@charset "utf-8";

:root {
  --g-primary: #001e48;
  --g-primary-light: #1a3a6b;
  --g-gold: #c4a25e;
  --g-gold-light: #d4b876;
  --g-bg: #ffffff;
  --g-bg-soft: #f5f7fa;
  --g-bg-accent: #eef2f8;
  --g-text: #1f2937;
  --g-text-sub: #4b5563;
  --g-border: #e2e6ec;
  --g-radius: 10px;
  --g-max: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-weight: 500;
  font-size: 16px;
  color: var(--g-text);
  line-height: 1.85;
  background: var(--g-bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; vertical-align: bottom; display: block; }

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

h1, h2, h3, h4 {
  font-family: "Noto Sans JP", "Hiragino Sans", sans-serif;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--g-primary);
  line-height: 1.45;
}

h1 { font-size: clamp(1.7rem, 1.15rem + 2vw, 2.7rem); margin: 0 0 1rem; }
h2 { font-size: clamp(1.4rem, 1rem + 1.3vw, 2.1rem); margin: 0 0 1rem; }
h3 { font-size: clamp(1.1rem, 0.9rem + 0.6vw, 1.35rem); margin: 0 0 0.6rem; }

p { letter-spacing: 0.03em; margin: 0 0 1rem; }

.g-container {
  width: 100%;
  max-width: var(--g-max);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.g-section { padding: 4.25rem 0; }
.g-section--soft { background: var(--g-bg-soft); }
.g-section--tight { padding: 2.5rem 0; }
.g-section-lead { color: var(--g-text-sub); max-width: 640px; }
.g-section-lead--center { margin: 0 auto 1rem; text-align: center; }
.g-h2--center { text-align: center; }

.g-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--g-border);
}
.g-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.875rem 1.25rem;
  max-width: var(--g-max); margin: 0 auto;
  gap: 1rem;
}
.g-logo {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 700; font-size: 1.02rem; color: var(--g-primary);
  text-decoration: none;
  white-space: nowrap;
}
.g-logo span { color: var(--g-gold); font-weight: 800; margin-right: 0.25rem; }
.g-nav { display: flex; gap: 1.1rem; align-items: center; flex-wrap: wrap; justify-content: flex-end; }
.g-nav a:not(.g-btn) { font-family: "Noto Sans JP", sans-serif; font-size: 0.88rem; color: var(--g-text); }
.g-nav a:not(.g-btn):hover { color: var(--g-primary); }

.g-btn {
  display: inline-block;
  padding: 0.85rem 1.9rem;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 700; font-size: 0.98rem;
  letter-spacing: 0.05em;
  border-radius: 4px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}
.g-btn--primary { background: var(--g-gold); color: #fff; border-color: var(--g-gold); }
.g-btn--primary:hover { background: var(--g-gold-light); border-color: var(--g-gold-light); text-decoration: none; color: #fff; }
.g-btn--ghost { background: transparent; color: #fff; border-color: #fff; }
.g-btn--ghost:hover { background: #fff; color: var(--g-primary); text-decoration: none; }
.g-btn--outline { background: transparent; color: var(--g-primary); border-color: var(--g-primary); }
.g-btn--outline:hover { background: var(--g-primary); color: #fff; text-decoration: none; }
.g-btn--lg { padding: 1.05rem 2.4rem; font-size: 1.08rem; }
.g-btn--block { width: 100%; text-align: center; }
.g-btn[disabled] { opacity: 0.6; cursor: not-allowed; }

@media (max-width: 820px) {
  .g-nav a:not(.g-btn) { display: none; }
}

.g-hero {
  position: relative;
  padding: 4.5rem 0 4rem;
  background: linear-gradient(135deg, var(--g-primary) 0%, var(--g-primary-light) 100%);
  color: #fff;
  overflow: hidden;
}
.g-hero__inner { max-width: 820px; }
.g-hero h1 { color: #fff; }
.g-hero__lead { font-size: clamp(1rem, 0.9rem + 0.4vw, 1.2rem); color: #dbe4f0; margin-bottom: 1.75rem; }
.g-hero__cta { display: flex; gap: 1rem; flex-wrap: wrap; align-items: center; margin-bottom: 1.25rem; }
.g-hero__note { font-size: 0.875rem; color: #b9c6dc; }

.g-clients { padding: 2.75rem 0; border-bottom: 1px solid var(--g-border); }
.g-clients__title {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 0.85rem; font-weight: 700; letter-spacing: 0.06em;
  color: var(--g-text-sub);
  text-align: center;
  margin: 0 0 1.5rem;
}
.g-badge-wall {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 0.6rem 0.75rem;
}
.g-badge {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 0.85rem; font-weight: 700;
  color: var(--g-primary);
  background: var(--g-bg-accent);
  border: 1px solid var(--g-border);
  border-radius: 999px;
  padding: 0.45rem 1rem;
  white-space: nowrap;
}
.g-clients__note {
  text-align: center; font-size: 0.78rem; color: var(--g-text-sub);
  margin: 1.25rem 0 0;
}

.g-reasons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
  counter-reset: reason-step;
}
.g-reason-card {
  background: #fff;
  border: 1px solid var(--g-border);
  border-radius: var(--g-radius);
  padding: 1.85rem 1.6rem;
  position: relative;
}
.g-reason-card::before {
  counter-increment: reason-step;
  content: "0" counter(reason-step);
  display: block;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 800; font-size: 1.5rem;
  color: var(--g-gold);
  margin-bottom: 0.75rem;
}
.g-reason-card h3 { color: var(--g-primary); }
.g-reason-card p { color: var(--g-text-sub); margin: 0; font-size: 0.95rem; }

.g-service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}
.g-service-card {
  background: #fff;
  border: 1px solid var(--g-border);
  border-radius: var(--g-radius);
  padding: 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
}
.g-service-card h3 { margin-bottom: 0.5rem; }
.g-service-card p { color: var(--g-text-sub); font-size: 0.92rem; margin: 0 0 1rem; flex-grow: 1; }
.g-service-card__price {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 800; color: var(--g-gold);
  font-size: 1.15rem;
  border-top: 1px dashed var(--g-border);
  padding-top: 0.85rem;
}
.g-services__note { text-align: center; color: var(--g-text-sub); font-size: 0.88rem; margin-top: 2rem; }

.g-flow {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 1rem;
  margin-top: 2rem;
  counter-reset: flow-step;
}
.g-flow__item {
  background: #fff;
  border: 1px solid var(--g-border);
  border-radius: var(--g-radius);
  padding: 1.5rem 1.25rem;
  position: relative;
}
.g-flow__item::before {
  counter-increment: flow-step;
  content: "STEP " counter(flow-step);
  display: inline-block;
  font-family: "Noto Sans JP", sans-serif;
  font-size: 0.72rem; font-weight: 700;
  color: var(--g-gold); letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}
.g-flow__item h3 { font-size: 1.02rem; margin-bottom: 0.4rem; }
.g-flow__item p { font-size: 0.9rem; color: var(--g-text-sub); margin: 0; }
.g-flow__followup {
  margin-top: 1.5rem;
  text-align: center;
  color: var(--g-text-sub);
  font-size: 0.92rem;
}

.g-faq__item {
  border-bottom: 1px solid var(--g-border);
  padding: 1.2rem 0;
}
.g-faq__q {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 700; color: var(--g-primary);
  cursor: pointer; list-style: none;
  padding-left: 1.75rem; position: relative;
}
.g-faq__q::before {
  content: "Q."; position: absolute; left: 0; color: var(--g-gold); font-weight: 800;
}
.g-faq__q::-webkit-details-marker { display: none; }
.g-faq__a { padding: 0.85rem 0 0 1.75rem; color: var(--g-text-sub); position: relative; font-size: 0.95rem; }
.g-faq__a::before { content: "A."; position: absolute; left: 0; color: var(--g-gold); font-weight: 800; font-family: "Noto Sans JP", sans-serif; }
.g-faq__a a { text-decoration: underline; }

.g-company__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
  max-width: 560px;
  margin: 2rem auto 0;
  background: #fff;
  border: 1px solid var(--g-border);
  border-radius: var(--g-radius);
  padding: 1.75rem 2rem;
}
.g-company__row { display: flex; gap: 1rem; padding: 0.6rem 0; border-bottom: 1px dashed var(--g-border); }
.g-company__row:last-child { border-bottom: none; }
.g-company__label { font-family: "Noto Sans JP", sans-serif; font-weight: 700; color: var(--g-primary); width: 8.5rem; flex-shrink: 0; font-size: 0.9rem; }
.g-company__value { color: var(--g-text-sub); font-size: 0.92rem; }

.g-cta-band {
  background: linear-gradient(135deg, var(--g-primary) 0%, var(--g-primary-light) 100%);
  color: #fff;
  padding: 3.25rem 0;
  text-align: center;
}
.g-cta-band h2 { color: #fff; margin-bottom: 0.75rem; }
.g-cta-band p { color: #dbe4f0; margin-bottom: 1.75rem; }

.g-footer {
  background: #0a1628;
  color: #b7c2d6;
  padding: 3rem 0 2rem;
  font-size: 0.9rem;
}
.g-footer a { color: #b7c2d6; }
.g-footer a:hover { color: #fff; }
.g-footer__cols {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}
.g-footer__brand { font-family: "Noto Sans JP", sans-serif; font-weight: 700; color: #fff; font-size: 1.05rem; margin-bottom: 0.5rem; }
.g-footer__brand span { color: var(--g-gold); }
.g-footer h4 { color: #fff; font-size: 0.92rem; margin-bottom: 0.75rem; }
.g-footer ul { list-style: none; padding: 0; margin: 0; }
.g-footer li { padding: 0.2rem 0; }
.g-footer__copy { border-top: 1px solid #1f2937; padding-top: 1.5rem; font-size: 0.8rem; color: #7c8aa0; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem; }
.g-footer__lang a { font-weight: 700; }

@media (max-width: 768px) {
  .g-hero { padding: 3rem 0 3rem; }
  .g-footer__cols { grid-template-columns: 1fr; }
  .g-footer__copy { flex-direction: column; }
  .g-company__row { flex-direction: column; gap: 0.15rem; }
  .g-company__label { width: auto; }
}

.g-form-section { padding: 3.5rem 0 5rem; }
.g-form-wrap { max-width: 640px; margin: 0 auto; }
.g-form-wrap > p { color: var(--g-text-sub); }
.g-form { background: #fff; border: 1px solid var(--g-border); border-radius: var(--g-radius); padding: 2rem 1.75rem; margin-top: 1.5rem; }
.g-field { margin-bottom: 1.25rem; }
.g-field label { display: block; font-family: "Noto Sans JP", sans-serif; font-weight: 700; font-size: 0.9rem; color: var(--g-primary); margin-bottom: 0.4rem; }
.g-field .g-optional { color: var(--g-text-sub); font-weight: 500; font-size: 0.8rem; margin-left: 0.35rem; }
.g-field input[type="text"],
.g-field input[type="email"],
.g-field select,
.g-field textarea {
  width: 100%;
  font-family: inherit;
  font-size: 0.98rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--g-border);
  border-radius: 6px;
  background: #fff;
  color: var(--g-text);
}
.g-field input:focus,
.g-field select:focus,
.g-field textarea:focus {
  outline: 2px solid var(--g-gold);
  outline-offset: 1px;
}
.g-field textarea { resize: vertical; min-height: 140px; }
.g-hp {
  position: absolute !important;
  width: 1px !important; height: 1px !important;
  padding: 0 !important; margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0,0,0,0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}
.g-form__status {
  margin-top: 1rem;
  padding: 0.9rem 1rem;
  border-radius: 6px;
  font-size: 0.92rem;
  display: none;
}
.g-form__status--error {
  display: block;
  background: #fdeeee;
  border: 1px solid #f2b8b5;
  color: #8a2c26;
}
.g-form__status--sending {
  display: block;
  background: var(--g-bg-accent);
  border: 1px solid var(--g-border);
  color: var(--g-text-sub);
}

.g-thanks { padding: 5rem 0 6rem; text-align: center; }
.g-thanks h1 { margin-bottom: 1rem; }
.g-thanks p { color: var(--g-text-sub); max-width: 480px; margin: 0 auto 2rem; }