/* ============================================
   株式会社新譚舎 コーポレートサイト
   ブランドカラー：青（名刺準拠）×白／波ロゴ
   ============================================ */

:root {
  --blue: #062651;          /* 公式ロゴから抽出したブランド紺 */
  --blue-deep: #041a38;
  --blue-light: #6E87AC;
  --blue-pale: #EDF1F7;
  --ink: #26313f;
  --ink-soft: #5c6b80;
  --paper: #ffffff;
  --mist: #f3f5f9;
  --line: #dde3ec;
  --head: "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  --sans: "Hiragino Kaku Gothic ProN", "Yu Gothic", "YuGothic", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.85;
  font-size: 16px;
}

img { max-width: 100%; }

a { color: var(--blue); text-decoration: none; }

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* ---------- ヘッダー ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(6px);
}
.header-inner {
  max-width: 1080px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
  min-height: 64px; flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--blue); }
.brand .logo-img { height: 36px; width: auto; display: block; }
.footer-brand .logo-img { height: 40px; }

.global-nav > ul {
  display: flex; align-items: center; gap: 4px;
  list-style: none; flex-wrap: wrap;
}
.global-nav a {
  display: block; padding: 8px 12px; font-size: 0.85rem;
  color: var(--ink); border-radius: 4px;
}
.global-nav a:hover { color: var(--blue); background: var(--blue-pale); }

.nav-cta a {
  background: var(--blue); color: #fff !important;
  padding: 9px 18px; border-radius: 4px; font-weight: 600;
}
.nav-cta a:hover { background: var(--blue-deep); }

/* ドロップダウン */
.has-dropdown { position: relative; }
.has-dropdown > a::after { content: " ▾"; font-size: 0.7em; color: var(--blue-light); }
.dropdown {
  display: none; position: absolute; top: 100%; left: 0;
  background: #fff; border: 1px solid var(--line); border-radius: 6px;
  box-shadow: 0 8px 24px rgba(46,91,158,0.16);
  min-width: 200px; padding: 6px; list-style: none;
}
.has-dropdown:hover .dropdown { display: block; }
.dropdown li a { padding: 9px 14px; font-size: 0.85rem; border-radius: 4px; }
.dropdown .dd-divider {
  border-top: 1px dashed var(--line); margin: 6px 8px 4px;
  padding: 4px 6px 0; font-size: 0.68rem; color: var(--ink-soft);
}

/* ---------- ヒーロー（ファーストビュー） ---------- */
.hero {
  background: linear-gradient(150deg, var(--blue) 0%, var(--blue) 55%, var(--blue-deep) 100%);
  color: #fff; padding: 96px 0 88px;
  position: relative; overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background: url("../assets/pattern-white.png") repeat;
  background-size: 560px auto; opacity: 0.055;
  pointer-events: none;
}
.hero .container { position: relative; }
.hero .tagline {
  font-size: 0.82rem; letter-spacing: 0.3em; color: rgba(255,255,255,0.85);
  margin-bottom: 18px;
}
.hero .eyebrow {
  display: inline-block; font-size: 0.8rem; letter-spacing: 0.22em;
  color: #fff; border: 1px solid rgba(255,255,255,0.45);
  padding: 5px 14px; border-radius: 999px; margin-bottom: 26px;
}
.hero h1 {
  font-family: var(--head); font-weight: 700;
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  line-height: 1.6; letter-spacing: 0.08em; margin-bottom: 22px;
}
.hero h1 .gold { color: #fff; border-bottom: 3px solid rgba(255,255,255,0.55); padding-bottom: 2px; }
.hero .lead {
  font-size: 1rem; color: rgba(255,255,255,0.88);
  max-width: 620px; margin-bottom: 36px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 14px 30px; border-radius: 4px;
  font-weight: 700; font-size: 0.95rem; letter-spacing: 0.04em;
  transition: opacity 0.2s;
}
.btn:hover { opacity: 0.88; }
.btn-gold { background: #fff; color: var(--blue-deep); }
.btn-ghost { border: 1px solid rgba(255,255,255,0.65); color: #fff; }
.btn-navy { background: var(--blue); color: #fff; }

/* ---------- セクション共通 ---------- */
.section { padding: 80px 0; }
.section.alt { background: var(--mist); }
.section-head { margin-bottom: 44px; }
.section-head .en {
  font-size: 0.72rem; letter-spacing: 0.28em; color: var(--blue);
  font-weight: 700; text-transform: uppercase;
}
.section-head h2 {
  font-family: var(--head); font-weight: 700;
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  color: var(--blue-deep); letter-spacing: 0.1em; margin-top: 6px;
}
.section-head h2::after {
  content: ""; display: block; width: 48px; height: 3px;
  background: var(--blue); margin-top: 14px;
}
.section-head .desc { margin-top: 16px; color: var(--ink-soft); max-width: 640px; }

/* ---------- サービスカード ---------- */
.service-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px;
}
@media (max-width: 1000px) {
  .service-grid { grid-template-columns: repeat(2, 1fr); }
}
.service-card {
  display: block; background: #fff; border: 1px solid var(--line);
  border-top: 3px solid var(--blue); border-radius: 8px;
  padding: 30px 26px; transition: box-shadow 0.2s, transform 0.2s;
}
.service-card:hover {
  box-shadow: 0 12px 28px rgba(46,91,158,0.16); transform: translateY(-3px);
}
.service-card .num {
  font-size: 0.72rem; letter-spacing: 0.2em; color: var(--blue-light); font-weight: 700;
}
.service-card h3 {
  font-family: var(--head); font-weight: 700;
  font-size: 1.22rem; color: var(--blue-deep);
  margin: 8px 0 12px; letter-spacing: 0.08em;
}
.service-card p { font-size: 0.88rem; color: var(--ink-soft); }
.service-card .more { display: inline-block; margin-top: 16px; font-size: 0.82rem; color: var(--blue); font-weight: 600; }
.service-card .more::after { content: " →"; }

/* 段差：入口としての研修 */
.entry-divider {
  display: flex; align-items: center; gap: 18px;
  margin: 44px 0 20px; color: var(--ink-soft); font-size: 0.85rem;
  letter-spacing: 0.18em;
}
.entry-divider::before, .entry-divider::after {
  content: ""; flex: 1; border-top: 1px dashed var(--line);
}
.entry-card {
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; flex-wrap: wrap;
  background: var(--mist); border: 1px solid var(--line);
  border-radius: 8px; padding: 26px 30px;
}
.entry-card h3 {
  font-family: var(--head); font-weight: 700;
  font-size: 1.1rem; color: var(--ink); letter-spacing: 0.06em;
}
.entry-card .tag {
  display: inline-block; font-size: 0.7rem; color: var(--ink-soft);
  border: 1px solid var(--line); background: #fff;
  padding: 2px 10px; border-radius: 999px; margin-bottom: 8px;
}
.entry-card p { font-size: 0.85rem; color: var(--ink-soft); max-width: 560px; }

/* ---------- 理解と信頼リンク ---------- */
.trust-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 16px;
}
.trust-card {
  display: block; background: #fff; border: 1px solid var(--line);
  border-radius: 8px; padding: 22px 20px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.trust-card:hover { border-color: var(--blue); box-shadow: 0 8px 20px rgba(46,91,158,0.12); }
.trust-card h3 {
  font-size: 0.98rem; color: var(--blue-deep); font-weight: 700;
  margin-bottom: 8px;
}
.trust-card p { font-size: 0.8rem; color: var(--ink-soft); }

/* ---------- CTAバンド ---------- */
.cta-band {
  background: var(--blue-deep); color: #fff; text-align: center;
  padding: 72px 0;
}
.cta-band h2 {
  font-family: var(--head); font-weight: 700;
  font-size: clamp(1.3rem, 3vw, 1.75rem);
  letter-spacing: 0.1em; margin-bottom: 14px;
}
.cta-band p { color: rgba(255,255,255,0.82); margin-bottom: 30px; font-size: 0.95rem; }

/* ---------- 下層ページ ---------- */
.page-hero {
  background: linear-gradient(150deg, var(--blue), var(--blue-deep));
  color: #fff; padding: 64px 0 56px;
  position: relative; overflow: hidden;
}
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background: url("../assets/pattern-white.png") repeat;
  background-size: 560px auto; opacity: 0.055;
  pointer-events: none;
}
.page-hero .container { position: relative; }
.page-hero .crumb { font-size: 0.75rem; color: rgba(255,255,255,0.7); margin-bottom: 14px; }
.page-hero .crumb a { color: rgba(255,255,255,0.7); }
.page-hero .cat {
  display: inline-block; font-size: 0.72rem; letter-spacing: 0.2em;
  color: #fff; border: 1px solid rgba(255,255,255,0.45);
  padding: 3px 12px; border-radius: 999px; margin-bottom: 14px;
}
.page-hero h1 {
  font-family: var(--head); font-weight: 700;
  font-size: clamp(1.5rem, 3.4vw, 2rem);
  letter-spacing: 0.08em;
}
.page-hero .lead { margin-top: 14px; color: rgba(255,255,255,0.88); max-width: 640px; font-size: 0.95rem; }

.page-body { padding: 64px 0 80px; }
.draft-note {
  background: var(--blue-pale); border: 1px solid var(--blue-light);
  border-radius: 8px; padding: 18px 22px; font-size: 0.85rem;
  color: var(--blue-deep); margin-bottom: 40px;
}
.page-body h2 {
  font-family: var(--head); font-weight: 700;
  font-size: 1.28rem; color: var(--blue-deep);
  letter-spacing: 0.08em; margin: 44px 0 16px;
  padding-left: 14px; border-left: 4px solid var(--blue);
}
.page-body h2:first-of-type { margin-top: 0; }
.page-body ul.plan { list-style: none; }
.page-body ul.plan li {
  padding: 10px 0 10px 26px; border-bottom: 1px dashed var(--line);
  position: relative; font-size: 0.93rem;
}
.page-body ul.plan li::before {
  content: "◆"; color: var(--blue-light); position: absolute; left: 2px;
  font-size: 0.7rem; top: 15px;
}

/* 代表プロフィール */
.profile-head {
  display: flex; gap: 36px; align-items: flex-start;
  flex-wrap: wrap; margin-bottom: 48px;
}
.profile-head .portrait {
  width: 260px; border-radius: 8px; flex-shrink: 0;
  box-shadow: 0 12px 32px rgba(6,38,81,0.18);
}
.profile-head .intro { flex: 1; min-width: 260px; }
.profile-head .intro .name {
  font-family: var(--head); font-size: 1.5rem; color: var(--blue);
  letter-spacing: 0.1em;
}
.profile-head .intro .kana { font-size: 0.8rem; color: var(--ink-soft); margin-bottom: 12px; }

/* 研修→組織開発の橋 */
.bridge {
  margin-top: 56px; background: var(--mist);
  border-left: 4px solid var(--blue); border-radius: 0 8px 8px 0;
  padding: 26px 28px;
}
.bridge h3 { font-family: var(--head); font-weight: 700; color: var(--blue-deep); font-size: 1.05rem; margin-bottom: 8px; }
.bridge p { font-size: 0.88rem; color: var(--ink-soft); margin-bottom: 16px; }
.bridge .btn-gold { background: var(--blue); color: #fff; }

/* ---------- お問い合わせフォーム ---------- */
.contact-form { max-width: 640px; }
.contact-form .field { margin-bottom: 22px; }
.contact-form label {
  display: block; font-weight: 700; font-size: 0.88rem;
  color: var(--blue-deep); margin-bottom: 6px;
}
.contact-form label .req {
  color: #B54434; font-size: 0.72rem; margin-left: 6px; font-weight: 600;
}
.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form select,
.contact-form textarea {
  width: 100%; padding: 12px 14px; font-size: 1rem;
  font-family: var(--sans); color: var(--ink);
  border: 1px solid var(--line); border-radius: 6px;
  background: #fff; box-sizing: border-box;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: 2px solid var(--blue-light); border-color: var(--blue);
}
.contact-form button {
  border: none; cursor: pointer; font-family: var(--sans);
  font-size: 1rem; padding: 15px 44px;
}
.form-note { font-size: 0.8rem; color: var(--ink-soft); margin-top: 14px; }

/* ---------- フッター ---------- */
.site-footer {
  background: var(--blue-deep); color: rgba(255,255,255,0.8);
  padding: 48px 0 32px; font-size: 0.85rem;
}
.footer-inner {
  max-width: 1080px; margin: 0 auto; padding: 0 24px;
  display: flex; justify-content: space-between; gap: 32px; flex-wrap: wrap;
}
.footer-brand { max-width: 460px; }
.footer-brand .brand { color: #fff; }
.footer-brand .brand-name { color: #fff; }
.footer-brand .brand-sub { color: rgba(255,255,255,0.6); }
.footer-brand .tagline {
  margin-top: 10px; font-size: 0.78rem; letter-spacing: 0.24em;
  color: rgba(255,255,255,0.85);
}
.footer-brand p { margin-top: 10px; font-size: 0.8rem; }
.footer-brand .addr { margin-top: 12px; font-size: 0.75rem; color: rgba(255,255,255,0.6); }
.footer-nav ul { list-style: none; display: flex; gap: 20px; flex-wrap: wrap; }
.footer-nav a { color: rgba(255,255,255,0.8); }
.footer-nav a:hover { color: #fff; }
.copyright {
  max-width: 1080px; margin: 32px auto 0; padding: 20px 24px 0;
  border-top: 1px solid rgba(255,255,255,0.18);
  font-size: 0.72rem; color: rgba(255,255,255,0.55);
}

/* ---------- レスポンシブ ---------- */
@media (max-width: 860px) {
  .service-grid { grid-template-columns: 1fr; }
  .header-inner { padding: 10px 16px; }
  .global-nav > ul { gap: 0; }
  .hero { padding: 64px 0 60px; }
  .hero .hero-waves { display: none; }
}