/* ==================================================
   VARIABLES
   ================================================== */
:root {
  /* Colors */
  --color-bg: #f5f7fa;
  --color-text: #1a202c;
  --color-primary: #2563eb;
  --color-primary-hover: #174ea6;
  --color-success: #16a34a;
  --color-warning: #eab308;
  --color-danger: #dc2626;
  --color-gray-50: #f9fafb;
  --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", Arial, sans-serif;
  --font-family-mono: "Menlo", "Monaco", monospace;
  --font-size-base: 1rem;
  --font-size-sm: 0.875rem;
  --font-size-md: 1rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 2.5rem;
  --line-height-base: 1.6;
  --line-height-heading: 1.2;

  /* 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, Transition */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px 0 rgba(0,10,32,0.05);
  --shadow-md: 0 4px 16px 0 rgba(22,28,45,0.08);
  --shadow-lg: 0 8px 32px 0 rgba(22,28,45,0.15);
  --transition-fast: 120ms cubic-bezier(.4,0,.2,1);
  --transition-base: 240ms 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;
  padding: 0;
}

ul[role='list'],
ol[role='list'] {
  list-style: none;
}

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

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

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

/* Remove animations for users who prefer reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition: none !important;
    animation: none !important;
    scroll-behavior: auto !important;
  }
}

/* ==================================================
   BASE STYLES
   ================================================== */
body {
  font-family: var(--font-family-sans);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: var(--color-bg);
  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: 700;
  color: var(--color-text);
  line-height: var(--line-height-heading);
  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-md); 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);
  outline: none;
}
a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

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

.flex {
  display: flex;
}
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }

.grid {
  display: grid;
}
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-gap-4 { gap: var(--space-4); }

.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;
}

/* Spacing helpers */
.mt-4 { margin-top: var(--space-4); }
.mb-4 { margin-bottom: var(--space-4); }
.py-8 { padding-top: var(--space-8); padding-bottom: var(--space-8); }
.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }

/* ==================================================
   COMPONENTS
   ================================================== */
.button,
button,
input[type="submit"],
input[type="button"] {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: var(--space-3) var(--space-5);
  font-size: var(--font-size-md);
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition-base), box-shadow var(--transition-fast);
  min-width: 64px;
}
.button:hover,
button:hover,
input[type="submit"]:hover {
  background: var(--color-primary-hover);
}
.button:disabled,
button:disabled,
input[type="submit"]:disabled {
  background: var(--color-gray-300);
  color: var(--color-gray-500);
  cursor: not-allowed;
  box-shadow: none;
}
.button:focus-visible,
button:focus-visible,
input[type="submit"]:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

input[type="text"],
input[type="search"],
input[type="email"],
input[type="password"],
select,
textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  box-shadow: none;
  font-size: var(--font-size-md);
  background: #fff;
  color: var(--color-text);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  margin-bottom: var(--space-4);
}
input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(37,99,235,0.15);
}
input:disabled,
select:disabled,
textarea:disabled {
  background: var(--color-gray-100);
  color: var(--color-gray-400);
  cursor: not-allowed;
}

.card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--space-6);
  transition: box-shadow var(--transition-fast);
}
.card:hover {
  box-shadow: var(--shadow-lg);
}

/* ==================================================
   HEADER & FOOTER STYLES (migrated from home.css)
   ================================================== */
/* Header */
.main-header {
  background: #fff;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-logo .logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--color-primary);
  text-decoration: none;
}

.main-nav .nav-list {
  gap: 1.5rem;
}
.main-nav a {
  text-decoration: none;
  font-weight: 600;
  color: var(--color-text);
  padding: 8px 0;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}
.main-nav a:hover,
.main-nav a:focus {
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
}

/* Mobile menu */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  padding: 0 8px;
  cursor: pointer;
}
.menu-icon {
  display: block;
  width: 28px;
  height: 3px;
  background: var(--color-primary);
  border-radius: 2px;
  position: relative;
  transition: 0.2s;
}
.mobile-menu-btn.is-active .menu-icon {
  background: transparent;
}

.mobile-menu-btn.is-active .menu-icon::before {
  transform: rotate(45deg);
  top: 0;
}

.mobile-menu-btn.is-active .menu-icon::after {
  transform: rotate(-45deg);
  top: 0;
}
.menu-icon::before,
.menu-icon::after {
  content: '';
  position: absolute;
  left: 0;
  width: 28px;
  height: 3px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: 0.2s;
}
.menu-icon::before {
  top: -9px;
}
.menu-icon::after {
  top: 9px;
}
@media (max-width: 850px) {
  .main-nav .nav-list {
    display: none;
    flex-direction: column;
    gap: 0;
    background: #fff;
    position: absolute;
    right: 0;
    top: 65px;
    min-width: 210px;
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-md);
    padding: 24px 12px;
    z-index: 999;
  }
  .main-nav {
    display: flex;
    justify-content: flex-end;
    margin-left: auto;
  }
  .main-nav .nav-list.active {
    display: flex;
  }
  .main-nav a {
    padding: 12px 0;
    border: none;
    font-size: 1.125rem;
  }
  .mobile-menu-btn {
    display: inline-block;
  }
}

/* Footer */
.main-footer {
  background: #fff;
  border-top: 1px solid var(--color-gray-200);
  color: var(--color-text);
  padding-bottom: 120px;
  position: relative;
}
.footer-logo {
  font-family: var(--font-family-sans);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
  font-size: 1.2rem;
}
.footer-links,
.footer-legal-links {
  margin-bottom: var(--space-4);
}
.footer-links li,
.footer-legal-links li {
  margin-bottom: var(--space-2);
}
.footer-links a,
.footer-legal-links a {
  color: var(--color-text);
  text-decoration: none;
  font-size: 1rem;
}
.footer-links a:hover,
.footer-legal-links a:hover,
.footer-links a:focus,
.footer-legal-links a:focus {
  color: var(--color-primary);
  text-decoration: underline;
}
.copyright {
  text-align: center;
  margin: var(--space-4) 0 0 0;
  color: var(--color-gray-500);
  font-size: 0.95rem;
}
@media (max-width: 500px) {
  .footer-links, .footer-legal-links { font-size: 0.93rem; }
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  background: var(--color-primary);
  color: #fff;
  padding: 18px 16px 18px 16px;
  z-index: 999;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: transform 0.25s;
  box-shadow: var(--shadow-lg);
  font-size: 1rem;
}
.cookie-banner a { color: #fff; text-decoration: underline; }
.cookie-banner .cookie-actions { display: flex; gap: .75rem; }
.button-secondary {
  background: #fff;
  color: var(--color-primary);
}
.button-secondary:hover,
.button-secondary:focus {
  background: var(--color-gray-200);
}
@media (max-width: 500px) {
  .cookie-banner { font-size: .92rem; }
}

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

/* High-contrast for danger/warning/success */
.alert-success { color: #fff; background: var(--color-success); }
.alert-warning { color: #fff; background: var(--color-warning); }
.alert-danger { color: #fff; background: var(--color-danger); }

/* ==================================================
   END BASE CSS
   ================================================== */