/* palette: bg=#0A1B3A fg=#EAE4D2 accent=#5DD3E8 */
/* fonts: display="IBM Plex Sans" body="IBM Plex Sans" mono="IBM Plex Mono" */

:root {
  --bg: #0A1B3A;
  --bg-alt: #061327;
  --bg-card: #0F2447;
  --bg-deep: #04101F;
  --fg: #EAE4D2;
  --fg-soft: #B8B19E;
  --muted: #6E7B95;
  --accent: #5DD3E8;
  --accent-deep: #2EA8C0;
  --warm: #E89A4F;
  --border: rgba(234, 228, 210, 0.18);
  --border-strong: rgba(234, 228, 210, 0.34);
  --border-soft: rgba(234, 228, 210, 0.08);
  --grid-line: rgba(234, 228, 210, 0.05);
  --grid-line-strong: rgba(234, 228, 210, 0.10);
  --serif: 'IBM Plex Sans', ui-sans-serif, sans-serif;
  --sans: 'IBM Plex Sans', ui-sans-serif, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, 'SF Mono', Menlo, monospace;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --max: 1280px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; background: var(--bg); }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.75;
  color: var(--fg);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  position: relative;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
input, textarea, select { font: inherit; color: inherit; }

/* Blueprint grid overlay — affects entire site */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px),
    linear-gradient(var(--grid-line-strong) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line-strong) 1px, transparent 1px);
  background-size: 32px 32px, 32px 32px, 256px 256px, 256px 256px;
  pointer-events: none;
  z-index: 1;
}
body > * { position: relative; z-index: 2; }

::selection { background: var(--accent); color: var(--bg); }

/* ───────── TYPOGRAPHY ───────── */
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--accent);
}
.eyebrow.no-line::before { display: none; }

h1, h2, h3, h4 { font-family: var(--serif); font-weight: 300; line-height: 1.05; margin: 0; }
.h1 { font-size: clamp(3.25rem, 9.5vw, 8.5rem); letter-spacing: -0.035em; font-weight: 300; }
.h2 { font-size: clamp(2.25rem, 5.6vw, 4.5rem); letter-spacing: -0.025em; font-weight: 300; }
.h3 { font-size: clamp(1.5rem, 2.6vw, 2.25rem); letter-spacing: -0.02em; font-weight: 400; line-height: 1.15; }
.h4 { font-size: clamp(1.125rem, 1.6vw, 1.375rem); font-weight: 500; line-height: 1.3; }

em { font-style: normal; color: var(--accent); }

.lede { font-size: clamp(1.0625rem, 1.4vw, 1.25rem); line-height: 1.55; color: var(--fg-soft); max-width: 56ch; }

.mono { font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em; }
.label-lg { font-family: var(--mono); font-size: 13px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }

/* ───────── LAYOUT ───────── */
.container { max-width: var(--max); margin: 0 auto; padding: 0 32px; }
@media (max-width: 720px) { .container { padding: 0 20px; } }

section { padding: clamp(80px, 12vw, 160px) 0; position: relative; }

.section-mark {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: clamp(48px, 6vw, 96px);
  padding-bottom: 24px;
  border-top: 1px solid var(--border);
  padding-top: 24px;
}
.section-mark__num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--accent);
  text-transform: uppercase;
}
.section-mark__title {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--fg-soft);
  text-transform: uppercase;
  text-align: right;
}

/* ───────── HEADER ───────── */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 27, 58, 0.78);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.header[data-scrolled="true"] {
  border-bottom-color: var(--border-soft);
  box-shadow: 0 1px 0 0 rgba(234, 228, 210, 0.04);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 22px 32px;
  max-width: var(--max);
  margin: 0 auto;
}
@media (max-width: 720px) { .header__inner { padding: 18px 20px; } }

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg);
}
.brand__mark {
  width: 28px;
  height: 28px;
  border: 1px solid var(--fg);
  position: relative;
  flex-shrink: 0;
}
.brand__mark::before, .brand__mark::after {
  content: '';
  position: absolute;
  background: var(--fg);
}
.brand__mark::before { left: 50%; top: -3px; bottom: -3px; width: 1px; transform: translateX(-50%); }
.brand__mark::after { top: 50%; left: -3px; right: -3px; height: 1px; transform: translateY(-50%); }
.brand__name { font-weight: 500; }
.brand__sub { color: var(--muted); font-weight: 400; }

.nav {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav a {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-soft);
  position: relative;
  padding: 4px 0;
  transition: color 0.25s var(--ease);
}
.nav a:hover { color: var(--accent); }
.nav a[aria-current="page"] { color: var(--fg); }
.nav a[aria-current="page"]::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 1px;
  background: var(--accent);
}

@media (max-width: 1023px) { .nav { display: none; } }

.menu-toggle {
  display: none;
  width: 36px;
  height: 36px;
  position: relative;
  border: 1px solid var(--border-strong);
}
.menu-toggle span {
  position: absolute;
  left: 8px;
  right: 8px;
  height: 1px;
  background: var(--fg);
  transition: transform 0.3s var(--ease), opacity 0.2s;
}
.menu-toggle span:nth-child(1) { top: 12px; }
.menu-toggle span:nth-child(2) { top: 17px; }
.menu-toggle span:nth-child(3) { top: 22px; }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }
@media (max-width: 1023px) { .menu-toggle { display: block; } }

.mobile-menu {
  position: fixed;
  inset: 64px 0 0 0;
  background: var(--bg);
  z-index: 99;
  padding: 48px 24px;
  transform: translateX(100%);
  transition: transform 0.4s var(--ease);
  border-top: 1px solid var(--border);
}
.mobile-menu[data-open="true"] { transform: translateX(0); }
.mobile-menu ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 4px; }
.mobile-menu a {
  display: block;
  padding: 18px 0;
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 300;
  letter-spacing: -0.02em;
  border-bottom: 1px solid var(--border-soft);
}
.mobile-menu .mono { color: var(--muted); margin-bottom: 32px; }

/* ───────── BUTTONS ───────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 28px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 1px solid var(--fg);
  background: var(--fg);
  color: var(--bg);
  transition: transform 0.3s var(--ease), background 0.3s var(--ease), color 0.3s var(--ease);
}
.btn:hover { background: var(--accent); border-color: var(--accent); }
.btn--ghost { background: transparent; color: var(--fg); border-color: var(--border-strong); }
.btn--ghost:hover { background: var(--fg); color: var(--bg); border-color: var(--fg); }
.btn--accent { background: var(--accent); border-color: var(--accent); color: var(--bg); }
.btn--accent:hover { background: transparent; color: var(--accent); }

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  border-bottom: 1px solid var(--accent);
  padding-bottom: 4px;
  transition: gap 0.3s var(--ease);
}
.text-link:hover { gap: 16px; }
.text-link::after { content: '→'; font-size: 14px; }

/* ───────── HERO ───────── */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 0;
  padding: 0;
  overflow: hidden;
  position: relative;
  border-bottom: 1px solid var(--border);
}
@media (max-width: 1023px) { .hero { grid-template-columns: 1fr; min-height: auto; } }

.hero__text {
  padding: clamp(48px, 8vw, 96px) clamp(32px, 5vw, 80px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-right: 1px solid var(--border);
  position: relative;
}
@media (max-width: 1023px) { .hero__text { border-right: 0; border-bottom: 1px solid var(--border); padding-top: 80px; padding-bottom: 80px; } }

.hero__meta {
  position: absolute;
  top: 24px;
  left: clamp(32px, 5vw, 80px);
  right: clamp(32px, 5vw, 80px);
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero__eyebrow { margin-bottom: 32px; }

.hero__h1 {
  font-size: clamp(3rem, 8.5vw, 7.5rem);
  letter-spacing: -0.035em;
  font-weight: 300;
  line-height: 0.95;
  margin: 0 0 36px;
}
.hero__h1 em { color: var(--accent); font-style: italic; }
.hero__lede {
  font-size: clamp(1.0625rem, 1.4vw, 1.25rem);
  line-height: 1.55;
  color: var(--fg-soft);
  max-width: 50ch;
  margin: 0 0 48px;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}
.hero__stat-num {
  font-family: var(--serif);
  font-size: clamp(2rem, 3vw, 2.75rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 8px;
}
.hero__stat-num span { color: var(--accent); }
.hero__stat-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  line-height: 1.4;
}

@media (max-width: 540px) { .hero__stats { grid-template-columns: 1fr; gap: 16px; } }

.hero__visual {
  position: relative;
  background: var(--bg-deep);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  min-height: 480px;
}
.hero__visual svg { width: 100%; height: 100%; max-width: 600px; }

.hero__corner {
  position: absolute;
  width: 32px;
  height: 32px;
  border-color: var(--accent);
  border-style: solid;
}
.hero__corner--tl { top: 24px; left: 24px; border-width: 1px 0 0 1px; }
.hero__corner--tr { top: 24px; right: 24px; border-width: 1px 1px 0 0; }
.hero__corner--bl { bottom: 24px; left: 24px; border-width: 0 0 1px 1px; }
.hero__corner--br { bottom: 24px; right: 24px; border-width: 0 1px 1px 0; }

.hero__annotation {
  position: absolute;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero__annotation--top { top: 60px; right: 60px; }
.hero__annotation--bottom { bottom: 60px; left: 60px; }
.hero__annotation::before { content: ''; width: 24px; height: 1px; background: var(--accent); }

.hero__cta-row {
  display: flex;
  gap: 16px;
  margin-top: 40px;
  flex-wrap: wrap;
}

@keyframes heroZoom { from { transform: scale(1.08); } to { transform: scale(1); } }
.hero__visual .hero__svg-wrap { animation: heroZoom 8s var(--ease) both; }

/* ───────── FEATURED COURSE ───────── */
.featured {
  padding: clamp(80px, 12vw, 160px) 0;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
}
.featured__grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 0;
  border: 1px solid var(--border);
  background: var(--bg-card);
}
@media (max-width: 900px) { .featured__grid { grid-template-columns: 1fr; } }

.featured__media {
  position: relative;
  overflow: hidden;
  min-height: 480px;
  background: var(--bg-deep);
}
.featured__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
  filter: grayscale(0.3) contrast(1.1);
}
.featured__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(10, 27, 58, 0.5) 100%);
  pointer-events: none;
}
.featured__badge {
  position: absolute;
  top: 24px;
  left: 24px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--bg);
  padding: 8px 14px;
  border: 1px solid var(--accent);
  z-index: 2;
}
.featured__media-meta {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg);
  z-index: 2;
}

.featured__body {
  padding: clamp(40px, 5vw, 64px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.featured__body .h2 { margin-bottom: 24px; }
.featured__body p { color: var(--fg-soft); margin: 0 0 32px; max-width: 50ch; }

.featured__specs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 36px;
}
.featured__spec {
  padding: 20px 0;
  border-right: 1px solid var(--border);
}
.featured__spec:nth-child(2n) { border-right: 0; padding-left: 24px; }
.featured__spec:nth-child(n+3) { border-top: 1px solid var(--border); }
.featured__spec-label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}
.featured__spec-val { font-family: var(--serif); font-size: 18px; font-weight: 400; }

/* ───────── COURSE CATALOG ───────── */
.catalog__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: 1px solid var(--border);
  border-left: 1px solid var(--border);
}
@media (max-width: 740px) { .catalog__grid { grid-template-columns: 1fr; } }

.course-card {
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: clamp(32px, 3.5vw, 48px);
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: background 0.4s var(--ease);
  position: relative;
  min-height: 360px;
}
.course-card:hover { background: var(--bg-card); }
.course-card:hover .course-card__num { color: var(--accent); }
.course-card:hover .course-card__arrow { transform: translateX(8px); color: var(--accent); }

.course-card__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.course-card__num { color: var(--fg-soft); transition: color 0.3s var(--ease); }
.course-card__cat { color: var(--muted); }

.course-card__title {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: auto 0 16px;
}
.course-card__desc { color: var(--fg-soft); font-size: 15.5px; line-height: 1.65; margin: 0 0 24px; }

.course-card__foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 20px;
  border-top: 1px dashed var(--border);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.course-card__duration { color: var(--muted); }
.course-card__arrow {
  color: var(--fg);
  transition: transform 0.3s var(--ease), color 0.3s var(--ease);
}

/* ───────── MANIFESTO ───────── */
.manifesto {
  background: var(--fg);
  color: var(--bg);
  padding: clamp(96px, 14vw, 180px) 0;
  position: relative;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.manifesto::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(10, 27, 58, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10, 27, 58, 0.04) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}
.manifesto > .container { position: relative; }
.manifesto .eyebrow { color: var(--bg); }
.manifesto .eyebrow::before { background: var(--bg); }
.manifesto__quote {
  font-family: var(--serif);
  font-size: clamp(1.875rem, 4.5vw, 3.5rem);
  font-weight: 300;
  letter-spacing: -0.025em;
  line-height: 1.18;
  max-width: 1000px;
  margin: 36px 0 0;
}
.manifesto__quote em { color: var(--accent-deep); font-style: italic; }
.manifesto__sig {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid rgba(10, 27, 58, 0.18);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(10, 27, 58, 0.7);
}

/* ───────── INSTRUCTOR ───────── */
.instructor {
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
}
.instructor__grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(48px, 6vw, 96px);
  align-items: center;
}
@media (max-width: 900px) { .instructor__grid { grid-template-columns: 1fr; } }

.instructor__media {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border: 1px solid var(--border);
}
.instructor__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.85) contrast(1.05) brightness(0.9);
}
.instructor__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10, 27, 58, 0.35), transparent 50%, rgba(93, 211, 232, 0.12));
  pointer-events: none;
}
.instructor__tag {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--bg);
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 8px 14px;
  z-index: 2;
}
.instructor__id {
  position: absolute;
  bottom: 16px;
  right: 16px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--fg);
  z-index: 2;
}

.instructor__name { font-family: var(--serif); font-size: clamp(2rem, 4.5vw, 3.5rem); font-weight: 300; letter-spacing: -0.025em; line-height: 1.05; margin: 24px 0 12px; }
.instructor__role { font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent); margin-bottom: 28px; }
.instructor__bio { color: var(--fg-soft); margin: 0 0 16px; max-width: 56ch; }

.instructor__creds {
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.instructor__cred-num { font-family: var(--serif); font-size: 28px; font-weight: 400; line-height: 1; margin-bottom: 8px; color: var(--accent); }
.instructor__cred-label { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); line-height: 1.4; }

/* ───────── TESTIMONIALS ───────── */
.testimonials {
  border-bottom: 1px solid var(--border);
}
.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--border);
  border-left: 1px solid var(--border);
}
@media (max-width: 900px) { .testimonials__grid { grid-template-columns: 1fr; } }

.testimonial {
  padding: clamp(32px, 4vw, 56px);
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 28px;
  position: relative;
}
.testimonial__num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--accent);
}
.testimonial__quote {
  font-family: var(--serif);
  font-size: clamp(1.0625rem, 1.5vw, 1.25rem);
  font-weight: 400;
  line-height: 1.55;
  letter-spacing: -0.005em;
  color: var(--fg);
  flex: 1;
}
.testimonial__quote::before {
  content: '"';
  display: block;
  font-family: var(--serif);
  font-size: 56px;
  color: var(--accent);
  line-height: 0.5;
  margin-bottom: 18px;
  font-weight: 300;
}
.testimonial__cite {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 24px;
  border-top: 1px dashed var(--border);
}
.testimonial__cite-name { font-family: var(--mono); font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--fg); }
.testimonial__cite-role { font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; color: var(--muted); }

/* ───────── PRICING / ENROLL CTA ───────── */
.enroll {
  background: var(--bg-deep);
  border-bottom: 1px solid var(--border);
  position: relative;
}
.enroll__grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(48px, 6vw, 96px);
  align-items: center;
}
@media (max-width: 900px) { .enroll__grid { grid-template-columns: 1fr; } }

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  padding: clamp(32px, 4vw, 56px);
  position: relative;
}
.pricing-card::before {
  content: '';
  position: absolute;
  top: -1px; left: 24px; right: 24px;
  height: 1px;
  background: var(--accent);
}
.pricing-card__head { display: flex; justify-content: space-between; align-items: baseline; padding-bottom: 24px; border-bottom: 1px solid var(--border); margin-bottom: 32px; }
.pricing-card__name { font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent); }
.pricing-card__cohort { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.14em; color: var(--muted); }

.pricing-card__amount { display: flex; align-items: baseline; gap: 12px; margin-bottom: 8px; }
.pricing-card__currency { font-family: var(--mono); font-size: 14px; color: var(--muted); }
.pricing-card__value { font-family: var(--serif); font-size: clamp(3rem, 5.5vw, 4.5rem); font-weight: 300; letter-spacing: -0.02em; line-height: 1; }
.pricing-card__period { font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin-bottom: 24px; }

.pricing-card__list { list-style: none; padding: 0; margin: 32px 0; display: flex; flex-direction: column; gap: 14px; }
.pricing-card__list li {
  display: flex;
  gap: 16px;
  align-items: baseline;
  font-size: 15px;
  color: var(--fg-soft);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border-soft);
}
.pricing-card__list li::before {
  content: '+';
  font-family: var(--mono);
  color: var(--accent);
  font-size: 14px;
}
.pricing-card .btn { width: 100%; }

/* ───────── FOOTER ───────── */
.footer {
  background: var(--bg-deep);
  padding: 80px 0 32px;
  border-top: 1px solid var(--border);
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 64px;
  border-bottom: 1px solid var(--border);
}
@media (max-width: 900px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 540px) { .footer__grid { grid-template-columns: 1fr; gap: 32px; } }

.footer__brand-block { display: flex; flex-direction: column; gap: 24px; }
.footer__tagline { font-family: var(--serif); font-size: 19px; line-height: 1.45; max-width: 32ch; color: var(--fg); font-weight: 300; }
.footer__addr { font-family: var(--mono); font-size: 12px; line-height: 1.7; color: var(--muted); letter-spacing: 0.05em; }

.footer__col h4 { font-family: var(--mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent); margin: 0 0 20px; font-weight: 500; }
.footer__col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.footer__col a {
  color: var(--fg-soft);
  font-size: 14px;
  transition: color 0.25s var(--ease);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.footer__col a:hover { color: var(--accent); }

.footer__bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 32px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ───────── REVEAL ───────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  transition-delay: calc(var(--i, 0) * 80ms);
}
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero__visual .hero__svg-wrap { animation: none; }
  * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

/* ───────── COOKIE POPUP ───────── */
.cookie-popup {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 24px;
  background: rgba(4, 16, 31, 0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s var(--ease);
}
.cookie-popup[data-open="true"] { opacity: 1; pointer-events: all; }
.cookie-popup__card {
  background: var(--bg);
  border: 1px solid var(--border-strong);
  padding: 36px;
  max-width: 520px;
  width: 100%;
  position: relative;
  color: var(--fg);
}
.cookie-popup__card::before {
  content: '';
  position: absolute;
  top: -1px; left: 32px; right: 32px;
  height: 1px;
  background: var(--accent);
}
.cookie-popup__label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.cookie-popup h3 { font-family: var(--serif); font-size: 22px; font-weight: 400; margin: 0 0 12px; letter-spacing: -0.01em; }
.cookie-popup p { font-size: 14.5px; line-height: 1.65; color: var(--fg-soft); margin: 0; }
.cookie-popup__actions { display: flex; gap: 12px; margin-top: 24px; }
.cookie-popup__actions button {
  padding: 12px 24px;
  border: 1px solid var(--border-strong);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.25s var(--ease);
  flex: 1;
}
.cookie-popup__actions button:hover { border-color: var(--fg); }
.cookie-popup__actions button:last-child {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}
.cookie-popup__actions button:last-child:hover { background: var(--fg); border-color: var(--fg); }

/* ───────── PAGE-SPECIFIC ───────── */
.page-hero {
  padding: clamp(120px, 16vw, 200px) 0 clamp(64px, 8vw, 120px);
  border-bottom: 1px solid var(--border);
  position: relative;
}
.page-hero__crumbs {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 32px;
}
.page-hero__crumbs a { color: var(--fg-soft); }
.page-hero__crumbs span { color: var(--accent); }
.page-hero__h1 { font-size: clamp(3rem, 8vw, 7rem); letter-spacing: -0.035em; font-weight: 300; line-height: 0.98; margin: 0 0 32px; max-width: 14ch; }
.page-hero__h1 em { color: var(--accent); font-style: italic; }
.page-hero__lede { font-size: clamp(1.0625rem, 1.4vw, 1.25rem); color: var(--fg-soft); max-width: 56ch; margin: 0; }

.split {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(32px, 5vw, 80px);
  align-items: start;
}
@media (max-width: 900px) { .split { grid-template-columns: 1fr; gap: 32px; } }
.split__label { font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--accent); padding-top: 8px; }
.split__body p { color: var(--fg-soft); margin: 0 0 20px; max-width: 64ch; }
.split__body p:first-child { color: var(--fg); font-size: 1.2rem; line-height: 1.6; }
.split__body h2, .split__body .h2 { margin-bottom: 28px; }

.values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--border);
  border-left: 1px solid var(--border);
}
@media (max-width: 900px) { .values { grid-template-columns: 1fr; } }
.value {
  padding: clamp(28px, 3.5vw, 44px);
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.value__num { font-family: var(--mono); font-size: 11px; letter-spacing: 0.16em; color: var(--accent); }
.value__title { font-family: var(--serif); font-size: 22px; font-weight: 400; letter-spacing: -0.01em; line-height: 1.2; }
.value__body { color: var(--fg-soft); font-size: 15px; line-height: 1.7; margin: 0; }

/* Service detail rows */
.service-row {
  display: grid;
  grid-template-columns: 80px 1.2fr 2fr auto;
  gap: 32px;
  align-items: start;
  padding: 36px 0;
  border-bottom: 1px solid var(--border);
}
@media (max-width: 900px) { .service-row { grid-template-columns: 1fr; gap: 14px; padding: 28px 0; } }
.service-row__num { font-family: var(--mono); font-size: 11px; letter-spacing: 0.16em; color: var(--accent); padding-top: 6px; }
.service-row__title { font-family: var(--serif); font-size: clamp(1.5rem, 2.4vw, 2rem); font-weight: 400; letter-spacing: -0.02em; line-height: 1.15; }
.service-row__desc { color: var(--fg-soft); margin: 0; font-size: 15.5px; line-height: 1.65; }
.service-row__meta { font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); text-align: right; padding-top: 8px; }
@media (max-width: 900px) { .service-row__meta { text-align: left; } }

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(40px, 5vw, 80px);
  align-items: start;
}
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-info { display: flex; flex-direction: column; gap: 32px; }
.contact-item { padding: 24px 0; border-bottom: 1px solid var(--border); }
.contact-item:first-child { border-top: 1px solid var(--border); padding-top: 24px; }
.contact-item__label { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--accent); margin-bottom: 12px; }
.contact-item__val { font-family: var(--serif); font-size: 19px; font-weight: 400; line-height: 1.4; color: var(--fg); }
.contact-item__val a:hover { color: var(--accent); }
.contact-item__sub { font-family: var(--mono); font-size: 12px; color: var(--muted); margin-top: 6px; letter-spacing: 0.04em; }

.form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: clamp(32px, 4vw, 48px);
  position: relative;
}
.form::before {
  content: '';
  position: absolute;
  top: -1px; left: 24px; right: 24px;
  height: 1px;
  background: var(--accent);
}
.form__head { padding-bottom: 24px; border-bottom: 1px solid var(--border); margin-bottom: 32px; display: flex; justify-content: space-between; align-items: baseline; }
.form__head .mono { color: var(--accent); }
.form__title { font-family: var(--serif); font-size: 26px; font-weight: 400; letter-spacing: -0.015em; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 540px) { .form__row { grid-template-columns: 1fr; } }
.field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.field label { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }
.field input, .field textarea, .field select {
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--border-strong);
  padding: 12px 0;
  color: var(--fg);
  font-family: var(--sans);
  font-size: 15.5px;
  transition: border-color 0.25s var(--ease);
}
.field input:focus, .field textarea:focus, .field select:focus { outline: 0; border-bottom-color: var(--accent); }
.field textarea { resize: vertical; min-height: 100px; }
.form__foot { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-top: 16px; padding-top: 24px; border-top: 1px solid var(--border); flex-wrap: wrap; }
.form__note { font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; color: var(--muted); max-width: 30ch; }

/* Legal pages */
.legal {
  padding: clamp(120px, 14vw, 180px) 0 clamp(64px, 8vw, 120px);
  max-width: 880px;
  margin: 0 auto;
}
.legal h1 { font-family: var(--serif); font-size: clamp(2.25rem, 5vw, 4rem); font-weight: 300; letter-spacing: -0.03em; line-height: 1.05; margin: 0 0 16px; }
.legal__meta { font-family: var(--mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); margin-bottom: 56px; padding-bottom: 24px; border-bottom: 1px solid var(--border); }
.legal h2 { font-family: var(--serif); font-size: 28px; font-weight: 400; letter-spacing: -0.015em; margin: 56px 0 16px; }
.legal h3 { font-family: var(--mono); font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; margin: 36px 0 14px; color: var(--accent); }
.legal p, .legal li { color: var(--fg-soft); font-size: 16px; line-height: 1.78; }
.legal p { margin: 0 0 16px; }
.legal ul, .legal ol { padding-left: 22px; margin: 0 0 18px; }
.legal li { margin-bottom: 10px; }
.legal strong { color: var(--fg); font-weight: 500; }

.thanks {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  text-align: center;
}
.thanks__inner { max-width: 640px; }
.thanks h1 { font-family: var(--serif); font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 300; letter-spacing: -0.03em; line-height: 1.05; margin: 28px 0 24px; }
.thanks h1 em { color: var(--accent); font-style: italic; }
.thanks p { color: var(--fg-soft); font-size: 18px; line-height: 1.7; margin: 0 0 36px; }

/* Misc */
hr.line { border: 0; border-top: 1px solid var(--border); margin: 0; }
.text-accent { color: var(--accent); }

/* SVG blueprint diagram */
.bp-svg { stroke: var(--fg); stroke-width: 1; fill: none; opacity: 0.85; }
.bp-svg .accent { stroke: var(--accent); }
.bp-svg .label { font-family: var(--mono); font-size: 9px; letter-spacing: 0.14em; text-transform: uppercase; fill: var(--accent); stroke: none; }
.bp-svg .label-soft { font-family: var(--mono); font-size: 9px; letter-spacing: 0.1em; fill: var(--fg-soft); stroke: none; }
.bp-svg .dot { fill: var(--accent); stroke: none; }
.bp-svg .dim { stroke: var(--fg-soft); stroke-width: 0.5; opacity: 0.7; }

@media (max-width: 540px) {
  .hero__h1 { font-size: clamp(2.5rem, 11vw, 4rem); }
  .featured__specs { grid-template-columns: 1fr; }
  .featured__spec, .featured__spec:nth-child(2n) { padding-left: 0; border-right: 0; border-top: 1px solid var(--border) !important; }
  .featured__spec:first-child { border-top: 0 !important; }
}