/* =====================================================
   UX IMPROVEMENTS - ORIBIBLE DESIGN SYSTEM
   Couleur principale: #3a38b2 (Indigo spirituel)
   Fonds: #f8f8ff (violet doux) & #fffbf0 (jaune doux)
   ===================================================== */

/* Variables globales Oribible */
:root {
  /* Couleurs principales */
  --ori-primary: #3a38b2;
  --ori-primary-light: #4f4dc7;
  --ori-primary-dark: #2d2b8f;
  --ori-primary-soft: rgba(58, 56, 178, 0.08);
  
  /* Fonds */
  --ori-bg-purple: #f8f8ff;
  --ori-bg-cream: #fffbf0;
  --ori-bg-white: #ffffff;
  
  /* Textes */
  --ori-text-primary: #1a1a2e;
  --ori-text-secondary: #5a5a7a;
  --ori-text-muted: #8a8aa3;
  
  /* Bordures */
  --ori-border-soft: #e8e8f0;
  --ori-border-light: #f0f0f8;
  
  /* Ombres */
  --ori-shadow-sm: 0 2px 8px rgba(58, 56, 178, 0.06);
  --ori-shadow-md: 0 4px 20px rgba(58, 56, 178, 0.08);
  --ori-shadow-lg: 0 8px 40px rgba(58, 56, 178, 0.12);
  
  /* Transitions */
  --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-quick: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
}

body {
  line-height: 1.6;
  letter-spacing: 0.3px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===== Typographie professionnelle ===== */
h1, h2, h3, h4, h5, h6 {
  letter-spacing: -0.5px;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 0.5em;
  color: var(--ori-text-primary);
}

p {
  color: var(--ori-text-secondary);
  margin-bottom: 1em;
}

/* ===== Espacements cohérents ===== */
.ba-theme-intro {
  background: var(--ori-bg-purple);
  padding: 16px;
  border-radius: 10px;
  border-left: 4px solid var(--ori-primary);
  font-size: 14px;
  line-height: 1.6;
  color: var(--ori-text-secondary);
  margin-bottom: 20px;
}

.ba-themes-wrap {
  padding: 20px 0;
}

/* ===== Cartes/Sections ===== */
.ba-theme-card {
  border: 1px solid var(--ori-border-soft);
  border-radius: 12px;
  background: var(--ori-bg-white);
  transition: all var(--transition-smooth);
}

.ba-theme-card:hover {
  border-color: rgba(58, 56, 178, 0.2);
  box-shadow: var(--ori-shadow-md);
}

.ba-theme-head {
  padding: 16px;
  border-bottom: 1px solid var(--ori-border-light);
}

.ba-theme-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--ori-text-primary);
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.ba-theme-title i {
  font-size: 18px;
  color: var(--ori-primary);
}

.ba-theme-sub {
  font-size: 13px;
  color: var(--ori-text-muted);
  line-height: 1.5;
  margin-top: 4px;
}

.ba-theme-body {
  padding: 16px;
}

/* ===== Boutons avec transitions naturelles ===== */
.btn {
  transition: all var(--transition-smooth);
  font-weight: 600;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 8px rgba(58, 56, 178, 0.15);
  border-radius: 10px;
}

.btn:hover:not(:disabled) {
  box-shadow: 0 4px 16px rgba(58, 56, 178, 0.25);
  transform: translateY(-2px);
}

.btn:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: 0 1px 4px rgba(58, 56, 178, 0.1);
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ===== Boutons de plan ===== */
.ba-plan-ref-btn {
  transition: all var(--transition-smooth);
  box-shadow: 0 2px 8px rgba(58, 56, 178, 0.12);
  position: relative;
  overflow: hidden;
  border-radius: 8px;
}

.ba-plan-ref-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.15);
  transition: left var(--transition-smooth);
}

.ba-plan-ref-btn:hover::before {
  left: 100%;
}

.ba-plan-ref-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(58, 56, 178, 0.2);
}

.ba-plan-ref-btn:active {
  transform: translateY(-1px);
  box-shadow: 0 2px 6px rgba(58, 56, 178, 0.12);
}

/* ===== Boutons de jour ===== */
.ba-plan-day-btn {
  transition: all var(--transition-smooth);
  border: 1px solid var(--ori-border-soft);
  border-radius: 8px;
}

.ba-plan-day-btn:hover {
  border-color: rgba(58, 56, 178, 0.3);
  background: var(--ori-primary-soft);
  box-shadow: var(--ori-shadow-sm);
  transform: translateX(4px);
}

.ba-plan-day-btn:active {
  transform: translateX(2px);
}

.ba-plan-day-current {
  background: var(--ori-primary-soft);
  border-color: var(--ori-primary);
  font-weight: 600;
  box-shadow: 0 0 0 3px rgba(58, 56, 178, 0.1);
}

/* ===== Inputs avec focus naturel ===== */
input, select, textarea {
  transition: all var(--transition-smooth);
  border: 1.5px solid var(--ori-border-soft);
  border-radius: 10px;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--ori-primary);
  box-shadow: 0 0 0 4px var(--ori-primary-soft);
  background: var(--ori-bg-white);
}

input:hover, select:hover, textarea:hover {
  border-color: rgba(58, 56, 178, 0.3);
}

/* ===== Spinners et loaders ===== */
.spinner {
  animation: spin 1s linear infinite;
}

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

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ===== Icônes FontAwesome ===== */
i {
  transition: all var(--transition-quick);
}

button:hover i {
  transform: translateY(-1px);
}

/* ===== Listes et éléments ===== */
.ba-fav-item {
  transition: all var(--transition-smooth);
  padding: 10px 12px;
  border-radius: 10px;
  margin-bottom: 8px;
  background: var(--ori-bg-white);
  border: 1px solid var(--ori-border-soft);
}

.ba-fav-item:hover {
  background: var(--ori-primary-soft);
  border-color: rgba(58, 56, 178, 0.2);
  transform: translateX(4px);
}

/* ===== Responsive et mobile ===== */
@media (max-width: 640px) {
  .ba-theme-card {
    border-radius: 12px;
  }

  .ba-plan-ref-btn {
    font-size: 12px;
    padding: 9px 14px;
  }

  h1 {
    font-size: 24px;
  }

  .ba-theme-title {
    font-size: 15px;
  }
}

/* ===== Feedback visuel ===== */
.success {
  color: #10b981;
  animation: slideInUp 0.3s ease-out;
}

.error {
  color: #ef4444;
  animation: slideInUp 0.3s ease-out;
}

.info {
  color: var(--ori-primary);
  animation: slideInUp 0.3s ease-out;
}

/* ===== Focus visible pour accessibilité ===== */
button:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 2px solid var(--ori-primary);
  outline-offset: 2px;
}

/* ===== Désactiver le scaling lors du touch ===== */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
select,
textarea {
  font-size: 16px;
}

/* ===== Print styles ===== */
@media print {
  .ba-plan-ref-btn,
  .ba-plan-day-btn {
    box-shadow: none;
    border: 1px solid var(--ori-border-soft);
  }
}

/* =====================================================
   BOUTONS PRINCIPAUX - STYLE ORIBIBLE
   ===================================================== */

/* Bouton principal "Lire la Bible" */
.btn.btn-primary,
#load-btn {
  background: linear-gradient(135deg, var(--ori-primary) 0%, var(--ori-primary-dark) 100%) !important;
  color: white !important;
  border: none !important;
  padding: 14px 28px !important;
  border-radius: 4px !important;
  font-size: 15px !important;
  font-weight: 600 !important;
  box-shadow: 0 4px 16px rgba(58, 56, 178, 0.3) !important;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.btn.btn-primary:hover,
#load-btn:hover {
  background: linear-gradient(135deg, var(--ori-primary-light) 0%, var(--ori-primary) 100%) !important;
  box-shadow: 0 6px 24px rgba(58, 56, 178, 0.4) !important;
  transform: translateY(-2px) !important;
}

/* Boutons de navigation des fonctionnalités */
.ba-study-nav-btn,
.ba-compare-nav-btn,
.ba-history-nav-btn,
.ba-fav-btn,
.ba-prophecies-nav-btn {
  background: var(--ori-bg-white) !important;
  border: 1.5px solid var(--ori-border-soft) !important;
  color: var(--ori-text-secondary) !important;
  padding: 12px 18px !important;
  border-radius: 4px !important;
  font-size: 14px !important;
  font-weight: 500 !important;
  cursor: pointer !important;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1) !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 8px !important;
}

.ba-study-nav-btn:hover,
.ba-compare-nav-btn:hover,
.ba-history-nav-btn:hover,
.ba-fav-btn:hover,
.ba-prophecies-nav-btn:hover {
  background: var(--ori-primary) !important;
  border-color: var(--ori-primary) !important;
  color: white !important;
  transform: translateY(-2px) !important;
  box-shadow: 0 4px 16px rgba(58, 56, 178, 0.25) !important;
}

/* Icônes dans les boutons */
.ba-study-nav-btn i,
.ba-compare-nav-btn i,
.ba-history-nav-btn i,
.ba-fav-btn i,
.ba-prophecies-nav-btn i,
.ba-prophecies-nav-btn svg {
  font-size: 14px;
  transition: transform 0.2s ease;
}

/* Rangée de contrôles */
.ba-controls-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
}

/* Rangée d'outils */
.ba-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

/* =====================================================
   RESPONSIVE - BOUTONS MOBILES
   ===================================================== */
@media (max-width: 768px) {
  .ba-controls-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }
  
  .ba-controls-row > button:first-child {
    grid-column: 1 / -1;
  }
  
  .ba-study-nav-btn,
  .ba-compare-nav-btn,
  .ba-history-nav-btn,
  .ba-fav-btn,
  .ba-prophecies-nav-btn {
    padding: 10px 14px !important;
    font-size: 13px !important;
    justify-content: center !important;
  }
  
  .ba-tools {
    justify-content: center;
  }
  
  .ba-tool {
    flex: 0 0 auto;
    font-size: 12px !important;
    padding: 8px 12px !important;
  }
}

@media (max-width: 480px) {
  .ba-controls-row {
    grid-template-columns: 1fr;
  }
  
  .ba-study-nav-btn,
  .ba-compare-nav-btn,
  .ba-history-nav-btn,
  .ba-fav-btn,
  .ba-prophecies-nav-btn {
    width: 100%;
    justify-content: center !important;
  }
}