/* ============================================
   EduConnect Design System
   World-Class UI/UX Foundation
   ============================================ */

:root {
  /* ===== Typography ===== */
  --font-display: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
  
  /* Typography Scale */
  --text-xs: 0.75rem;      /* 12px */
  --text-sm: 0.875rem;      /* 14px */
  --text-base: 1rem;        /* 16px */
  --text-lg: 1.125rem;      /* 18px */
  --text-xl: 1.25rem;       /* 20px */
  --text-2xl: 1.5rem;       /* 24px */
  --text-3xl: 1.875rem;     /* 30px */
  --text-4xl: 2.25rem;      /* 36px */
  --text-5xl: 3rem;         /* 48px */
  --text-6xl: 3.75rem;      /* 60px */
  
  /* Font Weights */
  --font-light: 300;
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  --font-extrabold: 800;
  
  /* Line Heights */
  --leading-tight: 1.25;
  --leading-snug: 1.375;
  --leading-normal: 1.5;
  --leading-relaxed: 1.625;
  --leading-loose: 2;
  
  /* ===== Colors - Primary (Blue) ===== */
  --primary-50: #eff6ff;
  --primary-100: #dbeafe;
  --primary-200: #bfdbfe;
  --primary-300: #93c5fd;
  --primary-400: #60a5fa;
  --primary-500: #3b82f6;
  --primary-600: #2563eb;
  --primary-700: #1d4ed8;
  --primary-800: #1e40af;
  --primary-900: #1e3a8a;
  
  /* ===== Colors - Success (Green) ===== */
  --success-50: #f0fdf4;
  --success-100: #dcfce7;
  --success-200: #bbf7d0;
  --success-300: #86efac;
  --success-400: #4ade80;
  --success-500: #22c55e;
  --success-600: #16a34a;
  --success-700: #15803d;
  --success-800: #166534;
  --success-900: #14532d;
  
  /* ===== Colors - Warning (Orange) ===== */
  --warning-50: #fffbeb;
  --warning-100: #fef3c7;
  --warning-200: #fde68a;
  --warning-300: #fcd34d;
  --warning-400: #fbbf24;
  --warning-500: #f59e0b;
  --warning-600: #d97706;
  --warning-700: #b45309;
  --warning-800: #92400e;
  --warning-900: #78350f;
  
  /* ===== Colors - Error (Red) ===== */
  --error-50: #fef2f2;
  --error-100: #fee2e2;
  --error-200: #fecaca;
  --error-300: #fca5a5;
  --error-400: #f87171;
  --error-500: #ef4444;
  --error-600: #dc2626;
  --error-700: #b91c1c;
  --error-800: #991b1b;
  --error-900: #7f1d1d;
  
  /* ===== Colors - Info (Purple) ===== */
  --info-50: #faf5ff;
  --info-100: #f3e8ff;
  --info-200: #e9d5ff;
  --info-300: #d8b4fe;
  --info-400: #c084fc;
  --info-500: #a855f7;
  --info-600: #9333ea;
  --info-700: #7c3aed;
  --info-800: #6b21a8;
  --info-900: #581c87;
  
  /* ===== Grays ===== */
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  
  /* ===== Semantic Colors ===== */
  --color-text-primary: var(--gray-900);
  --color-text-secondary: var(--gray-600);
  --color-text-tertiary: var(--gray-500);
  --color-text-inverse: #ffffff;
  --color-bg-primary: #ffffff;
  --color-bg-secondary: var(--gray-50);
  --color-bg-tertiary: var(--gray-100);
  --color-border: var(--gray-200);
  --color-border-light: var(--gray-100);
  
  /* ===== Spacing Scale (4px base) ===== */
  --space-0: 0;
  --space-1: 0.25rem;   /* 4px */
  --space-2: 0.5rem;     /* 8px */
  --space-3: 0.75rem;    /* 12px */
  --space-4: 1rem;       /* 16px */
  --space-5: 1.25rem;    /* 20px */
  --space-6: 1.5rem;     /* 24px */
  --space-8: 2rem;       /* 32px */
  --space-10: 2.5rem;    /* 40px */
  --space-12: 3rem;      /* 48px */
  --space-16: 4rem;      /* 64px */
  --space-20: 5rem;     /* 80px */
  --space-24: 6rem;     /* 96px */
  
  /* ===== Border Radius ===== */
  --radius-sm: 0.25rem;   /* 4px */
  --radius-md: 0.5rem;    /* 8px */
  --radius-lg: 0.75rem;   /* 12px */
  --radius-xl: 1rem;      /* 16px */
  --radius-2xl: 1.5rem;   /* 24px */
  --radius-full: 9999px;
  
  /* ===== Shadows ===== */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
  
  /* ===== Transitions ===== */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
  --transition-slower: 500ms ease;
  
  /* Performance: Use transform/opacity for animations */
  --transition-transform: transform 200ms ease, opacity 200ms ease;
  
  /* ===== Z-Index Scale ===== */
  --z-base: 0;
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  
  /* ===== Breakpoints ===== */
  /* Reference only — use these pixel values in @media (variables do not work in media queries). */
  --breakpoint-sm: 640px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 1024px;
  --breakpoint-xl: 1280px;
  --breakpoint-2xl: 1536px;
}

/* ===== Reset & Base Styles ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  overflow-x: hidden;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-bold);
  line-height: var(--leading-tight);
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-2xl); }
h5 { font-size: var(--text-xl); }
h6 { font-size: var(--text-lg); }

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

a {
  color: var(--primary-600);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-700);
  text-decoration: underline;
}

a:focus {
  outline: 2px solid var(--primary-500);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ===== Skip to Content Link (Accessibility) ===== */
.skip-to-content {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary-600);
  color: white;
  padding: var(--space-2) var(--space-4);
  text-decoration: none;
  z-index: var(--z-tooltip);
  border-radius: 0 0 var(--radius-md) 0;
}

.skip-to-content:focus {
  top: 0;
  outline: 2px solid var(--primary-500);
  outline-offset: 2px;
}

/* ===== Button System ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  line-height: 1;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  min-height: 44px; /* Touch target size */
  min-width: 44px;
  position: relative;
  overflow: hidden;
}

.btn:focus {
  outline: 2px solid var(--primary-500);
  outline-offset: 2px;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* Button Sizes */
.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  min-height: 36px;
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-lg);
  min-height: 52px;
}

/* Button Variants */
.btn-primary {
  background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-700) 100%);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  text-decoration: none;
  color: white;
  will-change: transform, box-shadow;
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.btn-secondary {
  background: white;
  color: var(--primary-600);
  border: 2px solid var(--primary-600);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: var(--primary-50);
  text-decoration: none;
  color: var(--primary-700);
}

.btn-tertiary {
  background: transparent;
  color: var(--primary-600);
  border: none;
  box-shadow: none;
}

.btn-tertiary:hover {
  background: var(--primary-50);
  text-decoration: none;
}

/* Button Loading State */
.btn.loading {
  pointer-events: none;
  opacity: 0.7;
}

.btn.loading::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Performance: Optimize animations to use GPU */
.btn.loading::after,
.skeleton {
  will-change: transform, background-position;
  transform: translateZ(0); /* Force GPU acceleration */
}

/* ===== Card System ===== */
.card {
  background: var(--color-bg-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  padding: var(--space-6);
  transition: all var(--transition-base);
  border: 1px solid var(--color-border-light);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  will-change: transform, box-shadow;
}

.card-elevated {
  box-shadow: var(--shadow-lg);
}

.card-elevated:hover {
  box-shadow: var(--shadow-2xl);
}

/* ===== Navigation ===== */
.nav {
  background: white;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  border-bottom: 1px solid var(--color-border);
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: var(--text-xl);
  font-weight: var(--font-extrabold);
  color: var(--primary-600);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.nav-logo-mark {
  width: 1.75rem;
  height: 1.75rem;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
  flex-shrink: 0;
}

.nav-logo:hover {
  text-decoration: none;
  color: var(--primary-700);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
}

.nav-link {
  color: var(--color-text-secondary);
  font-weight: var(--font-medium);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.nav-link:hover {
  color: var(--primary-600);
  background: var(--primary-50);
  text-decoration: none;
}

.nav-link.active {
  color: var(--primary-600);
  background: var(--primary-50);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: var(--text-2xl);
  cursor: pointer;
  color: var(--color-text-primary);
  padding: var(--space-2);
  min-width: 44px;
  min-height: 44px;
}

.nav-toggle:focus {
  outline: 2px solid var(--primary-500);
  outline-offset: 2px;
  border-radius: var(--radius-md);
}

/* Tablet + mobile: horizontal nav is cramped past ~8 links; drawer through 1023px */
@media (max-width: 1023px) {
  .nav-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: var(--space-4);
    box-shadow: var(--shadow-lg);
    transform: translateX(-100%);
    transition: transform var(--transition-base);
    z-index: var(--z-dropdown);
  }

  .nav-menu.open {
    transform: translateX(0);
  }

  .nav-link {
    width: 100%;
    padding: var(--space-3) var(--space-4);
  }
}

@media (min-width: 769px) and (max-width: 1023px) {
  .nav-container {
    padding: var(--space-4) var(--space-8);
  }
}

/* ===== Container ===== */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container-sm {
  max-width: 640px;
}

.container-md {
  max-width: 768px;
}

.container-lg {
  max-width: 1024px;
}

.container-xl {
  max-width: 1280px;
}

/* ===== Section ===== */
.section {
  padding: var(--space-16) var(--space-6);
}

.section-sm {
  padding: var(--space-8) var(--space-6);
}

.section-lg {
  padding: var(--space-24) var(--space-6);
}

/* ===== Grid System ===== */
.grid {
  display: grid;
  gap: var(--space-6);
}

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

.grid-auto-fit {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

@media (max-width: 767px) {
  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4 {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .grid-cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ===== Hero Section ===== */
.hero {
  background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-700) 100%);
  color: white;
  padding: var(--space-20) var(--space-6);
  text-align: center;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.1)"/></svg>');
  background-size: 50px 50px;
  animation: drift 20s linear infinite;
  opacity: 0.5;
}

@keyframes drift {
  from { transform: translateX(0) translateY(0); }
  to { transform: translateX(50px) translateY(50px); }
}

.hero-content {
  max-width: 900px;
  z-index: 1;
  position: relative;
}

.hero h1,
.hero .hero-title {
  color: white;
  margin-bottom: var(--space-6);
}

/* Single-line hero (segment pages); homepage uses .hero-title + .hero-eyebrow + .hero-headline in index.html */
.hero h1:not(.hero-title) {
  font-size: clamp(var(--text-3xl), 5vw, var(--text-6xl));
}

.hero .hero-eyebrow {
  display: block;
  font-size: clamp(var(--text-sm), 1.5vw, var(--text-base));
  font-weight: var(--font-semibold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.92;
  margin-bottom: var(--space-2);
}

.hero .hero-headline {
  display: block;
  font-size: clamp(var(--text-3xl), 5vw, var(--text-6xl));
  font-weight: var(--font-extrabold);
  line-height: 1.08;
  letter-spacing: -0.035em;
  max-width: 14ch;
  margin-left: auto;
  margin-right: auto;
  text-wrap: balance;
}

.hero p,
.hero .hero-lede {
  color: rgba(255, 255, 255, 0.95);
  font-size: clamp(var(--text-lg), 2vw, var(--text-2xl));
  margin-bottom: var(--space-8);
  max-width: 38ch;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.55;
  text-wrap: pretty;
}

/* Tablet / small laptop: less extreme full-bleed height than phone */
@media (min-width: 768px) and (max-width: 1023px) {
  .hero {
    min-height: 78vh;
    padding: var(--space-16) var(--space-8);
  }

  .hero .hero-headline {
    max-width: 18ch;
    font-size: clamp(var(--text-4xl), 4.2vw, var(--text-5xl));
  }
}

@media (max-width: 767px) {
  .hero {
    min-height: 70vh;
    padding: var(--space-12) var(--space-4);
  }
}

/* ===== Segment landing grids (elementary–high school, homeschool, etc.) ===== */
.segment-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.related-tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr));
  gap: var(--space-4);
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
}

@media (min-width: 480px) and (max-width: 768px) {
  .segment-features {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .related-tools-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .segment-features {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .related-tools-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 720px;
  }
}

@media (min-width: 1025px) {
  .segment-features {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ===== Blog post pages (individual articles — reading measure) ===== */
.blog-post-page {
  background-color: #f7fafc;
}

.blog-post-article {
  max-width: 42rem;
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding: clamp(1.5rem, 4vw, 3rem) clamp(1rem, 4vw, 1.75rem);
  background: #fff;
  box-sizing: border-box;
}

.blog-post-shell {
  max-width: 42rem;
  width: 100%;
  margin: clamp(1.5rem, 5vw, 3rem) auto;
  padding: 0 clamp(1rem, 4vw, 1.75rem);
  box-sizing: border-box;
}

.blog-post-shell > .blog-post-article {
  max-width: none;
  margin: 0;
  padding: 0;
  background: transparent;
}

.blog-post-article > header {
  margin-bottom: 2rem;
}

.blog-post-article .blog-post-dek {
  color: var(--gray-600, #4b5563);
  font-size: clamp(1rem, 2vw, 1.1rem);
  line-height: 1.75;
  margin-bottom: 0;
}

.blog-post-meta-bar {
  margin-top: 1.5rem;
  padding: 1rem;
  background: var(--gray-50, #f9fafb);
  border-radius: 12px;
  font-size: 0.9rem;
  color: var(--gray-600, #4b5563);
}

.blog-post-article .blog-post-body {
  line-height: 1.8;
  color: var(--gray-700, #374151);
  font-size: 1.05rem;
}

.blog-post-article h1 {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  margin-bottom: 1rem;
  color: var(--gray-800, #1f2937);
  line-height: 1.15;
  font-weight: var(--font-extrabold, 800);
}

.blog-post-article h2 {
  font-size: clamp(1.3rem, 3vw, 1.85rem);
  margin: 2.25rem 0 1rem;
  color: var(--gray-800, #1f2937);
  line-height: 1.25;
  font-weight: var(--font-bold, 700);
}

.blog-post-article h3 {
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  margin: 1.75rem 0 0.75rem;
  color: var(--gray-700, #374151);
  line-height: 1.35;
  font-weight: var(--font-semibold, 600);
}

.blog-post-article p {
  margin-bottom: 1.5rem;
  font-size: clamp(1rem, 2.2vw, 1.1rem);
  line-height: 1.8;
  color: var(--gray-700, #374151);
}

.blog-post-article ul,
.blog-post-article ol {
  margin: 1.25rem 0 1.5rem 1.35rem;
  padding: 0;
}

.blog-post-article li {
  margin-bottom: 0.65rem;
  font-size: clamp(1rem, 2vw, 1.05rem);
  line-height: 1.65;
}

.blog-post-page nav.breadcrumb {
  padding: 1rem clamp(1rem, 3vw, 2rem);
  background: #fff;
  border-bottom: 1px solid var(--gray-200, #e5e7eb);
}

.blog-post-page nav.breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.5rem;
  margin: 0;
  padding: 0;
  font-size: 0.9rem;
}

.blog-post-page nav.breadcrumb a {
  color: var(--primary-600, #2563eb);
  text-decoration: none;
}

.blog-post-page nav.breadcrumb a:hover {
  text-decoration: underline;
}

@media (max-width: 480px) {
  .blog-post-page nav.breadcrumb {
    padding: 0.85rem 1rem;
  }

  .blog-post-page nav.breadcrumb ol {
    font-size: 0.85rem;
  }
}

.blog-post-article .cta-box h3,
.blog-post-article .cta-box h2 {
  color: #fff;
  margin-top: 0;
}

/* ===== Legal / policy pages (terms, privacy, disclaimers) ===== */
.legal-page {
  font-family: var(--font-body);
  line-height: 1.65;
  color: var(--gray-800, #1f2937);
  background-color: #f7fafc;
  min-height: 100vh;
}

.legal-page .container {
  max-width: 42rem;
  width: 100%;
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 1.5rem) clamp(2rem, 5vw, 3rem);
  box-sizing: border-box;
}

.legal-page .header {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  color: #fff;
  padding: clamp(1.5rem, 4vw, 2.5rem) clamp(1rem, 3vw, 1.5rem);
  text-align: center;
  box-shadow: 0 4px 20px rgba(37, 99, 235, 0.25);
  margin-bottom: clamp(1rem, 3vw, 1.5rem);
}

.legal-page .header h1 {
  font-size: clamp(1.65rem, 4.5vw, 2.75rem);
  margin-bottom: 0.5rem;
  font-weight: var(--font-extrabold, 800);
  line-height: 1.15;
}

.legal-page .header p {
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  opacity: 0.95;
  max-width: 40ch;
  margin: 0 auto;
  line-height: 1.5;
}

.legal-page .content {
  background: #fff;
  border-radius: clamp(12px, 2vw, 24px);
  padding: clamp(1.35rem, 4vw, 2.75rem);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
  margin-bottom: 2rem;
  border: 1px solid rgba(37, 99, 235, 0.08);
}

.legal-page .content h2 {
  color: #2563eb;
  margin: 1.75rem 0 0.75rem;
  font-size: clamp(1.2rem, 2.8vw, 1.5rem);
  font-weight: var(--font-bold, 700);
  line-height: 1.3;
}

.legal-page .content h3 {
  color: #2d3748;
  margin: 1.35rem 0 0.6rem;
  font-size: clamp(1.05rem, 2.2vw, 1.2rem);
  font-weight: var(--font-semibold, 600);
  line-height: 1.35;
}

.legal-page .content p {
  margin-bottom: 1rem;
  color: #4a5568;
  font-size: clamp(1rem, 2vw, 1.05rem);
  line-height: 1.75;
}

.legal-page .content ul,
.legal-page .content ol {
  margin: 0.75rem 0 1rem 1.35rem;
  padding-left: 0.25rem;
}

.legal-page .content li {
  margin-bottom: 0.5rem;
  color: #4a5568;
  line-height: 1.6;
}

.legal-page .last-updated {
  font-style: italic;
  color: #718096;
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.legal-page .back-link {
  display: inline-block;
  margin: clamp(1rem, 3vw, 1.5rem) clamp(1rem, 4vw, 1.5rem);
  color: #2563eb;
  text-decoration: none;
  font-weight: var(--font-semibold, 600);
  padding: 0.75rem 1.5rem;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.legal-page .back-link:hover {
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 99, 235, 0.18);
}

.legal-page .highlight {
  background: #f0f9ff;
  padding: 1.25rem 1.5rem;
  border-radius: 12px;
  border-left: 4px solid #2563eb;
  margin: 1.25rem 0;
}

.legal-page .highlight h3 {
  color: #2563eb;
  margin-top: 0;
}

.legal-page .warning {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #dc2626;
  padding: 1.5rem;
  border-radius: 12px;
  margin: 1.5rem 0;
  border-left: 4px solid #dc2626;
}

.legal-page .warning h3 {
  color: #dc2626;
  margin-top: 0;
}

.legal-page .content .warning p,
.legal-page .content .warning li,
.legal-page .content .warning strong {
  color: inherit;
}

.legal-page .info {
  background: #f0f9ff;
  border: 1px solid #bae6fd;
  color: #0369a1;
  padding: 1.5rem;
  border-radius: 12px;
  margin: 1.5rem 0;
  border-left: 4px solid #2563eb;
}

.legal-page .info h3 {
  color: #2563eb;
  margin-top: 0;
}

.legal-page .content .info p,
.legal-page .content .info li,
.legal-page .content .info strong {
  color: inherit;
}

.legal-page footer {
  text-align: center;
  padding: clamp(1.5rem, 3vw, 2rem) clamp(1rem, 3vw, 1.5rem);
  margin-top: 2rem;
  border-top: 1px solid #e2e8f0;
  color: #718096;
  font-size: 0.9rem;
}

.legal-page footer a {
  color: #2563eb;
  text-decoration: none;
  margin: 0 0.65rem;
}

.legal-page footer a:hover {
  text-decoration: underline;
}

@media (max-width: 480px) {
  .legal-page footer a {
    display: inline-block;
    margin: 0.35rem 0.45rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .legal-page .back-link:hover {
    transform: none;
  }
}

/* ===== Footer ===== */
.footer {
  background: var(--gray-800);
  color: var(--gray-300);
  padding: var(--space-12) var(--space-6);
  margin-top: var(--space-16);
}

.footer-content {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

.footer-section h3 {
  color: white;
  font-size: var(--text-lg);
  margin-bottom: var(--space-4);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-links a {
  color: var(--gray-400);
  text-decoration: none;
  transition: color var(--transition-fast);
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: var(--space-1) 0;
}

.footer-links a:hover {
  color: white;
  text-decoration: none;
}

.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: var(--space-8);
  border-top: 1px solid var(--gray-700);
  text-align: center;
  color: var(--gray-500);
  font-size: var(--text-sm);
}

/* ===== Utility Classes ===== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.hidden { display: none; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ===== Loading States ===== */
.skeleton {
  background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
  background-size: 200% 100%;
  animation: loading 1.5s ease-in-out infinite;
  border-radius: var(--radius-md);
}

@keyframes loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ===== Focus Visible (Accessibility) ===== */
*:focus-visible {
  outline: 2px solid var(--primary-500);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ===== Print Styles ===== */
@media print {
  .nav,
  .footer,
  .btn,
  .skip-to-content {
    display: none;
  }
}