@import url('https://fonts.googleapis.com/css2?family=Libre+Baskerville:wght@400;700&family=Source+Sans+3:wght@400;600;700;800;900&display=swap');

:root {
  --harvard-crimson: #a51c30;
  --harvard-black: #1e1e1e;
  --harvard-ink: #111111;
  --harvard-paper: #f3f3f1;
  --harvard-white: #ffffff;
  --harvard-mist: rgba(243, 243, 241, 0.94);
  --harvard-border: rgba(30, 30, 30, 0.22);
  --harvard-muted: #4a5563;
  --harvard-burgundy: #2b061b;
  --harvard-slate: #93a1ad;
  --harvard-serif: 'Libre Baskerville', Baskerville, Georgia, 'Times New Roman', serif;
  --harvard-sans: 'Source Sans 3', Arial, Helvetica, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  font-family: var(--harvard-sans) !important;
}

body {
  color: var(--harvard-ink) !important;
}

h1, h2, .brand, .hero-title, .section-title, #panelTitle {
  font-family: var(--harvard-serif) !important;
  font-weight: 400 !important;
  letter-spacing: -0.035em !important;
}

h3, h4, h5, h6, button, select, input, label, .pill, .metric, .eyebrow, .button, .buttonlike {
  font-family: var(--harvard-sans) !important;
}

button,
a.button,
.buttonlike {
  border-radius: 0 !important;
  text-transform: none !important;
  box-shadow: none !important;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 3px solid rgba(165, 28, 48, 0.34) !important;
  outline-offset: 2px;
}

/* Harvard-inspired login */
body:has(.login-bg-video) {
  background: var(--harvard-paper) !important;
  color: var(--harvard-ink) !important;
  place-items: stretch center !important;
  align-items: center !important;
  padding: 0 !important;
}

body:has(.login-bg-video)::before {
  background:
    linear-gradient(180deg, rgba(243, 243, 241, 0.34) 0%, rgba(243, 243, 241, 0.76) 54%, rgba(243, 243, 241, 0.9) 100%),
    rgba(255,255,255,0.18) !important;
  backdrop-filter: saturate(0.98) !important;
}

.login-bg-video {
  filter: saturate(0.82) contrast(0.96) brightness(1.12) !important;
}

body:has(.login-bg-video) main {
  width: min(920px, calc(100% - 40px)) !important;
  margin: 0 auto !important;
  padding: clamp(96px, 12vw, 142px) 0 clamp(28px, 7vw, 76px) !important;
}

body:has(.login-bg-video) main::before {
  content: none !important;
}

body:has(.login-bg-video) main::after {
  content: none;
}

body:has(.login-bg-video) h1 {
  margin: 0 0 clamp(28px, 4vw, 48px) !important;
  text-align: left !important;
  color: var(--harvard-black) !important;
  font-size: clamp(52px, 10vw, 118px) !important;
  line-height: 0.94 !important;
  text-shadow: none !important;
}

.roles {
  gap: 0 !important;
  border-top: 4px solid var(--harvard-black);
  border-bottom: 1px solid var(--harvard-black);
  background: rgba(243, 243, 241, 0.66);
}

.role {
  border: 0 !important;
  border-right: 1px solid var(--harvard-border) !important;
  border-radius: 0 !important;
  padding: clamp(24px, 4vw, 42px) !important;
  background: rgba(255,255,255,0.56) !important;
  box-shadow: none !important;
  text-align: left !important;
}

.role:last-child { border-right: 0 !important; }
.role h2 {
  margin: 0 0 22px !important;
  color: var(--harvard-black) !important;
  font-size: clamp(30px, 4vw, 46px) !important;
  line-height: 1.05;
}
.role h2::after {
  content: '';
  display: block;
  width: 64px;
  height: 4px;
  margin-top: 18px;
  background: var(--harvard-crimson);
}

body:has(.login-bg-video) button,
body:has(.login-bg-video) a.button {
  justify-content: space-between !important;
  min-height: 50px !important;
  margin-top: 12px !important;
  border: 1px solid var(--harvard-black) !important;
  border-radius: 0 !important;
  padding: 12px 16px !important;
  background: var(--harvard-black) !important;
  color: var(--harvard-white) !important;
  font-weight: 800 !important;
}
body:has(.login-bg-video) button::after,
body:has(.login-bg-video) a.button::after { content: '→'; }
body:has(.login-bg-video) button.ghost {
  background: transparent !important;
  color: var(--harvard-black) !important;
}
body:has(.login-bg-video) button.google {
  border-color: var(--harvard-crimson) !important;
  background: var(--harvard-white) !important;
  color: var(--harvard-black) !important;
}
body:has(.login-bg-video) button:hover {
  background: var(--harvard-crimson) !important;
  border-color: var(--harvard-crimson) !important;
  color: var(--harvard-white) !important;
}

#authPanel {
  margin: 24px 0 0 !important;
  border: 1px solid var(--harvard-black) !important;
  border-top: 6px solid var(--harvard-crimson) !important;
  border-radius: 0 !important;
  background: rgba(255,255,255,0.82) !important;
  color: var(--harvard-black) !important;
  box-shadow: none !important;
}
#panelTitle { color: var(--harvard-black) !important; text-align: left !important; }
label { color: var(--harvard-black) !important; letter-spacing: 0.03em !important; }
input, select {
  border: 1px solid var(--harvard-border) !important;
  border-radius: 0 !important;
  background: var(--harvard-white) !important;
  color: var(--harvard-black) !important;
}
#status { color: var(--harvard-muted) !important; }
#status.ok { color: #1f7a35 !important; }
#status.err { color: var(--harvard-crimson) !important; }


/* Login page Harvard-style menu bar */
.login-site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 4;
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  min-height: 68px;
  background: var(--harvard-black);
  border-bottom: 4px solid var(--harvard-crimson);
  color: var(--harvard-white);
}
.login-menu-mark {
  display: flex;
  align-items: center;
  padding: 0 24px;
  border-right: 1px solid rgba(255,255,255,0.18);
}
.login-menu-mark::before {
  content: '';
  width: 21px;
  height: 32px;
  background: var(--harvard-crimson);
  clip-path: polygon(0 0,100% 0,100% 78%,50% 100%,0 78%);
}
.login-nav {
  display: flex;
  align-items: stretch;
  margin-left: auto;
}
.login-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 68px;
  padding: 0 28px;
  border-left: 1px solid rgba(255,255,255,0.18);
  color: var(--harvard-white);
  font-family: var(--harvard-sans);
  font-size: 16px;
  font-weight: 900;
  text-decoration: none;
}
.login-nav a::after {
  content: '→';
  margin-left: 16px;
}
.login-nav a:hover {
  background: var(--harvard-crimson);
}

/* Harvard-inspired app HUD */
body:not(:has(.login-bg-video)) {
  background: var(--harvard-paper) !important;
}

.hud, #miniMap, #streetMetadata, #featurePanel, #feedbackPanel, #roleMenu, #settingsPanel, #docPanel {
  border: 1px solid var(--harvard-border) !important;
  border-top: 5px solid var(--harvard-crimson) !important;
  border-radius: 0 !important;
  background: rgba(243, 243, 241, 0.94) !important;
  color: var(--harvard-black) !important;
  box-shadow: 0 16px 44px rgba(0,0,0,0.18) !important;
  backdrop-filter: blur(10px) saturate(0.9) !important;
}

#topbar {
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  border: 0 !important;
  border-bottom: 1px solid rgba(255,255,255,0.18) !important;
  background: var(--harvard-black) !important;
  color: var(--harvard-white) !important;
  border-radius: 0 !important;
  padding: 14px 18px !important;
}

#topbar .brand {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding-right: 18px;
  border-right: 1px solid rgba(255,255,255,0.25);
  color: var(--harvard-white) !important;
  font-size: 24px !important;
  letter-spacing: -0.04em !important;
}
#topbar .brand::before {
  content: '';
  width: 18px;
  height: 28px;
  margin-right: 12px;
  background: var(--harvard-crimson);
  clip-path: polygon(0 0,100% 0,100% 78%,50% 100%,0 78%);
}

.pill {
  border: 1px solid rgba(255,255,255,0.22) !important;
  border-radius: 0 !important;
  background: rgba(255,255,255,0.08) !important;
  color: rgba(255,255,255,0.86) !important;
  font-size: 13px !important;
  font-weight: 700 !important;
}

#topbar button,
#topbar select,
#topbar .buttonlike {
  border: 1px solid rgba(255,255,255,0.28) !important;
  background: rgba(255,255,255,0.08) !important;
  color: var(--harvard-white) !important;
  border-radius: 0 !important;
}
#topbar button:hover,
#topbar button.active {
  border-color: var(--harvard-white) !important;
  background: var(--harvard-white) !important;
  color: var(--harvard-black) !important;
}

.hud h2, .hud h3, #roleMenu h3, #settingsPanel h3, #featurePanel h3, #feedbackPanel h3 {
  color: var(--harvard-black) !important;
  font-family: var(--harvard-serif) !important;
  font-weight: 400 !important;
  letter-spacing: -0.035em !important;
}

.hud p, .hud span, .small, .muted, #statusText, #registryStatus, #photoStatus, #roleMenuStatus {
  color: var(--harvard-muted) !important;
}

.score, .metric b, .stat strong, .value {
  color: var(--harvard-black) !important;
  font-family: var(--harvard-serif) !important;
}

.card, .score-card, .feature-card, .thread, .metric, .photo-card, .person-card, .doc-card, section.card {
  border: 1px solid var(--harvard-border) !important;
  border-radius: 0 !important;
  background: rgba(255,255,255,0.78) !important;
  color: var(--harvard-black) !important;
  box-shadow: none !important;
}

button, select, input, textarea, a.button {
  border-radius: 0 !important;
}

body:not(:has(.login-bg-video)) button,
body:not(:has(.login-bg-video)) a.button,
body:not(:has(.login-bg-video)) .buttonlike {
  border: 1px solid var(--harvard-black) !important;
  background: var(--harvard-black) !important;
  color: var(--harvard-white) !important;
  font-weight: 800 !important;
}
body:not(:has(.login-bg-video)) button:hover,
body:not(:has(.login-bg-video)) button.active,
body:not(:has(.login-bg-video)) a.button:hover {
  border-color: var(--harvard-crimson) !important;
  background: var(--harvard-crimson) !important;
  color: var(--harvard-white) !important;
}
body:not(:has(.login-bg-video)) button.ghost,
body:not(:has(.login-bg-video)) button.secondary {
  background: var(--harvard-white) !important;
  color: var(--harvard-black) !important;
}

.seg-btn {
  border-radius: 999px !important;
  border: 2px solid var(--harvard-white) !important;
  background: var(--harvard-crimson) !important;
  color: var(--harvard-white) !important;
  box-shadow: 0 8px 24px rgba(0,0,0,0.24) !important;
}
.seg-btn.feature { background: var(--harvard-black) !important; }
.seg-btn.feature.ramp { background: #4db848 !important; }
.seg-btn.feature.bus { background: #4e88c7 !important; }
.seg-btn.feature.shelter { background: #fcb315 !important; color: var(--harvard-black) !important; }
.seg-btn.feature.tactile { background: #946eb7 !important; }

/* Documentation/profile page */
body > header:not(#topbar) {
  background: var(--harvard-black) !important;
  color: var(--harvard-white) !important;
  border-bottom: 4px solid var(--harvard-crimson) !important;
  backdrop-filter: none !important;
}
body > header:not(#topbar) .brand {
  color: var(--harvard-white) !important;
  font-size: 25px !important;
}
body > header:not(#topbar) a.button {
  border-color: rgba(255,255,255,0.36) !important;
  background: transparent !important;
  color: var(--harvard-white) !important;
}
main .hero, section.hero {
  border: 0 !important;
  border-top: 6px solid var(--harvard-crimson) !important;
  border-radius: 0 !important;
  background: var(--harvard-white) !important;
  color: var(--harvard-black) !important;
  box-shadow: none !important;
}
.eyebrow {
  color: var(--harvard-crimson) !important;
  font-weight: 900 !important;
}
main h1, main h2, main h3 {
  color: var(--harvard-black) !important;
}
main p, main li, main span {
  color: var(--harvard-muted) !important;
}
.threshold {
  border: 1px solid var(--harvard-border) !important;
  border-radius: 0 !important;
  background: #ffffff !important;
  color: var(--harvard-black) !important;
}
.threshold strong { color: var(--harvard-black) !important; }
.threshold span { color: var(--harvard-muted) !important; }

code {
  border-radius: 0 !important;
  background: #eeeeea !important;
  color: var(--harvard-black) !important;
}

@media (max-width: 720px) {
  .roles { border-bottom: 0; }
  .role { border-right: 0 !important; border-bottom: 1px solid var(--harvard-border) !important; }
  body:has(.login-bg-video) main::after { margin-left: 0; margin-top: -54px; }
  #topbar { flex-wrap: wrap; }
  #topbar .brand { width: 100%; border-right: 0; }
}