/* ==================================================================
   EDUMYSTIC UK — Institutional Identity
   "Collegiate Capital": elite-university gravitas × investment-house precision
   Palette: deep slate · light blues & greens · muted gold · academic burgundy · heritage green
   No gradients. Flat plates, hairline rules, engraved restraint.
   ================================================================== */
:root {
  --charcoal: #16262a;
  --charcoal-2: #1d3034;
  --ivory: #e1edf2;        /* light blue plate */
  --ivory-2: #d5e6e0;      /* light green plate */
  --paper: #f1f7f7;        /* pale mist */
  --gold: #ac8b45;
  --gold-soft: #c6ab74;
  --burgundy: #6e1f2e;
  --green: #24422f;
  --ink: #20302d;
  --ink-dim: #51645f;
  --ink-faint: #7e928c;
  --ivory-dim: #c0d5d8;
  --ivory-faint: #8aa0a4;
  --hair: rgba(32, 48, 45, 0.18);
  --hair-dark: rgba(225, 237, 242, 0.18);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Archivo", "Segoe UI", system-ui, sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.68;
  font-size: 16px;
}

h1, h2, h3, .serif { font-family: "Fraunces", Georgia, "Times New Roman", serif; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container { width: min(1180px, 100% - 3rem); margin-inline: auto; }

.smallcaps {
  font-family: "Archivo", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.72rem;
  font-weight: 600;
}

/* ---------------- Top rule + Masthead ---------------- */
.goldline { height: 3px; background: var(--gold); }

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(241, 247, 247, 0.95);
  border-bottom: 1px solid var(--hair);
}

.header-inner { display: flex; align-items: center; justify-content: space-between; padding-block: 0.9rem; }

.brand { display: inline-flex; align-items: baseline; gap: 0.8rem; }
.wordmark { font-family: "Fraunces", serif; font-size: 1.45rem; font-weight: 700; letter-spacing: 0.02em; color: var(--ink); }
.wordmark span { color: var(--burgundy); }
.brand-est { font-size: 0.62rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--ink-faint); }

.main-nav { display: flex; gap: 1.6rem; align-items: center; }
.main-nav a {
  font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase; font-weight: 600;
  color: var(--ink-dim); padding-bottom: 3px; border-bottom: 1px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}
.main-nav a:hover { color: var(--ink); border-bottom-color: var(--gold); }
.nav-cta { color: var(--burgundy) !important; border-bottom-color: var(--burgundy) !important; }

.nav-toggle { display: none; background: transparent; border: none; padding: .3rem; cursor: pointer; }
.nav-checkbox { display: none; }
.nav-toggle span { display: block; width: 22px; height: 2px; margin: 5px 0; background: var(--ink); }

/* ---------------- Hero ---------------- */
.hero { background: var(--charcoal); color: var(--ivory); position: relative; }
.hero .container { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, .8fr); gap: 3rem; align-items: center; padding-block: clamp(4rem, 9vw, 6.5rem); }

.hero-kicker { color: var(--gold-soft); margin-bottom: 1.4rem; display: flex; align-items: center; gap: 1rem; }
.hero-kicker::after { content: ""; flex: 0 0 64px; height: 1px; background: var(--gold); }

.hero h1 {
  margin: 0; font-size: clamp(2.6rem, 5.4vw, 4.1rem);
  line-height: 1.06; font-weight: 600; letter-spacing: -0.01em;
}
.hero h1 em { font-style: italic; color: var(--gold-soft); }

.hero p.lead { color: var(--ivory-dim); max-width: 40rem; font-size: 1.05rem; margin: 1.4rem 0 0; }

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 2.1rem; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.85rem 2rem; font-size: 0.74rem; letter-spacing: 0.18em; text-transform: uppercase;
  font-weight: 600; border: 1px solid transparent; cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.btn-gold { background: var(--gold); color: var(--charcoal); }
.btn-gold:hover { background: var(--gold-soft); }
.btn-line-light { border-color: var(--hair-dark); color: var(--ivory); background: transparent; }
.btn-line-light:hover { border-color: var(--gold); color: var(--gold-soft); }
.btn-dark { background: var(--charcoal); color: var(--ivory); }
.btn-dark:hover { background: var(--burgundy); }

/* Seal */
.hero-seal { display: flex; justify-content: center; }
.seal { width: min(300px, 70%); }

/* Ledger stats under hero */
.hero-ledger {
  border-top: 1px solid var(--hair-dark);
  background: var(--charcoal);
  color: var(--ivory);
}
.ledger-row { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); }
.ledger-cell { padding: 1.5rem 1.6rem; border-left: 1px solid var(--hair-dark); }
.ledger-cell:first-child { border-left: none; padding-left: 0; }
.ledger-cell b { display: block; font-family: "Fraunces", serif; font-size: 2rem; font-weight: 600; color: var(--gold-soft); line-height: 1.15; }
.ledger-cell span { font-size: 0.78rem; color: var(--ivory-dim); letter-spacing: 0.04em; }

/* ---------------- Credentials strip ---------------- */
.credstrip { background: var(--ivory); border-bottom: 1px solid var(--hair); padding: 1.3rem 0; }
.credstrip .container { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.4rem 0; align-items: center; }
.credstrip span { font-size: 0.68rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--ink-dim); font-weight: 600; }
.credstrip i { color: var(--gold); font-style: normal; margin: 0 1.1rem; font-size: 0.6rem; }

/* ---------------- Sections ---------------- */
.section { padding-block: clamp(4rem, 8vw, 6rem); }
.section-ivory { background: var(--ivory); border-block: 1px solid var(--hair); }
#people.section-ivory { background: #ddebe2; } /* light heritage-green variation */
.section-dark { background: var(--charcoal); color: var(--ivory); }

.sec-head { margin-bottom: 3rem; }
.sec-No {
  display: flex; align-items: center; gap: 1rem; margin-bottom: 1rem;
}
.sec-No .num { font-family: "Fraunces", serif; font-size: 1rem; color: var(--gold); font-weight: 600; letter-spacing: .1em; }
.sec-No .rule { flex: 0 0 72px; height: 1px; background: var(--gold); }
.sec-No .label { color: var(--ink-faint); }
.section-dark .sec-No .label { color: var(--ivory-faint); }

.sec-head h2 { margin: 0; font-size: clamp(2rem, 3.6vw, 2.9rem); font-weight: 600; line-height: 1.12; letter-spacing: -0.01em; max-width: 30ch; }
.sec-head h2 em { font-style: italic; color: var(--burgundy); }
.section-dark .sec-head h2 em { color: var(--gold-soft); }
.sec-head p.sub { max-width: 52rem; color: var(--ink-dim); margin: 1rem 0 0; }
.section-dark .sec-head p.sub { color: var(--ivory-dim); }

/* ---------------- Plates (cards) ---------------- */
.grid { display: grid; gap: 1.4rem; }
.cards-4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
.cards-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.cards-2 { grid-template-columns: repeat(2, minmax(0,1fr)); }

.plate {
  background: var(--paper);
  border: 1px solid var(--hair);
  padding: 1.7rem 1.5rem 1.5rem;
  position: relative;
  transition: border-color .2s ease, transform .2s ease;
}
.plate::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--gold); transform: scaleX(0); transform-origin: left; transition: transform .25s ease; }
.plate:hover { border-color: var(--gold); }
.plate:hover::before { transform: scaleX(1); }
.plate h3 { margin: 1rem 0 0.5rem; font-size: 1.12rem; font-weight: 600; }
.plate p { margin: 0; font-size: 0.9rem; color: var(--ink-dim); }

.mono-chip {
  width: 46px; height: 46px; display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--ink); font-family: "Fraunces", serif; font-weight: 700; font-size: 0.95rem;
  color: var(--ink); letter-spacing: 0.03em;
}
.mono-chip.bur { border-color: var(--burgundy); color: var(--burgundy); }
.mono-chip.grn { border-color: var(--green); color: var(--green); }
.mono-chip.gld { border-color: var(--gold); color: var(--gold); }

.tag {
  display: inline-block; margin-left: .5rem; padding: .12rem .55rem;
  font-size: 0.62rem; letter-spacing: .14em; text-transform: uppercase; font-weight: 700;
  border: 1px solid var(--green); color: var(--green); vertical-align: middle;
}
.tag-bur { border-color: var(--burgundy); color: var(--burgundy); }
.tag-gld { border-color: var(--gold); color: var(--gold); }

.co-meta { margin-top: .9rem !important; padding-top: .7rem; border-top: 1px solid var(--hair); font-size: 0.8rem !important; color: var(--ink-faint) !important; }
.co-meta b { color: var(--ink); font-weight: 600; }

/* ---------------- Timeline (rule of years) ---------------- */
.timeline { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: 0; margin-top: 3rem; border-top: 2px solid var(--ink); }
.timeline-item { padding: 1.3rem 1.3rem 0 0; position: relative; }
.timeline-item::before { content: ""; position: absolute; top: -6px; left: 0; width: 10px; height: 10px; background: var(--paper); border: 2px solid var(--gold); border-radius: 50%; }
.timeline-year { display: block; font-family: "Fraunces", serif; font-size: 1.3rem; font-weight: 600; color: var(--burgundy); margin-bottom: .3rem; }
.timeline-item p { margin: 0; font-size: 0.84rem; color: var(--ink-dim); }

/* ---------------- Global registry ---------------- */
.geo-list { border-top: 2px solid var(--ink); }
.geo-row {
  display: grid; grid-template-columns: 90px minmax(0, .8fr) minmax(0, 1.5fr) 170px;
  gap: 1.6rem; padding: 1.6rem 0; border-bottom: 1px solid var(--hair); align-items: baseline;
}
.geo-num { font-family: "Fraunces", serif; font-size: 1.5rem; color: var(--gold); font-weight: 600; }
.geo-row h3 { margin: 0; font-size: 1.2rem; font-weight: 600; }
.geo-row h3 .smallcaps { display: block; color: var(--ink-faint); margin-top: .3rem; font-weight: 600; }
.geo-row ul { margin: 0; padding-left: 1.1rem; font-size: 0.9rem; color: var(--ink-dim); }
.geo-row ul li { margin-bottom: .3rem; }
.geo-row ul li::marker { color: var(--gold); }
.geo-link { font-size: 0.72rem; letter-spacing: .16em; text-transform: uppercase; font-weight: 700; color: var(--burgundy); border-bottom: 1px solid var(--burgundy); padding-bottom: 2px; justify-self: end; }
.geo-link:hover { color: var(--gold); border-color: var(--gold); }

/* ---------------- Gallery (videos) ---------------- */
.video-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
.video-card { margin: 0; background: var(--charcoal-2); border: 1px solid var(--hair-dark); padding: 10px; }
.video-card .frame { position: relative; aspect-ratio: 16/9; background: #000; border: 1px solid var(--hair-dark); }
.video-card iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video-card figcaption { padding: 1rem .4rem .4rem; font-size: 0.82rem; color: var(--ivory-dim); }
.video-card figcaption b { display: block; font-family: "Fraunces", serif; font-size: 1rem; font-weight: 600; color: var(--ivory); margin-bottom: .2rem; }
.video-card figcaption .plate-no { color: var(--gold-soft); letter-spacing: .18em; text-transform: uppercase; font-size: .62rem; font-weight: 700; display: block; margin-bottom: .35rem; }

.channel-row { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2.2rem; }
.yt-btn {
  padding: .6rem 1.2rem; border: 1px solid var(--hair-dark); color: var(--ivory-dim);
  font-size: .7rem; letter-spacing: .16em; text-transform: uppercase; font-weight: 600;
  transition: border-color .2s ease, color .2s ease;
}
.yt-btn:hover { border-color: var(--gold); color: var(--gold-soft); }

/* ---------------- Financial ledger ---------------- */
.ledger-tiles { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); border: 1px solid var(--hair); border-left: none; margin-bottom: 2.4rem; background: var(--paper); }
.ledger-tile { border-left: 1px solid var(--hair); padding: 1.6rem 1.4rem; }
.ledger-tile.feature { background: var(--green); }
.ledger-tile.feature .lt-big { color: var(--ivory); }
.ledger-tile.feature .lt-sub { color: var(--ivory-dim); }
.ledger-tile.feature .lt-sub em { color: var(--gold-soft); }
.lt-big { display: block; font-family: "Fraunces", serif; font-size: 2.1rem; font-weight: 600; color: var(--ink); line-height: 1.1; }
.lt-sub { display: block; margin-top: .45rem; font-size: .8rem; color: var(--ink-dim); }
.lt-sub em { display: block; font-style: normal; font-size: .73rem; color: var(--ink-faint); margin-top: .15rem; }

.chart-row { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 1.4rem; }
.chart-card { margin: 0; background: var(--paper); border: 1px solid var(--hair); padding: 1.6rem 1.6rem 1.2rem; }
.chart-card figcaption .plate-no { color: var(--gold); letter-spacing: .18em; text-transform: uppercase; font-size: .62rem; font-weight: 700; display: block; margin-bottom: .4rem; }
.chart-card figcaption h3 { margin: 0 0 .25rem; font-size: 1.15rem; font-weight: 600; }
.chart-card figcaption p { margin: 0 0 1rem; font-size: .82rem; color: var(--ink-dim); }
.chart-card svg { width: 100%; height: auto; display: block; }

.facts { margin-top: 2.4rem; border: 1px solid var(--hair); background: var(--paper); display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1.6fr); }
.facts-side { background: var(--burgundy); color: var(--ivory); padding: 1.8rem 1.7rem; }
.facts-side h3 { margin: 0 0 .5rem; font-size: 1.35rem; font-weight: 600; }
.facts-side p { margin: 0; font-size: .85rem; color: var(--ivory-dim); }
.facts-main { padding: 1.8rem 1.9rem; }
.checklist { list-style: none; padding: 0; margin: 0; }
.checklist li { position: relative; padding-left: 1.5rem; margin-bottom: .6rem; color: var(--ink-dim); font-size: .93rem; }
.checklist li::before { content: "—"; position: absolute; left: 0; color: var(--gold); }
.fx-note { margin: 1.1rem 0 0; font-size: .76rem; color: var(--ink-faint); border-top: 1px solid var(--hair); padding-top: .9rem; }

/* ---------------- Leadership ---------------- */
.people-grid { grid-template-columns: repeat(4, minmax(0,1fr)); }
.person-card { text-align: left; }
.person-photo, .person-avatar {
  width: 100%; aspect-ratio: 1/1; object-fit: cover;
  border: 1px solid var(--hair); padding: 0; margin-bottom: 1.1rem;
  filter: none;
}
.person-avatar {
  display: flex; align-items: center; justify-content: center;
  font-family: "Fraunces", serif; font-weight: 700; font-size: 2.2rem; letter-spacing: .04em;
  background: var(--ivory-2); color: var(--ink);
}
.person-avatar.bur { background: var(--burgundy); color: var(--ivory); }
.person-avatar.grn { background: var(--green); color: var(--ivory); }
.person-avatar.chr { background: var(--charcoal); color: var(--gold-soft); }
.person-card h3 { margin: 0 0 .25rem; font-size: 1.15rem; }
.person-role { margin: 0 0 .6rem !important; font-size: .7rem !important; letter-spacing: .16em; text-transform: uppercase; font-weight: 700; color: var(--burgundy) !important; }
.person-card p:last-child { font-size: .87rem; }

/* ---------------- Why UK ---------------- */
.split { display: grid; grid-template-columns: minmax(0,1.1fr) minmax(0,.9fr); gap: 3rem; align-items: center; }
.split h2 { font-size: clamp(1.8rem, 3.2vw, 2.5rem); margin: 0 0 1.1rem; font-weight: 600; }
.split h2 em { font-style: italic; color: var(--burgundy); }
.split p { color: var(--ink-dim); }
.framed-img { border: 1px solid var(--ink); padding: 10px; background: var(--paper); }
.framed-img img { filter: grayscale(.25) saturate(.7) contrast(1.02); }
.framed-img figcaption { padding-top: .7rem; font-size: .7rem; letter-spacing: .16em; text-transform: uppercase; color: var(--ink-faint); font-weight: 600; }

/* ---------------- Bridge ---------------- */
.bridge { background: var(--green); color: var(--ivory); padding-block: 4.2rem; }
.bridge .sec-No .num, .bridge .sec-No .label { color: var(--gold-soft); }
.bridge .sec-No .rule { background: var(--gold); }
.bridge h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); margin: 0 0 1.2rem; font-weight: 600; }
.bridge .checklist { columns: 2; column-gap: 3rem; max-width: 56rem; }
.bridge .checklist li { color: var(--ivory-dim); break-inside: avoid; }
.bridge p.close { color: var(--ivory-dim); max-width: 46rem; margin-top: 1.2rem; }
.bridge strong { color: var(--ivory); }

/* ---------------- Contact ---------------- */
.contact-grid { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 3rem; align-items: flex-start; }
.contact-form { border: 1px solid var(--ink); background: var(--paper); padding: 2rem 1.9rem; }
.contact-form h2 { margin: 0 0 1.4rem; font-size: 1.4rem; font-weight: 600; }
.form-row { display: flex; flex-direction: column; gap: .35rem; margin-bottom: 1.1rem; }
.form-row label { font-size: .68rem; letter-spacing: .16em; text-transform: uppercase; font-weight: 700; color: var(--ink-dim); }
.form-row input {
  border: 1px solid var(--hair); background: var(--ivory); color: var(--ink);
  padding: .7rem .9rem; font-size: .93rem; font-family: "Archivo", sans-serif; outline: none;
  transition: border-color .15s ease;
}
.form-row input:focus { border-color: var(--gold); }
.contact-submit { width: 100%; margin-top: .4rem; }

/* ---------------- Footer ---------------- */
.site-footer { background: var(--charcoal); color: var(--ivory-dim); padding-top: 3.2rem; border-top: 3px solid var(--gold); }
.footer-inner { display: grid; grid-template-columns: minmax(0,1.3fr) minmax(0,1.7fr); gap: 2.6rem; }
.footer-word { font-family: "Fraunces", serif; font-size: 1.4rem; font-weight: 700; color: var(--ivory); margin-bottom: .7rem; }
.footer-word span { color: var(--gold-soft); }
.footer-inner p { font-size: .86rem; }
.footer-columns { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 1.6rem; }
.footer-column h4 { margin: 0 0 .8rem; font-size: .68rem; letter-spacing: .2em; text-transform: uppercase; color: var(--gold-soft); }
.footer-column a, .footer-column p { display: block; font-size: .85rem; color: var(--ivory-dim); margin: 0 0 .4rem; }
.footer-column a:hover { color: var(--ivory); }
.footer-bottom { border-top: 1px solid var(--hair-dark); text-align: center; margin-top: 2.4rem; padding: 1.2rem 0 1.5rem; font-size: .74rem; color: var(--ivory-faint); }

/* ---------------- Floating enquiry ---------------- */
.floating-right-icons { position: fixed; top: 44%; right: 0; z-index: 60; }
.fri-item {
  position: relative; width: 52px; height: 52px; display: flex; align-items: center; justify-content: center;
  background: var(--burgundy); border: 1px solid var(--gold); border-right: none;
}
.fri-item img { width: 24px; filter: brightness(0) invert(1); }
.fri-label {
  position: absolute; right: 52px; top: -1px; height: 52px; display: flex; align-items: center;
  padding: 0 18px; background: var(--burgundy); border: 1px solid var(--gold); border-right: none;
  white-space: nowrap; color: var(--ivory); font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; font-weight: 700;
  opacity: 0; transform: translateX(10px); transition: all .25s ease; pointer-events: none;
}
.fri-item:hover .fri-label { opacity: 1; transform: translateX(0); }

/* ---------------- Reveal ---------------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------------- Responsive ---------------- */
@media (max-width: 1020px) {
  .hero .container { grid-template-columns: minmax(0,1fr); }
  .hero-seal { justify-content: flex-start; }
  .seal { width: 200px; }
  .ledger-row, .ledger-tiles { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .ledger-cell:nth-child(odd) { border-left: none; padding-left: 0; }
  .cards-4, .people-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .cards-3, .video-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .timeline { grid-template-columns: repeat(2, minmax(0,1fr)); border-top: none; }
  .timeline-item { border-top: 2px solid var(--ink); }
  .chart-row, .split, .contact-grid, .footer-inner, .facts { grid-template-columns: minmax(0,1fr); }
  .geo-row { grid-template-columns: 60px minmax(0,1fr); }
  .geo-row ul { grid-column: 2; }
  .geo-link { grid-column: 2; justify-self: start; }
}

@media (max-width: 760px) {
  .main-nav {
    position: absolute; top: 100%; left: 0; right: 0;
    display: flex; flex-direction: column; gap: 0; align-items: stretch;
    background: var(--paper); border-bottom: 1px solid var(--hair);
    transform-origin: top; transform: scaleY(0); opacity: 0; pointer-events: none;
    transition: transform .2s ease, opacity .2s ease;
  }
  .nav-toggle { display: inline-block; }
  .nav-checkbox:checked ~ .main-nav { transform: scaleY(1); opacity: 1; pointer-events: auto; }
  .main-nav a { padding: 1rem 1.5rem; border-top: 1px solid var(--hair); }
  .bridge .checklist { columns: 1; }
}

@media (max-width: 560px) {
  .cards-4, .cards-3, .cards-2, .video-grid, .people-grid,
  .ledger-row, .ledger-tiles, .timeline { grid-template-columns: minmax(0,1fr); }
  .ledger-cell { border-left: none; padding-left: 0; }
  .ledger-tile { border-left: none; border-top: 1px solid var(--hair); }
  .footer-columns { grid-template-columns: repeat(2, minmax(0,1fr)); }
}