/* =========================================================
   VARIABLES
   ========================================================= */
:root {
  /* Colors */
  --color-background: #f8fafc;
  --color-surface: #ffffff;
  --color-text: #18181b;
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-success: #22c55e;
  --color-warning: #facc15;
  --color-danger: #ef4444;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;

  /* Typography */
  --font-family-sans: 'Inter', 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  --font-family-mono: 'Fira Mono', 'Menlo', monospace;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --line-height-tight: 1.2;
  --line-height-normal: 1.6;
  --line-length: 72ch;

  /* Spacing Scale (096px) */
  --space-0: 0;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-24: 96px;

  /* Radius, Shadows, Transition */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --shadow-xs: 0 1px 2px 0 rgba(16,30,54,.05);
  --shadow-md: 0 4px 12px rgba(16,30,54,.08);
  --shadow-lg: 0 8px 24px rgba(16,30,54,.11);
  --transition-fast: 120ms cubic-bezier(.4,0,.2,1);
  --transition-normal: 240ms cubic-bezier(.4,0,.2,1);
  --transition-slow: 400ms cubic-bezier(.4,0,.2,1);
}

/* =========================================================
   RESET / NORMALIZE
   ========================================================= */
*, *::before, *::after {
  box-sizing: border-box;
}

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

body, h1, h2, h3, h4, h5, h6, p, figure, blockquote, dl, dd {
  margin: 0;
}

ul, ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

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

table {
  border-collapse: collapse;
  width: 100%;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

/* Remove built-in form styling */
input[type="search"]::-webkit-search-cancel-button,
input[type="search"]::-webkit-search-decoration {
  -webkit-appearance: none;
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *, *::before, *::after {
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* =========================================================
   BASE STYLES
   ========================================================= */
body {
  font-family: var(--font-family-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background: var(--color-background);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--color-text);
  font-weight: 600;
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-3);
}
h1 { font-size: var(--font-size-3xl); margin-top: var(--space-8); }
h2 { font-size: var(--font-size-2xl); margin-top: var(--space-6); }
h3 { font-size: var(--font-size-xl);  margin-top: var(--space-5); }
h4 { font-size: var(--font-size-lg);  margin-top: var(--space-4); }
h5 { font-size: var(--font-size-base); margin-top: var(--space-3); }
h6 { font-size: var(--font-size-sm);  margin-top: var(--space-2); }

p {
  margin-bottom: var(--space-4);
}

a {
  color: var(--color-primary);
  text-decoration: underline;
  transition: color var(--transition-fast);
}
a:hover, a:focus-visible {
  color: var(--color-primary-hover);
}
a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

small { font-size: var(--font-size-sm); }
strong { font-weight: 600; }

hr {
  border: none;
  border-top: 1px solid var(--color-gray-200);
  margin: var(--space-8) 0;
}

/* =========================================================
   UTILITIES
   ========================================================= */
.container {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

.flex {
  display: flex;
  gap: var(--space-4);
}
.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}
.grid {
  display: grid;
  gap: var(--space-4);
}
.sr-only {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Spacing utilities example (see variables for scale) */
.mt-4 { margin-top: var(--space-4) !important; }
.mb-4 { margin-bottom: var(--space-4) !important; }
p-4 { padding: var(--space-4) !important; }

/* =========================================================
   COMPONENTS
   ========================================================= */

/* BUTTONS */
.button,
button,
input[type="submit"],
input[type="button"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-5);
  background: var(--color-primary);
  color: #fff;
  font-size: var(--font-size-base);
  font-weight: 500;
  border-radius: var(--radius-md);
  border: none;
  box-shadow: var(--shadow-xs);
  cursor: pointer;
  transition: background var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  text-decoration: none;
  gap: var(--space-2);
}
.button:hover,
button:hover,
input[type="submit"]:hover,
input[type="button"]:hover,
.button:focus-visible,
button:focus-visible,
input[type="submit"]:focus-visible,
input[type="button"]:focus-visible {
  background: var(--color-primary-hover);
  box-shadow: var(--shadow-md);
}
.button:focus-visible,
button:focus-visible,
input[type="submit"]:focus-visible,
input[type="button"]:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}
.button:disabled,
button:disabled,
input[type="submit"]:disabled,
input[type="button"]:disabled {
  background: var(--color-gray-300);
  color: var(--color-gray-600);
  cursor: not-allowed;
  box-shadow: none;
}

/* INPUTS */
input,
select,
textarea {
  background: var(--color-surface);
  border: 1px solid var(--color-gray-300);
  color: var(--color-text);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: var(--shadow-xs);
  outline: none;
  width: 100%;
}
input:focus,
select:focus,
textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(37,99,235,0.08);
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}
input:disabled,
select:disabled,
textarea:disabled {
  background: var(--color-gray-100);
  color: var(--color-gray-500);
  cursor: not-allowed;
}

/* CARD */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-gray-200);
}

/* FOCUS ACCESSIBILITY */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* =========================================================
   HEADER & FOOTER STYLES (Shared)
   ========================================================= */

/* ----- Header Styles ----- */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-gray-200);
  box-shadow: var(--shadow-xs);
  position: sticky;
  top: 0;
  z-index: 40;
}
.main-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
}
.site-logo {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  text-decoration: none;
  color: var(--color-primary);
  letter-spacing: 0.03em;
  display: flex;
  align-items: center;
}
.logo-text { font-family: var(--font-family-sans); letter-spacing: 0.05em; }
.site-menu {
  display: flex;
  gap: var(--space-6);
  align-items: center;
}
.site-menu a {
  font-weight: 500;
  letter-spacing: 0.01em;
  text-decoration: none;
  color: var(--color-gray-800);
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}
.site-menu a:focus-visible,
.site-menu a:hover {
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
}
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px 10px;
}
.menu-icon {
  display: block;
  width: 24px;
  height: 3px;
  background: var(--color-primary);
  position: relative;
  border-radius: 2px;
}
.menu-icon::before, .menu-icon::after {
  content: "";
  display: block;
  width: 24px;
  height: 3px;
  background: var(--color-primary);
  border-radius: 2px;
  position: absolute;
  left: 0;
  transition: transform var(--transition-normal);
}
.menu-icon::before {
  top: -8px;
}
.menu-icon::after {
  top: 8px;
}

/* ----- Footer Styles ----- */
.site-footer {
  background: var(--color-background);
  border-top: 1px solid var(--color-gray-200);
  margin-top: var(--space-16);
  padding-top: var(--space-10);
  position: relative;
  z-index: 2;
}
.footer-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-8);
  margin-bottom: var(--space-6);
}
.footer-brand .footer-logo {
  font-size: var(--font-size-xl);
  color: var(--color-primary);
  font-weight: 700;
}
.footer-nav ul,
.footer-legal ul {
  display: flex;
  gap: var(--space-6);
}
.footer-nav li,
.footer-legal li {
  margin-bottom: 0;
}
.footer-bottom {
  text-align: center;
  color: var(--color-gray-500);
  font-size: var(--font-size-sm);
  padding-bottom: var(--space-4);
}

/* ----- Cookie Consent Banner ----- */
.cookie-banner {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-gray-300);
  box-shadow: 0 -2px 16px rgba(16,30,54,0.07);
  padding: var(--space-4);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 100;
  transition: transform .3s;
}
.cookie-banner[hidden] {
  display: none !important;
}
.cookie-banner-content {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
  align-items: center;
  font-size: var(--font-size-base);
  max-width: 1200px;
  text-align: left;
}
.cookie-banner a {
  color: var(--color-primary);
  text-decoration: underline;
}
.cookie-banner-actions {
  display: flex;
  gap: var(--space-4);
}
.button-secondary {
  background: var(--color-gray-200);
  color: var(--color-gray-900);
}
.button-secondary:hover, .button-secondary:focus-visible {
  background: var(--color-gray-300);
  color: var(--color-gray-900);
}

/* ----- Social Media Footer icons (from footer links area) ----- */
.icon-facebook:before { content: '\f09a'; font-family: 'FontAwesome', sans-serif; margin-right:8px; }
.icon-instagram:before { content: '\f16d'; font-family: 'FontAwesome', sans-serif; margin-right:8px; }
.icon-twitter:before { content: '\f099'; font-family: 'FontAwesome', sans-serif; margin-right:8px; }

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 900px) {
  .footer-content { flex-direction: column; align-items: flex-start; gap: var(--space-4); }
}
@media (max-width: 700px) {
  .site-menu {
    position: absolute;
    top: 65px;
    right: 24px;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
    padding: var(--space-6) var(--space-8);
    display: none;
    min-width: 220px;
  }
  .site-menu.open {
    display: flex !important;
  }
  .menu-toggle { display: inline-flex; }
  .main-nav { position: relative; }
}
@media (max-width: 600px) {
  .container {
    padding-left: var(--space-2);
    padding-right: var(--space-2);
  }
  h1 { font-size: var(--font-size-2xl); }
  h2 { font-size: var(--font-size-xl); }
  h3 { font-size: var(--font-size-lg); }
  .card {
    padding: var(--space-4);
  }
}