/* ============================================================
   NewsWorld — LP スタイルシート
   ファイル: landing/styles.css
   最終更新: 2026-04-29
   設計方針:
     - モバイルファースト
     - ダークモード自動対応（prefers-color-scheme）
     - CDN依存ゼロ、変数駆動
     - 17px+ フォント、見やすいライン高
   ============================================================ */

/* ---------- リセット ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body, h1, h2, h3, h4, p, ul, ol, li, figure, blockquote, dl, dd { margin: 0; padding: 0; }
ul, ol { list-style: none; }
img, picture, svg, video { display: block; max-width: 100%; height: auto; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
a { color: inherit; text-decoration: none; }
input, textarea, select { font: inherit; color: inherit; }
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

/* ---------- カラーシステム ---------- */
:root {
  /* ライト基準（信頼感のある深青基調） */
  --bg: #f7f8fb;
  --bg-elev: #ffffff;
  --bg-soft: #eef1f7;
  --text: #0e1726;
  --text-muted: #4b566b;
  --text-subtle: #7d889c;
  --border: #dce1ea;
  --border-strong: #b9c1d1;

  /* ブランドカラー */
  --brand: #0a1628;        /* ディープネイビー */
  --brand-2: #15294a;      /* ネイビー */
  --brand-soft: #1e3a6b;   /* 明るいネイビー */
  --gold: #d4a857;         /* アクセントゴールド */
  --gold-deep: #b8862f;
  --accent: #3a7cf2;       /* アクセントブルー */
  --danger: #e54848;
  --success: #2da872;

  /* タイポ */
  --ff-sans: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic", "Meiryo", system-ui, sans-serif;
  --ff-serif: "Hiragino Mincho ProN", "Yu Mincho", "Noto Serif JP", serif;

  --fs-base: 17px;
  --lh-base: 1.85;

  /* レイアウト */
  --container: 1180px;
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 2px 8px rgba(10, 22, 40, 0.05);
  --shadow: 0 8px 28px rgba(10, 22, 40, 0.08);
  --shadow-lg: 0 20px 50px rgba(10, 22, 40, 0.14);
  --shadow-gold: 0 14px 34px rgba(212, 168, 87, 0.28);

  /* イージング */
  --ease: cubic-bezier(.2,.7,.2,1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #060b15;
    --bg-elev: #0d1727;
    --bg-soft: #111e35;
    --text: #eef2fa;
    --text-muted: #b6c2d6;
    --text-subtle: #8696b0;
    --border: #1d2c47;
    --border-strong: #2c4068;

    --brand: #0a1628;
    --brand-2: #1c3563;
    --brand-soft: #2a4f96;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.35);
    --shadow: 0 8px 28px rgba(0,0,0,0.45);
    --shadow-lg: 0 20px 50px rgba(0,0,0,0.55);
  }
}

/* ---------- ベース ---------- */
html { font-size: var(--fs-base); }
body {
  font-family: var(--ff-sans);
  line-height: var(--lh-base);
  color: var(--text);
  background: var(--bg);
  font-feature-settings: "palt";
  letter-spacing: 0.02em;
  overflow-x: hidden;
}
::selection { background: var(--gold); color: var(--brand); }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}
@media (min-width: 768px) { .container { padding: 0 32px; } }

.pc-only { display: none; }
@media (min-width: 768px) { .pc-only { display: inline; } }

/* ---------- 共通テキスト ---------- */
.section-eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.25em;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 14px;
  text-transform: uppercase;
}
.section-title {
  font-family: var(--ff-sans);
  font-size: clamp(1.6rem, 4.5vw + 0.5rem, 2.6rem);
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1.4;
  margin-bottom: 18px;
}
.section-lead {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  line-height: 1.95;
}

/* ---------- ボタン ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.05em;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), color .25s var(--ease);
  white-space: nowrap;
  border: 2px solid transparent;
  cursor: pointer;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: linear-gradient(135deg, var(--brand-soft), var(--accent));
  color: #fff;
  box-shadow: 0 10px 26px rgba(58, 124, 242, 0.35);
}
.btn-primary:hover { box-shadow: 0 14px 34px rgba(58, 124, 242, 0.55); }

.btn-gold {
  background: linear-gradient(135deg, var(--gold), var(--gold-deep));
  color: #1a1206;
  box-shadow: var(--shadow-gold);
}
.btn-gold:hover { box-shadow: 0 18px 40px rgba(212, 168, 87, 0.5); }

.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}
.btn-outline:hover { background: var(--bg-soft); border-color: var(--accent); color: var(--accent); }

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: transparent;
  text-decoration: underline;
  text-underline-offset: 4px;
}
.btn-ghost:hover { color: var(--accent); }

.btn-block { width: 100%; }
.btn-lg { padding: 18px 36px; font-size: 1.05rem; }

/* ---------- ヘッダー ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.site-header.scrolled {
  border-bottom-color: var(--border);
  background: color-mix(in srgb, var(--bg) 92%, transparent);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 16px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0.04em;
}
.brand-mark {
  width: 36px; height: 36px;
  display: inline-grid; place-items: center;
  background: linear-gradient(135deg, var(--brand), var(--brand-soft));
  color: var(--gold);
  font-family: var(--ff-serif);
  font-size: 22px; font-weight: 700;
  border-radius: 10px;
  box-shadow: 0 4px 14px rgba(10, 22, 40, 0.25);
}
.brand-name {
  font-size: 1.15rem;
  background: linear-gradient(135deg, var(--text), var(--brand-soft));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.site-nav {
  display: none;
  align-items: center;
  gap: 28px;
}
.site-nav a {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: color .2s var(--ease);
}
.site-nav a:hover { color: var(--text); }
.site-nav .nav-cta {
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--brand);
  color: #fff !important;
}
.site-nav .nav-cta:hover { background: var(--brand-soft); }

@media (min-width: 880px) {
  .site-nav { display: flex; }
}
.nav-toggle {
  display: flex; flex-direction: column; gap: 5px;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
  border-radius: 10px;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--text); transition: transform .3s var(--ease), opacity .2s; }
@media (min-width: 880px) { .nav-toggle { display: none; } }

/* モバイルナビ展開 */
.site-nav.is-open {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 64px; left: 0; right: 0;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--border);
  padding: 20px;
  gap: 16px;
}

/* ============================================================
   1. ヒーロー
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  padding: 100px 0 80px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(180deg, var(--brand) 0%, var(--brand-2) 60%, var(--brand) 100%);
  color: #f5f7fb;
  isolation: isolate;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}
.hero-grid {
  position: absolute;
  inset: -10%;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
  animation: gridShift 30s linear infinite;
}
@keyframes gridShift {
  from { transform: translate(0, 0); }
  to { transform: translate(56px, 56px); }
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.55;
  animation: orbFloat 18s var(--ease) infinite alternate;
}
.hero-orb-1 { width: 360px; height: 360px; background: #3a7cf2; top: -80px; left: -80px; }
.hero-orb-2 { width: 480px; height: 480px; background: #d4a857; bottom: -160px; right: -120px; animation-duration: 22s; animation-delay: -4s; opacity: 0.35; }
.hero-orb-3 { width: 280px; height: 280px; background: #6c4bff; top: 40%; right: 20%; animation-duration: 26s; animation-delay: -8s; opacity: 0.3; }
@keyframes orbFloat {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(40px, -30px) scale(1.1); }
}

.hero-ticker {
  position: absolute;
  bottom: 14%;
  left: 0; right: 0;
  height: 28px;
  overflow: hidden;
  opacity: 0.16;
  pointer-events: none;
}
.ticker-track {
  display: flex;
  gap: 48px;
  white-space: nowrap;
  animation: tickerScroll 28s linear infinite;
  font-family: var(--ff-serif);
  font-size: 0.95rem;
  letter-spacing: 0.3em;
  color: #fff;
}
.ticker-track span { padding: 0 4px; }
@keyframes tickerScroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.hero-inner {
  position: relative;
  text-align: center;
  z-index: 2;
}
.hero-eyebrow {
  font-size: 0.95rem;
  letter-spacing: 0.2em;
  color: rgba(245, 247, 251, 0.75);
  margin-bottom: 24px;
}
.hero-title {
  font-family: var(--ff-sans);
  font-size: clamp(2.2rem, 8vw + 0.6rem, 5rem);
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: 0.02em;
  margin-bottom: 28px;
  text-shadow: 0 6px 30px rgba(0,0,0,0.4);
}
.hero-title .accent {
  background: linear-gradient(135deg, var(--gold), #f5d589);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  font-size: clamp(1rem, 2.4vw + 0.3rem, 1.2rem);
  color: rgba(245, 247, 251, 0.88);
  margin: 0 auto 36px;
  max-width: 720px;
  line-height: 1.85;
}
.hero-sub strong { color: #fff; }
.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 32px;
}
.hero-meta {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
  justify-content: center;
  padding: 14px 22px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  font-size: 0.95rem;
  color: rgba(245, 247, 251, 0.9);
}
.hero-meta-item strong { color: var(--gold); font-size: 1.1rem; }
.hero-meta-divider {
  width: 1px; height: 16px;
  background: rgba(255,255,255,0.2);
}

.hero-scroll {
  position: absolute;
  bottom: 36px; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center;
  gap: 10px;
  color: rgba(245, 247, 251, 0.6);
  font-size: 0.7rem; letter-spacing: 0.4em;
  z-index: 3;
}
.hero-scroll-line {
  display: block;
  width: 1px; height: 36px;
  background: linear-gradient(180deg, transparent, var(--gold), transparent);
  background-size: 100% 200%;
  animation: scrollPulse 2.5s var(--ease) infinite;
}
@keyframes scrollPulse {
  0% { background-position: 0 -100%; }
  100% { background-position: 0 200%; }
}

/* ============================================================
   2. ストーリー
   ============================================================ */
.story {
  padding: 100px 0;
  background: var(--bg-elev);
  position: relative;
}
.story-inner { max-width: 820px; margin: 0 auto; text-align: center; }
.story-steps {
  margin-top: 56px;
  display: flex;
  flex-direction: column;
  gap: 64px;
  text-align: left;
  position: relative;
}
.story-steps::before {
  content: '';
  position: absolute;
  left: 24px;
  top: 30px;
  bottom: 30px;
  width: 2px;
  background: linear-gradient(180deg, transparent, var(--border-strong), transparent);
}
@media (min-width: 768px) {
  .story-steps::before { left: 36px; }
}

.story-step {
  position: relative;
  padding-left: 70px;
}
@media (min-width: 768px) {
  .story-step { padding-left: 90px; }
}
.story-num {
  position: absolute;
  left: 0; top: 0;
  width: 50px; height: 50px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--brand);
  color: var(--gold);
  font-family: var(--ff-serif);
  font-weight: 700;
  font-size: 1rem;
  box-shadow: 0 6px 18px rgba(10, 22, 40, 0.18);
}
@media (min-width: 768px) {
  .story-num { width: 64px; height: 64px; font-size: 1.15rem; left: 4px; }
}
.story-step h3 {
  font-size: clamp(1.2rem, 3vw + 0.4rem, 1.6rem);
  font-weight: 800;
  margin-bottom: 14px;
  line-height: 1.5;
  color: var(--text);
}
.story-step p {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 2;
}
.story-step-final {
  background: linear-gradient(135deg, color-mix(in srgb, var(--brand) 4%, transparent), color-mix(in srgb, var(--gold) 6%, transparent));
  border-radius: var(--radius-lg);
  padding: 36px 28px 36px 90px;
  border: 1px solid color-mix(in srgb, var(--gold) 25%, transparent);
}
@media (max-width: 767px) {
  .story-step-final { padding: 28px 22px 28px 78px; }
}
.story-final-text {
  font-size: 1.1rem !important;
  color: var(--text) !important;
}
.story-final-text strong {
  font-size: 1.18rem;
  background: linear-gradient(135deg, var(--brand), var(--gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.story-cta { margin-top: 24px; }

/* ============================================================
   3. 特徴
   ============================================================ */
.features {
  padding: 100px 0;
  background: var(--bg);
}
.features .section-title { text-align: center; }
.features .section-eyebrow,
.features .section-lead { text-align: center; }
.features .section-eyebrow { display: block; }
.features .section-lead { max-width: 680px; margin-left: auto; margin-right: auto; }

.feature-grid {
  margin-top: 30px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
@media (min-width: 640px) { .feature-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .feature-grid { grid-template-columns: repeat(3, 1fr); gap: 26px; } }

.feature-card {
  position: relative;
  padding: 32px 26px;
  background: var(--bg-elev);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
  overflow: hidden;
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}
.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 0% 0%, color-mix(in srgb, var(--accent) 8%, transparent), transparent 50%);
  opacity: 0;
  transition: opacity .3s var(--ease);
  pointer-events: none;
}
.feature-card:hover::before { opacity: 1; }
.feature-icon {
  width: 56px; height: 56px;
  display: grid; place-items: center;
  margin-bottom: 22px;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  border-radius: 14px;
}
.feature-card h3 {
  font-size: 1.18rem;
  font-weight: 800;
  margin-bottom: 12px;
  line-height: 1.45;
}
.feature-card p {
  font-size: 0.98rem;
  color: var(--text-muted);
  line-height: 1.85;
}
.feature-card-highlight {
  background: linear-gradient(160deg, var(--brand), var(--brand-2));
  color: #fff;
  border-color: var(--brand-2);
}
.feature-card-highlight h3 { color: #fff; }
.feature-card-highlight p { color: rgba(255,255,255,0.82); }
.feature-card-highlight .feature-icon { color: var(--gold); background: rgba(212, 168, 87, 0.15); }
.feature-badge {
  position: absolute;
  top: 20px; right: 20px;
  padding: 4px 12px;
  background: var(--gold);
  color: #1a1206;
  border-radius: 999px;
  font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.1em;
}

/* ============================================================
   4. 数字
   ============================================================ */
.numbers {
  padding: 100px 0;
  background: linear-gradient(180deg, var(--brand) 0%, var(--brand-2) 100%);
  color: #f5f7fb;
}
.numbers .section-title,
.numbers .section-eyebrow,
.numbers .section-lead { text-align: center; }
.numbers .section-eyebrow { display: block; color: var(--gold); }
.numbers .section-title { color: #fff; }
.numbers .section-lead { color: rgba(245, 247, 251, 0.8); margin-left: auto; margin-right: auto; max-width: 700px; }
.numbers-disclaimer { font-size: 0.92rem; }

.number-grid {
  margin-top: 32px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
@media (min-width: 768px) { .number-grid { grid-template-columns: repeat(4, 1fr); gap: 26px; } }

.number-card {
  text-align: center;
  padding: 28px 16px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(6px);
}
.number-value {
  display: block;
  font-family: var(--ff-serif);
  font-size: clamp(2rem, 5vw + 0.5rem, 3rem);
  font-weight: 700;
  line-height: 1.1;
  background: linear-gradient(135deg, var(--gold), #f5d589);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 10px;
}
.number-label {
  font-size: 0.95rem;
  color: rgba(245, 247, 251, 0.85);
  line-height: 1.6;
}
.number-label small { display: block; font-size: 0.82rem; color: rgba(245, 247, 251, 0.65); margin-top: 4px; }

/* ============================================================
   5. プラン
   ============================================================ */
.plans {
  padding: 100px 0;
  background: var(--bg);
}
.plans .section-title,
.plans .section-eyebrow,
.plans .section-lead { text-align: center; }
.plans .section-eyebrow { display: block; }
.plans .section-lead { max-width: 720px; margin-left: auto; margin-right: auto; }

.plan-grid {
  margin-top: 40px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}
@media (min-width: 900px) {
  .plan-grid { grid-template-columns: repeat(3, 1fr); gap: 26px; align-items: stretch; }
}

.plan-card {
  position: relative;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px 32px;
  display: flex;
  flex-direction: column;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.plan-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }

.plan-card-recommended {
  background: linear-gradient(165deg, var(--brand), var(--brand-2));
  color: #f7f9fc;
  border-color: transparent;
  transform: scale(1.02);
  box-shadow: var(--shadow-lg);
  z-index: 2;
}
@media (min-width: 900px) {
  .plan-card-recommended { transform: scale(1.05); }
  .plan-card-recommended:hover { transform: scale(1.05) translateY(-5px); }
}

.plan-recommended-badge {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  padding: 6px 18px;
  background: linear-gradient(135deg, var(--gold), var(--gold-deep));
  color: #1a1206;
  border-radius: 999px;
  font-size: 0.82rem; font-weight: 700;
  letter-spacing: 0.15em;
  box-shadow: var(--shadow-gold);
}

.plan-header { margin-bottom: 22px; }
.plan-name {
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 6px;
}
.plan-tag {
  font-size: 0.92rem;
  color: var(--text-subtle);
}
.plan-card-recommended .plan-tag { color: rgba(247, 249, 252, 0.7); }

.plan-card-premium {
  border: 2px solid color-mix(in srgb, var(--gold) 50%, transparent);
}
.plan-card-premium .plan-name {
  background: linear-gradient(135deg, var(--gold), var(--gold-deep));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.plan-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px dashed var(--border);
}
.plan-card-recommended .plan-price { border-bottom-color: rgba(255,255,255,0.18); }
.plan-card-premium .plan-price { border-bottom-color: color-mix(in srgb, var(--gold) 25%, transparent); }
.plan-price-yen {
  font-size: 1.4rem; font-weight: 700;
}
.plan-price-num {
  font-family: var(--ff-serif);
  font-size: clamp(2.6rem, 6vw + 0.5rem, 3.4rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.01em;
}
.plan-price-unit {
  font-size: 0.92rem;
  color: var(--text-subtle);
  margin-left: 6px;
}
.plan-card-recommended .plan-price-unit { color: rgba(247, 249, 252, 0.75); }

.plan-features {
  flex: 1;
  margin-bottom: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.plan-features li {
  position: relative;
  padding-left: 28px;
  font-size: 0.98rem;
  line-height: 1.7;
}
.plan-features li::before {
  content: '';
  position: absolute;
  left: 0; top: 8px;
  width: 18px; height: 18px;
  background: color-mix(in srgb, var(--success) 18%, transparent);
  border-radius: 50%;
}
.plan-features li::after {
  content: '';
  position: absolute;
  left: 5px; top: 11px;
  width: 8px; height: 4px;
  border-left: 2px solid var(--success);
  border-bottom: 2px solid var(--success);
  transform: rotate(-45deg);
}
.plan-card-recommended .plan-features li::before { background: rgba(212, 168, 87, 0.2); }
.plan-card-recommended .plan-features li::after { border-color: var(--gold); }

.plan-cta { width: 100%; }
.plan-note {
  margin-top: 14px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-subtle);
}
.plan-card-recommended .plan-note { color: rgba(247, 249, 252, 0.7); }

.plan-disclaimer {
  margin-top: 36px;
  text-align: center;
  font-size: 0.88rem;
  color: var(--text-subtle);
  line-height: 1.85;
}
.plan-disclaimer a { color: var(--accent); text-decoration: underline; }

/* ============================================================
   6. こんな方におすすめ
   ============================================================ */
.for-whom {
  padding: 100px 0;
  background: var(--bg-elev);
}
.for-whom .section-title,
.for-whom .section-eyebrow { text-align: center; }
.for-whom .section-eyebrow { display: block; }

.for-whom-grid {
  margin-top: 40px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
@media (min-width: 640px) { .for-whom-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .for-whom-grid { grid-template-columns: repeat(3, 1fr); gap: 24px; } }

.for-whom-card {
  padding: 28px 24px;
  background: var(--bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}
.for-whom-card:hover { border-color: var(--accent); transform: translateY(-3px); }
.for-whom-icon {
  font-size: 2rem;
  display: inline-block;
  margin-bottom: 14px;
  filter: saturate(1.1);
}
.for-whom-card h3 {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 10px;
  line-height: 1.5;
}
.for-whom-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.85;
}

/* ============================================================
   7. 創業者
   ============================================================ */
.founder {
  padding: 100px 0;
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 100%);
}
.founder-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: start;
}
@media (min-width: 900px) {
  .founder-inner { grid-template-columns: 280px 1fr; gap: 60px; align-items: start; }
}

.founder-photo { display: flex; justify-content: center; }
.founder-photo-placeholder {
  width: 240px; height: 240px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-soft), var(--accent));
  display: grid; place-items: center;
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.8rem; line-height: 1.6;
  text-align: center;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}
.founder-photo-placeholder svg { color: #fff; opacity: 0.4; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -60%); }
.founder-photo-placeholder span { position: relative; z-index: 1; padding-top: 130px; }

.founder-body {
  font-size: 1rem;
  line-height: 2;
  color: var(--text);
}
.founder-body p { margin-bottom: 18px; }
.founder-body strong { color: var(--brand-soft); font-weight: 700; }
@media (prefers-color-scheme: dark) {
  .founder-body strong { color: var(--gold); }
}
.founder-sign {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px dashed var(--border-strong);
  font-size: 0.95rem !important;
  color: var(--text-muted);
}
.founder-sign-name {
  display: inline-block;
  margin-top: 8px;
  font-family: var(--ff-serif);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.15em;
}

/* ============================================================
   8. FAQ
   ============================================================ */
.faq {
  padding: 100px 0;
  background: var(--bg);
}
.faq-inner { max-width: 820px; margin: 0 auto; }
.faq .section-title,
.faq .section-eyebrow { text-align: center; }
.faq .section-eyebrow { display: block; }

.faq-list {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.faq-item[open] {
  border-color: var(--accent);
  box-shadow: var(--shadow);
}
.faq-item summary {
  padding: 20px 56px 20px 22px;
  font-size: 1.02rem;
  font-weight: 700;
  cursor: pointer;
  position: relative;
  list-style: none;
  line-height: 1.5;
  user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '';
  position: absolute;
  right: 22px; top: 50%;
  width: 14px; height: 14px;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: translateY(-65%) rotate(45deg);
  transition: transform .25s var(--ease);
}
.faq-item[open] summary::after {
  transform: translateY(-25%) rotate(-135deg);
}
.faq-body {
  padding: 0 22px 22px;
  color: var(--text-muted);
  line-height: 1.95;
}
.faq-body a { color: var(--accent); text-decoration: underline; }

/* ============================================================
   9. ニュースレター
   ============================================================ */
.newsletter {
  padding: 80px 0 100px;
  background: var(--bg);
}
.newsletter-inner { max-width: 760px; margin: 0 auto; }
.newsletter-card {
  padding: 48px 32px;
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, var(--brand), var(--brand-2));
  color: #f5f7fb;
  text-align: center;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}
.newsletter-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 0% 0%, color-mix(in srgb, var(--gold) 20%, transparent), transparent 60%);
  pointer-events: none;
}
.newsletter-card .section-eyebrow { color: var(--gold); }
.newsletter-title {
  font-size: clamp(1.5rem, 4vw + 0.4rem, 2rem);
  font-weight: 800;
  margin-bottom: 14px;
  position: relative;
}
.newsletter-lead {
  color: rgba(245, 247, 251, 0.85);
  margin-bottom: 28px;
  position: relative;
}
.newsletter-form {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 480px;
  margin: 0 auto;
}
@media (min-width: 600px) {
  .newsletter-form { flex-direction: row; flex-wrap: wrap; align-items: center; }
  .newsletter-form input { flex: 1 1 220px; min-width: 0; }
  .newsletter-form .btn { flex: 0 0 auto; }
  .newsletter-form .newsletter-message,
  .newsletter-form .newsletter-privacy { flex: 0 0 100%; text-align: center; }
}
.newsletter-form input[type="email"] {
  padding: 14px 18px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.08);
  color: #fff;
  font-size: 1rem;
  outline: none;
  transition: border-color .25s var(--ease), background .25s var(--ease);
}
.newsletter-form input[type="email"]::placeholder { color: rgba(245, 247, 251, 0.55); }
.newsletter-form input[type="email"]:focus {
  border-color: var(--gold);
  background: rgba(255,255,255,0.14);
}
.newsletter-message {
  width: 100%;
  margin-top: 4px;
  font-size: 0.9rem;
  color: var(--gold);
  min-height: 1.4em;
}
.newsletter-privacy {
  width: 100%;
  font-size: 0.82rem;
  color: rgba(245, 247, 251, 0.65);
  margin-top: 4px;
}
.newsletter-privacy a { color: var(--gold); text-decoration: underline; }

/* ============================================================
   最終CTA
   ============================================================ */
.final-cta {
  padding: 80px 0;
  background: linear-gradient(180deg, var(--bg-soft) 0%, var(--bg) 100%);
  text-align: center;
}
.final-cta h2 {
  font-size: clamp(1.6rem, 4vw + 0.5rem, 2.4rem);
  font-weight: 800;
  margin-bottom: 14px;
}
.final-cta p {
  color: var(--text-muted);
  margin-bottom: 28px;
}
.final-cta-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
}

/* ============================================================
   フッター
   ============================================================ */
.site-footer {
  padding: 60px 0 100px;
  background: var(--brand);
  color: rgba(245, 247, 251, 0.78);
}
@media (min-width: 768px) { .site-footer { padding-bottom: 60px; } }

.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}
@media (min-width: 768px) {
  .footer-inner { grid-template-columns: 1.2fr 2fr; gap: 50px; }
}
.footer-brand .brand { color: #fff; }
.footer-brand .brand-name {
  background: linear-gradient(135deg, #fff, var(--gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.footer-tagline {
  margin-top: 14px;
  font-size: 0.92rem;
  color: rgba(245, 247, 251, 0.65);
  line-height: 1.7;
}
.footer-nav {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
@media (min-width: 600px) { .footer-nav { grid-template-columns: repeat(4, 1fr); } }
.footer-nav-col h4 {
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  color: var(--gold);
  margin-bottom: 14px;
  text-transform: uppercase;
}
.footer-nav-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-nav-col a {
  font-size: 0.92rem;
  color: rgba(245, 247, 251, 0.78);
  transition: color .2s var(--ease);
}
.footer-nav-col a:hover { color: var(--gold); }
.footer-social { flex-direction: row !important; gap: 14px !important; }
.footer-social a {
  width: 40px; height: 40px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  color: rgba(245, 247, 251, 0.78);
  transition: background .2s var(--ease), color .2s var(--ease);
}
.footer-social a:hover { background: var(--gold); color: var(--brand); }

.footer-bottom {
  grid-column: 1 / -1;
  margin-top: 30px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.85rem;
  color: rgba(245, 247, 251, 0.55);
  line-height: 1.7;
}
.footer-disclaimer { font-size: 0.78rem; }

/* ============================================================
   モバイル固定CTA
   ============================================================ */
.mobile-cta {
  position: fixed;
  left: 16px; right: 16px; bottom: 16px;
  z-index: 90;
  opacity: 0;
  pointer-events: none;
  transform: translateY(80px);
  transition: opacity .3s var(--ease), transform .3s var(--ease);
}
.mobile-cta.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
@media (min-width: 768px) {
  .mobile-cta { display: none; }
}
.mobile-cta .btn {
  box-shadow: 0 14px 36px rgba(58, 124, 242, 0.5);
}

/* ============================================================
   reveal アニメーション
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-grid, .hero-orb, .ticker-track, .hero-scroll-line { animation: none !important; }
  html { scroll-behavior: auto; }
}

/* contact / 補助ページ向け */
.page-section { padding: 120px 0 80px; min-height: 100vh; }
.page-content {
  max-width: 820px;
  margin: 0 auto;
  background: var(--bg-elev);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 40px 28px;
}
@media (min-width: 768px) { .page-content { padding: 56px 48px; } }
.page-title {
  font-size: clamp(1.6rem, 4vw + 0.4rem, 2.2rem);
  font-weight: 800;
  margin-bottom: 12px;
}
.page-lead {
  color: var(--text-muted);
  margin-bottom: 36px;
  line-height: 1.95;
}
.page-content h2 { font-size: 1.25rem; margin: 28px 0 12px; font-weight: 800; }
.page-content h3 { font-size: 1.05rem; margin: 20px 0 8px; font-weight: 700; }
.page-content p, .page-content li { line-height: 1.95; color: var(--text); margin-bottom: 12px; }
.page-content ul, .page-content ol { padding-left: 1.4em; margin-bottom: 14px; }
.page-content ul li { list-style: disc; }
.page-content ol li { list-style: decimal; }
.page-content table {
  width: 100%; border-collapse: collapse; margin: 16px 0;
  border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden;
}
.page-content th, .page-content td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--border); font-size: 0.95rem; }
.page-content th { background: var(--bg-soft); font-weight: 700; }
.page-content tr:last-child td { border-bottom: none; }
.placeholder-box {
  margin: 16px 0;
  padding: 16px 18px;
  background: color-mix(in srgb, var(--gold) 10%, transparent);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  color: var(--text-muted);
}

/* contact form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-top: 14px;
}
.form-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-row label {
  font-size: 0.95rem;
  font-weight: 700;
  display: flex; align-items: center; gap: 8px;
}
.form-row label .required {
  font-size: 0.7rem;
  padding: 2px 6px;
  background: var(--danger);
  color: #fff;
  border-radius: 4px;
  letter-spacing: 0.05em;
}
.form-row label .optional {
  font-size: 0.7rem;
  padding: 2px 6px;
  background: var(--bg-soft);
  color: var(--text-muted);
  border-radius: 4px;
  letter-spacing: 0.05em;
}
.form-row input,
.form-row select,
.form-row textarea {
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--bg);
  color: var(--text);
  font-size: 1rem;
  outline: none;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}
.form-row textarea { resize: vertical; min-height: 160px; }
.form-row input.is-invalid,
.form-row select.is-invalid,
.form-row textarea.is-invalid {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--danger) 14%, transparent);
}
.form-error {
  display: none;
  font-size: 0.85rem;
  color: var(--danger);
  margin-top: 4px;
}
.form-row.has-error .form-error { display: block; }
.form-help {
  font-size: 0.85rem;
  color: var(--text-subtle);
}
.form-counter {
  font-size: 0.82rem;
  color: var(--text-subtle);
  text-align: right;
  margin-top: 4px;
}
.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.95rem;
}
.form-checkbox input { margin-top: 4px; width: 18px; height: 18px; flex-shrink: 0; }
.form-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 8px;
}
@media (min-width: 600px) {
  .form-actions {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
  }
  .form-actions .btn { flex: 0 0 auto; }
  .form-actions .form-note { flex: 1 1 100%; }
}
.form-actions .form-note {
  font-size: 0.85rem;
  color: var(--text-subtle);
  line-height: 1.7;
}

/* thanks */
.thanks-icon {
  width: 80px; height: 80px;
  margin: 0 auto 24px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: color-mix(in srgb, var(--success) 16%, transparent);
  color: var(--success);
}
.thanks-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 32px;
}
.thanks-content { text-align: center; }