/* ============================================================
   Equa Website - style.css
   ============================================================ */

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

:root {
  --blue: #5B8FFF;
  --pink: #FF6BAE;
  --purple: #9B6BFF;
  --dark: #0f0f1a;
  --dark2: #1a1a2e;
  --text: #1a1a2e;
  --text-sub: #6b7280;
  --bg: #f8f9ff;
  --white: #ffffff;
  --grad: linear-gradient(135deg, var(--blue), var(--pink));
  --radius: 16px;
  --shadow: 0 8px 32px rgba(91,143,255,0.15);
}

html { scroll-behavior: smooth; }

/* ── 告知バー ── */
.announce-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  background: linear-gradient(90deg, #5B8FFF, #a855f7, #FF6BAE, #a855f7, #5B8FFF);
  background-size: 200% 100%;
  animation: bar-slide 10s ease-in-out infinite alternate;
  color: #1a0030;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 11px 20px;
  font-size: 14px;
  flex-wrap: wrap;
  text-align: center;
  box-shadow: 0 2px 16px rgba(91,143,255,0.4);
}
@keyframes bar-slide {
  0%   { background-position: 0% 50%; }
  100% { background-position: 100% 50%; }
}
.announce-icon { font-size: 20px; }
.announce-bar strong {
  font-size: 16px;
  letter-spacing: 0.5px;
  color: #1a0030;
}
.announce-sub { opacity: 0.85; font-size: 13px; color: #1a0030; }
.announce-sub s { opacity: 0.6; }
.announce-cta {
  background: #1a0030;
  color: white;
  font-weight: 900;
  font-size: 13px;
  padding: 6px 18px;
  border-radius: 50px;
  text-decoration: none;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  transition: transform 0.2s, box-shadow 0.2s;
}
.announce-cta:hover { transform: scale(1.05); box-shadow: 0 4px 16px rgba(0,0,0,0.2); }

body {
  font-family: 'Noto Sans JP', sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* ── グラデーションテキスト ── */
.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── セクションラベル ── */
.section-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 900;
  line-height: 1.3;
  margin-bottom: 48px;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 44px; left: 0; right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: background 0.3s, box-shadow 0.3s;
}
.navbar.scrolled {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.nav-logo {
  font-size: 24px;
  font-weight: 900;
  text-decoration: none;
}
.nav-url {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  opacity: 0.7;
  letter-spacing: 0.02em;
}
.nav-url:hover { opacity: 1; color: var(--primary); }
.logo-e { background: var(--grad); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.logo-qua { color: var(--text); }

.nav-links {
  display: flex;
  list-style: none;
  gap: 28px;
  margin-left: auto;
}
.nav-links a {
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-sub);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--blue); }

.nav-cta {
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  padding: 10px 22px;
  background: var(--grad);
  color: white;
  border-radius: 50px;
  flex-shrink: 0;
  transition: opacity 0.2s, transform 0.2s;
}
.nav-cta:hover { opacity: 0.9; transform: translateY(-1px); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, #f0f4ff 0%, #fff5fb 100%);
  padding: 164px 24px 80px;
}

.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-gradient {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(91,143,255,0.12) 0%, transparent 60%),
              radial-gradient(ellipse at 30% 80%, rgba(255,107,174,0.10) 0%, transparent 50%);
}
.circle {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.4;
}
.c1 { width: 400px; height: 400px; background: var(--blue); top: -100px; right: -50px; }
.c2 { width: 300px; height: 300px; background: var(--pink); bottom: -80px; right: 200px; opacity: 0.25; }
.c3 { width: 200px; height: 200px; background: var(--purple); top: 40%; left: 10%; opacity: 0.2; }

.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background: linear-gradient(135deg, rgba(91,143,255,0.15), rgba(255,107,174,0.15));
  border: 1px solid rgba(91,143,255,0.3);
  border-radius: 50px;
  font-size: 13px;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 24px;
}

.hero-title {
  font-size: clamp(40px, 7vw, 72px);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 24px;
  max-width: 600px;
}

.hero-sub {
  font-size: clamp(15px, 2vw, 18px);
  color: var(--text-sub);
  margin-bottom: 36px;
  max-width: 480px;
  line-height: 1.8;
}

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 28px;
  background: var(--grad);
  color: white;
  font-weight: 700;
  font-size: 15px;
  border-radius: 50px;
  text-decoration: none;
  box-shadow: 0 8px 24px rgba(91,143,255,0.35);
  transition: transform 0.2s, box-shadow 0.2s;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(91,143,255,0.45); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  padding: 16px 28px;
  border: 2px solid rgba(91,143,255,0.4);
  color: var(--blue);
  font-weight: 700;
  font-size: 15px;
  border-radius: 50px;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s;
}
.btn-secondary:hover { background: rgba(91,143,255,0.06); border-color: var(--blue); }

/* ── カウントダウン ── */
.countdown-wrap {
  margin: 24px 0 12px;
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
}
.countdown-label {
  font-size: 11px;
  font-weight: 700;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.5px;
  margin-bottom: 12px;
}
.countdown-label-text {
  display: inline-block;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -0.5px;
  background: linear-gradient(90deg, var(--pink), var(--purple), var(--blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 100%;
  animation: label-shine 3s ease infinite;
  text-shadow: none;
  text-transform: none;
}
@keyframes label-shine {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
.countdown-boxes {
  display: flex;
  align-items: center;
  gap: 6px;
}
.cd-box {
  background: linear-gradient(135deg, var(--blue), var(--purple));
  border-radius: 10px;
  padding: 10px 14px;
  min-width: 64px;
  text-align: center;
  box-shadow: 0 4px 16px rgba(91,143,255,0.3);
}
.cd-box span {
  display: block;
  font-size: 26px;
  font-weight: 900;
  color: white;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.cd-box small {
  font-size: 10px;
  color: rgba(255,255,255,0.8);
  font-weight: 600;
  margin-top: 2px;
  display: block;
}
.cd-sep {
  font-size: 24px;
  font-weight: 900;
  color: var(--purple);
  margin-bottom: 14px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
}
.stat { display: flex; flex-direction: column; }
.stat-num {
  font-size: 28px;
  font-weight: 900;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label { font-size: 12px; color: var(--text-sub); font-weight: 500; }
.stat-free-label {
  display: inline-block;
  font-size: 16px;
  font-weight: 900;
  color: white !important;
  -webkit-text-fill-color: white !important;
  background: linear-gradient(135deg, #ff3399, #cc44ff, #ff3399);
  background-size: 200% 100%;
  padding: 6px 14px;
  border-radius: 50px;
  letter-spacing: 0.5px;
  animation: free-pulse 1.5s ease infinite, free-bg 3s linear infinite;
  box-shadow: 0 0 0 0 rgba(255,51,153,0.7);
  position: relative;
}
.stat-free-label::before {
  content: '🔥 ';
}
.stat-free-label::after {
  content: ' 🔥';
}
@keyframes free-pulse {
  0%   { transform: scale(1);    box-shadow: 0 0 0 0 rgba(255,51,153,0.7); }
  50%  { transform: scale(1.08); box-shadow: 0 0 0 8px rgba(255,51,153,0); }
  100% { transform: scale(1);    box-shadow: 0 0 0 0 rgba(255,51,153,0); }
}
@keyframes free-bg {
  0%   { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}
.stat-divider { width: 1px; height: 40px; background: rgba(0,0,0,0.1); }

/* スマホモックアップ */
.hero-phone {
  position: absolute;
  right: 5%;
  top: 50%;
  transform: translateY(-50%);
  z-index: 1;
}
.phone-mockup {
  width: 260px;
  height: 520px;
  background: var(--dark);
  border-radius: 36px;
  padding: 12px;
  box-shadow: 0 30px 80px rgba(0,0,0,0.25), 0 0 0 1px rgba(255,255,255,0.1);
  position: relative;
}
.phone-mockup::before {
  content: '';
  position: absolute;
  top: 12px; left: 50%;
  transform: translateX(-50%);
  width: 80px; height: 24px;
  background: var(--dark);
  border-radius: 0 0 16px 16px;
  z-index: 2;
}
.phone-screen {
  width: 100%;
  height: 100%;
  background: var(--bg);
  border-radius: 26px;
  overflow: hidden;
}
.phone-app { height: 100%; display: flex; flex-direction: column; }
.app-header {
  background: white;
  padding: 16px;
  text-align: center;
  border-bottom: 1px solid #f0f0f0;
}
.app-logo-small {
  font-size: 18px;
  font-weight: 900;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.app-card {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px 16px;
  gap: 10px;
}
.app-avatar { font-size: 56px; line-height: 1; }
.app-name { font-size: 18px; font-weight: 700; }
.app-tags { display: flex; gap: 4px; flex-wrap: wrap; justify-content: center; }
.app-tags span {
  font-size: 10px;
  padding: 2px 8px;
  background: rgba(91,143,255,0.1);
  color: var(--blue);
  border-radius: 20px;
  font-weight: 500;
}
.app-compat { font-size: 13px; color: var(--text-sub); }
.app-compat strong { color: var(--blue); font-size: 16px; }
.app-actions {
  display: flex;
  justify-content: center;
  gap: 24px;
  padding: 16px;
  background: white;
  border-top: 1px solid #f0f0f0;
}
.app-btn-skip, .app-btn-like {
  width: 52px; height: 52px;
  border-radius: 50%;
  border: none;
  font-size: 20px;
  cursor: pointer;
  transition: transform 0.2s;
}
.app-btn-skip { background: #f3f4f6; color: #9ca3af; }
.app-btn-like { background: var(--grad); color: white; box-shadow: 0 4px 16px rgba(255,107,174,0.4); }

/* 無料バッジ */
.free-label {
  display: inline-block;
  background: var(--grad);
  color: white;
  font-size: 14px;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: 20px;
}
.free-badge-row {
  margin-top: 10px;
  display: inline-block;
  background: var(--grad);
  color: white;
  font-size: 13px;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 20px;
}
.price-free {
  font-size: 18px;
  font-weight: 900;
  color: var(--pink);
  margin-bottom: 4px;
}

/* ============================================================
   PROBLEM
   ============================================================ */
.problem {
  background: var(--dark);
  padding: 60px 0;
}
.problem-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  align-items: center;
}
.problem-item {
  text-align: center;
  color: rgba(255,255,255,0.7);
  font-size: 15px;
  line-height: 1.6;
}
.problem-icon { font-size: 40px; margin-bottom: 12px; }
.problem-arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.arrow-text {
  font-size: 16px;
  font-weight: 700;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.4;
}
.arrow { font-size: 32px; background: var(--grad); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* ============================================================
   FEATURES
   ============================================================ */
.features { padding: 100px 0; background: var(--bg); }

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  background: white;
  border-radius: var(--radius);
  padding: 36px 28px;
  box-shadow: var(--shadow);
  transition: transform 0.3s, box-shadow 0.3s;
}
.feature-card:hover { transform: translateY(-6px); box-shadow: 0 16px 48px rgba(91,143,255,0.2); }

.feature-icon-wrap {
  width: 60px; height: 60px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.feature-icon-wrap.blue { background: var(--blue); }
.feature-icon-wrap.pink { background: var(--pink); }
.feature-icon-wrap.purple { background: var(--purple); }

.feature-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 12px; }
.feature-card p { font-size: 14px; color: var(--text-sub); line-height: 1.7; margin-bottom: 20px; }

.feature-highlight {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  background: var(--bg);
  border-radius: 10px;
  font-size: 14px;
}
.hl-item strong { color: var(--blue); font-size: 16px; }
.hl-eq { font-size: 20px; color: var(--pink); font-weight: 900; }

.feature-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }

.kyc-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 16px;
}
.kyc-col {
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 12px;
  line-height: 1.7;
}
.kyc-col ul { list-style: none; padding: 0; margin: 6px 0 0; display: flex; flex-direction: column; gap: 4px; }
.kyc-col ul li::before { content: "・"; }
.kyc-col-title { font-size: 13px; font-weight: 700; }
.kyc-ok {
  background: rgba(91,143,255,0.08);
  border: 1px solid rgba(91,143,255,0.25);
  color: var(--text);
}
.kyc-ok .kyc-col-title { color: var(--blue); }
.kyc-ng {
  background: rgba(255,180,0,0.07);
  border: 1px solid rgba(255,180,0,0.3);
  color: var(--text);
}
.kyc-ng .kyc-col-title { color: #b45309; }

.legal-compliance-note {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-top: 16px;
  padding: 12px 14px;
  background: linear-gradient(135deg, rgba(91,143,255,0.07), rgba(155,107,255,0.07));
  border: 1px solid rgba(91,143,255,0.2);
  border-radius: 10px;
  font-size: 12px;
  color: var(--text-sub);
  line-height: 1.6;
}
.legal-compliance-note strong { color: var(--text); font-size: 13px; }
.compliance-icon { font-size: 18px; flex-shrink: 0; margin-top: 1px; }
.feature-list li { font-size: 14px; color: var(--text-sub); }

.axes-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}
.axes-grid span {
  font-size: 11px;
  padding: 4px 10px;
  background: linear-gradient(135deg, rgba(91,143,255,0.1), rgba(155,107,255,0.1));
  border: 1px solid rgba(91,143,255,0.2);
  border-radius: 20px;
  color: var(--blue);
  font-weight: 600;
}

/* ============================================================
   HOW TO
   ============================================================ */
.howto { padding: 100px 0; background: white; }

.steps {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.step {
  flex: 1;
  text-align: center;
  padding: 32px 20px;
  background: var(--bg);
  border-radius: var(--radius);
}
.step-num {
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 2px;
  color: var(--blue);
  margin-bottom: 12px;
}
.step-icon { font-size: 40px; margin-bottom: 14px; }
.step h3 { font-size: 15px; font-weight: 700; margin-bottom: 10px; }
.step p { font-size: 13px; color: var(--text-sub); line-height: 1.6; }

.step-arrow {
  font-size: 24px;
  color: var(--blue);
  flex-shrink: 0;
  padding-top: 60px;
  opacity: 0.5;
}

/* ============================================================
   SAFETY
   ============================================================ */
.safety { padding: 100px 0; background: var(--bg); }
.safety-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }

.safety-items { display: flex; flex-direction: column; gap: 24px; margin-top: 8px; }
.safety-item { display: flex; gap: 16px; align-items: flex-start; }
.safety-icon { font-size: 28px; flex-shrink: 0; width: 48px; height: 48px; display: flex; align-items: center; justify-content: center; background: white; border-radius: 12px; box-shadow: var(--shadow); }
.safety-item h4 { font-size: 15px; font-weight: 700; margin-bottom: 4px; }
.safety-item p { font-size: 13px; color: var(--text-sub); line-height: 1.6; }

.safety-visual { display: flex; justify-content: center; align-items: center; }
.shield-wrap { position: relative; display: flex; flex-direction: column; align-items: center; gap: 20px; }
.shield { position: relative; }
.shield-labels { display: flex; flex-direction: column; gap: 10px; }
.sl {
  padding: 8px 18px;
  background: white;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 700;
  box-shadow: var(--shadow);
  text-align: center;
}
.sl1 { background: linear-gradient(135deg, var(--blue), var(--purple)); color: white; }
.sl2 { background: white; color: var(--text); }
.sl3 { background: white; color: var(--text); }

/* ============================================================
   PRICE
   ============================================================ */
.price { padding: 100px 0; background: white; }

.price-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  max-width: 720px;
  margin: 0 auto 28px;
}

.price-card {
  border-radius: var(--radius);
  padding: 36px 32px;
  position: relative;
}
.price-card.free {
  background: var(--bg);
  border: 2px solid #e5e7eb;
}
.price-card.premium {
  background: var(--dark);
  color: white;
  box-shadow: 0 16px 48px rgba(91,143,255,0.3);
}

.price-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  background: rgba(91,143,255,0.15);
  color: var(--blue);
  margin-bottom: 16px;
}
.price-badge.popular {
  background: var(--grad);
  color: white;
}

.price-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.price-card.premium h3 { color: white; }

.price-amount {
  font-size: 48px;
  font-weight: 900;
  line-height: 1;
  margin: 16px 0 4px;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.price-amount span { font-size: 16px; font-weight: 500; }

.price-equal {
  font-size: 12px;
  font-weight: 700;
  color: var(--pink);
  margin-bottom: 20px;
}

.price-features { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; }
.price-features li { font-size: 14px; color: var(--text-sub); }
.price-card.premium .price-features li { color: rgba(255,255,255,0.75); }
.price-features li.limited { color: #d1d5db; }

.btn-outline {
  display: block;
  text-align: center;
  padding: 14px;
  border: 2px solid var(--blue);
  color: var(--blue);
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  font-size: 15px;
  transition: background 0.2s;
}
.btn-outline:hover { background: rgba(91,143,255,0.08); }

.price-note { text-align: center; font-size: 13px; color: var(--text-sub); max-width: 600px; margin: 0 auto; }

/* ============================================================
   MISSION
   ============================================================ */
/* ── 命名由来 ── */
.brand-origin {
  padding: 80px 0;
  background: var(--bg);
}
.brand-origin-inner {
  display: flex;
  align-items: center;
  gap: 56px;
  max-width: 860px;
  margin: 0 auto;
}
.brand-origin-name {
  font-size: 80px;
  font-weight: 900;
  letter-spacing: -3px;
  line-height: 1;
  flex-shrink: 0;
}
.brand-e {
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.brand-qua { color: var(--text); }
.brand-origin-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--blue);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.brand-origin-title {
  font-size: 26px;
  font-weight: 900;
  margin-bottom: 16px;
  line-height: 1.3;
}
.brand-origin-text {
  font-size: 15px;
  color: var(--text-sub);
  line-height: 1.9;
  margin-bottom: 24px;
}
.brand-origin-text strong { color: var(--text); }
.brand-origin-eq {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 22px;
  font-weight: 900;
}
.eq-word {
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.eq-rest {
  opacity: 0.35;
  -webkit-text-fill-color: transparent;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
}
.eq-arrow { color: var(--text-sub); font-size: 18px; }
.eq-result {
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 28px;
}
@media (max-width: 640px) {
  .brand-origin-inner { flex-direction: column; gap: 24px; text-align: center; }
  .brand-origin-name { font-size: 56px; }
  .brand-origin-eq { justify-content: center; }
}

.mission {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark2) 100%);
  text-align: center;
}
.mission-inner { max-width: 700px; margin: 0 auto; }
.mission-icon { font-size: 56px; margin-bottom: 24px; }
.mission h2 {
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 900;
  color: white;
  line-height: 1.4;
  margin-bottom: 20px;
}
.mission p { font-size: 16px; color: rgba(255,255,255,0.65); line-height: 1.8; }

/* ============================================================
   FAQ
   ============================================================ */
.faq { padding: 100px 0; background: var(--bg); }

.faq-list { max-width: 720px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }

.faq-item {
  background: white;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}

.faq-q {
  width: 100%;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  background: none;
  border: none;
  font-size: 15px;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
  color: var(--text);
  font-family: inherit;
  transition: background 0.2s;
}
.faq-q:hover { background: var(--bg); }
.faq-arrow { font-size: 12px; color: var(--blue); flex-shrink: 0; transition: transform 0.3s; }
.faq-q.open .faq-arrow { transform: rotate(180deg); }

.faq-a {
  display: none;
  padding: 0 24px 20px;
}
.faq-a.open { display: block; }
.faq-a p { font-size: 14px; color: var(--text-sub); line-height: 1.8; }

/* ============================================================
   DOWNLOAD
   ============================================================ */
.download {
  padding: 100px 0;
  background: linear-gradient(160deg, #f0f4ff, #fff5fb);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.download-bg { position: absolute; inset: 0; pointer-events: none; }
.dl-circle {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
}
.dc1 { width: 500px; height: 500px; background: rgba(91,143,255,0.15); top: -200px; right: -100px; }
.dc2 { width: 400px; height: 400px; background: rgba(255,107,174,0.12); bottom: -150px; left: -100px; }

.download-inner { position: relative; z-index: 1; }
.download h2 { font-size: clamp(28px, 4vw, 44px); font-weight: 900; margin-bottom: 16px; }
.download p { font-size: 16px; color: var(--text-sub); margin-bottom: 36px; }

.dl-badges { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 28px;
  border-radius: 14px;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
}
.store-badge:hover { transform: translateY(-3px); }
.store-badge.apple {
  background: var(--dark);
  color: white;
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}
.store-badge div { text-align: left; }
.store-badge small { display: block; font-size: 11px; opacity: 0.7; }
.store-badge strong { display: block; font-size: 18px; font-weight: 700; }

.dl-note { font-size: 13px; color: var(--text-sub); margin-top: 16px; margin-bottom: 0; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { background: var(--dark); padding: 60px 0 32px; color: rgba(255,255,255,0.7); }

.footer-inner { display: grid; grid-template-columns: 1fr 2fr; gap: 48px; margin-bottom: 48px; }

.footer-brand .nav-logo { margin-bottom: 8px; display: inline-block; }
.footer-brand .logo-qua { color: white; }
.footer-brand p { font-size: 13px; color: rgba(255,255,255,0.4); margin-top: 8px; }

.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col h4 { font-size: 13px; font-weight: 700; color: white; margin-bottom: 4px; }
.footer-col a { font-size: 13px; color: rgba(255,255,255,0.5); text-decoration: none; transition: color 0.2s; }
.footer-col a:hover { color: white; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom p { font-size: 13px; color: rgba(255,255,255,0.35); }
.footer-mission { font-style: italic; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .hero-phone { display: none; }
  .features-grid { grid-template-columns: 1fr; }
  .safety-inner { grid-template-columns: 1fr; }
  .safety-visual { display: none; }
  .problem-grid { grid-template-columns: 1fr 1fr; }
  .steps { flex-direction: column; }
  .step-arrow { transform: rotate(90deg); align-self: center; padding: 0; }
  .price-grid { grid-template-columns: 1fr; max-width: 400px; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-links { grid-template-columns: repeat(2, 1fr); }
  .nav-links { display: none; }
}

@media (max-width: 600px) {
  .problem-grid { grid-template-columns: 1fr; }
  .problem-arrow { display: none; }
  .hero-stats { flex-wrap: wrap; gap: 16px; }
  .footer-links { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* ============================================================
   アニメーション
   ============================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}