/* ════════════════════════════════════════════════════════════
   INEXORABLES — Base layer
   Reset, typography baseline, layout primitives.
   ════════════════════════════════════════════════════════════ */

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

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--t-base);
  line-height: var(--lh-normal);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

html {
  color-scheme: dark;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-tap-highlight-color: transparent;
}

/* Hide default cursor on fine-pointer devices (custom cursor handles it) */
@media (pointer: fine) {
  html, body { cursor: none; }
  html.no-custom-cursor, html.no-custom-cursor body { cursor: auto; }
  html.no-custom-cursor a, html.no-custom-cursor button { cursor: pointer; }
}

img, svg, video, canvas {
  display: block;
  max-width: 100%;
  height: auto;
}

h1, h2, h3, h4, h5, h6, p, figure, blockquote, dl, dd, ul, ol {
  margin: 0;
  padding: 0;
}
ul, ol { list-style: none; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: var(--w-regular);
  line-height: var(--lh-tight);
  letter-spacing: var(--tr-tight);
  color: var(--cream-1);
}
h5, h6 {
  font-family: var(--font-body);
  font-weight: var(--w-medium);
  line-height: var(--lh-snug);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--d-fast) var(--ease);
}
a:hover { color: var(--accent); }

button {
  font: inherit; color: inherit;
  background: none; border: 0; padding: 0;
}

::selection { background: var(--accent); color: var(--accent-ink); }

/* ── Containers ───────────────────────────────────────────── */

.container        { width: 100%; max-width: var(--w-content); margin-inline: auto; padding-inline: var(--gutter); }
.container-wide   { width: 100%; max-width: var(--w-wide);    margin-inline: auto; padding-inline: var(--gutter); }
.container-narrow { width: 100%; max-width: var(--w-narrow);  margin-inline: auto; padding-inline: var(--gutter); }
.container-full   { width: 100%; max-width: var(--w-full);    margin-inline: auto; padding-inline: var(--gutter); }

/* ── Typography utilities ─────────────────────────────────── */

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  font-weight: var(--w-medium);
  letter-spacing: var(--tr-label);
  text-transform: uppercase;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: var(--s-3);
}
.eyebrow::before {
  content: '';
  display: inline-block;
  width: 32px;
  height: 1px;
  background: currentColor;
  opacity: 0.6;
}
.eyebrow.no-line::before { display: none; }

.italic-accent { font-style: italic; color: var(--accent); }
.italic-sunset  { font-style: italic; background: var(--grad-sunset); -webkit-background-clip: text; background-clip: text; color: transparent; }
.italic-aurora  { font-style: italic; background: var(--grad-aurora); -webkit-background-clip: text; background-clip: text; color: transparent; }
.italic-nebula  { font-style: italic; background: var(--grad-nebula); -webkit-background-clip: text; background-clip: text; color: transparent; }

.mono {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: var(--tr-caps);
  text-transform: uppercase;
}

/* ── Buttons (integrated from canvas) ─────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--s-3);
  padding: 14px 24px;
  font-family: var(--font-body);
  font-size: var(--t-sm);
  font-weight: var(--w-medium);
  letter-spacing: .01em;
  border-radius: var(--r-pill);
  transition: all var(--d-base) var(--ease);
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.btn-primary { background: var(--acid-2); color: var(--accent-ink); }
.btn-primary:hover { background: var(--acid-1); transform: translateY(-1px); box-shadow: var(--glow-acid-md); }

.btn-ghost { background: transparent; color: var(--cream-2); border: 1px solid var(--border-warm); }
.btn-ghost:hover { border-color: var(--cream-2); color: var(--cream-1); }

.btn-grad { background: var(--grad-sunset); color: var(--ink-1); font-weight: 600; }
.btn-grad::before {
  content: ""; position: absolute; inset: 0;
  background: var(--grad-aurora); opacity: 0;
  transition: opacity var(--d-base) var(--ease); z-index: -1;
}
.btn-grad:hover::before { opacity: 1; }
.btn-grad:hover { transform: translateY(-2px) scale(1.02); }

.btn-glow { background: var(--acid-2); color: var(--accent-ink); animation: btnGlowPulse 2.8s var(--ease-in-out) infinite; }
@keyframes btnGlowPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(214,242,91,.45), 0 0 24px rgba(214,242,91,.15); }
  50%      { box-shadow: 0 0 0 14px rgba(214,242,91,0), var(--glow-acid-lg); }
}

.btn .arrow {
  display: inline-block;
  transition: transform var(--d-base) var(--ease-out);
}
.btn:hover .arrow { transform: translateX(4px); }

/* ── Section ──────────────────────────────────────────────── */

section { position: relative; padding-block: var(--s-section); }
.section-head { margin-bottom: var(--s-9); max-width: 900px; }

/* ── Accessibility ────────────────────────────────────────── */

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--accent);
  color: var(--accent-ink);
  padding: var(--s-3) var(--s-5);
  z-index: var(--z-over);
  border-radius: 0 0 var(--r-md) 0;
}
.skip-link:focus { top: 0; }

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

/* ── Reveal animations ────────────────────────────────────── */

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity var(--d-cine) var(--ease-out), transform var(--d-cine) var(--ease-out);
  transition-delay: var(--reveal-delay, 0s);
}
.reveal.in { opacity: 1; transform: none; }

.reveal-up {
  opacity: 0;
  transform: translateY(60px);
  transition: opacity 1.4s var(--ease-out), transform 1.4s var(--ease-out);
  transition-delay: var(--reveal-delay, 0s);
}
.reveal-up.in { opacity: 1; transform: none; }

/* Word-split reveal */
.wr { display: inline-block; overflow: hidden; padding-bottom: .14em; margin-bottom: -.14em; vertical-align: top; }
.wr > span {
  display: inline-block;
  transform: translateY(110%);
  opacity: 0;
  transition: transform .9s var(--ease-out), opacity .9s var(--ease-out);
  transition-delay: calc(var(--i, 0) * 55ms);
}
.wr.in > span { transform: none; opacity: 1; }

/* Char-split (with blur) */
.cr .ch {
  display: inline-block;
  transform: translateY(40%);
  opacity: 0;
  filter: blur(8px);
  transition: transform .7s var(--ease-out), opacity .7s var(--ease-out), filter .7s var(--ease-out);
  transition-delay: calc(var(--i, 0) * 22ms);
}
.cr.in .ch { transform: none; opacity: 1; filter: blur(0); }

/* Gradient-sweep overlay */
.sweep { position: relative; display: inline-block; }
.sweep::after {
  content: "";
  position: absolute; top: 0; left: -10%; right: -10%; bottom: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(214,242,91,.55) 40%, rgba(244,168,102,.6) 60%, transparent 100%);
  mix-blend-mode: overlay;
  transform: translateX(-120%);
  transition: transform 1.6s var(--ease-cinema);
  pointer-events: none;
}
.sweep.in::after { transform: translateX(120%); }