@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,500;0,9..144,600;0,9..144,700;1,9..144,500&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  --ink: #142240;
  --ink-2: #1d3159;
  --ink-3: #2a4173;
  --paper: #ECE9DE;
  --paper-2: #E2DECD;
  --paper-line: #CFC9B2;
  --brass: #B98A2E;
  --brass-light: #DDB768;
  --brass-deep: #8C6821;
  --ink-text: #1B2333;
  --ink-text-soft: #4C5A78;
  --paper-text: #F1EEE2;
  --paper-text-soft: #C7C3B2;
  --red-stamp: #8E3B2E;

  --serif: 'Fraunces', 'Iowan Old Style', serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: 'IBM Plex Mono', 'SF Mono', monospace;

  --max: 1180px;
}

*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family: var(--sans);
  background: var(--paper);
  color: var(--ink-text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img{max-width:100%; display:block;}
a{color:inherit; text-decoration:none;}
ul{list-style:none;}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; scroll-behavior:auto !important;}
}

:focus-visible{
  outline: 2px solid var(--brass-deep);
  outline-offset: 3px;
}

.wrap{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 32px;
}

.eyebrow{
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brass-deep);
  display:flex;
  align-items:center;
  gap:10px;
}
.eyebrow::before{
  content:"";
  width: 22px;
  height: 1px;
  background: var(--brass-deep);
  display:inline-block;
}
.on-ink .eyebrow, .on-ink .eyebrow::before{ color: var(--brass-light); background: var(--brass-light); }

h1,h2,h3,h4{
  font-family: var(--serif);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.on-ink h1, .on-ink h2, .on-ink h3, .on-ink h4{ color: var(--paper-text); }

h1{ font-size: clamp(40px, 5.4vw, 72px); line-height: 1.04; font-weight: 600; }
h2{ font-size: clamp(30px, 3.6vw, 44px); line-height: 1.1; }
h3{ font-size: 22px; line-height: 1.25; }

p{ color: var(--ink-text-soft); }
.on-ink p{ color: var(--paper-text-soft); }

.italic{ font-style: italic; font-weight: 500; color: var(--brass-deep); }
.on-ink .italic{ color: var(--brass-light); }

/* ============ Top bar (case-file strip) ============ */
.topstrip{
  background: var(--ink);
  color: var(--paper-text-soft);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  padding: 7px 0;
}
.topstrip .wrap{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:6px; }
.topstrip a{ color: var(--brass-light); }

/* ============ Nav — folder tabs ============ */
.site-header{
  background: var(--paper);
  border-bottom: 1px solid var(--paper-line);
  position: sticky;
  top: 0;
  z-index: 50;
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 18px 32px;
  max-width: var(--max);
  margin: 0 auto;
  gap: 24px;
}
.brand{
  font-family: var(--serif);
  font-weight: 600;
  font-size: 21px;
  color: var(--ink);
  display:flex;
  align-items:center;
  gap:10px;
  white-space:nowrap;
}
.brand .mark{
  width: 34px; height:34px;
  border-radius:50%;
  background: var(--ink);
  color: var(--brass-light);
  font-family: var(--serif);
  font-weight:700;
  font-size:15px;
  display:flex; align-items:center; justify-content:center;
  border: 1px solid var(--brass-deep);
  flex-shrink:0;
}
.tabs{
  display:flex;
  gap: 4px;
  flex-wrap: wrap;
}
.tabs a{
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.03em;
  padding: 9px 16px;
  border-radius: 8px 8px 0 0;
  color: var(--ink-text-soft);
  border: 1px solid transparent;
  transition: all .18s ease;
}
.tabs a:hover{ color: var(--ink); background: var(--paper-2); }
.tabs a.active{
  color: var(--ink);
  background: var(--paper-2);
  border-color: var(--paper-line);
  border-bottom-color: var(--paper-2);
  font-weight: 600;
}
.nav-cta{
  font-family: var(--mono);
  font-size: 12.5px;
  background: var(--ink);
  color: var(--paper-text) !important;
  padding: 11px 18px;
  border-radius: 6px;
  border: 1px solid var(--ink);
  white-space: nowrap;
  transition: transform .15s ease, background .15s ease;
}
.nav-cta:hover{ background: var(--ink-3); transform: translateY(-1px); }

.mobile-toggle{ display:none; }

@media (max-width: 880px){
  .tabs{ display:none; }
  .mobile-toggle{
    display:flex; align-items:center; gap:8px;
    font-family: var(--mono); font-size: 12px; letter-spacing:.05em;
    background:none; border:1px solid var(--paper-line); color: var(--ink-text);
    padding: 9px 12px; border-radius:6px; cursor:pointer;
  }
  .tabs.open{
    display:flex; flex-direction:column; position:absolute; left:0; right:0; top:100%;
    background: var(--paper); border-bottom:1px solid var(--paper-line); padding: 8px 20px 16px;
  }
  .tabs.open a{ padding: 12px 6px; border-radius:0; border-bottom: 1px solid var(--paper-line); }
}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  padding: 14px 24px;
  border-radius: 7px;
  cursor:pointer;
  transition: transform .16s ease, box-shadow .16s ease, background .16s ease;
  border: 1px solid transparent;
}
.btn-primary{
  background: var(--brass-deep);
  color: var(--paper-text);
  border-color: var(--brass-deep);
}
.btn-primary:hover{ background: var(--brass); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(140,104,33,.28); }
.btn-ghost{
  background: transparent;
  color: var(--ink);
  border-color: var(--ink-text-soft);
}
.on-ink .btn-ghost{ color: var(--paper-text); border-color: var(--paper-text-soft); }
.btn-ghost:hover{ background: rgba(0,0,0,0.05); }
.on-ink .btn-ghost:hover{ background: rgba(255,255,255,0.07); }
.btn-row{ display:flex; gap:14px; flex-wrap:wrap; }

/* ============ Sections ============ */
section{ padding: 96px 0; }
.section-ink{ background: var(--ink); }
.section-tight{ padding: 64px 0; }
.section-head{
  max-width: 640px;
  margin-bottom: 52px;
}
.section-head .eyebrow{ margin-bottom: 16px; }
.section-head p{ margin-top: 16px; font-size: 17px; }

hr.rule{
  border:none;
  border-top: 1px solid var(--paper-line);
  margin: 0;
}
.on-ink hr.rule{ border-top-color: rgba(255,255,255,0.14); }

/* ============ Hero ============ */
.hero{
  padding-top: 64px;
  position: relative;
  overflow: hidden;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items:center;
}
.hero h1{ margin: 18px 0 22px; }
.hero .lede{ font-size: 18px; max-width: 520px; margin-bottom: 34px; }
.hero-stats{
  display:flex;
  gap: 34px;
  margin-top: 48px;
  flex-wrap:wrap;
}
.hero-stats .stat-num{
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 600;
  color: var(--ink);
}
.hero-stats .stat-label{
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--ink-text-soft);
  text-transform: uppercase;
}

/* index card visual */
.file-card{
  background: var(--ink);
  border-radius: 14px;
  padding: 30px 28px;
  position: relative;
  box-shadow: 0 24px 60px -20px rgba(20,34,64,0.45);
  border: 1px solid var(--ink-3);
}
.file-card::before{
  content:"STUDENT FILE";
  position:absolute;
  top:-11px; left: 24px;
  background: var(--brass-deep);
  color: var(--paper-text);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  padding: 4px 10px;
  border-radius: 4px;
}
.file-card .file-row{
  display:flex;
  justify-content:space-between;
  padding: 11px 0;
  border-bottom: 1px dashed rgba(255,255,255,0.15);
  font-family: var(--mono);
  font-size: 12.5px;
}
.file-card .file-row:last-of-type{ border-bottom:none; }
.file-card .file-key{ color: var(--paper-text-soft); }
.file-card .file-val{ color: var(--paper-text); text-align:right; }
.seal{
  position:absolute;
  bottom: -22px; right: -18px;
  width: 92px; height: 92px;
  border-radius: 50%;
  background: var(--brass);
  border: 2px dashed var(--paper);
  display:flex; align-items:center; justify-content:center;
  transform: rotate(-12deg);
  box-shadow: 0 10px 24px rgba(0,0,0,0.25);
}
.seal span{
  font-family: var(--serif);
  font-style: italic;
  font-weight: 600;
  font-size: 12px;
  color: var(--ink);
  text-align:center;
  line-height:1.2;
}

@media (max-width: 900px){
  .hero-grid{ grid-template-columns: 1fr; }
  .file-card{ max-width: 420px; }
}

/* ============ Chips / tags ============ */
.chip-row{ display:flex; flex-wrap:wrap; gap:9px; margin-top: 18px; }
.chip{
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  padding: 7px 13px;
  border-radius: 20px;
  border: 1px solid var(--paper-line);
  background: var(--paper-2);
  color: var(--ink-text-soft);
}
.on-ink .chip{ border-color: rgba(255,255,255,0.18); background: rgba(255,255,255,0.05); color: var(--paper-text-soft); }

/* ============ Ledger / card catalog grid (signature element) ============ */
.ledger{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--paper-line);
  border: 1px solid var(--paper-line);
  border-radius: 12px;
  overflow: hidden;
}
.ledger-card{
  background: var(--paper);
  padding: 30px 28px;
  position:relative;
  transition: background .18s ease;
}
.ledger-card:hover{ background: var(--paper-2); }
.ledger-card .drawer-no{
  font-family: var(--mono);
  font-size: 11px;
  color: var(--brass-deep);
  letter-spacing: 0.08em;
  margin-bottom: 14px;
  display:block;
}
.ledger-card .icon{ font-size: 26px; margin-bottom: 14px; display:block; }
.ledger-card h3{ margin-bottom: 10px; }
.ledger-card p{ font-size: 14.5px; margin-bottom: 16px; }

@media (max-width: 900px){
  .ledger{ grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px){
  .ledger{ grid-template-columns: 1fr; }
}

/* ============ Process timeline ============ */
.process-list{
  display:flex;
  flex-direction:column;
}
.process-item{
  display:grid;
  grid-template-columns: 90px 1fr;
  gap: 28px;
  padding: 30px 0;
  border-top: 1px solid var(--paper-line);
  align-items:start;
}
.process-item:last-child{ border-bottom: 1px solid var(--paper-line); }
.process-num{
  font-family: var(--serif);
  font-style: italic;
  font-size: 34px;
  color: var(--brass-deep);
}
.process-item h3{ margin-bottom: 8px; }

/* ============ Cards general ============ */
.card{
  background: var(--paper);
  border: 1px solid var(--paper-line);
  border-radius: 12px;
  padding: 28px;
}

/* ============ Testimonial / student file result cards ============ */
.results-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.result-card{
  background: var(--ink-2);
  border: 1px solid var(--ink-3);
  border-radius: 12px;
  padding: 30px 26px;
  position:relative;
}
.result-card .case-no{
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--brass-light);
  margin-bottom: 16px;
  display:block;
}
.result-card blockquote{
  font-family: var(--serif);
  font-style: italic;
  font-size: 17px;
  color: var(--paper-text);
  line-height: 1.5;
  margin-bottom: 22px;
}
.result-card .who{
  font-family: var(--mono);
  font-size: 12px;
  color: var(--paper-text-soft);
  display:flex;
  justify-content:space-between;
  align-items:center;
  border-top: 1px dashed rgba(255,255,255,0.15);
  padding-top: 16px;
}
.grade-stamp{
  position:absolute;
  top: 22px; right: 22px;
  width: 46px; height: 46px;
  border-radius:50%;
  border: 2px solid var(--brass-light);
  color: var(--brass-light);
  font-family: var(--serif);
  font-weight:700;
  font-size: 14px;
  display:flex; align-items:center; justify-content:center;
  transform: rotate(8deg);
}

@media (max-width: 900px){ .results-grid{ grid-template-columns: 1fr; } }

/* ============ Tutor profile ============ */
.tutor-grid{
  display:grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 60px;
  align-items:start;
}
.tutor-photo-card{
  background: var(--ink);
  border-radius: 14px;
  padding: 40px 26px 28px;
  text-align:center;
  position:relative;
}
.tutor-photo-card .avatar{
  width: 96px; height:96px;
  border-radius:50%;
  background: var(--ink-3);
  border: 2px solid var(--brass-deep);
  display:flex; align-items:center; justify-content:center;
  font-size: 40px;
  margin: 0 auto 18px;
}
.tutor-photo-card h3{ color: var(--paper-text); margin-bottom:4px; }
.tutor-photo-card .role{
  font-family: var(--mono);
  font-size: 12px;
  color: var(--brass-light);
  letter-spacing: 0.05em;
}
@media (max-width: 860px){ .tutor-grid{ grid-template-columns: 1fr; } }

/* ============ Two-column feature ============ */
.split{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items:center;
}
@media (max-width: 860px){ .split{ grid-template-columns: 1fr; } }

/* ============ Contact ============ */
.contact-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items:start;
}
@media (max-width: 860px){ .contact-grid{ grid-template-columns: 1fr; } }

.field{ margin-bottom: 18px; }
.field label{
  display:block;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink-text-soft);
  margin-bottom: 7px;
  text-transform: uppercase;
}
.field input, .field select, .field textarea{
  width:100%;
  padding: 13px 14px;
  border-radius: 7px;
  border: 1px solid var(--paper-line);
  background: var(--paper-2);
  font-family: var(--sans);
  font-size: 14.5px;
  color: var(--ink-text);
}
.field textarea{ resize: vertical; min-height: 110px; }
.field input:focus, .field select:focus, .field textarea:focus{
  outline: 2px solid var(--brass-deep);
  outline-offset: 1px;
  background: var(--paper);
}
.row-2{ display:grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width:560px){ .row-2{ grid-template-columns: 1fr; } }

.contact-detail{
  display:flex;
  gap: 16px;
  padding: 20px 0;
  border-top: 1px solid var(--paper-line);
  align-items: flex-start;
}
.contact-detail:last-child{ border-bottom: 1px solid var(--paper-line); }
.contact-detail .ic{
  font-size: 20px;
  width: 40px; height: 40px;
  border-radius:50%;
  background: var(--paper-2);
  border: 1px solid var(--paper-line);
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0;
}
.contact-detail .label{
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--brass-deep);
  margin-bottom: 4px;
}

/* ============ CTA banner ============ */
.cta-banner{
  background: var(--ink);
  border-radius: 18px;
  padding: 64px 56px;
  text-align:center;
  position:relative;
  overflow:hidden;
}
.cta-banner h2{ margin-bottom: 16px; }
.cta-banner p{ max-width: 480px; margin: 0 auto 30px; font-size: 16.5px; }
.cta-banner .btn-row{ justify-content:center; }

/* ============ Footer ============ */
footer{
  background: var(--ink);
  color: var(--paper-text-soft);
  padding: 56px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.footer-grid h4{
  color: var(--paper-text);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 16px;
  font-weight: 600;
}
.footer-grid ul li{ margin-bottom: 10px; font-size: 14px; }
.footer-grid ul li a:hover{ color: var(--brass-light); }
.footer-bottom{
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:10px;
  padding-top: 24px;
  font-family: var(--mono);
  font-size: 12px;
}
@media (max-width: 700px){ .footer-grid{ grid-template-columns: 1fr; } }

/* ============ Page header (inner pages) ============ */
.page-header{
  padding: 56px 0 40px;
  border-bottom: 1px solid var(--paper-line);
}
.page-header h1{ font-size: clamp(34px, 4.6vw, 52px); margin-top: 14px; }
.page-header .lede{ margin-top: 16px; max-width: 620px; font-size: 16.5px; }

/* ============ Reveal-on-load ============ */
.reveal{
  opacity: 0;
  transform: translateY(14px);
  animation: reveal .7s ease forwards;
}
@keyframes reveal{ to{ opacity:1; transform: translateY(0); } }
.d1{ animation-delay: .05s; }
.d2{ animation-delay: .15s; }
.d3{ animation-delay: .25s; }
.d4{ animation-delay: .35s; }