/* MeShiru LP — 親しみ・温かい食卓 */

:root {
  --primary: #FF6B35;
  --primary-light: #FFF4ED;
  --primary-dark: #E85822;
  --accent: #16A34A;
  --warm: #FDF6E3;
  --warm-deep: #F5EBC8;
  --bg: #FAFAF7;
  --surface: #FFFFFF;
  --text: #111827;
  --text-secondary: #4B5563;
  --text-light: #9CA3AF;
  --border: #E5E7EB;
  --gradient: linear-gradient(135deg, #FF6B35, #FF8E53);
  --shadow: 0 1px 8px rgba(0, 0, 0, 0.07);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
  --radius: 14px;
  --radius-lg: 20px;
}

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.7;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; height: auto; }

.lp-container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== Header ===== */
.lp-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.lp-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  color: var(--text);
}
.lp-brand:hover { text-decoration: none; }
.lp-brand-emoji { font-size: 22px; }
.lp-brand-name { font-size: 18px; letter-spacing: -0.3px; }
.lp-nav-cta {
  background: var(--primary);
  color: white;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  transition: background 150ms ease;
}
.lp-nav-cta:hover { background: var(--primary-dark); text-decoration: none; }

/* ===== Hero ===== */
.lp-hero {
  background: linear-gradient(180deg, var(--primary-light) 0%, var(--bg) 100%);
  padding: 56px 20px 64px;
  text-align: center;
}
.lp-hero-content {
  max-width: 720px;
  margin: 0 auto;
}
.lp-hero-eyebrow {
  display: inline-block;
  background: var(--surface);
  color: var(--primary);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 18px;
  border: 1px solid var(--warm-deep);
}
.lp-hero-title {
  font-size: clamp(28px, 5vw, 44px);
  font-weight: 800;
  letter-spacing: -0.8px;
  line-height: 1.25;
  color: var(--text);
  margin-bottom: 16px;
}
.lp-hero-lead {
  font-size: clamp(15px, 2vw, 17px);
  color: var(--text-secondary);
  margin-bottom: 28px;
  line-height: 1.8;
}
.lp-hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 24px;
}
.lp-cta {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  transition: transform 150ms ease, box-shadow 150ms ease;
  text-decoration: none;
}
.lp-cta:hover { transform: translateY(-2px); text-decoration: none; }
.lp-cta-primary {
  background: var(--gradient);
  color: white;
  box-shadow: var(--shadow-md);
}
.lp-cta-primary:hover { box-shadow: 0 8px 28px rgba(255, 107, 53, 0.4); }
.lp-cta-secondary {
  background: var(--surface);
  color: var(--primary);
  border: 1px solid var(--primary);
}
.lp-cta-large {
  padding: 18px 36px;
  font-size: 16px;
}
.lp-hero-trust {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  font-size: 13px;
  color: var(--text-secondary);
}
.lp-hero-trust li {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
}
.lp-trust-check {
  color: var(--accent);
  font-weight: 800;
}

/* ===== Section ===== */
.lp-section { padding: 64px 20px; }
.lp-section-title {
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 800;
  letter-spacing: -0.5px;
  text-align: center;
  margin-bottom: 16px;
  color: var(--text);
}
.lp-section-lead {
  text-align: center;
  font-size: 15px;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 40px;
  line-height: 1.8;
}

/* ===== Problem ===== */
.lp-problem { background: var(--warm); }
.lp-problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin-top: 40px;
}
.lp-problem-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 24px 22px;
  box-shadow: var(--shadow);
  position: relative;
}
.lp-problem-num {
  position: absolute;
  top: -12px;
  left: 22px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary);
  color: white;
  font-weight: 800;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lp-problem-card h3 {
  font-size: 16px;
  font-weight: 800;
  margin: 4px 0 8px;
  color: var(--text);
}
.lp-problem-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== Solution / Features ===== */
.lp-feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin-top: 40px;
}
.lp-feature {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 24px 22px;
  border: 1px solid var(--border);
}
.lp-feature-icon { font-size: 32px; margin-bottom: 8px; }
.lp-feature h3 {
  font-size: 17px;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--text);
}
.lp-feature p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== Difference ===== */
.lp-difference { background: var(--primary-light); }
.lp-diff-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 40px;
}
.lp-diff-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 24px 22px;
  border-left: 4px solid var(--primary);
}
.lp-diff-card h3 {
  font-size: 16px;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--text);
}
.lp-diff-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== FAQ ===== */
.lp-faq-list {
  max-width: 720px;
  margin: 40px auto 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.lp-faq-item {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 16px 20px;
  border: 1px solid var(--border);
  cursor: pointer;
}
.lp-faq-item summary {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  list-style: none;
  position: relative;
  padding-right: 28px;
}
.lp-faq-item summary::after {
  content: '+';
  position: absolute;
  right: 0;
  top: -2px;
  font-size: 22px;
  font-weight: 400;
  color: var(--primary);
  transition: transform 200ms ease;
}
.lp-faq-item[open] summary::after { transform: rotate(45deg); }
.lp-faq-item summary::-webkit-details-marker { display: none; }
.lp-faq-item p {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ===== Final CTA ===== */
.lp-final-cta {
  background: var(--gradient);
  color: white;
  text-align: center;
}
.lp-final-title {
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 800;
  margin-bottom: 12px;
}
.lp-final-lead {
  font-size: 15px;
  margin-bottom: 28px;
  opacity: 0.95;
}
.lp-final-cta .lp-cta-primary {
  background: white;
  color: var(--primary);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
}

/* ===== Footer ===== */
.lp-footer {
  padding: 32px 20px 28px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  text-align: center;
}
.lp-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin-bottom: 14px;
}
.lp-footer-links a {
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 600;
}
.lp-footer-copy {
  font-size: 12px;
  color: var(--text-light);
}
.lp-footer-note {
  font-size: 11px;
  color: var(--text-light);
  margin-top: 6px;
  line-height: 1.6;
}

/* ===== Reduced motion ===== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}