@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700&display=swap');

:root {
  --ink: #20312b;
  --muted: #68766e;
  --green: #295a47;
  --green-dark: #1d4034;
  --mint: #dce9df;
  --paper: #f8f8f4;
  --line: #dce2da;
  --cream: #f0eee5;
  --sidebar-width: 76px;
  --sidebar-open: 224px;
  --serif: Georgia, 'Times New Roman', serif;
  --sans: 'DM Sans', Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.65;
}

.site-shell {
  min-height: 100vh;
}

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--sidebar-width);
  padding: 25px 14px 24px;
  background: #f1f2ec;
  border-right: 1px solid var(--line);
  z-index: 10;
  transition: width 0.25s ease;
  overflow: hidden;
}

.sidebar.is-expanded {
  width: var(--sidebar-open);
}

.menu-toggle {
  width: 44px;
  height: 44px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border: 1px solid transparent;
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
}

.menu-toggle:hover,
.menu-toggle:focus-visible {
  background: #e5ebe3;
  border-color: #d4ded4;
  outline: none;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--green-dark);
  transition: transform 0.2s;
}

.side-brand {
  display: block;
  margin: 20px 0 23px 8px;
  color: var(--green-dark);
  font-family: var(--serif);
  font-size: 22px;
  letter-spacing: -0.5px;
  text-decoration: none;
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.15s;
}

.side-brand img {
  display: block;
  width: 150px;
  height: auto;
  aspect-ratio: 2172 / 724;
  object-fit: contain;
}

.is-expanded .side-brand {
  opacity: 1;
  transition-delay: 0.1s;
}

.nav-links {
  display: grid;
  gap: 5px;
}

.nav-links a {
  display: flex;
  align-items: center;
  gap: 15px;
  min-height: 43px;
  padding: 0 9px;
  border-radius: 8px;
  color: #56665d;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.2s, color 0.2s;
}

.nav-links a:hover {
  background: #e4eae1;
  color: var(--green-dark);
}

.nav-links a[aria-current='page'] {
  background: #e2eae0;
  color: var(--green-dark);
  font-weight: 600;
}

.nav-icon {
  display: grid;
  place-items: center;
  flex: 0 0 23px;
  width: 23px;
  height: 23px;
  font-size: 18px;
  color: var(--green);
}

.nav-label {
  opacity: 0;
  transition: opacity 0.12s;
}

.is-expanded .nav-label {
  opacity: 1;
  transition-delay: 0.12s;
}

.sidebar-note {
  position: absolute;
  bottom: 20px;
  left: 23px;
  color: #819087;
  font-size: 12px;
  line-height: 1.5;
  white-space: nowrap;
  opacity: 0;
}

.is-expanded .sidebar-note {
  opacity: 1;
  transition: opacity 0.2s 0.1s;
}

.main-content {
  max-width: 1440px;
  min-height: 100vh;
  margin-left: var(--sidebar-width);
  padding: 62px clamp(30px, 7vw, 108px) 25px;
  transition: margin-left 0.25s ease;
}

.sidebar.is-expanded ~ .main-content {
  margin-left: var(--sidebar-open);
}

.page-heading {
  margin-bottom: 39px;
}

.heading-row {
  --compass-size: clamp(56px, 7vw, 84px);
  display: flex;
  align-items: center;
  gap: 18px;
}

.heading-logo {
  flex: 0 0 auto;
  width: var(--compass-size);
  height: var(--compass-size);
  object-fit: contain;
  border-radius: 14px;
}

.heading-text {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: var(--compass-size);
}

.heading-name {
  display: block;
  width: auto;
  height: 58%;
  aspect-ratio: 2172 / 724;
  object-fit: contain;
}

.heading-text .page-subtitle {
  margin: 0;
  line-height: 1.1;
}

.eyebrow {
  margin: 0 0 12px;
  color: #718078;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.page-heading h1 {
  margin: 0;
  color: var(--green-dark);
  font-family: var(--serif);
  font-size: clamp(42px, 5vw, 62px);
  font-weight: 400;
  letter-spacing: -2px;
  line-height: 1.06;
}

.page-subtitle {
  margin: 7px 0 0;
  color: #617069;
  font-size: 14px;
}

.home-hero {
  display: grid;
  grid-template-columns: 1.06fr 0.94fr;
  align-items: center;
  gap: clamp(35px, 7vw, 100px);
  min-height: 352px;
  padding: 37px clamp(26px, 5vw, 68px);
  border: 1px solid #e2e5dc;
  border-radius: 4px;
  background: linear-gradient(115deg, #edf2e9 0%, #f3f3eb 57%, #eeefe8 100%);
}

.hero-copy h2,
.about-lead h2,
.team-intro h2 {
  max-width: 540px;
  margin: 0;
  color: #254638;
  font-family: var(--serif);
  font-size: clamp(30px, 4vw, 47px);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: -1.2px;
}

.hero-copy > p:not(.eyebrow) {
  max-width: 410px;
  margin: 18px 0 24px;
  color: #5c6b63;
  line-height: 1.75;
}

.button-link {
  display: inline-flex;
  align-items: center;
  gap: 25px;
  padding: 12px 17px;
  border-radius: 4px;
  background: var(--green);
  color: white;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
}

.button-link:hover {
  transform: translateY(-1px);
  background: var(--green-dark);
}

.chat-card {
  padding: 23px;
  border: 1px solid #e0e5dc;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 14px 36px #344c3d12;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.chat-card-heading {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 17px;
  border-bottom: 1px solid #edf0eb;
}

.chat-status {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #70a484;
  box-shadow: 0 0 0 4px #eaf2e9;
}

.chat-card-heading h2 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
}

.chat-card-heading p {
  margin: 1px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.chat-messages {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 10px;
  min-height: 120px;
  max-height: 360px;
  overflow-y: auto;
  padding: 18px 2px 14px;
}

.chat-source {
  margin: 6px 0 0;
  padding-top: 6px;
  border-top: 1px solid #edf0eb;
  color: #929d95;
  font-size: 10px;
  line-height: 1.5;
}

.chat-message.is-pending {
  opacity: 0.6;
  font-style: italic;
}

.chat-message {
  width: fit-content;
  max-width: 85%;
  margin: 0;
  padding: 12px 14px;
  border-radius: 4px 13px 13px 13px;
  background: #edf3ec;
  color: #43564b;
  font-size: 13px;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

/* Bot answers hold lists/profiles: let them use most of the width and never
   collapse into a narrow column. */
.bot-message {
  align-self: flex-start;
  width: 100%;
  max-width: 100%;
}

.user-message {
  align-self: flex-end;
  max-width: 85%;
  border-radius: 13px 4px 13px 13px;
  background: var(--green);
  color: white;
}

.chat-starters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 10px;
}
.chat-starter {
  padding: 6px 11px;
  border: 1px solid #d6ddcf;
  border-radius: 999px;
  background: #f3f7f0;
  color: #33463b;
  font: inherit;
  font-size: 12px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.chat-starter:hover {
  background: #e7efe2;
  border-color: #bcccb0;
}

.chat-form {
  display: flex;
  gap: 8px;
  padding: 5px;
  border: 1px solid #dfe5dc;
  border-radius: 5px;
}

.chat-form input {
  width: 100%;
  min-width: 0;
  padding: 9px;
  border: 0;
  background: transparent;
  font: inherit;
  font-size: 13px;
  outline: none;
}

.chat-form button {
  padding: 8px 12px;
  border: 0;
  border-radius: 3px;
  background: var(--green);
  color: white;
  font: inherit;
  font-size: 12px;
  cursor: pointer;
}

.chat-disclaimer {
  margin: 8px 0 0;
  color: #929d95;
  font-size: 10px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 52px;
  padding-top: 15px;
  border-top: 1px solid var(--line);
  color: #87948b;
  font-size: 11px;
}

.site-footer span:first-child {
  color: var(--green);
  font-family: var(--serif);
  font-size: 15px;
}

.about-layout {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: clamp(45px, 9vw, 125px);
  padding: 25px clamp(12px, 4vw, 48px) 8px 0;
}

.about-lead h2 {
  font-size: clamp(34px, 4vw, 49px);
}

.lead-copy {
  max-width: 340px;
  margin: 22px 0;
  color: #718078;
  font-family: var(--serif);
  font-size: 19px;
  line-height: 1.5;
}

.about-body {
  max-width: 580px;
  padding-top: 4px;
  color: #53635b;
  font-size: 14px;
  line-height: 1.85;
}

.about-body > p {
  margin: 0 0 17px;
}

.callout {
  display: flex;
  gap: 14px;
  margin: 25px 0;
  padding: 18px;
  border-left: 2px solid #72957b;
  background: #edf2e9;
}

.callout-mark {
  color: #63876c;
  font-size: 20px;
}

.callout p {
  margin: 0;
  font-size: 12px;
  line-height: 1.7;
}

.callout strong {
  color: #294a38;
  font-size: 13px;
}

.text-link {
  color: var(--green);
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
}

.text-link:hover {
  text-decoration: underline;
}

.concerns-intro {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 25px;
  margin: 10px 0 26px;
}

.concerns-intro > p {
  max-width: 570px;
  margin: 0;
  color: #64736b;
  font-size: 14px;
}

.section-tabs {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.section-tabs a {
  padding: 8px 15px;
  border: 1px solid #d9e1d8;
  border-radius: 30px;
  color: var(--green);
  font-size: 12px;
  text-decoration: none;
  transition: background 0.2s;
}

.section-tabs a:hover {
  background: #e8efe6;
}

.concern-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.concern-card {
  min-height: 340px;
  padding: 30px 30px 26px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: white;
  scroll-margin-top: 30px;
}

.ethical-card {
  background: linear-gradient(145deg, #eef2e8, #fff 78%);
}

.technical-card {
  background: linear-gradient(145deg, #edf1ef, #fff 78%);
}

.limitations-card {
  background: linear-gradient(145deg, #f1efe8, #fff 78%);
}

.card-index,
.team-role {
  color: #839188;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 1.5px;
}

.concern-card h2 {
  margin: 20px 0 11px;
  color: #294a38;
  font-family: var(--serif);
  font-size: 29px;
  font-weight: 400;
}

.concern-card p,
.concern-card li {
  color: #5f6c65;
  font-size: 12px;
  line-height: 1.8;
}

.concern-card p {
  margin: 0;
}

.concern-card ul {
  display: grid;
  gap: 5px;
  margin: 16px 0 0;
  padding-left: 17px;
}

.concern-card li::marker {
  color: #79927e;
}

.team-intro {
  max-width: 570px;
  margin: 5px 0 32px;
}

.team-intro h2 {
  font-size: clamp(28px, 3.5vw, 40px);
}

.team-intro p {
  max-width: 490px;
  margin: 12px 0 0;
  color: #64736b;
  font-size: 13px;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.team-card {
  display: grid;
  gap: 10px;
  padding: 22px 18px 20px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: #fff;
}

.avatar.avatar-haley {
  object-position: center 22%;
  object-fit: cover;
  transform: scale(1.18);
}

.avatar {
  display: block;
  width: 96px;
  height: 96px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center;
  background: #e5eee6;
}

.team-card h3 {
  margin: 0;
  color: #244338;
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 400;
}

.team-card p {
  margin: 0;
  color: #5f6c65;
  font-size: 12px;
  line-height: 1.75;
}

.team-year {
  color: #839188;
  font-size: 11px;
  letter-spacing: 0.3px;
}

.team-major {
  margin-top: 8px;
  color: #3f4e46;
  font-weight: 600;
}

@media (max-width: 1180px) {
  .concern-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 980px) {
  .home-hero,
  .about-layout,
  .concern-grid,
  .team-grid {
    grid-template-columns: 1fr;
  }

  .concerns-intro {
    flex-direction: column;
    align-items: flex-start;
  }
}


/* --- How it works --------------------------------------------------------- */
.how-it-works {
  margin-top: 40px;
  padding: 28px clamp(20px, 4vw, 40px);
  border: 1px solid #e2e5dc;
  border-radius: 8px;
  background: #fff;
}

.how-heading {
  margin-bottom: 20px;
}

.how-heading h2 {
  margin: 4px 0 0;
  font-size: 22px;
  font-weight: 600;
}

.how-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: how;
}

.how-steps li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.how-step-num {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #eef2e8;
  color: #294a38;
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 600;
}

.how-steps h3 {
  margin: 4px 0 6px;
  color: #294a38;
  font-size: 15px;
  font-weight: 600;
}

.how-steps p {
  margin: 0;
  color: #5f6c65;
  font-size: 13px;
  line-height: 1.7;
}

@media (max-width: 760px) {
  .how-steps {
    grid-template-columns: 1fr;
  }
}

/* --- Interactive map ------------------------------------------------------ */
.map-section {
  margin-top: 40px;
  padding: 28px clamp(20px, 4vw, 40px);
  border: 1px solid #e2e5dc;
  border-radius: 8px;
  background: #fff;
}

.map-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.map-heading h2 {
  margin: 4px 0 0;
  font-size: 22px;
  font-weight: 600;
}

.map-control {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.map-control-label {
  color: #5c6b63;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.map-control select {
  padding: 9px 14px;
  border: 1px solid #d6ddcf;
  border-radius: 6px;
  background: #f7faf5;
  font: inherit;
  font-size: 14px;
  color: #33463b;
  cursor: pointer;
}

.map-wrap {
  position: relative;
}

#map-svg {
  width: 100%;
  height: auto;
  display: block;
}

.county {
  cursor: pointer;
  stroke-linejoin: round;
  transition: fill 0.25s, opacity 0.15s, stroke-width 0.15s;
}
.county:hover {
  opacity: 0.85;
  stroke-width: 2.5px !important;
}
.county:focus-visible,
.county.is-selected {
  outline: none;
  stroke: #173d2c !important;
  stroke-width: 3px !important;
}
.county.is-game-correct { stroke: #17693d !important; stroke-width: 4px !important; filter: drop-shadow(0 0 3px #fff); }
.county.is-game-miss { stroke: #a3483e !important; stroke-width: 3.5px !important; }
.county.is-game-answer { stroke: #245f8d !important; stroke-width: 3.5px !important; stroke-dasharray: 5 3; }

.map-tooltip {
  position: absolute;
  pointer-events: none;
  z-index: 5;
  max-width: 230px;
  padding: 8px 11px;
  border-radius: 7px;
  background: #1f3a2b;
  color: #fff;
  font-size: 12px;
  line-height: 1.5;
  box-shadow: 0 8px 22px #1f3a2b33;
}
.map-tip-ci {
  color: #b7d4c2;
  font-size: 11px;
}

.map-selection {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  min-height: 48px;
  margin-top: 14px;
  padding: 10px 13px;
  border: 1px solid #e2e9df;
  border-radius: 7px;
  background: #f6f9f4;
  color: #52645a;
  font-size: 12px;
}
.map-selection button {
  flex: 0 0 auto;
  padding: 7px 10px;
  border: 0;
  border-radius: 5px;
  background: #e4eee2;
  color: #295a47;
  font: inherit;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
}
.map-selection button:hover { background: #d7e6d5; }
.map-selection button:focus-visible { outline: 2px solid #6f9a71; outline-offset: 2px; }

@media (max-width: 600px) {
  .map-selection { align-items: flex-start; flex-direction: column; }
}

.map-legend {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
}
.map-legend-bar {
  display: block;
  width: 220px;
  height: 10px;
  border-radius: 6px;
  background: linear-gradient(90deg, #eaf2e9, #2f6b47);
}
.map-legend-label {
  flex: none;
  color: #5c6b63;
  font-size: 12px;
  white-space: nowrap;
}

.map-caption {
  margin: 12px 0 0;
  color: #6b7280;
  font-size: 12px;
  line-height: 1.5;
}