:root {
  --ink: #161d1a;
  --ink-soft: #3a433e;
  --muted: #6b746e;
  --paper: #f3f0ea;
  --paper-deep: #e7e2d8;
  --surface: #faf8f4;
  --line: rgba(22, 29, 26, 0.12);
  --gold: #b08d57;
  --gold-deep: #8a6c3f;
  --forest: #2f463c;
  --forest-soft: #4a6356;
  --danger: #8b3a3a;
  --ok: #2f5d45;
  --shadow: 0 24px 60px rgba(22, 29, 26, 0.08);
  --radius: 4px;
  --font-display: "Noto Serif JP", "Iowan Old Style", Georgia, serif;
  --font-body: "Noto Sans JP", "Helvetica Neue", sans-serif;
  --max: 1120px;
  --header-h: 76px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(176, 141, 87, 0.12), transparent 60%),
    radial-gradient(900px 420px at 100% 0%, rgba(47, 70, 60, 0.08), transparent 55%),
    linear-gradient(180deg, var(--paper) 0%, var(--surface) 42%, var(--paper-deep) 100%);
  min-height: 100vh;
  line-height: 1.75;
  font-weight: 400;
  letter-spacing: 0.02em;
}

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

a {
  color: var(--forest);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
  transition: color 0.25s ease, opacity 0.25s ease;
}

a:hover {
  color: var(--gold-deep);
}

p {
  margin: 0 0 1rem;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: 0.04em;
  color: var(--ink);
  margin: 0 0 0.75rem;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  background: var(--ink);
  color: var(--paper);
  padding: 0.6rem 1rem;
  z-index: 1000;
}

.skip-link:focus {
  top: 1rem;
}

#site-header,
#site-footer {
  min-height: 1px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(14px);
  background: rgba(243, 240, 234, 0.86);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.9rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--ink);
}

.brand-mark {
  width: 1.1rem;
  height: 1.1rem;
  border-radius: 2px;
  background: linear-gradient(145deg, var(--gold), var(--forest));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.25);
}

.brand-text {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.06em;
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: transparent;
  width: 2.6rem;
  height: 2.6rem;
  border-radius: var(--radius);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

.nav-toggle-bars,
.nav-toggle-bars::before,
.nav-toggle-bars::after {
  display: block;
  width: 1.1rem;
  height: 1.5px;
  background: var(--ink);
  position: relative;
}

.nav-toggle-bars::before,
.nav-toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle-bars::before { top: -5px; }
.nav-toggle-bars::after { top: 5px; }

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 1.15rem;
}

.nav-list a {
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.nav-list a:hover,
.nav-list a[aria-current="page"] {
  color: var(--ink);
}

.nav-cta {
  background: var(--ink);
  color: var(--paper) !important;
  padding: 0.55rem 0.95rem;
  border-radius: var(--radius);
}

.nav-cta:hover {
  background: var(--forest);
  color: var(--paper) !important;
}

.site-main {
  min-height: 60vh;
}

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section {
  padding: 4.5rem 0;
}

.section-tight {
  padding: 3rem 0;
}

.eyebrow {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-deep);
  margin-bottom: 0.85rem;
}

.lead {
  font-size: 1.08rem;
  color: var(--ink-soft);
  max-width: 42rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.85rem 1.35rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-family: var(--font-body);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.25s ease, background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--forest), var(--ink));
  color: var(--paper);
}

.btn-primary:hover {
  color: var(--paper);
  background: linear-gradient(135deg, var(--forest-soft), var(--forest));
}

.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}

.btn-ghost:hover {
  border-color: var(--gold);
  color: var(--gold-deep);
}

.hero-asymmetric {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2.5rem;
  align-items: stretch;
  padding: 3.5rem 0 2rem;
  min-height: calc(100vh - var(--header-h));
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1rem 0 2rem;
  animation: rise 0.9s ease both;
}

.hero-brand {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 6vw, 4.4rem);
  line-height: 1.15;
  margin: 0 0 1.5rem;
  letter-spacing: 0.02em;
}

.hero-statement {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--ink-soft);
  max-width: 28rem;
  margin-bottom: 2rem;
  border-left: 2px solid var(--gold);
  padding-left: 1.1rem;
}

.hero-visual {
  position: relative;
  overflow: hidden;
  border-radius: 2px;
  min-height: 520px;
  box-shadow: var(--shadow);
  animation: fade-in 1.1s ease both;
}

.hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 520px;
  filter: saturate(0.85) contrast(1.05);
}

.hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(22, 29, 26, 0.35));
  pointer-events: none;
}

.trust-rail {
  border-block: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.35);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  padding: 1.6rem 0;
  text-align: center;
}

.trust-item strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.55rem;
  color: var(--forest);
  letter-spacing: 0.04em;
}

.trust-item span {
  color: var(--muted);
  font-size: 0.86rem;
}

.featured-split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2.5rem;
  align-items: center;
}

.featured-media {
  overflow: hidden;
  border-radius: 2px;
  box-shadow: var(--shadow);
}

.featured-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.7s ease;
}

.featured-media:hover img {
  transform: scale(1.03);
}

.benefit-list {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: grid;
  gap: 1.25rem;
}

.benefit-list li {
  padding: 1.15rem 1.25rem;
  border-left: 2px solid var(--gold);
  background: rgba(255, 255, 255, 0.42);
}

.benefit-list h3 {
  font-size: 1.05rem;
  margin-bottom: 0.35rem;
}

.benefit-list p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.quote-stack {
  display: grid;
  gap: 1.5rem;
}

.quote {
  padding: 1.6rem 1.7rem;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid var(--line);
  animation: rise 0.7s ease both;
}

.quote p {
  font-family: var(--font-display);
  font-size: 1.08rem;
  margin-bottom: 0.9rem;
}

.quote footer {
  color: var(--muted);
  font-size: 0.88rem;
}

.cta-band {
  margin: 2rem 0 4rem;
  padding: 2.5rem;
  background: linear-gradient(135deg, var(--ink), var(--forest));
  color: var(--paper);
  border-radius: 2px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.5rem;
  align-items: center;
}

.cta-band h2 {
  color: var(--paper);
  margin-bottom: 0.4rem;
}

.cta-band p {
  margin: 0;
  color: rgba(243, 240, 234, 0.82);
  max-width: 34rem;
}

.cta-band .btn-primary {
  background: var(--gold);
  color: var(--ink);
}

.page-hero {
  padding: 3.5rem 0 2rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 2rem;
}

.page-hero h1 {
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  max-width: 18ch;
}

.page-hero .lead {
  margin-top: 1rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
}

.program-card,
.blog-card,
.price-tier,
.review-card {
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.program-card:hover,
.blog-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.program-card img,
.blog-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.program-card .body,
.blog-card .body,
.price-tier .body,
.review-card .body {
  padding: 1.25rem 1.3rem 1.5rem;
}

.meta {
  color: var(--muted);
  font-size: 0.82rem;
  margin-bottom: 0.55rem;
}

.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  align-items: stretch;
}

.price-tier {
  display: flex;
  flex-direction: column;
}

.price-tier.featured {
  border-color: var(--gold);
  background: rgba(255, 255, 255, 0.78);
  transform: translateY(-8px);
}

.price-amount {
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--forest);
  margin: 0.4rem 0 1rem;
}

.price-tier ul {
  margin: 0 0 1.5rem;
  padding-left: 1.1rem;
  color: var(--ink-soft);
  flex: 1;
}

.price-note {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 1.5rem;
}

.prose {
  max-width: 46rem;
}

.prose h2 {
  margin-top: 2.4rem;
  font-size: 1.45rem;
}

.prose h3 {
  margin-top: 1.8rem;
  font-size: 1.15rem;
}

.prose ul,
.prose ol {
  padding-left: 1.2rem;
  color: var(--ink-soft);
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.25rem 0 1.75rem;
  font-size: 0.92rem;
}

.prose th,
.prose td {
  border: 1px solid var(--line);
  padding: 0.7rem 0.75rem;
  text-align: left;
  vertical-align: top;
}

.prose th {
  background: rgba(47, 70, 60, 0.08);
  font-weight: 600;
}

.modules {
  display: grid;
  gap: 1rem;
  margin: 1.5rem 0;
}

.module {
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.45);
}

.module h3 {
  font-size: 1.05rem;
  margin-bottom: 0.35rem;
}

.faq details {
  border-bottom: 1px solid var(--line);
  padding: 1rem 0;
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--ink);
}

.faq p {
  margin-top: 0.7rem;
  color: var(--ink-soft);
}

.instructor {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 1.25rem;
  align-items: center;
  margin: 1.5rem 0 2rem;
  padding: 1.25rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.5);
}

.instructor img {
  width: 140px;
  height: 140px;
  object-fit: cover;
  border-radius: 2px;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2.5rem;
}

.form-panel,
.info-panel {
  padding: 1.6rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.55);
}

.form-group {
  margin-bottom: 1.1rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  font: inherit;
  color: var(--ink);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: 2px solid rgba(176, 141, 87, 0.45);
  border-color: var(--gold);
}

.field-error {
  color: var(--danger);
  font-size: 0.84rem;
  margin-top: 0.35rem;
  display: none;
}

.field-error.show {
  display: block;
}

.form-status {
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  display: none;
  border-radius: var(--radius);
}

.form-status.success {
  display: block;
  background: rgba(47, 93, 69, 0.12);
  color: var(--ok);
}

.form-status.error {
  display: block;
  background: rgba(139, 58, 58, 0.1);
  color: var(--danger);
}

.info-panel address {
  font-style: normal;
  margin-bottom: 1rem;
}

.case-study {
  margin: 2rem 0;
  padding: 1.6rem;
  border-left: 3px solid var(--gold);
  background: rgba(255, 255, 255, 0.45);
}

.site-footer {
  margin-top: 3rem;
  background: var(--ink);
  color: rgba(243, 240, 234, 0.82);
  padding: 3rem 1.25rem 1.5rem;
}

.footer-grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 1.75rem;
}

.footer-name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--paper);
  margin-bottom: 0.5rem;
}

.footer-tag {
  color: rgba(243, 240, 234, 0.7);
  font-size: 0.9rem;
}

.footer-heading {
  color: var(--gold);
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-col li {
  margin-bottom: 0.45rem;
}

.site-footer a {
  color: rgba(243, 240, 234, 0.82);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--gold);
}

.footer-address {
  font-style: normal;
  margin-bottom: 0.6rem;
  line-height: 1.6;
}

.footer-bottom {
  max-width: var(--max);
  margin: 2rem auto 0;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(243, 240, 234, 0.12);
  font-size: 0.85rem;
  color: rgba(243, 240, 234, 0.55);
}

.cookie-banner {
  position: fixed;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  z-index: 200;
  max-width: 720px;
  margin: 0 auto;
  padding: 1.2rem 1.35rem;
  background: rgba(22, 29, 26, 0.96);
  color: var(--paper);
  border: 1px solid rgba(176, 141, 87, 0.35);
  box-shadow: var(--shadow);
  display: none;
}

.cookie-banner.show {
  display: block;
  animation: rise 0.45s ease both;
}

.cookie-banner p {
  margin: 0 0 1rem;
  font-size: 0.92rem;
  color: rgba(243, 240, 234, 0.88);
}

.cookie-banner a {
  color: var(--gold);
}

.cookie-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.cookie-actions .btn {
  min-width: 7rem;
}

.cookie-actions .btn-ghost {
  border-color: rgba(243, 240, 234, 0.3);
  color: var(--paper);
}

.inline-error {
  margin: 1rem 1.25rem;
  padding: 0.85rem 1rem;
  background: rgba(139, 58, 58, 0.1);
  color: var(--danger);
  border: 1px solid rgba(139, 58, 58, 0.25);
}

.error-page {
  min-height: 70vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 3rem 1.25rem;
}

.error-page h1 {
  font-size: clamp(3rem, 10vw, 5.5rem);
  color: var(--gold-deep);
  margin-bottom: 0.4rem;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: none; }
}

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@media (max-width: 960px) {
  .hero-asymmetric,
  .featured-split,
  .contact-layout,
  .footer-grid,
  .card-grid,
  .price-grid,
  .trust-grid {
    grid-template-columns: 1fr;
  }

  .price-tier.featured {
    transform: none;
  }

  .hero-visual,
  .hero-visual img {
    min-height: 320px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(243, 240, 234, 0.98);
    border-bottom: 1px solid var(--line);
    display: none;
  }

  .site-nav.open {
    display: block;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    padding: 0.75rem 1.25rem 1.25rem;
    gap: 0.35rem;
  }

  .nav-cta {
    text-align: center;
  }

  .instructor {
    grid-template-columns: 1fr;
  }
}