicker { color: var(--fog); }

/* ───── お問い合わせ ───── */
.contact .wrap { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); gap: clamp(2rem, 6vw, 5rem); align-items: start; }
.contact-mail { margin-top: 2rem; }
.contact-mail dt { font-size: 0.8125rem; font-weight: 700; color: var(--slate); }
.contact-mail a { font-family: var(--font-latin); font-weight: 700; font-size: clamp(1.25rem, 2.4vw, 1.625rem); border-bottom: 2px solid var(--route); }
.note { margin-top: 2rem; font-size: 0.9375rem; color: var(--slate); }
.form { background: var(--white); padding: clamp(1.5rem, 4vw, 2.75rem); display: grid; gap: 1.5rem; }
.field label { display: block; font-weight: 700; font-size: 0.9375rem; margin-bottom: 0.45rem; }
.req { margin-left: 0.6rem; font-size: 0.75rem; font-weight: 700; color: var(--slate); }
.field input, .field textarea { width: 100%; font: inherit; color: var(--ink); background: var(--mist); border: 1px solid var(--rule); border-radius: 4px; padding: 0.85rem 1rem; line-height: 1.6; }
.field textarea { min-height: 11rem; resize: vertical; }
.field ::placeholder { color: #8A97AD; }
.field input:focus-visible, .field textarea:focus-visible { outline: 2px solid var(--route); outline-offset: 1px; background: var(--white); }
.form-hint { margin-top: 0.85rem; font-size: 0.875rem; color: var(--slate); }

/* ───── 規約の本文 ───── */
.prose { max-width: 44rem; }
.prose h2 { margin-top: 2.5rem; font-size: 1.2rem; font-weight: 900; line-height: 1.5; }
.prose p { margin-top: 1rem; }
.prose ul { margin-top: 0.75rem; padding-left: 1.4rem; list-style: disc; }
.prose li { margin-top: 0.3rem; }
.prose .meta { margin-top: 3rem; color: var(--slate); font-size: 0.9375rem; }

/* ───── フッター ───── */
.site-footer { background: var(--navy); color: var(--white); border-top: 1px solid var(--navy-line); padding-block: clamp(2.75rem, 5vw, 4rem) 2rem; font-size: 0.9375rem; }
.footer-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) auto; gap: 2.5rem; }
.footer-name { font-weight: 900; font-size: 1.125rem; }
.site-footer address, .footer-id { margin-top: 0.75rem; color: var(--fog); line-height: 1.8; }
.footer-id { margin-top: 0.35rem; }
.footer-nav { display: grid; gap: 0.6rem; font-weight: 700; align-content: start; }
.footer-nav a:hover { color: var(--fog); }
.footer-bottom { margin-top: 2.5rem; padding-top: 1.25rem; border-top: 1px solid var(--navy-line); color: var(--fog); font-family: var(--font-latin); font-size: 0.8125rem; }

/* ───── 404 ───── */
.lost { padding-block: clamp(5rem, 14vw, 10rem); }
.lost p { margin-top: 1.25rem; color: #DCE4EF; }
.lost .btn { margin-top: 2rem; }

/* ───── 画面が狭い時 ───── */
@media (max-width: 64rem) {
  .site-nav { font-size: 0.85rem; }
  .hero-grid, .svc-grid, .svc-flip .svc-grid, .two-col, .contact .wrap { grid-template-columns: minmax(0, 1fr); }
  .svc-flip .svc-grid .svc-text { order: 0; }
  .hero .doc { transform: none; margin-top: 2.5rem; }
  .ask .wrap { grid-template-columns: minmax(0, 1fr); align-items: start; }
  .promise-list { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 45rem) {
  .site-header .wrap { flex-wrap: wrap; row-gap: 0.75rem; padding-block: 1rem; }
  .brand-legal { display: none; }
  .site-nav { width: 100%; flex-wrap: wrap; gap: 0.5rem 1rem; font-size: 0.8125rem; }
  .site-nav .btn { margin-left: auto; padding: 0.6rem 0.9rem; }
  .trouble-list li a { flex-direction: column; align-items: flex-start; gap: 0.4rem; }
  .facts > div { grid-template-columns: minmax(0, 1fr); gap: 0.2rem; }
  .footer-grid { grid-template-columns: minmax(0, 1fr); }
  .doc { max-width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}