:root {
  --ink: #1c2430;
  --ink-soft: #3d4654;
  --muted: #6b7380;
  --line: rgba(28, 36, 48, 0.12);
  --gold: #c9a86c;
  --gold-deep: #a88645;
  --gold-soft: #e8d9b8;
  --pearl: #f7f4ef;
  --cream: #efe8dc;
  --white: #fffcf8;
  --success: #2f6b4f;
  --error: #9b3a3a;
  --shadow: 0 18px 50px rgba(28, 36, 48, 0.08);
  --radius: 2px;
  --font-display: "Shippori Mincho", "Noto Serif JP", serif;
  --font-body: "Zen Kaku Gothic New", "Noto Sans JP", 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(ellipse 90% 60% at 10% -10%, rgba(201, 168, 108, 0.18), transparent 55%),
    radial-gradient(ellipse 70% 50% at 100% 0%, rgba(232, 217, 184, 0.35), transparent 50%),
    linear-gradient(180deg, var(--pearl) 0%, var(--white) 40%, var(--cream) 100%);
  background-attachment: fixed;
  line-height: 1.75;
  font-weight: 400;
  min-height: 100vh;
}

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

a {
  color: var(--gold-deep);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--ink);
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: 0.04em;
  margin: 0 0 0.6em;
}

p {
  margin: 0 0 1em;
}

.container {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

.inline-error {
  background: #f8e8e8;
  color: var(--error);
  padding: 0.75rem 1rem;
  text-align: center;
  font-size: 0.9rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 252, 248, 0.72);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.35s ease, background 0.35s ease, box-shadow 0.35s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(255, 252, 248, 0.92);
  box-shadow: 0 8px 30px rgba(28, 36, 48, 0.05);
}

.header-inner {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--ink);
}

.brand-mark {
  width: 1.15rem;
  height: 1.15rem;
  border: 1.5px solid var(--gold);
  transform: rotate(45deg);
  flex-shrink: 0;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.08em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.15rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.site-nav a {
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 0.86rem;
  letter-spacing: 0.04em;
  transition: color 0.25s ease;
}

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

.site-nav .nav-cta {
  padding: 0.45rem 0.95rem;
  border: 1px solid var(--gold);
  color: var(--ink);
  transition: background 0.3s ease, color 0.3s ease;
}

.site-nav .nav-cta:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--gold-soft);
}

.nav-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--line);
  background: transparent;
  cursor: pointer;
  padding: 0;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 1.15rem;
  height: 1.5px;
  background: var(--ink);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.85rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
}

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

.btn-primary {
  background: var(--ink);
  color: var(--gold-soft);
  border-color: var(--ink);
}

.btn-primary:hover {
  background: #10151d;
  color: #fff;
}

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

.btn-ghost:hover {
  background: var(--ink);
  color: var(--gold-soft);
}

.btn-gold {
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-deep) 100%);
  color: var(--ink);
  border-color: var(--gold-deep);
}

.btn-gold:hover {
  color: #fff;
}

/* Hero — full bleed, brand-first, asymmetric */
.hero {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  display: grid;
  align-items: end;
  overflow: hidden;
  color: var(--white);
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: heroZoom 18s ease-out forwards;
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(16, 21, 29, 0.88) 0%, rgba(16, 21, 29, 0.55) 48%, rgba(16, 21, 29, 0.25) 100%),
    linear-gradient(0deg, rgba(16, 21, 29, 0.55) 0%, transparent 45%);
}

@keyframes heroZoom {
  from {
    transform: scale(1.08);
  }
  to {
    transform: scale(1);
  }
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(100% - 2.5rem, var(--max));
  margin: 0 auto;
  padding: 4.5rem 0 5rem;
  max-width: 38rem;
  margin-right: auto;
  margin-left: max(1.25rem, calc((100% - var(--max)) / 2));
  animation: fadeUp 1s ease 0.15s both;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-brand {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  letter-spacing: 0.06em;
  line-height: 1.15;
  margin-bottom: 1.25rem;
  color: var(--gold-soft);
}

.hero-line {
  width: 3.5rem;
  height: 1px;
  background: var(--gold);
  margin-bottom: 1.5rem;
  animation: lineGrow 1.1s ease 0.5s both;
  transform-origin: left;
}

@keyframes lineGrow {
  from {
    transform: scaleX(0);
  }
  to {
    transform: scaleX(1);
  }
}

.hero h1 {
  font-size: clamp(1.15rem, 2.4vw, 1.45rem);
  font-weight: 400;
  color: #fff;
  margin-bottom: 1rem;
  letter-spacing: 0.12em;
}

.hero p {
  color: rgba(255, 252, 248, 0.82);
  font-size: 1rem;
  max-width: 28rem;
  margin-bottom: 1.75rem;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Sections */
.section {
  padding: 5rem 0;
}

.section-tight {
  padding: 3.5rem 0;
}

.section-label {
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-deep);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  max-width: 20em;
}

.section-lead {
  color: var(--muted);
  max-width: 38rem;
  font-size: 1.02rem;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.reveal-delay-1 {
  transition-delay: 0.12s;
}
.reveal-delay-2 {
  transition-delay: 0.24s;
}
.reveal-delay-3 {
  transition-delay: 0.36s;
}

/* Proof strip */
.proof-strip {
  border-block: 1px solid var(--line);
  background: rgba(255, 252, 248, 0.65);
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  text-align: center;
  padding: 2.25rem 0;
}

.proof-num {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  color: var(--ink);
  letter-spacing: 0.04em;
  display: block;
}

.proof-label {
  font-size: 0.85rem;
  color: var(--muted);
  margin: 0.35rem 0 0;
}

/* Feature list (not cards) */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
  align-items: start;
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--line);
}

.feature-row:first-of-type {
  border-top: 1px solid var(--line);
}

.feature-index {
  font-family: var(--font-display);
  color: var(--gold);
  font-size: 1.1rem;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

/* Course / blog media blocks */
.media-list {
  display: grid;
  gap: 2.5rem;
}

.media-item {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 2rem;
  align-items: center;
}

.media-item.reverse {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
}

.media-item.reverse .media-copy {
  order: -1;
}

.media-item img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.02);
}

.media-meta {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: var(--gold-deep);
  margin-bottom: 0.5rem;
}

.media-item h3 {
  font-size: 1.45rem;
}

.media-item h3 a {
  color: inherit;
  text-decoration: none;
}

.media-item h3 a:hover {
  color: var(--gold-deep);
}

/* Testimonials */
.quote-block {
  padding: 2rem 0 2rem 1.5rem;
  border-left: 2px solid var(--gold);
  margin-bottom: 2rem;
}

.quote-block blockquote {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--ink);
}

.quote-block cite {
  font-style: normal;
  font-size: 0.88rem;
  color: var(--muted);
}

.quote-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 2rem;
}

/* Pricing */
.pricing-stack {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.price-tier {
  display: grid;
  grid-template-columns: 1.2fr 1fr auto;
  gap: 1.5rem;
  align-items: center;
  padding: 2rem 0;
  border-bottom: 1px solid var(--line);
}

.price-tier h3 {
  margin-bottom: 0.35rem;
  font-size: 1.35rem;
}

.price-amount {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--ink);
  white-space: nowrap;
}

.price-amount span {
  font-size: 0.85rem;
  color: var(--muted);
  font-family: var(--font-body);
}

/* Forms */
.form-layout {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3rem;
  align-items: start;
}

.field {
  margin-bottom: 1.25rem;
}

.field label {
  display: block;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  margin-bottom: 0.4rem;
  color: var(--ink-soft);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.8rem 0.95rem;
  border: 1px solid var(--line);
  background: rgba(255, 252, 248, 0.9);
  font-family: inherit;
  font-size: 1rem;
  color: var(--ink);
  border-radius: var(--radius);
  transition: border-color 0.25s ease;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--gold);
}

.field textarea {
  min-height: 160px;
  resize: vertical;
}

.field-error {
  display: block;
  min-height: 1.2em;
  color: var(--error);
  font-size: 0.82rem;
  margin-top: 0.3rem;
}

.form-status {
  margin-top: 1rem;
  font-size: 0.95rem;
}

.form-status.is-success {
  color: var(--success);
}

.form-status.is-error {
  color: var(--error);
}

.contact-facts p {
  margin-bottom: 0.5rem;
}

.contact-facts strong {
  display: block;
  font-weight: 500;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--gold-deep);
  margin-bottom: 0.2rem;
}

/* Legal / prose */
.prose {
  max-width: 46rem;
}

.prose h2 {
  font-size: 1.35rem;
  margin-top: 2.25rem;
}

.prose h3 {
  font-size: 1.1rem;
  margin-top: 1.5rem;
}

.prose ul,
.prose ol {
  padding-left: 1.25rem;
  margin-bottom: 1em;
}

.prose li {
  margin-bottom: 0.4em;
}

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

.page-hero h1 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
}

.page-hero p {
  color: var(--muted);
  max-width: 36rem;
}

/* Tables */
.cookie-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  margin: 1.5rem 0;
}

.cookie-table th,
.cookie-table td {
  border: 1px solid var(--line);
  padding: 0.75rem 0.85rem;
  text-align: left;
  vertical-align: top;
}

.cookie-table th {
  background: rgba(201, 168, 108, 0.12);
  font-weight: 500;
  letter-spacing: 0.04em;
}

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

.faq-list summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.03em;
  list-style: none;
}

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

.faq-list details p {
  margin: 0.75rem 0 0.25rem;
  color: var(--ink-soft);
}

/* Modules */
.module-list {
  counter-reset: mod;
  list-style: none;
  padding: 0;
  margin: 0;
}

.module-list li {
  counter-increment: mod;
  padding: 1.25rem 0 1.25rem 3.5rem;
  border-bottom: 1px solid var(--line);
  position: relative;
}

.module-list li::before {
  content: counter(mod, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1.35rem;
  font-family: var(--font-display);
  color: var(--gold);
  letter-spacing: 0.05em;
}

/* CTA band */
.cta-band {
  background: var(--ink);
  color: var(--white);
  padding: 4rem 0;
  position: relative;
  overflow: hidden;
}

.cta-band::before {
  content: "";
  position: absolute;
  width: 40rem;
  height: 40rem;
  border: 1px solid rgba(201, 168, 108, 0.2);
  border-radius: 50%;
  right: -12rem;
  top: -18rem;
  animation: drift 14s ease-in-out infinite alternate;
}

@keyframes drift {
  from {
    transform: translate(0, 0);
  }
  to {
    transform: translate(-2rem, 1.5rem);
  }
}

.cta-band h2 {
  color: var(--gold-soft);
  max-width: 16em;
}

.cta-band p {
  color: rgba(255, 252, 248, 0.75);
  max-width: 32rem;
}

/* Footer */
.site-footer {
  background: #141a22;
  color: rgba(255, 252, 248, 0.78);
  padding: 3.5rem 0 1.5rem;
  margin-top: 2rem;
}

.footer-grid {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.3fr;
  gap: 2rem;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--gold-soft);
  letter-spacing: 0.06em;
  margin-bottom: 0.6rem;
}

.footer-tag {
  font-size: 0.9rem;
  color: rgba(255, 252, 248, 0.55);
  max-width: 18rem;
}

.footer-heading {
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.85rem;
}

.footer-col a {
  display: block;
  color: rgba(255, 252, 248, 0.7);
  text-decoration: none;
  font-size: 0.9rem;
  margin-bottom: 0.45rem;
}

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

.footer-contact p {
  font-size: 0.88rem;
  margin-bottom: 0.55rem;
  color: rgba(255, 252, 248, 0.65);
}

.footer-bottom {
  width: min(100% - 2.5rem, var(--max));
  margin: 2.5rem auto 0;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 252, 248, 0.1);
  font-size: 0.8rem;
  color: rgba(255, 252, 248, 0.45);
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(20, 26, 34, 0.96);
  color: rgba(255, 252, 248, 0.9);
  border-top: 1px solid rgba(201, 168, 108, 0.35);
  padding: 1.25rem;
  animation: fadeUp 0.5s ease both;
}

.cookie-banner-inner {
  width: min(100%, var(--max));
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
}

.cookie-banner p {
  margin: 0;
  flex: 1 1 18rem;
  font-size: 0.9rem;
}

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

.cookie-actions {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.cookie-banner .btn-ghost {
  border-color: rgba(255, 252, 248, 0.35);
  color: #fff;
}

.cookie-banner .btn-primary {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
}

/* 404 */
.error-page {
  min-height: 60vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 4rem 1.5rem;
}

.error-page .code {
  font-family: var(--font-display);
  font-size: clamp(4rem, 12vw, 7rem);
  color: var(--gold);
  line-height: 1;
  margin-bottom: 0.5rem;
}

/* Instructor */
.instructor {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 1.5rem;
  align-items: center;
  padding: 1.5rem 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.instructor img {
  width: 140px;
  height: 140px;
  object-fit: cover;
  border-radius: 50%;
}

/* Case study */
.case-study {
  padding: 2rem 0;
  border-bottom: 1px solid var(--line);
}

.case-study h3 {
  font-size: 1.4rem;
}

.rating {
  color: var(--gold-deep);
  letter-spacing: 0.08em;
  font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 960px) {
  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--line);
    padding: 1rem 1.25rem 1.5rem;
    flex-direction: column;
    align-items: stretch;
    gap: 0.85rem;
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

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

  .header-inner {
    position: relative;
  }

  .proof-grid,
  .quote-grid,
  .form-layout,
  .footer-grid,
  .feature-row,
  .media-item,
  .media-item.reverse,
  .price-tier,
  .instructor {
    grid-template-columns: 1fr;
  }

  .media-item.reverse .media-copy {
    order: 0;
  }

  .price-amount {
    justify-self: start;
  }

  .hero-content {
    margin-left: auto;
    margin-right: auto;
    width: min(100% - 2rem, var(--max));
  }
}

@media (max-width: 640px) {
  .proof-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .section {
    padding: 3.5rem 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

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