@layer reset, tokens, base, layout, components, utilities;

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

  * {
    margin: 0;
  }

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

  img,
  svg {
    display: block;
    max-width: 100%;
  }

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

@layer tokens {
  :root {
    /* Brand palette */
    --color-primary: #1a3c5e;
    --color-primary-deep: #1a2e4a;
    --color-text: #0f2438;
    /* #e87a1a is the brief's brand orange; darkened to #b55e12 for text/button/icon
       use so it clears 4.5:1 against white (WCAG AA). Bright variant kept for
       large-scale decorative fills only (gradients, non-text). */
    --color-accent: #b55e12;
    --color-accent-bright: #e87a1a;
    --color-accent-dark: #9a500f;
    --color-bg-soft: #cee5f5;
    --color-surface: #ffffff;

    /* Type */
    --font-body: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --step-h1: clamp(2rem, 1.5rem + 2.2vw, 3.25rem);
    --step-h2: clamp(1.5rem, 1.3rem + 1vw, 2.25rem);
    --step-h3: clamp(1.15rem, 1.05rem + 0.4vw, 1.4rem);
    --step-lead: clamp(1.05rem, 1rem + 0.4vw, 1.25rem);

    /* Spacing / layout */
    --container-max: 72rem;
    --gutter: clamp(1rem, 4vw, 2.5rem);
    --radius: 0.5rem;
    --focus-ring: 0 0 0 3px color-mix(in oklab, var(--color-accent) 55%, white);
  }

  @media (prefers-color-scheme: dark) {
    :root {
      --color-surface: #10233a;
      --color-bg-soft: #16324f;
      --color-text: #e7eef5;
    }
  }
}

@layer base {
  body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-surface);
    line-height: 1.6;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
  }

  main {
    flex: 1;
  }

  h1,
  h2,
  h3 {
    line-height: 1.2;
    color: var(--color-primary);
  }

  h1 {
    font-size: var(--step-h1);
  }

  h2 {
    font-size: var(--step-h2);
  }

  h3 {
    font-size: var(--step-h3);
  }

  p {
    max-width: 65ch;
  }

  a {
    color: var(--color-primary);
  }

  a:not([class]) {
    text-decoration-thickness: 1px;
    text-underline-offset: 0.15em;
  }

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

  @media (prefers-reduced-motion: no-preference) {
    a,
    button,
    .btn {
      transition: background-color 150ms ease, color 150ms ease, border-color 150ms ease;
    }
  }
}

@layer layout {
  .container {
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--gutter);
  }

  .stack {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  .cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
    gap: 1.5rem;
  }

  .trust-strip__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
    gap: 1.5rem;
  }
}

@layer components {
  /* Skip link */
  .skip-link {
    position: absolute;
    left: -999px;
    top: 0;
    background: var(--color-accent);
    color: #fff;
    padding: 0.75rem 1.25rem;
    z-index: 100;
    border-radius: 0 0 var(--radius) 0;
  }

  .skip-link:focus {
    left: 0;
  }

  /* Header */
  .site-header {
    border-block-end: 1px solid var(--color-bg-soft);
    background: var(--color-surface);
    position: sticky;
    top: 0;
    z-index: 10;
  }

  .site-header__bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding-block: 1rem;
  }

  .wordmark {
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: -0.01em;
    text-decoration: none;
  }

  .wordmark__gutters {
    color: var(--color-primary);
  }

  .wordmark__sale {
    color: var(--color-accent);
  }

  .site-nav ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    padding: 0;
  }

  .site-nav a {
    text-decoration: none;
    font-weight: 600;
    color: var(--color-primary);
    padding-block: 0.25rem;
    border-bottom: 2px solid transparent;
  }

  .site-nav a:hover,
  .site-nav a:focus-visible,
  .site-nav a[aria-current="page"] {
    border-bottom-color: var(--color-accent);
  }

  /* Hero */
  .hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-deep) 100%);
    color: #fff;
    padding-block: clamp(3rem, 6vw, 5.5rem);
  }

  .hero h1 {
    color: #fff;
  }

  .hero__lead {
    font-size: var(--step-lead);
    color: #dceafb;
    max-width: 42ch;
    margin-block-start: 1rem;
  }

  .hero__actions {
    margin-block-start: 2rem;
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
  }

  /* Buttons */
  .btn {
    display: inline-block;
    padding: 0.85rem 1.75rem;
    border-radius: var(--radius);
    font-weight: 700;
    text-decoration: none;
    border: 2px solid transparent;
    cursor: pointer;
  }

  .btn--accent {
    background: var(--color-accent);
    color: #fff;
  }

  .btn--accent:hover,
  .btn--accent:focus-visible {
    background: var(--color-accent-dark);
  }

  .btn--outline {
    background: transparent;
    border-color: #fff;
    color: #fff;
  }

  .btn--outline:hover,
  .btn--outline:focus-visible {
    background: rgba(255, 255, 255, 0.12);
  }

  .btn--outline-dark {
    background: transparent;
    border-color: var(--color-primary);
    color: var(--color-primary);
  }

  .btn--outline-dark:hover,
  .btn--outline-dark:focus-visible {
    background: var(--color-bg-soft);
  }

  /* Sections */
  .section {
    padding-block: clamp(2.5rem, 5vw, 4.5rem);
  }

  .section--soft {
    background: var(--color-bg-soft);
  }

  .section__heading {
    text-align: center;
    max-width: 48ch;
    margin-inline: auto;
    margin-block-end: 2.5rem;
  }

  .section__heading p {
    margin-inline: auto;
    color: var(--color-text);
  }

  /* Service card */
  .card {
    background: var(--color-surface);
    border: 1px solid var(--color-bg-soft);
    border-radius: var(--radius);
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
  }

  .card__icon {
    width: 2.5rem;
    height: 2.5rem;
    color: var(--color-accent);
  }

  .card p {
    font-size: 0.95rem;
  }

  /* Trust strip */
  .trust-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .trust-item__icon {
    width: 1.75rem;
    height: 1.75rem;
    color: var(--color-primary);
    flex-shrink: 0;
  }

  .trust-item p {
    font-weight: 600;
    font-size: 0.95rem;
  }

  /* CTA band */
  .cta-band {
    background: linear-gradient(135deg, var(--color-primary-deep) 0%, var(--color-primary) 100%);
    color: #fff;
    text-align: center;
    padding-block: clamp(2.5rem, 5vw, 4rem);
  }

  .cta-band h2 {
    color: #fff;
  }

  .cta-band p {
    color: #dceafb;
    margin-inline: auto;
    margin-block: 0.75rem 1.5rem;
  }

  /* Service detail sections */
  .service-detail {
    padding-block: 2.5rem;
    border-block-end: 1px solid var(--color-bg-soft);
  }

  .service-detail:last-of-type {
    border-block-end: none;
  }

  .service-detail__header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-block-end: 1rem;
  }

  .service-detail__icon {
    width: 2.25rem;
    height: 2.25rem;
    color: var(--color-accent);
    flex-shrink: 0;
  }

  /* Contact info block */
  .info-block {
    background: var(--color-bg-soft);
    border-radius: var(--radius);
    padding: 1.5rem;
    display: grid;
    gap: 0.75rem;
  }

  .info-block dt {
    font-weight: 700;
    color: var(--color-primary);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
  }

  .info-block dd {
    margin-inline-start: 0;
  }

  /* Form */
  .form-grid {
    display: grid;
    gap: 1.25rem;
    max-width: 34rem;
  }

  .field {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
  }

  .field label {
    font-weight: 600;
    font-size: 0.95rem;
  }

  .field input {
    padding: 0.75rem 0.9rem;
    border: 1px solid #9db8cc;
    border-radius: var(--radius);
    background: var(--color-surface);
  }

  .field input:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 1px;
  }

  .required-marker {
    color: var(--color-accent-dark);
  }

  .consent-block {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    background: var(--color-bg-soft);
    padding: 1.25rem;
    border-radius: var(--radius);
  }

  .consent-block input[type="checkbox"] {
    width: 1.25rem;
    height: 1.25rem;
    flex-shrink: 0;
    margin-block-start: 0.15rem;
    accent-color: var(--color-accent);
  }

  .consent-block label {
    font-size: 0.9rem;
  }

  .consent-links {
    margin-block-start: 0.5rem;
    font-size: 0.9rem;
  }

  .consent-links a {
    font-weight: 600;
    color: var(--color-primary);
  }

  .form-note {
    font-size: 0.9rem;
    color: var(--color-text);
  }

  .form-error {
    background: var(--color-bg-soft);
    border: 1px solid var(--color-accent);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    color: var(--color-accent-dark);
    font-weight: 600;
    max-width: 34rem;
  }

  /* Legal pages */
  .legal h2 {
    margin-block: 2rem 0.75rem;
  }

  .legal h2:first-of-type {
    margin-block-start: 0;
  }

  .legal p,
  .legal li {
    margin-block-end: 0.75rem;
  }

  .legal ul,
  .legal ol {
    padding-inline-start: 1.5rem;
  }

  .legal table {
    border-collapse: collapse;
    width: 100%;
    margin-block: 1rem;
  }

  .legal th,
  .legal td {
    border: 1px solid var(--color-bg-soft);
    padding: 0.6rem 0.75rem;
    text-align: left;
    vertical-align: top;
  }

  .legal th {
    background: var(--color-bg-soft);
  }

  .legal blockquote {
    border-inline-start: 3px solid var(--color-accent);
    padding-inline-start: 1rem;
    margin-inline: 0;
    margin-block: 1rem;
    font-style: italic;
    color: var(--color-primary);
  }

  .last-updated {
    font-weight: 600;
    color: var(--color-primary);
  }

  .placeholder-token {
    background: color-mix(in oklab, var(--color-accent) 18%, white);
    color: var(--color-accent-dark);
    padding: 0.05em 0.35em;
    border-radius: 0.25rem;
    font-weight: 700;
    font-size: 0.92em;
  }

  /* Footer */
  .site-footer {
    background: var(--color-primary-deep);
    color: #cfe0ee;
    padding-block: 2.5rem;
    margin-block-start: auto;
  }

  .site-footer a {
    color: #ffffff;
  }

  .site-footer__row {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem 2rem;
    justify-content: space-between;
    align-items: center;
  }

  .site-footer__links {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
    padding: 0;
  }

  .site-footer small {
    display: block;
    margin-block-start: 1.5rem;
    color: #9db8cc;
  }
}