@font-face {
  font-family: 'Coolvetica';
  src: url('assets/fonts/coolvetica.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@layer tokens {
  :root {
    --clr-paper: #120124;
    --clr-ink: #ffffff;
    --clr-coral: #e02d96;
    --clr-violet: #8e6eff;
    --clr-lime: #00e676;
    --clr-stone: #331a54;
    --clr-white: #ffffff;
    --clr-ink-light: #ceb6ea;
    --clr-paper-deep: #080014;
    --clr-card-bg: #1c053a;

    --ff-display: 'Coolvetica', Arial, Helvetica, sans-serif;
    --ff-body: system-ui, -apple-system, 'Segoe UI', Helvetica, Arial, sans-serif;

    --fs-xs: clamp(0.72rem, 0.68rem + 0.2vw, 0.8rem);
    --fs-sm: clamp(0.85rem, 0.8rem + 0.25vw, 0.95rem);
    --fs-base: clamp(1rem, 0.96rem + 0.2vw, 1.05rem);
    --fs-md: clamp(1.1rem, 1rem + 0.5vw, 1.25rem);
    --fs-lg: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
    --fs-xl: clamp(1.5rem, 1.2rem + 1.5vw, 2rem);
    --fs-2xl: clamp(2rem, 1.5rem + 2.5vw, 3rem);
    --fs-3xl: clamp(2.5rem, 1.8rem + 3.5vw, 4.5rem);
    --fs-hero: clamp(2.8rem, 2rem + 4vw, 5.5rem);

    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    --grid-cols: 12;
    --grid-gap: clamp(1rem, 2vw, 1.5rem);
    --container-max: 1280px;
    --container-pad: clamp(1rem, 5vw, 3rem);

    --border-std: 1px solid var(--clr-stone);
    --border-dark: 1px solid var(--clr-ink);
    --border-coral: 2px solid var(--clr-coral);

    --radius-sm: 2px;
    --radius-md: 4px;

    --transition-base: 200ms ease;
    --transition-slow: 350ms ease;

    --shadow-card: 0 2px 8px rgba(23, 21, 28, 0.08);
    --shadow-lift: 0 6px 20px rgba(23, 21, 28, 0.14);

    --header-h: 3.5rem;
    --strip-h: 2.25rem;
    --header-total: calc(var(--strip-h) + var(--header-h));

    --z-base: 1;
    --z-overlay: 100;
    --z-nav: 200;
    --z-banner: 300;
    --z-progress: 400;
  }
}

@layer layout {
  .pfg-wrap {
    inline-size: 100%;
    max-inline-size: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--container-pad);
  }

  .pfg-wrap--wide {
    max-inline-size: 1440px;
  }

  .pfg-wrap--narrow {
    max-inline-size: 860px;
  }

  .pfg-grid {
    display: grid;
    grid-template-columns: repeat(var(--grid-cols), 1fr);
    gap: var(--grid-gap);
  }

  .pfg-col-12 { grid-column: span 12; }
  .pfg-col-8 { grid-column: span 12; }
  .pfg-col-7 { grid-column: span 12; }
  .pfg-col-6 { grid-column: span 12; }
  .pfg-col-5 { grid-column: span 12; }
  .pfg-col-4 { grid-column: span 12; }
  .pfg-col-3 { grid-column: span 12; }

  @media (min-width: 768px) {
    .pfg-col-8 { grid-column: span 8; }
    .pfg-col-7 { grid-column: span 7; }
    .pfg-col-6 { grid-column: span 6; }
    .pfg-col-5 { grid-column: span 5; }
    .pfg-col-4 { grid-column: span 4; }
    .pfg-col-3 { grid-column: span 6; }

    /* When the grid has 3 columns, span-4 would overflow – cap it to span 1 each */
    .pfg-grid[style*="--grid-cols: 3"] .pfg-col-4 { grid-column: span 1; }
    /* When the grid has 2 columns, span-4 also overflows – cap to span 1 */
    .pfg-grid[style*="--grid-cols: 2"] .pfg-col-4 { grid-column: span 1; }
  }

  @media (min-width: 1024px) {
    .pfg-col-3 { grid-column: span 3; }
    /* In a 12-col grid, col-4 should really span 4; col-6 spans 6. Already correct above. */
  }

  .pfg-section {
    padding-block: var(--space-16);
  }

  .pfg-section--lg {
    padding-block: var(--space-24);
  }

  .pfg-section--sm {
    padding-block: var(--space-8);
  }

  .pfg-section--dark {
    background-color: var(--clr-ink);
    color: var(--clr-paper);
  }

  .pfg-section--tinted {
    background-color: var(--clr-paper-deep);
  }

  .pfg-section--white {
    background-color: var(--clr-white);
  }

  .pfg-flex {
    display: flex;
    flex-wrap: wrap;
    gap: var(--grid-gap);
  }

  .pfg-flex--nowrap {
    flex-wrap: nowrap;
  }

  .pfg-flex--center {
    align-items: center;
    justify-content: center;
  }

  .pfg-flex--between {
    align-items: center;
    justify-content: space-between;
  }

  .pfg-flex--gap-sm {
    gap: var(--space-3);
  }
}

@layer typography {
  body {
    font-family: var(--ff-body);
    font-size: var(--fs-base);
    color: var(--clr-ink);
    background-color: var(--clr-paper);
    line-height: 1.6;
  }

  .pfg-display {
    font-family: var(--ff-display);
    font-weight: 400;
  }

  h1, h2, h3, h4, h5, h6 {
    font-family: var(--ff-display);
    font-weight: 400;
    color: var(--clr-ink);
    line-height: 1.1;
  }

  .pfg-section--dark h1,
  .pfg-section--dark h2,
  .pfg-section--dark h3,
  .pfg-section--dark h4 {
    color: var(--clr-paper);
  }

  .pfg-heading-xl {
    font-size: var(--fs-2xl);
  }

  .pfg-heading-lg {
    font-size: var(--fs-xl);
  }

  .pfg-heading-md {
    font-size: var(--fs-lg);
  }

  .pfg-heading-sm {
    font-size: var(--fs-md);
  }

  .pfg-eyebrow {
    font-family: var(--ff-body);
    font-size: var(--fs-xs);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--clr-coral);
  }

  .pfg-chapter-marker {
    font-family: var(--ff-display);
    font-size: clamp(5rem, 10vw, 12rem);
    line-height: 0.85;
    color: var(--clr-stone);
    user-select: none;
    pointer-events: none;
  }

  .pfg-lead {
    font-size: var(--fs-md);
    line-height: 1.65;
    max-inline-size: 68ch;
  }

  .pfg-body-text {
    font-size: var(--fs-base);
    line-height: 1.7;
    max-inline-size: 72ch;
  }

  .pfg-body-text p + p {
    margin-block-start: var(--space-4);
  }

  .pfg-caption {
    font-size: var(--fs-xs);
    color: var(--clr-ink-light);
    line-height: 1.4;
  }

  .pfg-label {
    font-family: var(--ff-body);
    font-size: var(--fs-xs);
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
  }

  .pfg-number-rail {
    font-family: var(--ff-display);
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    color: var(--clr-coral);
    line-height: 1;
    min-inline-size: 2.5rem;
  }

  a {
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: color var(--transition-base);
  }

  a:hover {
    color: var(--clr-coral);
  }

  .pfg-section--dark a:hover {
    color: var(--clr-lime);
  }

  .pfg-text-coral { color: var(--clr-coral); }
  .pfg-text-violet { color: var(--clr-violet); }
  .pfg-text-lime { color: var(--clr-lime); }
  .pfg-text-stone { color: var(--clr-stone); }
  .pfg-text-white { color: var(--clr-white); }
  .pfg-text-ink { color: var(--clr-ink); }
}

@layer utilities {
  .pfg-sr-only {
    position: absolute;
    inline-size: 1px;
    block-size: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
  }

  .pfg-border-top {
    border-block-start: var(--border-std);
  }

  .pfg-border-bottom {
    border-block-end: var(--border-std);
  }

  .pfg-border-coral-left {
    border-inline-start: var(--border-coral);
    padding-inline-start: var(--space-4);
  }

  .pfg-divider {
    block-size: 1px;
    background-color: var(--clr-stone);
    border: none;
    margin-block: var(--space-8);
  }

  .pfg-tag {
    display: inline-block;
    font-family: var(--ff-body);
    font-size: var(--fs-xs);
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: var(--space-1) var(--space-3);
    background-color: var(--clr-ink);
    color: var(--clr-paper);
    text-decoration: none;
  }

  .pfg-tag--coral {
    background-color: var(--clr-coral);
    color: var(--clr-white);
  }

  .pfg-tag--violet {
    background-color: var(--clr-violet);
    color: var(--clr-white);
  }

  .pfg-tag--lime {
    background-color: var(--clr-lime);
    color: var(--clr-ink);
  }

  .pfg-tag--outline {
    background-color: transparent;
    color: var(--clr-ink);
    border: var(--border-dark);
  }

  .pfg-img-frame {
    overflow: hidden;
    position: relative;
  }

  .pfg-img-frame img {
    inline-size: 100%;
    block-size: 100%;
    object-fit: cover;
  }

  .pfg-img-frame--clip {
    clip-path: polygon(0 0, 97% 0, 100% 6%, 100% 100%, 3% 100%, 0 94%);
  }

  .pfg-mt-auto { margin-block-start: auto; }
  .pfg-mb-2 { margin-block-end: var(--space-2); }
  .pfg-mb-4 { margin-block-end: var(--space-4); }
  .pfg-mb-6 { margin-block-end: var(--space-6); }
  .pfg-mb-8 { margin-block-end: var(--space-8); }
  .pfg-mt-4 { margin-block-start: var(--space-4); }
  .pfg-mt-6 { margin-block-start: var(--space-6); }
  .pfg-mt-8 { margin-block-start: var(--space-8); }
  .pfg-mt-12 { margin-block-start: var(--space-12); }

  .pfg-grid-line {
    position: absolute;
    background-color: var(--clr-stone);
    opacity: 0.35;
  }

  .pfg-grid-line--v {
    inline-size: 1px;
    block-size: 100%;
    inset-block-start: 0;
  }

  .pfg-grid-line--h {
    block-size: 1px;
    inline-size: 100%;
    inset-inline-start: 0;
  }
}