/* ===== 井手敏郎 公式サイト ===== */
:root {
  --ink: #2b2b28;
  --ink-soft: #55534d;
  --cream: #faf7f1;
  --cream-deep: #f2ecdf;
  --blue: #34567a;
  --blue-deep: #24405e;
  --gold: #b08d4f;
  --line: #e2dccc;
  --white: #ffffff;
  --serif: "Noto Serif JP", serif;
  --sans: "Noto Sans JP", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.9;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  word-break: normal;
  overflow-wrap: normal;
}
img { max-width: 100%; display: block; }
a { color: var(--blue); }
.serif { font-family: var(--serif); }
.nowrap { white-space: nowrap; }

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.container.narrow { max-width: 760px; }

/* ===== ヘッダー ===== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(250, 247, 241, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  max-width: 1160px; margin: 0 auto; padding: 14px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.brand {
  font-family: var(--serif); font-size: 1.25rem; font-weight: 700;
  color: var(--ink); text-decoration: none; letter-spacing: 0.06em;
}
.brand-sub {
  font-family: var(--sans); font-size: 0.72rem; font-weight: 500;
  color: var(--blue); margin-left: 10px; letter-spacing: 0.12em;
}
.global-nav { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.global-nav a {
  font-size: 0.88rem; text-decoration: none; color: var(--ink-soft);
  letter-spacing: 0.04em;
}
.global-nav a:hover { color: var(--blue); }
.nav-cta {
  background: var(--blue); color: var(--white) !important;
  padding: 8px 18px; border-radius: 999px;
}
.nav-cta:hover { background: var(--blue-deep); }

/* ===== ボタン ===== */
.btn {
  display: inline-block; text-decoration: none; border: none; cursor: pointer;
  font-family: var(--sans); font-size: 1rem; font-weight: 700; letter-spacing: 0.06em;
  padding: 15px 36px; border-radius: 999px; transition: all 0.2s;
}
.btn-primary { background: var(--blue); color: var(--white); }
.btn-primary:hover { background: var(--blue-deep); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--blue); border: 1.5px solid var(--blue); }
.btn-ghost:hover { background: var(--blue); color: var(--white); }

/* ===== ヒーロー ===== */
.hero {
  background: linear-gradient(160deg, var(--cream) 0%, var(--cream-deep) 100%);
  border-bottom: 1px solid var(--line);
}
.hero-inner {
  max-width: 1160px; margin: 0 auto; padding: 72px 24px 64px;
  display: grid; grid-template-columns: 1.15fr 1fr; gap: 56px; align-items: start;
}
.hero-text { padding-top: 12px; }
.hero-eyebrow {
  color: var(--gold); font-weight: 700; letter-spacing: 0.08em;
  font-size: 0.94rem; margin-bottom: 18px;
  line-height: 1.75;
}
.hero-eyebrow span,
.hero-lead span {
  display: block;
}
.hero-title {
  font-family: var(--serif); font-size: clamp(1.7rem, 2.7vw, 2.08rem);
  font-weight: 700; line-height: 1.55; letter-spacing: 0.04em; margin-bottom: 26px;
}
.hero-title .accent { color: var(--blue); }
.hero-lead {
  color: var(--ink-soft); font-size: 0.98rem; margin-bottom: 32px;
  line-height: 1.9; letter-spacing: 0;
}
.hero-targets {
  display: flex; flex-wrap: wrap; gap: 10px; margin: -12px 0 28px;
}
.hero-targets span {
  display: inline-flex; align-items: center; justify-content: center;
  flex: 1 1 176px;
  min-height: 34px; padding: 6px 14px;
  background: var(--white); border: 1px solid var(--line); border-left: 3px solid var(--gold);
  border-radius: 8px; color: var(--blue-deep); font-size: 0.82rem; font-weight: 700;
  letter-spacing: 0.04em; text-align: center; box-shadow: 0 8px 20px rgba(52, 86, 122, 0.06);
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 18px; }
.hero-note { font-size: 0.85rem; color: var(--ink-soft); letter-spacing: 0.04em; }
.hero-note strong { color: var(--blue-deep); }

.hero-photo img {
  border-radius: 14px; aspect-ratio: 4 / 4.4; object-fit: cover; object-position: 32% center;
  box-shadow: 0 24px 60px rgba(52, 86, 122, 0.22);
}
.hero-book { max-width: 420px; justify-self: center; width: 100%; }
.hero-book img { aspect-ratio: 3 / 4; object-position: center 42%; }
.hero-speaker {
  font-size: 0.88rem; color: var(--ink-soft); line-height: 1.8;
  border-left: 3px solid var(--gold); padding-left: 14px; margin-bottom: 28px;
}
.hero-speaker strong { font-family: var(--serif); font-size: 1.05rem; color: var(--ink); letter-spacing: 0.08em; }
.hero-caption { margin-top: 18px; }
.hero-name {
  font-family: var(--serif); font-size: 1.3rem; font-weight: 700; letter-spacing: 0.1em;
}
.hero-name span { font-size: 0.78rem; color: var(--ink-soft); margin-left: 12px; letter-spacing: 0.2em; }
.hero-titles { font-size: 0.84rem; color: var(--ink-soft); line-height: 1.7; margin-top: 4px; text-wrap: pretty; }
.hero-titles strong { color: var(--gold); letter-spacing: 0.1em; }
.hero-titles-sub {
  border-top: 1px solid var(--line);
  margin-top: 8px;
  padding-top: 8px;
  max-width: 34em;
}

/* ===== 開催プラン ===== */
.plans { background: var(--white); }
.plans-lead {
  max-width: 780px; margin: -26px auto 40px; text-align: center;
  color: var(--ink-soft); font-size: 0.96rem;
  text-wrap: pretty;
}
.plan-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.plan-card {
  position: relative; background: var(--cream); border: 1px solid var(--line);
  border-radius: 8px; padding: 32px 28px 30px; overflow: hidden;
}
.plan-card-featured { background: var(--blue-deep); border-color: var(--blue-deep); }
.plan-number {
  position: absolute; right: 18px; top: 8px; color: rgba(52, 86, 122, 0.09);
  font-family: var(--serif); font-size: 4rem; font-weight: 700; line-height: 1;
}
.plan-card-featured .plan-number { color: rgba(255,255,255,0.1); }
.plan-label {
  position: relative; color: var(--gold); font-size: 0.76rem; font-weight: 700;
  letter-spacing: 0.08em; margin-bottom: 10px;
}
.plan-card h3 {
  position: relative; font-family: var(--serif); color: var(--blue-deep);
  font-size: 1.2rem; letter-spacing: 0.04em; margin-bottom: 16px;
}
.plan-card > p:last-child { position: relative; color: var(--ink-soft); font-size: 0.9rem; }
.plan-card-featured h3 { color: var(--white); }
.plan-card-featured > p:last-child { color: rgba(255,255,255,0.84); }
.planner-note {
  margin-top: 28px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 26px 4px; display: flex; align-items: center; justify-content: space-between; gap: 32px;
}
.planner-note > div { max-width: 700px; }
.planner-note-title { font-family: var(--serif); color: var(--blue-deep); font-weight: 700; margin-bottom: 4px; }
.planner-note p:last-child { color: var(--ink-soft); font-size: 0.88rem; }
.planner-note .btn { flex: 0 0 auto; }

/* ===== セクション共通 ===== */
section { padding: 88px 0; }
.section-eyebrow {
  text-align: center; color: var(--gold); font-weight: 700;
  letter-spacing: 0.3em; font-size: 0.78rem; margin-bottom: 10px; text-transform: uppercase;
}
.section-title {
  text-align: center; font-family: var(--serif); font-size: clamp(1.5rem, 2.6vw, 2rem);
  font-weight: 700; letter-spacing: 0.08em; margin-bottom: 48px;
}

/* ===== メッセージ ===== */
.message { background: var(--white); }
.message-heading {
  width: 100%;
  text-align: center;
  color: var(--blue-deep);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  line-height: 1.6;
  letter-spacing: 0.04em;
  margin: 0 auto 44px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}
@media (min-width: 901px) {
  .message-heading { white-space: nowrap; }
}
.message p { margin-bottom: 1.2em; color: var(--ink-soft); }
.message strong { color: var(--ink); }
.message-grid {
  display: grid; grid-template-columns: 440px 1fr; gap: 72px; align-items: start;
  margin-bottom: 64px;
}
.message-body { padding-top: 6px; }
.message-body p {
  font-size: 0.94rem;
  line-height: 2;
  letter-spacing: 0;
  text-align: left;
  word-break: auto-phrase;
  overflow-wrap: normal;
}
.message-body strong {
  letter-spacing: 0;
}
.message-photo img {
  border-radius: 14px; aspect-ratio: 1 / 1; object-fit: cover;
  box-shadow: 0 16px 44px rgba(52, 86, 122, 0.16);
}
.message-quote {
  aspect-ratio: 1120 / 746; border-radius: 14px; overflow: hidden;
  background:
    linear-gradient(to right, rgba(16, 26, 42, 0) 0%, rgba(16, 26, 42, 0) 48%, rgba(16, 26, 42, 0.56) 100%),
    linear-gradient(to top, rgba(16, 26, 42, 0.16) 0%, rgba(16, 26, 42, 0) 32%),
    url("assets/documentary-message.jpg") center center / 100% auto no-repeat;
  box-shadow: 0 16px 44px rgba(52, 86, 122, 0.16);
  position: relative;
  display: flex; align-items: flex-start; justify-content: flex-end;
  padding: 34px 26px;
}
.quote-body { position: relative; z-index: 1; }
.message-quote .quote-body p {
  font-family: var(--serif); color: var(--white); font-size: 0.94rem;
  line-height: 1.8; letter-spacing: 0.08em; margin: 0;
  text-shadow:
    0 1px 3px rgba(5, 10, 18, 0.9),
    0 4px 16px rgba(5, 10, 18, 0.72);
}
.photo-caption { font-size: 0.78rem; color: var(--ink-soft); text-align: center; margin-top: 10px; letter-spacing: 0.1em; }
.message-photo img.hall { object-position: 32% center; }
.reason-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.reason-item {
  background: var(--cream); border: 1px solid var(--line); border-radius: 14px;
  padding: 30px 28px;
}
.reason-item h3 {
  font-family: var(--serif); font-size: 1.05rem; color: var(--blue-deep);
  letter-spacing: 0.06em; margin-bottom: 10px;
  padding-left: 12px; border-left: 4px solid var(--gold);
}
.reason-item p { font-size: 0.9rem; color: var(--ink-soft); margin: 0; }

/* ===== 講演テーマ ===== */
.theme-cards {
  display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-bottom: 56px;
}
.theme-card {
  background: var(--white); border: 1px solid var(--line); border-radius: 16px;
  padding: 40px 36px;
  display: flex; flex-direction: column;
}
.theme-card.featured { border-top: 4px solid var(--blue); box-shadow: 0 12px 36px rgba(52,86,122,0.08); }
.theme-tag {
  display: inline-block; background: var(--cream-deep); color: var(--blue-deep);
  font-size: 0.76rem; font-weight: 700; letter-spacing: 0.1em;
  padding: 5px 14px; border-radius: 999px; margin-bottom: 18px;
}
.theme-card h3 {
  font-size: 1.2rem; font-weight: 700; line-height: 1.75; letter-spacing: 0.04em; margin-bottom: 16px;
  min-height: 6.3em;
}
.theme-card p { color: var(--ink-soft); font-size: 0.94rem; }
.theme-for { margin-top: auto; padding-top: 14px; font-size: 0.84rem !important; color: var(--gold) !important; font-weight: 700; }

.theme-list {
  background: var(--white); border: 1px solid var(--line); border-radius: 16px; padding: 36px 40px;
}
.theme-list h3 { font-size: 1.05rem; margin-bottom: 16px; letter-spacing: 0.06em; }
.theme-list ul { list-style: none; }
.theme-list li {
  padding: 9px 0 9px 26px; position: relative; color: var(--ink-soft);
  border-bottom: 1px dashed var(--line); font-size: 0.95rem;
}
.theme-list li:last-child { border-bottom: none; }
.theme-list li::before {
  content: ""; position: absolute; left: 4px; top: 1.15em;
  width: 8px; height: 8px; border-radius: 50%; background: var(--gold);
}
.theme-note { margin-top: 16px; font-size: 0.85rem; color: var(--ink-soft); }

/* ===== 対象別 ===== */
.audience { background: var(--blue-deep); }
.audience .section-eyebrow { color: #cdb684; }
.audience .section-title { color: var(--white); }
.audience-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.audience-card {
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.16);
  border-radius: 14px; padding: 32px 30px;
}
.audience-card.priority {
  border-top: 3px solid #cdb684;
  background: rgba(255,255,255,0.08);
}
.audience-card h3 {
  color: var(--white); font-size: 1.1rem; letter-spacing: 0.06em; margin-bottom: 12px;
}
.audience-card h3 span {
  display: block; font-size: 0.78rem; color: #cdb684; font-weight: 500;
  letter-spacing: 0.08em; margin-top: 4px;
}
.audience-card p { color: rgba(255,255,255,0.82); font-size: 0.92rem; }

/* ===== 開催形式 ===== */
.format { background: var(--cream); }
.format-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.format-item {
  background: var(--white); border: 1px solid var(--line); border-radius: 14px;
  padding: 32px 28px; text-align: center;
}
.format-item h3 {
  font-family: var(--serif); font-size: 1.1rem; letter-spacing: 0.1em;
  color: var(--blue-deep); margin-bottom: 14px;
  padding-bottom: 12px; border-bottom: 2px solid var(--gold); display: inline-block;
}
.format-item p { color: var(--ink-soft); font-size: 0.92rem; text-align: left; }

/* ===== プロフィール ===== */
.profile { background: var(--white); }
.profile-grid { display: grid; grid-template-columns: 340px 1fr; gap: 52px; align-items: start; }
.profile-photo img {
  border-radius: 14px; aspect-ratio: 3 / 3.6; object-fit: cover; object-position: 30% center;
}
.profile-name { font-size: 1.5rem; letter-spacing: 0.12em; margin-bottom: 4px; }
.profile-name span { font-size: 0.8rem; color: var(--ink-soft); letter-spacing: 0.18em; margin-left: 12px; }
.profile-role { color: var(--gold); font-weight: 700; font-size: 0.9rem; letter-spacing: 0.08em; margin-bottom: 20px; }
.profile-body > p { color: var(--ink-soft); font-size: 0.98rem; margin-bottom: 28px; line-height: 2; }
.profile-facts div { display: grid; grid-template-columns: 110px 1fr; gap: 16px; padding: 14px 0; border-top: 1px solid var(--line); }
.profile-facts dt { font-weight: 700; font-size: 0.88rem; color: var(--blue-deep); letter-spacing: 0.06em; }
.profile-facts dd { font-size: 0.9rem; color: var(--ink-soft); }

/* ===== 著書 ===== */
.books { background: var(--cream-deep); }
.books-visual { margin: 0 auto 40px; max-width: 820px; }
.books-visual img {
  border-radius: 16px; aspect-ratio: 21 / 10; object-fit: cover;
  box-shadow: 0 18px 48px rgba(52, 86, 122, 0.14);
}
/* ===== 参加者の感想 ===== */
.voices { background: var(--white); }
.voice-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.voice-card {
  background: var(--cream); border: 1px solid var(--line); border-radius: 14px;
  padding: 30px 28px; font-size: 0.92rem; color: var(--ink-soft);
  display: flex; flex-direction: column;
}
.voice-card p { margin-bottom: 14px; }
.voice-card cite { margin-top: auto; font-style: normal; font-size: 0.8rem; color: var(--gold); font-weight: 700; }
.book-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.book-card {
  background: var(--white); border-radius: 14px; padding: 36px 30px;
  border: 1px solid var(--line); border-top: 4px solid var(--gold);
}
.book-cover { margin: 0 auto 20px; width: 130px; }
.book-cover img {
  border-radius: 4px; box-shadow: 0 8px 20px rgba(43, 43, 40, 0.18);
  border: 1px solid var(--line);
}
.book-card h3 { font-size: 1.02rem; line-height: 1.8; letter-spacing: 0.04em; margin-bottom: 10px; }
.book-pub { color: var(--gold); font-size: 0.8rem; font-weight: 700; letter-spacing: 0.1em; margin-bottom: 12px; }
.book-card p:last-child { color: var(--ink-soft); font-size: 0.88rem; }

/* ===== 実績 ===== */
.results { background: var(--white); }
.results-photos {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
  margin-bottom: 48px;
}
.results-photos figure { margin: 0; }
.results-photos img {
  width: 100%; aspect-ratio: 16 / 10; object-fit: cover;
  border-radius: 10px; box-shadow: 0 10px 28px rgba(52, 86, 122, 0.12);
}
.results-photos figcaption {
  font-size: 0.76rem; color: var(--ink-soft); margin-top: 8px;
  text-align: center; letter-spacing: 0.04em;
}
.results-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.results-col h3 {
  font-family: var(--serif); font-size: 1.12rem; letter-spacing: 0.08em;
  color: var(--blue-deep); margin-bottom: 20px;
  padding-left: 14px; border-left: 4px solid var(--gold);
}
.results-col ul { list-style: none; }
.results-col li {
  padding: 10px 0; border-bottom: 1px solid var(--line);
  color: var(--ink-soft); font-size: 0.92rem;
}

/* ===== お問い合わせ ===== */
.contact { background: var(--cream); }
.contact-lead { text-align: center; color: var(--ink-soft); margin-bottom: 44px; font-size: 0.96rem; }
.contact-form {
  background: var(--white); border: 1px solid var(--line); border-radius: 18px;
  padding: 48px 44px;
}
.form-row { margin-bottom: 22px; }
.form-row.two { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.contact-form label {
  display: block; font-size: 0.88rem; font-weight: 700; letter-spacing: 0.04em;
}
.req {
  display: inline-block; background: #b0574f; color: var(--white);
  font-size: 0.66rem; font-weight: 700; padding: 1px 8px; border-radius: 4px;
  margin-left: 8px; vertical-align: 2px; letter-spacing: 0.08em;
}
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%; margin-top: 8px; padding: 12px 14px;
  border: 1px solid var(--line); border-radius: 8px;
  font-family: var(--sans); font-size: 0.95rem; color: var(--ink);
  background: var(--cream); transition: border-color 0.2s;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus {
  outline: none; border-color: var(--blue); background: var(--white);
}
.contact-form textarea { resize: vertical; }
.btn-submit { width: 100%; margin-top: 8px; font-size: 1.05rem; padding: 17px; }
.form-note { text-align: center; font-size: 0.8rem; color: var(--ink-soft); margin-top: 16px; }

/* ===== フッター ===== */
.site-footer { background: var(--blue-deep); padding: 44px 0; }
.footer-inner { text-align: center; }
.footer-brand { color: var(--white); font-size: 1.1rem; letter-spacing: 0.12em; margin-bottom: 10px; }
.footer-links a { color: #cdb684; font-size: 0.86rem; }
.footer-copy { color: rgba(255,255,255,0.55); font-size: 0.78rem; margin-top: 14px; letter-spacing: 0.08em; }

/* ===== レスポンシブ ===== */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; padding: 48px 24px; }
  .theme-cards, .audience-grid, .results-grid { grid-template-columns: 1fr; }
  .results-photos { grid-template-columns: 1fr; }
  .format-grid, .book-cards, .reason-grid, .voice-cards, .plan-grid { grid-template-columns: 1fr; }
  .planner-note { align-items: flex-start; flex-direction: column; }
  .message-grid { grid-template-columns: 1fr; gap: 32px; }
  .message-heading { white-space: normal; text-align: left; }
  .message-photo, .message-quote, .message-visual { max-width: 470px; margin: 0 auto; }
  .message-quote { padding: 22px; }
  .message-quote .quote-body p { font-size: 0.92rem; line-height: 1.75; }
  .theme-card h3 { min-height: auto; }
  .hero-book { max-width: 320px; }
  .profile-grid { grid-template-columns: 1fr; gap: 32px; }
  .profile-photo { max-width: 340px; margin: 0 auto; }
  .form-row.two { grid-template-columns: 1fr; }
  .global-nav { gap: 14px; }
  section { padding: 64px 0; }
}