/* ============================================================
   Base styles — reset + baseline
   ============================================================ */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -moz-text-size-adjust: none;
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
  color-scheme: dark;
}

body {
  min-height: 100dvh;
  line-height: 1.55;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: clip;
  font-feature-settings: 'ss01', 'ss02', 'cv01', 'cv11';
}

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

ul[role='list'], ol[role='list'] { list-style: none; }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }

h1, h2, h3, h4, h5, h6 {
  text-wrap: balance;
  line-height: 1.05;
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--color-text-strong);
}

p, li, figcaption {
  text-wrap: pretty;
}

a {
  color: inherit;
  text-decoration: none;
  transition:
    color var(--transition-interactive),
    opacity var(--transition-interactive);
}

::selection {
  background: var(--color-signal);
  color: var(--color-text-inverse);
}

:focus-visible {
  outline: 2px solid var(--color-signal);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ============================================================
   Layout primitives
   ============================================================ */

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

.container-wide {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.container-narrow {
  max-width: var(--content-narrow);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

section {
  padding-block: clamp(4rem, 10vw, 8rem);
  position: relative;
}

section.tight {
  padding-block: clamp(3rem, 6vw, 5rem);
}

/* ============================================================
   Type utilities
   ============================================================ */

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-signal);
}

.eyebrow::before {
  content: '';
  width: 1.5rem;
  height: 1px;
  background: var(--color-signal);
  display: inline-block;
}

.eyebrow.no-line::before { display: none; }

.gradient-text {
  background: linear-gradient(120deg, #ffffff 0%, #a5f3fc 45%, var(--color-signal) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.mono { font-family: var(--font-mono); }

/* ============================================================
   Buttons
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: -0.005em;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-full);
  transition:
    background var(--transition-interactive),
    color var(--transition-interactive),
    box-shadow var(--transition-interactive),
    transform var(--transition-interactive),
    border-color var(--transition-interactive);
  white-space: nowrap;
  cursor: pointer;
  border: 1px solid transparent;
}

.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--color-signal);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-signal);
}
.btn-primary:hover {
  background: var(--color-signal-bright);
  box-shadow: var(--shadow-signal-strong);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border-strong);
}
.btn-ghost:hover {
  border-color: var(--color-signal);
  color: var(--color-signal-bright);
  background: var(--color-signal-veil);
}

.btn-lg {
  padding: 0.95rem 1.75rem;
  font-size: var(--text-base);
}

.btn-arrow {
  display: inline-flex; align-items: center; gap: 0.4rem;
  color: var(--color-signal);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
}
.btn-arrow::after {
  content: '→';
  transition: transform var(--transition-interactive);
}
.btn-arrow:hover { color: var(--color-signal-bright); }
.btn-arrow:hover::after { transform: translateX(4px); }

/* ============================================================
   Tag / pill
   ============================================================ */

.tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-muted);
}

.tag-signal {
  border-color: color-mix(in oklab, var(--color-signal) 40%, transparent);
  background: var(--color-signal-veil);
  color: var(--color-signal-bright);
}

.tag .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--color-signal);
  box-shadow: 0 0 8px var(--color-signal);
}

.tag .dot.pulse {
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.55; transform: scale(1.1); }
}

/* ============================================================
   Cards & surfaces
   ============================================================ */

.panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}

.panel-elevated {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.panel.glow-border {
  background:
    linear-gradient(var(--color-surface), var(--color-surface)) padding-box,
    linear-gradient(140deg, var(--color-signal) 0%, transparent 40%, transparent 60%, var(--color-aqua-dim) 100%) border-box;
  border: 1px solid transparent;
}

/* ============================================================
   Grid + noise texture
   ============================================================ */

.grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(34, 211, 238, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 211, 238, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
  pointer-events: none;
  z-index: 0;
}

.noise {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 1 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  mix-blend-mode: overlay;
  z-index: 1;
}

/* ============================================================
   Scroll reveal (opacity-only, no CLS)
   ============================================================ */

.reveal {
  opacity: 1;
}

@supports (animation-timeline: scroll()) {
  .reveal {
    opacity: 0;
    animation: reveal-in linear both;
    animation-timeline: view();
    animation-range: entry 0% cover 30%;
  }
}

@keyframes reveal-in {
  to { opacity: 1; }
}

/* ============================================================
   Marquee (integrations strip)
   ============================================================ */

.marquee {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, black 12%, black 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 12%, black 88%, transparent);
}

.marquee-track {
  display: flex;
  gap: 4rem;
  width: max-content;
  animation: marquee 40s linear infinite;
}

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

@keyframes marquee {
  to { transform: translateX(-50%); }
}