/* === Reset & Base === */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --navy: #0E2A47;
  --ocean: #0E76A8;
  --ocean-dark: #0a5a82;
  --sand: #F5EFE6;
  --gray-100: #F8F8F8;
  --gray-200: #ECECEC;
  --gray-500: #6E6E6E;
  --gray-800: #2A2A2A;
  --line-green: #06C755;
  --star: #F5A623;
  --shadow-sm: 0 2px 8px rgba(14,42,71,.06);
  --shadow-md: 0 8px 24px rgba(14,42,71,.10);
}
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;
  color: var(--gray-800);
  line-height: 1.7;
  background: #fff;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1120px, 92%); margin-inline: auto; }

/* === Buttons === */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: .5em;
  padding: .9em 1.6em;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-primary { background: var(--ocean); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--ocean-dark); }
.btn-outline { border: 2px solid var(--navy); color: var(--navy); background: #fff; }
.btn-outline:hover { background: var(--navy); color: #fff; }
.btn-outline-white { border: 2px solid #fff; color: #fff; background: transparent; }
.btn-outline-white:hover { background: #fff; color: var(--navy); }
.btn-line { background: var(--line-green); color: #fff; padding: .55em 1.1em; font-size: 13px; }
.btn-line:hover { background: #04a747; }
.btn.big { font-size: 17px; padding: 1.05em 1.9em; }

/* === Header === */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
}
.header-inner {
  display: flex; align-items: center; gap: 24px;
  height: 68px;
}
.logo {
  font-size: 26px; font-weight: 900; letter-spacing: .04em;
  color: var(--navy);
}
.nav { display: flex; gap: 22px; margin-left: auto; }
.nav a {
  font-size: 14px; font-weight: 500;
  color: var(--gray-800);
  position: relative;
}
.nav a:hover { color: var(--ocean); }
.header-cta { display: flex; align-items: center; gap: 12px; }
.header-tel {
  font-size: 14px; font-weight: 700; color: var(--navy);
}

/* === Hero === */
.hero {
  background:
    linear-gradient(180deg, #fff 0%, #f7fbfe 100%);
  padding: 64px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; top: -120px; right: -120px;
  width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(14,118,168,.08) 0%, transparent 70%);
  border-radius: 50%;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 56px;
  align-items: center;
  position: relative;
}
.eyebrow {
  display: inline-block;
  font-size: 13px; font-weight: 700;
  color: var(--ocean);
  letter-spacing: .12em;
  padding: 6px 14px;
  background: rgba(14,118,168,.08);
  border-radius: 999px;
  margin-bottom: 18px;
}
.hero h1 {
  font-size: clamp(34px, 5vw, 56px);
  font-weight: 900;
  line-height: 1.25;
  color: var(--navy);
  letter-spacing: .01em;
  margin-bottom: 22px;
}
.hero .lead {
  font-size: 17px;
  color: var(--gray-800);
  margin-bottom: 32px;
}
.hero .lead strong { color: var(--ocean); font-weight: 700; }
.hero-cta {
  display: flex; flex-wrap: wrap; gap: 12px;
  margin-bottom: 32px;
}
.trust-strip {
  display: flex; flex-wrap: wrap; gap: 22px;
  padding-top: 22px;
  border-top: 1px solid var(--gray-200);
  font-size: 13px;
  color: var(--gray-500);
}
.trust-item { display: flex; align-items: center; gap: 6px; }
.trust-item .stars { color: var(--star); letter-spacing: 1px; }
.trust-item strong { color: var(--navy); font-size: 15px; }

.hero-image {
  position: relative;
  aspect-ratio: 4/5;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background:
    linear-gradient(135deg, #d8e8f3 0%, #f5efe6 100%);
}
.hero-image img { width: 100%; height: 100%; object-fit: cover; }
.hero-image::after {
  content: '👨‍🔧';
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 140px;
  opacity: .35;
  z-index: -1;
}

/* === Sections === */
.section { padding: 96px 0; }
.section-eyebrow {
  font-size: 12px; font-weight: 700;
  color: var(--ocean); letter-spacing: .2em;
  text-align: center;
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 900;
  color: var(--navy);
  text-align: center;
  margin-bottom: 16px;
}
.section-desc {
  text-align: center;
  color: var(--gray-500);
  font-size: 16px;
  margin-bottom: 56px;
}

/* === Service === */
.service { background: var(--sand); }
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.service-card {
  background: #fff;
  border-radius: 20px;
  padding: 36px 28px;
  text-align: left;
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .2s ease;
}
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.service-icon {
  font-size: 40px;
  margin-bottom: 16px;
}
.service-card h3 {
  font-size: 20px; font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
}
.service-card p {
  font-size: 14.5px;
  color: var(--gray-800);
  margin-bottom: 18px;
}
.service-card .price {
  display: inline-block;
  background: rgba(14,118,168,.08);
  color: var(--ocean-dark);
  font-size: 13px;
  padding: 8px 14px;
  border-radius: 8px;
  margin-bottom: 0;
}
.service-card .price strong { font-size: 18px; font-weight: 900; }

/* === Price === */
.price-table {
  max-width: 720px;
  margin: 0 auto;
  background: #fff;
  border-radius: 16px;
  border: 1px solid var(--gray-200);
  overflow: hidden;
}
.price-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 28px;
  border-bottom: 1px solid var(--gray-200);
  font-size: 15px;
}
.price-row:last-child { border-bottom: none; background: var(--gray-100); }
.p-item { color: var(--gray-800); }
.p-amt { font-weight: 700; color: var(--ocean); font-size: 16px; }

/* === Works === */
.works { background: var(--gray-100); }
.works-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.work-card {
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  transition: transform .2s ease;
}
.work-card:hover { transform: translateY(-2px); }
.work-img {
  flex: 0 0 200px;
  background: linear-gradient(135deg, #e0ebf3, #f5efe6);
  display: flex; align-items: center; justify-content: center;
  color: var(--ocean); font-weight: 700; font-size: 14px;
}
.work-body { padding: 22px 24px; }
.work-tag {
  display: inline-block;
  font-size: 11px; font-weight: 700;
  color: var(--ocean);
  background: rgba(14,118,168,.08);
  padding: 4px 10px; border-radius: 999px;
  margin-bottom: 10px;
}
.work-body h4 { font-size: 17px; color: var(--navy); margin-bottom: 8px; }
.work-body p { font-size: 13.5px; color: var(--gray-500); line-height: 1.6; }

/* === Voice === */
.voice-stars {
  text-align: center;
  font-size: 24px;
  color: var(--star);
  letter-spacing: 4px;
  margin-bottom: 56px;
}
.voice-stars span {
  display: inline-block;
  margin-left: 12px;
  font-size: 14px;
  color: var(--gray-500);
  letter-spacing: 0;
  vertical-align: middle;
}
.voice-stars strong { color: var(--navy); font-size: 18px; }
.voice-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.voice-card {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: 16px;
  padding: 28px;
  position: relative;
}
.voice-card .stars {
  color: var(--star);
  font-size: 16px;
  letter-spacing: 2px;
  margin-bottom: 12px;
}
.voice-card p {
  font-size: 14.5px;
  color: var(--gray-800);
  line-height: 1.85;
  margin-bottom: 14px;
}
.voice-card footer {
  font-size: 12px;
  color: var(--gray-500);
}

/* === Flow === */
.flow { background: var(--sand); }
.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.flow-step {
  background: #fff;
  border-radius: 16px;
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  position: relative;
}
.flow-num {
  display: inline-block;
  font-size: 14px; font-weight: 900;
  color: var(--ocean);
  letter-spacing: .1em;
  margin-bottom: 12px;
}
.flow-step h4 {
  font-size: 16px; color: var(--navy);
  margin-bottom: 10px;
}
.flow-step p {
  font-size: 13px; color: var(--gray-500);
}

/* === Contact === */
.contact {
  background: linear-gradient(135deg, var(--navy) 0%, var(--ocean) 100%);
  color: #fff;
  text-align: center;
}
.contact h2 {
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 900;
  margin-bottom: 16px;
}
.contact > .container > p {
  font-size: 15px;
  opacity: .9;
  margin-bottom: 32px;
}
.contact-cta {
  display: flex; flex-wrap: wrap; gap: 14px;
  justify-content: center;
}

/* === About === */
.about-table {
  margin: 0 auto;
  max-width: 720px;
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--gray-200);
}
.about-table th, .about-table td {
  padding: 18px 24px;
  text-align: left;
  border-bottom: 1px solid var(--gray-200);
  font-size: 15px;
}
.about-table tr:last-child th, .about-table tr:last-child td { border-bottom: none; }
.about-table th {
  background: var(--gray-100);
  color: var(--navy);
  font-weight: 700;
  width: 130px;
}
.about-table a { color: var(--ocean); }

/* === Footer === */
.site-footer {
  background: var(--gray-100);
  text-align: center;
  padding: 28px 0;
  font-size: 13px;
  color: var(--gray-500);
  border-top: 1px solid var(--gray-200);
}

/* === Responsive === */
@media (max-width: 900px) {
  .nav { display: none; }
  .header-cta .header-tel { display: none; }
  .hero { padding: 48px 0 64px; }
  .hero-inner { grid-template-columns: 1fr; gap: 32px; }
  .hero-image { max-width: 360px; margin: 0 auto; aspect-ratio: 1; }
  .section { padding: 64px 0; }
  .service-grid { grid-template-columns: 1fr; }
  .works-grid { grid-template-columns: 1fr; }
  .work-card { flex-direction: column; }
  .work-img { flex: 0 0 180px; width: 100%; }
  .voice-grid { grid-template-columns: 1fr; }
  .flow-grid { grid-template-columns: repeat(2, 1fr); }
  .hero h1 { font-size: 32px; }
  .btn { width: 100%; }
  .hero-cta { flex-direction: column; }
  .contact-cta .btn { width: auto; }
}