/* ============================================================
   EvvyTools — Master Theme (Bootstrap 5 Overrides)
   Loaded on every page. Defines brand colors, typography,
   component overrides, and dark mode variables.
   ============================================================ */

/* ----- Google Font ----- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* ============================================================
   ROOT — Light Mode (default)
   ============================================================ */
:root {
  /* Bootstrap overrides */
  --bs-font-sans-serif: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --bs-body-color: #333333;
  --bs-body-bg: #FFFFFF;
  --bs-border-radius: 6px;
  --bs-border-radius-lg: 8px;
  --bs-border-radius-sm: 4px;
  --bs-border-radius-pill: 50rem;

  /* EvvyTools universal colors */
  --evvy-text-primary: #333333;
  --evvy-text-secondary: #666666;
  --evvy-text-heading: #1a1a2e;
  --evvy-white: #FFFFFF;
  --evvy-gray-50: #F9FAFB;
  --evvy-gray-100: #F8F9FA;
  --evvy-gray-200: #E9ECEF;
  --evvy-border-color: #DEE2E6;
  --evvy-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --evvy-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --evvy-shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.10);

  /* Per-cluster colors (defaults — overridden per-page via PHP) */
  --cluster-dark: #1D3354;
  --cluster-dark-bg: #1D3354;
  --cluster-surface: #EEF3F8;
  --cluster-hover: #16263F;
  --cluster-text: #F0F4F8;
}

/* ============================================================
   DARK MODE
   ============================================================ */
[data-bs-theme="dark"] {
  --bs-body-color: #E0E0E0;
  --bs-body-bg: #121212;

  --evvy-text-primary: #E0E0E0;
  --evvy-text-secondary: #A0A0A0;
  --evvy-text-heading: #F0F0F0;
  --evvy-white: #121212;
  --evvy-gray-50: #1A1A1A;
  --evvy-gray-100: #1E1E1E;
  --evvy-gray-200: #2A2A2A;
  --evvy-border-color: #333333;
  --evvy-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --evvy-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --evvy-shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);

  /* Cluster accent colors — lightened for readability on dark bg */
  --cluster-dark: #7BA3CB;
  --cluster-hover: #92B5D6;
  --cluster-surface: #1A2535;
}

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
body {
  font-family: var(--bs-font-sans-serif);
  color: var(--evvy-text-primary);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  color: var(--evvy-text-heading);
  line-height: 1.25;
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.375rem; }
h4 { font-size: 1.125rem; }

p {
  color: var(--evvy-text-primary);
}

.text-muted,
.text-secondary {
  color: var(--evvy-text-secondary) !important;
}

a {
  color: var(--cluster-dark);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  font-weight: 600;
  font-size: 0.9375rem;
  border-radius: var(--bs-border-radius-pill);
  padding: 0.5rem 1.5rem;
  transition: all 0.2s ease;
}

.btn-primary {
  background-color: var(--cluster-dark);
  border-color: var(--cluster-dark);
  color: #FFFFFF;
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--cluster-hover);
  border-color: var(--cluster-hover);
  color: #FFFFFF;
}

.btn-outline-primary {
  color: var(--cluster-dark);
  border-color: var(--cluster-dark);
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
  background-color: var(--cluster-dark);
  border-color: var(--cluster-dark);
  color: #FFFFFF;
}

.btn-lg {
  padding: 0.625rem 2rem;
  font-size: 1.0625rem;
}

.btn-sm {
  padding: 0.375rem 1rem;
  font-size: 0.8125rem;
}

/* ============================================================
   CARDS
   ============================================================ */
.card {
  border-radius: 8px;
  border: 1px solid var(--evvy-border-color);
  box-shadow: var(--evvy-shadow-sm);
  background-color: var(--bs-body-bg);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

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

.card-body {
  padding: 1.5rem;
}

.card-title {
  font-weight: 700;
  color: var(--evvy-text-heading);
  margin-bottom: 0.5rem;
}

/* ============================================================
   FORMS
   ============================================================ */
.form-control,
.form-select {
  border-radius: var(--bs-border-radius);
  border: 1px solid var(--evvy-border-color);
  padding: 0.5rem 0.875rem;
  font-size: 0.9375rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--cluster-dark);
  box-shadow: 0 0 0 0.2rem rgba(29, 51, 84, 0.15);
}

/* Placeholders — light enough to be clearly distinguishable from real input */
.form-control::placeholder,
.form-select::placeholder,
input::placeholder,
textarea::placeholder {
  color: #B0B8C1;
  opacity: 1;
  font-style: italic;
}

.form-label {
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--evvy-text-primary);
  margin-bottom: 0.375rem;
}

/* Dark mode form adjustments */
[data-bs-theme="dark"] .form-control,
[data-bs-theme="dark"] .form-select {
  background-color: var(--evvy-gray-100);
  border-color: var(--evvy-border-color);
  color: var(--evvy-text-primary);
}

[data-bs-theme="dark"] .form-control:focus,
[data-bs-theme="dark"] .form-select:focus {
  box-shadow: 0 0 0 0.2rem color-mix(in srgb, var(--cluster-dark) 25%, transparent);
}

[data-bs-theme="dark"] .form-control::placeholder,
[data-bs-theme="dark"] .form-select::placeholder,
[data-bs-theme="dark"] input::placeholder,
[data-bs-theme="dark"] textarea::placeholder {
  color: #555E68;
}

/* ============================================================
   BADGES
   ============================================================ */
.badge {
  font-weight: 600;
  font-size: 0.75rem;
  padding: 0.35em 0.65em;
  border-radius: var(--bs-border-radius-pill);
}

.badge-subscriber {
  background-color: #F59E0B;
  color: #1a1a2e;
}

/* ============================================================
   ALERTS
   ============================================================ */
.alert {
  border-radius: var(--bs-border-radius);
  font-size: 0.9375rem;
  border-width: 1px;
}

/* ============================================================
   UTILITIES
   ============================================================ */
.section-padding {
  padding: 5.5rem 0;
}

.section-padding-sm {
  padding: 2.5rem 0;
}

.bg-surface {
  background-color: var(--cluster-surface);
}

.bg-cluster-dark {
  background-color: var(--cluster-dark-bg);
  color: var(--cluster-text);
}

.bg-cluster-dark a {
  color: var(--cluster-text);
}

.text-cluster {
  color: var(--cluster-dark);
}

/* Dark mode — flip text to dark on lightened cluster backgrounds */
[data-bs-theme="dark"] .btn-primary {
  color: #1a1a2e;
}

[data-bs-theme="dark"] .btn-primary:hover,
[data-bs-theme="dark"] .btn-primary:focus {
  color: #1a1a2e;
}

[data-bs-theme="dark"] .btn-outline-primary:hover,
[data-bs-theme="dark"] .btn-outline-primary:focus {
  color: #1a1a2e;
}

/* Smooth transitions for theme toggle */
body,
.card,
.navbar,
.btn,
.form-control,
.form-select {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 767.98px) {
  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.5rem; }
  h3 { font-size: 1.25rem; }

  .section-padding {
    padding: 3.5rem 0;
  }

  .btn {
    padding: 0.5rem 1.25rem;
  }
}