/* ==========================================================================
   Clean Ocean — base.css
   Reset, custom properties (design tokens) e tipografia.
   ========================================================================== */

:root {
  /* Paleta — cores oficiais da marca Clean Ocean Marítima (extraídas da logo
     vetorial: Pantone 7466 C / turquesa e Pantone 2188 C / azul-marinho) */
  --c-teal-500: #1ab2ad;
  --c-teal-400: #3fd0c9;
  --c-teal-300: #7ee3de;
  --c-teal-600: #158f8b;

  --c-navy-950: #081c31;
  --c-navy-900: #0e345d;
  --c-navy-800: #123f6e;
  --c-navy-700: #174c82;
  --c-blue-700: #1668a8;
  --c-blue-600: #1d7fc9;
  --c-blue-500: #3f9adf;
  --c-blue-400: #6fb6e8;

  /* Aliases mantidos por compatibilidade com o restante do CSS */
  --c-cyan-400: var(--c-teal-400);
  --c-cyan-300: var(--c-teal-300);

  --c-ink: #10202f;
  --c-slate-700: #33495a;
  --c-slate-600: #4b6072;
  --c-slate-400: #7d93a3;
  --c-slate-200: #c7d6df;
  --c-slate-100: #e4edf2;

  --c-bg: #f5f9fb;
  --c-surface: #ffffff;
  --c-border: #dce6ec;

  --c-white: #ffffff;

  /* Tipografia — Poppins (geométrica, mesma família visual da logo) para
     títulos; Inter para texto corrido */
  --font-heading: "Poppins", "Segoe UI", Arial, sans-serif;
  --font-body: "Montserrat", "Segoe UI", Arial, sans-serif;

  /* Espaçamento */
  --space-1: 0.4rem;
  --space-2: 0.8rem;
  --space-3: 1.2rem;
  --space-4: 1.6rem;
  --space-5: 2.4rem;
  --space-6: 3.2rem;
  --space-7: 4.8rem;
  --space-8: 6.4rem;

  /* Layout */
  --container-width: 1180px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  /* Sombra */
  --shadow-sm: 0 2px 8px rgba(10, 37, 64, 0.08);
  --shadow-md: 0 8px 24px rgba(10, 37, 64, 0.12);
  --shadow-lg: 0 16px 48px rgba(6, 24, 38, 0.18);

  /* Transições */
  --transition-fast: 0.18s ease;
  --transition-base: 0.28s ease;
}

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

html {
  font-size: 100%;
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--c-ink);
  background: var(--c-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-heading);
  color: var(--c-navy-900);
  line-height: 1.2;
  margin: 0 0 var(--space-3);
  font-weight: 600;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
}

h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}

h3 {
  font-size: 1.35rem;
}

p {
  margin: 0 0 var(--space-3);
  color: var(--c-slate-700);
}

button {
  font-family: inherit;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-blue-600);
  margin-bottom: var(--space-2);
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--c-cyan-400);
  display: inline-block;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

::selection {
  background: var(--c-cyan-300);
  color: var(--c-navy-950);
}