/* ==========================================================================
   MOOD · Base
   Tokens de design, fontes, reset e componentes compartilhados entre páginas.
   ========================================================================== */

/* Fontes auto-hospedadas (SIL OFL · ver assets/fonts/OFL.txt) */
@font-face {
  font-family: "DM Sans";
  src: url("../fonts/dm-sans-var.woff2") format("woff2");
  font-weight: 100 1000;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "DM Sans";
  src: url("../fonts/dm-sans-var-italic.woff2") format("woff2");
  font-weight: 100 1000;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "Space Mono";
  src: url("../fonts/space-mono-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* --------------------------------------------------------------------------
   Tokens
   -------------------------------------------------------------------------- */
:root {
  color-scheme: dark;

  /* Cor */
  --bg: #080808;
  --surface: #111111;
  --text: #ffffff;
  --text-2: rgb(255 255 255 / 0.5);
  --text-3: rgb(255 255 255 / 0.25);
  --line: rgb(255 255 255 / 0.1);
  --accent: #ff2d6b;

  /* Tipografia */
  --font-sans: "DM Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "Space Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --fs-label: 0.6875rem;                                  /* 11px */
  --fs-small: 0.875rem;                                   /* 14px */
  --fs-body: clamp(1rem, 0.96rem + 0.2vw, 1.125rem);      /* 16 → 18px */
  --fs-lead: clamp(1.25rem, 1.05rem + 1vw, 2rem);         /* 20 → 32px */
  --fs-h2: clamp(2.25rem, 1.6rem + 3.2vw, 4.5rem);        /* 36 → 72px */
  --fs-display: clamp(3rem, 1.9rem + 5.6vw, 7.5rem);      /* 48 → 120px */

  /* Espaçamento */
  --gutter: clamp(1.25rem, 0.8rem + 2.4vw, 3rem);         /* 20 → 48px */
  --section: clamp(5rem, 3.5rem + 7vw, 10rem);            /* 80 → 160px */
  --max-width: 90rem;                                     /* 1440px */

  /* Movimento */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --duration: 0.4s;

  --header-h: 4.5rem;
}

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

* {
  margin: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

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

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
}

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

h1,
h2,
h3 {
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

::selection {
  background: var(--accent);
  color: #fff;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  border-radius: 2px;
}

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

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

.skip-link {
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 1000;
  padding: 0.75rem 1.25rem;
  background: var(--text);
  color: var(--bg);
  font-size: var(--fs-small);
  border-radius: 999px;
  transform: translateY(-200%);
  transition: transform var(--duration) var(--ease);
}

.skip-link:focus {
  transform: none;
}

/* Rótulo em monoespaçada: o "sotaque" editorial da marca */
.label {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
}

.label--dot::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Botões
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  min-height: 3rem;
  padding: 0.75rem 1.5rem;
  border-radius: 999px;
  font-size: var(--fs-small);
  font-weight: 500;
  letter-spacing: 0.01em;
  white-space: nowrap;
  transition:
    background-color var(--duration) var(--ease),
    color var(--duration) var(--ease),
    border-color var(--duration) var(--ease);
}

.btn--primary {
  background: var(--text);
  color: var(--bg);
}

.btn--primary:hover {
  background: var(--accent);
  color: #fff;
}

.btn--ghost {
  border: 1px solid rgb(255 255 255 / 0.3);
  color: var(--text);
}

.btn--ghost:hover {
  border-color: var(--text);
}

.btn__icon {
  width: 1em;
  height: 1em;
  transition: transform var(--duration) var(--ease);
}

.btn:hover .btn__icon {
  transform: translate(2px, -2px);
}

/* --------------------------------------------------------------------------
   Movimento reduzido: respeita a preferência do sistema
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}