@import url('https://fonts.googleapis.com/css2?family=Barlow:wght@300;400;500;600;700&family=Share+Tech+Mono&family=Barlow+Condensed:wght@600;700&display=swap');

:root {
  --bg:        #0d0f12;
  --bg2:       #13161b;
  --bg3:       #1a1e25;
  --border:    #252a33;
  --accent:    #00c8a0;
  --accent2:   #0088ff;
  --text:      #d4dbe8;
  --text-dim:  #6b7a90;
  --text-faint:#363e4d;
  --red:       #ff4f4f;
  --yellow:    #f5c518;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Barlow', sans-serif;
  font-weight: 400;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── NAV ── */
nav {
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text);
}

.nav-brand .logo-mark {
  width: 32px;
  height: 32px;
  background: var(--accent);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.nav-brand .logo-inner {
  width: 14px;
  height: 14px;
  background: var(--bg);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

.nav-brand span {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav-brand .dept {
  font-size: 0.65rem;
  color: var(--text-dim);
  font-weight: 500;
  letter-spacing: 0.1em;
  display: block;
  line-height: 1;
}

.nav-links {
  display: flex;
  gap: 0.25rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.4rem 0.8rem;
  border-radius: 4px;
  transition: color 0.15s, background 0.15s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent);
  background: rgba(0, 200, 160, 0.08);
}

/* ── MAIN ── */
main { flex: 1; }

/* ── HERO ── */
.hero {
  position: relative;
  padding: 6rem 2rem 5rem;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--text-faint) 1px, transparent 1px),
    linear-gradient(90deg, var(--text-faint) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.3;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 0%, black 30%, transparent 100%);
}

.hero-glow {
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(0,200,160,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.hero-tag {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.hero-tag::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--accent);
}

.hero h1 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: #fff;
  margin-bottom: 1.5rem;
}

.hero h1 em {
  font-style: normal;
  color: var(--accent);
}

.hero-lead {
  font-size: 1.1rem;
  color: var(--text-dim);
  max-width: 580px;
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

.btn-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.4rem;
  border-radius: 4px;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-decoration: none;
  text-transform: uppercase;
  transition: all 0.15s;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: #000;
}

.btn-primary:hover { background: #00e0b4; }

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

/* ── STAT BAR ── */
.stat-bar {
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.stat-item {
  padding: 1.5rem 2rem;
  border-right: 1px solid var(--border);
}

.stat-item:last-child { border-right: none; }

.stat-number {
  font-family: 'Share Tech Mono', monospace;
  font-size: 1.8rem;
  color: var(--accent);
  display: block;
  line-height: 1;
  margin-bottom: 0.25rem;
}

.stat-label {
  font-size: 0.78rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}

/* ── SECTION ── */
.section {
  padding: 5rem 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

.section-tag {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.section h2 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  color: #fff;
  letter-spacing: -0.01em;
  margin-bottom: 1rem;
}

.section-lead {
  color: var(--text-dim);
  max-width: 620px;
  margin-bottom: 3rem;
  line-height: 1.7;
}

/* ── CARDS ── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.card {
  background: var(--bg2);
  padding: 1.75rem;
  transition: background 0.15s;
}

.card:hover { background: var(--bg3); }

.card-icon {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  display: block;
}

.card h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  color: #fff;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
}

.card p {
  font-size: 0.875rem;
  color: var(--text-dim);
  line-height: 1.6;
}

/* ── TABLE ── */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.data-table th {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 2px solid var(--border);
  background: var(--bg2);
}

.data-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.data-table tr:hover td { background: var(--bg2); }

.data-table .code {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
  color: var(--accent2);
}

.badge {
  display: inline-block;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.65rem;
  padding: 0.2rem 0.55rem;
  border-radius: 3px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.badge-green { background: rgba(0,200,160,0.12); color: var(--accent); }
.badge-blue  { background: rgba(0,136,255,0.12); color: var(--accent2); }
.badge-yellow{ background: rgba(245,197,24,0.12); color: var(--yellow); }

/* ── TWO COL ── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

@media (max-width: 720px) {
  .two-col { grid-template-columns: 1fr; gap: 2rem; }
  .stat-bar { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
}

/* ── LIST ── */
.check-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-dim);
}

.check-list li::before {
  content: '▸';
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 0.05em;
}

/* ── PAGE HEADER ── */
.page-header {
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  padding: 3.5rem 2rem 2.5rem;
  position: relative;
  overflow: hidden;
}

.page-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2), transparent);
}

.page-header-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.page-header h1 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3rem);
  color: #fff;
  letter-spacing: -0.01em;
}

.page-header p {
  color: var(--text-dim);
  margin-top: 0.5rem;
  font-size: 1rem;
}

/* ── CONTACT ── */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.contact-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.5rem;
}

.contact-card h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.75rem;
}

.contact-card p, .contact-card a {
  font-size: 0.9rem;
  color: var(--text);
  text-decoration: none;
  line-height: 1.7;
  display: block;
}

.contact-card a:hover { color: var(--accent); }

/* ── FOOTER ── */
footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 2rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-faint);
  font-family: 'Share Tech Mono', monospace;
  letter-spacing: 0.05em;
}

footer span { color: var(--text-dim); }

/* ── SEMESTER BLOCK ── */
.semester-block {
  margin-bottom: 2.5rem;
}

.semester-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

/* ── CAREER TRACK ── */
.track-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.track-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.75rem;
  border-top: 3px solid var(--accent);
  transition: border-color 0.15s, background 0.15s;
}

.track-card:nth-child(2) { border-top-color: var(--accent2); }
.track-card:nth-child(3) { border-top-color: var(--yellow); }
.track-card:nth-child(4) { border-top-color: var(--red); }

.track-card:hover { background: var(--bg3); }

.track-card h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: #fff;
  margin-bottom: 0.5rem;
}

.track-card .salary {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
  color: var(--accent);
  margin-bottom: 1rem;
}

.track-card p {
  font-size: 0.875rem;
  color: var(--text-dim);
  line-height: 1.6;
}