/* =========================================
   ライティングアカデミー LP / Writing Academy LP
   トンマナ: 白基調 + レッドアクセント + ブルー料金 + ダーク講座カード
   ========================================= */

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f6f5f1;
  --color-bg-warm: #ede4d0;       /* 料金セクション用の暖色サンド / warm sand for pricing */
  --color-bg-warm-dark: #d8c8a8;
  --color-text: #1c1c1c;
  --color-text-soft: #555;
  --color-accent: #d83b3b;        /* メインの赤 / red */
  --color-accent-dark: #b32b2b;
  --color-deep: #3a2e23;          /* 暖色ダーク（青の代替）/ warm dark replacing blue */
  --color-dark: #181818;          /* 講座カード地の黒 / dark */
  --color-border: #e6e2da;
  --font-jp: "Noto Serif JP", "Yu Mincho", "游明朝", serif;
  --font-sans: "Noto Sans JP", -apple-system, "Hiragino Sans", "Yu Gothic", sans-serif;
  --max: 1080px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.8;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

img { max-width: 100%; display: block; }

.container { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

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

/* ================ ヘッダー / Header ================ */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: #fff;
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 24px;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-jp);
}
.logo-mark {
  width: 38px; height: 38px;
  background: var(--color-accent);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 22px;
  border-radius: 2px;
}
.logo-text { font-size: 12px; line-height: 1.3; font-weight: 600; }

.global-nav ul {
  display: flex; gap: 24px; list-style: none;
}
.global-nav a {
  font-size: 13px;
  color: var(--color-text);
  position: relative;
  padding: 4px 0;
  transition: color .2s;
}
.global-nav a:hover { color: var(--color-accent); }

.header-cta {
  background: var(--color-accent);
  color: #fff;
  padding: 10px 22px;
  font-size: 13px;
  font-weight: 600;
  border-radius: 2px;
  transition: background .2s;
}
.header-cta:hover { background: var(--color-accent-dark); }

.hamburger {
  display: none;
  width: 32px; height: 32px;
  background: none; border: 0; cursor: pointer;
  flex-direction: column; justify-content: center; gap: 5px;
}
.hamburger span {
  display: block; height: 2px; background: var(--color-text);
  transition: transform .2s;
}

/* ================ ヒーロー / Hero ================ */
.hero {
  background: linear-gradient(180deg, #fafaf7 0%, #f1ede4 100%);
  padding: 80px 24px 100px;
  position: relative;
  overflow: hidden;
}
.hero-inner {
  max-width: var(--max); margin: 0 auto;
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px;
  align-items: center;
}
.hero-sub {
  font-family: var(--font-jp);
  font-style: italic;
  color: var(--color-accent);
  font-size: 18px;
  margin-bottom: 16px;
  letter-spacing: .04em;
}
.hero-title {
  font-family: var(--font-jp);
  font-size: 38px;
  line-height: 1.5;
  font-weight: 700;
  margin-bottom: 36px;
  letter-spacing: .02em;
}
.hero-title .accent { font-style: normal; }
.hero-lead {
  font-family: var(--font-jp);
  font-size: 15px;
  color: var(--color-text-soft);
  line-height: 1.85;
  margin-bottom: 32px;
  letter-spacing: .02em;
}
.hero-cta {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  padding: 16px 36px;
  font-size: 15px;
  font-weight: 600;
  border-radius: 2px;
  box-shadow: 0 6px 16px rgba(216,59,59,.25);
  transition: transform .2s, background .2s;
}
.hero-cta:hover { background: var(--color-accent-dark); transform: translateY(-2px); }

.hero-visual {
  position: relative;
  display: flex; align-items: center; justify-content: center;
}
.hero-img {
  width: 100%;
  max-width: 420px;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 4px;
  box-shadow: 0 18px 44px rgba(58, 46, 35, .18);
}

/* ================ コンセプト / Concept ================ */
.concept { padding: 96px 24px; background: var(--color-bg); }
.section-lead {
  text-align: center;
  font-family: var(--font-jp);
  font-size: 16px;
  color: var(--color-text-soft);
  margin-bottom: 8px;
}
.section-title {
  text-align: center;
  font-family: var(--font-jp);
  font-size: 30px;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: .04em;
}
.section-subnote {
  text-align: center;
  font-family: var(--font-jp);
  font-size: 14px;
  color: var(--color-text-soft);
  margin-bottom: 48px;
  letter-spacing: .04em;
}

.concept-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
  background: var(--color-bg-alt);
  padding: 56px 40px;
  border-radius: 4px;
}
.concept-card {
  background: #fff;
  padding: 32px 24px;
  text-align: center;
  border: 1px solid var(--color-border);
  transition: transform .2s, box-shadow .2s;
}
.concept-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 24px rgba(0,0,0,.06);
}
.concept-num {
  font-family: var(--font-jp);
  font-size: 13px;
  color: var(--color-accent);
  letter-spacing: .12em;
  font-weight: 700;
  margin-bottom: 16px;
}
.concept-illust {
  width: 140px; height: 140px;
  margin: 0 auto 16px;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  border-radius: 50%;
  background: var(--color-bg-alt);
}
.concept-illust img {
  width: 100%; height: 100%;
  object-fit: cover;
}

.concept-card h3 {
  font-family: var(--font-jp);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 14px;
}
.concept-card p {
  font-size: 13px;
  color: var(--color-text-soft);
  line-height: 1.85;
  text-align: left;
}
.concept-card .concept-lead {
  font-family: var(--font-jp);
  color: var(--color-accent);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 8px;
  text-align: center;
}

/* ================ 特徴 / Features ================ */
.features { padding: 96px 24px; background: var(--color-bg); }

.section-heading {
  display: flex; align-items: center; justify-content: center; gap: 24px;
  margin-bottom: 72px;
}
.section-heading h2 {
  font-family: var(--font-jp);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: .08em;
  white-space: nowrap;
}
.heading-line {
  flex: 0 0 80px;
  height: 1px; background: var(--color-text);
}
.section-heading.invert h2 { color: #fff; }
.section-heading.invert .heading-line { background: rgba(255,255,255,.6); }

.feature-row {
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px;
  align-items: center;
  padding: 36px 0;
}
.feature-row.reverse { grid-template-columns: 1fr 1.2fr; }
.feature-row.reverse .feature-text { order: 2; }
.feature-row.reverse .feature-visual { order: 1; }

.feature-eyebrow {
  font-family: var(--font-jp);
  font-style: italic;
  font-size: 12px;
  color: var(--color-accent);
  letter-spacing: .14em;
  font-weight: 700;
  margin-bottom: 10px;
}
.feature-text h3 {
  font-family: var(--font-jp);
  font-size: 22px;
  line-height: 1.6;
  font-weight: 700;
  margin-bottom: 18px;
  border-left: 4px solid var(--color-accent);
  padding-left: 16px;
}
.feature-text p {
  font-size: 14px;
  color: var(--color-text-soft);
  line-height: 1.95;
}

.feature-img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 4px;
  display: block;
  box-shadow: 0 12px 32px rgba(58, 46, 35, .14);
}

/* カテゴリ / Category band */
.category-band {
  background: var(--color-bg-alt);
  border-radius: 4px;
  padding: 28px 32px;
  margin-top: 40px;
}
.cat-row {
  display: flex; flex-wrap: wrap; align-items: center; gap: 14px;
  font-size: 13px;
  padding: 8px 0;
}
.cat-row + .cat-row { border-top: 1px dashed var(--color-border); }
.cat-label {
  display: inline-block;
  background: var(--color-accent); color: #fff;
  padding: 4px 14px; font-size: 12px; font-weight: 600;
  border-radius: 2px;
  margin-right: 8px;
}
.cat-em { color: var(--color-accent); font-weight: 700; }

/* ================ 料金プラン / Pricing ================ */
.pricing {
  background: linear-gradient(180deg, var(--color-bg-warm) 0%, var(--color-bg-warm-dark) 100%);
  color: var(--color-text);
  padding: 80px 24px;
  position: relative;
}
.pricing::before,
.pricing::after {
  content: ""; position: absolute; left: 50%;
  width: 60px; height: 1px; background: var(--color-deep);
  transform: translateX(-50%);
}
.pricing::before { top: 28px; }
.pricing::after { bottom: 28px; }

.pricing-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px;
  max-width: 760px; margin: 0 auto;
}
.pricing-card {
  background: #fff;
  color: var(--color-text);
  border-radius: 4px;
  padding: 32px 26px;
  text-align: center;
  border-top: 4px solid var(--color-accent);
  box-shadow: 0 12px 32px rgba(58, 46, 35, .12);
}
.pricing-badge {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  padding: 6px 22px; font-size: 13px; font-weight: 600;
  margin-bottom: 8px;
  border-radius: 2px;
  letter-spacing: .04em;
}
.pricing-sub {
  font-family: var(--font-jp);
  font-size: 12px;
  color: var(--color-text-soft);
  margin-bottom: 14px;
}
.pricing-price {
  font-family: var(--font-jp);
  font-size: 24px; font-weight: 700;
  color: var(--color-deep);
  margin-bottom: 20px;
  letter-spacing: .02em;
  padding-bottom: 18px;
  border-bottom: 1px dashed var(--color-bg-warm-dark);
}
.pricing-list {
  list-style: none;
  text-align: left;
  font-size: 13px;
  color: var(--color-text-soft);
}
.pricing-list li {
  padding: 6px 0 6px 22px;
  position: relative;
  border-bottom: 1px dashed var(--color-border);
}
.pricing-list li:last-child { border-bottom: 0; }
.pricing-list li::before {
  content: "✓";
  position: absolute; left: 0; top: 6px;
  color: var(--color-accent); font-weight: 700;
}

.pricing-note {
  text-align: center;
  font-size: 12px;
  color: var(--color-deep);
  margin-top: 28px;
  font-family: var(--font-jp);
}

.pricing-cta-wrap { text-align: center; margin-top: 28px; }
.pricing-cta {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  padding: 16px 44px;
  font-size: 15px;
  font-weight: 600;
  border-radius: 2px;
  box-shadow: 0 6px 16px rgba(216, 59, 59, .25);
  transition: background .2s, transform .2s;
}
.pricing-cta:hover { background: var(--color-accent-dark); transform: translateY(-2px); }

/* ================ 受講メニュー / Course Menu ================ */
.menu { padding: 96px 24px; background: var(--color-bg); }
.menu-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
}
.menu-card {
  background: var(--color-dark);
  color: #ddd;
  padding: 22px 20px;
  border-radius: 2px;
  transition: transform .2s, background .2s;
  min-height: 150px;
}
.menu-card:hover {
  background: #2a2a2a;
  transform: translateY(-2px);
}
.menu-card h4 {
  font-family: var(--font-jp);
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid #3a3a3a;
  line-height: 1.5;
}
.menu-card p {
  font-size: 12px;
  line-height: 1.8;
  color: #b0b0b0;
}
.menu-card-special {
  background: linear-gradient(135deg, #2a2a2a 0%, #181818 100%);
  border: 1px solid var(--color-accent);
}
.menu-card-special h4 { color: var(--color-accent); }

/* ================ 講師紹介 / Instructors ================ */
.instructors { padding: 96px 24px; background: var(--color-bg-alt); }
.instructor-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px 36px;
  max-width: 880px; margin: 0 auto;
}
.instructor-card {
  text-align: center;
  background: #fff;
  padding: 28px 20px;
  border-radius: 4px;
  border: 1px solid var(--color-border);
}
.instructor-photo {
  width: 96px; height: 96px;
  border-radius: 50%;
  margin: 0 auto 14px;
  overflow: hidden;
  background: var(--color-bg-alt);
}
.instructor-photo img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}

.instructor-role {
  font-size: 11px; color: var(--color-accent);
  letter-spacing: .12em; font-weight: 700;
  margin-bottom: 4px;
}
.instructor-name {
  font-family: var(--font-jp);
  font-size: 16px; font-weight: 700;
  margin-bottom: 12px;
}
.instructor-bio {
  font-size: 12px; line-height: 1.85;
  color: var(--color-text-soft);
  text-align: left;
}

/* ================ 会社紹介 / Company ================ */
.company { padding: 96px 24px; background: var(--color-bg); }
.company-card {
  max-width: 720px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 2fr; gap: 36px;
  align-items: center;
  background: var(--color-bg-alt);
  padding: 36px;
  border-radius: 4px;
}
.company-logo {
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  text-align: center;
}
.company-logo-mark {
  width: 80px; height: 80px;
  background: var(--color-accent);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-jp);
  font-size: 42px; font-weight: 700;
  border-radius: 4px;
}
.company-logo-text {
  display: flex; flex-direction: column; gap: 2px;
}
.company-logo-text .bold {
  font-family: var(--font-jp);
  font-size: 14px; font-weight: 700;
}
.company-logo-text .sub {
  font-size: 11px; color: var(--color-text-soft);
}
.company-info p {
  font-size: 13px; line-height: 1.95;
  color: var(--color-text-soft);
  margin-bottom: 16px;
}
.company-info .company-mission {
  font-family: var(--font-jp);
  font-size: 15px;
  color: var(--color-text);
  font-weight: 700;
  border-left: 3px solid var(--color-accent);
  padding-left: 14px;
  margin-bottom: 16px;
}
.company-cta {
  display: inline-block;
  background: var(--color-accent); color: #fff;
  padding: 12px 28px; font-size: 13px; font-weight: 600;
  border-radius: 2px;
  transition: background .2s;
}
.company-cta:hover { background: var(--color-accent-dark); }

/* ================ フッター / Footer ================ */
.site-footer {
  background: #1a1a1a; color: #aaa;
  padding: 56px 24px 24px;
}
.footer-inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid #333;
}
.footer-brand { font-size: 12px; line-height: 1.8; }
.footer-logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-jp);
  font-size: 14px; color: #fff; font-weight: 700;
  margin-bottom: 14px;
}
.footer-addr { color: #888; font-size: 12px; }
.footer-links {
  display: flex; flex-wrap: wrap; gap: 18px;
  font-size: 12px;
  align-content: flex-start;
}
.footer-links a:hover { color: var(--color-accent); }
.copyright {
  grid-column: 1 / -1;
  text-align: center;
  font-size: 11px; color: #666;
  margin-top: 24px;
}

/* ================ レスポンシブ / Responsive ================ */
@media (max-width: 900px) {
  .global-nav { display: none; }
  .header-cta { display: none; }
  .hamburger { display: flex; }

  .hero-inner { grid-template-columns: 1fr; }
  .hero-img { max-width: 320px; margin: 0 auto; }
  .hero-title { font-size: 28px; }

  .concept-grid { grid-template-columns: 1fr; padding: 32px 20px; }

  .feature-row, .feature-row.reverse { grid-template-columns: 1fr; gap: 20px; }
  .feature-row.reverse .feature-text { order: 1; }
  .feature-row.reverse .feature-visual { order: 2; }

  .pricing-grid { grid-template-columns: 1fr; }

  .menu-grid { grid-template-columns: 1fr 1fr; }

  .instructor-grid { grid-template-columns: 1fr 1fr; }

  .company-card { grid-template-columns: 1fr; text-align: center; }

  .footer-inner { grid-template-columns: 1fr; }
}

@media (max-width: 540px) {
  .menu-grid, .instructor-grid { grid-template-columns: 1fr; }
  .section-heading h2 { font-size: 18px; }
  .heading-line { flex-basis: 30px; }
  .section-title { font-size: 22px; }
  .hero-title { font-size: 22px; }
}