/* Gateway Proptech Professional UI/UX System
   Master stylesheet with all professional components inline
   Version: 2.0 - Top-tier real estate experience */

/* ===== CORE DESIGN SYSTEM ===== */
/* Font note: avoid external font fetches for performance + fewer browser prompts.
   Inter remains in the font stack if locally available; otherwise it falls back to system fonts. */

/* ===== CSS CUSTOM PROPERTIES (DESIGN TOKENS) ===== */
:root {
  /* 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 */

  /* Line Heights */
  --leading-none: 1;
  --leading-tight: 1.25;
  --leading-snug: 1.375;
  --leading-normal: 1.5;
  --leading-relaxed: 1.625;
  --leading-loose: 2;

  /* Font Weights */
  --font-light: 300;
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  --font-extrabold: 800;

  /* Letter Spacing */
  --tracking-tighter: -0.05em;
  --tracking-tight: -0.025em;
  --tracking-normal: 0em;
  --tracking-wide: 0.025em;
  --tracking-wider: 0.05em;
  --tracking-widest: 0.1em;

  /* Spacing Scale */
  --space-0: 0;
  --space-px: 1px;
  --space-0-5: 0.125rem;   /* 2px */
  --space-1: 0.25rem;      /* 4px */
  --space-1-5: 0.375rem;   /* 6px */
  --space-2: 0.5rem;       /* 8px */
  --space-2-5: 0.625rem;   /* 10px */
  --space-3: 0.75rem;      /* 12px */
  --space-3-5: 0.875rem;   /* 14px */
  --space-4: 1rem;         /* 16px */
  --space-5: 1.25rem;      /* 20px */
  --space-6: 1.5rem;       /* 24px */
  --space-7: 1.75rem;      /* 28px */
  --space-8: 2rem;         /* 32px */
  --space-9: 2.25rem;      /* 36px */
  --space-10: 2.5rem;      /* 40px */
  --space-11: 2.75rem;     /* 44px */
  --space-12: 3rem;        /* 48px */
  --space-14: 3.5rem;      /* 56px */
  --space-16: 4rem;        /* 64px */
  --space-20: 5rem;        /* 80px */
  --space-24: 6rem;        /* 96px */
  --space-28: 7rem;        /* 112px */
  --space-32: 8rem;        /* 128px */

  /* Border Radius */
  --radius-none: 0;
  --radius-sm: 0.125rem;   /* 2px */
  --radius-base: 0.25rem;  /* 4px */
  --radius-md: 0.375rem;   /* 6px */
  --radius-lg: 0.5rem;     /* 8px */
  --radius-xl: 0.75rem;    /* 12px */
  --radius-2xl: 1rem;      /* 16px */
  --radius-3xl: 1.5rem;    /* 24px */
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-base: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --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);
  --shadow-none: 0 0 #0000;

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 200ms ease-in-out;
  --transition-slow: 300ms ease-in-out;
  --transition-slower: 500ms ease-in-out;

  /* ===== BRAND COLORS ===== */
  /* Primary Brand Colors (RE/MAX Blue) */
  --brand-primary-50: #eff6ff;
  --brand-primary-100: #dbeafe;
  --brand-primary-200: #bfdbfe;
  --brand-primary-300: #93c5fd;
  --brand-primary-400: #60a5fa;
  --brand-primary-500: #3b82f6;
  --brand-primary-600: #2563eb;
  --brand-primary-700: #1d4ed8;
  --brand-primary-800: #1e40af;
  --brand-primary-900: #1e3a8a;
  --brand-primary: #0033A0;

  /* Secondary Brand Colors (RE/MAX Red) */
  --brand-secondary-50: #fef2f2;
  --brand-secondary-100: #fee2e2;
  --brand-secondary-200: #fecaca;
  --brand-secondary-300: #fca5a5;
  --brand-secondary-400: #f87171;
  --brand-secondary-500: #ef4444;
  --brand-secondary-600: #dc2626;
  --brand-secondary-700: #b91c1c;
  --brand-secondary-800: #991b1b;
  --brand-secondary-900: #7f1d1d;
  --brand-secondary: #CC2032;

  /* ===== NEUTRAL COLORS ===== */
  /* Gray Scale */
  --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;

  /* ===== SEMANTIC COLORS ===== */
  /* Success Colors */
  --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;
  --success: #10B981;

  /* Warning Colors */
  --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;
  --warning: #F59E0B;

  /* Error Colors */
  --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;
  --error: #EF4444;

  /* Info Colors */
  --info-50: #eff6ff;
  --info-100: #dbeafe;
  --info-200: #bfdbfe;
  --info-300: #93c5fd;
  --info-400: #60a5fa;
  --info-500: #3b82f6;
  --info-600: #2563eb;
  --info-700: #1d4ed8;
  --info-800: #1e40af;
  --info-900: #1e3a8a;
  --info: #3B82F6;

  /* ===== SURFACE COLORS ===== */
  --surface-primary: #ffffff;
  --surface-secondary: #f8fafc;
  --surface-tertiary: #f1f5f9;
  --surface-quaternary: #e2e8f0;

  /* ===== TEXT COLORS ===== */
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-tertiary: #64748b;
  --text-quaternary: #94a3b8;
  --text-inverse: #ffffff;

  /* ===== BORDER COLORS ===== */
  --border-primary: #e2e8f0;
  --border-secondary: #cbd5e1;
  --border-tertiary: #94a3b8;

  /* ===== FOCUS RING ===== */
  --ring-color: rgba(59, 130, 246, 0.5);
  --ring-offset-width: 2px;
  --ring-offset-color: #ffffff;
}

/* ===== TYPOGRAPHY FOUNDATION ===== */
* {
  box-sizing: border-box;
}

html {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: var(--leading-normal);
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
  padding: 0;
  font-size: var(--text-base);
  font-weight: var(--font-normal);
  color: var(--text-primary);
  background-color: var(--surface-primary);
  line-height: var(--leading-normal);
}

/* ===== HEADINGS ===== */
h1, h2, h3, h4, h5, h6 {
  margin: 0 0 var(--space-4) 0;
  font-weight: var(--font-bold);
  line-height: var(--leading-tight);
  color: var(--text-primary);
}

h1 {
  font-size: var(--text-4xl);
  font-weight: var(--font-extrabold);
  line-height: var(--leading-tight);
}

h2 {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
}

h3 {
  font-size: var(--text-2xl);
  font-weight: var(--font-semibold);
}

h4 {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
}

h5 {
  font-size: var(--text-lg);
  font-weight: var(--font-medium);
}

h6 {
  font-size: var(--text-base);
  font-weight: var(--font-medium);
}

/* ===== PROFESSIONAL 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: var(--leading-none);
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  user-select: none;
  outline: none;
  position: relative;
  overflow: hidden;
}

.btn:focus {
  box-shadow: 0 0 0 3px var(--ring-color);
}

.btn-primary {
  background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-primary-700) 100%);
  color: var(--text-inverse);
  border-color: var(--brand-primary);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--brand-primary-700) 0%, var(--brand-primary-800) 100%);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: var(--surface-primary);
  color: var(--brand-primary);
  border-color: var(--brand-primary);
}

.btn-secondary:hover {
  background: var(--brand-primary-50);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* ===== PROFESSIONAL CARDS ===== */
.card {
  background: var(--surface-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.card-body {
  padding: var(--space-6);
}

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

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

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

.grid-responsive {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

/* ===== CONTAINER ===== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* ===== ANIMATIONS ===== */
.animate-fadeInUp {
  animation: fadeInUp 0.6s ease-out forwards;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.scroll-fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease-out;
}

.scroll-fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-4);
  }

  h1 {
    font-size: var(--text-3xl);
  }

  h2 {
    font-size: var(--text-2xl);
  }

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

  .btn {
    width: 100%;
    justify-content: center;
  }
}

/* ===== UTILITY CLASSES ===== */

/* Display */
.block { display: block; }
.inline-block { display: inline-block; }
.inline { display: inline; }
.hidden { display: none; }

/* Position */
.static { position: static; }
.fixed { position: fixed; }
.absolute { position: absolute; }
.relative { position: relative; }
.sticky { position: sticky; }

/* Top/Right/Bottom/Left */
.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }
.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }

/* Z-Index */
.z-0 { z-index: var(--z-0); }
.z-10 { z-index: var(--z-10); }
.z-20 { z-index: var(--z-20); }
.z-30 { z-index: var(--z-30); }
.z-40 { z-index: var(--z-40); }
.z-50 { z-index: var(--z-50); }
.z-auto { z-index: var(--z-auto); }

/* Width */
.w-auto { width: auto; }
.w-full { width: 100%; }
.w-screen { width: 100vw; }
.w-min { width: min-content; }
.w-max { width: max-content; }
.w-fit { width: fit-content; }

/* Height */
.h-auto { height: auto; }
.h-full { height: 100%; }
.h-screen { height: 100vh; }
.h-min { height: min-content; }
.h-max { height: max-content; }
.h-fit { height: fit-content; }

/* Min/Max Width */
.min-w-0 { min-width: 0; }
.min-w-full { min-width: 100%; }
.max-w-none { max-width: none; }
.max-w-xs { max-width: 20rem; }
.max-w-sm { max-width: 24rem; }
.max-w-md { max-width: 28rem; }
.max-w-lg { max-width: 32rem; }
.max-w-xl { max-width: 36rem; }
.max-w-2xl { max-width: 42rem; }
.max-w-3xl { max-width: 48rem; }
.max-w-4xl { max-width: 56rem; }
.max-w-5xl { max-width: 64rem; }
.max-w-6xl { max-width: 72rem; }
.max-w-7xl { max-width: 80rem; }
.max-w-full { max-width: 100%; }

/* Min/Max Height */
.min-h-0 { min-height: 0; }
.min-h-full { min-height: 100%; }
.min-h-screen { min-height: 100vh; }
.max-h-full { max-height: 100%; }
.max-h-screen { max-height: 100vh; }

/* Overflow */
.overflow-auto { overflow: auto; }
.overflow-hidden { overflow: hidden; }
.overflow-visible { overflow: visible; }
.overflow-scroll { overflow: scroll; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }
.overflow-x-hidden { overflow-x: hidden; }
.overflow-y-hidden { overflow-y: hidden; }

/* Text Alignment */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-justify { text-align: justify; }

/* Text Transform */
.uppercase { text-transform: uppercase; }
.lowercase { text-transform: lowercase; }
.capitalize { text-transform: capitalize; }
.normal-case { text-transform: none; }

/* Text Decoration */
.underline { text-decoration: underline; }
.line-through { text-decoration: line-through; }
.no-underline { text-decoration: none; }

/* Vertical Alignment */
.align-baseline { vertical-align: baseline; }
.align-top { vertical-align: top; }
.align-middle { vertical-align: middle; }
.align-bottom { vertical-align: bottom; }
.align-text-top { vertical-align: text-top; }
.align-text-bottom { vertical-align: text-bottom; }

/* Whitespace */
.whitespace-normal { white-space: normal; }
.whitespace-nowrap { white-space: nowrap; }
.whitespace-pre { white-space: pre; }
.whitespace-pre-line { white-space: pre-line; }
.whitespace-pre-wrap { white-space: pre-wrap; }

/* Word Break */
.break-normal { overflow-wrap: normal; word-break: normal; }
.break-words { overflow-wrap: break-word; }
.break-all { word-break: break-all; }

/* Background Colors */
.bg-transparent { background-color: transparent; }
.bg-current { background-color: currentColor; }
.bg-white { background-color: var(--surface-primary); }
.bg-gray-50 { background-color: var(--gray-50); }
.bg-gray-100 { background-color: var(--gray-100); }
.bg-gray-200 { background-color: var(--gray-200); }
.bg-gray-300 { background-color: var(--gray-300); }
.bg-gray-400 { background-color: var(--gray-400); }
.bg-gray-500 { background-color: var(--gray-500); }
.bg-gray-600 { background-color: var(--gray-600); }
.bg-gray-700 { background-color: var(--gray-700); }
.bg-gray-800 { background-color: var(--gray-800); }
.bg-gray-900 { background-color: var(--gray-900); }
.bg-primary { background-color: var(--brand-primary); }
.bg-secondary { background-color: var(--brand-secondary); }
.bg-success { background-color: var(--success); }
.bg-warning { background-color: var(--warning); }
.bg-error { background-color: var(--error); }
.bg-info { background-color: var(--info); }

/* Border */
.border { border-width: 1px; border-style: solid; border-color: var(--border-primary); }
.border-0 { border-width: 0; }
.border-2 { border-width: 2px; border-style: solid; border-color: var(--border-primary); }
.border-4 { border-width: 4px; border-style: solid; border-color: var(--border-primary); }
.border-8 { border-width: 8px; border-style: solid; border-color: var(--border-primary); }

.border-t { border-top-width: 1px; border-top-style: solid; border-top-color: var(--border-primary); }
.border-r { border-right-width: 1px; border-right-style: solid; border-right-color: var(--border-primary); }
.border-b { border-bottom-width: 1px; border-bottom-style: solid; border-bottom-color: var(--border-primary); }
.border-l { border-left-width: 1px; border-left-style: solid; border-left-color: var(--border-primary); }

/* Border Colors */
.border-transparent { border-color: transparent; }
.border-current { border-color: currentColor; }
.border-gray-200 { border-color: var(--gray-200); }
.border-gray-300 { border-color: var(--gray-300); }
.border-primary { border-color: var(--brand-primary); }
.border-secondary { border-color: var(--brand-secondary); }
.border-success { border-color: var(--success); }
.border-warning { border-color: var(--warning); }
.border-error { border-color: var(--error); }

/* Border Radius */
.rounded-none { border-radius: var(--radius-none); }
.rounded-sm { border-radius: var(--radius-sm); }
.rounded { border-radius: var(--radius-base); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-2xl { border-radius: var(--radius-2xl); }
.rounded-3xl { border-radius: var(--radius-3xl); }
.rounded-full { border-radius: var(--radius-full); }

/* Box Shadow */
.shadow-none { box-shadow: none; }
.shadow-xs { box-shadow: var(--shadow-xs); }
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow { box-shadow: var(--shadow-base); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }
.shadow-2xl { box-shadow: var(--shadow-2xl); }
.shadow-inner { box-shadow: var(--shadow-inner); }

/* Opacity */
.opacity-0 { opacity: 0; }
.opacity-25 { opacity: 0.25; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.opacity-100 { opacity: 1; }

/* Cursor */
.cursor-auto { cursor: auto; }
.cursor-default { cursor: default; }
.cursor-pointer { cursor: pointer; }
.cursor-wait { cursor: wait; }
.cursor-text { cursor: text; }
.cursor-move { cursor: move; }
.cursor-help { cursor: help; }
.cursor-not-allowed { cursor: not-allowed; }

/* User Select */
.select-none { user-select: none; }
.select-text { user-select: text; }
.select-all { user-select: all; }
.select-auto { user-select: auto; }

/* Pointer Events */
.pointer-events-none { pointer-events: none; }
.pointer-events-auto { pointer-events: auto; }

/* ===== RESPONSIVE UTILITIES ===== */
@media (min-width: 640px) {
  .sm\:block { display: block; }
  .sm\:hidden { display: none; }
  .sm\:flex { display: flex; }
  .sm\:grid { display: grid; }
  .sm\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sm\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .sm\:text-left { text-align: left; }
  .sm\:text-center { text-align: center; }
  .sm\:text-right { text-align: right; }
}

@media (min-width: 768px) {
  .md\:block { display: block; }
  .md\:hidden { display: none; }
  .md\:flex { display: flex; }
  .md\:grid { display: grid; }
  .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .md\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .md\:text-left { text-align: left; }
  .md\:text-center { text-align: center; }
  .md\:text-right { text-align: right; }
}

@media (min-width: 1024px) {
  .lg\:block { display: block; }
  .lg\:hidden { display: none; }
  .lg\:flex { display: flex; }
  .lg\:grid { display: grid; }
  .lg\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .lg\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .lg\:grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .lg\:text-left { text-align: left; }
  .lg\:text-center { text-align: center; }
  .lg\:text-right { text-align: right; }
}

@media (min-width: 1280px) {
  .xl\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .xl\:grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .xl\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
}

/* ===== ACCESSIBILITY ===== */
.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;
}

.not-sr-only {
  position: static;
  width: auto;
  height: auto;
  padding: 0;
  margin: 0;
  overflow: visible;
  clip: auto;
  white-space: normal;
}

/* Focus styles */
.focus\:outline-none:focus {
  outline: 2px solid transparent;
  outline-offset: 2px;
}

.focus\:ring:focus {
  outline: 2px solid transparent;
  outline-offset: 2px;
  box-shadow: 0 0 0 var(--ring-width) var(--ring-color);
}

/* ===== NAVIGATION SYSTEM ===== */
.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.main-nav > a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: var(--font-medium);
  padding: var(--space-2) 0;
  transition: color var(--transition-fast);
}

.main-nav > a:hover {
  color: var(--brand-primary);
}

.phone-btn {
  background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-primary-700) 100%);
  color: var(--text-inverse) !important;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-lg);
  text-decoration: none;
  font-weight: var(--font-semibold);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.phone-btn:hover {
  background: linear-gradient(135deg, var(--brand-primary-700) 0%, var(--brand-primary-800) 100%);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* ===== DROPDOWN NAVIGATION ===== */
.nav-dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-weight: var(--font-medium);
  font-size: var(--text-base);
  padding: var(--space-2) 0;
  cursor: pointer;
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: inherit;
}

.dropdown-btn:after {
  content: "▼";
  font-size: var(--text-sm);
  transition: transform var(--transition-fast);
}

.dropdown-btn:hover {
  color: var(--brand-primary);
}

.nav-dropdown:hover .dropdown-btn:after {
  transform: rotate(180deg);
}

.dropdown-content {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--surface-primary);
  min-width: 220px;
  box-shadow: var(--shadow-xl);
  border-radius: var(--radius-xl);
  padding: var(--space-2) 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-base);
  z-index: 1001;
  border: 1px solid var(--border-primary);
}

.nav-dropdown:hover .dropdown-content {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-content a {
  display: block;
  padding: var(--space-3) var(--space-6);
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: var(--font-normal);
  transition: all var(--transition-fast);
  border-left: 3px solid transparent;
}

.dropdown-content a:hover {
  background: var(--gray-50);
  color: var(--brand-primary);
  border-left-color: var(--brand-primary);
}

/* Mobile menu button */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: var(--text-xl);
  color: var(--text-secondary);
  cursor: pointer;
}

/* ===== NAVIGATION Z-INDEX FIXES ===== */
header {
  z-index: 1000 !important;
}

.nav-dropdown .dropdown-content {
  z-index: 1001 !important;
}

/* Extend hover area to prevent dropdown from disappearing */
.nav-dropdown:before {
  content: "";
  position: absolute;
  top: 100%;
  left: -10px;
  right: -10px;
  height: 10px;
  background: transparent;
  z-index: 999;
}

/* ===== RESPONSIVE NAVIGATION ===== */
@media (max-width: 1024px) {
  .main-nav {
    gap: var(--space-6);
  }

  .dropdown-content {
    min-width: 200px;
  }
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

  .dropdown-content {
    position: fixed;
    top: auto;
    left: var(--space-4);
    right: var(--space-4);
    min-width: auto;
    max-width: none;
  }

  .main-nav.is-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: calc(100% + var(--space-2));
    left: var(--space-4);
    right: var(--space-4);
    background: var(--surface-primary);
    padding: var(--space-4);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    z-index: 1002;
  }

  .main-nav.is-open .dropdown-content {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    padding: 0;
  }
}

/* ===== PRINT STYLES ===== */
@media print {
  .print\:hidden {
    display: none !important;
  }

  .print\:block {
    display: block !important;
  }

  * {
    color-adjust: exact;
  }
}

/* ===== COOKIE CONSENT ===== */
.cookie-consent {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #111827;
  color: #fff;
  padding: var(--space-4);
  display: none;
  z-index: 2000;
}

.cookie-consent.show {
  display: block;
}

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.cookie-text p {
  margin: 0;
  font-size: var(--text-sm);
}

.cookie-text a {
  color: #93c5fd;
}

.cookie-btn {
  padding: 8px 18px;
  border: 0;
  border-radius: 6px;
  background: #22c55e;
  color: #fff;
  cursor: pointer;
  font-weight: var(--font-semibold);
}

@media (max-width: 640px) {
  .cookie-content {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ===== LEARN PAGES GLOBAL STYLES ===== */

/* Page Header (dark banner) */
.page-header {
  background: var(--gray-900);
  color: var(--text-inverse);
  padding: 6rem 0 4rem;
  margin-top: 0;
}

.page-header h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: var(--font-extrabold);
  margin-bottom: var(--space-4);
  color: var(--text-inverse);
}

.page-header p {
  font-size: var(--text-xl);
  opacity: 0.9;
  max-width: 600px;
  color: var(--text-inverse);
}

.page-header .breadcrumbs {
  font-size: var(--text-sm);
  margin-bottom: var(--space-6);
  opacity: 0.7;
}

.page-header .breadcrumbs a {
  color: var(--text-inverse);
  text-decoration: none;
}

.page-header .breadcrumbs a:hover {
  text-decoration: underline;
}

/* Content Section */
.learn-content {
  padding: var(--space-12) 0 var(--space-16);
  background: var(--gray-50);
}

/* Content Cards/Sections */
.content-section {
  background: var(--surface-primary);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  margin-bottom: var(--space-6);
  box-shadow: var(--shadow-base);
  border: 1px solid var(--border-primary);
}

.content-section h2 {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  margin: 0 0 var(--space-4);
  color: var(--text-primary);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--brand-primary-500);
}

.content-section h3 {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  margin: var(--space-6) 0 var(--space-3);
  color: var(--text-secondary);
}

.content-section p {
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
}

.content-section ul {
  margin: var(--space-2) 0;
  padding-left: var(--space-6);
}

.content-section li {
  margin: var(--space-2) 0;
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
}

.content-section li strong {
  color: var(--text-primary);
}

/* Callout Boxes with Good Contrast */
.highlight-box {
  background: var(--brand-primary-50);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  margin: var(--space-6) 0;
  border-left: 4px solid var(--brand-primary-500);
}

.highlight-box strong {
  color: var(--brand-primary-800);
}

.highlight-box p {
  color: var(--text-primary);
  margin: 0;
}

.tip-box {
  background: var(--success-50);
  border-left: 4px solid var(--success);
  padding: var(--space-4) var(--space-5);
  margin: var(--space-6) 0;
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

.tip-box strong {
  color: var(--success-700);
}

.tip-box p,
.tip-box {
  color: var(--text-primary);
}

.warning-box {
  background: var(--warning-50);
  border-left: 4px solid var(--warning);
  padding: var(--space-4) var(--space-5);
  margin: var(--space-6) 0;
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

.warning-box strong {
  color: var(--warning-700);
}

.warning-box p,
.warning-box {
  color: var(--text-primary);
}

/* Info Cards Grid */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-4);
  margin: var(--space-6) 0;
}

.info-card {
  background: var(--gray-50);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  border-left: 4px solid var(--brand-primary-500);
}

.info-card h4 {
  font-weight: var(--font-bold);
  margin: 0 0 var(--space-2);
  color: var(--text-primary);
}

.info-card p {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

/* Program/Feature Cards (with green accent) */
.program-card {
  background: var(--success-50);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  border-left: 4px solid var(--success);
}

.program-card h4 {
  font-weight: var(--font-bold);
  margin: 0 0 var(--space-2);
  color: var(--text-primary);
}

.program-card p {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

/* Data Tables */
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-6) 0;
  background: var(--surface-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.data-table th,
.data-table td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--border-primary);
}

.data-table th {
  background: var(--gray-100);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
}

.data-table td {
  color: var(--text-secondary);
}

.data-table td strong {
  color: var(--text-primary);
}

.data-table tr:hover td {
  background: var(--gray-50);
}

/* Process Steps */
.process-steps {
  counter-reset: step-counter;
}

.process-step {
  counter-increment: step-counter;
  margin: var(--space-6) 0;
  padding: var(--space-6);
  background: var(--surface-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  position: relative;
  padding-left: var(--space-16);
}

.process-step::before {
  content: counter(step-counter);
  position: absolute;
  left: var(--space-6);
  top: var(--space-6);
  width: 36px;
  height: 36px;
  background: var(--brand-primary-500);
  color: var(--text-inverse);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-bold);
  font-size: var(--text-lg);
}

.process-step h3 {
  margin: 0 0 var(--space-3);
  color: var(--text-primary);
  font-weight: var(--font-semibold);
}

.process-step p {
  color: var(--text-secondary);
  margin: 0;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-800) 100%);
  color: var(--text-inverse);
  padding: var(--space-12);
  border-radius: var(--radius-2xl);
  text-align: center;
  margin: var(--space-12) 0;
}

.cta-section h2 {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-4);
  color: var(--text-inverse);
  border: none;
  padding: 0;
}

.cta-section p {
  opacity: 0.9;
  margin-bottom: var(--space-6);
  color: var(--text-inverse);
}

.cta-section .btn-primary {
  background: var(--brand-secondary);
  color: var(--text-inverse);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-xl);
  font-weight: var(--font-bold);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: all var(--transition-fast);
}

.cta-section .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(204, 32, 50, 0.3);
}

.cta-section .btn-secondary {
  background: var(--surface-primary);
  color: var(--text-primary);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-xl);
  font-weight: var(--font-bold);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-left: var(--space-3);
  transition: all var(--transition-fast);
}

.cta-section .btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* Sticky Mobile CTA */
.sticky-cta-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--surface-primary);
  padding: var(--space-3) var(--space-4);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
  z-index: 1000;
  gap: var(--space-3);
}

.sticky-cta-bar a {
  flex: 1;
  padding: var(--space-4);
  text-align: center;
  border-radius: var(--radius-xl);
  font-weight: var(--font-bold);
  text-decoration: none;
}

.sticky-cta-bar a.primary {
  background: var(--brand-secondary);
  color: var(--text-inverse);
}

.sticky-cta-bar a.secondary {
  background: var(--gray-100);
  color: var(--text-primary);
}

@media (max-width: 768px) {
  .sticky-cta-bar {
    display: flex;
  }

  .learn-content {
    padding-bottom: 120px;
  }

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

  .process-step {
    padding-left: var(--space-6);
    padding-top: var(--space-14);
  }

  .process-step::before {
    top: var(--space-4);
    left: var(--space-4);
  }

  .cta-section .btn-secondary {
    margin-left: 0;
    margin-top: var(--space-3);
  }
}