/* ==================================================
   Variables
   ================================================== */
:root {
  /* Colors */
  --color-background: #f9fafd;
  --color-surface: #fff;
  --color-text: #252c34;
  --color-primary: #38bdfa;
  --color-success: #3ecc7a;
  --color-warning: #ffc86b;
  --color-danger: #ef5350;
  --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-sans: 'Inter', 'Segoe UI', Arial, sans-serif;
  --font-mono: 'Fira Mono', monospace;

  --font-size-xs: 0.8125rem; /* 13px */
  --font-size-sm: 0.9375rem; /* 15px */
  --font-size-base: 1rem;    /* 16px */
  --font-size-md: 1.125rem;  /* 18px */
  --font-size-lg: 1.375rem;  /* 22px */
  --font-size-xl: 1.75rem;   /* 28px */
  --font-size-xxl: 2.25rem;  /* 36px */
  --font-size-xxxl: 3rem;    /* 48px */
  --line-height-tight: 1.15;
  --line-height-normal: 1.6;
  --line-height-loose: 1.85;

  /* Spacing (0–96px, 0-24 in 4 increments) */
  --space-0: 0rem;
  --space-1: 0.25rem;  /* 4px */
  --space-2: 0.5rem;   /* 8px */
  --space-3: 0.75rem;  /* 12px */
  --space-4: 1rem;     /* 16px */
  --space-6: 1.5rem;   /* 24px */
  --space-8: 2rem;     /* 32px */
  --space-12: 3rem;    /* 48px */
  --space-16: 4rem;    /* 64px */
  --space-24: 6rem;    /* 96px */

  /* Radius, shadow, transitions */
  --radius-xs: 0.125rem;
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --shadow-sm: 0 1px 4px 0 rgba(36, 45, 60, 0.07);
  --shadow-md: 0 4px 16px 0 rgba(36, 45, 60, 0.11);
  --shadow-lg: 0 8px 32px 0 rgba(36, 45, 60, 0.14);
  --transition-fast: 0.16s cubic-bezier(.41,.39,.68,.83);
  --transition: 0.28s cubic-bezier(.41,.39,.68,.83);
  --outline-color: var(--color-primary);
}

/* ==================================================
   Reset / Normalize
   ================================================== */
html {
  box-sizing: border-box;
  scroll-behavior: smooth;
  text-size-adjust: 100%;
}
*, *::before, *::after {
  box-sizing: inherit;
}
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, video, canvas, svg {
  border-radius: 11px;
  display: block;
  max-width: 100%;
  height: auto;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}

/* Remove animations for users who prefer reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ==================================================
   Base
   ================================================== */
body {
  font-family: var(--font-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 {
  font-family: var(--font-sans);
  color: var(--color-text);
  font-weight: 700;
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-2);
  margin-top: var(--space-6);
}

h1 { font-size: var(--font-size-xxl); margin-top: var(--space-12); }
h2 { margin-top: 64px;margin-bottom: 37px;text-align: center;font-size: var(--font-size-xl); }
h3 { font-size: var(--font-size-lg); }
h4 { font-size: var(--font-size-md); }
h5 { font-size: var(--font-size-base); }
h6 { font-size: var(--font-size-sm); }

p {
  max-width: 100%;
  margin-bottom: var(--space-3);
  line-height: var(--line-height-loose);
}

a {
  color: var(--color-primary);
  text-decoration: underline;
  transition: color var(--transition);
}
a:hover, a:focus-visible {
  color: var(--color-text);
  text-decoration: none;
  outline: none; /* let focus-visible handle outline */
}
a:focus-visible {
  outline: 2px solid var(--outline-color);
  outline-offset: 2px;
}

/* ==================================================
   Utilities
   ================================================== */

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

.flex {}
.flex-row { flex-direction: row; }
.flex-col {}
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.gap-4 { gap: var(--space-4); }

.grid {
  display: grid;
}
.grid-cols-2 {
  grid-template-columns: repeat(2, 1fr);
}
.grid-cols-3 {
  grid-template-columns: repeat(3, 1fr);
}
.gap-6 { gap: var(--space-6); }

.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;
}

/* ==================================================
   Components
   ================================================== */

.button, button, [type="button"], [type="submit"] {
  display: inline-block;
  font-size: var(--font-size-base);
  font-family: inherit;
  font-weight: 600;
  line-height: 1.2;
  border: none;
  border-radius: var(--radius-md);
  background-color: var(--color-primary);
  color: #fff;
  padding: var(--space-2) var(--space-4);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: background-color var(--transition), box-shadow var(--transition);
}
.button:hover, button:hover, [type="button"]:hover, [type="submit"]:hover,
.button:focus-visible, button:focus-visible, [type="button"]:focus-visible, [type="submit"]:focus-visible {
  background-color: var(--color-text);
  box-shadow: var(--shadow-md);
  outline: 2px solid var(--outline-color);
  outline-offset: 2px;
}
.button:disabled, button:disabled, [type="button"]:disabled, [type="submit"]:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}

input[type="text"], input[type="email"], input[type="search"], input[type="password"], textarea, select {
  font-family: inherit;
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: var(--color-surface);
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  box-shadow: var(--shadow-sm);
}
input:focus, textarea:focus, select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(56,189,250,0.15);
  outline: 2px solid var(--outline-color);
  outline-offset: 1px;
}
input:disabled, textarea:disabled, select:disabled {
  background: var(--color-gray-100);
  opacity: 0.7;
  cursor: not-allowed;
}

.privacy-hero-section {
  text-align: left;
  list-style: none;
}

.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--space-6);
  transition: box-shadow var(--transition);
}
.card:hover, .card:focus-within {
  box-shadow: var(--shadow-lg);
}

/* ==================================================
   Header & Footer styles
   ================================================== */
.site-header {
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 20;
}
.nav-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
}
.logo {
  font-size: var(--font-size-lg);
  font-weight: 800;
  letter-spacing: 1px;
  color: var(--color-primary);
  text-decoration: none;
}

.nav-list {
  display: flex;
  gap: var(--space-4);
  align-items: center;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  z-index: 21;
}
.hamburger {
  width: 28px;
  height: 3px;
  background: var(--color-primary);
  display: block;
  position: relative;
  transition: background var(--transition-fast);
}
.hamburger::before,
.hamburger::after {
  content: '';
  display: block;
  width: 28px;
  height: 3px;
  background: var(--color-primary);
  position: absolute;
  left: 0;
  transition: transform var(--transition-fast);
}
.hamburger::before { top: -9px; }
.hamburger::after { top: 9px; }

@media (max-width: 900px) {
  .nav-list {
    position: fixed;
    top: 64px;
    right: 0;
    width: 230px;
    background: var(--color-surface);
    box-shadow: var(--shadow-md);
    flex-direction: column;
    gap: var(--space-4);
    padding: var(--space-6) var(--space-4);
    transform: translateX(100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
    height: calc(100vh - 64px);
  }
  .nav-list.active {
    transform: translateX(0);
    opacity: 1;
    pointer-events: auto;
  }
  .mobile-menu-toggle {
    display: block;
  }
}

.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-gray-200);
  padding-top: var(--space-6);
  padding-bottom: var(--space-8);
  position: relative;
}
.footer-main {
  align-items: flex-start;
  display: flex;
  justify-content: space-between;
}
.footer-nav-list, .footer-legal-list {
  gap: var(--space-3);
  flex-wrap: wrap;
  font-size: var(--font-size-sm);
}
.footer-bottom {
  margin-top: var(--space-6);
  color: var(--color-gray-500);
  text-align: center;
}

/* Cookie Consent Banner */
.cookie-consent-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-gray-100);
  box-shadow: var(--shadow-md);
  padding: var(--space-3) var(--space-4);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  z-index: 100;
  font-size: var(--font-size-sm);
  gap: var(--space-2);
  transition: transform 0.3s ease 0s, opacity 0.3s;
}
.cookie-consent-banner.hide {
  transform: translateY(110%);
  opacity: 0;
  pointer-events: none;
}
.banner-actions {
  display: flex;
  gap: var(--space-2);
}
.button.outline {
  background: none;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  box-shadow: none;
  text-align: center;
  height: 41px;
}
.button.outline:hover, .button.outline:focus-visible {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.form-actions button {
  padding: 11px 14px;
}

@media (max-width: 900px) {
  .site-header, .site-footer { padding-left: var(--space-2); padding-right: var(--space-2); }
}

@media (max-width: 600px) {
  .container { padding-left: var(--space-2); padding-right: var(--space-2); }
  .site-header, .site-footer { padding-left: var(--space-2); padding-right: var(--space-2); }
  .cookie-consent-banner { font-size: var(--font-size-xs); padding: var(--space-2) var(--space-1); }
}

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

/* End of base.css */