:root {
  --color-bg: #020617;
  --color-bg-soft: #0b1220;
  --color-surface: #020617;
  --color-surface-soft: #0f172a;
  --color-accent: #38bdf8;
  --color-accent-soft: rgba(56, 189, 248, 0.15);
  --color-accent-strong: #0ea5e9;
  --color-text-main: #e5e7eb;
  --color-text-muted: #9ca3af;
  --color-border-subtle: rgba(148, 163, 184, 0.4);
  --shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.6);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-pill: 999px;
  --max-width: 1120px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--color-text-main);
  background: radial-gradient(circle at top, #1e293b 0, #020617 40%, #020617 100%);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  text-decoration: none;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 80px 0;
}

.section-soft {
  background: radial-gradient(circle at top, rgba(15, 23, 42, 0.9), #020617 60%);
}

.section-accent {
  position: relative;
  background: radial-gradient(circle at top, rgba(56, 189, 248, 0.12), #020617 70%);
  overflow: hidden;
}

.section-accent::before {
  content: "";
  position: absolute;
  inset: -200px;
  background:
    radial-gradient(circle at 10% 20%, rgba(56, 189, 248, 0.18), transparent 55%),
    radial-gradient(circle at 90% 80%, rgba(59, 130, 246, 0.22), transparent 60%);
  opacity: 0.7;
  pointer-events: none;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  background: linear-gradient(to bottom, rgba(2, 6, 23, 0.96), rgba(2, 6, 23, 0.85));
  border-bottom: 1px solid rgba(148, 163, 184, 0.2);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 14px;
  background: radial-gradient(circle at 30% 0, #fbbf24, #e11d48 40%, #0ea5e9 100%);
  color: white;
  font-weight: 700;
  font-size: 18px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.7);
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-name {
  font-weight: 600;
  letter-spacing: 0.04em;
}

.logo-tagline {
  font-size: 11px;
  color: var(--color-text-muted);
}

/* Navigation */

.nav {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 18px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-menu a {
  font-size: 13px;
  color: var(--color-text-muted);
  padding: 6px 0;
  position: relative;
}

.nav-menu a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -4px;
  margin: 0 auto;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(to right, #38bdf8, #a855f7);
  transition: width 0.18s ease-out;
}

.nav-menu a:hover {
  color: #e5e7eb;
}

.nav-menu a:hover::after {
  width: 100%;
}

.nav-cta {
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.5);
  color: #e5e7eb !important;
  background: radial-gradient(circle at top, rgba(148, 163, 184, 0.24), transparent 65%);
}

.nav-cta::after {
  display: none;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.6);
  background: radial-gradient(circle at top, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.6));
  cursor: pointer;
}

.nav-toggle-bar {
  height: 2px;
  width: 18px;
  border-radius: 999px;
  background: #e5e7eb;
}

/* Hero */

.section-hero {
  position: relative;
  overflow: hidden;
  padding: 72px 0 72px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at top left, rgba(56, 189, 248, 0.33), transparent 60%),
    radial-gradient(circle at bottom right, rgba(147, 51, 234, 0.25), transparent 60%);
  opacity: 0.8;
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
}

.hero-text {
  position: relative;
  z-index: 1;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #a5b4fc;
  margin-bottom: 14px;
}

.eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: linear-gradient(to right, #38bdf8, #a855f7);
}

.section-hero h1 {
  font-size: 30px;
  line-height: 1.35;
  letter-spacing: 0.02em;
  margin: 0 0 16px;
}

.hero-highlight {
  background: linear-gradient(to right, #38bdf8, #a855f7);
  -webkit-background-clip: text;
  color: transparent;
  font-weight: 700;
}

.hero-lead {
  margin: 0 0 22px;
  color: var(--color-text-muted);
  font-size: 14px;
  line-height: 1.8;
}

.num {
  font-feature-settings: "pnum";
  font-weight: 600;
  color: #e5e7eb;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease-out, box-shadow 0.15s ease-out, background 0.15s ease-out, border-color 0.15s ease-out, color 0.15s ease-out;
}

.btn-primary {
  background: radial-gradient(circle at top left, #38bdf8, #0ea5e9);
  color: #0b1120;
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.8);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 22px 60px rgba(15, 23, 42, 0.95);
}

.btn-outline {
  background: rgba(15, 23, 42, 0.5);
  border-color: rgba(148, 163, 184, 0.6);
  color: #e5e7eb;
}

.btn-outline:hover {
  background: rgba(15, 23, 42, 0.9);
  border-color: #38bdf8;
}

.btn-secondary {
  background: rgba(15, 23, 42, 0.9);
  border-color: rgba(148, 163, 184, 0.7);
  color: #e5e7eb;
}

.btn-secondary:hover {
  background: rgba(15, 23, 42, 1);
  border-color: #38bdf8;
}

.btn-block {
  width: 100%;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.hero-badges li {
  font-size: 11px;
  color: var(--color-text-muted);
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(148, 163, 184, 0.3);
  background: radial-gradient(circle at top, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.6));
}

.hero-panel {
  position: relative;
  z-index: 1;
}


.hero-promo {
  margin: 0 0 18px;
  border-radius: 26px;
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, 0.38);
  background: rgba(2, 6, 23, 0.55);
  box-shadow: 0 22px 60px rgba(2, 6, 23, 0.6);
}

.hero-promo-link {
  display: block;
  text-decoration: none;
}

.hero-promo img {
  width: 100%;
  height: auto;
  display: block;
}

.hero-promo-caption {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(226, 232, 240, 0.75);
  padding: 10px 12px;
  background: rgba(2, 6, 23, 0.55);
}

@media (max-width: 960px) {
  .hero-promo {
    max-width: 520px;
    margin-inline: auto;
  }
}



.hero-card {
  border-radius: var(--radius-lg);
  padding: 24px 22px;
  background: radial-gradient(circle at top, rgba(15, 23, 42, 0.9), #020617 60%);
  border: 1px solid rgba(148, 163, 184, 0.4);
  box-shadow: var(--shadow-soft);
}

.hero-card h2 {
  font-size: 16px;
  line-height: 1.6;
  margin-top: 0;
  margin-bottom: 14px;
}

.hero-card p {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 14px;
}

.hero-list {
  list-style: none;
  padding: 0;
  margin: 0 0 14px;
}

.hero-list li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 6px;
  font-size: 13px;
  color: #e5e7eb;
}

.hero-list li::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 0.75em;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: #38bdf8;
  transform: translateY(-50%);
}

.hero-card-footer {
  font-size: 12px;
  color: var(--color-text-muted);
  border-top: 1px dashed rgba(148, 163, 184, 0.4);
  padding-top: 10px;
  margin: 0;
}

/* Section headers */

.section-header {
  margin-bottom: 32px;
}

.section-header h2 {
  font-size: 22px;
  margin: 0 0 10px;
}

.section-header p {
  margin: 0;
  font-size: 14px;
  color: var(--color-text-muted);
}

.section-header--light h2,
.section-header--light p {
  color: #e5e7eb;
}

/* Grid helpers */

.grid {
  display: grid;
  gap: 22px;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

/* Cards */

.card {
  border-radius: var(--radius-md);
  padding: 20px 18px;
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.45);
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.7);
}

.card h3 {
  font-size: 16px;
  margin-top: 0;
  margin-bottom: 10px;
}

.card p {
  font-size: 13px;
  color: var(--color-text-muted);
  margin: 0;
}

.card-problem {
  background: radial-gradient(circle at top left, rgba(56, 189, 248, 0.18), rgba(15, 23, 42, 0.9));
}

.card-benefit {
  background: radial-gradient(circle at top right, rgba(59, 130, 246, 0.18), rgba(15, 23, 42, 0.9));
}

/* Problems */

.problems-grid {
  margin-bottom: 26px;
}

.problems-note {
  max-width: 720px;
  font-size: 13px;
  color: var(--color-text-muted);
}

/* USP */

.usp-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 36px;
  align-items: flex-start;
  position: relative;
  z-index: 1;
}

.usp-list {
  list-style: none;
  padding: 0;
  margin: 0 0 18px;
}

.usp-list li {
  padding: 10px 0;
  border-bottom: 1px dashed rgba(148, 163, 184, 0.4);
}

.usp-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
}

.usp-desc {
  display: block;
  font-size: 13px;
  color: var(--color-text-muted);
}

.quote {
  margin: 0;
  padding: 16px 18px;
  border-radius: 16px;
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.55);
  font-size: 13px;
}

.quote p {
  margin: 0;
}

.card-metric {
  background: rgba(15, 23, 42, 0.95);
}

.card-metric dl {
  margin: 0 0 12px;
}

.metric-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 6px 0;
  border-bottom: 1px dashed rgba(148, 163, 184, 0.45);
}

.metric-row dt {
  font-size: 13px;
  color: var(--color-text-muted);
}

.metric-row dd {
  font-size: 13px;
  margin: 0;
}

.card-caption {
  font-size: 12px;
  color: var(--color-text-muted);
}

/* Results table */

.results-table-wrapper {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(148, 163, 184, 0.5);
  background: radial-gradient(circle at top, rgba(15, 23, 42, 0.95), #020617 70%);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.results-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.results-table thead {
  background: rgba(15, 23, 42, 0.96);
}

.results-table th,
.results-table td {
  padding: 9px 14px;
  text-align: left;
}

.results-table th {
  font-weight: 500;
  color: #e5e7eb;
  border-bottom: 1px solid rgba(148, 163, 184, 0.6);
}

.results-table tbody tr:nth-child(even) {
  background: rgba(15, 23, 42, 0.7);
}

.results-table tbody tr:nth-child(odd) {
  background: rgba(15, 23, 42, 0.4);
}

.results-note {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 16px;
}

/* Services */

.service-grid {
  margin-top: 10px;
}

.card-service h3 {
  margin-bottom: 8px;
}

.service-points {
  list-style: none;
  padding: 0;
  margin: 10px 0 12px;
  font-size: 13px;
  color: var(--color-text-muted);
}

.service-points li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 4px;
}

.service-points li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 0.7em;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: #38bdf8;
  transform: translateY(-50%);
}

.service-price {
  font-size: 13px;
  font-weight: 500;
  margin: 0 0 14px;
}

/* Benefits */

.benefits-grid {
  margin-top: 14px;
}

/* Profile */

.profile-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: 32px;
  align-items: flex-start;
}

.profile-name {
  font-size: 18px;
  margin-top: 0;
  margin-bottom: 10px;
}

.profile-list {
  list-style: none;
  padding: 0;
  margin: 10px 0 0;
  font-size: 13px;
  color: var(--color-text-muted);
}

.profile-list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 4px;
}

.profile-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 0.7em;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: #38bdf8;
  transform: translateY(-50%);
}

.card-profile {
  background: radial-gradient(circle at top, rgba(56, 189, 248, 0.16), rgba(15, 23, 42, 0.95));
}

/* FAQ */

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.faq-item {
  border-radius: 16px;
  border: 1px solid rgba(148, 163, 184, 0.45);
  background: rgba(15, 23, 42, 0.9);
  padding: 10px 14px;
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "＋";
  float: right;
  font-size: 14px;
  color: var(--color-text-muted);
}

.faq-item[open] summary::after {
  content: "－";
}

.faq-item p {
  margin: 8px 0 4px;
  font-size: 13px;
  color: var(--color-text-muted);
}

/* Contact */

.contact-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 32px;
  align-items: stretch;
}

.card-contact {
  background: rgba(15, 23, 42, 0.97);
}

.contact-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 14px 0 10px;
}

.contact-note {
  font-size: 12px;
  color: var(--color-text-muted);
}

/* Footer */

.site-footer {
  border-top: 1px solid rgba(148, 163, 184, 0.35);
  padding: 16px 0 18px;
  background: linear-gradient(to top, rgba(2, 6, 23, 0.98), rgba(2, 6, 23, 0.9));
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 11px;
  color: var(--color-text-muted);
}

.footer-top {
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(148, 163, 184, 0.5);
}


/* Footer links */
.footer-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

.footer-link {
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(148, 163, 184, 0.35);
}

/* Legal (Tokusho) page */
.legal-card {
  max-width: 920px;
  margin: 0 auto;
}

.legal-dl {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.legal-row {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(148, 163, 184, 0.22);
}

.legal-row:last-child {
  border-bottom: 0;
}

.legal-row dt {
  font-weight: 650;
  color: var(--color-text);
}

.legal-row dd {
  margin: 0;
  color: var(--color-text-muted);
  line-height: 1.75;
}

.legal-note {
  margin-top: 18px;
  font-size: 12px;
  color: var(--color-text-muted);
}

.legal-back {
  margin-top: 18px;
  display: flex;
  justify-content: center;
}

/* Responsive */

@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .usp-grid,
  .profile-grid,
  .contact-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .section {
    padding: 56px 0;
  }

  .header-inner {
    padding-inline: 16px;
  }

  .nav-menu {
    position: absolute;
    right: 16px;
    top: 56px;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding: 10px 14px;
    border-radius: 18px;
    background: rgba(15, 23, 42, 0.98);
    border: 1px solid rgba(148, 163, 184, 0.7);
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.9);
    transform-origin: top right;
    transform: scale(0.96);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.16s ease-out, transform 0.16s ease-out;
  }

  .nav-menu--open {
    opacity: 1;
    pointer-events: auto;
    transform: scale(1);
  }

  .nav-toggle {
    display: flex;
  }

  .grid-2,
  .grid-3 {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-actions {
    flex-direction: column;
  }

  .section-hero h1 {
    font-size: 24px;
  }
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-actions {
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .legal-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }

}

@media (max-width: 480px) {
  .section-hero {
    padding-top: 64px;
  }

  .site-header {
    border-bottom-width: 0;
  }

  .hero-card {
    padding: 18px 16px;
  }

  .card {
    padding: 18px 16px;
  }
}