/* ==========================================================================
   ProbatePack.ie — core.css
   Design tokens, typography, layout primitives, global components.
   All variables defined in :root. Mobile-first. WCAG 2.2 AA.
   ========================================================================== */

/* --------------------------------------------------------------------------
   Self-hosted fonts
   -------------------------------------------------------------------------- */
/* DM Sans — body and UI */
@font-face {
  font-family: "DM Sans";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/fonts/dm-sans/dm-sans-400.woff2") format("woff2");
}
@font-face {
  font-family: "DM Sans";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/fonts/dm-sans/dm-sans-500.woff2") format("woff2");
}
@font-face {
  font-family: "DM Sans";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("/fonts/dm-sans/dm-sans-600.woff2") format("woff2");
}
@font-face {
  font-family: "DM Sans";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("/fonts/dm-sans/dm-sans-700.woff2") format("woff2");
}

/* Source Serif 4 — headings */
@font-face {
  font-family: "Source Serif 4";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/fonts/source-serif-4/source-serif-4-400.woff2") format("woff2");
}
@font-face {
  font-family: "Source Serif 4";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("/fonts/source-serif-4/source-serif-4-600.woff2") format("woff2");
}
@font-face {
  font-family: "Source Serif 4";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("/fonts/source-serif-4/source-serif-4-700.woff2") format("woff2");
}

/* --------------------------------------------------------------------------
   Design tokens
   -------------------------------------------------------------------------- */
:root {
  color-scheme: only light;

  /* Colours — locked brand system */
  --teal-dark: #0E2F2F;
  --teal-mid: #1A5C5C;
  --terracotta: #B35A3B;
  --terracotta-hover: #9a4c31;
  --cream-page: #FAF8F4;
  --cream-card: #FFFAF3;
  --text-body: #1F2937;
  --text-muted: #4B5563;
  --border: #E5E7EB;
  --error: #B91C1C;
  --success: #065F46;
  --white: #FFFFFF;

  /* Fonts */
  --font-sans: "DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: "Source Serif 4", Georgia, "Times New Roman", serif;

  /* Type scale */
  --fs-12: 0.75rem;
  --fs-14: 0.875rem;
  --fs-16: 1rem;
  --fs-18: 1.125rem;
  --fs-20: 1.25rem;
  --fs-24: 1.5rem;
  --fs-30: 1.875rem;
  --fs-36: 2.25rem;
  --fs-48: 3rem;
  --fs-60: 3.75rem;

  /* Spacing scale (4pt grid) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;
  --space-12: 48px;
  --space-16: 64px;
  --space-24: 96px;

  /* Radius */
  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 16px;

  /* Shadow */
  --shadow-sm: 0 1px 2px rgba(14, 47, 47, 0.06);
  --shadow-md: 0 4px 12px rgba(14, 47, 47, 0.08);
  --shadow-lg: 0 12px 32px rgba(14, 47, 47, 0.12);

  /* Layout */
  --content-max: 720px;
  --wide-max: 1200px;

  /* Transitions */
  --t-fast: 120ms ease;
  --t-base: 200ms ease;
}

/* --------------------------------------------------------------------------
   Reset and base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-18);
  line-height: 1.6;
  color: var(--text-body);
  background: var(--cream-page);
  font-feature-settings: "ss01", "cv01";
}

@media (min-width: 1024px) {
  body {
    font-size: 1.1875rem; /* 19px */
    line-height: 1.65;
  }
}

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

/* Skip-to-content link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--teal-dark);
  color: var(--white);
  padding: var(--space-2) var(--space-4);
  z-index: 1000;
  text-decoration: none;
  border-radius: 0 0 var(--r-sm) 0;
}

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

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1,
h2,
h3 {
  font-family: var(--font-serif);
  color: var(--teal-dark);
  line-height: 1.2;
  margin: 0 0 var(--space-4) 0;
  font-weight: 700;
  letter-spacing: -0.01em;
}

h1 {
  font-size: var(--fs-36);
  margin-bottom: var(--space-6);
}

h2 {
  font-size: var(--fs-24);
  font-weight: 600;
  margin-top: var(--space-12);
  margin-bottom: var(--space-4);
}

h3 {
  font-family: var(--font-sans);
  font-size: var(--fs-20);
  font-weight: 600;
  letter-spacing: -0.005em;
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
  color: var(--teal-dark);
}

@media (min-width: 768px) {
  h1 {
    font-size: var(--fs-48);
  }
  h2 {
    font-size: var(--fs-30);
  }
  h3 {
    font-size: 1.375rem; /* 22px */
  }
}

p {
  margin: 0 0 var(--space-4) 0;
  max-width: 72ch;
}

a {
  color: var(--teal-mid);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  transition: color var(--t-fast);
}

a:hover {
  color: var(--terracotta);
}

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

strong {
  font-weight: 600;
  color: var(--teal-dark);
}

ul,
ol {
  margin: 0 0 var(--space-4) 0;
  padding-left: var(--space-6);
}

li {
  margin-bottom: var(--space-2);
  max-width: 72ch;
}

/* --------------------------------------------------------------------------
   Layout primitives
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--wide-max);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--space-6);
  }
}

.content-column {
  max-width: var(--content-max);
  margin: 0 auto;
}

section {
  padding: var(--space-12) 0;
}

@media (min-width: 768px) {
  section {
    padding: var(--space-16) 0;
  }
}

/* --------------------------------------------------------------------------
   Header + navigation
   -------------------------------------------------------------------------- */
.site-header {
  background: var(--cream-page);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-4);
}

.site-logo {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: var(--fs-20);
  color: var(--teal-dark);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.site-logo__suffix {
  color: var(--terracotta);
  font-size: 0.85em;
}

.nav-primary {
  display: none;
}

@media (min-width: 1024px) {
  .nav-primary {
    display: flex;
    gap: var(--space-8);
    align-items: center;
  }
}

.nav-primary a {
  color: var(--teal-dark);
  text-decoration: none;
  font-weight: 500;
  font-size: var(--fs-16);
  transition: color var(--t-fast);
}

.nav-primary a:hover {
  color: var(--terracotta);
}

.nav-toggle {
  display: block;
  background: none;
  border: none;
  padding: var(--space-2);
  cursor: pointer;
  color: var(--teal-dark);
}

@media (min-width: 1024px) {
  .nav-toggle {
    display: none;
  }
}

/* Mobile nav slide-in */
.nav-mobile {
  position: fixed;
  top: 0;
  right: -100%;
  width: min(320px, 85vw);
  height: 100vh;
  background: var(--teal-dark);
  color: var(--cream-page);
  padding: var(--space-16) var(--space-6) var(--space-6);
  transition: right var(--t-base);
  z-index: 200;
  overflow-y: auto;
}

.nav-mobile.is-open {
  right: 0;
}

.nav-mobile__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background: none;
  border: none;
  color: var(--cream-page);
  padding: var(--space-2);
  cursor: pointer;
}

.nav-mobile a {
  display: block;
  color: var(--cream-page);
  text-decoration: none;
  font-size: var(--fs-20);
  font-weight: 500;
  padding: var(--space-4) 0;
  border-bottom: 1px solid rgba(250, 248, 244, 0.15);
}

.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(14, 47, 47, 0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-base);
  z-index: 150;
}

.nav-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--fs-16);
  border-radius: var(--r-md);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--t-fast), border-color var(--t-fast), color var(--t-fast);
  min-height: 48px;
}

.btn--primary {
  background: var(--terracotta);
  color: var(--white);
  border-color: var(--terracotta);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background: var(--terracotta-hover);
  border-color: var(--terracotta-hover);
  color: var(--white);
}

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

.btn--secondary:hover,
.btn--secondary:focus-visible {
  background: var(--teal-dark);
  color: var(--cream-page);
}

.btn--large {
  padding: var(--space-4) var(--space-8);
  font-size: var(--fs-18);
  min-height: 56px;
}

/* --------------------------------------------------------------------------
   Cards and callouts
   -------------------------------------------------------------------------- */
.card {
  background: var(--cream-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

@media (min-width: 768px) {
  .card {
    padding: var(--space-8);
  }
}

.callout {
  background: var(--cream-card);
  border-left: 4px solid var(--terracotta);
  padding: var(--space-4) var(--space-6);
  margin: var(--space-8) 0;
  border-radius: 0 var(--r-md) var(--r-md) 0;
}

.callout h3 {
  margin-top: 0;
  color: var(--teal-dark);
}

.callout p:last-child {
  margin-bottom: 0;
}

/* Solicitor box — used across product and content pages */
.solicitor-box {
  background: var(--white);
  border: 2px solid var(--teal-mid);
  border-radius: var(--r-lg);
  padding: var(--space-6);
  margin: var(--space-8) 0;
}

.solicitor-box__header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.solicitor-box__header h3 {
  margin: 0;
  color: var(--teal-dark);
}

.solicitor-box__icon {
  color: var(--terracotta);
  flex-shrink: 0;
}

.solicitor-box ul {
  margin-bottom: var(--space-4);
}

/* --------------------------------------------------------------------------
   CTA blocks
   -------------------------------------------------------------------------- */
.cta-inline {
  background: var(--teal-dark);
  color: var(--cream-page);
  border-radius: var(--r-lg);
  padding: var(--space-8);
  margin: var(--space-12) 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

@media (min-width: 768px) {
  .cta-inline {
    padding: var(--space-12);
  }
}

.cta-inline h3 {
  color: var(--cream-page);
  margin: 0;
  font-family: var(--font-serif);
  font-size: var(--fs-24);
  font-weight: 600;
}

@media (min-width: 768px) {
  .cta-inline h3 {
    font-size: var(--fs-30);
  }
}

.cta-inline p {
  color: var(--cream-page);
  opacity: 0.9;
  margin: 0;
}

.cta-inline .btn--primary {
  align-self: flex-start;
  background: var(--terracotta);
  color: var(--white);
  border-color: var(--terracotta);
}

.cta-end {
  background: var(--cream-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--space-8);
  margin-top: var(--space-16);
}

.cta-end h3 {
  margin-top: 0;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--teal-dark);
  color: var(--cream-page);
  padding: var(--space-16) 0 var(--space-8);
  margin-top: var(--space-24);
}

.site-footer a {
  color: var(--cream-page);
  text-decoration: none;
  opacity: 0.85;
}

.site-footer a:hover {
  opacity: 1;
  color: var(--terracotta);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-12);
  }
}

.footer-grid h4 {
  font-family: var(--font-sans);
  font-size: var(--fs-14);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cream-page);
  opacity: 0.6;
  margin: 0 0 var(--space-4);
  font-weight: 600;
}

.footer-grid ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-grid li {
  margin-bottom: var(--space-2);
}

.footer-grief {
  background: rgba(250, 248, 244, 0.05);
  border-radius: var(--r-md);
  padding: var(--space-4);
  margin-top: var(--space-8);
  font-size: var(--fs-14);
  line-height: 1.5;
}

.footer-legal {
  border-top: 1px solid rgba(250, 248, 244, 0.15);
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  justify-content: space-between;
  font-size: var(--fs-14);
  opacity: 0.75;
}

/* --------------------------------------------------------------------------
   Utilities
   -------------------------------------------------------------------------- */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

.lead {
  font-size: var(--fs-20);
  line-height: 1.55;
  color: var(--text-body);
  font-weight: 400;
}

@media (min-width: 768px) {
  .lead {
    font-size: var(--fs-24);
  }
}

.updated-line {
  font-size: var(--fs-14);
  color: var(--text-muted);
  margin-bottom: var(--space-8);
}

.disclaimer-footer {
  font-size: var(--fs-14);
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  padding-top: var(--space-6);
  margin-top: var(--space-16);
}