/* ==========================================================================
   Shastra Labs - main stylesheet
   Dark "hacker lab" theme: #0a0e12 background, #15e0a0 mint accent.
   ========================================================================== */

:root {
  --bg: #0a0e12;
  --bg-soft: #0c1218;
  --panel: #0f171e;
  --panel-2: #111b23;
  --mint: #15e0a0;
  --mint-bright: #3cf0b7;
  --mint-dim: rgba(21, 224, 160, 0.1);
  --mint-line: rgba(21, 224, 160, 0.32);
  --text: #e7edf2;
  --text-soft: #bcc9d2;
  --muted: #8a99a6;
  --muted-2: #788996;
  --line: #1c2831;
  --line-2: #273540;
  --danger: #ff7a7a;
  --warn: #ffcc66;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --container: 1160px;
  --header-h: 76px;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 30px 80px -40px rgba(0, 0, 0, 0.9);
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 18px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background-color: var(--bg);
  background-image:
    radial-gradient(900px 500px at 85% -8%, rgba(21, 224, 160, 0.07), transparent 70%),
    radial-gradient(800px 600px at -10% 35%, rgba(21, 224, 160, 0.035), transparent 70%);
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
svg {
  max-width: 100%;
}

img {
  height: auto;
}

h1,
h2,
h3,
h4,
p,
ul,
ol,
figure {
  margin-top: 0;
}

a {
  color: var(--text);
  text-decoration: none;
}

a:hover {
  color: var(--mint);
}

::selection {
  background: rgba(21, 224, 160, 0.3);
  color: #ffffff;
}

:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 3px;
  border-radius: 4px;
}

[hidden] {
  display: none !important;
}

.skip-link {
  position: absolute;
  z-index: 200;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.6rem 0.9rem;
  background: var(--mint);
  color: #04140f;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  border-radius: 6px;
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: none;
  color: #04140f;
}

.container {
  width: min(var(--container), calc(100% - 2.5rem));
  margin-inline: auto;
}

/* ------------------------------- Header -------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid transparent;
  background: rgba(10, 14, 18, 0.72);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  transition: background 0.25s ease, border-color 0.25s ease;
}

.site-header.is-scrolled {
  background: rgba(10, 14, 18, 0.94);
  border-color: var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  min-height: var(--header-h);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  flex-shrink: 0;
}

.brand-mark {
  width: 38px;
  height: 38px;
  filter: drop-shadow(0 0 14px rgba(21, 224, 160, 0.28));
}

.brand-text {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  color: var(--text);
  white-space: nowrap;
}

.brand-text span {
  color: var(--mint);
}

.brand-text em {
  font-style: normal;
  color: var(--muted);
  font-weight: 500;
  letter-spacing: 0.2em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.35rem;
  margin-left: auto;
}

.site-nav a {
  font-size: 0.855rem;
  color: var(--muted);
  transition: color 0.15s ease;
  white-space: nowrap;
}

.site-nav a:hover {
  color: var(--mint);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid var(--line-2);
  border-radius: 8px;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: currentColor;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

/* ------------------------------- Buttons ------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.85rem 1.25rem;
  border: 1px solid transparent;
  border-radius: 9px;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: transform 0.15s var(--ease), background 0.15s ease, border-color 0.15s ease,
    color 0.15s ease, box-shadow 0.15s ease;
}

.btn .icon {
  width: 17px;
  height: 17px;
  flex-shrink: 0;
}

.btn-primary {
  background: var(--mint);
  color: #04140f;
  box-shadow: 0 10px 34px -14px rgba(21, 224, 160, 0.85);
}

.btn-primary:hover {
  background: var(--mint-bright);
  color: #04140f;
  transform: translateY(-1px);
  box-shadow: 0 14px 40px -14px rgba(21, 224, 160, 0.95);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.02);
  border-color: var(--line-2);
  color: var(--text);
}

.btn-outline:hover {
  border-color: var(--mint-line);
  color: var(--mint);
  background: rgba(21, 224, 160, 0.05);
  transform: translateY(-1px);
}

.btn-sm {
  padding: 0.58rem 0.85rem;
  font-size: 0.76rem;
}

.btn-block {
  width: 100%;
}

.btn[disabled] {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.text-link {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--mint);
  border-bottom: 1px solid rgba(21, 224, 160, 0.28);
  padding-bottom: 1px;
  transition: border-color 0.15s ease;
}

.text-link:hover {
  color: var(--mint-bright);
  border-color: var(--mint-bright);
}

/* -------------------------------- Hero --------------------------------- */

.hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(3.5rem, 7vw, 6.5rem);
}

.hero-grid-bg {
  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: 54px 54px;
  -webkit-mask-image: radial-gradient(ellipse 75% 70% at 35% 45%, #000 20%, transparent 78%);
  mask-image: radial-gradient(ellipse 75% 70% at 35% 45%, #000 20%, transparent 78%);
  pointer-events: none;
}

.hero-circuit {
  position: absolute;
  top: 50%;
  right: -160px;
  width: 760px;
  height: 760px;
  transform: translateY(-50%);
  opacity: 0.5;
  pointer-events: none;
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 30%, transparent 72%);
  mask-image: radial-gradient(circle at 50% 50%, #000 30%, transparent 72%);
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
  align-items: center;
  gap: clamp(2.5rem, 5vw, 4.5rem);
}

.eyebrow {
  margin: 0 0 0.8rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.17em;
  text-transform: uppercase;
  color: var(--mint);
}

.live-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 0.5rem;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 3px rgba(21, 224, 160, 0.14), 0 0 12px rgba(21, 224, 160, 0.8);
  vertical-align: 0.05em;
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    box-shadow: 0 0 0 3px rgba(21, 224, 160, 0.14), 0 0 12px rgba(21, 224, 160, 0.8);
  }
  50% {
    box-shadow: 0 0 0 5px rgba(21, 224, 160, 0.05), 0 0 18px rgba(21, 224, 160, 0.9);
  }
}

.hero h1 {
  margin: 0 0 1.35rem;
  font-family: var(--font-mono);
  font-size: clamp(2.6rem, 5.6vw, 4.9rem);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.055em;
}

.hero h1 .accent {
  color: var(--mint);
  text-shadow: 0 0 38px rgba(21, 224, 160, 0.42);
}

.nowrap {
  white-space: nowrap;
}

.hero .lead {
  max-width: 36rem;
  margin-bottom: 1.9rem;
  font-size: clamp(1rem, 1.35vw, 1.1rem);
  line-height: 1.7;
  color: var(--text-soft);
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-bottom: 1.9rem;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.hero-points li {
  position: relative;
  padding-left: 0.95rem;
  font-family: var(--font-mono);
  font-size: 0.69rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 5px;
  height: 5px;
  border-radius: 1px;
  background: var(--mint);
  opacity: 0.75;
}

.hero-visual {
  position: relative;
  min-width: 0;
}

.hero-tag {
  position: absolute;
  z-index: 3;
  padding: 0.32rem 0.55rem;
  border: 1px solid var(--mint-line);
  border-radius: 5px;
  background: rgba(10, 14, 18, 0.92);
  color: var(--mint);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  box-shadow: 0 8px 24px -10px rgba(0, 0, 0, 0.8);
}

.hero-tag-uart {
  top: 4%;
  left: -1.6rem;
}

.hero-tag-spi {
  bottom: 13%;
  right: -1.2rem;
}

.hero-tag-jtag {
  top: 52%;
  left: -2.4rem;
}

.terminal {
  position: relative;
  width: 100%;
  max-width: 540px;
  margin-left: auto;
  overflow: hidden;
  border: 1px solid var(--line-2);
  border-radius: 16px;
  background: linear-gradient(180deg, #0d151b, #0a1015);
  box-shadow: var(--shadow), 0 0 70px -28px rgba(21, 224, 160, 0.45);
  transform: rotate(-1.1deg);
  transition: transform 0.4s var(--ease);
}

.terminal:hover {
  transform: rotate(0deg);
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0.65rem 0.9rem;
  border-bottom: 1px solid var(--line);
  background: #0b1217;
}

.terminal-bar .dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.dot-r {
  background: #ff5f56;
}

.dot-y {
  background: #ffbd2e;
}

.dot-g {
  background: #27c93f;
}

.terminal-bar em {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-style: normal;
  letter-spacing: 0.04em;
  color: var(--muted-2);
}

.terminal-body {
  margin: 0;
  padding: 1.1rem 1.2rem 1.25rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  line-height: 1.85;
  color: #b9c9d4;
  tab-size: 2;
}

.t-prompt {
  color: var(--mint);
  font-weight: 700;
}

.t-dim {
  color: #5c6e7a;
}

.t-ok {
  color: var(--mint);
}

.terminal-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem 0.9rem;
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.015);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.05em;
  color: var(--muted);
}

/* ------------------------------- Ticker -------------------------------- */

.ticker {
  overflow: hidden;
  padding-block: 0.85rem;
  border-block: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.012);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.ticker-track {
  display: flex;
  width: max-content;
  gap: 2.4rem;
  animation: ticker 46s linear infinite;
}

.ticker:hover .ticker-track {
  animation-play-state: paused;
}

.ticker span {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted-2);
  white-space: nowrap;
}

.ticker span::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 5px;
  margin-right: 0.7rem;
  border-radius: 1px;
  background: var(--mint);
  opacity: 0.6;
  vertical-align: 0.12em;
}

@keyframes ticker {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

/* ------------------------------ Sections ------------------------------- */

.section {
  position: relative;
  padding-block: clamp(4.5rem, 8vw, 7.5rem);
}

.section--alt {
  border-block: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.018), rgba(255, 255, 255, 0));
}

.section-head {
  max-width: 780px;
  margin-bottom: clamp(2.2rem, 4vw, 3.4rem);
}

.section-head h2 {
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: clamp(1.75rem, 3.4vw, 2.65rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.04em;
}

.section-lead {
  max-width: 62ch;
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.7;
}

/* ---------------------------- Learn cards ------------------------------ */

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

.lab-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 1.55rem;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.028), rgba(255, 255, 255, 0) 55%),
    var(--panel);
  transition: transform 0.22s var(--ease), border-color 0.22s ease, box-shadow 0.22s ease;
}

.lab-card:hover {
  transform: translateY(-3px);
  border-color: rgba(21, 224, 160, 0.34);
  box-shadow: 0 26px 60px -40px rgba(21, 224, 160, 0.55);
}

.card-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 1.15rem;
  border: 1px solid rgba(21, 224, 160, 0.28);
  border-radius: 10px;
  background: var(--mint-dim);
  color: var(--mint);
}

.card-icon svg {
  width: 21px;
  height: 21px;
}

.lab-card h3,
.who-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.015em;
}

.lab-card p {
  margin: 0 0 1.25rem;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.65;
}

.card-tag {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(21, 224, 160, 0.72);
}

/* -------------------------------- Why ---------------------------------- */

.why-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}

.why-intro {
  position: sticky;
  top: calc(var(--header-h) + 28px);
}

.why-intro h2 {
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: clamp(1.75rem, 3.2vw, 2.5rem);
  line-height: 1.12;
  letter-spacing: -0.04em;
}

.role-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 1.5rem;
}

.role-chips span {
  padding: 0.3rem 0.55rem;
  border: 1px solid var(--line-2);
  border-radius: 5px;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.honest-card {
  margin-top: 2rem;
  padding: 1.25rem 1.4rem;
  border-left: 2px solid var(--mint);
  border-radius: 0 12px 12px 0;
  background: linear-gradient(90deg, rgba(21, 224, 160, 0.1), rgba(21, 224, 160, 0.02));
}

.honest-label {
  margin: 0 0 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mint);
}

.honest-card p:last-child {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.9rem;
}

.why-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.why-list li {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 1rem;
  padding: 1.55rem 0;
  border-top: 1px solid var(--line);
}

.why-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.why-num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: rgba(21, 224, 160, 0.7);
  padding-top: 0.2rem;
}

.why-list h3 {
  margin: 0 0 0.45rem;
  font-size: 1.05rem;
  font-weight: 600;
}

.why-list p {
  margin: 0;
  color: var(--muted);
  font-size: 0.91rem;
}

/* ------------------------------ Courses -------------------------------- */

.demo-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 1.25rem;
  padding: 1.4rem 1.7rem;
  border: 1px solid rgba(21, 224, 160, 0.32);
  border-radius: 16px;
  background: linear-gradient(100deg, rgba(21, 224, 160, 0.1), rgba(21, 224, 160, 0.015) 70%);
}

.demo-label {
  margin: 0 0 0.3rem;
  font-family: var(--font-mono);
  font-size: 0.63rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mint);
}

.demo-banner h3 {
  margin: 0 0 0.25rem;
  font-size: 1.2rem;
  font-weight: 600;
}

.demo-banner p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.demo-banner .btn {
  flex-shrink: 0;
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.course-card {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: clamp(1.5rem, 2.6vw, 2rem);
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(180deg, #101920, #0c1319);
}

.course-card--featured {
  border-color: rgba(21, 224, 160, 0.32);
  box-shadow: 0 0 0 1px rgba(21, 224, 160, 0.06) inset,
    0 40px 90px -60px rgba(21, 224, 160, 0.5);
}

.course-card--featured::before {
  content: "";
  position: absolute;
  inset: 0 12% auto;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--mint), transparent);
}

.course-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.2rem;
}

.course-level {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.course-card--featured .course-level {
  color: var(--mint);
}

.course-badge {
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  background: var(--mint);
  color: #04140f;
  font-family: var(--font-mono);
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
}

.course-badge--outline {
  background: transparent;
  border: 1px solid var(--line-2);
  color: var(--muted);
}

.course-card h3 {
  margin: 0 0 0.7rem;
  font-family: var(--font-mono);
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.course-desc {
  margin: 0 0 1.2rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.course-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0 0 1.4rem;
  padding: 0;
  list-style: none;
}

.course-facts li {
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--line-2);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.61rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.course-points {
  margin: 0 0 1.6rem;
  padding: 0;
  list-style: none;
}

.course-points li {
  position: relative;
  margin-bottom: 0.5rem;
  padding-left: 1.15rem;
  color: var(--text-soft);
  font-size: 0.88rem;
}

.course-points li::before {
  content: "\2192";
  position: absolute;
  left: 0;
  color: var(--mint);
  font-size: 0.8rem;
}

.course-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: auto;
}

.course-note {
  margin: 1rem 0 0;
  color: var(--muted-2);
  font-size: 0.76rem;
}

.coming-soon {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-top: 1.25rem;
  padding: 1.3rem 1.6rem;
  border: 1px dashed var(--line-2);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.012);
}

.coming-soon h3 {
  margin: 0.3rem 0 0.25rem;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.coming-soon p {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.soon-stamp {
  flex-shrink: 0;
  padding: 0.35rem 0.6rem;
  border: 1px solid var(--line-2);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.cert-note {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  max-width: 920px;
  margin-top: 1.6rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.cert-note .icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 3px;
  color: var(--mint);
}

.cert-note p {
  margin: 0;
}

.cert-note strong {
  color: var(--text-soft);
}

/* -------------------------------- Who ---------------------------------- */

.who-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.who-card {
  padding: 1.75rem;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.025), rgba(255, 255, 255, 0));
}

.who-card > p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.who-card ul {
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
}

.who-card li {
  position: relative;
  margin-bottom: 0.5rem;
  padding-left: 1.1rem;
  color: var(--text-soft);
  font-size: 0.87rem;
}

.who-card li::before {
  content: "+";
  position: absolute;
  left: 0;
  color: var(--mint);
  font-family: var(--font-mono);
}

.prereq-line {
  margin: 1.5rem 0 0;
  padding: 1rem 1.25rem;
  border-left: 2px solid var(--line-2);
  color: var(--muted);
  font-size: 0.9rem;
}

.prereq-line strong {
  color: var(--text-soft);
}

/* ------------------------------- Steps --------------------------------- */

.steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.step {
  position: relative;
  padding-top: 1.4rem;
  border-top: 1px solid var(--line-2);
}

.step::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 3px rgba(21, 224, 160, 0.12);
}

.step-num {
  display: block;
  margin-bottom: 0.7rem;
  font-family: var(--font-mono);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: rgba(21, 224, 160, 0.55);
}

.step h3 {
  margin: 0 0 0.4rem;
  font-size: 0.98rem;
  font-weight: 600;
}

.step p {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
}

/* -------------------------------- FAQ ---------------------------------- */

.faq-wrap {
  max-width: 900px;
}

.faq details {
  border-top: 1px solid var(--line);
}

.faq details:last-child {
  border-bottom: 1px solid var(--line);
}

.faq summary {
  position: relative;
  padding: 1.2rem 2.5rem 1.2rem 0;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  list-style: none;
  transition: color 0.15s ease;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 0.25rem;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--mint);
}

.faq details[open] summary::after {
  content: "\2212";
}

.faq summary:hover {
  color: var(--mint);
}

.faq details p {
  max-width: 72ch;
  margin: 0;
  padding: 0 2.5rem 1.35rem 0;
  color: var(--muted);
  font-size: 0.92rem;
}

/* ------------------------------ Register ------------------------------- */

.register-section {
  background:
    radial-gradient(800px 340px at 18% 0%, rgba(21, 224, 160, 0.055), transparent 70%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.012), transparent);
}

.register-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: 1.5rem;
  align-items: start;
}

.form-card {
  padding: clamp(1.4rem, 3vw, 2.4rem);
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 1rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.field--full {
  grid-column: 1 / -1;
}

.field label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #a6b4be;
}

.optional {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  letter-spacing: 0;
  text-transform: none;
  color: var(--muted-2);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.78rem 0.9rem;
  border: 1px solid var(--line-2);
  border-radius: 8px;
  background: #0a1117;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.94rem;
  line-height: 1.4;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.field textarea {
  min-height: 94px;
  resize: vertical;
}

.field input::placeholder,
.field textarea::placeholder {
  color: #74838e;
}

.field select {
  appearance: none;
  padding-right: 2.4rem;
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%238a99a6' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.9rem center;
  cursor: pointer;
}

.field select:invalid {
  color: #74838e;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--mint);
  box-shadow: 0 0 0 3px rgba(21, 224, 160, 0.13);
  outline: none;
}

.field.has-error input,
.field.has-error select,
.field.has-error textarea {
  border-color: var(--danger);
}

.field-error {
  margin: 0;
  color: var(--danger);
  font-size: 0.75rem;
  line-height: 1.4;
}

.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-note {
  margin: 1rem 0 0;
  color: var(--muted-2);
  font-size: 0.76rem;
  line-height: 1.6;
}

.form-status {
  display: none;
  margin-top: 1rem;
  padding: 0.8rem 1rem;
  border: 1px solid transparent;
  border-radius: 8px;
  font-size: 0.86rem;
}

.form-status.is-error {
  display: block;
  border-color: rgba(255, 122, 122, 0.32);
  background: rgba(255, 122, 122, 0.07);
  color: #ffb4b4;
}

.form-status.is-ok {
  display: block;
  border-color: rgba(21, 224, 160, 0.32);
  background: rgba(21, 224, 160, 0.07);
  color: var(--mint);
}

.form-success {
  padding: 1rem 0;
  text-align: center;
}

.success-mark {
  display: grid;
  place-items: center;
  width: 62px;
  height: 62px;
  margin: 0 auto 1.4rem;
  border: 1px solid var(--mint-line);
  border-radius: 50%;
  background: var(--mint-dim);
  color: var(--mint);
}

.success-mark svg {
  width: 30px;
  height: 30px;
}

.form-success h3 {
  margin: 0 0 0.7rem;
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 2.6vw, 1.7rem);
  letter-spacing: -0.03em;
}

.form-success > p:not(.eyebrow) {
  max-width: 42ch;
  margin: 0 auto;
  color: var(--muted);
  font-size: 0.92rem;
}

.success-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.65rem;
  margin-top: 1.6rem;
}

.contact-card {
  position: sticky;
  top: calc(var(--header-h) + 24px);
  padding: clamp(1.4rem, 3vw, 2rem);
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(180deg, #111b22, #0c1218);
}

.contact-card h3 {
  margin: 0 0 0.6rem;
  font-family: var(--font-mono);
  font-size: clamp(1.25rem, 2.2vw, 1.5rem);
  line-height: 1.22;
  letter-spacing: -0.035em;
}

.contact-lead {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.contact-wa {
  margin: 1.25rem 0 1.4rem;
}

.contact-list {
  margin: 0 0 0.5rem;
  padding: 0;
  list-style: none;
}

.contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  padding: 0.9rem 0;
  border-top: 1px solid var(--line);
}

.contact-icon {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  border: 1px solid var(--line-2);
  border-radius: 8px;
  background: var(--mint-dim);
  color: var(--mint);
}

.contact-icon svg {
  width: 16px;
  height: 16px;
}

.contact-list li > div > span {
  display: block;
  margin-bottom: 0.1rem;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--muted-2);
}

.contact-list a,
.contact-list p {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.86rem;
  line-height: 1.5;
}

.contact-note {
  margin: 0.75rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.78rem;
}

/* -------------------------------- CTA ---------------------------------- */

.cta-section {
  padding-block: clamp(2rem, 5vw, 4rem) clamp(3.5rem, 7vw, 6rem);
}

.cta-band {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) auto;
  align-items: center;
  gap: 2rem;
  overflow: hidden;
  padding: clamp(2rem, 5vw, 3.4rem);
  border: 1px solid rgba(21, 224, 160, 0.28);
  border-radius: 24px;
  background: linear-gradient(120deg, #0c161b, #0a1116 62%);
  box-shadow: 0 40px 100px -70px rgba(21, 224, 160, 0.7);
}

.cta-circuit {
  position: absolute;
  top: -120px;
  right: -80px;
  width: 480px;
  height: 480px;
  opacity: 0.4;
  pointer-events: none;
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 25%, transparent 70%);
  mask-image: radial-gradient(circle at 50% 50%, #000 25%, transparent 70%);
}

.cta-copy {
  position: relative;
}

.cta-copy h2 {
  margin: 0 0 0.6rem;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 2.8vw, 2.25rem);
  line-height: 1.15;
  letter-spacing: -0.04em;
}

.cta-copy p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.cta-actions {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

/* ------------------------------- Footer -------------------------------- */

.site-footer {
  border-top: 1px solid var(--line);
  background: #080b0f;
  padding-top: clamp(2.5rem, 5vw, 3.5rem);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2.1fr repeat(4, 1fr);
  gap: 2rem;
}

.footer-brand .brand {
  margin-bottom: 0.9rem;
}

.footer-brand p {
  max-width: 30ch;
  margin: 0 0 0.6rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.footer-loc {
  font-family: var(--font-mono);
  font-size: 0.66rem !important;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted-2) !important;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-col h4 {
  margin: 0 0 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.64rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text);
}

.footer-col a,
.footer-muted {
  color: var(--muted);
  font-size: 0.82rem;
}

.footer-col a:hover {
  color: var(--mint);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: 2.5rem;
  padding-block: 1.3rem;
  border-top: 1px solid var(--line);
}

.footer-bottom p {
  margin: 0;
  color: var(--muted-2);
  font-size: 0.74rem;
}

/* --------------------------- Page hero / prose ------------------------- */

.page-hero {
  padding-block: clamp(3.25rem, 6vw, 5rem) clamp(2rem, 4vw, 3rem);
}

.page-hero h1 {
  max-width: 18ch;
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: clamp(2.1rem, 4.6vw, 3.5rem);
  line-height: 1.06;
  letter-spacing: -0.05em;
}

.page-hero .lead {
  max-width: 62ch;
  margin: 0;
  color: var(--muted);
  font-size: clamp(0.98rem, 1.4vw, 1.06rem);
}

.curriculum-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
  padding-bottom: clamp(3rem, 6vw, 5rem);
}

.curriculum-main {
  min-width: 0;
}

.course-block {
  padding-top: 0.5rem;
}

.course-block + .course-block {
  margin-top: 3.5rem;
  padding-top: 3.5rem;
  border-top: 1px solid var(--line);
}

.block-kicker {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.8rem;
}

.block-kicker .course-badge {
  background: var(--mint);
  color: #04140f;
}

.block-kicker .course-badge--outline {
  background: transparent;
  color: var(--muted);
}

.course-block h2 {
  margin: 0 0 0.8rem;
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 3vw, 2.15rem);
  line-height: 1.15;
  letter-spacing: -0.04em;
}

.course-block .course-intro {
  max-width: 66ch;
  margin: 0 0 1.6rem;
  color: var(--muted);
}

.session-list {
  margin: 1.8rem 0 0;
  padding: 0;
  list-style: none;
}

.session-list > li {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 1rem;
  padding: 1.2rem 0;
  border-top: 1px solid var(--line);
}

.session-list > li:last-child {
  border-bottom: 1px solid var(--line);
}

.session-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: rgba(21, 224, 160, 0.7);
  padding-top: 0.2rem;
}

.session-list h3 {
  margin: 0 0 0.3rem;
  font-size: 0.98rem;
  font-weight: 600;
}

.session-list p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.outcomes {
  margin-top: 2rem;
  padding: 1.4rem 1.6rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
}

.outcomes h3 {
  margin: 0 0 0.8rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mint);
}

.outcomes ul {
  margin: 0;
  padding: 0;
  list-style: none;
  columns: 2;
  column-gap: 2rem;
}

.outcomes li {
  position: relative;
  break-inside: avoid;
  margin-bottom: 0.45rem;
  padding-left: 1.05rem;
  color: var(--text-soft);
  font-size: 0.85rem;
}

.outcomes li::before {
  content: "+";
  position: absolute;
  left: 0;
  color: var(--mint);
  font-family: var(--font-mono);
}

.curriculum-side {
  position: sticky;
  top: calc(var(--header-h) + 24px);
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(180deg, #111b22, #0c1218);
}

.curriculum-side h3 {
  margin: 0 0 0.3rem;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.curriculum-side .side-note {
  margin: 0 0 1.1rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.side-facts {
  margin: 0 0 1.2rem;
  padding: 0;
  list-style: none;
}

.side-facts li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.6rem 0;
  border-top: 1px solid var(--line);
  font-size: 0.82rem;
}

.side-facts span:first-child {
  color: var(--muted-2);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding-top: 2px;
}

.side-facts span:last-child {
  color: var(--text-soft);
  text-align: right;
}

.curriculum-side .btn {
  margin-top: 0.3rem;
}

.track-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.6rem;
}

.track-card {
  padding: 1.4rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.025), rgba(255, 255, 255, 0));
}

.track-card h3 {
  margin: 0 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.track-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.callout {
  margin-top: 2rem;
  padding: 1.3rem 1.5rem;
  border: 1px solid rgba(21, 224, 160, 0.3);
  border-radius: 14px;
  background: rgba(21, 224, 160, 0.055);
}

.callout h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--mint);
}

.callout p {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.88rem;
}

.legal-wrap {
  max-width: 820px;
  padding-bottom: clamp(3rem, 6vw, 5rem);
}

.updated {
  margin-bottom: 2rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted-2);
}

.prose h2 {
  margin: 2.6rem 0 0.7rem;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.prose h2:first-of-type {
  margin-top: 0;
}

.prose p,
.prose li {
  color: var(--text-soft);
  font-size: 0.94rem;
}

.prose p {
  margin-bottom: 0.9rem;
}

.prose ul {
  margin: 0 0 1rem;
  padding-left: 1.2rem;
}

.prose li {
  margin-bottom: 0.4rem;
}

.prose a {
  color: var(--mint);
  border-bottom: 1px solid rgba(21, 224, 160, 0.3);
}

.prose a:hover {
  border-color: var(--mint);
}

.prose strong {
  color: var(--text);
}

/* -------------------------------- 404 ---------------------------------- */

.error-page {
  display: grid;
  place-items: center;
  min-height: 68vh;
  padding-block: 4rem;
  text-align: center;
}

.error-code {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(4rem, 13vw, 8rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.07em;
  color: var(--mint);
  text-shadow: 0 0 60px rgba(21, 224, 160, 0.25);
}

.error-page h1 {
  margin: 1rem 0 0.6rem;
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 3vw, 2rem);
  letter-spacing: -0.03em;
}

.error-page p {
  max-width: 48ch;
  margin: 0 auto 1.6rem;
  color: var(--muted);
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
}

/* ------------------------------ Reveal --------------------------------- */

.has-js [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.55s ease, transform 0.55s var(--ease);
}

.has-js [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ------------------------------ Responsive ------------------------------ */

@media (max-width: 1080px) {
  .site-nav {
    gap: 1rem;
  }

  .site-nav a {
    font-size: 0.8rem;
  }

  .hero-circuit {
    right: -260px;
  }
}

@media (max-width: 1000px) {
  .site-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    z-index: 45;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 0;
    padding: 0.4rem 1.25rem 1.2rem;
    border-bottom: 1px solid var(--line);
    background: rgba(9, 13, 17, 0.98);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.9);
  }

  .site-header[data-nav-open="true"] .site-nav {
    display: flex;
  }

  .site-nav a {
    padding: 0.85rem 0.25rem;
    border-bottom: 1px solid var(--line);
    font-size: 0.9rem;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-header[data-nav-open="true"] .nav-toggle span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

  .site-header[data-nav-open="true"] .nav-toggle span:nth-child(2) {
    opacity: 0;
  }

  .site-header[data-nav-open="true"] .nav-toggle span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-copy {
    max-width: 680px;
  }

  .hero-visual {
    max-width: 620px;
    margin-inline: auto;
    width: 100%;
  }

  .terminal {
    margin-inline: auto;
  }

  .hero-tag-jtag {
    display: none;
  }

  .why-grid {
    grid-template-columns: 1fr;
  }

  .why-intro {
    position: static;
  }

  .lab-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .courses-grid {
    grid-template-columns: 1fr;
  }

  .curriculum-grid {
    grid-template-columns: 1fr;
  }

  .curriculum-side {
    position: static;
    order: -1;
  }

  .steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
  }

  .register-grid {
    grid-template-columns: 1fr;
  }

  .contact-card {
    position: static;
  }

  .footer-grid {
    grid-template-columns: 1.5fr repeat(2, 1fr);
    row-gap: 2.4rem;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 860px) {
  .cta-band {
    grid-template-columns: 1fr;
  }

  .cta-actions {
    justify-content: flex-start;
  }

  .demo-banner {
    align-items: flex-start;
    flex-direction: column;
  }

  .who-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  :root {
    --header-h: 64px;
  }

  .container {
    width: calc(100% - 2rem);
  }

  .header-inner {
    gap: 0.75rem;
  }

  .brand-mark {
    width: 32px;
    height: 32px;
  }

  .brand-text {
    font-size: 0.78rem;
    letter-spacing: 0.09em;
  }

  .header-wa {
    display: none;
  }

  .hero {
    padding-top: 2.6rem;
  }

  .hero-tag {
    display: none;
  }

  .terminal {
    transform: none;
  }

  .terminal-body {
    font-size: 0.66rem;
    padding: 0.9rem 0.85rem 1rem;
  }

  .terminal-status {
    font-size: 0.56rem;
  }

  .lab-grid {
    grid-template-columns: 1fr;
  }

  .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .track-grid {
    grid-template-columns: 1fr;
  }

  .outcomes ul {
    columns: 1;
  }

  .coming-soon {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.9rem;
  }

  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .coming-soon .soon-stamp {
    align-self: flex-start;
  }
}

@media (max-width: 540px) {
  .hero h1 {
    font-size: clamp(2.25rem, 10.5vw, 3.1rem);
  }

  .hero-ctas .btn,
  .cta-actions .btn {
    width: 100%;
  }

  .hero-points {
    gap: 0.6rem 1.1rem;
  }

  .hero-points li {
    font-size: 0.62rem;
  }

  .steps {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 1.9rem;
  }

  .footer-brand {
    grid-column: auto;
  }

  .footer-bottom {
    flex-direction: column;
  }

  .success-actions .btn {
    width: 100%;
  }
}

/* --------------------------- Reduced motion ---------------------------- */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .has-js [data-reveal] {
    opacity: 1;
    transform: none;
  }
}

/* --------------------------- Small utilities --------------------------- */

.hero-ctas--tight {
  margin-top: 1.6rem;
  margin-bottom: 0;
}

.side-stack {
  margin-top: 0.6rem;
}

/* Sidebar buttons need a little air between them. */
.curriculum-side .btn + .btn {
  margin-top: 0.6rem;
}