/**
 * Powersell Brand CSS
 * Primary Blue: #006fa4 | Dark Navy: #24284c
 * Used across all pages and embedded HTML exports
 */

/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
  /* Brand Colors */
  --brand-primary: #006fa4;
  --brand-primary-light: #0086c3;
  --brand-primary-dark: #00567e;
  --brand-dark: #24284c;
  --brand-dark-light: #2e3560;
  --brand-dark-darker: #1a1d38;

  /* Neutral Colors */
  --color-white: #ffffff;
  --color-gray-50: #f8f9fa;
  --color-gray-100: #f1f3f5;
  --color-gray-200: #e9ecef;
  --color-gray-300: #dee2e6;
  --color-gray-400: #ced4da;
  --color-gray-500: #adb5bd;
  --color-gray-600: #6c757d;
  --color-gray-700: #495057;
  --color-gray-800: #343a40;
  --color-gray-900: #212529;

  /* Typography */
  --font-family-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-family-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;

  /* Font Sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --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);

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;
}

/* ===== BASE RESET ===== */
*, *::before, *::after {
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-family-sans);
  font-size: var(--text-base);
  color: var(--brand-dark);
  background-color: var(--color-white);
  line-height: 1.6;
}

/* ===== TAILWIND THEME EXTENSION ===== */
/* Applied via inline script in HTML files that use tailwind.js */
/* Config is set in each page's <head> before loading tailwind.js */

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-sans);
  font-weight: 700;
  line-height: 1.2;
  color: var(--brand-dark);
}

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

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

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

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.625rem 1.5rem;
  font-family: var(--font-family-sans);
  font-size: var(--text-base);
  font-weight: 600;
  line-height: 1.5;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
}

.btn:focus-visible {
  outline: 3px solid var(--brand-primary);
  outline-offset: 2px;
}

/* Primary Button */
.btn-primary {
  background-color: var(--brand-primary);
  border-color: var(--brand-primary);
  color: var(--color-white);
}

.btn-primary:hover {
  background-color: var(--brand-primary-dark);
  border-color: var(--brand-primary-dark);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: none;
}

/* Outline Button */
.btn-outline {
  background-color: transparent;
  border-color: var(--brand-primary);
  color: var(--brand-primary);
}

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

.btn-outline:active {
  transform: translateY(0);
  box-shadow: none;
}

/* Dark Button */
.btn-dark {
  background-color: var(--brand-dark);
  border-color: var(--brand-dark);
  color: var(--color-white);
}

.btn-dark:hover {
  background-color: var(--brand-dark-darker);
  border-color: var(--brand-dark-darker);
  color: var(--color-white);
  transform: translateY(-1px);
}

/* Button Sizes */
.btn-sm {
  padding: 0.375rem 1rem;
  font-size: var(--text-sm);
}

.btn-lg {
  padding: 0.875rem 2rem;
  font-size: var(--text-lg);
}

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

.container-narrow {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* Section Spacing */
.section {
  padding: var(--space-16) 0;
}

.section-sm {
  padding: var(--space-10) 0;
}

.section-lg {
  padding: var(--space-24) 0;
}

/* Section with brand background */
.section-dark {
  background-color: var(--brand-dark);
  color: var(--color-white);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--color-white);
}

.section-primary {
  background-color: var(--brand-primary);
  color: var(--color-white);
}

.section-light {
  background-color: var(--color-gray-50);
}

/* ===== CARDS ===== */
.card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--space-6);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

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

.card-primary {
  background-color: var(--brand-primary);
  color: var(--color-white);
}

.card-dark {
  background-color: var(--brand-dark);
  color: var(--color-white);
}

/* ===== BADGE / TAG ===== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.75rem;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
}

.badge-primary {
  background-color: rgba(0, 111, 164, 0.12);
  color: var(--brand-primary);
}

.badge-dark {
  background-color: rgba(36, 40, 76, 0.12);
  color: var(--brand-dark);
}

.badge-white {
  background-color: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
}

/* ===== DIVIDER ===== */
.divider-brand {
  width: 60px;
  height: 4px;
  background-color: var(--brand-primary);
  border-radius: var(--radius-full);
  margin: var(--space-4) 0;
}

/* ===== FORM ELEMENTS ===== */
.form-input {
  width: 100%;
  padding: 0.625rem 1rem;
  font-family: var(--font-family-sans);
  font-size: var(--text-base);
  color: var(--brand-dark);
  background-color: var(--color-white);
  border: 2px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(0, 111, 164, 0.15);
}

.form-input::placeholder {
  color: var(--color-gray-500);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--brand-dark);
  margin-bottom: var(--space-1);
}

/* ===== UTILITIES ===== */
.text-brand-primary { color: var(--brand-primary); }
.text-brand-dark { color: var(--brand-dark); }
.bg-brand-primary { background-color: var(--brand-primary); }
.bg-brand-dark { background-color: var(--brand-dark); }
.border-brand-primary { border-color: var(--brand-primary); }

/* Gradient backgrounds */
.bg-gradient-brand {
  background: linear-gradient(135deg, var(--brand-dark) 0%, var(--brand-primary) 100%);
}

.bg-gradient-primary {
  background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-primary-light) 100%);
}

/* Text gradient */
.text-gradient-brand {
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== RESPONSIVE HELPERS ===== */
@media (max-width: 768px) {
  h1 { font-size: var(--text-3xl); }
  h2 { font-size: var(--text-2xl); }
  h3 { font-size: var(--text-xl); }

  .section { padding: var(--space-10) 0; }
  .section-lg { padding: var(--space-16) 0; }
  .container-brand { padding: 0 var(--space-4); }
}

@media (max-width: 480px) {
  h1 { font-size: var(--text-2xl); }
  .btn-lg { padding: 0.75rem 1.5rem; font-size: var(--text-base); }
}
