:root {
  --navy-dark: #061527;
  --navy: #0b1f3a;
  --navy-mid: #163a66;
  --blue-glow: #2f5f9e;
  --blue-light: #163a66;
  --blue-accent: #6fa8dc;
  --white: #f5f7fa;
  --text-dark: #f5f7fa;
  --muted: #a9b6c9;
  --border: rgba(255,255,255,0.12);
  --card-bg: rgba(255,255,255,0.05);
}

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

body {
  font-family: -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  background: radial-gradient(circle at 15% 85%, var(--blue-glow) 0%, var(--navy) 35%, var(--navy-dark) 100%);
  background-attachment: fixed;
  color: var(--text-dark);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(6, 21, 39, 0.85);
  backdrop-filter: blur(8px);
  z-index: 100;
}

.nav-brand { display: flex; align-items: center; gap: 10px; }
.nav-brand span { font-weight: 600; font-size: 16px; letter-spacing: 0.3px; color: var(--white); }

.logo-crop-nav {
  width: 34px;
  height: 34px;
  overflow: hidden;
  border-radius: 50%;
  flex-shrink: 0;
}
.logo-crop-nav img {
  width: 50px;
  height: 50px;
  object-fit: cover;
  object-position: 50% 30%;
  margin-left: -8px;
  margin-top: -4px;
  display: block;
}

.nav-links { display: flex; gap: 28px; font-size: 14px; color: var(--muted); }
.nav-links a:hover { color: var(--white); }
.nav-links a.active { color: var(--white); font-weight: 600; }

.btn {
  display: inline-block;
  background: var(--white);
  color: var(--navy-dark);
  border: none;
  border-radius: 6px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid var(--border);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--white);
  display: block;
}

.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 16px 24px 20px;
  background: rgba(6, 21, 39, 0.97);
  border-bottom: 1px solid var(--border);
}
.mobile-menu.open {
  display: flex;
}
.mobile-menu a {
  padding: 12px 0;
  font-size: 15px;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
}
.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu a.active { color: var(--white); font-weight: 600; }

.rush-theme .mobile-menu {
  background: rgba(13, 13, 13, 0.97) !important;
}

.hero {
  text-align: center;
  padding: 80px 24px 64px;
}

.logo-crop {
  width: 180px;
  height: 180px;
  overflow: hidden;
  margin: 0 auto 20px;
  border-radius: 50%;
}
.logo-crop img {
  width: 260px;
  height: 260px;
  object-fit: cover;
  object-position: 50% 30%;
  margin-left: -40px;
  margin-top: -20px;
  display: block;
}

.hero h1 { font-size: 36px; font-weight: 700; margin-bottom: 14px; max-width: 620px; margin-left: auto; margin-right: auto; color: var(--white); }
.hero p { color: var(--muted); font-size: 16px; max-width: 480px; margin: 0 auto 32px; }
.hero-buttons { display: flex; gap: 14px; justify-content: center; }

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 640px;
  margin: 0 auto 60px;
  text-align: center;
}
.stats .num { font-size: 28px; font-weight: 700; color: var(--white); }
.stats .label { font-size: 13px; color: var(--muted); margin-top: 4px; }

.stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 720px;
  margin: 40px auto 0;
  text-align: center;
}
.stat-row .num { font-size: 30px; font-weight: 700; color: var(--white); }
.stat-row .label { font-size: 12px; color: var(--muted); margin-top: 4px; text-transform: uppercase; letter-spacing: 0.5px; }

.section { padding: 50px 24px; }
.section h2 { font-size: 24px; font-weight: 700; margin-bottom: 8px; text-align: center; color: var(--white); }
.section .sub { text-align: center; color: var(--muted); font-size: 14px; margin-bottom: 36px; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
}
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
}
.card h3 { font-size: 16px; font-weight: 600; margin-bottom: 8px; color: var(--white); }
.card p { font-size: 14px; color: var(--muted); }

.value-rows {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 48px;
}
.value-row {
  display: flex;
  align-items: center;
  gap: 40px;
}
.value-row-reverse {
  flex-direction: row-reverse;
}
.value-text {
  flex: 1;
}
.value-text h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--white);
}
.value-text p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.7;
}
.value-image {
  flex: 1;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.value-image img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  display: block;
}
.value-image-portrait {
  flex: 0 0 260px;
}
.value-image-portrait img {
  height: 340px !important;
}

.rush-banner {
  width: 100%;
  height: 420px;
  overflow: hidden;
}
.rush-banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  display: block;
}

.timeline {
  max-width: 600px;
  margin: 0 auto;
  position: relative;
  padding-left: 28px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: var(--border);
}
.timeline-item {
  position: relative;
  padding-bottom: 32px;
}
.timeline-item:last-child {
  padding-bottom: 0;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -28px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--navy-dark);
}
.timeline-item h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--white);
}
.timeline-item p {
  font-size: 14px;
  color: var(--muted);
  margin: 0;
}

.logo-strip-wrap {
  overflow: hidden;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 28px 0;
  margin: 50px 0;
}
.logo-track {
  display: flex;
  gap: 14px;
  width: max-content;
  animation: scroll-left 40s linear infinite;
}
.logo-pill {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--white);
  border: 1px solid #bcd9f5;
  border-radius: 10px;
  padding: 10px 26px;
}
.company-logo {
  height: 30px;
  width: auto;
  max-width: 110px;
  object-fit: contain;
}
@keyframes scroll-left {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.faq-list { max-width: 680px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-question {
  width: 100%;
  background: none;
  border: none;
  color: var(--white);
  text-align: left;
  padding: 18px 4px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-question .icon { font-size: 18px; color: var(--blue-accent); transition: transform 0.2s; }
.faq-item.open .faq-question .icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}
.faq-item.open .faq-answer { max-height: 300px; padding-bottom: 18px; }

.tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}
.tab-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 20px;
  padding: 9px 20px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.tab-btn.active {
  background: var(--white);
  color: var(--navy-dark);
  border-color: var(--white);
}
.tab-panel { display: none; }
.tab-panel.active { display: block; }

.roster-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 18px;
}
.member-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  text-align: center;
}
.member-photo {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--navy-mid);
  margin: 0 auto 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
  overflow: hidden;
}
.member-photo img { width: 100%; height: 100%; object-fit: cover; }
.member-name { font-weight: 600; font-size: 15px; color: var(--white); }
.member-role { font-size: 12px; color: var(--muted); margin: 4px 0 4px; }
.member-major { font-size: 12px; color: var(--muted); opacity: 0.75; margin: 0 0 12px; }
.member-linkedin {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 6px 12px;
}
.member-linkedin:hover { background: rgba(255,255,255,0.08); }

footer {
  border-top: 1px solid var(--border);
  padding: 28px 24px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
.footer-socials {
  display: flex;
  gap: 16px;
}
.footer-socials a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
}
.footer-socials a:hover {
  background: rgba(255,255,255,0.08);
}
.footer-socials svg {
  width: 18px;
  height: 18px;
}

.rush-theme {
  --rt-red: #6b0f1a;
  --rt-red-dark: #3d0a10;
  --rt-gold: #d4af37;
  --rt-black: #0d0d0d;
}
.rush-theme body,
body.rush-theme {
  background: radial-gradient(circle at 20% 20%, var(--rt-red) 0%, var(--rt-red-dark) 55%, var(--rt-black) 100%) !important;
}
.rush-theme nav {
  background: rgba(13, 13, 13, 0.9) !important;
  border-bottom: 1px solid var(--rt-gold) !important;
}
.rush-theme .btn {
  background: var(--rt-gold) !important;
  color: var(--rt-black) !important;
}
.rush-theme .hero h1 {
  color: var(--rt-gold) !important;
  font-family: Georgia, 'Times New Roman', serif;
}
.rush-theme .section h2 {
  color: var(--rt-gold) !important;
  font-family: Georgia, 'Times New Roman', serif;
}
.rush-theme .card {
  background: rgba(0,0,0,0.35) !important;
  border: 1px solid var(--rt-gold) !important;
}
.rush-theme .card h3 {
  color: var(--rt-gold) !important;
}
.rush-theme .tab-btn.active {
  background: var(--rt-gold) !important;
  color: var(--rt-black) !important;
  border-color: var(--rt-gold) !important;
}
.rush-theme footer {
  background: rgba(13,13,13,0.6) !important;
}
.rush-theme .timeline::before {
  background: var(--rt-gold) !important;
}
.rush-theme .timeline-item::before {
  background: var(--rt-gold) !important;
  border-color: var(--rt-black) !important;
}
.rush-theme .timeline-item h3 {
  color: var(--rt-gold) !important;
}

@media (max-width: 640px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }

  .nav-brand span { font-size: 14px; }

  .hero { padding: 48px 20px 40px; }
  .hero h1 { font-size: 26px; line-height: 1.3; }
  .hero p { font-size: 14px; padding: 0 4px; }
  .hero-buttons { flex-direction: column; gap: 10px; }
  .hero-buttons .btn { width: 100%; }
  .logo-crop { width: 130px; height: 130px; }
  .logo-crop img { width: 190px; height: 190px; margin-left: -30px; margin-top: -15px; }

  .stats { grid-template-columns: 1fr; gap: 16px; }
  .stat-row { grid-template-columns: repeat(2, 1fr); gap: 16px; }

  .section { padding: 36px 20px; }
  .section h2 { font-size: 20px; }

  .value-row, .value-row-reverse {
    flex-direction: column;
    gap: 20px;
  }
  .value-image img {
    height: 200px;
  }
  .value-image-portrait {
    flex: 0 0 auto;
    width: 100%;
  }
  .value-image-portrait img {
    height: 260px !important;
  }
  .value-text h3 { font-size: 18px; }
  .value-text p { font-size: 14px; }

  .rush-banner {
    height: 220px;
  }

  .card { padding: 18px; }

  .roster-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .member-card { padding: 14px; }
  .member-photo { width: 56px; height: 56px; font-size: 14px; }
  .member-name { font-size: 13px; }
  .member-role, .member-major { font-size: 11px; }

  .tabs { gap: 6px; }
  .tab-btn { padding: 7px 14px; font-size: 12px; }

  .timeline { padding-left: 22px; }
  .timeline-item::before { left: -22px; }

  .faq-question { font-size: 14px; }

  .logo-pill { padding: 8px 16px; }
  .company-logo { height: 24px; max-width: 90px; }
}