/* LUMEN — Editorial education, calm confidence */
:root {
  --ink: #12141a;
  --ink-2: #1a1d26;
  --ink-3: #242833;
  --cream: #f3eee4;
  --cream-dim: #d9d2c4;
  --cream-mute: #a8a090;
  --gold: #c9a227;
  --gold-soft: #e0c35a;
  --gold-deep: #9a7a1a;
  --line: rgba(243, 238, 228, 0.1);
  --line-strong: rgba(243, 238, 228, 0.18);
  --shadow: 0 28px 60px rgba(0, 0, 0, 0.45);
  --radius: 14px;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  --space: clamp(1.25rem, 3vw, 2rem);
  --max: 1180px;
  --header-h: 72px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.02rem;
  line-height: 1.65;
  color: var(--cream);
  background: var(--ink);
  -webkit-font-smoothing: antialiased;
}

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

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

button,
input,
select {
  font: inherit;
  color: inherit;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0;
}

h1 {
  font-size: clamp(2.6rem, 6.5vw, 4.6rem);
}

h2 {
  font-size: clamp(2rem, 4.2vw, 3.15rem);
}

h3 {
  font-size: 1.25rem;
}

em {
  font-style: italic;
  color: var(--gold-soft);
  font-weight: 400;
}

.grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
  transition: background 0.25s ease, border-color 0.25s ease, backdrop-filter 0.25s ease;
  border-bottom: 1px solid transparent;
}

.site-header.is-scrolled {
  background: rgba(18, 20, 26, 0.88);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.brand__mark {
  color: var(--gold);
}

.brand__word {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.nav-desktop {
  display: none;
  align-items: center;
  gap: 1.75rem;
}

.nav-desktop a {
  font-size: 0.92rem;
  color: var(--cream-dim);
  transition: color 0.2s ease;
}

.nav-desktop a:hover {
  color: var(--cream);
}

.nav-cta {
  padding: 0.55rem 1.1rem;
  border: 1px solid var(--gold);
  border-radius: 999px;
  color: var(--gold) !important;
}

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

.nav-toggle {
  background: none;
  border: 0;
  color: var(--cream);
  padding: 0.4rem;
  cursor: pointer;
}

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 120;
  background: var(--ink-2);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
}

.mobile-menu[hidden] {
  display: none;
}

.mobile-menu__close {
  align-self: flex-end;
  background: none;
  border: 0;
  color: var(--cream);
  cursor: pointer;
  padding: 0.4rem;
}

.mobile-menu__nav {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 2rem;
  font-family: var(--font-display);
  font-size: 1.75rem;
}

.mobile-menu__tag {
  margin-top: auto;
  color: var(--cream-mute);
  font-size: 0.9rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.9rem 1.35rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

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

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

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

.btn--ghost {
  border-color: var(--line-strong);
  color: var(--cream);
  background: rgba(243, 238, 228, 0.03);
}

.btn--ghost:hover {
  border-color: var(--cream-dim);
  background: rgba(243, 238, 228, 0.07);
}

.btn--block {
  width: 100%;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--gold);
  font-weight: 600;
  font-size: 0.92rem;
  margin-top: 0.75rem;
}

.text-link:hover {
  color: var(--gold-soft);
}

.eyebrow {
  margin: 0 0 0.85rem;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 600;
}

.section-head {
  max-width: 640px;
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
}

.section-head--row {
  max-width: none;
  display: grid;
  gap: 1.5rem;
}

.section-lede {
  color: var(--cream-mute);
  margin: 1rem 0 0;
  max-width: 42ch;
}

/* Hero */
.hero {
  padding: calc(var(--header-h) + 2.5rem) clamp(1.25rem, 4vw, 2.5rem) 4rem;
  max-width: calc(var(--max) + 5rem);
  margin: 0 auto;
}

.hero__grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

.hero__lede {
  color: var(--cream-dim);
  max-width: 40ch;
  margin: 1.35rem 0 1.75rem;
  font-size: 1.08rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 2.5rem;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.hero__stats dt {
  font-family: var(--font-display);
  font-size: 1.7rem;
  color: var(--cream);
  margin: 0;
}

.hero__stats dd {
  margin: 0.2rem 0 0;
  font-size: 0.82rem;
  color: var(--cream-mute);
}

.hero__visual {
  position: relative;
}

.hero__frame {
  margin: 0;
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--line-strong);
}

.hero__frame img {
  width: 100%;
  height: min(68vh, 620px);
  object-fit: cover;
  filter: saturate(0.88) contrast(1.05);
}

.hero__caption {
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  padding: 1rem 1.1rem;
  background: rgba(18, 20, 26, 0.82);
  backdrop-filter: blur(10px);
  border: 1px solid var(--line);
  border-radius: 12px;
  display: grid;
  gap: 0.2rem;
}

.hero__caption-label {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}

.hero__caption strong {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.05rem;
}

.hero__caption span:last-child {
  color: var(--cream-mute);
  font-size: 0.88rem;
}

.hero__float {
  display: none;
  position: absolute;
  top: 12%;
  left: -1.5rem;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 0.95rem 1.1rem;
  background: var(--ink-3);
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  box-shadow: var(--shadow);
  max-width: 220px;
  color: var(--gold);
}

.hero__float strong {
  display: block;
  color: var(--cream);
  font-size: 0.92rem;
  font-weight: 600;
}

.hero__float span {
  display: block;
  color: var(--cream-mute);
  font-size: 0.8rem;
  margin-top: 0.15rem;
}

/* Courses */
.courses {
  padding: 5rem clamp(1.25rem, 4vw, 2.5rem);
  background:
    radial-gradient(ellipse 60% 50% at 10% 0%, rgba(201, 162, 39, 0.07), transparent 55%),
    var(--ink-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.courses .section-head,
.courses .course-strip {
  max-width: var(--max);
  margin-left: auto;
  margin-right: auto;
}

.course-strip {
  display: grid;
  gap: 1.25rem;
}

.course-card {
  background: var(--ink-3);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: grid;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.course-card:hover {
  border-color: rgba(201, 162, 39, 0.35);
  transform: translateY(-3px);
}

.course-card__media {
  position: relative;
  min-height: 180px;
}

.course-card__media img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  filter: saturate(0.85);
}

.course-card__tag {
  position: absolute;
  top: 0.85rem;
  left: 0.85rem;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  background: rgba(18, 20, 26, 0.8);
  border: 1px solid var(--line-strong);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
}

.course-card__body {
  padding: 1.25rem 1.3rem 1.4rem;
}

.course-card__body p {
  color: var(--cream-mute);
  margin: 0.55rem 0 0.9rem;
  font-size: 0.95rem;
}

.course-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--cream-dim);
  font-size: 0.85rem;
}

.course-card__meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

/* Why */
.why {
  padding: 5.5rem clamp(1.25rem, 4vw, 2.5rem);
}

.why__inner {
  max-width: var(--max);
  margin: 0 auto;
}

.why__intro {
  max-width: 620px;
  margin-bottom: 2.75rem;
}

.why__grid {
  display: grid;
  gap: 1.15rem;
}

.why-card {
  padding: 1.5rem 1.4rem;
  background: linear-gradient(160deg, var(--ink-2), var(--ink-3));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  border-left: 3px solid var(--gold-deep);
}

.why-card__icon {
  color: var(--gold);
  margin-bottom: 1rem;
}

.why-card h3 {
  margin-bottom: 0.55rem;
}

.why-card p {
  margin: 0;
  color: var(--cream-mute);
  font-size: 0.96rem;
}

/* Faculty */
.faculty {
  padding: 5rem clamp(1.25rem, 4vw, 2.5rem);
  background: var(--ink-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.faculty .section-head,
.faculty-grid {
  max-width: var(--max);
  margin-left: auto;
  margin-right: auto;
}

.faculty-grid {
  display: grid;
  gap: 1.25rem;
}

.faculty-card {
  background: var(--ink-3);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.faculty-card img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  filter: grayscale(0.25) contrast(1.05);
}

.faculty-card__body {
  padding: 1.3rem 1.35rem 1.5rem;
}

.faculty-card__role {
  color: var(--gold);
  font-size: 0.86rem;
  margin: 0.35rem 0 0.75rem;
}

.faculty-card__body p:last-child {
  margin: 0;
  color: var(--cream-mute);
  font-size: 0.94rem;
}

/* Pricing */
.pricing {
  padding: 5.5rem clamp(1.25rem, 4vw, 2.5rem);
}

.pricing .section-head,
.pricing-grid {
  max-width: var(--max);
  margin-left: auto;
  margin-right: auto;
}

.pricing-grid {
  display: grid;
  gap: 1.2rem;
  align-items: stretch;
}

.price-card {
  position: relative;
  padding: 1.75rem 1.5rem;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 2px);
  display: flex;
  flex-direction: column;
}

.price-card--featured {
  background: linear-gradient(165deg, #1e1a12 0%, var(--ink-3) 55%, #1a1d26 100%);
  border-color: rgba(201, 162, 39, 0.45);
  box-shadow: 0 0 0 1px rgba(201, 162, 39, 0.12), var(--shadow);
}

.price-card__badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  margin: 0;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  background: var(--gold);
  color: var(--ink);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.price-card__tier {
  margin: 0;
  color: var(--cream-mute);
  font-size: 0.88rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.price-card__price {
  margin: 0.65rem 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--cream-dim);
}

.price-card__price span {
  font-size: 2.4rem;
  color: var(--cream);
  letter-spacing: -0.02em;
}

.price-card__note {
  margin: 0 0 1.25rem;
  color: var(--cream-mute);
  font-size: 0.92rem;
}

.price-card ul {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  flex: 1;
  display: grid;
  gap: 0.7rem;
}

.price-card li {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  color: var(--cream-dim);
  font-size: 0.93rem;
}

.price-card li svg {
  flex-shrink: 0;
  color: var(--gold);
  margin-top: 0.15rem;
}

/* CTA */
.cta {
  padding: 2rem clamp(1.25rem, 4vw, 2.5rem) 5.5rem;
}

.cta__panel {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  gap: 2rem;
  padding: clamp(1.75rem, 4vw, 2.75rem);
  border-radius: 20px;
  background:
    radial-gradient(ellipse 70% 80% at 100% 0%, rgba(201, 162, 39, 0.14), transparent 50%),
    linear-gradient(145deg, var(--ink-3), var(--ink-2));
  border: 1px solid rgba(201, 162, 39, 0.28);
}

.cta__copy p:not(.eyebrow) {
  color: var(--cream-dim);
  max-width: 40ch;
  margin: 1rem 0 0;
}

.cta__form {
  display: grid;
  gap: 0.9rem;
}

.cta__form label {
  display: grid;
  gap: 0.4rem;
}

.cta__form label span {
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--cream-mute);
}

.cta__form input,
.cta__form select {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: 10px;
  border: 1px solid var(--line-strong);
  background: rgba(18, 20, 26, 0.65);
  outline: none;
  transition: border-color 0.2s ease;
}

.cta__form input:focus,
.cta__form select:focus {
  border-color: var(--gold);
}

.cta__form select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--gold) 50%),
    linear-gradient(135deg, var(--gold) 50%, transparent 50%);
  background-position: calc(100% - 18px) 50%, calc(100% - 12px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}

.cta__fine {
  margin: 0;
  font-size: 0.82rem;
  color: var(--cream-mute);
  text-align: center;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 2.5rem clamp(1.25rem, 4vw, 2.5rem) 3rem;
  background: #0d0f14;
}

.site-footer__inner {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  gap: 1rem;
}

.site-footer p {
  margin: 0;
  color: var(--cream-mute);
  max-width: 42ch;
  font-size: 0.94rem;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  margin-top: 0.5rem;
}

.site-footer nav a {
  color: var(--cream-dim);
  font-size: 0.9rem;
}

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

.site-footer__copy {
  margin-top: 0.75rem !important;
  font-size: 0.82rem !important;
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* Responsive */
@media (min-width: 720px) {
  .course-strip {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .faculty-card img {
    height: 260px;
  }

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

  .cta__panel {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
  }

  .section-head--row {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: end;
  }
}

@media (min-width: 960px) {
  .nav-desktop {
    display: flex;
  }

  .nav-toggle {
    display: none;
  }

  .hero__grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 3.5rem;
  }

  .hero__float {
    display: flex;
  }

  .course-strip {
    grid-template-columns: repeat(4, 1fr);
  }

  .course-card {
    grid-template-rows: auto 1fr;
  }

  .course-card__media img {
    height: 170px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

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

  .btn:hover,
  .course-card:hover {
    transform: none;
  }
}

/* —— Syllabus editorial signature —— */
.pull-quote-block {
  padding: clamp(3rem, 8vw, 5.5rem) clamp(1.25rem, 4vw, 2.5rem);
  max-width: var(--max);
  margin: 0 auto;
}

.pull-quote {
  margin: 0;
  padding: 0 0 0 1.5rem;
  border-left: 3px solid var(--gold);
  max-width: 42rem;
}

.pull-quote p {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 400;
  font-style: italic;
  line-height: 1.25;
  color: var(--cream);
  margin: 0 0 1rem;
}

.pull-quote cite {
  font-style: normal;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cream-mute);
}

.syllabus-editorial {
  padding: 0 clamp(1.25rem, 4vw, 2.5rem) clamp(4rem, 8vw, 6rem);
  max-width: var(--max);
  margin: 0 auto;
}

.syllabus-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line-strong);
}

.syllabus-row {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: 1rem 1.25rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
  transition: background 0.25s ease, padding-left 0.25s ease;
}

.syllabus-row:hover {
  background: rgba(243, 238, 228, 0.03);
  padding-left: 0.5rem;
}

@media (min-width: 800px) {
  .syllabus-row {
    grid-template-columns: 5.5rem 1fr auto;
    gap: 1.5rem 2rem;
    align-items: center;
  }
}

.syllabus-time {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-variant-numeric: tabular-nums;
  color: var(--gold);
  letter-spacing: 0.04em;
}

.syllabus-main h3 {
  margin: 0.35rem 0 0.4rem;
  font-size: 1.35rem;
}

.syllabus-main p {
  margin: 0;
  color: var(--cream-dim);
  max-width: 40ch;
}

.syllabus-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  align-items: center;
  font-size: 0.88rem;
  color: var(--cream-mute);
}

.syllabus-editorial .course-card__tag {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-soft);
}

.faculty-strip-section {
  padding: clamp(3rem, 7vw, 5rem) 0;
  overflow: hidden;
}

.faculty-strip {
  display: flex;
  gap: 1.25rem;
  overflow-x: auto;
  padding: 0.5rem clamp(1.25rem, 4vw, 2.5rem) 1.5rem;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.faculty-avatar {
  flex: 0 0 min(78vw, 300px);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.faculty-avatar img {
  width: 100%;
  aspect-ratio: 4 / 5;
  height: auto;
  min-height: 16rem;
  object-fit: cover;
  object-position: center 18%;
}

.faculty-avatar__body {
  padding: 1.15rem 1.2rem 1.35rem;
}

.faculty-avatar__body h3 {
  margin: 0 0 0.25rem;
}

.faculty-avatar__body p {
  margin: 0.35rem 0 0;
  font-size: 0.92rem;
  color: var(--cream-dim);
}

.pricing-featured-only {
  padding: clamp(3rem, 7vw, 5rem) clamp(1.25rem, 4vw, 2.5rem);
  max-width: var(--max);
  margin: 0 auto;
}

.pricing-featured-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: stretch;
}

@media (min-width: 900px) {
  .pricing-featured-layout {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 2rem;
  }
}

.price-panel {
  max-width: none;
}

.pricing-side {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  justify-content: center;
}

.price-side-item {
  padding: 1.35rem 1.25rem;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
}

.price-side-item .price-card__price {
  margin: 0.35rem 0;
}

.price-side-item .price-card__note {
  margin-bottom: 0.75rem;
  color: var(--cream-dim);
}