/* =================================================================
   ClearUPSC Oracle — PREMIUM SKIN (loads AFTER app.css)
   One brand language with the landing: warm paper, ink, saffron/navy,
   Fraunces serif display. Pure overlay — remove this <link> and the
   app returns to the old skin untouched (reversible by design).
   Tier body-language: CORE = warm tint + saffron spine (heaviest),
   SUPPORT/COVERAGE = white + navy spine, SCAN/RADAR = flat muted.
   ================================================================= */

/* ---------- 1. Design tokens re-pointed to the landing system ---------- */
:root {
  --bg: #FBFAF6;
  --bg-deep: #F4F1EA;
  --surface: #FFFFFF;
  --surface-strong: #FFFFFF;
  --surface-soft: rgba(22, 25, 31, 0.03);
  --line: rgba(22, 25, 31, 0.10);
  --line-strong: rgba(22, 25, 31, 0.20);
  --text: #16191F;
  --muted: #5C6470;
  --gold: #E2670F;
  --gold-soft: rgba(226, 103, 15, 0.10);
  --cyan: #1C4470;
  --cyan-soft: rgba(17, 43, 76, 0.07);
  --blue: #112B4C;
  --blue-soft: rgba(17, 43, 76, 0.08);
  --red: #A34A3F;
  --red-soft: rgba(163, 74, 63, 0.10);
  --green: #2F6D57;
  --green-soft: rgba(47, 109, 87, 0.10);
  --amber: #B8741A;
  --amber-soft: rgba(184, 116, 26, 0.10);
  --shadow: 0 1px 2px rgba(17, 43, 76, 0.05), 0 10px 28px rgba(17, 43, 76, 0.07);
  --radius-xl: 26px;
  --radius-lg: 18px;
  --radius-md: 14px;
  --radius-sm: 12px;
  --skin-serif: "Fraunces", Georgia, "Times New Roman", serif;
  --skin-sans: "Inter", "IBM Plex Sans", -apple-system, "Segoe UI", sans-serif;
  --skin-shadow-md: 0 8px 24px rgba(17, 43, 76, 0.08), 0 24px 60px rgba(17, 43, 76, 0.08);
  --skin-ease: cubic-bezier(.2, .7, .2, 1);
}

/* ---------- 2. Base: flat paper + grain, editorial type ---------- */
body {
  font-family: var(--skin-sans);
  background: var(--bg);
  color: var(--text);
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
body::selection,
body ::selection { background: var(--gold); color: #fff; }

h1, h2, h3, h4,
.hero-title,
.auth-panel h2,
.section-heading h2 {
  font-family: var(--skin-serif);
  font-weight: 500;
  letter-spacing: -.015em;
}

/* Ambient orbs retinted to brand; noisy grid off */
.ambient__orb--gold { background: radial-gradient(circle, rgba(245, 158, 61, 0.5) 0%, rgba(245, 158, 61, 0.06) 60%, transparent 72%); opacity: .16; }
.ambient__orb--cyan { background: radial-gradient(circle, rgba(28, 68, 112, 0.35) 0%, rgba(28, 68, 112, 0.06) 58%, transparent 70%); opacity: .14; }
.ambient__grid { display: none; }

/* Glass panels become clean paper cards */
.glass {
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

/* Eyebrows become saffron kickers everywhere */
.eyebrow {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--gold);
}

/* ---------- 3. Masthead: big banner -> compact premium bar ---------- */
.masthead {
  padding: 14px clamp(16px, 3vw, 26px);
  border-radius: var(--radius-lg);
}
.masthead__brand h1 { font-size: clamp(1.3rem, 2.6vw, 1.7rem); line-height: 1.1; margin: 2px 0; }
.masthead__brand .lede { font-size: .84rem; color: var(--muted); max-width: 60ch; margin: 2px 0 0; }
.masthead__brand .eyebrow { font-size: .62rem; }
.status-chip {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 100px;
  font-weight: 600;
  color: var(--text);
}

/* ---------- 4. Tabs: editorial pills, sticky reach ---------- */
.modebar {
  position: sticky;
  top: 10px;
  z-index: 40;
  background: rgba(251, 250, 246, 0.82);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border: 1px solid var(--line-soft, rgba(22,25,31,.06));
  border-radius: 100px;
  padding: 6px;
}
.modebar__button {
  border-radius: 100px;
  font-weight: 600;
  color: var(--muted);
  transition: all .3s var(--skin-ease);
}
.modebar__button:hover { color: var(--text); background: var(--bg-deep); }
.modebar__button.is-active {
  background: var(--text);
  color: var(--bg);
  box-shadow: var(--shadow);
}

/* ---------- 5. Buttons ---------- */
.action {
  border-radius: 100px;
  font-weight: 600;
  transition: transform .3s var(--skin-ease), background .3s, color .3s, box-shadow .3s, border-color .3s;
}
.action--primary,
.action--card-open {
  background: var(--text);
  color: var(--bg);
  border: 1px solid var(--text);
  box-shadow: var(--shadow);
}
.action--primary:hover,
.action--card-open:hover {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
  transform: translateY(-2px);
}
.action--ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
}
.action--ghost:hover { border-color: var(--text); }

/* ---------- 6. "Aaj ka plan" hero card ---------- */
.student-plan-card {
  border-radius: var(--radius-xl);
  box-shadow: var(--skin-shadow-md);
  position: relative;
  overflow: hidden;
}
.student-plan-card::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -10%;
  width: 55%;
  height: 180%;
  background: radial-gradient(circle at 60% 40%, rgba(245, 158, 61, 0.13), transparent 60%);
  pointer-events: none;
}
.student-plan-card .hero-title { font-size: clamp(1.5rem, 3vw, 2.1rem); }
.student-plan-steps > div strong,
.study-load-steps > div strong {
  font-family: var(--skin-serif);
  color: var(--blue);
  font-variant-numeric: tabular-nums;
}

/* ---------- 7. Reading-order tiles = tier colour legend ---------- */
.study-load-card { border-radius: var(--radius-xl); }
.study-load-steps > div {
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--surface);
}
.study-load-steps > div:nth-child(1) {
  background: linear-gradient(160deg, #fff, #fff6ee);
  border-color: rgba(226, 103, 15, 0.35);
}
.study-load-steps > div:nth-child(1) strong { color: var(--gold); }
.study-load-steps > div:nth-child(2) { border-color: rgba(17, 43, 76, 0.25); }
.study-load-steps > div:nth-child(2) strong { color: var(--blue); }
.study-load-steps > div:nth-child(3) { background: var(--bg-deep); }
.study-load-steps > div:nth-child(3) strong { color: var(--muted); }

/* ---------- 8. Section headings -> editorial zone headers ---------- */
.section-heading h2 { font-size: clamp(1.3rem, 2.6vw, 1.8rem); }
.section-copy { color: var(--muted); }

/* ---------- 9. EVENT CARDS — the tier body language ---------- */
.event-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow);
  transition: transform .35s var(--skin-ease), box-shadow .35s, border-color .35s;
}
.event-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--skin-shadow-md);
}
.event-card__accent { display: none; }
.event-card h3 { font-size: clamp(1.05rem, 1.8vw, 1.3rem); line-height: 1.25; }
.event-card__summary { color: var(--muted); }

/* CORE: heaviest — warm tint + saffron spine */
.event-card--surface-core {
  background: linear-gradient(160deg, #fff, #fff8f0);
  border-color: rgba(226, 103, 15, 0.28);
  border-left: 4px solid var(--gold);
}
.event-card--surface-core .event-rank-pill {
  font-family: var(--skin-serif);
  font-style: italic;
  font-weight: 500;
  color: var(--gold);
  background: transparent;
  border: none;
  font-size: 1.15rem;
}

/* SUPPORT / COVERAGE: medium — white + navy spine */
.event-card--surface-support,
.event-card--surface-coverage {
  border-left: 3px solid var(--blue);
}
.event-card--surface-support .event-rank-pill,
.event-card--surface-coverage .event-rank-pill { color: var(--blue); }

/* SCAN / RADAR: lightest — flat, muted, no lift */
.event-card--surface-scan,
.event-card--surface-radar {
  background: var(--bg-deep);
  border-color: var(--line);
  box-shadow: none;
}
.event-card--surface-scan:hover,
.event-card--surface-radar:hover {
  transform: none;
  box-shadow: var(--shadow);
  background: var(--surface);
}

/* Done / current guided states */
.event-card--completed {
  background: linear-gradient(160deg, #fff, #f2f7f2);
  border-color: rgba(47, 109, 87, 0.3);
  opacity: .82;
}
.event-card--current { outline: 2px solid var(--gold); outline-offset: 2px; }

/* ---------- 9b. V2 card anatomy (rank column, angle quote, meta line) ---------- */

/* CORE reads are the day's lead stories: full editorial width, strict 01->02 reading
   order. SCAN/coverage stay in the compact multi-column grid — that contrast IS the
   tier hierarchy. */
.stream-grid:has(.event-card--surface-core),
.feature-stage:has(.event-card--surface-core) {
  grid-template-columns: 1fr;
  display: grid;
  gap: 16px;
}
.event-card__v2grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(12px, 2vw, 22px);
  align-items: start;
  margin-top: 10px;
}
.event-card__no {
  font-family: var(--skin-serif);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.7rem, 3.4vw, 2.6rem);
  line-height: 1;
  padding-top: 2px;
  color: rgba(226, 103, 15, 0.42);
  font-variant-numeric: tabular-nums;
  min-width: 1.6em;
}
.event-card--surface-support .event-card__no,
.event-card--surface-coverage .event-card__no { color: rgba(17, 43, 76, 0.35); font-size: clamp(1.3rem, 2.4vw, 1.8rem); }
.event-card--surface-scan .event-card__no,
.event-card--surface-radar .event-card__no { color: rgba(22, 25, 31, 0.25); font-size: 1.2rem; }

.oracle-score {
  margin-left: auto;
  display: inline-flex;
  align-items: baseline;
  gap: 5px;
  font-size: .72rem;
  color: var(--muted);
  white-space: nowrap;
}
.oracle-score b {
  font-family: var(--skin-serif);
  font-weight: 500;
  font-size: 1.2rem;
  color: var(--gold);
}
.event-card--surface-support .oracle-score b,
.event-card--surface-coverage .oracle-score b,
.event-card--surface-scan .oracle-score b,
.event-card--surface-radar .oracle-score b { color: var(--blue); font-size: 1rem; }
.event-card__topbar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.event-card__topbar .save-pill { margin-left: 6px; }
.event-card__topbar .oracle-score + .save-pill { margin-left: 0; }

.event-card__angle {
  margin-top: 12px;
  padding: 10px 14px;
  border-left: 3px solid var(--gold);
  background: rgba(226, 103, 15, 0.05);
  border-radius: 0 10px 10px 0;
}
.event-card__angle b {
  display: block;
  font-size: .66rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 2px;
}
.event-card__angle p {
  margin: 0;
  font-family: var(--skin-serif);
  font-style: italic;
  font-size: .98rem;
  color: var(--text);
}
.event-card--surface-support .event-card__angle,
.event-card--surface-coverage .event-card__angle {
  border-left-color: rgba(17, 43, 76, 0.4);
  background: rgba(17, 43, 76, 0.04);
}
.event-card--surface-support .event-card__angle b,
.event-card--surface-coverage .event-card__angle b { color: var(--blue); }
.event-card--surface-scan .event-card__angle,
.event-card--surface-radar .event-card__angle { display: none; }

.event-card__metaline {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 14px;
}
.event-card__metaitem { font-size: .8rem; color: var(--muted); }
.event-card__metaitem b { color: var(--blue); font-weight: 600; }
.event-card__readbtn {
  margin-left: auto;
  font-size: .86rem;
  padding: .55em 1.2em;
}
.event-card--surface-support .event-card__readbtn,
.event-card--surface-coverage .event-card__readbtn,
.event-card--surface-scan .event-card__readbtn,
.event-card--surface-radar .event-card__readbtn {
  background: transparent;
  color: var(--blue);
  border: 1px solid rgba(17, 43, 76, 0.3);
  box-shadow: none;
}
.event-card--surface-support .event-card__readbtn:hover,
.event-card--surface-coverage .event-card__readbtn:hover,
.event-card--surface-scan .event-card__readbtn:hover,
.event-card--surface-radar .event-card__readbtn:hover {
  background: var(--blue);
  color: #fff;
}
.event-card--surface-core .event-card__readbtn {
  background: var(--gold);
  border-color: var(--gold);
  color: #fff;
}
.event-card--surface-core .event-card__readbtn:hover { background: var(--blue); border-color: var(--blue); }
.mini-pill--cat { background: var(--gold-soft); color: var(--gold); }

/* app.css's mobile layout is written for the OLD card anatomy (hides the topbar,
   dissolves main-copy with display:contents, pins h3/summary to grid-areas that no
   longer exist) — re-assert the V2 anatomy at equal strength for <=760px. */
@media (max-width: 760px) {
  .event-card { display: block !important; }
  .event-card__topbar {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: wrap;
    align-items: center !important;
    justify-content: flex-start !important;
    gap: 8px;
  }
  .event-card__meta { display: flex; flex: 1 1 auto; justify-content: flex-start !important; margin: 0 !important; }
  .event-card__v2grid { display: block !important; }
  .event-card__no { display: none !important; }
  .event-card__main-copy { display: block !important; }
  .event-card h3 {
    grid-area: auto !important;
    font-family: var(--skin-serif) !important;
    font-weight: 500 !important;
    font-size: 1.22rem !important;
    line-height: 1.26 !important;
    letter-spacing: -.01em;
    margin: 4px 0 6px;
  }
  .event-card__summary {
    grid-area: auto !important;
    font-weight: 400 !important;
    color: var(--muted) !important;
  }
  .event-card__angle { margin-top: 10px; }
  .event-card__metaline { margin-top: 12px; gap: 10px; }
  .event-card__readbtn { margin-left: 0; width: 100% !important; justify-content: center; }
  .event-card .save-pill { width: auto !important; margin-left: auto !important; flex: 0 0 auto; }
  .oracle-score { order: 5; flex-basis: 100%; margin-left: 0 !important; }
  .event-card .tag-row { margin-top: 10px; }
  /* topbar Save is visible again on mobile — drop the old duplicate star/chevron controls */
  .event-card__mobile-actions { display: none !important; }
}

/* Card chrome: pills, badges, signal box, footer */
.mini-pill,
.probability-badge {
  border-radius: 100px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  font-size: .64rem;
  background: var(--bg-deep);
  color: var(--blue);
  border: none;
}
.probability-badge--scan { background: var(--gold-soft); color: var(--gold); }
.mini-pill--success { background: var(--green-soft); color: var(--green); }
.mini-pill--active { background: var(--gold-soft); color: var(--gold); }

.event-card__signal-box {
  border-left: 3px solid var(--gold);
  background: rgba(226, 103, 15, 0.05);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.event-card__signal-box > span {
  color: var(--gold);
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  font-size: .64rem;
}
.event-card__signal-box > strong { font-family: var(--skin-serif); font-style: italic; font-weight: 500; }
.event-card--surface-support .event-card__signal-box,
.event-card--surface-coverage .event-card__signal-box {
  border-left-color: rgba(17, 43, 76, 0.4);
  background: rgba(17, 43, 76, 0.04);
}
.event-card--surface-support .event-card__signal-box > span,
.event-card--surface-coverage .event-card__signal-box > span { color: var(--blue); }

.stat-strip span { color: var(--muted); }
.save-pill.is-saved { color: var(--gold); border-color: rgba(226, 103, 15, 0.4); }

/* Tag row chips */
.tag-row .chip,
.tag-row .tag {
  border-radius: 100px;
  background: var(--bg-deep);
  border: none;
  color: var(--muted);
  font-weight: 600;
}

/* ---------- 10. Overlay (study brief reader) — paper reading room ---------- */
.overlay__panel {
  background: var(--bg);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  border: 1px solid var(--line);
}
.overlay__close {
  border-radius: 100px;
  background: var(--surface);
  border: 1px solid var(--line);
  font-weight: 600;
}
.overlay__close:hover { border-color: var(--text); }

/* ---------- 11. Auth gate — the first premium impression ---------- */
.auth-panel {
  border-radius: var(--radius-xl);
  box-shadow: var(--skin-shadow-md);
}
.auth-panel h2 { font-size: clamp(1.4rem, 3vw, 1.9rem); }
.text-input {
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--surface);
}
.text-input:focus {
  border-color: var(--gold);
  outline: 2px solid rgba(226, 103, 15, 0.2);
}

/* ---------- 12. Loading states + toasts ---------- */
.state-art__ring { border-color: rgba(226, 103, 15, 0.3); }
.state-art__spark { background: var(--gold); }
.toast-region .toast,
.toast {
  background: var(--text);
  color: var(--bg);
  border-radius: 100px;
  box-shadow: var(--skin-shadow-md);
}

/* ---------- 13. Focus + scrollbar polish ---------- */
a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 6px;
}
@media (pointer: fine) {
  ::-webkit-scrollbar { width: 12px; }
  ::-webkit-scrollbar-track { background: var(--bg); }
  ::-webkit-scrollbar-thumb { background: rgba(22, 25, 31, 0.18); border-radius: 8px; border: 3px solid var(--bg); }
  ::-webkit-scrollbar-thumb:hover { background: rgba(22, 25, 31, 0.3); }
}

/* ---------- 14. Mobile & tablet feel ---------- */
@media (max-width: 900px) {
  .modebar { top: 6px; }
  .masthead { border-radius: var(--radius-md); }
}
/* app.css forces gold/purple gradient buttons with !important under 760px —
   re-assert the ink/paper button language at equal strength (skin loads later, so it wins). */
@media (max-width: 760px) {
  .action--primary,
  .action--card-open,
  .event-card .action--card-open,
  .guided-study-strip .action--primary,
  .student-plan-card .action--primary,
  .mains-answer-lab .action--primary,
  .student-mentor-card .action--primary,
  .practice-panel .action--primary,
  .story-card__actions .action--primary,
  .source-actions .action--primary,
  .auth-form .action--primary {
    background: var(--text) !important;
    color: var(--bg) !important;
    border-color: var(--text) !important;
    box-shadow: var(--shadow) !important;
  }
  .modebar__button.is-active,
  .modebar__button.is-active::before {
    background: var(--text) !important;
    color: var(--bg) !important;
    box-shadow: var(--shadow) !important;
  }
  .action--ghost,
  .save-pill {
    background: var(--surface) !important;
    color: var(--text) !important;
    border-color: var(--line) !important;
  }
}

@media (max-width: 640px) {
  .masthead__brand .lede { display: none; }
  .masthead__brand h1 { font-size: 1.2rem; }
  .event-card { border-radius: var(--radius-md); }
  .event-card__mobile-open {
    background: var(--gold);
    color: #fff;
    border-radius: 100px;
  }
  .mobile-nav-menu {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    box-shadow: var(--skin-shadow-md);
  }
  .mobile-nav-menu button.is-active { color: var(--gold); }
  .mobile-current-hero { border-radius: var(--radius-md); }
}

/* =================================================================
   BRIEF READER — elite reading-room treatment
   ================================================================= */
.overlay__panel { padding-top: 8px; }
.mentor-note-flow {
  max-width: 780px;
  margin-inline: auto;
  line-height: 1.7;
}
.mentor-note-flow__intro h1,
.mentor-note-flow__intro h2 { font-family: var(--skin-serif); letter-spacing: -.015em; text-wrap: balance; }
.mentor-note-section {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(18px, 3vw, 28px);
  margin-top: 18px;
  box-shadow: var(--shadow);
}
.mentor-note-heading h3 {
  font-family: var(--skin-serif);
  font-weight: 500;
  font-size: clamp(1.15rem, 2.2vw, 1.45rem);
  letter-spacing: -.01em;
  position: relative;
  padding-left: 14px;
}
.mentor-note-heading h3::before {
  content: "";
  position: absolute;
  left: 0; top: .18em; bottom: .18em;
  width: 4px; border-radius: 4px;
  background: var(--grad, linear-gradient(180deg, #112B4C, #E2670F));
}
.mentor-note-heading p { color: var(--muted); margin-top: 4px; }
.mentor-note-mains h4 { color: var(--gold); text-transform: uppercase; letter-spacing: .1em; font-size: .72rem; font-family: var(--skin-sans); }
.mentor-note-flow__headline { line-height: 1.7; }

/* ---- Interactive MCQ options ---- */
.mentor-note-mcq { padding: 14px 0; border-bottom: 1px solid var(--line-soft, rgba(22,25,31,.06)); }
.mentor-note-mcq:last-child { border-bottom: none; }
.mentor-note-mcq__q { line-height: 1.6; }
.mentor-note-mcq__opts { display: grid; gap: 8px; margin-top: 12px; }
.mcq-opt {
  display: flex; align-items: flex-start; gap: 12px; text-align: left;
  width: 100%; padding: 12px 16px;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-md);
  font: inherit; color: var(--text); cursor: pointer;
  transition: border-color .25s, background .25s, transform .25s var(--skin-ease);
}
.mcq-opt:hover:not(:disabled) { border-color: var(--gold); transform: translateX(3px); }
.mcq-opt b {
  font-family: var(--skin-serif); font-style: italic; color: var(--gold);
  min-width: 1.2em; font-size: 1.05rem;
}
.mcq-opt:disabled { cursor: default; opacity: .75; }
.mcq-opt.is-correct {
  background: var(--green-soft); border-color: var(--green); opacity: 1;
}
.mcq-opt.is-correct b { color: var(--green); }
.mcq-opt.is-wrong { background: var(--red-soft); border-color: var(--red); opacity: 1; }
.mcq-opt.is-wrong b { color: var(--red); }
.mentor-note-mcq__result {
  margin-top: 12px; padding: 12px 16px;
  background: var(--bg-deep); border-radius: var(--radius-md);
}
.mentor-note-mcq__verdict { font-weight: 600; color: var(--red); }
.mentor-note-mcq__verdict.is-right { color: var(--green); }
.mentor-note-mcq__result.is-hidden { display: none; }

/* =================================================================
   ULTRA MOTION PACK — the "alive" layer (all guarded by
   prefers-reduced-motion; pure enhancement, zero functionality)
   ================================================================= */
@media (prefers-reduced-motion: no-preference) {
  /* Staggered feed entrance — cards rise in sequence like a dealt hand */
  @keyframes skinCardIn {
    from { opacity: 0; transform: translateY(16px) scale(.985); }
    to   { opacity: 1; transform: none; }
  }
  .stream-grid > .event-card,
  .feature-stage .event-card {
    animation: skinCardIn .55s var(--skin-ease) both;
  }
  .stream-grid > .event-card:nth-child(1) { animation-delay: .04s; }
  .stream-grid > .event-card:nth-child(2) { animation-delay: .1s; }
  .stream-grid > .event-card:nth-child(3) { animation-delay: .16s; }
  .stream-grid > .event-card:nth-child(4) { animation-delay: .22s; }
  .stream-grid > .event-card:nth-child(5) { animation-delay: .28s; }
  .stream-grid > .event-card:nth-child(n+6) { animation-delay: .34s; }

  /* Plan + reading-order cards breathe in first */
  .student-plan-card, .study-load-card { animation: skinCardIn .5s var(--skin-ease) both; }

  /* Tab switches glide, never blink */
  @keyframes skinTabIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: none; }
  }
  .content-stack > section:not(.is-hidden) { animation: skinTabIn .4s var(--skin-ease); }

  /* Section headers slide from the left rail */
  @keyframes skinHeadIn { from { opacity: 0; transform: translateX(-10px); } to { opacity: 1; transform: none; } }
  .section-heading { animation: skinHeadIn .5s var(--skin-ease) both; }

  /* MCQ result reveals softly */
  .mentor-note-mcq__result { animation: skinTabIn .35s var(--skin-ease); }

  /* Overlay panel rises like a sheet */
  @keyframes skinSheetUp { from { opacity: 0; transform: translateY(26px); } to { opacity: 1; transform: none; } }
  .overlay[aria-hidden="false"] .overlay__panel { animation: skinSheetUp .45s var(--skin-ease); }
}

/* Skeleton shimmer under every loading state (works with reduced motion off too — static tint) */
.loading-state::after {
  content: "";
  display: block;
  width: min(680px, 92%);
  height: 110px;
  margin: 18px auto 0;
  border-radius: var(--radius-lg);
  background: linear-gradient(100deg, var(--bg-deep) 30%, #ffffff 50%, var(--bg-deep) 70%);
  background-size: 220% 100%;
}
@media (prefers-reduced-motion: no-preference) {
  .loading-state::after { animation: skinShimmer 1.4s linear infinite; }
  @keyframes skinShimmer { to { background-position: -220% 0; } }
}

/* Scroll progress hairline (element injected by app.js ultra block) */
.skin-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0;
  background: linear-gradient(100deg, var(--blue), #2a5d8f 38%, var(--gold));
  z-index: 300; pointer-events: none; transition: width .1s linear;
}

/* ---- Mentor overlay: kill the double-header waste — outer bar becomes one compact line ---- */
.mentor-desk__bar { padding: 10px clamp(14px, 2vw, 22px) !important; gap: 12px; }
.mentor-desk__brand { align-items: center; }
.mentor-desk__brand h1 {
  font-size: 1.02rem !important;
  line-height: 1.3 !important;
  display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical;
  overflow: hidden;
}
.mentor-desk__brand p { display: none !important; }   /* duplicate context line — iframe already says it */
.mentor-desk__hint { display: none !important; }      /* TRY:-hints — chips inside the chat cover this */
.mentor-desk__avatar { width: 32px !important; height: 32px !important; }
.mentor-desk__brand .eyebrow { font-size: .6rem; }

/* ---- Designer loading moment: Oracle target-mark with an orbiting signal ---- */
.loading-state { display: grid; place-items: center; padding: 54px 20px; gap: 6px; text-align: center; }
.state-art { position: relative; width: 88px; height: 88px; margin-bottom: 12px; }
.state-art__ring {
  position: absolute; inset: 0; border: 1.5px solid rgba(226, 103, 15, 0.5);
  border-radius: 50%; background: none;
}
.state-art__ring--inner { inset: 20px; border-color: rgba(17, 43, 76, 0.35); }
.state-art__spark {
  position: absolute; top: 50%; left: 50%; width: 10px; height: 10px; margin: -5px;
  border-radius: 50%; background: var(--gold);
  box-shadow: 0 0 14px rgba(226, 103, 15, 0.55);
}
.state-copy strong { font-family: var(--skin-serif); font-weight: 500; font-size: 1.35rem; letter-spacing: -.01em; }
.state-copy p { color: var(--muted); }
@media (prefers-reduced-motion: no-preference) {
  .state-art__ring { animation: skinPulse 2.4s var(--skin-ease) infinite; }
  .state-art__ring--inner { animation-delay: .4s; }
  .state-art__spark { animation: skinOrbit 1.7s linear infinite; }
  .state-copy p::after { content: ""; display: inline-block; width: 1.2em; text-align: left; animation: skinDots 1.4s steps(4) infinite; }
  @keyframes skinOrbit { from { transform: rotate(0turn) translateX(44px); } to { transform: rotate(1turn) translateX(44px); } }
  @keyframes skinPulse { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.14); opacity: .4; } }
  @keyframes skinDots { 0% { content: ""; } 25% { content: "."; } 50% { content: ".."; } 75% { content: "..."; } }
}

/* ---- Voice-first interview: the mic is the main event ---- */
.interview-mic-btn {
  font-size: 1.02rem !important;
  padding: .9em 1.7em !important;
}
.interview-mic-btn.is-recording {
  background: var(--red) !important;
  border-color: var(--red) !important;
  color: #fff !important;
}
@media (prefers-reduced-motion: no-preference) {
  .interview-mic-btn.is-recording { animation: skinRecPulse 1.4s ease-in-out infinite; }
  @keyframes skinRecPulse { 0%,100% { box-shadow: 0 0 0 0 rgba(163,74,63,.35); } 50% { box-shadow: 0 0 0 10px rgba(163,74,63,0); } }
}
.interview-audio-answer {
  border: 1px dashed rgba(226, 103, 15, 0.35);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  background: rgba(226, 103, 15, 0.04);
  margin-bottom: 14px;
}
.interview-tts-toggle { font-size: .82rem !important; }

/* ---- Visual boardroom: cinematic camera that cuts to whoever is speaking ---- */
.interview-stage {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--skin-shadow-md);
  aspect-ratio: 16 / 9;
  background: #1a1d23;
  margin-bottom: 14px;
}
.interview-stage__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 22%;
  display: block;
}
@media (prefers-reduced-motion: no-preference) {
  .interview-stage__img { animation: skinCameraCut 6s var(--skin-ease) both; }
  @keyframes skinCameraCut {
    from { opacity: 0; transform: scale(1.06); }
    12%  { opacity: 1; }
    to   { opacity: 1; transform: scale(1.0); }
  }
}
.interview-stage::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 58%, rgba(10, 12, 16, 0.38) 100%);
}
.interview-stage__plate {
  position: absolute;
  left: 14px;
  bottom: 12px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(16, 19, 25, 0.72);
  color: #FBFAF6;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(251, 250, 246, 0.18);
  border-radius: 100px;
  padding: 7px 14px;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .02em;
}
.interview-stage__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #E2670F;
}
@media (prefers-reduced-motion: no-preference) {
  .interview-stage__dot { animation: skinRecPulse 1.4s ease-in-out infinite; }
}
.interview-autosubmit-chip {
  display: inline-flex;
  margin: 10px 0 0;
  background: var(--gold-soft) !important;
  color: var(--gold) !important;
  border: 1px solid rgba(226, 103, 15, 0.4) !important;
  border-radius: 100px;
  padding: 7px 14px;
  font-weight: 700;
  font-size: .8rem;
  cursor: pointer;
}
@media (max-width: 640px) {
  .interview-stage { aspect-ratio: 4 / 3; }
  .interview-stage__img { object-position: center 15%; }
}