/* ============================================================
   合同会社verbinden コーポレートサイト 共通スタイル（v2）
   方針：装飾を削ぎ落とし、紙とインクに近い落ち着いたトーンに。
   グラデーション／絵文字アイコン／ピル型バッジ／浮き上がる
   カードといった「いかにも」な装飾は使わない。
   ============================================================ */

:root {
  --paper: #F7F4EE;
  --paper-deep: #F1ECE1;
  --ink: #1B1B18;
  --ink-soft: #57544C;
  --ink-faint: #8B877C;
  --line: #D9D3C4;
  --accent: #9C3B27;
  --accent-soft: #F1E4DD;
  --radius: 3px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Noto Sans JP", "Hiragino Sans", sans-serif;
  line-height: 1.9;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: "Shippori Mincho", "Noto Serif JP", serif;
  color: var(--ink);
  line-height: 1.55;
  margin: 0;
  font-weight: 600;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------- header / nav ---------- */

.site-header {
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  height: 92px;
}

.brand {
  font-family: "Shippori Mincho", serif;
  font-weight: 600;
  font-size: 21px;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.brand small {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 400;
  font-size: 12px;
  color: var(--ink-faint);
  margin-left: 10px;
  letter-spacing: 0.05em;
}

.main-nav {
  display: flex;
  gap: 30px;
  font-size: 13.5px;
}

.main-nav a {
  color: var(--ink-soft);
  padding-bottom: 4px;
  border-bottom: 1px solid transparent;
}

.main-nav a:hover { color: var(--ink); }

.main-nav a[aria-current="page"] {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

/* ---------- hero ---------- */

.hero {
  padding: 88px 0 76px;
  border-bottom: 1px solid var(--line);
}

.eyebrow {
  display: block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--ink-faint);
  padding-bottom: 14px;
  margin-bottom: 26px;
  border-bottom: 1px solid var(--line);
}

.hero h1 {
  font-size: 36px;
  max-width: 680px;
}

.hero h1 .accent { color: var(--accent); }

.hero .lead {
  margin-top: 22px;
  font-size: 15.5px;
  color: var(--ink-soft);
  max-width: 560px;
}

.hero .cta-row {
  display: flex;
  gap: 16px;
  margin-top: 36px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  font-size: 14px;
  padding: 12px 22px;
  border-radius: var(--radius);
  border: 1px solid var(--ink);
}

.btn-primary {
  background: var(--ink);
  color: var(--paper);
}

.btn-primary:hover { background: var(--accent); border-color: var(--accent); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}

.btn-ghost:hover { border-color: var(--ink); }

/* ---------- sections ---------- */

section.block { padding: 68px 0; border-bottom: 1px solid var(--line); }
section.block.tight { padding: 52px 0; }
section.block.alt { background: var(--paper-deep); }
section.block:last-of-type { border-bottom: none; }

.section-head { max-width: 600px; margin-bottom: 40px; }

.section-head .kicker {
  display: block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-head h2 { font-size: 24px; }

.section-head p {
  margin-top: 14px;
  color: var(--ink-soft);
  font-size: 14.5px;
}

/* ---------- cards / grid ---------- */

.grid { display: grid; gap: 0; }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }

.grid .card {
  border-left: 1px solid var(--line);
  padding: 4px 26px 4px 24px;
}
.grid .card:first-child { border-left: none; padding-left: 0; }

.card h3 {
  font-size: 15.5px;
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: 0.01em;
}
.card p { font-size: 13.8px; color: var(--ink-soft); margin: 0; }
.card .mark {
  font-family: "Shippori Mincho", serif;
  font-size: 13px;
  color: var(--ink-faint);
  margin-bottom: 10px;
}

.link-card {
  display: block;
  padding: 30px 0;
  border-top: 1px solid var(--line);
}
.link-card:first-of-type { border-top: none; }

.link-card .tag {
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--ink-faint);
}

.link-card h3 { font-size: 19px; margin: 10px 0 8px; }
.link-card p { color: var(--ink-soft); font-size: 14px; max-width: 560px; }
.link-card .go {
  margin-top: 14px;
  font-size: 13px;
  color: var(--accent);
  border-bottom: 1px solid var(--accent-soft);
  display: inline-block;
}
.link-card:hover .go { border-bottom-color: var(--accent); }

/* ---------- tables ---------- */

table.plain {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

table.plain th, table.plain td {
  text-align: left;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

table.plain th {
  width: 26%;
  color: var(--ink-faint);
  font-weight: 500;
  font-size: 12.5px;
  letter-spacing: 0.04em;
}

.price-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.8px;
}

.price-table th, .price-table td {
  padding: 14px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

.price-table thead th {
  color: var(--ink-faint);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--ink);
}

.price-table tr:last-child td { border-bottom: none; }
.price-table .amount { font-weight: 600; color: var(--ink); }

/* ---------- step list ---------- */

.step-list { display: flex; flex-direction: column; }

.step-item {
  display: flex;
  gap: 22px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}
.step-item:first-child { border-top: none; }

.step-item .num {
  flex: 0 0 auto;
  width: 28px;
  font-family: "Shippori Mincho", serif;
  color: var(--ink-faint);
  font-size: 15px;
  padding-top: 1px;
}

.step-item h3 { font-size: 15.5px; margin-bottom: 6px; font-weight: 600; }
.step-item p { font-size: 13.8px; color: var(--ink-soft); margin: 0; }

/* ---------- split profile (photo + bio) ---------- */

.split {
  display: grid;
  grid-template-columns: 232px 1fr;
  gap: 44px;
  align-items: start;
}

.split .photo-col img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border: 1px solid var(--line);
}

.split .photo-cap {
  margin-top: 10px;
  font-size: 11.5px;
  color: var(--ink-faint);
  letter-spacing: 0.03em;
}

.split .bio h3 { font-size: 18px; margin-bottom: 4px; }
.split .bio .role { font-size: 12.5px; color: var(--ink-faint); margin-bottom: 22px; letter-spacing: 0.04em; }
.split .bio p { font-size: 14px; color: var(--ink-soft); margin: 0 0 16px; }

.timeline { margin: 4px 0 22px; font-size: 13.5px; }
.timeline .row { display: flex; gap: 18px; padding: 10px 0; border-top: 1px solid var(--line); }
.timeline .row:first-child { border-top: none; }
.timeline .y { flex: 0 0 auto; width: 96px; color: var(--ink-faint); }
.timeline .d { color: var(--ink-soft); }

.motto {
  font-family: "Shippori Mincho", serif;
  font-size: 14.5px;
  color: var(--ink);
  border-left: 2px solid var(--accent);
  padding-left: 14px;
}

/* ---------- vision ---------- */

.vision-block {
  border-top: 2px solid var(--ink);
  padding-top: 26px;
}

.vision-block .vision-text {
  font-family: "Shippori Mincho", serif;
  font-size: 23px;
  line-height: 1.75;
  color: var(--ink);
  max-width: 620px;
}

@media (max-width: 780px) {
  .split { grid-template-columns: 1fr; }
  .split .photo-col img { max-width: 220px; }
}

/* ---------- callout ---------- */

.callout {
  border: 1px solid var(--line);
  border-top: 2px solid var(--ink);
  padding: 40px 44px;
}

.callout h2 { font-size: 21px; }
.callout p { color: var(--ink-soft); margin-top: 12px; font-size: 14.5px; max-width: 540px; }
.callout .btn { margin-top: 22px; }

/* ---------- contact form ---------- */

.contact-form { display: flex; flex-direction: column; gap: 20px; max-width: 480px; }

.contact-form .field { display: flex; flex-direction: column; gap: 6px; }

.contact-form label {
  font-size: 12.5px;
  color: var(--ink-faint);
  letter-spacing: 0.03em;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 14px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px 12px;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--ink);
}

.contact-form textarea { resize: vertical; min-height: 120px; }
.contact-form button[type="submit"] { align-self: flex-start; cursor: pointer; }

.form-msg { font-size: 13.5px; margin-top: 2px; min-height: 1.2em; }
.form-msg.success { color: #2E6B3E; }
.form-msg.error { color: var(--accent); }

.form-note { font-size: 12.5px; color: var(--ink-faint); margin-top: 22px; }

/* ---------- footer ---------- */

.site-footer {
  padding: 40px 0 34px;
}

.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-brand {
  font-family: "Shippori Mincho", serif;
  font-weight: 600;
  color: var(--ink);
  font-size: 16px;
}

.footer-contact { font-size: 13px; color: var(--ink-soft); line-height: 1.95; }
.footer-contact .label { color: var(--ink-faint); margin-right: 8px; }
.copyright { font-size: 11.5px; color: var(--ink-faint); margin-top: 20px; }

.footer-legal { margin-top: 10px; font-size: 11.5px; }
.footer-legal a { color: var(--ink-faint); text-decoration: none; border-bottom: 1px solid transparent; margin-right: 14px; }
.footer-legal a:last-child { margin-right: 0; }
.footer-legal a:hover { color: var(--accent); border-bottom-color: var(--accent); }

/* ---------- page hero (sub pages) ---------- */

.page-hero { padding: 60px 0 48px; border-bottom: 1px solid var(--line); }

.page-hero .kicker {
  display: block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-bottom: 14px;
}

.page-hero h1 { font-size: 30px; }
.page-hero p { margin-top: 16px; color: var(--ink-soft); font-size: 14.8px; max-width: 600px; }

/* ---------- responsive ---------- */

@media (max-width: 780px) {
  .grid.cols-2, .grid.cols-3, .grid.cols-4 { grid-template-columns: 1fr; }
  .grid .card { border-left: none; border-top: 1px solid var(--line); padding: 20px 0; }
  .grid .card:first-child { border-top: none; padding-top: 0; }
  .hero h1 { font-size: 28px; }
  .main-nav { gap: 16px; font-size: 12.5px; }
  .site-header .wrap { height: 76px; }
  section.block { padding: 48px 0; }
  .callout { padding: 28px; }
  table.plain th { width: 38%; }
}