@layer reset, tokens, fonts, base, utilities;

@layer reset {
  *, *::before, *::after {
    box-sizing: border-box;
  }
  html {
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
  }
  body, h1, h2, h3, h4, p, figure, blockquote, dl, dd {
    margin: 0;
  }
  ul[class], ol[class] {
    margin: 0;
    padding: 0;
    list-style: none;
  }
  img, picture, svg {
    display: block;
    max-width: 100%;
  }
  button, input, textarea, select {
    font: inherit;
    color: inherit;
  }
  button {
    background: none;
    border: 0;
    cursor: pointer;
  }
  a {
    color: inherit;
    text-decoration: none;
  }
  table {
    border-collapse: collapse;
    width: 100%;
  }
}

@layer tokens {
  :root {
    --bg: #232830;
    --surface: #2c333d;
    --bg-deep: #1c2027;
    --ink: #e8ecf1;
    --ink-muted: #9aa4b0;
    --accent: #ff6a1f;
    --accent-hover: #ff8142;
    --on-accent: #1c2027;

    --font-display: 'Unbounded', 'Segoe UI', system-ui, sans-serif;
    --font-text: 'Manrope', 'Segoe UI', system-ui, sans-serif;

    --fs-h1: clamp(2.5rem, 1.7rem + 3.4vw, 4.6rem);
    --fs-h2: clamp(1.9rem, 1.55rem + 1.5vw, 2.9rem);
    --fs-h3: clamp(1.3rem, 1.15rem + 0.6vw, 1.65rem);
    --fs-lead: clamp(1.05rem, 0.98rem + 0.35vw, 1.3rem);
    --fs-body: 1rem;
    --fs-small: 0.875rem;
    --fs-eyebrow: 0.8125rem;

    --lh-heading: 1.08;
    --lh-body: 1.65;

    --r: 1.1rem;
    --r-sm: 0.6rem;
    --r-lg: 1.7rem;
    --r-pill: 999px;

    --gap: clamp(0.75rem, 0.55rem + 1vw, 1.3rem);
    --wrap: min(76rem, 92vw);
    --wrap-narrow: min(46rem, 92vw);

    --ease: cubic-bezier(0.2, 0.7, 0.3, 1);
    --dur-fast: 160ms;
    --dur: 220ms;

    color-scheme: dark;
  }
}

@layer fonts {
  @font-face {
    font-family: 'Unbounded';
    font-style: normal;
    font-weight: 200 900;
    font-display: swap;
    src: url('../fonts/unbounded-latin-var.woff2') format('woff2');
  }
  @font-face {
    font-family: 'Manrope';
    font-style: normal;
    font-weight: 200 800;
    font-display: swap;
    src: url('../fonts/manrope-latin-var.woff2') format('woff2');
  }
}

@layer base {
  html {
    font-family: var(--font-text);
    background: var(--bg);
    color: var(--ink);
    scroll-behavior: smooth;
  }
  @media (prefers-reduced-motion: reduce) {
    html {
      scroll-behavior: auto;
    }
  }
  body {
    font-size: var(--fs-body);
    line-height: var(--lh-body);
    min-height: 100svh;
  }
  h1, h2, h3, h4 {
    font-family: var(--font-display);
    line-height: var(--lh-heading);
    font-weight: 600;
  }
  h1 {
    font-size: var(--fs-h1);
    letter-spacing: -0.02em;
  }
  h2 {
    font-size: var(--fs-h2);
    letter-spacing: -0.015em;
  }
  h3 {
    font-size: var(--fs-h3);
    letter-spacing: -0.01em;
  }
  p {
    max-width: 62ch;
  }
  ::selection {
    background: var(--accent);
    color: var(--on-accent);
  }
  :focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
    border-radius: var(--r-sm);
  }
  .to-content {
    position: absolute;
    top: -100px;
    left: 1rem;
    z-index: 100;
    background: var(--accent);
    color: var(--on-accent);
    font-weight: 700;
    padding: 0.75rem 1.25rem;
    border-radius: var(--r-sm);
    transition: top var(--dur) var(--ease);
  }
  .to-content:focus-visible {
    top: 1rem;
  }
  ::-moz-selection {
    background: var(--accent);
    color: var(--on-accent);
  }
}

@layer utilities {
  .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }
  .wrap {
    width: var(--wrap);
    margin-inline: auto;
  }
  .wrap--narrow {
    width: var(--wrap-narrow);
    margin-inline: auto;
  }
  .flex {
    display: flex;
  }
  .grid {
    display: grid;
  }
  .items-center {
    align-items: center;
  }
  .justify-between {
    justify-content: space-between;
  }
  .gap-2 {
    gap: 0.5rem;
  }
  .gap-3 {
    gap: 0.85rem;
  }
  .gap-4 {
    gap: 1.25rem;
  }
  .mt-2 {
    margin-top: 0.5rem;
  }
  .mt-3 {
    margin-top: 0.85rem;
  }
  .mt-4 {
    margin-top: 1.25rem;
  }
  .mt-6 {
    margin-top: 2rem;
  }
  .mb-3 {
    margin-bottom: 0.85rem;
  }
  .mb-4 {
    margin-bottom: 1.25rem;
  }
  .text-lg {
    font-size: var(--fs-lead);
  }
  .text-sm {
    font-size: var(--fs-small);
  }
  .text-muted {
    color: var(--ink-muted);
  }
  .text-accent {
    color: var(--accent);
  }
  .text-balance {
    text-wrap: balance;
  }
  .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-text);
    font-size: var(--fs-eyebrow);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
  }
  .eyebrow::before {
    content: '';
    width: 1.4rem;
    height: 2px;
    background: var(--accent);
    border-radius: var(--r-pill);
  }
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 1.5rem;
    border-radius: var(--r-pill);
    font-weight: 700;
    font-size: var(--fs-small);
    letter-spacing: 0.01em;
    min-height: 48px;
    transition: transform var(--dur) var(--ease), background var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
  }
  .btn--accent {
    background: var(--accent);
    color: var(--on-accent);
    box-shadow: 0 12px 28px -14px rgba(255, 106, 31, 0.7);
  }
  .btn--accent:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
  }
  .btn--ghost {
    background: transparent;
    color: var(--ink);
    border: 1px solid color-mix(in srgb, var(--ink) 22%, transparent);
  }
  .btn--ghost:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
  }
  .btn:active {
    transform: translateY(0);
  }
  .min-h-16 {
    min-height: 16rem;
  }
  .text-center {
    text-align: center;
  }
  .justify-center {
    justify-content: center;
  }
}