/* =============================================================================
   VertHurt — Shared UI Components
   Version: 2.0

   Usage: <link rel="stylesheet" href="/css/components.css">
   Load AFTER verthurt.css, BEFORE page-specific stylesheets.

   TABLE OF CONTENTS
   1.  Buttons
   2.  Cards
   3.  Chips & Badges
   4.  Forms & Inputs
   5.  Dropzone (Upload)
   6.  Modal
   7.  Navigation
   8.  Callout Boxes
   9.  Page Footer
   10. Legal Pages
   11. Responsive Overrides
============================================================================= */


/* =============================================================================
   1. BUTTONS
============================================================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 10px var(--space-5);
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-family);
  font-size: var(--text-body);
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--transition-fast),
              box-shadow var(--transition-fast),
              transform var(--transition-fast),
              border-color var(--transition-fast);
  text-decoration: none;
  line-height: 1.4;
}

.btn:focus-visible {
  outline: 2px solid var(--color-forest);
  outline-offset: 2px;
}

.btn:disabled {
  background: var(--color-disabled-bg);
  color: var(--color-disabled-text);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Primary — Sun Gold (CTAs, highlights) */
.btn-primary {
  background: var(--color-sun-gold);
  color: var(--color-forest-text);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
  background: #E5B83D;
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
  text-decoration: none;
}
.btn-primary:active {
  transform: translateY(0);
}

/* Secondary — Forest Green */
.btn-secondary {
  background: var(--color-forest);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}
.btn-secondary:hover {
  background: #165018;
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
  text-decoration: none;
}

/* Ghost — Transparent */
.btn-ghost {
  background: transparent;
  color: var(--color-forest);
  padding: 8px var(--space-4);
}
.btn-ghost:hover {
  background: var(--color-page-bg);
  text-decoration: none;
}

/* Danger — Mountainous Red */
.btn-danger {
  background: var(--color-danger);
  color: var(--color-white);
}
.btn-danger:hover {
  background: #A80F1A;
  text-decoration: none;
}

/* Sizes */
.btn-sm { padding: 6px var(--space-4); font-size: var(--text-body-sm); }
.btn-lg { padding: 14px var(--space-6); font-size: var(--text-body-lg); }

/* Icon-only close button */
.btn-close {
  background: var(--color-card-bg);
  border: none;
  border-radius: var(--radius-sm);
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  color: var(--color-green-500);
  font-size: 18px;
  line-height: 1;
  flex-shrink: 0;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.btn-close:hover {
  background: var(--color-border);
  color: var(--color-forest-text);
}


/* =============================================================================
   2. CARDS
============================================================================= */

.card {
  background: var(--color-card-bg);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-light);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

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

.card-sm {
  padding: var(--space-4);
  border-radius: var(--radius-md);
}

.card-static {
  transition: none;
}
.card-static:hover {
  transform: none;
  box-shadow: var(--shadow-sm);
}


/* =============================================================================
   3. CHIPS & BADGES
============================================================================= */

.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  background: var(--color-card-bg);
  color: var(--color-forest-text);
  font-size: var(--text-label);
  font-weight: 600;
  padding: 3px var(--space-2);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  white-space: nowrap;
}

.chip-strava {
  background: var(--color-strava-light);
  color: var(--color-strava-dark);
  border-color: var(--color-strava-border);
}

.chip-strava .chip-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--color-strava);
  flex-shrink: 0;
}

.chip-accent {
  background: #EBF3FF;
  color: var(--color-accent-blue);
  border-color: #B8D4FF;
}

.chip-success {
  background: #ECFDF5;
  color: #15803D;
  border-color: #A7F3D0;
  font-weight: 700;
}

/* Hilliness score badges */
.badge-flat        { background: var(--color-flat);        color: white; }
.badge-rolling     { background: var(--color-rolling);     color: white; }
.badge-hilly       { background: var(--color-hilly);       color: white; }
.badge-mountainous { background: var(--color-mountainous); color: white; }


/* =============================================================================
   4. FORMS & INPUTS
============================================================================= */

.form-group { margin-bottom: var(--space-4); }

.label {
  display: block;
  margin-bottom: var(--space-2);
  font-size: var(--text-body-sm);
  font-weight: 600;
  color: var(--color-forest-text);
}

.input,
.textarea,
.select {
  width: 100%;
  padding: 10px var(--space-4);
  font-family: var(--font-family);
  font-size: var(--text-body);
  background: var(--color-white);
  color: var(--color-forest-text);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: var(--color-forest);
  box-shadow: 0 0 0 3px rgba(28, 92, 30, 0.12);
}

.input::placeholder,
.textarea::placeholder {
  color: var(--color-green-500);
}

.textarea { resize: vertical; min-height: 96px; line-height: 1.55; }


/* =============================================================================
   5. DROPZONE (Upload)
============================================================================= */

.dropzone {
  border: 2px dashed var(--color-border-medium);
  border-radius: var(--radius-md);
  padding: var(--space-7) var(--space-5);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-base);
  background: var(--color-white);
}

.dropzone:hover,
.dropzone.dragover {
  border-color: var(--color-forest);
  background: #F0F7F0;
}

.dropzone-icon {
  font-size: 2rem;
  margin-bottom: var(--space-2);
  color: var(--color-green-500);
}

.dropzone-text {
  font-size: var(--text-body);
  color: var(--color-green-500);
}

.dropzone-text strong {
  color: var(--color-forest);
}

.dropzone-subtitle {
  font-size: var(--text-body-sm);
  color: var(--color-green-500);
  margin-top: var(--space-1);
}


/* =============================================================================
   6. MODAL
============================================================================= */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  z-index: 200;
}

.modal {
  background: #FFFFFF;
  color: #1B4332;
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 460px;
  max-height: 92vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-xl);
  overflow: hidden;
}

.modal-sm { max-width: 380px; }
.modal-lg { max-width: 640px; }

.modal-header {
  padding: var(--space-5) var(--space-5) var(--space-4);
  border-bottom: 1px solid var(--color-border-light);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
  flex-shrink: 0;
}

.modal-header h2 {
  font-size: var(--text-h4);
  font-weight: 700;
  color: #1B4332;
}

.modal-body {
  overflow-y: auto;
  padding: var(--space-5);
  flex: 1;
}

.modal-footer {
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid #E0E0E0;
  background: #F3F4F1;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.modal .input {
  background: #FFFFFF;
  color: #1B4332;
  border-color: #C8D0C4;
}
.modal .input:focus {
  border-color: var(--color-forest);
}


/* =============================================================================
   7. NAVIGATION
============================================================================= */

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) 0;
  margin-bottom: var(--space-2);
}

.nav-brand {
  font-size: 20px;
  font-weight: 800;
  color: var(--color-forest-text);
  text-decoration: none;
}
.nav-brand:hover { text-decoration: none; }

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  list-style: none;
  margin: 0; padding: 0;
}

.nav-link {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-body-sm);
  font-weight: 600;
  color: var(--color-green-500);
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast), color var(--transition-fast);
  text-decoration: none;
}
.nav-link:hover {
  background: var(--color-card-bg);
  color: var(--color-forest-text);
  text-decoration: none;
}
.nav-link.active {
  color: var(--color-forest-text);
  background: var(--color-card-bg);
}


/* =============================================================================
   8. CALLOUT BOXES
============================================================================= */

.callout {
  padding: var(--space-4) var(--space-5);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: var(--space-4) 0;
}

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

.callout-warning {
  background: #FFF8E1;
  border-left: 4px solid var(--color-rolling);
}

.callout-success {
  background: #ECFDF5;
  border-left: 4px solid var(--color-flat);
}

.callout-info {
  background: #EBF3FF;
  border-left: 4px solid var(--color-accent-blue);
}


/* =============================================================================
   9. PAGE FOOTER
============================================================================= */

.site-footer {
  text-align: center;
  padding: var(--space-6) var(--space-4);
  margin-top: var(--space-7);
  border-top: 1px solid var(--color-border);
  color: var(--color-green-500);
  font-size: var(--text-label);
}

.site-footer a {
  color: var(--color-green-500);
  text-decoration: none;
  margin: 0 var(--space-3);
}

.site-footer a:hover {
  color: var(--color-forest-text);
  text-decoration: underline;
}


/* =============================================================================
   10. LEGAL PAGES (terms.html, privacy.html)
============================================================================= */

.legal-page .container { max-width: 720px; }

.legal-page h1 {
  font-size: var(--text-h1);
  text-align: center;
  margin-bottom: var(--space-1);
}

.legal-page .effective-date {
  text-align: center;
  color: var(--color-green-500);
  font-size: var(--text-body);
  margin-bottom: var(--space-7);
}

.legal-page h2 {
  font-size: var(--text-h3);
  font-weight: 700;
  margin-top: var(--space-6);
  margin-bottom: var(--space-3);
}

.legal-page h3 {
  font-size: var(--text-body);
  font-weight: 700;
  margin-top: var(--space-5);
  margin-bottom: var(--space-2);
  color: var(--color-forest-text);
}

.legal-page p { line-height: 1.7; }


/* =============================================================================
   11. RESPONSIVE OVERRIDES
============================================================================= */

@media (max-width: 768px) {
  .modal { border-radius: var(--radius-lg); }
  .modal-overlay { padding: var(--space-3); }
}

@media (max-width: 480px) {
  .btn { padding: 9px var(--space-4); }

  .modal {
    max-height: 95vh;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  }

  .modal-overlay {
    align-items: flex-end;
    padding: 0;
  }

  .nav-links { display: none; }
}