/* ============================================
   Adolasi · landing v1
   palette: greys (modo oscuro inv_* del manual)
   ============================================ */

:root {
  --bg:         #ececea;
  --fg:         #1f1f1d;
  --accent:     #6b6b67;
  --inv-bg:     #2a2a28;
  --inv-fg:     #d8d8d4;
  --inv-accent: #a3a39d;

  --font-mono:  'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
  --font-sans:  'Geist', system-ui, -apple-system, 'Segoe UI', sans-serif;

  --maxw: 1280px;
  --pad-x: clamp(20px, 5vw, 72px);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--inv-bg);
  color: var(--inv-fg);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
}

a { color: inherit; text-decoration: none; }

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

/* ---------- type primitives ---------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--inv-accent);
  margin: 0 0 18px;
}

/* ---------- wordmark ---------- */
.wordmark {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--inv-fg);
  display: inline-flex;
  align-items: baseline;
}
.wordmark .cursor {
  color: var(--inv-accent);
  margin-left: 0.02em;
  animation: blink 1.05s steps(1, end) infinite;
}

@keyframes blink {
  0%, 50%      { opacity: 1; }
  50.01%, 100% { opacity: 0.15; }
}

@media (prefers-reduced-motion: reduce) {
  .wordmark .cursor { animation: none; opacity: 1; }
}

/* ---------- header ---------- */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px var(--pad-x);
  border-bottom: 1px solid color-mix(in srgb, var(--inv-fg) 11%, transparent);
}

/* ---------- hero ---------- */
.hero {
  flex: 1;
  display: flex;
  align-items: center;
  padding: clamp(56px, 10vw, 120px) var(--pad-x);
}
.hero__inner {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
}
.hero__title {
  font-family: var(--font-sans);
  font-size: clamp(40px, 7.2vw, 88px);
  font-weight: 600;
  letter-spacing: -0.045em;
  line-height: 1.05;
  margin: 0 0 24px;
  max-width: 14ch;
}
.hero__title .dim { opacity: 0.45; }

.hero__lede {
  font-family: var(--font-sans);
  font-size: clamp(15px, 1.4vw, 18px);
  line-height: 1.5;
  max-width: 48ch;
  margin: 0 0 32px;
  opacity: 0.7;
}

/* ---------- buttons ---------- */
.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  padding: 12px 18px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  transition: transform 120ms ease, background 120ms ease, color 120ms ease;
}
.btn--whatsapp {
  background: #25d366;
  color: #fff;
  padding: 12px 20px;
}
.btn--whatsapp:hover,
.btn--whatsapp:focus-visible {
  background: #1ebe5b;
  transform: translateY(-1px);
}
.btn__icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}
.btn:focus-visible {
  outline: 2px solid var(--inv-fg);
  outline-offset: 3px;
}

/* ---------- responsive ---------- */
@media (max-width: 720px) {
  .site-header { padding: 16px 20px; }
  .hero { padding: 32px 20px 56px; }
  .hero__title { font-size: 40px; }
  .eyebrow { font-size: 10px; letter-spacing: 0.25em; }
}