@layer reset, base, primitives;

:root {
  --saffron: #F2A900;
  --cobalt: #1E4FA3;
  --chalk: #F7F4EE;
  --tomato: #D94F3D;
  --charcoal: #2B2B2B;
  --oak: #C8A97E;
  --ink-soft: #5A5A5A;
  --saffron-deep: #D18F00;

  --font-heading: 'Fraunces', serif;
  --font-body: 'Inter', sans-serif;

  --text-display: clamp(2.25rem, 4.5vw, 3.5rem);
  --text-h1: clamp(1.75rem, 3.5vw, 2.5rem);
  --text-h2: clamp(1.375rem, 2.5vw, 1.875rem);
  --text-h3: 1.375rem;
  --text-h4: 1.125rem;
  --text-body-large: 1.125rem;
  --text-body: 1rem;
  --text-small: 0.875rem;
  --text-caption: 0.75rem;
  --text-overline: 0.6875rem;

  --leading-display: 1.05;
  --leading-h1: 1.1;
  --leading-h2: 1.15;
  --leading-h3: 1.2;
  --leading-h4: 1.25;
  --leading-body-large: 1.6;
  --leading-body: 1.6;
  --leading-small: 1.5;
  --leading-caption: 1.4;
  --leading-overline: 1.3;

  --tracking-display: -0.02em;
  --tracking-h1: -0.01em;
  --tracking-caption: 0.01em;
  --tracking-overline: 0.08em;

  --space-2: 2px;
  --space-4: 4px;
  --space-8: 8px;
  --space-12: 12px;
  --space-16: 16px;
  --space-24: 24px;
  --space-32: 32px;
  --space-48: 48px;
  --space-64: 64px;
  --space-96: 96px;
  --space-128: 128px;

  --container-max: 1200px;
  --container-text: 720px;
  --page-margin-mobile: 24px;
  --page-margin-tablet: 40px;
  --page-margin-desktop: 64px;

  --radius-card: 8px;
  --radius-control: 4px;
  --radius-image: 0px;
  --radius-image-inset: 8px;
  --radius-graphic: 0px;

  --border-subtle: 1px solid rgba(43, 43, 43, 0.15);
  --border-active: 2px solid var(--charcoal);
  --border-focus: 2px solid var(--cobalt);

  --shadow-card: 0 2px 8px rgba(43, 43, 43, 0.08);

  --transition-fast: 150ms ease-out;
}

@layer reset {
  *,
  *::before,
  *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

  html {
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
    scroll-behavior: smooth;
  }

  body {
    min-height: 100vh;
    min-height: 100dvh;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
  }

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

  input,
  button,
  textarea,
  select {
    font: inherit;
    color: inherit;
  }

  button {
    background: none;
    border: none;
    cursor: pointer;
  }

  p,
  h1,
  h2,
  h3,
  h4,
  h5,
  h6 {
    overflow-wrap: break-word;
  }

  ul,
  ol {
    list-style: none;
  }

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

  table {
    border-collapse: collapse;
    border-spacing: 0;
  }

  blockquote,
  q {
    quotes: none;
  }

  blockquote::before,
  blockquote::after,
  q::before,
  q::after {
    content: '';
    content: none;
  }

  [hidden] {
    display: none !important;
  }
}

@layer base {
  html {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: var(--leading-body);
    color: var(--charcoal);
    background-color: var(--chalk);
  }

  body {
    font-family: var(--font-body);
    font-size: var(--text-body);
    line-height: var(--leading-body);
    color: var(--charcoal);
    background-color: var(--chalk);
    overflow-x: hidden;
  }

  h1,
  h2,
  h3,
  h4,
  h5,
  h6 {
    font-family: var(--font-heading);
    color: var(--charcoal);
    font-weight: 700;
  }

  h1 {
    font-size: var(--text-h1);
    line-height: var(--leading-h1);
    letter-spacing: var(--tracking-h1);
    font-weight: 700;
    margin-block-end: var(--space-24);
  }

  h2 {
    font-size: var(--text-h2);
    line-height: var(--leading-h2);
    letter-spacing: 0;
    font-weight: 600;
    margin-block-end: var(--space-16);
  }

  h3 {
    font-size: var(--text-h3);
    line-height: var(--leading-h3);
    letter-spacing: 0;
    font-weight: 600;
    margin-block-end: var(--space-12);
  }

  h4 {
    font-family: var(--font-body);
    font-size: var(--text-h4);
    line-height: var(--leading-h4);
    letter-spacing: 0;
    font-weight: 600;
    margin-block-end: var(--space-8);
  }

  p {
    font-size: var(--text-body);
    line-height: var(--leading-body);
    margin-block-end: var(--space-16);
  }

  ul,
  ol {
    margin-block-end: var(--space-16);
    padding-inline-start: var(--space-24);
  }

  ul {
    list-style: disc;
  }

  ol {
    list-style: decimal;
  }

  blockquote {
    font-family: var(--font-heading);
    font-size: var(--text-h3);
    line-height: var(--leading-h3);
    font-weight: 600;
    color: var(--charcoal);
    border-inline-start: 4px solid var(--saffron);
    padding-inline-start: var(--space-24);
    margin-block-end: var(--space-24);
  }

  figure {
    margin-block-end: var(--space-24);
  }

  figcaption {
    font-size: var(--text-caption);
    line-height: var(--leading-caption);
    letter-spacing: var(--tracking-caption);
    font-weight: 500;
    color: var(--ink-soft);
    margin-block-start: var(--space-8);
  }

  small {
    font-size: var(--text-small);
    line-height: var(--leading-small);
  }

  strong {
    font-weight: 600;
  }

  em {
    font-style: italic;
  }

  a {
    color: var(--charcoal);
    text-decoration: underline;
    text-decoration-color: var(--saffron);
    text-decoration-thickness: 2px;
    text-underline-offset: 3px;
    transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
  }

  a:hover {
    color: var(--cobalt);
    text-decoration-color: var(--cobalt);
  }

  a:focus-visible {
    outline: var(--border-focus);
    outline-offset: 2px;
    border-radius: var(--radius-control);
  }

  img {
    max-width: 100%;
    height: auto;
  }

  hr {
    border: none;
    border-block-start: var(--border-subtle);
    margin-block: var(--space-32);
  }

  code,
  pre {
    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    font-size: 0.9em;
  }

  pre {
    background-color: rgba(43, 43, 43, 0.04);
    border: var(--border-subtle);
    border-radius: var(--radius-card);
    padding: var(--space-16);
    overflow-x: auto;
    margin-block-end: var(--space-24);
  }

  ::selection {
    background-color: var(--saffron);
    color: var(--charcoal);
  }

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

  input,
  textarea,
  select {
    font-family: var(--font-body);
    font-size: var(--text-body);
    line-height: var(--leading-body);
    color: var(--charcoal);
    background-color: var(--chalk);
    border: 1px solid rgba(43, 43, 43, 0.3);
    border-radius: var(--radius-control);
    padding: var(--space-12) var(--space-16);
    width: 100%;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  }

  input:focus,
  textarea:focus,
  select:focus {
    outline: none;
    border-color: var(--cobalt);
    box-shadow: 0 0 0 2px rgba(30, 79, 163, 0.2);
  }

  input::placeholder,
  textarea::placeholder {
    color: var(--ink-soft);
    opacity: 1;
  }

  textarea {
    resize: vertical;
    min-height: 120px;
  }

  label {
    display: block;
    font-size: var(--text-small);
    font-weight: 500;
    color: var(--charcoal);
    margin-block-end: var(--space-4);
  }

  fieldset {
    border: var(--border-subtle);
    border-radius: var(--radius-card);
    padding: var(--space-24);
    margin-block-end: var(--space-24);
  }

  legend {
    font-family: var(--font-heading);
    font-size: var(--text-h4);
    font-weight: 600;
    padding-inline: var(--space-8);
  }

  :where(p, h1, h2, h3, h4, h5, h6, ul, ol, blockquote, figure, table, pre, form, fieldset):last-child {
    margin-block-end: 0;
  }

  .content-list {
    list-style: disc;
    padding-inline-start: var(--space-24);
    margin-block-end: var(--space-16);
  }

  .content-list li {
    margin-block-end: var(--space-8);
    padding-inline-start: var(--space-4);
  }

  .content-list li:last-child {
    margin-block-end: 0;
  }
}

@layer primitives {
  .container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--page-margin-mobile);
  }

  .container-text {
    width: 100%;
    max-width: var(--container-text);
    margin-inline: auto;
    padding-inline: var(--page-margin-mobile);
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-8);
    font-family: var(--font-body);
    font-size: var(--text-small);
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    text-decoration: none;
    border-radius: var(--radius-control);
    padding: var(--space-16) var(--space-24);
    min-height: 44px;
    cursor: pointer;
    transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
    border: 2px solid transparent;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
  }

  .btn:active {
    transform: translateY(1px);
  }

  .btn:focus-visible {
    outline: var(--border-focus);
    outline-offset: 2px;
  }

  .btn-primary {
    background-color: var(--saffron);
    color: var(--charcoal);
    border-color: var(--saffron);
  }

  .btn-primary:hover {
    background-color: var(--saffron-deep);
    border-color: var(--saffron-deep);
    color: var(--charcoal);
  }

  .btn-secondary {
    background-color: transparent;
    color: var(--charcoal);
    border-color: var(--charcoal);
  }

  .btn-secondary:hover {
    background-color: var(--charcoal);
    color: var(--chalk);
    border-color: var(--charcoal);
  }

  .btn-cobalt {
    background-color: var(--cobalt);
    color: var(--chalk);
    border-color: var(--cobalt);
  }

  .btn-cobalt:hover {
    background-color: var(--charcoal);
    border-color: var(--charcoal);
    color: var(--chalk);
  }

  .card {
    background-color: var(--chalk);
    border: var(--border-subtle);
    border-radius: var(--radius-card);
    padding: var(--space-24);
    box-shadow: var(--shadow-card);
  }

  .card-featured {
    border-inline-start: 4px solid var(--saffron);
  }

  .surface-saffron {
    background-color: var(--saffron);
    color: var(--charcoal);
  }

  .surface-cobalt {
    background-color: var(--cobalt);
    color: var(--chalk);
  }

  .surface-chalk {
    background-color: var(--chalk);
    color: var(--charcoal);
  }

  .surface-oak {
    background-color: var(--oak);
    color: var(--charcoal);
  }

  .surface-charcoal {
    background-color: var(--charcoal);
    color: var(--chalk);
  }

  .text-charcoal {
    color: var(--charcoal);
  }

  .text-chalk {
    color: var(--chalk);
  }

  .text-saffron {
    color: var(--saffron);
  }

  .text-cobalt {
    color: var(--cobalt);
  }

  .text-ink-soft {
    color: var(--ink-soft);
  }

  .text-tomato {
    color: var(--tomato);
  }

  .overline {
    font-family: var(--font-body);
    font-size: var(--text-overline);
    line-height: var(--leading-overline);
    letter-spacing: var(--tracking-overline);
    font-weight: 600;
    text-transform: uppercase;
    color: var(--ink-soft);
  }

  .display {
    font-family: var(--font-heading);
    font-size: var(--text-display);
    line-height: var(--leading-display);
    letter-spacing: var(--tracking-display);
    font-weight: 700;
    color: var(--charcoal);
  }

  .checkerboard {
    height: 16px;
    width: 100%;
    background-image: repeating-linear-gradient(
      90deg,
      var(--saffron) 0,
      var(--saffron) 16px,
      var(--cobalt) 16px,
      var(--cobalt) 32px
    );
  }

  .image-frame {
    border: 4px solid var(--oak);
    border-radius: var(--radius-image-inset);
    overflow: hidden;
  }

  .image-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
  }

  .flex-row {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--space-16);
  }

  .flex-row > * {
    min-width: 0;
    flex-shrink: 1;
  }

  .flex-column {
    display: flex;
    flex-direction: column;
    gap: var(--space-16);
  }

  .flex-column > * {
    min-width: 0;
    flex-shrink: 1;
  }

  .flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-16);
  }

  .flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-16);
    flex-wrap: wrap;
  }

  .flex-between > * {
    min-width: 0;
    flex-shrink: 1;
  }

  .flex-start {
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
    gap: var(--space-16);
    flex-wrap: wrap;
  }

  .flex-start > * {
    min-width: 0;
    flex-shrink: 1;
  }

  .flex-end {
    display: flex;
    align-items: flex-end;
    justify-content: flex-end;
    gap: var(--space-16);
    flex-wrap: wrap;
  }

  .flex-end > * {
    min-width: 0;
    flex-shrink: 1;
  }

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

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

  .gap-4 { gap: var(--space-4); }
  .gap-8 { gap: var(--space-8); }
  .gap-12 { gap: var(--space-12); }
  .gap-16 { gap: var(--space-16); }
  .gap-24 { gap: var(--space-24); }
  .gap-32 { gap: var(--space-32); }
  .gap-48 { gap: var(--space-48); }

  .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;
  }

  .skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-16);
    z-index: 10000;
    background-color: var(--saffron);
    color: var(--charcoal);
    padding: var(--space-12) var(--space-24);
    border-radius: var(--radius-control);
    font-weight: 600;
    transition: top var(--transition-fast);
  }

  .skip-link:focus {
    top: var(--space-16);
  }
}

@media (min-width: 768px) {
  @layer primitives {
    .container {
      padding-inline: var(--page-margin-tablet);
    }

    .container-text {
      padding-inline: var(--page-margin-tablet);
    }
  }
}

@media (min-width: 1024px) {
  @layer primitives {
    .container {
      padding-inline: var(--page-margin-desktop);
    }

    .container-text {
      padding-inline: var(--page-margin-desktop);
    }
  }
}

@media (max-width: 767px) {
  @layer primitives {
    .checkerboard {
      height: 8px;
      background-image: repeating-linear-gradient(
        90deg,
        var(--saffron) 0,
        var(--saffron) 8px,
        var(--cobalt) 8px,
        var(--cobalt) 16px
      );
    }
  }
}

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