/* =========================================================
   Base layout, typography, buttons, utilities
   ========================================================= */

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.55;
}

body {
  cursor: none;
}

@media (pointer: coarse) {
  body { cursor: auto; }
}

/* ───── Ambient background ───── */
.bg-mesh {
  position: fixed;
  inset: -20vh -10vw;
  z-index: 0;
  pointer-events: none;
  background: var(--grad-mesh);
  filter: blur(60px) saturate(120%);
  opacity: 0.65;
  animation: drift 28s ease-in-out infinite alternate;
}

.bg-grid {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}

.noise-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: var(--z-overlay);
  opacity: 0.035;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
}

main, footer, nav {
  position: relative;
  z-index: var(--z-base);
}

/* ───── Typography ───── */
h1, h2, h3, h4, h5, h6 { font-weight: 600; letter-spacing: -0.02em; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
}
.eyebrow.center::after {
  content: '';
  width: 28px;
  height: 1px;
  background: linear-gradient(-90deg, var(--accent), transparent);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 6vw, 5.5rem);
  line-height: 0.94;
  letter-spacing: -0.005em;
  color: var(--text);
  text-wrap: balance;
}

.section-title .ink { color: var(--accent); }
.section-title em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--text);
  letter-spacing: -0.01em;
}

.section-lead {
  font-size: clamp(1rem, 1.15vw, 1.15rem);
  line-height: 1.65;
  color: var(--text-soft);
  max-width: 52ch;
}

.section {
  position: relative;
  padding: var(--pad-y) var(--pad-x);
  border-top: 1px solid var(--line);
}

.section-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

/* ───── Buttons ───── */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.95rem 1.6rem;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  cursor: none;
  white-space: nowrap;
  overflow: hidden;
  isolation: isolate;
  transition:
    transform var(--t-norm),
    box-shadow var(--t-norm),
    background var(--t-norm),
    border-color var(--t-norm),
    color var(--t-norm);
}

.btn .arrow {
  display: inline-block;
  transition: transform var(--t-norm);
}
.btn:hover .arrow { transform: translateX(4px); }

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  transition: opacity var(--t-norm);
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(255, 255, 255, 0.25), transparent 50%);
  z-index: -1;
}
.btn:hover::after { opacity: 1; }

.btn-primary {
  background: var(--accent);
  color: var(--on-accent);
  box-shadow: var(--shadow-accent);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 24px 60px rgba(255, 84, 54, 0.5);
  background: var(--accent-hi);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  border-color: var(--line-strong);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover {
  border-color: var(--line-bright);
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
}

.btn-dark {
  background: var(--bg);
  color: var(--text);
  border-color: rgba(0, 0, 0, 0.4);
}
.btn-dark:hover {
  transform: translateY(-2px);
  background: #000;
}

.btn-on-light {
  background: transparent;
  color: var(--on-accent);
  border-color: rgba(0, 0, 0, 0.4);
}
.btn-on-light:hover {
  border-color: var(--on-accent);
  background: rgba(0, 0, 0, 0.08);
}

.btn-sm {
  padding: 0.65rem 1.15rem;
  font-size: 0.7rem;
}

/* ───── Utility ───── */
.coral  { color: var(--accent); }
.blue   { color: var(--accent-2); }
.cyan   { color: var(--accent-3); }
.yellow { color: var(--accent-4); }
.green  { color: var(--accent-6); }
.muted  { color: var(--text-muted); }

.text-grad {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.shimmer {
  background: linear-gradient(110deg, var(--text) 30%, var(--accent-3) 45%, var(--text) 60%);
  background-size: 250%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  animation: shimmer 4s linear infinite;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-soft);
  padding: 0.4rem 0.8rem;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(6px);
}
.chip .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-6);
  box-shadow: 0 0 10px var(--accent-6);
  animation: pulse-dot 1.6s ease-in-out infinite;
}

.card {
  background: linear-gradient(180deg, var(--surface) 0%, var(--bg-2) 100%);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(600px circle at var(--mx, -100%) var(--my, -100%), rgba(255, 84, 54, 0.12), transparent 40%);
  opacity: 0;
  transition: opacity var(--t-norm);
  pointer-events: none;
}
.card:hover::before { opacity: 1; }

/* Scroll progress bar */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-2), var(--accent-3));
  z-index: 101;
  pointer-events: none;
  box-shadow: 0 0 14px var(--accent);
}

/* Custom cursor */
.cursor-dot,
.cursor-ring {
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: var(--z-cursor);
  mix-blend-mode: difference;
  transform: translate(-50%, -50%);
  will-change: transform;
}
.cursor-dot {
  width: 8px;
  height: 8px;
  background: #fff;
  border-radius: 50%;
}
.cursor-ring {
  width: 36px;
  height: 36px;
  border: 1.5px solid #fff;
  border-radius: 50%;
  transition: width 200ms var(--ease-out), height 200ms var(--ease-out), border-color var(--t-fast);
}
.cursor-ring.hover {
  width: 60px;
  height: 60px;
  border-color: var(--accent-3);
}
.cursor-ring.press {
  width: 26px;
  height: 26px;
}

@media (pointer: coarse) {
  .cursor-dot, .cursor-ring, .scroll-progress { display: none; }
}

/* ── Honeypot ──────────────────────────────────────────────────────────────
   Web3Forms' `botcheck` field. Bots fill every input they find; humans never
   see this one, so any submission with it ticked is dropped server-side.
   Kept out of the layout and out of the a11y tree — not display:none, which
   some bots detect and skip. */
.hp {
  position: absolute !important;
  left: -9999px !important;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}