/* ==========================================================================
   Interactive Media & Games — Project Briefs
   Shared design system. Copy this file identically into both year sites.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@600;700;800;900&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  /* --- palette, pulled directly from the course-plan deck --- */
  --bg:            #0a0c0f;
  --bg-panel:      #14181e;
  --bg-panel-alt:  #0e1116;
  --border:        rgba(255,255,255,0.08);
  --border-strong: rgba(255,255,255,0.14);

  --text-primary:  #f4f1ea;
  --text-body:     #c6c0b4;
  --text-muted:    #868d97;

  --accent-coral:  #e1733a;
  --accent-coral-dim: rgba(225,115,58,0.14);
  --accent-teal:   #63b1bd;
  --accent-teal-dim: rgba(99,177,189,0.14);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --font-display: 'Archivo', 'Arial Black', sans-serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --container: 1180px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  background: var(--bg);
  color: var(--text-body);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a{ color: inherit; text-decoration: none; }
img{ max-width: 100%; display: block; }
ul{ margin: 0; padding: 0; list-style: none; }

::selection{ background: var(--accent-coral); color: #0a0c0f; }

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

@media (prefers-reduced-motion: reduce){
  *{ animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

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

/* ambient radial glow used behind hero / section openers */
.glow{
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 900px 500px at 12% -10%, rgba(225,115,58,0.16), transparent 60%),
    radial-gradient(ellipse 700px 500px at 100% 0%, rgba(99,177,189,0.10), transparent 60%);
}

/* ---------------------------------------------------------------- nav --- */
.site-nav{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10,12,15,0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.site-nav .wrap{
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.nav-brand{
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.nav-brand .course{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--text-primary);
  text-transform: uppercase;
}
.nav-brand .year-tag{
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--accent-coral);
  text-transform: uppercase;
  margin-top: 2px;
}
.nav-links{
  display: flex;
  gap: 28px;
  align-items: center;
}
.nav-links a{
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--text-muted);
  text-transform: uppercase;
  transition: color 0.15s ease;
}
.nav-links a:hover, .nav-links a.active{ color: var(--text-primary); }
.nav-toggle{ display: none; }

@media (max-width: 720px){
  .nav-links{
    position: absolute;
    top: 68px; left: 0; right: 0;
    background: var(--bg-panel);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    padding: 18px 32px 24px;
    gap: 16px;
    display: none;
  }
  .nav-links.open{ display: flex; }
  .nav-toggle{
    display: block;
    background: none; border: 1px solid var(--border-strong);
    color: var(--text-primary); border-radius: var(--radius-sm);
    width: 38px; height: 38px; font-size: 16px; cursor: pointer;
  }
}

/* --------------------------------------------------------------- eyebrow */
.eyebrow{
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-coral);
  display: flex;
  align-items: center;
  gap: 10px;
}
.eyebrow .sep{ color: var(--border-strong); }
.eyebrow.teal{ color: var(--accent-teal); }

/* ----------------------------------------------------------------- hero */
.hero{
  position: relative;
  padding: 84px 0 64px;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.hero h1{
  font-family: var(--font-display);
  font-weight: 900;
  text-transform: uppercase;
  color: var(--text-primary);
  font-size: clamp(2.4rem, 5vw, 4rem);
  line-height: 1.02;
  letter-spacing: -0.01em;
  margin: 18px 0 20px;
  max-width: 15ch;
}
.hero p.lede{
  font-size: 18px;
  color: var(--text-body);
  max-width: 46ch;
  margin: 0;
}
.hero-meta{
  display:flex; gap: 28px; margin-top: 36px; flex-wrap: wrap;
}
.hero-meta div{ display:flex; flex-direction:column; gap:4px; }
.hero-meta .k{ font-family: var(--font-mono); font-size:11px; color:var(--text-muted); text-transform:uppercase; letter-spacing:.08em;}
.hero-meta .v{ font-size:15px; color:var(--text-primary); font-weight:600; }

/* -------------------------------------------------------------- section */
section{ padding: 64px 0; position: relative; }
section.tight{ padding: 40px 0; }
.section-head{ margin-bottom: 36px; max-width: 60ch; }
.section-head h2{
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  color: var(--text-primary);
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  margin: 12px 0 10px;
}
.section-head p{ color: var(--text-muted); margin:0; font-size:15px; }
.divider{ border: none; border-top: 1px solid var(--border); margin: 0; }

/* ---------------------------------------------------- pipeline stepper */
.pipeline{
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 10px;
}
.pipeline-step{
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  min-width: 0;
}
.pipeline-step .num{
  font-family: var(--font-mono);
  color: var(--accent-coral);
  font-size: 13px;
}
.pipeline-step .name{
  color: var(--text-primary);
  font-size: 14px;
  font-weight: 600;
  margin-top: 4px;
  white-space: nowrap;
}
.pipeline-step.is-active{
  border-color: var(--accent-teal);
  background: var(--accent-teal-dim);
}
.pipeline-step.is-active .name{ color: var(--accent-teal); }
.pipeline-note{ margin-top:18px; font-size:13px; color:var(--text-muted); }

@media (max-width: 900px){ .pipeline{ grid-template-columns: repeat(3,1fr); } }
@media (max-width: 520px){ .pipeline{ grid-template-columns: repeat(2,1fr); } }

/* ------------------------------------------------------------- timeline */
.timeline{ display:flex; flex-direction:column; gap:14px; }
.timeline-track{
  display:flex; height: 10px; border-radius: 6px; overflow:hidden;
  border: 1px solid var(--border); margin-bottom: 8px;
}
.timeline-track span{ height: 100%; }

.project-card{
  display:grid;
  grid-template-columns: 88px 1fr auto;
  align-items:center;
  gap: 24px;
  padding: 22px 24px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color .15s ease, transform .15s ease;
}
.project-card:hover{ border-color: var(--border-strong); transform: translateY(-2px); }
.project-card .pnum{
  font-family: var(--font-display);
  font-size: 34px;
  font-weight: 900;
  color: var(--border-strong);
  line-height: 1;
}
.project-card .pbody h3{
  font-family: var(--font-display);
  color: var(--text-primary);
  font-size: 19px;
  text-transform: uppercase;
  margin: 0 0 6px;
  font-weight: 800;
}
.project-card .pmeta{
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent-coral);
  text-transform: uppercase;
  letter-spacing: .04em;
  margin-bottom: 8px;
}
.project-card .ptags{ display:flex; gap:8px; flex-wrap:wrap; }
.tag{
  font-size: 11px;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: .04em;
  padding: 4px 9px;
  border-radius: 100px;
  border: 1px solid var(--border-strong);
  color: var(--text-muted);
}
.tag.teal{ color: var(--accent-teal); border-color: rgba(99,177,189,0.35); background: var(--accent-teal-dim); }
.project-card .go{
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
  white-space: nowrap;
}
.project-card:hover .go{ color: var(--accent-teal); }

@media (max-width: 640px){
  .project-card{ grid-template-columns: 1fr; }
  .project-card .go{ display:none; }
}

.fmp-card{ border-color: var(--accent-coral); background: linear-gradient(180deg, var(--accent-coral-dim), var(--bg-panel) 60%); }
.fmp-card .pnum{ color: var(--accent-coral); }

/* ----------------------------------------------------------- quicklinks */
.quicklinks{ display:grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.quick-card{
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-panel);
}
.quick-card h3{ font-family: var(--font-display); color: var(--text-primary); text-transform:uppercase; font-size:18px; margin: 8px 0 8px;}
.quick-card p{ color: var(--text-muted); font-size:14px; margin:0 0 16px; }
.quick-card .link{ font-family: var(--font-mono); font-size:13px; color: var(--accent-teal); }
@media (max-width: 640px){ .quicklinks{ grid-template-columns: 1fr; } }

/* --------------------------------------------------------------- footer */
footer{
  border-top: 1px solid var(--border);
  padding: 32px 0 48px;
  color: var(--text-muted);
  font-size: 13px;
}
footer .wrap{ display:flex; justify-content:space-between; flex-wrap:wrap; gap: 12px; }

/* =========================================================================
   PROJECT BRIEF PAGE
   ========================================================================= */
.breadcrumb{
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 22px;
}
.breadcrumb a:hover{ color: var(--accent-teal); }

.brief-hero{ padding: 56px 0 40px; border-bottom: 1px solid var(--border); position:relative; overflow:hidden;}
.brief-hero .top-row{
  display:flex; justify-content:space-between; align-items:flex-start; gap: 24px; flex-wrap:wrap;
}
.brief-hero h1{
  font-family: var(--font-display);
  font-weight: 900;
  text-transform: uppercase;
  color: var(--text-primary);
  font-size: clamp(2rem, 4.2vw, 3.2rem);
  line-height: 1.03;
  margin: 14px 0 0;
}
.brief-hero .duration{
  text-align:right;
  font-family: var(--font-mono);
  color: var(--text-muted);
  font-size: 13px;
  white-space:nowrap;
}
.brief-hero .duration strong{ display:block; color: var(--text-primary); font-size: 15px; margin-bottom:2px;}

.brief-grid{
  display:grid;
  grid-template-columns: 320px 1fr;
  gap: 48px;
  margin-top: 40px;
}
@media (max-width: 860px){ .brief-grid{ grid-template-columns: 1fr; } }

.side-block{ margin-bottom: 30px; }
.side-block h4{
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--text-muted);
  margin: 0 0 12px;
}
.focus-list{ display:flex; flex-direction:column; gap: 12px; }
.focus-list li{
  display:flex; gap: 10px;
  color: var(--text-primary);
  font-size: 14.5px;
  line-height:1.5;
}
.focus-list li::before{ content:"—"; color: var(--accent-coral); flex-shrink:0; }
.chip-row{ display:flex; flex-wrap:wrap; gap:8px; }
.chip{
  font-size: 12.5px;
  padding: 7px 12px;
  border-radius: var(--radius-sm);
  background: var(--bg-panel-alt);
  border: 1px solid var(--border);
  color: var(--text-body);
}
.chip.deliverable{ color: var(--text-primary); font-weight: 600; }
.chip.software{ color: var(--accent-teal); border-color: rgba(99,177,189,.3); }

.lede-copy{ font-size: 16.5px; color: var(--text-body); max-width: 68ch; }
.lede-copy p{ margin: 0 0 16px; }

.unit-tags{ display:flex; gap:10px; flex-wrap:wrap; margin-top: 28px; }
.unit-tag{
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 8px 14px;
  border-radius: 100px;
  border: 1px solid rgba(225,115,58,.35);
  background: var(--accent-coral-dim);
  color: var(--accent-coral);
}

/* weekly breakdown */
.week-list{ display:flex; flex-direction:column; gap: 0; border-top: 1px solid var(--border); }
.week-row{
  display:grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}
.week-row .wk-title{
  font-family: var(--font-display);
  color: var(--text-primary);
  font-weight: 800;
  font-size: 15px;
  text-transform: uppercase;
  line-height:1.3;
}
.week-row .wk-focus{ color: var(--accent-teal); font-size: 12.5px; margin-top:6px; font-family: var(--font-mono);}
.week-row .wk-body p{ margin: 0 0 8px; font-size: 14.5px; }
.week-row .wk-body .label{ color: var(--text-muted); font-family: var(--font-mono); font-size:11px; text-transform:uppercase; margin-right:6px;}
@media (max-width: 700px){ .week-row{ grid-template-columns: 1fr; } }

/* knowledge / skills bullets */
.kv-list{ display:flex; flex-direction:column; gap: 16px; }
.kv-list .kv-item{ border-left: 2px solid var(--border-strong); padding-left: 16px; }
.kv-list .kv-item b{ color: var(--text-primary); display:block; font-size:14.5px; margin-bottom:3px; }
.kv-list .kv-item span{ font-size: 14px; color: var(--text-muted); }

.glossary-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 18px 32px; }
@media (max-width: 700px){ .glossary-grid{ grid-template-columns: 1fr; } }
.glossary-item dt{ font-family: var(--font-mono); color: var(--accent-teal); font-size: 13px; margin-bottom: 4px; }
.glossary-item dd{ margin: 0; font-size: 14px; color: var(--text-muted); }

.industry-callout{
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 30px;
}
.industry-callout p{ margin:0; font-size: 15.5px; color: var(--text-body); }

.brief-nav{
  display:flex; justify-content:space-between; padding: 32px 0; border-top:1px solid var(--border); margin-top:24px;
  font-family: var(--font-mono); font-size: 13px;
}
.brief-nav a{ color: var(--text-muted); }
.brief-nav a:hover{ color: var(--accent-teal); }
.brief-nav a.disabled{ pointer-events:none; opacity: .3; }

/* ------------------------------------------------------------- brief lock */
.lock-notice{
  display:none;
  background: var(--bg-panel);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 30px 32px;
  margin: 8px 0 40px;
}
.lock-notice .lock-icon{ font-size: 22px; display:block; margin-bottom: 10px; }
.lock-notice h3{
  font-family: var(--font-display); text-transform:uppercase;
  color: var(--text-primary); font-size:17px; margin: 0 0 8px;
}
.lock-notice p{ color: var(--text-muted); font-size:14px; margin:0 0 18px; max-width: 56ch; }
.unlock-btn{
  font-family: var(--font-mono); font-size:12.5px; text-transform:uppercase;
  letter-spacing:.03em;
  color: var(--accent-teal); background:none; border:1px solid rgba(99,177,189,.4);
  padding:10px 18px; border-radius: 100px; cursor:pointer;
}
.unlock-btn:hover{ background: var(--accent-teal-dim); }

.side-chip-row{ display:flex; flex-wrap:wrap; gap:28px; margin-bottom: 36px; }
.side-chip-row .side-block{ margin-bottom:0; }

.lock-badge{
  display:none;
  font-family: var(--font-mono); font-size:10.5px; text-transform:uppercase;
  letter-spacing:.03em;
  color: var(--accent-coral); margin-top:8px;
}

footer .tutor-link{
  background:none;border:none; padding:0;
  color:var(--text-muted); font-size:12px; font-family:var(--font-mono);
  cursor:pointer; text-transform:uppercase; letter-spacing:.04em;
}
footer .tutor-link:hover{ color: var(--accent-teal); }

/* =========================================================================
   CRITERIA PAGE
   ========================================================================= */
.unit-card{
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 0;
  margin-bottom: 16px;
  overflow: hidden;
}
.unit-card summary{
  list-style: none;
  cursor: pointer;
  padding: 24px 26px;
  display: block;
}
.unit-card summary::-webkit-details-marker{ display:none; }
.unit-card summary::marker{ content: ""; }
.summary-row{ display:flex; align-items:flex-start; justify-content:space-between; gap:16px; }
.summary-row .chevron{
  flex-shrink:0;
  width: 26px; height: 26px; border-radius:50%;
  border: 1px solid var(--border-strong);
  display:flex; align-items:center; justify-content:center;
  color: var(--text-muted);
  font-family: var(--font-mono); font-size: 15px;
  margin-top: 2px;
  transition: transform .15s ease, color .15s ease, border-color .15s ease;
}
.summary-row .chevron::before{ content: "+"; }
.unit-card[open] .summary-row .chevron{ transform: rotate(45deg); color: var(--accent-teal); border-color: rgba(99,177,189,.4); }
.unit-card[open]{ border-color: var(--border-strong); }
.unit-card:hover summary{ background: rgba(255,255,255,0.015); }

.unit-card .unum{
  font-family: var(--font-mono); color: var(--accent-coral); font-size: 12px;
  text-transform: uppercase; letter-spacing: .06em;
}
.unit-card h3{
  font-family: var(--font-display); color: var(--text-primary); text-transform:uppercase;
  font-size: 17px; margin: 6px 0 14px;
}
.unit-card .covered-by{ font-size:12px; color: var(--text-muted); font-family: var(--font-mono); margin-bottom:10px; text-transform:uppercase; letter-spacing:.05em;}
.unit-card .proj-pills{ display:flex; flex-wrap:wrap; gap:8px; }
.proj-pill{
  font-size: 12.5px;
  padding: 6px 12px;
  border-radius: 100px;
  background: var(--bg-panel-alt);
  border: 1px solid var(--border);
  color: var(--text-body);
}
.proj-pill:hover{ border-color: var(--accent-teal); color: var(--accent-teal); }

.unit-detail{
  padding: 4px 26px 28px;
  border-top: 1px solid var(--border);
  margin-top: 4px;
}
.unit-aim{
  font-size: 14.5px;
  color: var(--text-body);
  max-width: 68ch;
  margin: 20px 0 26px;
  padding: 16px 18px;
  background: var(--bg-panel-alt);
  border-radius: var(--radius-md);
  border-left: 2px solid var(--accent-coral);
}
.lo-block{ margin-bottom: 22px; }
.lo-block:last-child{ margin-bottom: 0; }
.lo-head{
  font-size: 14.5px;
  color: var(--text-primary);
  font-weight: 600;
  margin-bottom: 10px;
  display:flex; gap: 10px; align-items:baseline;
}
.lo-head .lo-num{
  font-family: var(--font-mono); font-size: 11.5px; color: var(--accent-teal);
  border: 1px solid rgba(99,177,189,.35); background: var(--accent-teal-dim);
  padding: 3px 8px; border-radius: 100px; flex-shrink:0;
}
.ac-list{ display:flex; flex-direction:column; gap: 8px; margin-left: 4px; }
.ac-list li{ display:flex; gap:10px; font-size: 13.5px; color: var(--text-muted); line-height:1.5; }
.ac-list .ac-code{
  font-family: var(--font-mono); font-size: 12px; color: var(--text-primary);
  flex-shrink:0; min-width: 32px;
}

.spec-tag{
  display:inline-flex; align-items:center; gap:8px;
  font-family: var(--font-mono); font-size: 12.5px; color: var(--text-muted);
  margin-top: 18px; padding-top:18px; border-top: 1px solid var(--border);
}
.spec-tag strong{ color: var(--text-primary); font-weight:600; }

.matrix{ width:100%; border-collapse: collapse; font-size: 13px; margin-top: 8px;}
.matrix th, .matrix td{ border: 1px solid var(--border); padding: 10px 8px; text-align:center; }
.matrix th{ font-family: var(--font-mono); color: var(--text-muted); font-weight:500; text-transform:uppercase; font-size:11px;}
.matrix td.proj-label{ text-align:left; font-family: var(--font-display); color: var(--text-primary); font-size:12px; text-transform:uppercase;}
.matrix td.yes{ color: var(--accent-teal); font-weight:700; background: var(--accent-teal-dim); }
.matrix-wrap{ overflow-x:auto; }

/* =========================================================================
   RESOURCES PAGE
   ========================================================================= */
.resource-group{ margin-bottom: 44px; }
.resource-group h3{
  font-family: var(--font-display);
  color: var(--text-primary);
  text-transform: uppercase;
  font-size: 17px;
  margin-bottom: 16px;
}
.resource-grid{ display:grid; grid-template-columns: repeat(3,1fr); gap:14px; }
@media (max-width: 900px){ .resource-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 600px){ .resource-grid{ grid-template-columns: 1fr; } }
.resource-tile{
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px 18px;
}
.resource-tile .name{ color: var(--text-primary); font-weight:600; font-size:14.5px; }
.resource-tile .used-in{ margin-top:8px; font-family: var(--font-mono); font-size:11px; color: var(--text-muted); text-transform:uppercase; letter-spacing:.04em;}
.placeholder-note{
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  color: var(--text-muted);
  font-size: 13.5px;
  margin-bottom: 28px;
}