/* ============================================================
   CARDIO PELO MUNDO — Landing Page
   Design system & global styles
   ============================================================ */

/* @import precisa ser a PRIMEIRA regra do arquivo CSS */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;1,400&family=Montserrat:wght@300;400;500;600;700;800&family=Tenor+Sans&display=swap');

@font-face {
  font-family: 'Al Chevrola';
  src: url('assets/fonts/AlChevrola.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

:root {
  /* Palette — extracted from brand */
  --bg-cream: #f1e6d2;       /* areia clara, base */
  --bg-cream-2: #ece0c8;     /* variação levemente mais quente */
  --bg-deep: #2b1810;        /* marrom muito escuro */
  --bg-mid: #3a2418;         /* marrom escuro */
  --terracota: #9b3a1a;      /* terracota da marca */
  --terracota-2: #7a2c12;
  --brown: #6b3a20;          /* marrom médio */
  --brown-2: #4b2a14;
  --gold: #c69a3d;           /* dourado suave */
  --gold-2: #a87c25;
  --ink: #2b1810;
  --ink-soft: #5a3a26;
  --line: rgba(43, 24, 16, 0.18);
  --line-soft: rgba(43, 24, 16, 0.10);

  /* On-dark */
  --on-dark: #f1e6d2;
  --on-dark-soft: rgba(241, 230, 210, 0.72);
  --line-dark: rgba(241, 230, 210, 0.18);

  /* Type */
  --font-display: 'Al Chevrola', 'Cormorant Garamond', Georgia, serif;
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Montserrat', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-mont: 'Montserrat', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-tenor: 'Tenor Sans', 'Cormorant Garamond', Georgia, serif;

  /* Spacing scale */
  --gutter: clamp(20px, 4vw, 80px);
  --section-y: clamp(80px, 10vw, 160px);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg-cream);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }

a { color: inherit; }

/* Display type */
.display {
  font-family: var(--font-display);
  font-weight: normal;
  letter-spacing: 0.01em;
  line-height: 0.95;
  text-transform: lowercase;
}

.eyebrow {
  font-family: var(--font-sans);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 11px;
  font-weight: 500;
  color: var(--ink-soft);
}

.eyebrow.on-dark { color: var(--on-dark-soft); }

/* Layout */
.container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.container-narrow {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 var(--gutter);
}

section { position: relative; }

.divider {
  width: 100%;
  height: 1px;
  background: var(--line);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--terracota);
  color: var(--on-dark);
}
.btn-primary:hover {
  background: var(--terracota-2);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}
.btn-ghost:hover {
  border-color: var(--ink);
}

.btn-ghost.on-dark {
  color: var(--on-dark);
  border-color: var(--line-dark);
}
.btn-ghost.on-dark:hover {
  border-color: var(--on-dark);
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.9s cubic-bezier(.2,.7,.2,1), transform 0.9s cubic-bezier(.2,.7,.2,1);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Decorative dotted line */
.dotted-route {
  background-image: radial-gradient(circle, currentColor 1px, transparent 1.4px);
  background-size: 8px 8px;
  background-repeat: repeat-x;
  background-position: center;
  height: 2px;
  color: var(--brown);
  opacity: 0.4;
}