/**
 * Prosper Guide - Visual Design Theme
 * Based on design-patterns-visual.md specifications
 */

/* ===== CSS CUSTOM PROPERTIES ===== */
/* Dark mode is default */
:root,
[data-theme="dark"] {
  /* Background Colors */
  --bg-main: #1c1917;
  --bg-card: #292524;
  --bg-hover: #3a3432;
  --bg-secondary: #241f1d;

  /* Accent Colors */
  --accent-primary: #d0ad84;
  --accent-primary-hover: #e3be94;
  --accent-secondary: #c77345;

  /* Text Colors */
  --text-primary: #f4eee8;
  --text-secondary: #e8d8c7;
  --text-muted: #c4b5a8;

  /* Border Colors */
  --border-primary: #6f6258;
  --border-secondary: #4b443f;
  --border-dashed: #86776b;

  /* Semantic & overlay (modals, toasts) */
  --overlay-scrim: rgba(0, 0, 0, 0.5);
  --success-color: #6fcf97;
  --danger-color: #f87171;
  --warning-color: #fbbf24;
  --info-color: #38bdf8;
  --text-on-accent: #ffffff;
  --input-bg: #2c2825;
  --shadow-modal: 0 25px 50px rgba(0, 0, 0, 0.35);
  
  /* Spacing System */
  --space-xs: 0.5rem;           /* 8px */
  --space-sm: 1rem;             /* 16px */
  --space-md: 1.5rem;           /* 24px */
  --space-lg: 2rem;             /* 32px */
  
  /* Border Radius */
  --radius-sm: 0.5rem;          /* Small elements */
  --radius-md: 1rem;            /* Cards and containers */
  --radius-lg: 1.5rem;          /* Main sections */
  
  /* Shadows */
  --shadow-subtle: 0 2px 10px rgba(0, 0, 0, 0.25);
  --shadow-card: 0 4px 14px rgba(0, 0, 0, 0.35);
  --shadow-medium: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.5);

  /* Admin / status surfaces (badges, bulk bar, pagination accents) */
  --success-bg: rgba(111, 207, 151, 0.2);
  --success-fg-on-bg: #a7f3c7;
  --danger-bg: rgba(248, 113, 113, 0.2);
  --danger-fg-on-bg: #fecaca;
  --danger-bg-hover: rgba(248, 113, 113, 0.28);
  --danger-fg-strong: #f87171;
  --warning-bg: rgba(251, 191, 36, 0.18);
  --warning-fg-on-bg: #fcd34d;
  --warning-row-bg: rgba(251, 191, 36, 0.12);
  --warning-row-hover-bg: rgba(251, 191, 36, 0.2);
  --warning-bg-muted: rgba(251, 191, 36, 0.15);
  --warning-border-strong: var(--warning-color);
  --badge-neutral-bg: #57534e;
  --badge-neutral-text: var(--text-on-accent);
  --info-surface-bg: rgba(56, 189, 248, 0.12);
  --info-surface-text: var(--info-color);
  --info-surface-border: var(--info-color);
  --info-surface-btn-text: var(--info-color);
  --info-color-hover: #7dd3fc;
  --info-focus-ring: rgba(56, 189, 248, 0.25);
  --info-shadow-hover: rgba(56, 189, 248, 0.35);
  --danger-focus-ring: rgba(248, 113, 113, 0.3);
  --pagination-accent-hover-bg: #38bdf8;
  --plan-badge-premium-gradient: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
  --plan-badge-advanced-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --plan-badge-owner-gradient: linear-gradient(135deg, #ff6b35 0%, #f7c948 100%);
  --plan-badge-owner-text: #f4eee8;
  
  /* Transitions */
  --transition: 0.2s ease-in-out;
}

[data-theme="light"] {
  --bg-main: #f7f4ef;
  --bg-card: #f7efde;
  --bg-hover: #f0e7d6;
  --bg-secondary: #f3ece1;
  --accent-primary: #CDAD85;
  --accent-primary-hover: #BA673B;
  --accent-secondary: #BA673B;
  --text-primary: #6f5a51;
  --text-secondary: #8e4f36;
  --text-muted: #9d8379;
  --border-primary: #CDAD85;
  --border-secondary: #e8dfd0;
  --border-dashed: #D4B5B0;
  --overlay-scrim: rgba(47, 42, 37, 0.45);
  --success-color: #28a745;
  --danger-color: #dc3545;
  --warning-color: #ffc107;
  --info-color: #17a2b8;
  --text-on-accent: #ffffff;
  --input-bg: #ffffff;
  --shadow-modal: 0 25px 50px rgba(47, 42, 37, 0.18);
  --shadow-subtle: 0 2px 8px rgba(205, 173, 133, 0.1);
  --shadow-card: 0 4px 12px rgba(205, 173, 133, 0.15);
  --shadow-medium: 0 8px 20px rgba(205, 173, 133, 0.2);
  --shadow-hover: 0 6px 16px rgba(205, 173, 133, 0.2);

  /* Admin / status surfaces */
  --success-bg: #d4edda;
  --success-fg-on-bg: #155724;
  --danger-bg: #f8d7da;
  --danger-fg-on-bg: #721c24;
  --danger-bg-hover: #f5c6cb;
  --danger-fg-strong: #c82333;
  --warning-bg: #fff3cd;
  --warning-fg-on-bg: #856404;
  --warning-row-bg: #fff9e6;
  --warning-row-hover-bg: #fff4d6;
  --warning-bg-muted: #fff3cd;
  --warning-border-strong: #ffc107;
  --badge-neutral-bg: #6c757d;
  --badge-neutral-text: var(--text-on-accent);
  --info-surface-bg: #e7f3ff;
  --info-surface-text: #1976d2;
  --info-surface-border: #2196f3;
  --info-surface-btn-text: #1976d2;
  --info-color-hover: #1565c0;
  --info-focus-ring: rgba(33, 150, 243, 0.1);
  --info-shadow-hover: rgba(33, 150, 243, 0.3);
  --danger-focus-ring: rgba(220, 53, 69, 0.3);
  --pagination-accent-hover-bg: #1976d2;
  --plan-badge-premium-gradient: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
  --plan-badge-advanced-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --plan-badge-owner-gradient: linear-gradient(135deg, #ff6b35 0%, #f7c948 100%);
  --plan-badge-owner-text: #1a1a2e;
}

/* ===== GLOBAL STYLES ===== */
* {
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.6;
  margin: 0;
  padding: 0;
  min-height: 100vh;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-secondary);
  font-weight: 600;
  margin: 0 0 var(--space-sm) 0;
  line-height: 1.3;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.1rem; }

p {
  margin: 0 0 var(--space-sm) 0;
  color: var(--text-primary);
}

.text-muted {
  color: var(--text-muted);
}

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

/* ===== CARD-BASED LAYOUT ===== */
.card {
  background-color: var(--bg-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: var(--space-md);
  margin-bottom: var(--space-md);
  border: 1px solid var(--border-secondary);
  transition: var(--transition);
}

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

.card-large {
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
}

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

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: var(--space-xs) var(--space-sm);
  border: none;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  min-height: 44px; /* Touch-friendly */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
}

.btn-primary {
  background-color: var(--accent-primary);
  color: white;
  box-shadow: var(--shadow-subtle);
}

.btn-primary:hover {
  background-color: var(--accent-secondary);
  box-shadow: var(--shadow-card);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: transparent;
  color: var(--accent-primary);
  border: 2px solid var(--accent-primary);
}

.btn-secondary:hover {
  background-color: var(--accent-primary);
  color: white;
}

.btn-large {
  padding: var(--space-sm) var(--space-md);
  font-size: 1.1rem;
  border-radius: var(--radius-md);
}

.btn-small {
  padding: 0.25rem var(--space-xs);
  font-size: 0.9rem;
}

/* ===== FORM ELEMENTS ===== */
.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  margin-bottom: var(--space-xs);
  color: var(--text-secondary);
  font-weight: 500;
}

.form-input {
  width: 100%;
  padding: var(--space-xs) var(--space-sm);
  border: 2px solid var(--border-primary);
  border-radius: var(--radius-sm);
  background-color: white;
  color: var(--text-primary);
  font-size: 1rem;
  transition: var(--transition);
}

.form-input:focus {
  outline: none;
  border-color: var(--accent-secondary);
  box-shadow: 0 0 0 3px rgba(186, 103, 59, 0.1);
}

.form-input::placeholder {
  color: var(--text-muted);
}

.form-select {
  width: 100%;
  padding: var(--space-xs) var(--space-sm);
  border: 2px solid var(--border-primary);
  border-radius: var(--radius-sm);
  background-color: white;
  color: var(--text-primary);
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
}

.form-select:focus {
  outline: none;
  border-color: var(--accent-secondary);
  box-shadow: 0 0 0 3px rgba(186, 103, 59, 0.1);
}

/* ===== NAVIGATION TABS ===== */
.nav-tabs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.nav-tab {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-md);
  background-color: transparent;
  border: 2px solid var(--border-primary);
  border-radius: var(--radius-md);
  color: var(--accent-primary);
  text-decoration: none;
  transition: var(--transition);
  cursor: pointer;
  min-height: 120px;
  justify-content: center;
  gap: var(--space-xs);
}

.nav-tab:hover {
  background-color: var(--bg-card);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.nav-tab.active {
  background-color: var(--bg-card);
  color: var(--text-secondary);
  border-color: var(--accent-secondary);
  box-shadow: var(--shadow-card);
}

.nav-tab-icon {
  font-size: 2rem;
  margin-bottom: var(--space-xs);
}

.nav-tab-text {
  font-weight: 500;
  text-align: center;
}

/* ===== CONTENT PREVIEW CARDS ===== */
.preview-card {
  background-color: var(--bg-card);
  border: 2px dashed var(--border-dashed);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin-bottom: var(--space-md);
  position: relative;
  overflow: hidden;
}

.preview-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40px;
  background: linear-gradient(transparent, var(--bg-card));
  pointer-events: none;
}

.preview-card.locked::before {
  content: '🔒';
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  font-size: 1.5rem;
  z-index: 1;
}

/* ===== STATISTICS DISPLAY ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.stat-card {
  background-color: var(--bg-card);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  text-align: center;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition);
}

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

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent-primary);
  margin-bottom: var(--space-xs);
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ===== REPORT LAYOUT ===== */
.report-section {
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-secondary);
}

.report-section:last-child {
  border-bottom: none;
}

.report-title {
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
  font-size: 1.5rem;
}

.report-content {
  color: var(--text-primary);
  line-height: 1.7;
}

.report-bullet {
  color: var(--accent-primary);
  margin-right: var(--space-xs);
}

/* ===== LAYOUT CONTAINERS ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container-fluid {
  width: 100%;
  padding: 0 var(--space-md);
}

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

.section-header {
  text-align: center;
  margin-bottom: var(--space-lg);
}

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

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }

@media (max-width: 768px) {
  .grid-2,
  .grid-3,
  .grid-4,
  .grid-5 {
    grid-template-columns: 1fr;
  }
  
  .nav-tabs {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ===== UTILITY CLASSES ===== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-xs); }
.mb-2 { margin-bottom: var(--space-sm); }
.mb-3 { margin-bottom: var(--space-md); }
.mb-4 { margin-bottom: var(--space-lg); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-xs); }
.mt-2 { margin-top: var(--space-sm); }
.mt-3 { margin-top: var(--space-md); }
.mt-4 { margin-top: var(--space-lg); }

.p-0 { padding: 0; }
.p-1 { padding: var(--space-xs); }
.p-2 { padding: var(--space-sm); }
.p-3 { padding: var(--space-md); }
.p-4 { padding: var(--space-lg); }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

/* ===== LOADING STATES ===== */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-primary);
  border-radius: 50%;
  border-top-color: var(--accent-primary);
  animation: spin 1s ease-in-out infinite;
}

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

/* ===== ERROR STATES ===== */
.error {
  color: var(--accent-secondary);
  background-color: rgba(186, 103, 59, 0.1);
  border: 1px solid var(--accent-secondary);
  border-radius: var(--radius-sm);
  padding: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.success {
  color: var(--accent-primary);
  background-color: rgba(205, 173, 133, 0.1);
  border: 1px solid var(--accent-primary);
  border-radius: var(--radius-sm);
  padding: var(--space-sm);
  margin-bottom: var(--space-sm);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-sm);
  }
  
  .card {
    padding: var(--space-sm);
  }
  
  .btn {
    width: 100%;
    margin-bottom: var(--space-xs);
  }
  
  .nav-tab {
    min-height: 80px;
    padding: var(--space-sm);
  }
  
  .nav-tab-icon {
    font-size: 1.5rem;
  }
  
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.5rem; }
}

@media (max-width: 480px) {
  .nav-tabs {
    grid-template-columns: 1fr;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}