@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@500;600;700&family=Archivo+Black&display=swap');

:root {
  --bg: #0a0a0c;
  --bg-soft: #121215;
  --card: #17171b;
  --card-border: #29292f;
  --accent: #ff6b1a;
  --accent2: #ffd60a;
  --danger: #e63946;
  --info: #2f7bff;
  --text: #f5f5f2;
  --text-soft: #96969e;
  --radius: 3px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  line-height: 1.65;
}

h1, h2, h3, h4, .logo, .nav-links a, .tag, .eyebrow, .btn {
  font-family: 'Oswald', -apple-system, sans-serif;
  text-transform: uppercase;
}

a { color: inherit; text-decoration: none; }
img, svg { max-width: 100%; display: block; }

.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

/* signature hazard-stripe motif */
.stripe {
  height: 8px;
  background: repeating-linear-gradient(-45deg, var(--accent2) 0 18px, #0a0a0c 18px 36px);
}

/* Header / Nav */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10,10,12,0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--card-border);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  max-width: 1160px;
  margin: 0 auto;
}

.logo {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 1px;
}
.logo span { color: var(--accent); font-family: 'Archivo Black', sans-serif; }

.nav-links {
  display: flex;
  gap: 2px;
  list-style: none;
  align-items: center;
}

.nav-links a {
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.6px;
  color: var(--text-soft);
  padding: 8px 10px;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
  white-space: nowrap;
}
.nav-links a:hover,
.nav-links a.active { color: var(--text); border-color: var(--accent); }

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

@media (max-width: 1080px) {
  .menu-toggle { display: flex; }
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-soft);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    border-bottom: 1px solid var(--card-border);
  }
  .nav-links.open { max-height: 420px; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 16px 24px; width: 100%; border-top: 1px solid var(--card-border); border-bottom: none; border-left: 3px solid transparent; }
  .nav-links a.active, .nav-links a:hover { border-left-color: var(--accent); border-bottom: none; }
}

/* Hero - asymmetric split */
.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 40px;
  max-width: 1160px;
  margin: 0 auto;
  padding: 70px 24px 60px;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--accent2);
  font-family: 'Oswald', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.hero-eyebrow::before { content: ""; width: 26px; height: 3px; background: var(--accent2); display: inline-block; }
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.5px;
  margin-bottom: 22px;
}
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p {
  color: var(--text-soft);
  font-size: 1.08rem;
  max-width: 480px;
  margin-bottom: 30px;
  text-transform: none;
}
.hero-links { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-art { position: relative; }
.hero-art svg { width: 100%; height: auto; }

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; padding-top: 50px; }
  .hero-art { order: -1; max-width: 320px; margin: 0 auto; }
}

/* Page header (non-home) */
.page-hero {
  padding: 56px 24px 38px;
  border-bottom: 1px solid var(--card-border);
  max-width: 1160px;
  margin: 0 auto;
}
.page-hero .eyebrow {
  color: var(--accent2);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 2px;
  margin-bottom: 12px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.page-hero .eyebrow::before { content: ""; width: 26px; height: 3px; background: var(--accent2); display: inline-block; }
.page-hero h1 { font-size: clamp(1.9rem, 4vw, 2.7rem); font-weight: 700; margin-bottom: 14px; }
.page-hero p { color: var(--text-soft); max-width: 620px; text-transform: none; }

/* Section */
section { padding: 60px 24px; max-width: 1160px; margin: 0 auto; }
.section-title {
  font-size: 1.7rem;
  font-weight: 700;
  margin-bottom: 6px;
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.section-title::before {
  content: "";
  width: 34px;
  height: 4px;
  background: var(--accent);
  display: inline-block;
}
.section-sub {
  color: var(--text-soft);
  max-width: 600px;
  margin: 0 0 40px;
  text-transform: none;
}

/* Cards grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2px;
  background: var(--card-border);
  border: 1px solid var(--card-border);
}

.card {
  background: var(--card);
  padding: 30px 28px;
  border-left: 3px solid transparent;
  transition: border-color 0.2s, background 0.2s;
  position: relative;
}
.card:hover { border-left-color: var(--accent); background: #1c1c21; }

.card .num {
  font-family: 'Archivo Black', sans-serif;
  font-size: 0.85rem;
  color: var(--accent);
  letter-spacing: 1px;
  margin-bottom: 16px;
  display: block;
}

.card .icon-wrap {
  width: 44px;
  height: 44px;
  border: 1px solid var(--card-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.card .icon-wrap svg { width: 22px; height: 22px; }

.card h3 { font-family: 'Oswald', sans-serif; font-weight: 600; font-size: 1.05rem; margin-bottom: 10px; letter-spacing: 0.3px; text-transform: uppercase; }
.card p { color: var(--text-soft); font-size: 0.94rem; text-transform: none; }
.card a.card-link {
  color: var(--accent2);
  font-weight: 600;
  font-size: 0.82rem;
  margin-top: 16px;
  display: inline-block;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* Technique step card */
.technique {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-left: 3px solid var(--accent);
  padding: 30px;
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 26px;
  align-items: start;
  margin-bottom: 2px;
}
.technique .visual {
  width: 110px;
  height: 110px;
  background: var(--bg-soft);
  border: 1px solid var(--card-border);
  display: flex;
  align-items: center;
  justify-content: center;
}
.technique .visual svg { width: 66px; height: 66px; }
.technique h3 { font-family: 'Oswald', sans-serif; text-transform: uppercase; margin-bottom: 8px; font-size: 1.15rem; font-weight: 600; }
.technique p { color: var(--text-soft); margin-bottom: 10px; text-transform: none; }
.technique ul { color: var(--text-soft); padding-left: 20px; font-size: 0.95rem; text-transform: none; }
.technique ul li { margin-bottom: 4px; }
.technique .tag {
  display: inline-block;
  background: none;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 3px 10px;
  margin-bottom: 12px;
  letter-spacing: 1.5px;
}

@media (max-width: 640px) {
  .technique { grid-template-columns: 1fr; }
  .technique .visual { width: 100%; height: 130px; }
}

/* Traffic sign cards */
.sign-category { margin-bottom: 52px; }
.sign-category h2 { font-family: 'Oswald', sans-serif; text-transform: uppercase; font-size: 1.2rem; font-weight: 600; margin-bottom: 6px; letter-spacing: 0.5px; }
.sign-category .cat-desc { color: var(--text-soft); font-size: 0.94rem; margin-bottom: 24px; max-width: 680px; text-transform: none; }
.sign-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 2px;
  background: var(--card-border);
  border: 1px solid var(--card-border);
}
.sign-card {
  background: var(--card);
  padding: 22px;
  text-align: center;
}
.sign-card .sign-visual { width: 76px; height: 76px; margin: 0 auto 16px; }
.sign-card h4 { font-family: 'Oswald', sans-serif; text-transform: uppercase; font-size: 0.95rem; margin-bottom: 8px; font-weight: 600; letter-spacing: 0.3px; }
.sign-card p { color: var(--text-soft); font-size: 0.85rem; text-transform: none; }

/* Instructor tip cards */
.instructor-card { background: var(--card); border-top: 3px solid var(--accent2); padding: 28px; }
.instructor-head { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }
.instructor-avatar {
  width: 42px; height: 42px;
  background: var(--bg-soft);
  border: 1px solid var(--accent2);
  color: var(--accent2);
  display: flex; align-items: center; justify-content: center;
  font-family: 'Archivo Black', sans-serif;
  font-size: 1rem; flex-shrink: 0;
}
.instructor-name { font-family: 'Oswald', sans-serif; text-transform: uppercase; font-weight: 600; font-size: 0.92rem; }
.instructor-role { color: var(--text-soft); font-size: 0.78rem; text-transform: none; }
.instructor-card blockquote {
  color: var(--text-soft);
  font-size: 0.95rem;
  text-transform: none;
  border-left: 2px solid var(--card-border);
  padding-left: 14px;
}

/* Equipment */
.equip-card { background: var(--card); border: 1px solid var(--card-border); padding: 26px; }
.equip-card .equip-photo {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border: 1px solid var(--card-border);
  margin-bottom: 18px;
  filter: grayscale(15%);
}
.equip-card h3 { font-family: 'Oswald', sans-serif; text-transform: uppercase; margin-bottom: 8px; font-weight: 600; }
.equip-card p { color: var(--text-soft); font-size: 0.92rem; margin-bottom: 14px; text-transform: none; }
.equip-card ul { color: var(--text-soft); font-size: 0.87rem; padding-left: 18px; text-transform: none; }
.equip-card ul li { margin-bottom: 4px; }
.priority {
  display: inline-block;
  font-family: 'Oswald', sans-serif;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 3px 10px;
  margin-bottom: 14px;
  letter-spacing: 1px;
  border: 1px solid;
}
.priority.high { border-color: var(--danger); color: var(--danger); }
.priority.medium { border-color: var(--accent2); color: var(--accent2); }
.priority.standard { border-color: var(--text-soft); color: var(--text-soft); }

/* CTA */
.cta {
  background: var(--bg-soft);
  border-top: 1px solid var(--card-border);
  border-bottom: 1px solid var(--card-border);
  padding: 56px 24px;
}
.cta-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.cta h2 { font-size: 1.5rem; font-weight: 700; margin-bottom: 8px; }
.cta p { color: var(--text-soft); text-transform: none; max-width: 460px; }
.btn {
  display: inline-block;
  background: var(--accent);
  color: #150900;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 1px;
  padding: 14px 28px;
  border: 1px solid var(--accent);
  transition: background 0.2s, color 0.2s;
  flex-shrink: 0;
}
.btn:hover { background: transparent; color: var(--accent); }

/* Quiz */
.quiz-question {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-left: 3px solid var(--accent);
  padding: 26px 28px;
  margin-bottom: 2px;
}
.q-text { font-weight: 600; margin-bottom: 16px; font-size: 1.02rem; }
.q-num { color: var(--accent); font-family: 'Archivo Black', sans-serif; margin-right: 8px; }
.q-options { display: flex; flex-direction: column; gap: 8px; }
.q-option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 16px;
  border: 1px solid var(--card-border);
  cursor: pointer;
  font-size: 0.94rem;
  color: var(--text-soft);
  transition: border-color 0.2s, background 0.2s;
}
.q-option:hover { border-color: var(--accent); }
.q-option input { accent-color: var(--accent); }
.q-option.correct { border-color: #2ecc71; color: var(--text); background: rgba(46,204,113,0.08); }
.q-option.incorrect { border-color: var(--danger); color: var(--text); background: rgba(230,57,70,0.08); }
.q-explain {
  display: none;
  margin-top: 16px;
  padding: 14px 16px;
  background: var(--bg-soft);
  border-left: 2px solid var(--accent2);
  color: var(--text-soft);
  font-size: 0.88rem;
}
#quiz-result {
  display: none;
  background: var(--bg-soft);
  border: 1px solid var(--accent);
  padding: 34px;
  text-align: center;
  margin-top: 24px;
}
#quiz-result h3 { font-family: 'Oswald', sans-serif; text-transform: uppercase; font-size: 1.6rem; margin-bottom: 10px; }
#quiz-result p { color: var(--text-soft); text-transform: none; }

/* FAQ */
.faq-item {
  background: var(--card);
  border: 1px solid var(--card-border);
  margin-bottom: 2px;
}
.faq-item summary {
  padding: 20px 24px;
  cursor: pointer;
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  font-size: 0.98rem;
  letter-spacing: 0.2px;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-family: 'Archivo Black', sans-serif;
  color: var(--accent);
  font-size: 1.2rem;
  margin-left: 16px;
  flex-shrink: 0;
}
.faq-item[open] summary::after { content: "−"; }
.faq-item[open] summary { border-bottom: 1px solid var(--card-border); }
.faq-item p {
  padding: 18px 24px 22px;
  color: var(--text-soft);
  text-transform: none;
  font-size: 0.94rem;
}

/* Footer */
footer { border-top: 1px solid var(--card-border); padding: 44px 24px 30px; max-width: 1160px; margin: 0 auto; color: var(--text-soft); font-size: 0.85rem; }
footer .foot-links { display: flex; gap: 22px; margin-bottom: 18px; flex-wrap: wrap; }
footer .foot-links a { font-family: 'Oswald', sans-serif; font-size: 0.8rem; letter-spacing: 0.5px; }
footer .disclaimer { max-width: 640px; margin-top: 14px; font-size: 0.78rem; opacity: 0.7; text-transform: none; }