/* ======================================================
   VARIABLES
====================================================== */
:root {
  /* Colors */
  --color-background: #f8fafc;
  --color-text: #222831;
  --color-primary: #2663eb;
  --color-primary-hover: #184bb3;
  --color-success: #249278;
  --color-warning: #fbac35;
  --color-danger: #e74c3c;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;

  /* Typography */
  --font-sans: 'Inter', 'Segoe UI', Arial, sans-serif;
  --font-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;
  --font-size-4xl: 2.25rem;
  --line-height-sm: 1.3;
  --line-height-base: 1.6;
  --line-height-lg: 1.9;

  /* Spacing Scale (0-96px) */
  --space-0: 0px;
  --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, Transitions */
  --radius-sm: 2px;
  --radius-base: 6px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px 0 rgba(16, 21, 46, 0.08);
  --shadow-base: 0 2px 8px 0 rgba(16, 21, 46, 0.11);
  --shadow-lg: 0 10px 32px 0 rgba(16, 21, 46, 0.15);
  --transition-fast: 0.15s cubic-bezier(0.4,0,0.2,1);
  --transition-base: 0.3s cubic-bezier(0.4,0,0.2,1);
}

/* ======================================================
   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-left: var(--space-4);
}

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

input, button, textarea, select {
  font: inherit;
  background: none;
  border: none;
  color: inherit;
  outline: none;
  margin: 0;
  padding: 0;
}

button, input[type="submit"], input[type="button"] {
  cursor: pointer;
}

[tabindex="-1"]:focus {
  outline: none !important;
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0.01s !important;
    animation-duration: 0.01s !important;
    scroll-behavior: auto !important;
  }
}

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

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  color: var(--color-text);
  line-height: var(--line-height-sm);
  margin-top: 0;
  margin-bottom: var(--space-3);
}
h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
  max-width: 65ch;
  margin-bottom: var(--space-4);
  line-height: var(--line-height-lg);
}

a {
  color: var(--color-primary);
  text-decoration: underline;
  transition: color var(--transition-fast);
  outline: none;
}

a:hover,
a:focus-visible {
  color: var(--color-primary-hover);
  text-decoration-thickness: 2px;
}

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

/* Focus for accessibility */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* ======================================================
   UTILITIES
====================================================== */
.container {
  max-width: 1200px;
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

.flex {
  display: flex;
}
.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}
.flex-col {
  display: flex;
  flex-direction: column;
}
.grid {
  display: grid;
  gap: var(--space-4);
}
.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}
.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}
.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* Margin / Padding helpers (sample) */
.mt-4 { margin-top: var(--space-4); }
.mb-4 { margin-bottom: var(--space-4); }
.pt-4 { padding-top: var(--space-4); }
.pb-4 { padding-bottom: var(--space-4); }

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

.button, button, [type="submit"], [type="button"] {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-base);
  font-weight: 500;
  border-radius: var(--radius-base);
  background: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-sm);
  border: none;
  transition: background var(--transition-base), box-shadow var(--transition-fast);
  outline: none;
}
.button:hover, button:hover, [type="submit"]:hover, [type="button"]:hover,
.button:focus-visible, button:focus-visible, [type="submit"]:focus-visible { 
  background: var(--color-primary-hover);
  box-shadow: var(--shadow-base);
}
.button:disabled, button:disabled, [type="submit"]:disabled {
  background: var(--gray-300);
  color: var(--gray-500);
  cursor: not-allowed;
  box-shadow: none;
}

.input, input, select, textarea {
  width: 100%;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-300);
  background: #fff;
  color: var(--color-text);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: none;
}
.input:focus, input:focus, select:focus, textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(38,99,235,0.10);
  outline: none;
}
.input:disabled, input:disabled, select:disabled, textarea:disabled {
  background: var(--gray-100);
  color: var(--gray-400);
  cursor: not-allowed;
}

.card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-base);
  padding: var(--space-6);
  transition: box-shadow var(--transition-base);
  display: flex;
  flex-direction: column;
}
.card:hover {
  box-shadow: var(--shadow-lg);
}

/* List groups (for navigation, categories, etc.) */
.list-group {
  list-style: none;
  padding: 0;
  margin: 0;
  border-radius: var(--radius-base);
  background: var(--gray-100);
}
.list-group-item {
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--gray-200);
  transition: background var(--transition-fast);
}
.list-group-item:last-child {
  border-bottom: none;
}
.list-group-item:hover {
  background: var(--gray-200);
}

/* Responsive support for elements */
@media (max-width: 600px) {
  body {
    font-size: var(--font-size-sm);
  }
  .container {
    padding-left: var(--space-2);
    padding-right: var(--space-2);
  }
  .card {
    padding: var(--space-4);
  }
  h1 { font-size: var(--font-size-3xl); }
  h2 { font-size: var(--font-size-2xl); }
}

/* ======================================================
   Header & Footer styles
====================================================== */
.main-header {
  background: #fff;
  border-bottom: 1px solid var(--gray-200);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}
.header-nav {
  height: 70px; justify-content: space-between;
}
.site-logo, .footer-logo {
  font-size: var(--font-size-2xl);
  color: var(--color-primary);
  font-weight: 700;
  letter-spacing: 0.5px;
  text-decoration: none;
  vertical-align: middle;
}

/* Mobile nav */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 34px;
  height: 34px;
  margin-left: var(--space-4);
  background: transparent;
}
.mobile-menu-btn .bar {
  width: 100%; height: 3px; background: var(--color-primary); border-radius:2px;
}
@media (max-width:900px){
  .main-menu { display: none; position: absolute; top: 71px; right: 0; background: #fff; box-shadow: var(--shadow-lg); flex-direction: column; min-width: 180px; padding: var(--space-1) 0; z-index: 999; }
  .main-menu.active { display: flex !important; }
  .mobile-menu-btn { display: flex; }
}
@media (min-width: 901px){
  .main-menu { display: flex !important; gap: var(--space-4); position: static; background: none; box-shadow: none; flex-direction: row; min-width: unset; }
}
.main-menu li a {
  display: block; padding: var(--space-2) var(--space-4);
  color: var(--color-text); font-weight: 500; font-size: var(--font-size-base); text-decoration: none;
  border-radius: var(--radius-base);
  transition: background var(--transition-base), color var(--transition-fast);
}
.main-menu li a:hover, .main-menu li a:focus-visible {
  background: var(--gray-200);
  color: var(--color-primary);
}

.main-footer {
  background: var(--gray-900);
  color: #fff;
  padding-top: var(--space-12);
  padding-bottom: var(--space-10);
  position: relative;
  font-size: var(--font-size-sm);
}
.footer-content { align-items: flex-start; gap: var(--space-8); }
.footer-nav .list-group, .footer-legal .list-group {
  background: transparent;
}
.footer-nav .list-group-item, .footer-legal .list-group-item {
  background: transparent;
  border-bottom: none;
  padding-left: 0;
  padding-right: 0;
}
.footer-nav a, .footer-legal a {
  color: var(--gray-300);
  text-decoration: none;
  font-size: var(--font-size-base);
}
.footer-nav a:hover, .footer-legal a:hover, .footer-nav a:focus-visible, .footer-legal a:focus-visible {
  color: #fff;
  text-decoration: underline;
}
.copy-row {
  margin-top: var(--space-8);
  text-align: center;
  font-size: var(--font-size-xs);
  color: var(--gray-400);
}

/* Cookie banner sticky bottom */
.cookie-banner {
  position: fixed;
  z-index: 2000;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0;
  width: 98vw;
  max-width: 1200px;
  background: var(--gray-800);
  color: #fff;
  box-shadow: 0 -2px 16px 0 rgba(16, 21, 46, 0.15);
  padding: var(--space-3) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  animation: cookieBannerIn 0.35s cubic-bezier(0.5,0,0.2,1);
}
@keyframes cookieBannerIn {
  from { opacity: 0; transform: translateX(-50%) translateY(50px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}
.cookie-banner p { margin: 0; max-width: 600px; }
.cookie-actions {
  display: flex;
  gap: var(--space-2);
  align-items: center;
}
.cookie-banner .button, .cookie-banner .button.secondary {
  font-size: var(--font-size-sm);
  padding: var(--space-2) var(--space-4);
  min-width: 108px;
}
@media (max-width: 700px) {
  .cookie-banner { flex-direction: column; gap: var(--space-3); padding: var(--space-3) var(--space-2); }
  .cookie-actions { width: 100%; justify-content: flex-end; }
}
.main-menu {  list-style: none!important;}