/* ============================================================
   university.css — public /university/ catalog page (Track B2)
   Ground truth for chapter accents + card look:
   trendtrader-app/src/styles/university.css (VideoCard/Thumbnail),
   trendtrader-app/src/components/university/{shared,VideoCard}.tsx
   Tokens come from this site's styles.css :root — colors/fonts are
   NOT hardcoded except the 4 chapter accent hexes below, copied
   verbatim from the app so the accent system matches pixel-for-pixel.

   CSS class contract (locked by the plan, B1 emits exactly these):
   .uni .uni__hero .uni__counts .uni__latest .uni-chapter
   .uni-chapter__head .uni-grid .uni-card .uni-card--soon
   .uni-card__thumb[data-accent=blue|cyan|amber|green] .uni-card__title
   .uni-card__meta .uni-badge--diff .uni-badge--dur .uni-badge--new
   .uni-reads .uni-read .uni-lesson .uni-lesson__cta .uni-lesson__more
   v2 (2026-08-27): .uni-card__img .uni-chapter__head p .uni-lesson__how
   .uni-lesson__more p .uni-sticky
   ============================================================ */

/* Chapter accent system — hexes copied verbatim from
   trendtrader-app/src/styles/university.css (tokens.css --primary/--accent/
   --warning/--success). Unscoped attribute selector (mirrors the app source)
   so any element carrying data-accent picks up the right --u-accent. */
[data-accent="blue"]  { --u-accent: #1193D6; }
[data-accent="cyan"]  { --u-accent: #29CDF0; }
[data-accent="amber"] { --u-accent: #F59E0B; }
[data-accent="green"] { --u-accent: #22C55E; }

/* ============ Page root ============ */
.uni {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 112px var(--gutter) 96px;
}

/* ============ Header band (mirrors the app's university-topbar) ============ */
.uni__hero { max-width: none; margin: 0 0 32px; text-align: left; }

.uni__hero nav {
  font-family: var(--font-body);
  font-size: 0.78rem;
  color: var(--faint);
  margin-bottom: 12px;
}

.uni__hero nav [aria-current] { color: var(--muted); }

.uni__hero h1 {
  font-family: var(--font-display);
  font-size: var(--heading-size);
  font-weight: 500;
  letter-spacing: -.025em;
  line-height: 1.08;
  margin-bottom: 24px;
}

.uni__hero p {
  color: var(--muted);
  line-height: 1.6;
  max-width: 620px;
  margin: 0 0 22px;
  font-size: 1.125rem;
}

.uni__tabs {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.uni__tabs a {
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--muted);
  padding: 7px 14px;
  min-height: 40px; /* tap floor */
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  border: 1px solid transparent;
  white-space: nowrap;
  flex: none;
  transition: color 0.15s, background 0.15s, border-color 0.15s;
}

@media (hover: hover) and (pointer: fine) {
  .uni__tabs a:hover { color: var(--text); background: rgba(255, 255, 255, 0.04); }
}

.uni__tabs a[aria-current] {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--line-strong);
}

/* ============ Featured chapter (mirrors the app's u-hero) ============ */
.uni-feature {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 28px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background: var(--card);
}

.uni-feature__body { flex: 1; padding: 34px 38px; min-width: 0; }

.uni-feature h2 {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 10px;
}

.uni-feature p {
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--muted);
  max-width: 460px;
  margin-bottom: 18px;
}

.uni-feature__meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 22px;
  font-family: var(--font-body);
  font-size: 0.82rem;
  color: var(--muted);
}

.uni-feature__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 11px 22px;
  border-radius: 999px;
  background: var(--grad);
  color: #06101f;
  transition: transform 0.2s cubic-bezier(.2,.9,.3,1.4), box-shadow 0.2s;
}

@media (hover: hover) and (pointer: fine) {
  .uni-feature__cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px -8px rgba(34, 211, 238, 0.4);
  }
}

.uni-feature__thumb { width: 380px; flex: none; padding: 24px 24px 24px 0; }
.uni-feature__thumb .uni-card__thumb { margin: 0; }

/* ============ Counts strip ============ */
.uni__counts {
  display: flex;
  margin: 0 0 48px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  overflow: hidden;
  background: linear-gradient(180deg, var(--card), var(--surface));
  box-shadow: var(--shadow-card);
}

.uni__counts > div {
  flex: 1;
  text-align: center;
  padding: 16px 20px;
  border-right: 1px solid var(--line);
}

.uni__counts > div:last-child { border-right: none; }

.uni__counts strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
  margin-bottom: 2px;
}

.uni__counts span {
  display: block;
  font-family: var(--font-body);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

/* ============ Latest lessons ============ */
.uni__latest { margin-bottom: 64px; }

.uni__latest h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -0.01em;
  margin-bottom: 22px;
}

/* ============ Chapters ============ */
.uni-chapter { margin-bottom: 64px; scroll-margin-top: 100px; }

.uni-chapter__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 22px;
}

.uni-chapter__head > div { min-width: 0; }

.uni-chapter__head span:first-child {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--u-accent, var(--accent-2));
  margin-bottom: 4px;
}

.uni-chapter__head h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -0.01em;
}

.uni-chapter__head p {
  font-family: var(--font-body);
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--muted);
  max-width: 640px;
  margin-top: 8px;
}

.uni-chapter__head p { margin-top: 4px; font-size: 0.85rem; }
.uni-chapter__head .uni-chapter__desc { margin-top: 8px; font-size: 0.92rem; }

.uni-chapter__all {
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--muted);
  padding: 6px 12px;
  min-height: 40px; /* tap floor */
  display: inline-flex;
  align-items: center;
  border-radius: 8px;
  white-space: nowrap;
  transition: color 0.15s, background 0.15s;
}

@media (hover: hover) and (pointer: fine) {
  .uni-chapter__all:hover { color: var(--text); background: rgba(255, 255, 255, 0.06); }
}

/* ============ Card row — horizontal scroll like the app's u-card-row ============ */
.uni-grid {
  display: flex;
  gap: 18px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  padding-bottom: 6px;
  scrollbar-width: thin;
  scrollbar-color: var(--line-strong) transparent;
}

.uni-grid > * { width: 262px; flex: none; scroll-snap-align: start; }

@media (max-width: 560px) {
  .uni-grid > * { width: 78vw; }
}

/* ============ Card ============ */
.uni-card {
  display: flex;
  flex-direction: column;
  cursor: pointer;
}

.uni-card--soon { opacity: 0.55; cursor: not-allowed; }

.uni-card__thumb {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 12px;
  border: 1px solid var(--line);
  background:
    radial-gradient(ellipse at 30% 35%, color-mix(in srgb, var(--u-accent, var(--accent-2)) 20%, transparent) 0%, transparent 65%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.05) 0 1px, transparent 1px 20%),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.05) 0 1px, transparent 1px 25%),
    linear-gradient(135deg, var(--bg) 0%, var(--card-2) 60%, color-mix(in srgb, var(--u-accent, var(--accent-2)) 14%, transparent) 100%);
}

/* Real Stream still, proxied by the app (see universityRender.js thumbUrl).
   Sits under the play glyph + duration chip; the gradient art behind it stays
   the fallback while it loads or if the proxy is down (alt="" so a broken
   image paints nothing, not a broken-image icon). */
.uni-card__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Play glyph — circle (::before) + triangle (::after), accent-colored */
.uni-card__thumb::before {
  content: "";
  position: absolute;
  z-index: 1;
  top: 50%;
  left: 50%;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background: rgba(6, 12, 24, 0.82);
  border: 1.5px solid color-mix(in srgb, var(--u-accent, var(--accent-2)) 40%, transparent);
  box-shadow: 0 0 26px color-mix(in srgb, var(--u-accent, var(--accent-2)) 25%, transparent);
}

.uni-card__thumb::after {
  content: "";
  position: absolute;
  z-index: 1;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 8px 0 8px 13px;
  border-color: transparent transparent transparent var(--u-accent, var(--accent-2));
  transform: translate(-42%, -50%);
}

.uni-card--soon .uni-card__thumb::before,
.uni-card--soon .uni-card__thumb::after { opacity: 0.5; }

.uni-card__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.uni-card__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.98rem;
  line-height: 1.4;
  color: var(--text);
}

.uni-card__num {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  color: var(--faint);
}

.uni-card__desc {
  font-family: var(--font-body);
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--muted);
  margin-top: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ============ Badges ============ */
.uni-badge--diff {
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  padding: 3px 8px;
  border-radius: 5px;
  white-space: nowrap;
}

.uni-badge--diff[data-level="beginner"] {
  background: rgba(74, 222, 128, 0.1);
  color: #4ade80;
  border: 1px solid rgba(74, 222, 128, 0.25);
}

.uni-badge--diff[data-level="intermediate"] {
  background: rgba(56, 189, 248, 0.1);
  color: #38bdf8;
  border: 1px solid rgba(56, 189, 248, 0.25);
}

.uni-badge--diff[data-level="advanced"] {
  background: rgba(251, 191, 36, 0.1);
  color: #fbbf24;
  border: 1px solid rgba(251, 191, 36, 0.25);
}

.uni-badge--new {
  font-family: var(--font-display);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px 7px;
  border-radius: 5px;
  background: rgba(34, 211, 238, 0.1);
  color: var(--accent-2);
  border: 1px solid rgba(34, 211, 238, 0.25);
  white-space: nowrap;
}

/* Duration badge — inline chip by default (lesson-page meta row: difficulty +
   duration + NEW, all in one flex row). Nested inside .uni-card__thumb
   (position:relative) it becomes an overlay on the bottom-right corner of the
   video still, same placement as the app's VideoCard duration chip. */
.uni-badge--dur {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 500;
  color: var(--text);
  background: rgba(4, 9, 18, 0.85);
  padding: 2px 7px;
  border-radius: 4px;
  white-space: nowrap;
}

.uni-card__thumb .uni-badge--dur {
  position: absolute;
  bottom: 8px;
  right: 8px;
  z-index: 1;
  backdrop-filter: blur(4px);
}

.uni-badge--dur[data-state="coming-soon"] {
  font-family: var(--font-body);
  color: var(--muted);
}

/* ============ Quick reads (mirrors the app's u-article-card) ============ */
.uni-reads { margin-bottom: 40px; scroll-margin-top: 100px; }

.uni-reads__eyebrow {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}

.uni-reads h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -0.01em;
  margin-bottom: 20px;
}

.uni-read {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px 22px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  margin-bottom: 8px;
}

.uni-read > div { flex: 1; min-width: 0; }

.uni-read__tile {
  flex: none;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  /* file-text glyph */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='17' height='17' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z'/%3E%3Cpath d='M14 2v6h6M16 13H8M16 17H8M10 9H8'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

.uni-read__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}

.uni-read__meta span:first-child {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.uni-read__meta .uni-badge--dur { background: none; color: var(--faint); padding: 0; }

.uni-read h4 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 4px;
}

.uni-read p {
  font-family: var(--font-body);
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.5;
}

.uni-read__chev {
  align-self: center;
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--muted);
  opacity: 0.4;
}

/* ============ Lesson page ============ */
.uni-lesson { margin: 0 auto; max-width: 768px; }

.uni-lesson nav {
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 18px;
}

.uni-lesson nav a { color: var(--muted); }
.uni-lesson nav a:hover { color: var(--text); }

.uni-lesson h1 {
  font-family: var(--font-display);
  margin-bottom: 20px;
  font-size: var(--heading-size);
  font-weight: 500;
  letter-spacing: -.025em;
  line-height: 1.08;
}

.uni-lesson .uni-card__thumb {
  margin-bottom: 22px;
  cursor: default;
}

.uni-lesson .uni-card__thumb[data-size="lg"] {
  border-radius: 14px;
}

.uni-lesson .uni-card__meta { margin-bottom: 18px; }

.uni-lesson > p {
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.65;
  margin-bottom: 32px;
}

.uni-lesson__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 13px 26px;
  border-radius: 999px;
  background: var(--grad);
  color: #06101f;
  margin-bottom: 48px;
  transition: transform 0.2s cubic-bezier(.2,.9,.3,1.4), box-shadow 0.2s;
}

.uni-lesson__cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px -8px rgba(34, 211, 238, 0.4);
}

/* "How to watch" — three steps between the CTA and the sibling grid */
.uni-lesson__how {
  border-top: 1px solid var(--line);
  padding-top: 32px;
  margin-bottom: 48px;
}

.uni-lesson__how h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.01em;
  margin-bottom: 18px;
}

.uni-lesson__how ol {
  list-style: none;
  counter-reset: step;
  display: grid;
  gap: 12px;
}

.uni-lesson__how li {
  counter-increment: step;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 14px 16px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--muted);
}

.uni-lesson__how li::before {
  content: counter(step);
  flex: none;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: #06101f;
  background: var(--grad);
}

.uni-lesson__how li > span { flex: 1; }
.uni-lesson__how strong { color: var(--text); font-weight: 600; }

.uni-lesson__more {
  border-top: 1px solid var(--line);
  padding-top: 32px;
}

.uni-lesson__more > p {
  font-family: var(--font-body);
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--muted);
  margin: -10px 0 20px;
}

/* Sticky mobile CTA (D9) — phones only; the cookie banner owns the bottom
   edge until it is answered, so the CTA yields to it (pure CSS, no JS). */
.uni-sticky { display: none; }

.uni-lesson__more h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.01em;
  margin-bottom: 20px;
}

.uni-lesson__more .uni-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.uni-lesson__more .uni-grid > * { width: auto; }

@media (max-width: 900px) {
  .uni-lesson__more .uni-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .uni-lesson__more .uni-grid { grid-template-columns: 1fr; }
  .uni { padding-top: 130px; padding-bottom: 140px; padding: 112px var(--gutter) 96px; }
  .uni-sticky {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: 12px;
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 15px 22px;
    border-radius: 999px;
    background: var(--grad);
    color: #06101f;
    box-shadow: 0 14px 34px -10px rgba(34, 211, 238, 0.45), 0 4px 14px -6px rgba(0, 0, 0, 0.5);
  }
  body:has(.cookie-consent:not(.is-hidden)) .uni-sticky { display: none; }
  .uni-lesson__cta { width: 100%; justify-content: center; }
  .uni__counts { flex-wrap: wrap; }
  .uni__counts > div { flex: 1 1 50%; border-bottom: 1px solid var(--line); }
  .uni__counts > div:nth-child(2n) { border-right: none; }
  .uni__counts > div:nth-last-child(-n+2) { border-bottom: none; }
}

@media (max-width: 900px) {
  .uni-feature { flex-direction: column-reverse; align-items: stretch; gap: 0; border: 1px solid var(--line-strong); background: var(--card); }
  .uni-feature__thumb { width: auto; padding: 20px 20px 0; }
  .uni-feature__body { padding: 22px 20px 26px; }
}

/* Keep CTA hover movement still when reduced motion is requested. */
@media (prefers-reduced-motion: reduce) {
  .uni-feature__cta:hover { transform: none; }
  .uni-lesson__cta:hover { transform: none; }
}

@media (max-width: 767px) { .uni { padding-top: 64px; padding-bottom: 140px; } .uni__hero p { font-size: 1rem; } }