/* ========================================
   西神解体 - サンプルLP
   解体工事専門
   ======================================== */

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

:root {
  --primary: #1e40af;
  --primary-hover: #1e3a8a;
  --primary-light: #eff6ff;
  --accent: #dc6803;
  --text: #222;
  --text-muted: #666;
  --bg: #fff;
  --bg-dark: #f0f2f5;
  --border: #d5d9e0;
  --radius: 8px;
}

html { scroll-behavior: smooth; }

body {
  font-family: "Noto Sans JP", "Hiragino Sans", sans-serif;
  color: var(--text); background: var(--bg);
  line-height: 1.8; -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-decoration: none; }
img { max-width: 100%; display: block; }
.container { max-width: 960px; margin: 0 auto; padding: 0 20px; }
.container-sm { max-width: 560px; }

/* --- Buttons --- */
.btn {
  display: inline-block; padding: 18px 40px; border-radius: var(--radius);
  font-size: 1rem; font-weight: 700; text-align: center;
  cursor: pointer; border: none; font-family: inherit; transition: all 0.25s ease;
}
.btn-cta {
  background: var(--accent); color: #fff; font-size: 1.1rem;
  box-shadow: 0 4px 16px rgba(220, 104, 3, 0.3);
}
.btn-cta:hover {
  background: #b45309; color: #fff;
  transform: translateY(-2px); box-shadow: 0 8px 24px rgba(220, 104, 3, 0.35);
}
.btn-tel {
  background: #16a34a; color: #fff; font-size: 1.1rem;
}
.btn-tel:hover { background: #15803d; color: #fff; transform: translateY(-2px); }
.btn-tel-large {
  background: #16a34a; color: #fff; font-size: 1.6rem;
  padding: 20px 48px; display: flex; flex-direction: column; align-items: center; gap: 4px;
}
.btn-tel-large span { font-size: 0.8rem; opacity: 0.85; }
.btn-tel-large:hover { background: #15803d; color: #fff; transform: translateY(-2px); }
.btn-full { width: 100%; }

/* --- Header --- */
.header { background: #fff; border-bottom: 3px solid var(--primary); padding: 12px 20px; }
.header-inner {
  max-width: 960px; margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
}
.logo { display: flex; flex-direction: column; }
.logo-main { font-size: 1.4rem; font-weight: 900; color: var(--text); }
.logo-sub { font-size: 0.7rem; color: var(--text-muted); font-weight: 600; }
.header-tel { display: flex; flex-direction: column; align-items: flex-end; text-decoration: none; }
.tel-label { font-size: 0.7rem; color: var(--text-muted); }
.tel-number { font-size: 1.4rem; font-weight: 900; color: #16a34a; letter-spacing: 0.02em; }
.tel-hours { font-size: 0.65rem; color: var(--text-muted); }

/* --- Hero --- */
.hero {
  position: relative; min-height: 520px;
  display: flex; align-items: center; overflow: hidden;
}
.hero-bg { position: absolute; top: 0; left: 0; right: 0; bottom: 0; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-bg::after {
  content: "サンプル画像";
  position: absolute;
  bottom: 16px;
  right: 16px;
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
  z-index: 1;
}
.hero-overlay {
  position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(15, 23, 42, 0.4) 100%);
}
.hero-content {
  position: relative; z-index: 2;
  max-width: 960px; margin: 0 auto; padding: 60px 20px; width: 100%;
}
.hero-badge {
  display: inline-block; background: var(--primary); color: #fff;
  font-size: 0.85rem; font-weight: 700; padding: 6px 18px;
  border-radius: 4px; margin-bottom: 20px;
}
.hero-title {
  font-size: 2.6rem; font-weight: 900; color: #fff;
  line-height: 1.45; margin-bottom: 16px;
}
.marker {
  background: linear-gradient(transparent 60%, rgba(220, 104, 3, 0.5) 60%);
  padding: 0 4px;
}
.hero-lead { font-size: 1rem; color: rgba(255,255,255,0.9); margin-bottom: 28px; line-height: 1.9; }
.hero-actions { display: flex; gap: 16px; margin-bottom: 28px; flex-wrap: wrap; }
.hero-trust { display: flex; gap: 24px; flex-wrap: wrap; }
.trust-item {
  display: flex; flex-direction: column;
  background: rgba(255,255,255,0.12); backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius); padding: 10px 20px; color: #fff; text-align: center;
}
.trust-item strong { font-size: 0.7rem; opacity: 0.8; }
.trust-item span { font-size: 1.1rem; font-weight: 900; }

/* --- Sections --- */
.section { padding: 80px 0; }
.section-dark-bg { background: var(--bg-dark); }

.section-label {
  text-align: center; font-size: 0.75rem; font-weight: 700;
  color: var(--primary); letter-spacing: 0.15em; margin-bottom: 8px;
}
.section-title {
  text-align: center; font-size: 1.6rem; font-weight: 900;
  margin-bottom: 40px; line-height: 1.5;
}
.text-accent { color: var(--primary); }

/* --- Problems --- */
.problems {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px; margin-bottom: 28px;
}
.problem {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px 20px; text-align: center; transition: all 0.25s ease;
}
.problem:hover { border-color: var(--primary); box-shadow: 0 4px 16px rgba(30,64,175,0.08); }
.problem-icon { font-size: 1.4rem; margin-bottom: 12px; color: #ef4444; font-weight: 900; }
.problem p { font-size: 0.9rem; font-weight: 600; line-height: 1.6; }
.problem-answer { text-align: center; }
.problem-answer p {
  display: inline-block; background: var(--primary-light);
  padding: 14px 32px; border-radius: var(--radius);
  font-size: 1.1rem; font-weight: 700;
}
.problem-answer strong { color: var(--primary); }

/* --- Reasons --- */
.reasons {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 24px;
}
.reason {
  background: #fff; border-radius: 12px; padding: 36px 28px;
  border: 1px solid var(--border); transition: all 0.25s ease;
}
.reason:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.08); }
.reason-number { font-size: 2.4rem; font-weight: 900; color: var(--primary); opacity: 0.25; margin-bottom: 8px; }
.reason h3 { font-size: 1.1rem; font-weight: 900; margin-bottom: 12px; line-height: 1.5; }
.reason p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.8; }

/* --- Before/After --- */
.ba-item {
  background: #fff; border: 1px solid var(--border); border-radius: 12px; overflow: hidden;
}
.ba-images { display: flex; align-items: center; }
.ba-image { flex: 1; position: relative; }
.ba-image img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.ba-image::after {
  content: "サンプル画像";
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
  letter-spacing: 0.05em;
  z-index: 1;
}
.ba-tag {
  position: absolute; top: 12px; left: 12px;
  font-size: 0.75rem; font-weight: 700; padding: 4px 14px;
  border-radius: 4px; color: #fff; z-index: 1;
}
.ba-before { background: #6b7280; }
.ba-after { background: var(--primary); }
.ba-arrow {
  width: 40px; text-align: center; font-size: 1.2rem;
  color: var(--primary); flex-shrink: 0; background: var(--bg-dark);
}
.ba-info { padding: 24px 28px; }
.ba-info h3 { font-size: 1rem; font-weight: 900; margin-bottom: 8px; }
.ba-info p { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 12px; line-height: 1.7; }
.ba-detail { display: flex; gap: 16px; flex-wrap: wrap; }
.ba-detail span {
  font-size: 0.8rem; color: var(--text-muted);
  background: var(--bg-dark); padding: 4px 12px; border-radius: 4px;
}

/* --- Pricing --- */
.price-note {
  text-align: center; font-size: 0.85rem; color: var(--text-muted);
  margin-bottom: 24px; margin-top: -20px;
}
.price-table { max-width: 640px; margin: 0 auto 32px; }
.price-table table { width: 100%; border-collapse: collapse; }
.price-table th, .price-table td {
  padding: 16px 20px; text-align: left;
  border-bottom: 1px solid var(--border); font-size: 0.95rem;
}
.price-table th {
  background: var(--primary); color: #fff; font-weight: 700; font-size: 0.85rem;
}
.price-table th:first-child { border-radius: 8px 0 0 0; }
.price-table th:last-child { border-radius: 0 8px 0 0; }
.price-table td { background: #fff; }
.price-cell { font-weight: 900; color: var(--primary); font-size: 1.05rem; }
.price-cta { text-align: center; }
.price-cta p { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 12px; }

/* --- Voices --- */
.voices {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 20px;
}
.voice {
  background: var(--bg-dark); border-radius: 12px; padding: 28px 24px; transition: all 0.25s ease;
}
.voice:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.06); }
.voice-stars { color: #f59e0b; font-size: 1.1rem; margin-bottom: 12px; }
.voice-text { font-size: 0.9rem; color: var(--text); margin-bottom: 12px; line-height: 1.8; }
.voice-name { font-size: 0.8rem; color: var(--text-muted); font-weight: 600; }

/* --- Flow --- */
.flow-list {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px; max-width: 960px; margin: 0 auto;
}
.flow-item { text-align: center; padding: 28px 20px; }
.flow-step {
  display: inline-block; font-size: 0.7rem; font-weight: 700;
  color: #fff; background: var(--primary);
  padding: 4px 14px; border-radius: 20px; letter-spacing: 0.08em; margin-bottom: 16px;
}
.flow-item h3 { font-size: 1.05rem; font-weight: 900; margin-bottom: 10px; }
.flow-item p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.7; }

/* --- Area --- */
.area-content { max-width: 640px; margin: 0 auto; }
.area-list { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 16px; }
.area-group h3 { font-size: 1rem; font-weight: 900; margin-bottom: 8px; color: var(--primary); }
.area-group p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.8; }
.area-note { text-align: center; font-size: 0.8rem; color: var(--text-muted); }

/* --- CTA Section --- */
.section-cta {
  background: var(--primary); padding: 60px 20px; text-align: center; color: #fff;
}
.section-cta h2 { font-size: 1.8rem; font-weight: 900; margin-bottom: 12px; }
.section-cta p { font-size: 0.95rem; opacity: 0.9; margin-bottom: 28px; line-height: 1.8; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.section-cta .btn-cta {
  background: #fff; color: var(--primary);
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}
.section-cta .btn-cta:hover { background: #f9f9f9; color: var(--primary-hover); }

/* --- Contact Form --- */
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 700; margin-bottom: 6px; }
.required {
  background: #ef4444; color: #fff; font-size: 0.65rem;
  padding: 2px 6px; border-radius: 3px; margin-left: 4px; vertical-align: middle;
}
.form-group input, .form-group textarea {
  width: 100%; padding: 14px 16px; border: 1px solid var(--border);
  border-radius: var(--radius); font-size: 0.95rem; font-family: inherit;
  background: #fff; transition: border-color 0.25s ease;
}
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--primary); }
.form-group textarea { resize: vertical; }
.form-note { text-align: center; font-size: 0.8rem; color: var(--text-muted); margin-top: 8px; }

/* --- Footer --- */
.footer { background: #1a1a1a; color: #999; padding: 32px 20px; }
.footer-inner {
  display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px;
}
.footer-logo { font-size: 1.1rem; font-weight: 900; color: #fff; }
.footer-address { font-size: 0.75rem; color: #777; margin-top: 4px; }
.footer-copy { font-size: 0.75rem; color: #666; }
.footer-credit {
  text-align: center; font-size: 0.7rem; color: #555;
  margin-top: 8px; padding-top: 12px; border-top: 1px solid #333;
}
.footer-credit a { color: #888; }
.footer-credit a:hover { color: #ccc; }

/* --- Mobile --- */
@media (max-width: 768px) {
  .header-tel { display: none; }
  .hero-title { font-size: 1.8rem; }
  .hero-trust { gap: 12px; }
  .trust-item { padding: 8px 14px; }
  .trust-item span { font-size: 0.9rem; }
  .section { padding: 56px 0; }
  .section-title { font-size: 1.3rem; margin-bottom: 28px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { text-align: center; }
  .ba-images { flex-direction: column; }
  .ba-arrow { width: 100%; padding: 8px; transform: rotate(90deg); }
  .area-list { grid-template-columns: 1fr; }
  .cta-actions { flex-direction: column; align-items: center; }
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
}