/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --clr-primary-900: #0a1628;
  --clr-primary-800: #112240;
  --clr-primary-700: #1a3a5c;
  --clr-primary-600: #1e4976;
  --clr-primary-500: #2563a8;
  --clr-primary-400: #3b82c4;
  --clr-primary-300: #60a5d8;
  --clr-primary-200: #93c5e8;
  --clr-primary-100: #dbeaf8;

  --clr-secondary-900: #0f1f0f;
  --clr-secondary-700: #1c3d1c;
  --clr-secondary-500: #2d6a2d;
  --clr-secondary-400: #3d8b3d;
  --clr-secondary-300: #5aad5a;
  --clr-secondary-200: #86c986;
  --clr-secondary-100: #d4edd4;

  --clr-accent-500: #e05c00;
  --clr-accent-400: #f07030;
  --clr-accent-300: #f59a5c;
  --clr-accent-100: #fde8d8;

  --clr-success-500: #16a34a;
  --clr-success-100: #dcfce7;
  --clr-warning-500: #d97706;
  --clr-warning-100: #fef3c7;
  --clr-error-500: #dc2626;
  --clr-error-100: #fee2e2;

  --clr-neutral-900: #111827;
  --clr-neutral-800: #1f2937;
  --clr-neutral-700: #374151;
  --clr-neutral-600: #4b5563;
  --clr-neutral-500: #6b7280;
  --clr-neutral-400: #9ca3af;
  --clr-neutral-300: #d1d5db;
  --clr-neutral-200: #e5e7eb;
  --clr-neutral-100: #f3f4f6;
  --clr-neutral-50:  #f9fafb;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --space-10: 128px;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,.10), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,.12), 0 2px 6px rgba(0,0,0,.07);
  --shadow-lg: 0 10px 30px rgba(0,0,0,.14), 0 4px 12px rgba(0,0,0,.08);
  --shadow-xl: 0 20px 60px rgba(0,0,0,.18);

  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  --font-sans: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'Yu Gothic', sans-serif;
  --font-heading: 'Noto Sans JP', sans-serif;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-sans);
  color: var(--clr-neutral-800);
  background: #fff;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ===== TYPOGRAPHY ===== */
h1,h2,h3,h4,h5 {
  font-family: var(--font-heading);
  line-height: 1.2;
  font-weight: 700;
  color: var(--clr-primary-800);
}
h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p { color: var(--clr-neutral-700); }

.section-label {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--clr-primary-500);
}

/* ===== LAYOUT ===== */
.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.section {
  padding: var(--space-9) 0;
}

.section--alt {
  background: var(--clr-neutral-50);
}

.section__head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto var(--space-8);
}

.section__head p {
  margin-top: var(--space-3);
  font-size: 1.0625rem;
}

/* ===== NAV ===== */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--clr-primary-800);
  box-shadow: var(--shadow-md);
}

.site-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: var(--space-5);
}

.site-nav__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  white-space: nowrap;
}

.site-nav__brand-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
}

.site-nav__brand-name span {
  display: block;
  font-size: .7rem;
  font-weight: 400;
  opacity: .7;
  letter-spacing: .08em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-links a {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-weight: 500;
  color: rgba(255,255,255,.8);
  transition: color var(--transition-fast), background var(--transition-fast);
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active {
  color: #fff;
  background: rgba(255,255,255,.12);
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--clr-primary-900);
  padding: var(--space-3) 0;
}

.mobile-menu.open { display: flex; }

.mobile-menu a {
  padding: var(--space-3) var(--space-5);
  color: rgba(255,255,255,.85);
  font-size: .95rem;
  border-bottom: 1px solid rgba(255,255,255,.06);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.mobile-menu a:hover { background: rgba(255,255,255,.08); color: #fff; }

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: url('/image.png') center center / cover no-repeat;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10,22,40,.82) 0%, rgba(26,58,92,.72) 60%, rgba(37,99,168,.55) 100%);
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 760px;
}

.hero__tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-4);
  font-size: .8rem;
  font-weight: 600;
  color: var(--clr-primary-200);
  letter-spacing: .06em;
  margin-bottom: var(--space-5);
}

.hero h1 {
  color: #fff;
  margin-bottom: var(--space-5);
}

.hero h1 em {
  font-style: normal;
  color: var(--clr-accent-300);
}

.hero p {
  color: rgba(255,255,255,.78);
  font-size: 1.1rem;
  max-width: 560px;
  margin-bottom: var(--space-7);
  line-height: 1.8;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.hero__scroll {
  position: absolute;
  bottom: var(--space-6);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: rgba(255,255,255,.5);
  font-size: .75rem;
  letter-spacing: .08em;
  animation: scrollBounce 2s infinite;
}

@keyframes scrollBounce {
  0%,100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 14px var(--space-6);
  border-radius: var(--radius-md);
  font-size: .95rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition-base);
  white-space: nowrap;
  line-height: 1;
}

.btn--primary {
  background: var(--clr-accent-500);
  color: #fff;
  border-color: var(--clr-accent-500);
}
.btn--primary:hover {
  background: var(--clr-accent-400);
  border-color: var(--clr-accent-400);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(224,92,0,.35);
}

.btn--outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,.5);
}
.btn--outline:hover {
  background: rgba(255,255,255,.1);
  border-color: #fff;
}

.btn--secondary {
  background: var(--clr-primary-500);
  color: #fff;
  border-color: var(--clr-primary-500);
}
.btn--secondary:hover {
  background: var(--clr-primary-600);
  border-color: var(--clr-primary-600);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn--lg {
  padding: 18px var(--space-8);
  font-size: 1.05rem;
}

/* ===== CARDS ===== */
.card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card__body {
  padding: var(--space-6);
}

/* ===== GRID UTILITIES ===== */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); }

/* ===== STATS STRIP ===== */
.stats-strip {
  background: var(--clr-primary-800);
  padding: var(--space-7) 0;
}

.stats-strip__inner {
  display: flex;
  justify-content: center;
  gap: var(--space-9);
  flex-wrap: wrap;
}

.stat-item {
  text-align: center;
}

.stat-item__num {
  font-size: 2.5rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
}

.stat-item__num span {
  color: var(--clr-accent-300);
}

.stat-item__label {
  font-size: .8rem;
  color: rgba(255,255,255,.6);
  margin-top: var(--space-2);
  letter-spacing: .06em;
}

/* ===== SERVICE ICON CARD ===== */
.service-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--clr-neutral-200);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-primary-500), var(--clr-accent-400));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.service-card:hover::before { transform: scaleX(1); }

.service-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--clr-primary-100);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
}

.service-card__icon svg { width: 28px; height: 28px; color: var(--clr-primary-600); }

.service-card h3 { margin-bottom: var(--space-3); }
.service-card p { font-size: .925rem; line-height: 1.7; }

/* ===== PRICING ===== */
.pricing-card {
  background: #fff;
  border-radius: var(--radius-xl);
  padding: var(--space-7) var(--space-6);
  box-shadow: var(--shadow-md);
  border: 2px solid var(--clr-neutral-200);
  transition: all var(--transition-base);
  position: relative;
}

.pricing-card:hover {
  border-color: var(--clr-primary-400);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.pricing-card--featured {
  border-color: var(--clr-primary-500);
  background: linear-gradient(160deg, var(--clr-primary-800) 0%, var(--clr-primary-700) 100%);
  color: #fff;
}

.pricing-card--featured h3,
.pricing-card--featured .pricing-card__price,
.pricing-card--featured p {
  color: #fff;
}

.pricing-card--featured:hover {
  border-color: var(--clr-primary-300);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(37,99,168,.4);
}

.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--clr-accent-500);
  color: #fff;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .1em;
  padding: 5px 16px;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.pricing-card__label {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--clr-primary-500);
  margin-bottom: var(--space-3);
}

.pricing-card--featured .pricing-card__label { color: var(--clr-primary-200); }

.pricing-card__price {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--clr-primary-800);
  line-height: 1;
  margin: var(--space-3) 0 var(--space-2);
}

.pricing-card__price sub {
  font-size: 1rem;
  font-weight: 500;
  vertical-align: baseline;
}

.pricing-card__price sup {
  font-size: 1.25rem;
  vertical-align: super;
}

.pricing-card__note {
  font-size: .8rem;
  color: var(--clr-neutral-500);
  margin-bottom: var(--space-5);
}

.pricing-card--featured .pricing-card__note { color: rgba(255,255,255,.55); }

.pricing-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin: var(--space-5) 0 var(--space-6);
}

.pricing-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: .9rem;
  color: var(--clr-neutral-700);
}

.pricing-card--featured .pricing-list li { color: rgba(255,255,255,.85); }

.pricing-list li svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--clr-success-500);
}

.pricing-card--featured .pricing-list li svg { color: var(--clr-secondary-300); }

/* ===== TESTIMONIALS ===== */
.testimonial-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--clr-neutral-200);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.testimonial-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.testimonial-card__stars {
  display: flex;
  gap: 3px;
}

.testimonial-card__stars svg {
  width: 18px;
  height: 18px;
  color: #f59e0b;
}

.testimonial-card__body {
  font-size: .95rem;
  color: var(--clr-neutral-700);
  line-height: 1.8;
  flex: 1;
}

.testimonial-card__body::before {
  content: '\201C';
  font-size: 1.5rem;
  color: var(--clr-primary-400);
  line-height: 0;
  vertical-align: -0.4em;
  margin-right: 2px;
}

.testimonial-card__footer {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  border-top: 1px solid var(--clr-neutral-100);
  padding-top: var(--space-4);
}

.avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--clr-primary-100);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.avatar svg { color: var(--clr-primary-600); }

.avatar--orange { background: var(--clr-accent-100); }
.avatar--orange svg { color: var(--clr-accent-500); }
.avatar--green { background: var(--clr-secondary-100); }
.avatar--green svg { color: var(--clr-secondary-500); }

.testimonial-card__name {
  font-weight: 700;
  font-size: .9rem;
  color: var(--clr-neutral-800);
}

.testimonial-card__role {
  font-size: .78rem;
  color: var(--clr-neutral-500);
  margin-top: 1px;
}

/* ===== PAGE HERO (sub pages) ===== */
.page-hero {
  background: linear-gradient(135deg, var(--clr-primary-900), var(--clr-primary-700));
  padding: var(--space-9) 0 var(--space-8);
  text-align: center;
}

.page-hero h1 { color: #fff; }
.page-hero p {
  color: rgba(255,255,255,.7);
  font-size: 1.05rem;
  margin-top: var(--space-4);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: .82rem;
  color: rgba(255,255,255,.55);
  margin-bottom: var(--space-5);
  justify-content: center;
}

.breadcrumb a { color: rgba(255,255,255,.7); transition: color var(--transition-fast); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb svg { width: 14px; height: 14px; }

/* ===== INFO TABLE ===== */
.info-table {
  width: 100%;
  border-collapse: collapse;
}

.info-table tr {
  border-bottom: 1px solid var(--clr-neutral-200);
}

.info-table th {
  width: 200px;
  padding: var(--space-4) var(--space-5);
  text-align: left;
  background: var(--clr-neutral-50);
  font-weight: 600;
  font-size: .9rem;
  color: var(--clr-neutral-800);
  vertical-align: top;
}

.info-table td {
  padding: var(--space-4) var(--space-5);
  font-size: .9rem;
  color: var(--clr-neutral-700);
}

/* ===== MAP ===== */
.map-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 3px solid var(--clr-neutral-200);
}

.map-wrap iframe {
  display: block;
  width: 100%;
  height: 460px;
  border: none;
}

/* ===== FOOTER ===== */
.site-footer {
  background: var(--clr-primary-900);
  color: rgba(255,255,255,.7);
  padding: var(--space-9) 0 var(--space-5);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-8);
  padding-bottom: var(--space-7);
  border-bottom: 1px solid rgba(255,255,255,.1);
}

.footer__brand p {
  font-size: .875rem;
  line-height: 1.8;
  margin-top: var(--space-4);
  color: rgba(255,255,255,.6);
}

.footer__heading {
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  margin-bottom: var(--space-4);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__links a {
  font-size: .875rem;
  color: rgba(255,255,255,.65);
  transition: color var(--transition-fast);
}

.footer__links a:hover { color: #fff; }

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: .875rem;
  color: rgba(255,255,255,.65);
  margin-bottom: var(--space-3);
}

.footer__contact-item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--clr-primary-300);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-5);
  font-size: .8rem;
  color: rgba(255,255,255,.35);
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* ===== BRAND NAME in nav/footer ===== */
.brand-text {
  font-size: 1.15rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: .02em;
}

/* ===== PROCESS STEPS ===== */
.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}

.steps::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 48px;
  bottom: 48px;
  width: 2px;
  background: linear-gradient(180deg, var(--clr-primary-400), var(--clr-primary-200));
}

.step {
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
  padding: var(--space-5) 0;
}

.step__num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--clr-primary-500);
  color: #fff;
  font-size: 1.1rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  box-shadow: 0 0 0 4px #fff, 0 0 0 6px var(--clr-primary-200);
}

.step__content h4 { margin-bottom: var(--space-2); }
.step__content p { font-size: .9rem; }

/* ===== HIGHLIGHT BOX ===== */
.highlight-box {
  background: linear-gradient(135deg, var(--clr-primary-100), #fff);
  border: 1px solid var(--clr-primary-200);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

/* ===== CTA SECTION ===== */
.cta-section {
  background: linear-gradient(135deg, var(--clr-primary-800), var(--clr-primary-600));
  padding: var(--space-9) 0;
  text-align: center;
}

.cta-section h2 { color: #fff; }
.cta-section p {
  color: rgba(255,255,255,.75);
  font-size: 1.05rem;
  margin: var(--space-4) auto var(--space-6);
  max-width: 560px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 960px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__grid > *:first-child { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  .grid-2,
  .grid-3,
  .grid-4 { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .stats-strip__inner { gap: var(--space-7); }
  .hero { min-height: 70vh; }
  .footer__grid { grid-template-columns: 1fr; gap: var(--space-6); }
  .info-table th { width: 130px; }
  .footer__bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .section { padding: var(--space-8) 0; }
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; }
}