/* ============================================================
   JIWA — Base styles
   Design system foundation: variabili, reset, tipografia.
   ============================================================ */

/* ---------- Google Fonts: Oxanium + Chakra Petch ---------- */
@import url('https://fonts.googleapis.com/css2?family=Chakra+Petch:wght@300;400;500;600;700&family=Oxanium:wght@400;500;600;700&display=swap');

/* ---------- DESIGN TOKENS ---------- */
:root {
  /* Palette JIWA */
  --color-nero: #0A0804;
  --color-ocra: #B08920;
  --color-ocra-light: #D4AA38;
  --color-fucsia: #E53535;
  --color-verde: #4A7C20;
  --color-testo: #E8D8A0;
  --color-testo-dim: #8A7848;

  /* Trasparenze per box "intravedi sfondo" */
  --bg-box-strong: rgba(10, 8, 4, 0.85);
  --bg-box-medium: rgba(10, 8, 4, 0.65);
  --bg-box-soft: rgba(10, 8, 4, 0.45);
  --bg-img-placeholder: rgba(26, 20, 8, 0.75);

  /* Tipografia */
  --font-display: 'Oxanium', system-ui, sans-serif;
  --font-body: 'Chakra Petch', system-ui, monospace;

  --fs-hero: clamp(48px, 8vw, 96px);
  --fs-h1: clamp(40px, 6vw, 64px);
  --fs-h2: clamp(28px, 4vw, 44px);
  --fs-h3: clamp(22px, 3vw, 32px);
  --fs-body: 16px;
  --fs-small: 14px;
  --fs-label: 11px;
  --fs-caption: 12px;

  --lh-tight: 1.1;
  --lh-base: 1.5;
  --lh-loose: 1.7;

  --ls-tight: -0.01em;
  --ls-label: 0.2em;
  --ls-mono: 0.05em;

  /* Spaziature (8pt grid) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --space-6: 48px;
  --space-7: 64px;
  --space-8: 96px;
  --space-9: 128px;

  /* Layout */
  --container-max: 1440px;
  --container-padding: clamp(20px, 5vw, 80px);
  --section-padding-y: clamp(60px, 10vh, 120px);

  /* Borders & lines */
  --border-thin: 1px solid var(--color-testo-dim);
  --border-thin-strong: 1px solid var(--color-ocra-light);
  --border-thin-accent: 1px solid var(--color-fucsia);
  --border-dim: 1px solid rgba(138, 120, 72, 0.4);

  /* Transizioni */
  --t-fast: 120ms ease-out;
  --t-base: 240ms ease-out;
  --t-slow: 480ms ease-out;

  /* Z-index scale */
  --z-base: 1;
  --z-navbar: 100;
  --z-soundscape-player: 200;
  --z-overlay: 500;
  --z-modal: 1000;
}

/* ---------- RESET ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--color-nero);
  color: var(--color-testo);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, video, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
ul, ol { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4, h5, h6 { font-weight: 600; margin: 0; }
p { margin: 0; }

/* ---------- TIPOGRAFIA UTILITY ---------- */
.title-hero {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-hero);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  color: var(--color-ocra-light);
}
.title-section {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-h1);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  color: var(--color-ocra-light);
}
.title-opera {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-h2);
  line-height: var(--lh-tight);
  color: var(--color-fucsia);
}
.title-content {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-h3);
  letter-spacing: var(--ls-tight);
  color: var(--color-fucsia);
}
.subtitle {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-loose);
  color: var(--color-testo);
}
.label-sys {
  font-family: var(--font-body);
  font-size: var(--fs-label);
  letter-spacing: var(--ls-label);
  color: var(--color-verde);
  text-transform: uppercase;
}
.label-meta {
  font-family: var(--font-body);
  font-size: var(--fs-label);
  letter-spacing: 0.18em;
  color: var(--color-testo-dim);
  text-transform: uppercase;
}
.body-text {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-loose);
  color: var(--color-testo);
}
.caption {
  font-family: var(--font-body);
  font-size: var(--fs-caption);
  letter-spacing: var(--ls-mono);
  color: var(--color-testo-dim);
}

/* ---------- CTA ---------- */
.cta {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--color-fucsia);
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: opacity var(--t-fast);
}
.cta:hover { opacity: 0.7; }
.cta-secondary {
  color: var(--color-ocra-light);
}
.cta-secondary:hover { opacity: 0.7; }

/* ---------- DECORATIVI ---------- */
.deco-asterisco {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 48px;
  color: var(--color-fucsia);
  user-select: none;
  pointer-events: none;
}

/* ---------- LAYOUT ROOT ---------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

main {
  min-height: 100vh;
}

/* ---------- 404 ---------- */
.page-404 {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.page-404 main {
  padding: var(--space-8) var(--container-padding);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
}

/* ---------- FOCUS A11Y ---------- */
:focus-visible {
  outline: 2px solid var(--color-fucsia);
  outline-offset: 4px;
}

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