/* ============================================================
   合同会社Liberate 公式LP  v2
   落ち着いた紺×金は維持しつつ、独自のデザイン言語に再構築:
   - 生成り(ペーパー)ベース × 白カード × 紺 × 金
   - FVは「上昇するライン」＋同心アーク＋ドットグリッド（自作モチーフ）
   - 角丸カード・ゴールドの短罫アイブロウ・紺の数字帯
   ============================================================ */

:root {
  --navy: #16233d;
  --navy-deep: #0c1526;
  --navy-muted: #5a6a85;
  --gold: #b08d57;
  --gold-soft: #cfb489;
  --gold-pale: #e9decb;
  --paper: #f7f5f0;
  --white: #ffffff;
  --line: #e4dfd4;
  --line-navy: rgba(22, 35, 61, .12);
  --serif: "Noto Serif JP", Georgia, serif;
  --sans: Inter, "Noto Sans JP", system-ui, sans-serif;
  --max: 1120px;
  --radius: 6px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--navy);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 2;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }

.container { max-width: var(--max); margin-inline: auto; padding-inline: 24px; }
@media (min-width: 768px) { .container { padding-inline: 40px; } }
.pc-only { display: none; }
@media (min-width: 768px) { .pc-only { display: inline; } }

/* ---- 共通タイポグラフィ ---- */
.section-eyebrow {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 0 0 20px;
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--gold);
}
.section-eyebrow::before { content: ""; width: 34px; height: 2px; background: var(--gold); border-radius: 2px; }
.eyebrow-light { color: var(--gold-soft); }
.eyebrow-light::before { background: var(--gold-soft); }
.section-title {
  margin: 0 0 32px;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(1.85rem, 4vw, 2.7rem);
  line-height: 1.55;
  letter-spacing: .02em;
  color: var(--navy);
}
.section-lead {
  max-width: 640px;
  margin: 0 0 56px;
  color: var(--navy-muted);
  font-size: 15px;
}
.section { padding: 92px 0; }
@media (min-width: 768px) { .section { padding: 132px 0; } }
.section-tint { background: var(--white); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-note { margin: 48px 0 0; color: var(--navy-muted); font-size: 12px; line-height: 1.9; }

/* ---- ボタン ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 15px 30px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .05em;
  transition: background-color .25s ease, color .25s ease, border-color .25s ease, transform .2s ease;
}
.btn::after { content: "→"; font-weight: 400; transition: transform .2s ease; }
.btn:hover { transform: translateY(-2px); }
.btn:hover::after { transform: translateX(4px); }
.btn-primary { background: var(--navy); color: #fff; }
.btn-primary:hover { background: var(--gold); color: #fff; }
.btn-ghost { border: 1px solid var(--navy); color: var(--navy); background: transparent; }
.btn-ghost:hover { background: var(--navy); color: #fff; }
.btn-gold { background: var(--gold); color: #fff; }
.btn-gold:hover { background: #96723e; }
.btn-light { background: #fff; color: var(--navy); }
.btn-light:hover { background: var(--gold-pale); color: var(--navy); }
.btn-line { background: #06c755; color: #fff; }
.btn-line:hover { background: #05a847; color: #fff; }

/* ---- ヘッダー ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(247, 245, 240, .95);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 74px; }
.brand { display: flex; flex-direction: column; line-height: 1.3; }
.brand-ja { font-family: var(--serif); font-weight: 600; font-size: 1.06rem; color: var(--navy); letter-spacing: .06em; }
.brand-en { font-size: 9px; letter-spacing: .3em; color: var(--gold); text-transform: uppercase; }
.global-nav { display: none; gap: 32px; }
@media (min-width: 900px) { .global-nav { display: flex; } }
.global-nav a { font-size: 13px; font-weight: 500; color: var(--navy); letter-spacing: .05em; padding: 8px 0; border-bottom: 2px solid transparent; }
.global-nav a:hover { color: var(--gold); border-color: var(--gold); }
.header-cta {
  display: inline-flex;
  align-items: center;
  padding: 10px 22px;
  border-radius: var(--radius);
  background: var(--navy);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .08em;
  transition: background-color .25s ease;
}
.header-cta:hover { background: var(--gold); }

/* ---- FV ---- */
.hero { position: relative; overflow: hidden; }
.hero-art {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 58%;
  pointer-events: none;
  background-image: radial-gradient(circle, rgba(22, 35, 61, .1) 1px, transparent 1.2px);
  background-size: 26px 26px;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, rgba(0,0,0,.55) 45%, #000 75%);
  mask-image: linear-gradient(to right, transparent 0%, rgba(0,0,0,.55) 45%, #000 75%);
}
@media (max-width: 767px) {
  .hero-art { width: 100%; opacity: .5; }
  .hero-art svg { display: none; }
}
.hero-art svg { position: absolute; right: -60px; top: 50%; transform: translateY(-50%); width: min(620px, 90%); height: auto; }
.hero-art .arc { fill: none; stroke: var(--gold); opacity: 0; }
.hero-art .a1 { stroke-width: 1; animation: artFade 1.2s ease .5s forwards; }
.hero-art .a2 { stroke-width: 1; animation: artFade 1.2s ease .75s forwards; }
.hero-art .a3 { stroke-width: 1.4; animation: artFade 1.2s ease 1s forwards; }
@keyframes artFade { to { opacity: .38; } }
.hero-art .chart {
  fill: none;
  stroke: var(--gold);
  stroke-width: 2.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 1000;
  stroke-dashoffset: 1000;
  animation: chartDraw 1.9s cubic-bezier(.5, 0, .2, 1) .5s forwards;
}
@keyframes chartDraw { to { stroke-dashoffset: 0; } }
.hero-art .chart-base {
  fill: none;
  stroke: var(--line-navy);
  stroke-width: 1;
  stroke-dasharray: 4 7;
}
.hero-art .node { fill: var(--gold); opacity: 0; animation: artNode .5s ease forwards; }
.hero-art .n1 { animation-delay: 1.3s; }
.hero-art .n2 { animation-delay: 1.8s; }
.hero-art .n3 { animation-delay: 2.2s; }
@keyframes artNode { to { opacity: 1; } }
.hero-art .area { fill: url(#goldfill); stroke: none; opacity: 0; animation: artFadeArea 1.2s ease 1.7s forwards; }
@keyframes artFadeArea { to { opacity: 1; } }
.hero-art .pulse-ring {
  fill: none;
  stroke: var(--gold);
  stroke-width: 2;
  opacity: 0;
  transform-box: fill-box;
  transform-origin: center;
  animation: pulseRing 2.4s ease-out 2.4s infinite;
}
@keyframes pulseRing {
  0% { transform: scale(.5); opacity: .8; }
  100% { transform: scale(3); opacity: 0; }
}

/* ---- お問い合わせページ ---- */
.contact-layout { display: grid; grid-template-columns: 1fr; gap: 48px; padding-top: 56px; padding-bottom: 96px; }
@media (min-width: 900px) { .contact-layout { grid-template-columns: 1.5fr 1fr; gap: 64px; padding-top: 72px; padding-bottom: 132px; } }
.contact-form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 36px 28px; }
@media (min-width: 768px) { .contact-form { padding: 48px 44px; } }
.form-row { margin-bottom: 26px; }
.form-row label { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; font-size: 13.5px; font-weight: 600; color: var(--navy); }
.form-row .req { padding: 2px 8px; border-radius: 3px; background: var(--gold); color: #fff; font-size: 10.5px; font-weight: 700; letter-spacing: .06em; }
.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--navy);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.6;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus { outline: 2px solid var(--gold-soft); outline-offset: 1px; border-color: var(--gold-soft); background: #fff; }
.form-row textarea { resize: vertical; }
.form-consent { margin: 4px 0 28px; }
.form-consent label { display: flex; align-items: flex-start; gap: 10px; font-size: 12.5px; line-height: 1.8; color: var(--navy-muted); cursor: pointer; }
.form-consent input { margin-top: 5px; accent-color: var(--gold); }
.form-submit { width: 100%; justify-content: center; font-size: 15px; padding: 17px 30px; cursor: pointer; border: 0; }
.form-note { margin: 18px 0 0; text-align: center; font-size: 12px; color: var(--navy-muted); }
.contact-aside { display: flex; flex-direction: column; gap: 20px; }
.aside-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 28px; }
.aside-card h2 { margin: 0 0 10px; font-family: var(--serif); font-weight: 600; font-size: 1.15rem; color: var(--navy); }
.aside-card p { margin: 0 0 18px; font-size: 13px; line-height: 1.9; color: var(--navy-muted); }
.aside-card .btn { font-size: 13px; padding: 12px 24px; }

.hero-inner { position: relative; z-index: 10; padding-top: 56px; padding-bottom: 96px; }
@media (min-width: 768px) { .hero-inner { padding-top: 124px; padding-bottom: 140px; } }
.hero-copy { max-width: 900px; }
.hero h1 {
  margin: 0 0 38px;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(1.7rem, 4.7vw, 3.6rem);
  line-height: 1.4;
  letter-spacing: .01em;
  color: var(--navy);
}
.hero h1 span { display: inline-block; }
.hero h1 em {
  font-style: normal;
  position: relative;
}
.hero h1 em::after {
  content: "";
  position: absolute;
  left: 2px; right: 2px; bottom: .08em;
  height: .28em;
  background: var(--gold-pale);
  z-index: -1;
}
.hero-lead { max-width: 620px; margin: 0; color: var(--navy); font-size: 15.5px; line-height: 2.05; }
.hero-philosophy {
  margin: 26px 0 0;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: .08em;
  color: var(--gold);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 46px; }

/* FVフェードアップ */
@keyframes fadeUp { to { opacity: 1; transform: translate3d(0, 0, 0); } }
.fade-up { opacity: 0; transform: translate3d(0, 24px, 0); animation: fadeUp .9s cubic-bezier(.16, 1, .3, 1) forwards; }
.fade-up-1 { animation-delay: .12s; }
.fade-up-2 { animation-delay: .24s; }
.fade-up-3 { animation-delay: .38s; }

/* スクロール出現 */
.reveal { opacity: 0; transform: translate3d(0, 20px, 0); transition: opacity .8s cubic-bezier(.16,1,.3,1), transform .8s cubic-bezier(.16,1,.3,1); }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---- 数字帯（紺の帯） ---- */
.stats { background: var(--navy); padding: 64px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px 24px; }
@media (min-width: 768px) { .stats-grid { grid-template-columns: repeat(4, 1fr); } }
.stat { text-align: center; position: relative; }
@media (min-width: 768px) {
  .stat + .stat::before { content: ""; position: absolute; left: -12px; top: 12%; bottom: 12%; width: 1px; background: rgba(255,255,255,.14); }
}
.stat-number {
  display: block;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(2.3rem, 4.4vw, 3.3rem);
  line-height: 1.1;
  color: #fff;
}
.stat-number small { margin-left: 4px; font-size: .4em; font-weight: 500; color: var(--gold-soft); letter-spacing: .04em; }
.stat-label { display: block; margin-top: 12px; font-size: 12px; color: rgba(255,255,255,.65); letter-spacing: .04em; }
.stats-note { margin: 40px 0 0; text-align: center; font-size: 11px; color: rgba(255,255,255,.5); }

/* ---- 第三者評価 ---- */
.cert-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 768px) { .cert-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .cert-grid { grid-template-columns: repeat(4, 1fr); } }
.cert-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: 0 1px 0 rgba(22,35,61,.03);
  transition: transform .25s ease, box-shadow .25s ease;
}
.cert-card:hover { transform: translateY(-4px); box-shadow: 0 14px 30px rgba(22,35,61,.08); }
.cert-platform { display: flex; align-items: center; gap: 8px; font-size: 11px; font-weight: 600; letter-spacing: .22em; text-transform: uppercase; color: var(--gold); }
.cert-platform::before { content: "◆"; font-size: 8px; }
.cert-card strong { display: block; margin-top: 16px; font-family: var(--serif); font-weight: 600; font-size: 1.15rem; color: var(--navy); }
.cert-card p { margin: 12px 0 0; font-size: 12.5px; line-height: 1.9; color: var(--navy-muted); }

/* ---- サービス ---- */
.service-list { display: grid; grid-template-columns: 1fr; gap: 22px; }
@media (min-width: 900px) { .service-list { grid-template-columns: repeat(2, 1fr); } }
.service-item {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 40px 36px 34px;
  overflow: hidden;
}
.service-number {
  position: absolute;
  top: 18px;
  right: 24px;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 3.4rem;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--gold-soft);
  opacity: .6;
}
.service-body h3 {
  margin: 0 0 16px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--gold-pale);
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(1.2rem, 2.2vw, 1.45rem);
  color: var(--navy);
}
.service-body > p { margin: 0; font-size: 14px; color: var(--navy); }
.service-price { margin-top: 18px !important; font-weight: 700; color: var(--navy); font-size: 15px !important; }
.service-price span { display: block; margin-top: 2px; font-weight: 400; font-size: 12px; color: var(--navy-muted); }

/* ---- 実名事例 ---- */
.case-grid { display: grid; grid-template-columns: 1fr; gap: 22px; }
@media (min-width: 900px) { .case-grid { grid-template-columns: repeat(2, 1fr); } .case-wide { grid-column: span 2; } }
.case-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 1px 0 rgba(22,35,61,.03);
}
.case-head { display: flex; flex-direction: column; gap: 4px; margin-bottom: 20px; }
.case-client { display: flex; align-items: baseline; gap: 12px; font-family: var(--serif); font-weight: 600; font-size: 1.1rem; color: var(--navy); }
.case-client::before { content: ""; align-self: center; width: 18px; height: 2px; background: var(--gold); border-radius: 2px; }
.case-tag { font-size: 11px; letter-spacing: .06em; color: var(--navy-muted); padding-left: 30px; }
.case-result { margin: 0 0 10px; font-family: var(--serif); font-weight: 600; font-size: clamp(1.15rem, 2.4vw, 1.45rem); line-height: 1.6; color: var(--navy); }
.case-result em { font-style: normal; color: var(--gold); font-size: 1.2em; }
.case-desc { margin: 0; font-size: 13.5px; color: var(--navy); }
.case-card blockquote {
  position: relative;
  margin: 22px 0 0;
  padding: 14px 18px;
  background: var(--paper);
  border-radius: var(--radius);
  font-family: var(--serif);
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--navy-muted);
}
.case-card blockquote::before {
  content: "“";
  position: absolute;
  top: -14px;
  left: 10px;
  font-family: Georgia, serif;
  font-size: 2.4rem;
  color: var(--gold-soft);
}
.case-more { margin-top: 40px; border: 1px dashed var(--gold-soft); border-radius: var(--radius); background: transparent; padding: 28px 32px; }
.case-more-label { margin: 0 0 14px; font-size: 12px; font-weight: 600; letter-spacing: .14em; color: var(--gold); }
.case-more ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
@media (min-width: 900px) { .case-more ul { flex-direction: row; flex-wrap: wrap; gap: 8px 48px; } }
.case-more li { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.case-more li span { font-size: 12px; color: var(--navy-muted); }
.case-more li strong { font-family: var(--serif); font-weight: 600; font-size: 14px; color: var(--navy); }

/* ---- フィロソフィー ---- */
.philosophy { background: var(--navy); color: #fff; position: relative; overflow: hidden; }
.philosophy::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,.06) 1px, transparent 1.2px);
  background-size: 26px 26px;
  -webkit-mask-image: linear-gradient(to left, #000 0%, transparent 55%);
  mask-image: linear-gradient(to left, #000 0%, transparent 55%);
}
.philosophy .container { position: relative; }
.philosophy .section-title { color: #fff; padding-left: 28px; border-left: 3px solid var(--gold); }
.philosophy-text { margin: 0; max-width: 640px; font-size: 15px; line-height: 2.3; color: rgba(255, 255, 255, .82); }

/* ---- 代表プロフィール ---- */
.profile-grid { display: grid; grid-template-columns: 1fr; gap: 56px; align-items: center; }
@media (min-width: 900px) { .profile-grid { grid-template-columns: .8fr 1.2fr; gap: 88px; } }
.profile-photo { position: relative; padding: 0 20px 20px 0; }
.profile-photo::before {
  content: "";
  position: absolute;
  top: 20px; right: 0; bottom: 0; left: 20px;
  background: var(--gold-pale);
  border-radius: var(--radius);
  z-index: 0;
}
.profile-photo img { position: relative; z-index: 1; width: 100%; max-width: 440px; object-fit: cover; border-radius: var(--radius); }
.profile-name { display: flex; align-items: baseline; gap: 16px; margin: 0 0 22px; padding-bottom: 16px; border-bottom: 1px solid var(--line); font-family: var(--serif); font-weight: 600; font-size: 1.35rem; color: var(--navy); }
.profile-name span { font-family: var(--sans); font-weight: 400; font-size: 12px; color: var(--navy-muted); }
.profile-facts { list-style: none; margin: 0 0 24px; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 24px; }
.profile-facts li { font-size: 13px; color: var(--navy); padding-left: 14px; position: relative; }
.profile-facts li::before { content: ""; position: absolute; left: 0; top: .72em; width: 6px; height: 2px; background: var(--gold); }
.profile-body > p:not(.section-eyebrow):not(.profile-name) { margin: 0 0 16px; font-size: 14.5px; color: var(--navy); }
.profile-sns { display: flex; gap: 14px; margin-top: 24px; }
.profile-sns a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--white);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--navy);
  transition: border-color .2s ease, color .2s ease;
}
.profile-sns a:hover { border-color: var(--gold); color: var(--gold); }
.profile-sns a::before { content: "●"; font-size: 7px; color: var(--gold); }

/* ---- 会社概要 ---- */
.company-table { max-width: 760px; margin: 0; border-top: 1px solid var(--line); }
.company-table > div { display: grid; grid-template-columns: 1fr; gap: 2px; padding: 18px 4px; border-bottom: 1px solid var(--line); }
@media (min-width: 640px) { .company-table > div { grid-template-columns: 160px 1fr; gap: 24px; } }
.company-table dt { font-size: 13px; font-weight: 600; letter-spacing: .06em; color: var(--gold); }
.company-table dd { margin: 0; font-size: 14.5px; color: var(--navy); }

/* ---- FAQ ---- */
.faq-list { max-width: 860px; display: grid; gap: 14px; }
.faq-list details { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); }
.faq-list details[open] { border-color: var(--gold-soft); }
.faq-list summary {
  display: flex;
  align-items: baseline;
  gap: 18px;
  padding: 22px 26px;
  cursor: pointer;
  list-style: none;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 15.5px;
  color: var(--navy);
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { flex: 0 0 auto; font-family: var(--sans); font-weight: 700; font-size: 12px; letter-spacing: .1em; color: var(--gold); }
.faq-list details p { margin: 0; padding: 0 26px 24px 70px; font-size: 14px; color: var(--navy-muted); }

/* ---- お問い合わせ ---- */
.contact { background: var(--navy); color: #fff; position: relative; overflow: hidden; }
.contact::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,.06) 1px, transparent 1.2px);
  background-size: 26px 26px;
  -webkit-mask-image: linear-gradient(to right, #000 0%, transparent 55%);
  mask-image: linear-gradient(to right, #000 0%, transparent 55%);
}
.contact .container { position: relative; }
.contact .section-title { color: #fff; }
.contact-lead { margin: 0 0 40px; font-size: 15px; line-height: 2.1; color: rgba(255, 255, 255, .82); }
.contact-actions { display: flex; flex-wrap: wrap; gap: 16px; }
.contact-note { margin: 28px 0 0; font-size: 12px; color: rgba(255, 255, 255, .6); }

/* ---- フッター ---- */
.site-footer { background: var(--navy-deep); color: rgba(255, 255, 255, .75); }
.footer-inner { display: flex; flex-direction: column; gap: 32px; padding-top: 64px; padding-bottom: 40px; }
@media (min-width: 768px) { .footer-inner { flex-direction: row; justify-content: space-between; align-items: flex-start; } }
.footer-brand .brand-ja { color: #fff; }
.footer-brand .brand-en { color: var(--gold-soft); display: block; margin-top: 4px; }
.footer-brand p { margin: 16px 0 0; font-size: 12px; color: rgba(255, 255, 255, .6); }
.footer-nav { display: flex; flex-wrap: wrap; gap: 10px 28px; }
.footer-nav a { font-size: 12.5px; color: rgba(255, 255, 255, .7); }
.footer-nav a:hover { color: var(--gold-soft); }
.footer-sns { display: flex; gap: 18px; margin-top: 18px; }
.footer-sns a { font-size: 12px; font-weight: 600; letter-spacing: .08em; color: var(--gold-soft); }
.footer-sns a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .12); padding-top: 20px; padding-bottom: 28px; }
.footer-bottom p { margin: 0; font-size: 11px; letter-spacing: .08em; color: rgba(255, 255, 255, .5); }

/* ============================================================
   ブログ（blog/ 配下）
   ============================================================ */
.page-hero { padding: 64px 0 56px; border-bottom: 1px solid var(--line); }
@media (min-width: 768px) { .page-hero { padding: 96px 0 72px; } }
.page-hero h1 { margin: 0 0 18px; font-family: var(--serif); font-weight: 600; font-size: clamp(1.9rem, 4vw, 2.7rem); color: var(--navy); }
.page-hero p { margin: 0; max-width: 640px; color: var(--navy-muted); font-size: 14.5px; }

.blog-cats { display: flex; flex-wrap: wrap; gap: 10px; margin: 40px 0 8px; }
.blog-cats a { padding: 7px 18px; border: 1px solid var(--line); border-radius: 999px; background: var(--white); font-size: 12.5px; font-weight: 600; color: var(--navy-muted); }
.blog-cats a.is-active, .blog-cats a:hover { border-color: var(--gold); color: var(--gold); }

.article-list { list-style: none; margin: 24px 0 0; padding: 0; }
.article-list li { border-bottom: 1px solid var(--line); }
.article-card { display: block; padding: 34px 4px; transition: background-color .2s ease; }
.article-card:hover { background: rgba(255,255,255,.7); }
.article-card:hover h2 { color: var(--gold); }
.article-meta { display: flex; align-items: center; gap: 14px; font-size: 12px; color: var(--navy-muted); }
.article-meta .cat { color: var(--gold); font-weight: 600; letter-spacing: .06em; }
.article-card h2 { margin: 10px 0 8px; font-family: var(--serif); font-weight: 600; font-size: clamp(1.1rem, 2.2vw, 1.35rem); line-height: 1.7; color: var(--navy); transition: color .2s ease; }
.article-card p { margin: 0; font-size: 13.5px; line-height: 1.95; color: var(--navy-muted); }
.article-card .read { display: inline-block; margin-top: 12px; font-size: 12px; font-weight: 700; letter-spacing: .12em; color: var(--navy); }
.article-empty { margin: 48px 0; padding: 40px; border: 1px dashed var(--gold-soft); border-radius: var(--radius); text-align: center; color: var(--navy-muted); font-size: 14px; }

/* 記事本文ページ */
.post { max-width: 760px; margin: 0 auto; padding: 64px 0 96px; }
.post h1 { margin: 0 0 14px; font-family: var(--serif); font-weight: 600; font-size: clamp(1.6rem, 3.4vw, 2.2rem); line-height: 1.6; color: var(--navy); }
.post .post-meta { margin: 0 0 40px; font-size: 12.5px; color: var(--navy-muted); display: flex; gap: 14px; }
.post .post-meta .cat { color: var(--gold); font-weight: 600; }
.post h2 { margin: 2.4em 0 .8em; padding: .5em .9em; background: var(--white); border-left: 4px solid var(--gold); border-radius: 0 var(--radius) var(--radius) 0; font-family: var(--serif); font-weight: 600; font-size: 1.35rem; line-height: 1.6; color: var(--navy); }
.post h3 { margin: 1.9em 0 .6em; font-family: var(--serif); font-weight: 600; font-size: 1.1rem; color: var(--navy); }
.post p, .post li { font-size: 15px; line-height: 2.1; }
.post a { color: var(--gold); text-decoration: underline; text-underline-offset: 3px; }
.post blockquote { margin: 1.4em 0; padding: .3em 1.4em; border-left: 3px solid var(--gold-soft); color: var(--navy-muted); }
.post .post-cta { margin: 3.5em 0 0; padding: 32px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); }
.post .post-cta h2 { margin: 0 0 10px; padding: 0; background: none; border: 0; font-size: 1.15rem; }
.post .post-cta p { margin: 0 0 20px; font-size: 13.5px; }
.author-box { display: flex; align-items: center; gap: 18px; margin-top: 52px; padding: 24px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); }
.author-box img { width: 64px; height: 64px; border-radius: 50%; object-fit: cover; object-position: center top; }
.author-box .a-name { font-family: var(--serif); font-weight: 600; font-size: 14.5px; color: var(--navy); }
.author-box .a-bio { font-size: 12px; line-height: 1.8; color: var(--navy-muted); }
.back-link { display: inline-block; margin: 40px 0 0; font-size: 13px; font-weight: 600; color: var(--navy); }
.back-link:hover { color: var(--gold); }

/* ---- reduced motion ---- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .fade-up, .reveal, .hero-art .arc, .hero-art .chart, .hero-art .node,
  .hero-art .area, .badge {
    animation: none !important; transition: none !important;
    opacity: 1 !important; transform: none !important;
    stroke-dashoffset: 0 !important;
  }
  .hero-art .pulse-ring { animation: none !important; opacity: 0 !important; }
}