/* =========================================================
   Auto Club Academy — shared stylesheet
   Mobile-first, no dependencies.
   ========================================================= */

/* ---------- 1. Tokens ---------- */
:root {
  --green: #D7DF23;
  --green-dim: #b8be1e;
  --grey: #939598;
  --grey-dim: #6a6c6e;
  --black: #000000;
  --white: #FFFFFF;
  --bg: #000000;
  --bg-card: #0a0a0a;
  --bg-elev: #111111;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);

  --font: 'Barlow', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

  --radius: 4px;
  --radius-lg: 8px;

  --maxw: 1200px;
  --pad: 20px;

  --section-y: 64px;
}

@media (min-width: 768px) {
  :root { --pad: 32px; --section-y: 96px; }
}

/* ---------- 2. Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--font);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
input, button, textarea { font-family: inherit; font-size: 1rem; }

/* ---------- 3. Layout primitives ---------- */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
}
.section { padding: var(--section-y) 0; }
.section-tight { padding: calc(var(--section-y) * 0.6) 0; }

.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
@media (min-width: 768px) {
  .grid-2 { grid-template-columns: 1fr 1fr; gap: 48px; }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}

/* ---------- 4. Typography ---------- */
.eyebrow {
  display: inline-block;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--green);
}
.h1, .h2, .h3 {
  font-family: var(--font);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  line-height: 1.05;
  margin: 0;
}
.h1 { font-size: clamp(40px, 8vw, 80px); }
.h2 { font-size: clamp(32px, 5vw, 56px); }
.h3 { font-size: clamp(20px, 2.4vw, 28px); }
.lead { font-size: clamp(16px, 1.6vw, 18px); color: var(--grey); margin: 16px 0 0; max-width: 560px; }
.muted { color: var(--grey); }
.text-green { color: var(--green); }
.text-white { color: var(--white); }

/* ---------- 5. Buttons (arrow-tab) ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 28px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 13px;
  transition: filter 0.15s ease, transform 0.15s ease;
  border: 1px solid transparent;
}
.btn:hover { filter: brightness(1.08); }
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--green);
  color: var(--black);
  padding-right: 44px;
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 50%, calc(100% - 16px) 100%, 0 100%);
}
.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: var(--border-strong);
}
.btn-disabled {
  background: transparent;
  color: var(--grey-dim);
  border-color: var(--border-strong);
  cursor: not-allowed;
  pointer-events: none;
}
.btn .arrow { width: 14px; height: 14px; transition: transform 0.18s ease-out; }
.btn:hover .arrow { transform: translateX(4px); }
.inline-link svg { transition: transform 0.18s ease-out; }
.inline-link:hover svg { transform: translateX(4px); }

/* ---------- 6. Cards ---------- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease-out, border-color 0.25s ease-out, box-shadow 0.25s ease-out;
}
.card:not(.card-muted):hover {
  transform: translateY(-6px);
  border-color: var(--border-strong);
  box-shadow: 0 18px 40px -18px rgba(0, 0, 0, 0.7);
}
.card-glow:hover {
  border-color: var(--green);
  box-shadow: 0 0 0 1px var(--green), 0 0 48px -10px rgba(215, 223, 35, 0.5);
}
.card-glow {
  border-color: var(--green);
  box-shadow: 0 0 0 1px var(--green), 0 0 32px -8px rgba(215, 223, 35, 0.35);
}
.card-muted .card-img { filter: grayscale(1) brightness(0.55); }
.card-muted { opacity: 0.9; }
.card-img {
  aspect-ratio: 16 / 10;
  background: #1a1a1a center / cover no-repeat;
  position: relative;
  overflow: hidden;
  transition: transform 0.4s ease-out;
}
.card:not(.card-muted):hover .card-img { transform: scale(1.04); }
/* Diagnostic scan-line sweep on card-img hover (live course only) */
.card-glow .card-img::after {
  content: "";
  position: absolute; left: 0; right: 0; top: -20%;
  height: 30%;
  background: linear-gradient(to bottom,
    transparent 0%,
    rgba(215, 223, 35, 0) 30%,
    rgba(215, 223, 35, 0.55) 50%,
    rgba(215, 223, 35, 0) 70%,
    transparent 100%);
  opacity: 0;
  pointer-events: none;
  transform: translateY(0);
}
.card-glow:hover .card-img::after {
  animation: aca-scan 1.4s ease-out forwards;
}
@keyframes aca-scan {
  0%   { opacity: 0; transform: translateY(0); }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { opacity: 0; transform: translateY(380%); }
}
.card-body { padding: 24px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.card-meta {
  display: flex; gap: 16px; color: var(--grey); font-size: 13px;
}
.card-title { font-size: 18px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.02em; line-height: 1.2; margin: 0; }
.card-desc { color: var(--grey); font-size: 14px; margin: 0; }
.card-foot {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
}
.card-price { font-size: 28px; font-weight: 700; color: var(--white); }
.card-price.muted { color: var(--grey-dim); }
.badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 6px 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-radius: 3px;
}
.badge-live { background: var(--green); color: var(--black); }
.badge-soon { background: rgba(20, 20, 20, 0.85); color: var(--grey); border: 1px solid var(--border-strong); }

/* ---------- 7. Forms ---------- */
.form-field {
  width: 100%;
  background: var(--bg-elev);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  color: var(--white);
  padding: 16px 18px;
  outline: none;
  transition: border-color 0.15s ease;
}
.form-field::placeholder { color: var(--grey-dim); }
.form-field:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(215, 223, 35, 0.15); }
.form-stack { display: flex; flex-direction: column; gap: 12px; }
.form-row { display: flex; flex-direction: column; gap: 12px; }
@media (min-width: 768px) {
  .form-row { flex-direction: row; align-items: center; }
  .form-row .form-field { flex: 1; }
}

/* ---------- 8. Ornaments (CSS-only) ---------- */
.ornament-frame { position: relative; }
.ornament-frame::before,
.ornament-frame::after {
  content: "";
  position: absolute;
  width: 32px;
  height: 32px;
  border: 2px solid var(--green);
  pointer-events: none;
}
.ornament-frame::before { top: 0; left: 0; border-right: 0; border-bottom: 0; }
.ornament-frame::after { bottom: 0; right: 0; border-left: 0; border-top: 0; }

.hazard-stripe {
  position: absolute;
  width: 16px;
  background-image: repeating-linear-gradient(
    135deg,
    var(--green) 0 12px,
    var(--black) 12px 24px
  );
  opacity: 0.85;
}

.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

/* Subtle grid pattern as a section modifier — used to give visual rhythm
   between sections on the homepage. Drawn as a ::before to avoid extra DOM. */
.section-grid { position: relative; }
.section-grid::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.028) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.9), transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.9), transparent 85%);
}
.section-grid > .container { position: relative; z-index: 1; }

/* ---------- 9. Site chrome (nav + footer) ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 96px;
  padding-top: 10px;
  padding-bottom: 10px;
}
.site-header .logo { display: inline-flex; align-items: center; }
.site-header .logo-mark { width: 180px; height: auto; display: block; max-width: 55vw; }
@media (min-width: 768px) {
  .site-header .container { min-height: 116px; }
  .site-header .logo-mark { width: 240px; max-width: none; }
}
.site-nav { display: none; gap: 28px; }
.site-nav a {
  font-size: 12px; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: var(--grey);
}
.site-nav a:hover { color: var(--white); }
@media (min-width: 768px) { .site-nav { display: flex; } }

.site-footer {
  border-top: 1px solid var(--border);
  padding: 56px 0 40px;
  color: var(--grey);
  font-size: 14px;
}
.site-footer .grid { gap: 32px; }
@media (min-width: 768px) {
  .site-footer .grid { grid-template-columns: 2fr 1fr 1fr; }
}
.footer-logo-mark { width: 260px; height: auto; display: block; max-width: 100%; }
@media (min-width: 768px) {
  .footer-logo-mark { width: 320px; }
}
.footer-col h4 {
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--white);
}
.footer-col a { display: block; padding: 4px 0; }
.footer-col a:hover { color: var(--white); }
.socials { display: flex; gap: 12px; margin-top: 16px; }
.socials a {
  width: 36px; height: 36px;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
}
.socials a:hover { border-color: var(--green); color: var(--green); }
.socials svg { width: 16px; height: 16px; }

/* ---------- 10. Hero (homepage) ---------- */
.hero {
  position: relative;
  padding: 120px 0 100px;
  overflow: hidden;
  background: var(--black);
  min-height: 540px;
}
.hero-bg {
  position: absolute; inset: 0;
  background: url('/assets/hero-bg.jpg') center / cover no-repeat;
  background-position: 62% 50%;
  filter: brightness(0.6) contrast(1.05) saturate(0.45);
  z-index: 0;
}
/* Tight neon multiply over Camaro headlight cluster — turns the white DRLs into brand green */
.hero-tint {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 14% 9% at 72% 64%, #D7DF23 0%, #ffffff 70%),
    radial-gradient(ellipse 12% 7% at 35% 35%, #D7DF23 0%, #ffffff 75%);
  background-color: #ffffff;
  mix-blend-mode: multiply;
  z-index: 1;
  animation: aca-headlights 3.6s ease-in-out infinite;
}
@keyframes aca-headlights {
  0%, 100% { opacity: 0.78; }
  50%      { opacity: 1; }
}
/* Soft atmospheric green glow around the headlight area */
.hero-glow {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 50% 45% at 72% 60%, rgba(215, 223, 35, 0.22) 0%, transparent 70%);
  mix-blend-mode: screen;
  z-index: 2;
}
/* Left-side darken so headline copy stays legible over a busy image */
.hero-darken {
  position: absolute; inset: 0;
  background: linear-gradient(
    to right,
    rgba(0,0,0,0.82) 0%,
    rgba(0,0,0,0.55) 45%,
    rgba(0,0,0,0.25) 75%,
    rgba(0,0,0,0.4) 100%
  );
  z-index: 3;
}
.hero .grid-overlay { opacity: 0.35; z-index: 4; }
.hero .container { position: relative; z-index: 5; }
.location-chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px;
  border: 1px solid var(--green);
  border-radius: 4px;
  font-size: 11px; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--green);
  margin-bottom: 24px;
}
.location-chip::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--green);
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }

/* ---------- 11. Section: La Academia ---------- */
.feature-row {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.feature-row + .feature-row { margin-top: 12px; }
.feature-icon {
  flex-shrink: 0;
  width: 40px; height: 40px;
  border-radius: var(--radius);
  background: rgba(215, 223, 35, 0.1);
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--green);
}
.feature-icon svg { width: 20px; height: 20px; }
.feature-title { margin: 0 0 4px; font-size: 13px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; }
.feature-desc { margin: 0; color: var(--grey); font-size: 14px; }
.inline-link {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--green);
  font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; font-size: 13px;
  margin-top: 24px;
}
.inline-link:hover { color: var(--white); }

/* ---------- 12. Section: Cursos ---------- */
.section-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 24px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.section-head .inline-link { margin: 0; }

/* ---------- 13. Section: Instructor ---------- */
.instructor {
  display: grid;
  gap: 32px;
  grid-template-columns: 1fr;
  align-items: center;
}
@media (min-width: 768px) {
  .instructor { grid-template-columns: 1fr 1fr; gap: 56px; }
}
.instructor-photo {
  background: #1a1a1a center / cover no-repeat;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
}
.social-chips {
  display: flex; flex-wrap: wrap; gap: 10px;
  margin-top: 24px;
}
.social-chip {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 10px 18px 10px 10px;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  transition: border-color 0.15s ease;
}
.social-chip:hover { border-color: var(--green); }
.social-chip-icon {
  width: 40px; height: 40px;
  border-radius: var(--radius);
  background: rgba(215, 223, 35, 0.12);
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--green);
  flex-shrink: 0;
  transition: background-color 0.2s ease-out;
}
.social-chip:hover .social-chip-icon { background: rgba(215, 223, 35, 0.22); }
.social-chip-icon svg { width: 20px !important; height: 20px !important; color: var(--green); }
.social-chip-text { line-height: 1.2; }
.social-chip-text strong { display: block; font-size: 13px; letter-spacing: 0.1em; }
.social-chip-text small { font-size: 11px; letter-spacing: 0.18em; color: var(--grey); text-transform: uppercase; }
.pullquote {
  margin-top: 32px;
  padding: 16px 0 16px 20px;
  border-left: 3px solid var(--green);
}
.pullquote p { margin: 0 0 8px; font-style: italic; color: var(--white); }
.pullquote cite {
  font-style: normal;
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--grey);
}

/* ---------- 14. Lead magnet capture ---------- */
.leadmag {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px var(--pad);
  overflow: hidden;
}
.leadmag .hazard-stripe { top: 0; bottom: 0; left: 0; }
.leadmag-inner {
  position: relative;
  display: grid;
  gap: 32px;
  grid-template-columns: 1fr;
  padding-left: 16px;
}
@media (min-width: 768px) {
  .leadmag { padding: 64px; }
  .leadmag-inner { grid-template-columns: 1.1fr 1fr; align-items: center; gap: 48px; padding-left: 0; }
}

/* ---------- 15. Leadmagnet1 page-specific ---------- */
.lm-page { min-height: 100vh; display: flex; flex-direction: column; }
.lm-logo-bar {
  padding: 24px var(--pad);
  display: flex; justify-content: center;
  border-bottom: 1px solid var(--border);
}
.lm-logo-bar .logo { display: inline-flex; align-items: center; }
.lm-logo-bar .logo-mark { width: 300px; height: auto; display: block; max-width: 70vw; }
@media (min-width: 768px) {
  .lm-logo-bar .logo-mark { width: 380px; max-width: none; }
}
.lm-hero {
  flex: 1;
  display: flex;
  align-items: center;
  padding: 64px 0;
  position: relative;
}
.lm-hero .container { position: relative; z-index: 2; max-width: 760px; }
.lm-bullets { list-style: none; padding: 0; margin: 32px 0 0; display: grid; gap: 14px; }
.lm-bullets li {
  display: flex; gap: 12px; align-items: flex-start;
  color: var(--white);
}
.lm-bullets svg { flex-shrink: 0; color: var(--green); width: 20px; height: 20px; margin-top: 2px; }
.lm-form-wrap {
  margin-top: 40px;
  padding: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
}
.lm-foot {
  padding: 24px var(--pad);
  text-align: center;
  color: var(--grey-dim);
  font-size: 12px;
  border-top: 1px solid var(--border);
}

/* ---------- 16. Curso1 page-specific ---------- */
.video-slot {
  aspect-ratio: 16 / 9;
  background: var(--bg-elev);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: center;
  color: var(--grey);
  font-size: 13px; letter-spacing: 0.18em; text-transform: uppercase;
  position: relative;
}
.video-slot::before {
  content: "";
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--green);
  position: absolute;
  opacity: 0.9;
  clip-path: polygon(38% 28%, 38% 72%, 72% 50%);
  display: none;
}
@media (min-width: 768px) { .video-slot::before { display: block; } }

.compare {
  display: grid; gap: 16px;
  grid-template-columns: 1fr;
}
@media (min-width: 768px) { .compare { grid-template-columns: 1fr 1fr; gap: 24px; } }
.compare-col {
  padding: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.compare-col h3 { margin: 0 0 12px; font-size: 16px; letter-spacing: 0.14em; text-transform: uppercase; }
.compare-col.good { border-color: var(--green); }
.compare-col.good h3 { color: var(--green); }

.modules {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .modules { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .modules { grid-template-columns: repeat(4, 1fr); } }
.module {
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.module-num {
  font-size: 12px; letter-spacing: 0.18em; color: var(--green); font-weight: 700;
}
.module-title { margin: 8px 0; font-size: 16px; letter-spacing: 0.04em; text-transform: uppercase; font-weight: 700; }
.module-desc { margin: 0; color: var(--grey); font-size: 14px; }

.audience-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.audience-list li {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.audience-list svg { color: var(--green); width: 18px; height: 18px; flex-shrink: 0; margin-top: 2px; }

.price-card {
  max-width: 520px;
  margin: 0 auto;
  padding: 40px;
  background: var(--bg-card);
  border: 1px solid var(--green);
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: 0 0 32px -8px rgba(215, 223, 35, 0.35);
}
.price-card .price {
  font-size: 64px; font-weight: 700; color: var(--white); line-height: 1; margin: 16px 0 8px;
}
.price-card .price-meta { color: var(--grey); font-size: 13px; letter-spacing: 0.14em; text-transform: uppercase; }
.price-card ul { list-style: none; margin: 24px 0; padding: 0; text-align: left; display: grid; gap: 10px; }
.price-card li { display: flex; gap: 10px; align-items: flex-start; color: var(--white); font-size: 14px; }
.price-card svg { color: var(--green); width: 18px; height: 18px; flex-shrink: 0; margin-top: 2px; }
.price-card .btn { width: 100%; margin-top: 8px; }

.faq { display: grid; gap: 12px; max-width: 760px; margin: 0 auto; }
.faq details {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0;
  overflow: hidden;
}
.faq details[open] { border-color: var(--border-strong); }
.faq summary {
  list-style: none;
  padding: 20px 24px;
  cursor: pointer;
  font-weight: 700;
  letter-spacing: 0.02em;
  display: flex; justify-content: space-between; align-items: center;
  gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  color: var(--green);
  font-size: 22px;
  line-height: 1;
  transition: transform 0.15s ease;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq .faq-body { padding: 0 24px 20px; color: var(--grey); }
.faq .faq-body p { margin: 0; }

.cta-banner {
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 48px var(--pad);
  text-align: center;
}
.cta-banner .btn { margin-top: 24px; }

/* ---------- 17. Misc helpers ---------- */
.center { text-align: center; }
.mt-0 { margin-top: 0; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0;
  margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ========================================================
   18. Motion — scroll reveals, marquee, hazard slide-in,
       cursor ring, prefers-reduced-motion guard
   ======================================================== */

/* Base reveal — element starts down + transparent, eases in when .is-visible is added. */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
/* Stagger children within a parent .reveal-stagger — children inherit
   the reveal base automatically, with cascading delays once the parent
   gets .is-visible. */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
  will-change: opacity, transform;
}
.reveal-stagger.is-visible > * { opacity: 1; transform: none; }
.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 0.00s; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 0.08s; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 0.16s; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 0.24s; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 0.32s; }

/* ---------- Marquee scroller (Cursos → Instructor seam) ---------- */
.marquee {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-card);
  padding: 18px 0;
  user-select: none;
}
.marquee-track {
  display: flex;
  width: max-content;
  animation: aca-marquee 32s linear infinite;
}
.marquee-track > span {
  display: inline-block;
  padding: 0 28px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--grey);
  white-space: nowrap;
}
.marquee-track > span > em {
  font-style: normal;
  color: var(--green);
  margin: 0 8px;
}
@keyframes aca-marquee {
  from { transform: translate3d(0, 0, 0); }
  to   { transform: translate3d(-50%, 0, 0); }
}

/* ---------- Hazard-stripe slide-in (lead magnet block) ---------- */
.leadmag .hazard-stripe {
  transform: translateX(-100%);
  transition: transform 0.7s cubic-bezier(0.22, 0.61, 0.36, 1);
}
.leadmag.is-in-view .hazard-stripe { transform: translateX(0); }

/* ---------- Cursor ring (desktop only, injected by JS) ---------- */
.cursor-ring {
  position: fixed; top: 0; left: 0;
  width: 32px; height: 32px;
  border: 1.5px solid var(--green);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  opacity: 0;
  transform: translate(-100px, -100px) translate(-50%, -50%);
  transition: opacity 0.2s ease-out, width 0.2s ease-out, height 0.2s ease-out;
  mix-blend-mode: screen;
}
.cursor-ring.is-active {
  opacity: 1;
  width: 40px; height: 40px;
}

/* ---------- prefers-reduced-motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
  .marquee-track { animation: none; }
  .hero-tint { animation: none; opacity: 1; }
  .cursor-ring { display: none; }
}