/* ==========================================================================
   Zapo HP — design tokens + custom components
   Final committed direction: Zapo navy + black + white, Big Shoulders
   Display + Geist + JetBrains Mono. See docs/01-WEB-BRIEF.md.
   ========================================================================== */

:root {
  --color-bg: #FAF9F6;          /* warm cream, premium */
  --color-bg-soft: #F2EFE8;
  --color-ink: #0A0A0A;
  --color-ink-soft: #1C1C1C;
  --color-muted: #555555;       /* WCAG AA: 7.46:1 on white */
  --color-border: #E2DDD2;

  /* Brand */
  --color-blue: #0B2E5C;
  --color-blue-deep: #061A38;
  --color-blue-bright: #1F5BD0;
  --color-red: #E63027;
  --color-gold: #C9A961;        /* premium accent */
  --color-yellow: #FFD400;
  --color-green: #00B86B;
  --color-pink: #FF3FA4;

  --shadow-card: 0 1px 2px rgba(10,10,10,.04), 0 8px 24px rgba(10,10,10,.06);
  --shadow-lift: 0 2px 4px rgba(10,10,10,.06), 0 20px 40px rgba(10,10,10,.10);

  --font-display: 'Big Shoulders Display', 'Arial Narrow', Impact, sans-serif;
  --font-body: 'Geist', 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --fs-eyebrow: 0.72rem;
  --fs-base: 1rem;
  --fs-lg: 1.125rem;
  --fs-display: clamp(3rem, 2rem + 8vw, 10rem);
  --fs-h2: clamp(2.25rem, 1.5rem + 4vw, 5.5rem);
  --fs-h3: clamp(1.5rem, 1.2rem + 1.5vw, 2.5rem);

  --space-section: clamp(4rem, 2.5rem + 5vw, 8rem);
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
::selection { background: var(--color-blue); color: #fff; }

/* Skip-to-content link — visible only on keyboard focus */
.skip-link {
  position: absolute;
  top: -100px; left: 0;
  z-index: 100;
  padding: .75rem 1.25rem;
  background: var(--color-ink);
  color: #fff;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 0 0 .5rem 0;
  transition: top .2s ease;
}
.skip-link:focus { top: 0; }

/* Display */
.font-display {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: .9;
  text-transform: uppercase;
}
h1.font-display { font-size: var(--fs-display); font-weight: 900; }
h2.font-display { font-size: var(--fs-h2); font-weight: 800; }
h3.font-display { font-size: var(--fs-h3); font-weight: 700; }
.font-mono { font-family: var(--font-mono); }

/* Eyebrow */
.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-eyebrow);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: 1rem 1.75rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 999px;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform .25s cubic-bezier(.2,.7,.2,1), background .25s ease, color .25s ease, border-color .25s ease, box-shadow .25s ease;
  white-space: nowrap;
  line-height: 1;
  position: relative;
}
.btn:focus-visible {
  outline: 3px solid var(--color-blue-bright);
  outline-offset: 3px;
}
.btn-primary { background: var(--color-blue); color: #fff; box-shadow: 0 1px 0 rgba(0,0,0,.05), 0 8px 22px -8px rgba(11,46,92,.55); }
.btn-primary:hover { background: var(--color-ink); transform: translateY(-2px); box-shadow: 0 1px 0 rgba(0,0,0,.05), 0 14px 28px -8px rgba(10,10,10,.5); }
.btn-ink-outline { background: transparent; color: var(--color-blue); border-color: var(--color-blue); }
.btn-ink-outline:hover { background: var(--color-blue); color: #fff; transform: translateY(-2px); }

/* Premium card */
.card-premium {
  background: #fff;
  border-radius: 14px;
  box-shadow: var(--shadow-card);
  transition: transform .35s cubic-bezier(.2,.7,.2,1), box-shadow .35s ease;
}
.card-premium:hover { transform: translateY(-4px); box-shadow: var(--shadow-lift); }

/* Gold seal */
.seal-gold {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .4rem .8rem;
  border: 1px solid var(--color-gold);
  color: var(--color-gold);
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  border-radius: 999px;
}

/* Reveal */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); }
.reveal.is-visible { opacity: 1; transform: none; }

/* Form */
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 1rem 1.1rem;
  background: #fff;
  border: 1.5px solid var(--color-border);
  border-radius: 10px;
  font-family: var(--font-body); font-size: 1rem; color: var(--color-ink);
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.form-input:hover, .form-select:hover, .form-textarea:hover { border-color: #c5beae; }
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none; border-color: var(--color-blue);
  box-shadow: 0 0 0 4px rgba(11,46,92,.12);
}
.form-textarea { min-height: 120px; resize: vertical; }
.form-label { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; }
.form-hp { position:absolute; left:-9999px; opacity:0; pointer-events:none; }

/* Sticker / tag */
.tag {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .4rem .8rem;
  font-family: var(--font-mono); font-size: .68rem; letter-spacing: .14em; font-weight: 500;
  text-transform: uppercase;
  background: var(--color-ink); color: #fff;
  border-radius: 999px;
  backdrop-filter: blur(6px);
}

/* Underline kinetic on hover */
.kinetic-link { position: relative; display: inline-block; }
.kinetic-link::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -3px;
  height: 2px; background: currentColor;
  transform-origin: left; transform: scaleX(0); transition: transform .35s ease;
}
.kinetic-link:hover::after,
.kinetic-link:focus-visible::after { transform: scaleX(1); }
.kinetic-link:focus-visible {
  outline: 2px solid var(--color-blue-bright);
  outline-offset: 4px;
  border-radius: 2px;
}

/* Spinning sticker */
@keyframes spin-slow { to { transform: rotate(360deg); } }
.spin-slow { animation: spin-slow 18s linear infinite; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .spin-slow { animation: none !important; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}