/* ================================================================
   CORAZ marketing prototype — shared shell
   Site-wide: nav, footer, hero halo, layout primitives, dual-mode.
   All values via var(--ts-*) — no raw hex below this line.
   ================================================================ */

/* ── Type weights via @fontsource (jsdelivr) ────────────────────── */
/* Note: production switches to next/font self-host. Prototype CDN OK. */
@import url("https://cdn.jsdelivr.net/npm/@fontsource/plus-jakarta-sans@5.0.20/600.css");
@import url("https://cdn.jsdelivr.net/npm/@fontsource/plus-jakarta-sans@5.0.20/700.css");
@import url("https://cdn.jsdelivr.net/npm/@fontsource/plus-jakarta-sans@5.0.20/800.css");
@import url("https://cdn.jsdelivr.net/npm/@fontsource/inter@5.0.18/400.css");
@import url("https://cdn.jsdelivr.net/npm/@fontsource/inter@5.0.18/500.css");
@import url("https://cdn.jsdelivr.net/npm/@fontsource/inter@5.0.18/600.css");
@import url("https://cdn.jsdelivr.net/npm/@fontsource/jetbrains-mono@5.0.20/400.css");
@import url("https://cdn.jsdelivr.net/npm/@fontsource/jetbrains-mono@5.0.20/500.css");

/* ── Neutralise tokens.css light-mode media query ──────────────── */
/* Some pages (terms, pricing, security, etc.) set their own light tokens
   in per-page <style> blocks. This override only kills the blanket
   @media (prefers-color-scheme: light) in tokens.css so dark-default
   pages stay dark. Pages with explicit light overrides win because
   their <style> loads after shared.css. */
@media (prefers-color-scheme: light) {
  :root {
    color-scheme: dark;
    --ts-bg-root: #0A0A0F;
    --ts-bg-surface: #16161F;
    --ts-bg-elevated: #111118;
    --ts-bg-overlay: #0F172A;
    --ts-text-primary: #F0F0F5;
    --ts-text-secondary: #94A3B8;
    --ts-text-muted: #64748B;
    --ts-text-inverse: #0A0A0F;
    --ts-border: #111118;
    --ts-shadow-sm: 0 1px 3px color-mix(in srgb, var(--ts-bg-root) 50%, transparent);
    --ts-shadow-md: 0 4px 12px color-mix(in srgb, var(--ts-bg-root) 50%, transparent);
    --ts-shadow-lg: 0 8px 24px color-mix(in srgb, var(--ts-bg-root) 60%, transparent);
  }
}

/* ── Easing extensions ──────────────────────────────────────────── */
:root {
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:  cubic-bezier(0.7, 0, 0.84, 0);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --nav-height: 64px;

  /* Section-rhythm scale beyond tokens.css (which stops at 2xl/48px). These
     were referenced site-wide but never defined, so every `var(--ts-space-3xl)`
     collapsed the whole declaration to 0 — sections rendered with no breathing
     room. Defined here so all pages inherit the intended spacing. */
  --ts-space-3xl: 72px;
  --ts-space-4xl: 112px;

  /* Semantic status colours referenced by the live-graph badges. Map onto the
     existing accent / signature palette rather than introduce new hex. */
  --ts-status-info-primary: var(--ts-accent-blue);
  --ts-status-warn-primary: var(--ts-signature-coraz-red);

  /* Signal-white that sits on a signature-red accent surface (e.g. the nav
     hamburger). Fixed because --ts-text-primary flips dark on light-mode pages,
     which would turn the white bars dark over the red button. */
  --ts-on-accent: #F0F0F5;
}

/* ── Page shell ─────────────────────────────────────────────────── */
.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1 0 auto;
  padding-top: var(--nav-height);
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--ts-space-2xl);
}

@media (max-width: 768px) {
  .container { padding: 0 var(--ts-space-lg); }
}

/* ── Top nav ────────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--ts-space-2xl);
  background: transparent;
  transition: background-color 200ms var(--ease-out), border-color 200ms var(--ease-out);
}

.nav.is-scrolled {
  background: var(--ts-bg-root);
  border-bottom: 1px solid var(--ts-border);
}

.nav__brand {
  font-family: var(--ts-font-display);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 4px;
  color: var(--ts-text-primary);
}

/* Desktop inline links + CTAs are retired — navigation lives entirely in the
   hamburger overlay on every width. Markup kept (the overlay reuses it). */
.nav__links {
  display: none;
  gap: var(--ts-space-lg);
  align-items: center;
}

.nav__links a {
  font-family: var(--ts-font-body);
  font-size: 14px;
  color: var(--ts-text-secondary);
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: color 200ms var(--ease-out), border-color 200ms var(--ease-out);
}

.nav__links a:hover,
.nav__links a.is-active {
  color: var(--ts-text-primary);
  border-bottom-color: var(--ts-signature-coraz-red);
}

.nav__ctas {
  display: none;
  gap: var(--ts-space-md);
  align-items: center;
}

.nav__login {
  font-family: var(--ts-font-mono);
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--ts-text-secondary);
  transition: color 200ms var(--ease-out);
}

.nav__login:hover { color: var(--ts-text-primary); }

/* ── Hamburger toggle — the primary nav control on every width ──── */
.nav__toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  width: 42px;
  height: 42px;
  padding: 0;
  background: var(--ts-signature-coraz-red);
  border: none;
  border-radius: 10px;
  cursor: pointer;
  z-index: 102;
  transition: filter 200ms var(--ease-out), transform 200ms var(--ease-out), box-shadow 200ms var(--ease-out);
}
.nav__toggle:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
  box-shadow: 0 0 24px var(--ts-signature-coraz-red-glow);
}
.nav__toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--ts-on-accent);
  border-radius: 1px;
  transition: transform 200ms var(--ease-out), opacity 200ms var(--ease-out);
}
.nav__toggle.is-open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav__toggle.is-open span:nth-child(2) { opacity: 0; }
.nav__toggle.is-open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ── Dropdown menu — compact panel anchored under the hamburger ─── */
.nav__overlay {
  display: none;
  position: fixed;
  top: calc(var(--nav-height) - 4px);
  right: var(--ts-space-2xl);          /* aligns with the nav's right padding (hamburger) */
  z-index: 101;
  width: 240px;
  max-width: calc(100vw - 2 * var(--ts-space-md));
  background: var(--ts-bg-surface);
  border: 1px solid var(--ts-border);
  border-radius: 12px;
  box-shadow: 0 18px 48px rgba(10, 10, 15, 0.55);
  padding: 6px;
  flex-direction: column;
  gap: 1px;
  overflow: hidden;
}
.nav__overlay.is-open {
  display: flex;
  animation: nav-drop 150ms var(--ease-out);
}
@keyframes nav-drop {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.nav__overlay a {
  font-family: var(--ts-font-body);
  font-size: 14.5px;
  font-weight: 500;
  color: var(--ts-text-primary);
  padding: 9px 12px;
  border-radius: 8px;
  transition: background 140ms var(--ease-out), color 140ms var(--ease-out);
}
.nav__overlay a:hover {
  background: var(--ts-bg-elevated);
  color: var(--ts-signature-coraz-red);
}
.nav__overlay .nav__overlay-ctas {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 5px;
  padding-top: 7px;
  border-top: 1px solid var(--ts-border);
}
.nav__overlay .nav__overlay-ctas a {
  font-size: 13px;
  font-weight: 600;
  text-align: center;
}
.nav__overlay .nav__overlay-ctas a:hover { background: transparent; }

@media (max-width: 900px) {
  .nav { padding: 0 var(--ts-space-lg); }
  .nav__overlay { right: var(--ts-space-lg); }
}
@media (max-width: 600px) {
  .nav { padding: 0 var(--ts-space-md); }
  .nav__overlay { right: var(--ts-space-md); }
}

/* ── Buttons ────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--ts-space-xs);
  padding: 10px 20px;
  font-family: var(--ts-font-body);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.3px;
  border-radius: var(--ts-radius-md);
  cursor: pointer;
  transition: filter 200ms var(--ease-out),
              box-shadow 200ms var(--ease-out),
              border-color 200ms var(--ease-out),
              color 200ms var(--ease-out);
  white-space: nowrap;
}

.btn--primary {
  background: color-mix(in srgb, var(--ts-signature-coraz-red) 16%, transparent);
  color: var(--ts-text-primary);
  border: 1px solid color-mix(in srgb, var(--ts-signature-coraz-red) 55%, transparent);
}

.btn--primary:hover {
  background: color-mix(in srgb, var(--ts-signature-coraz-red) 28%, transparent);
  border-color: var(--ts-signature-coraz-red);
  box-shadow: 0 0 24px var(--ts-signature-coraz-red-glow);
}

.btn--ghost {
  background: color-mix(in srgb, var(--ts-signature-coraz-red) 16%, transparent);
  color: var(--ts-text-primary);
  border: 1px solid color-mix(in srgb, var(--ts-signature-coraz-red) 55%, transparent);
}

.btn--ghost:hover {
  background: color-mix(in srgb, var(--ts-signature-coraz-red) 28%, transparent);
  border-color: var(--ts-signature-coraz-red);
  box-shadow: 0 0 24px var(--ts-signature-coraz-red-glow);
}

.btn--hero {
  padding: 14px 28px;
  font-family: var(--ts-font-display);
  font-weight: 600;
  letter-spacing: 1px;
}

/* ── Section labels (mono red, 11px, 3px tracking) ──────────────── */
.section-label {
  font-family: var(--ts-font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--ts-signature-coraz-red);
}

.section-label--secondary { color: var(--ts-text-muted); }
.section-label--gold      { color: var(--ts-signature-coraz-gold); }

/* ── Cinematic hero halo (home, philosophy, finale) ──────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  text-align: center;
}

.hero::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  width: 600px; height: 600px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, var(--ts-signature-coraz-red-glow) 0%, transparent 70%);
  animation: coraz-pulse 4s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

.hero--small::before { width: 300px; height: 300px; animation: none; opacity: 0.4; }
.hero--medium::before { width: 480px; height: 480px; }

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: 880px;
  padding: 0 var(--ts-space-2xl);
}

.hero__pre {
  font-family: var(--ts-font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--ts-signature-coraz-red);
  margin-bottom: var(--ts-space-xl);
}

.hero__wordmark {
  font-family: var(--ts-font-display);
  font-size: clamp(48px, 12vw, 160px);
  font-weight: 800;
  letter-spacing: 20px;
  line-height: 1;
  color: var(--ts-text-primary);
  text-shadow:
    0 0 80px var(--ts-signature-coraz-red-glow),
    0 0 160px rgba(230, 57, 70, 0.1);
  margin: 0 0 var(--ts-space-xl);
  /* Compensate for letter-spacing visual offset */
  padding-left: 20px;
  white-space: nowrap;
}

@media (max-width: 900px) {
  .hero__wordmark { letter-spacing: 14px; padding-left: 14px; }
}
@media (max-width: 600px) {
  .hero__wordmark { letter-spacing: 10px; padding-left: 10px; }
}

.hero__headline {
  font-family: var(--ts-font-display);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 800;
  letter-spacing: -0.5px;
  line-height: 1.1;
  color: var(--ts-text-primary);
  margin-bottom: var(--ts-space-md);
}

.hero__sub {
  font-family: var(--ts-font-body);
  font-size: clamp(12px, 1vw, 15px);
  font-weight: 500;
  line-height: 1.4;
  color: var(--ts-text-primary);
  opacity: 0.55;
  margin: 0 auto var(--ts-space-sm);
  max-width: 900px;
}

.hero__punchline {
  font-family: var(--ts-font-body);
  font-size: clamp(17px, 1.8vw, 24px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--ts-text-primary);
  opacity: 0.95;
  margin: 0 auto var(--ts-space-2xl);
  padding: 0 var(--ts-space-md);
}

.hero__ctas {
  display: flex;
  gap: var(--ts-space-md);
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: var(--ts-space-lg);
}

.hero__tertiary {
  font-family: var(--ts-font-mono);
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--ts-signature-coraz-gold);
  transition: filter 200ms var(--ease-out);
}

.hero__tertiary:hover { filter: brightness(1.2); }

.hero__scroll {
  position: absolute;
  bottom: var(--ts-space-2xl);
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--ts-font-mono);
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--ts-text-muted);
  opacity: 0.6;
  z-index: 1;
}

@keyframes coraz-pulse {
  0%, 100% { opacity: 0.3; transform: translate(-50%, -50%) scale(1); }
  50%      { opacity: 0.6; transform: translate(-50%, -50%) scale(1.15); }
}

@media (prefers-reduced-motion: reduce) {
  .hero::before { animation: none; opacity: 0.4; }
}

/* ── Sections (regular content) ─────────────────────────────────── */
.section {
  padding: var(--ts-space-3xl) 0;
}

.section--cosmos { background: var(--ts-bg-root); color: var(--ts-text-primary); }
.section--surface { background: var(--ts-bg-elevated); }

.section__title {
  font-family: var(--ts-font-display);
  font-size: clamp(24px, 2.5vw, 36px);
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: var(--ts-space-md);
}

.section__sub {
  font-family: var(--ts-font-body);
  font-size: clamp(16px, 1.2vw, 18px);
  line-height: 1.7;
  color: var(--ts-text-primary);
  opacity: 0.8;
}

/* ── Brand divider (gradient red rule) ──────────────────────────── */
.divider {
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--ts-signature-coraz-red) 50%,
    transparent 100%
  );
  opacity: 0.4;
  margin: var(--ts-space-2xl) 0;
}

/* ── Capability strip (home + nav) ──────────────────────────────── */
.capabilities {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--ts-space-md);
  flex-wrap: wrap;
  font-family: var(--ts-font-mono);
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--ts-text-primary);
}

.capabilities__item {
  transition: color 200ms var(--ease-out);
}

.capabilities__item:hover {
  color: var(--ts-signature-coraz-red);
}

.capabilities__sep {
  color: var(--ts-text-muted);
  user-select: none;
}

/* ── Tile / card ────────────────────────────────────────────────── */
.tile {
  background: var(--ts-bg-surface);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-lg);
  padding: var(--ts-space-xl);
  position: relative;
  overflow: hidden;
  transition: border-color 200ms var(--ease-out), transform 200ms var(--ease-out);
}

.tile:hover {
  border-color: color-mix(in srgb, var(--ts-signature-coraz-red) 40%, var(--ts-border));
  transform: translateY(-2px);
}

.tile--featured::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--ts-signature-coraz-red);
}

/* ── Footer ─────────────────────────────────────────────────────── */
.footer {
  background: var(--ts-bg-root);
  border-top: 1px solid;
  border-image: linear-gradient(
    90deg,
    transparent 0%,
    var(--ts-signature-coraz-red) 50%,
    transparent 100%
  ) 1;
  padding: var(--ts-space-md) 0;
  margin-top: var(--ts-space-lg);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ts-space-xs);
}

.footer__entity {
  font-family: var(--ts-font-mono);
  font-size: 12px;
  letter-spacing: 1.5px;
  color: var(--ts-text-secondary);
  line-height: 1.8;
}

.footer__entity strong { color: var(--ts-text-primary); font-weight: 500; }

.footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ts-space-lg);
  font-family: var(--ts-font-body);
  font-size: 14px;
}

.footer__nav a {
  color: var(--ts-text-secondary);
  transition: color 200ms var(--ease-out);
}

.footer__nav a:hover { color: var(--ts-text-primary); }

.footer__legal {
  font-family: var(--ts-font-body);
  font-size: 13px;
  color: var(--ts-text-muted);
  display: flex;
  flex-wrap: wrap;
  gap: var(--ts-space-md);
  align-items: center;
}

.footer__legal a {
  color: var(--ts-text-muted);
  transition: color 200ms var(--ease-out);
}
.footer__legal a:hover { color: var(--ts-text-secondary); }

.footer__copy {
  font-family: var(--ts-font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--ts-text-muted);
  margin-top: var(--ts-space-lg);
}

/* ── Reveal helpers (used with reveal.js IntersectionObserver) ──── */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ── Skip link (a11y) ───────────────────────────────────────────── */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  z-index: 1000;
  background: var(--ts-signature-coraz-red);
  color: var(--ts-text-primary);
  padding: 8px 16px;
  font-family: var(--ts-font-mono);
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
}
.skip-link:focus { top: 0; }