/* ---------- Base / tokens ---------- */
:root {
  --bg: #0b1020;
  --panel: rgba(255, 255, 255, 0.06);
  --panel-2: rgba(255, 255, 255, 0.09);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.72);
  --line: rgba(255, 255, 255, 0.14);
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
  --radius: 18px;
  --max: 1100px;

  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica,
    Arial, "Apple Color Emoji", "Segoe UI Emoji";
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
    "Liberation Mono", "Courier New", monospace;
}

* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: radial-gradient(
      1200px 600px at 20% 0%,
      rgba(120, 180, 255, 0.25),
      transparent 60%
    ),
    radial-gradient(
      900px 500px at 90% 20%,
      rgba(255, 210, 120, 0.18),
      transparent 60%
    ),
    var(--bg);
  line-height: 1.55;
}

.container {
  width: min(var(--max), calc(100% - 2rem));
  margin-inline: auto;
}

a {
  color: inherit;
  text-decoration-thickness: 0.12em;
  text-underline-offset: 0.18em;
}
a:hover {
  text-decoration-thickness: 0.2em;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: white;
  color: black;
  padding: 0.6rem 0.8rem;
  border-radius: 10px;
}
.skip-link:focus {
  left: 1rem;
  top: 1rem;
  z-index: 999;
}

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: rgba(11, 16, 32, 0.55);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}
.brand-mark {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  padding: 0.5rem 0.75rem;
  border-radius: 999px;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 0.9rem;
  margin: 0;
  padding: 0;
}
.nav-links a {
  display: inline-block;
  padding: 0.35rem 0.55rem;
  border-radius: 999px;
}
.nav-links a:hover {
  background: rgba(255, 255, 255, 0.06);
}

/* ---------- Sections ---------- */
.section {
  padding: 3.5rem 0;
}
.section h2 {
  font-size: clamp(1.6rem, 2.4vw, 2rem);
  margin: 0 0 1.25rem;
}
.section h3 {
  margin-top: 1.1rem;
  margin-bottom: 0.4rem;
}

.muted {
  color: var(--muted);
}
.tiny {
  font-size: 0.9rem;
}

.two-col {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1.25rem;
  align-items: start;
}

/* ---------- Hero ---------- */
.hero {
  padding: 4.2rem 0 2.8rem;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 1.5rem;
  align-items: start;
}
.eyebrow {
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.85rem;
  margin: 0 0 0.5rem;
}
h1 {
  font-size: clamp(2.8rem, 6vw, 4.2rem);
  line-height: 1.05;
  margin: 0 0 0.8rem;
}
.lead {
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  color: var(--muted);
  max-width: 60ch;
}

.hero-cards {
  margin-top: 1.2rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow);
}
.card-title {
  margin: 0 0 0.3rem;
  font-size: 1rem;
}
.card-text {
  margin: 0;
  color: var(--muted);
}

.cta-row {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.1rem;
  flex-wrap: wrap;
}

.button {
  display: inline-block;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid var(--line);
  color: var(--text);
  padding: 0.65rem 1rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
}
.button:hover {
  background: rgba(255, 255, 255, 0.18);
}
.button-ghost {
  background: transparent;
}

.hero-figure {
  margin: 0;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem;
}
.freedom-shape {
  height: 260px;
  border-radius: calc(var(--radius) + 10px);
  background: radial-gradient(
      300px 140px at 10% 30%,
      rgba(140, 200, 255, 0.35),
      transparent 60%
    ),
    radial-gradient(
      260px 220px at 80% 20%,
      rgba(255, 210, 120, 0.25),
      transparent 60%
    ),
    linear-gradient(
      120deg,
      rgba(255, 255, 255, 0.12),
      rgba(255, 255, 255, 0.02)
    );
  border: 1px solid rgba(255, 255, 255, 0.12);
}
.hero-figure figcaption {
  margin-top: 0.8rem;
  color: var(--muted);
  font-size: 0.95rem;
}

/* ---------- Panels / grids ---------- */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}
.panel {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem;
}
.panel p {
  margin: 0.4rem 0 0;
  color: var(--muted);
}

.callout {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem;
}
.callout h3 {
  margin-top: 0;
}

/* ---------- Quotes ---------- */
.quotes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}
.quote {
  margin: 0;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem;
}
.quote blockquote {
  margin: 0;
  font-size: 1.05rem;
}
.quote figcaption {
  margin-top: 0.75rem;
  color: var(--muted);
}

/* ---------- Forms list / mini lab ---------- */
.term-list {
  margin: 0;
  padding-left: 1.2rem;
}
.term-list li {
  margin: 0.35rem 0;
  color: var(--muted);
}

.mini-lab {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem;
}
.mini-lab input {
  width: 100%;
  margin-top: 0.35rem;
  padding: 0.65rem 0.75rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.25);
  color: var(--text);
  font-family: var(--font);
}
.mini-lab button {
  margin-top: 0.7rem;
  cursor: pointer;
}

/* ---------- Symbol & swatches ---------- */
.swatches {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
}
.swatches li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--muted);
  margin: 0.45rem 0;
}
.swatch {
  width: 18px;
  height: 18px;
  border-radius: 999px;
  border: 1px solid var(--line);
}
.swatch-sky {
  background: rgba(140, 200, 255, 0.35);
}
.swatch-sun {
  background: rgba(255, 210, 120, 0.3);
}
.swatch-ink {
  background: rgba(255, 255, 255, 0.18);
}

.symbol-figure {
  margin: 0;
}
.symbol {
  width: min(260px, 100%);
  height: auto;
  color: rgba(255, 255, 255, 0.85);
  display: block;
  margin-inline: auto;
}
.symbol-figure figcaption {
  text-align: center;
  color: var(--muted);
  margin-top: 0.4rem;
}

/* ---------- Media ---------- */
.media-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}
.media-box {
  margin: 0;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem;
}
.media-placeholder {
  border-radius: 14px;
  border: 1px dashed rgba(255, 255, 255, 0.25);
  padding: 1.2rem;
  min-height: 180px;
  display: grid;
  place-items: center;
  color: rgba(255, 255, 255, 0.75);
  font-family: var(--mono);
  text-align: center;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 2rem 0;
  background: rgba(0, 0, 0, 0.2);
}
.footer-inner p {
  margin: 0.35rem 0;
}

/* ---------- Responsive nav & layout ---------- */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .two-col {
    grid-template-columns: 1fr;
  }
  .hero-cards {
    grid-template-columns: 1fr;
  }
  .grid-3 {
    grid-template-columns: 1fr;
  }
  .quotes {
    grid-template-columns: 1fr;
  }
  .media-grid {
    grid-template-columns: 1fr;
  }

  .nav-toggle {
    display: inline-block;
  }
  .nav-links {
    display: none;
    position: absolute;
    right: 1rem;
    top: 64px;
    flex-direction: column;
    background: rgba(11, 16, 32, 0.95);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 0.6rem;
    width: min(240px, calc(100% - 2rem));
  }
  .nav-links.is-open {
    display: flex;
  }
}

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

.media-img {
  width: 100%;
  height: auto;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  display: block;
}

.media-video {
  width: 100%;
  height: auto;
  border-radius: 14px;
}