/* ==========================================================================
   Baulko Gearheads · FTC Team 35750
   Static site stylesheet (plain HTML/CSS/JS — no build step required)
   ========================================================================== */

:root {
  /* Baulko Gearheads brand tokens (official brand pack, FTC Team 35750) */
  --gear-green: #164a22;
  --baulko-orange: #d96b12;
  --white: #ffffff;
  --charcoal: #1f1f1f;
  --light-sand: #f6f4ed;
  --neutral-grey: #9a9a9a;

  /* Semantic aliases mapped to the brand palette */
  --text: var(--charcoal);
  --text-muted: #5a5c58;
  --bg: var(--white);
  --bg-alt: var(--light-sand);
  --border: #e6e2d6;
  --navy: var(--gear-green);
  --navy-dark: #0f3417;
  --accent: var(--baulko-orange);
  --accent-hover: #b85a0e;
  --accent-soft: #fbe7d5;
  --font-display: "IBM Plex Sans", system-ui, sans-serif;
  --font-body: "IBM Plex Sans", system-ui, sans-serif;
  font-family: var(--font-body);
}

html { scroll-behavior: smooth; }
* { box-sizing: border-box; margin: 0; padding: 0; }
body { background: var(--bg); color: var(--text); line-height: 1.65; font-size: 1rem; }
img, svg { display: block; max-width: 100%; }
a { color: var(--navy); text-decoration: none; }
.container { width: 100%; max-width: 1160px; margin-inline: auto; padding-inline: 1.5rem; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 700; line-height: 1.15; color: var(--navy); }
.eyebrow { display: inline-block; font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-hover); font-weight: 600; }
.eyebrow::before { display: none; }

/* Brand utility classes (per Baulko Gearheads brand pack) */
.text-primary { color: var(--gear-green); }
.text-accent { color: var(--baulko-orange); }
.bg-primary { background: var(--gear-green); color: var(--white); }
.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;
}

.section { padding: 5.5rem 0; }
.section-alt { background: var(--bg-alt); }
.section h2 { margin-top: .55rem; font-size: clamp(2rem, 4vw, 3rem); }
.page-hero { background: var(--navy); color: #fff; padding: 4.5rem 0; }
.page-hero .eyebrow { color: #f4b183; }
.page-hero h1 { color: #fff; font-size: clamp(2.8rem, 7vw, 4.6rem); margin-top: .6rem; }
.page-hero p:last-child { color: #e9e6db; font-size: 1.15rem; max-width: 42rem; margin-top: 1rem; }
.content-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(16rem, .7fr); gap: 3rem; align-items: start; }
.content-grid article p { color: var(--text-muted); margin-top: 1.2rem; max-width: 44rem; }
.info-card { display: flex; flex-direction: column; gap: .85rem; padding: 1.8rem; border-top: 4px solid var(--accent); border-radius: 9px; box-shadow: 0 8px 24px rgba(15,52,23,.1); }
.info-card span { color: var(--text-muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; }
.info-card strong { color: var(--navy); }
.join-panel { display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.join-panel p { color: var(--text-muted); margin-top: 1rem; max-width: 42rem; }
.join-button { flex: none; background: var(--accent); color: var(--charcoal); font-weight: 600; padding: 1rem 1.5rem; border-radius: 8px; }
.join-button:hover { background: var(--accent-hover); }

/* Offset anchored sections so the sticky nav doesn't cover their headings */
section[id],
footer[id] { scroll-margin-top: 84px; }

/* Accessibility: visually-hidden skip link that appears on keyboard focus */
.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 50;
  background: var(--accent);
  color: var(--charcoal);
  font-weight: 600;
  padding: .6rem 1rem;
  border-radius: 8px;
  transition: top .15s ease;
}
.skip-link:focus { top: 1rem; }

@media (max-width: 600px) {
  .container { padding-inline: 1.15rem; }
  .section { padding: 4rem 0; }
  .page-hero { padding: 3.5rem 0; }
  .content-grid { grid-template-columns: 1fr; gap: 2rem; }
  .join-panel { align-items: flex-start; flex-direction: column; }
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.nav {
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 20;
  box-shadow: 0 4px 20px rgba(15, 52, 23, .05);
}
.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 68px;
}
.nav-logo {
  display: flex;
  align-items: center;
}
.nav-logo img { height: 44px; width: auto; }
.nav-links { display: flex; gap: 2rem; }
.nav-links a {
  color: var(--text);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.15s ease;
}
.nav-links a:hover { color: var(--accent); }
.nav-toggle {
  display: none;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.45rem 0.8rem;
  cursor: pointer;
  color: var(--text);
  font: inherit;
}
.nav-mobile {
  display: none;
  flex-direction: column;
  gap: 1rem;
  padding: 1rem 1.5rem 1.5rem;
  border-top: 1px solid var(--border);
  background: var(--bg);
}
@media (max-width: 700px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .nav-mobile.open { display: flex; }
}

/* ==========================================================================
   Hero (home)
   ========================================================================== */
.hero { background: var(--bg); position: relative; overflow: hidden; }
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(22, 74, 34, .05) 1.5px, transparent 1.6px);
  background-size: 26px 26px;
  pointer-events: none;
  z-index: 0;
}
.hero-lockup {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.6rem;
  padding-block: clamp(3rem, 7vw, 5.5rem);
}
.hero-full-logo {
  width: min(100%, 760px);
  height: auto;
}
.hero-tagline {
  max-width: 46rem;
  color: var(--text-muted);
  font-size: 1.12rem;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}
.btn-primary {
  background: var(--accent);
  color: var(--charcoal);
  padding: 0.85rem 1.5rem;
  font-weight: 600;
  border-radius: 8px;
  transition: background 0.15s ease;
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary {
  background: var(--white);
  border: 1.5px solid var(--gear-green);
  color: var(--gear-green);
  padding: 0.85rem 1.5rem;
  font-weight: 600;
  border-radius: 8px;
  transition: background 0.15s ease, color 0.15s ease;
}
.btn-secondary:hover { background: var(--gear-green); color: var(--white); }
.hero-strip {
  border-top: 1px solid rgba(255,255,255,.16);
  background: var(--navy-dark);
  position: relative;
  z-index: 1;
}
.hero-strip-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.hero-strip-inner > div {
  padding: 1.5rem 1.5rem 1.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}
.hero-strip-n {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.9rem;
  color: #fff;
}
.hero-strip-l {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #c9ccc0;
}
@media (max-width: 760px) {
  .hero-strip-inner { grid-template-columns: repeat(2, 1fr); }
}

/* ==========================================================================
   Mission / Outcomes (info)
   ========================================================================== */
.mission-copy { margin-top: 1.5rem; max-width: 42rem; }
.mission-copy p { color: var(--text-muted); }
.mission-copy p + p { margin-top: 1rem; }
.outcomes {
  margin-top: 3rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
.outcome-card {
  padding: 1.6rem 1.5rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-top: 4px solid var(--gear-green);
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(15, 52, 23, .08);
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.outcome-card:hover { transform: translateY(-3px); box-shadow: 0 16px 34px rgba(15, 52, 23, .14); }
.outcome-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(22, 74, 34, .09);
  color: var(--gear-green);
}
.outcome-icon svg { width: 26px; height: 26px; }
.disciplines { margin-top: 1.75rem; }
.disciplines .outcome-card { border-top-color: var(--baulko-orange); }
.disciplines .outcome-icon { background: var(--accent-soft); color: var(--baulko-orange); }
.subhead {
  margin-top: 3.75rem;
  font-size: clamp(1.35rem, 2.6vw, 1.7rem);
  color: var(--gear-green);
}
.subhead-intro { margin-top: .6rem; max-width: 44rem; color: var(--text-muted); }
.outcome-card h3 { margin-top: 1rem; font-size: 1.15rem; letter-spacing: 0; }
.outcome-card p {
  margin-top: 0.6rem;
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.55;
}
@media (max-width: 900px) { .outcomes { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .outcomes { grid-template-columns: 1fr; } }

/* ==========================================================================
   Team details (cards)
   ========================================================================== */
.team-intro {
  margin-top: 0.9rem;
  max-width: 46rem;
  color: var(--text-muted);
}
.team-details {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}
.team-detail {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 1.1rem 1.2rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(15, 52, 23, .05);
  transition: transform .15s ease, box-shadow .15s ease;
}
.team-detail:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 30px rgba(15, 52, 23, .1);
}
.team-detail-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(22, 74, 34, .09);
  color: var(--gear-green);
}
.team-detail-icon svg { width: 22px; height: 22px; }
.team-detail:nth-child(even) .team-detail-icon {
  background: var(--accent-soft);
  color: var(--baulko-orange);
}
.team-detail-text {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}
.team-detail-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.team-detail-value {
  font-size: 1.02rem;
  color: var(--charcoal);
  line-height: 1.25;
}

/* ==========================================================================
   Mentors (info)
   ========================================================================== */
.mentor-grid {
  margin-top: 2.5rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.mentor-card {
  padding: 2rem 1.5rem;
  border: 1px solid var(--border);
  border-top: 4px solid var(--navy);
  border-radius: 12px;
  box-shadow: 0 7px 20px rgba(15, 52, 23, .08);
  transition: transform .15s ease, box-shadow .15s ease;
}
.mentor-card:hover { transform: translateY(-3px); box-shadow: 0 16px 32px rgba(15, 52, 23, .14); }
.mentor-avatar {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
  color: var(--navy);
  border-radius: 50%;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
}
.mentor-card h3 { margin-top: 1.25rem; font-size: 1.3rem; letter-spacing: 0; }
.mentor-card p { margin-top: 0.35rem; color: var(--text-muted); font-size: 0.95rem; }
.mentor-location { font-size: 0.9rem; }
.mentor-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 1rem;
  color: var(--navy);
  transition: color 0.15s ease, transform 0.15s ease;
}
.mentor-link:hover { color: #0a66c2; transform: translateY(-1px); }
.mentor-link:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
.mentor-link-icon { width: 24px; height: 24px; }
@media (max-width: 860px) { .mentor-grid { grid-template-columns: 1fr; } }

/* ==========================================================================
   Sponsors
   ========================================================================== */
.sponsors-intro { margin-top: 0.9rem; color: var(--text-muted); }
.sponsor-grid {
  margin-top: 2.5rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  max-width: 24rem;
}
.sponsor-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 9px;
  box-shadow: 0 7px 20px rgba(15, 52, 23, .08);
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.sponsor-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.sponsor-card a:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
.sponsor-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: flex-start;
  color: var(--navy);
  transition: color 0.15s ease, transform 0.15s ease;
}
.sponsor-link:hover { color: #0a66c2; transform: translateY(-1px); }
.sponsor-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.6rem;
  color: var(--navy);
}
.sponsor-logo {
  width: min(100%, 330px);
  height: 125px;
  object-fit: contain;
  object-position: center;
}

/* ==========================================================================
   Team Journal (timeline)
   ========================================================================== */
.journal-intro { margin-top: 0.9rem; max-width: 48rem; color: var(--text-muted); }
.journal {
  position: relative;
  margin-top: 2.5rem;
  padding-left: 2.25rem;
  list-style: none;
}
.journal::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--border);
}
.journal-entry { position: relative; padding-bottom: 1.75rem; }
.journal-entry:last-child { padding-bottom: 0; }
.journal-marker {
  position: absolute;
  left: -2.25rem;
  top: 6px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--gear-green);
  border: 3px solid var(--bg);
  box-shadow: 0 0 0 2px var(--gear-green);
}
.journal-entry:nth-child(even) .journal-marker { background: var(--baulko-orange); box-shadow: 0 0 0 2px var(--baulko-orange); }
.journal-content {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.4rem 1.5rem;
  box-shadow: 0 8px 24px rgba(15, 52, 23, .06);
}
.journal-date {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--baulko-orange);
  background: var(--accent-soft);
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
}
.journal-content h3 { margin-top: 0.85rem; font-size: 1.25rem; letter-spacing: 0; }
.journal-content p { margin-top: 0.5rem; color: var(--text-muted); }
.journal-body {
  margin-top: 0.5rem;
  display: grid;
  grid-template-columns: 1fr minmax(230px, 300px);
  gap: 1.25rem;
  align-items: start;
}
.journal-body > p { margin-top: 0; }
.journal-body-text > p:first-child { margin-top: 0; }
.journal-tip {
  display: flex;
  gap: 0.6rem;
  padding: 0.85rem 1rem;
  background: var(--accent-soft);
  border: 1px solid var(--border);
  border-left: 3px solid var(--baulko-orange);
  border-radius: 10px;
}
.journal-tip-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--white);
  color: var(--baulko-orange);
}
.journal-tip h4 {
  margin: 0;
  font-size: 0.88rem;
  color: var(--charcoal);
}
.journal-tip p {
  margin-top: 0.25rem;
  font-size: 0.82rem;
  line-height: 1.45;
}
@media (max-width: 640px) {
  .journal-body { grid-template-columns: 1fr; }
}
.journal-media {
  margin-top: 1.1rem;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 0.75rem;
}
.journal-media img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--border);
}
.journal-photo-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 160px;
  border: 1.5px dashed var(--neutral-grey);
  border-radius: 8px;
  background: var(--light-sand);
  color: var(--text-muted);
  font-size: 0.85rem;
  text-align: center;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  padding: 3.25rem 0 4rem;
  color: #e0ddd0;
  background: var(--navy-dark);
  font-size: 0.9rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr 1fr;
  gap: clamp(2.5rem, 7vw, 6rem);
}
.footer-brand {
  display: flex;
  align-items: center;
  width: fit-content;
  color: #fff;
}
.footer-brand img { border-radius: 10px; }
.footer-about p { margin-top: 1rem; max-width: 24rem; line-height: 1.55; }
.footer h3 { color: #fff; font-size: 1.15rem; margin-bottom: 1.25rem; }
.footer ul { list-style: none; display: flex; flex-direction: column; gap: .7rem; }
.footer a { color: #e0ddd0; }
.footer a:hover { color: var(--accent); }
@media (max-width: 760px) {
  .footer-grid { grid-template-columns: 1fr; gap: 2.25rem; }
}