/* Import Inter font from Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

@tailwind base;
@tailwind components;
@tailwind utilities;

/* IDEAL Design System - CSS Custom Properties */
@layer base {
  :root {
    /* Couleurs principales */
    --ideal-primary: #4A90E2;
    --ideal-secondary: #D4D4D4;
    --ideal-accent: #FFD700;
    --ideal-success: #7FBF5F;
    --ideal-danger: #E74C3C;
    --ideal-warning: #F39C12;
    
    /* Couleurs de texte */
    --ideal-text-dark: #2C3E50;
    --ideal-text-medium: #7F8C8D;
    --ideal-text-light: #BDC3C7;
    
    /* Couleurs de fond */
    --ideal-bg-light: #F8F9FA;
    --ideal-bg-white: #FFFFFF;
    --ideal-bg-overlay: rgba(0, 0, 0, 0.5);
    
    /* Bordures - Updated per specs */
    --ideal-border-light: #E0E0E0;
    --ideal-border-medium: #CCCCCC;
    --ideal-card-border: #d0d0d0;
    
    /* Ombres - Updated with correct transparency levels per specs */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.08);
    /* Sidebar and top bar shadow: 60% transparency */
    --shadow-sidebar: 4px 0 12px rgba(0, 0, 0, 0.6);
    /* Top bar shadow: 20% transparency */
    --shadow-topbar: 0 4px 8px rgba(0, 0, 0, 0.2);
    /* White cards shadow: 60% transparency */
    --shadow-card-white: 0 4px 12px rgba(0, 0, 0, 0.6);
    
    /* Espacements */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    
    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;

    /* ============================================
       BUTTON GRADIENTS (Per specs)
       ============================================ */
    /* Primary buttons (Voir Annonce, connexion): #5d99c7 → #7ccbd7 */
    --gradient-primary-start: #5d99c7;
    --gradient-primary-end: #7ccbd7;
    /* Premium buttons: #ffde59 → #ff914d */
    --gradient-premium-start: #ffde59;
    --gradient-premium-end: #ff914d;
    /* Partner buttons: #c5ffe3 → #19a460 */
    --gradient-partner-start: #c5ffe3;
    --gradient-partner-end: #19a460;

    /* ============================================
       REPRENEUR (BUYER) - Orange/Gold Theme
       ============================================ */
    --buyer-topbar-start: rgba(255, 158, 87, 0.1);
    --buyer-topbar-end: #ffffff;
    --buyer-border-start: #ffde59;
    --buyer-border-end: #ff914d;
    --buyer-sidebar-start: #ff9e57;
    --buyer-sidebar-end: #ffffff;
    --buyer-hover-start: rgba(255, 222, 89, 0.7);
    --buyer-hover-end: rgba(255, 145, 77, 0.8);

    /* ============================================
       CEDANT (SELLER) - Blue Theme
       ============================================ */
    --seller-topbar-start: rgba(93, 177, 230, 0.1);
    --seller-topbar-end: #ffffff;
    --seller-border-start: #5d99c7;
    --seller-border-end: #7ccbd7;
    --seller-sidebar-start: #5db1e6;
    --seller-sidebar-end: #ffffff;
    --seller-hover-start: rgba(95, 137, 199, 0.7);
    --seller-hover-end: rgba(124, 203, 215, 0.8);

    /* ============================================
       PARTENAIRE (PARTNER) - Green Theme
       ============================================ */
    --partner-topbar-start: rgba(152, 213, 180, 0.1);
    --partner-topbar-end: #ffffff;
    --partner-border-start: #29ad6d;
    --partner-border-end: #5ccd96;
    --partner-sidebar-start: #29ad6d;
    --partner-sidebar-end: #ffffff;
    --partner-hover-start: rgba(41, 173, 109, 0.7);
    --partner-hover-end: rgba(41, 173, 109, 0.8);

    /* ============================================
       ADMIN - Dark/Gray Theme
       ============================================ */
    --admin-topbar-start: rgba(31, 41, 55, 0.1);
    --admin-topbar-end: #ffffff;
    --admin-border-start: #1f2937;
    --admin-border-end: #4b5563;
    --admin-sidebar-start: #374151;
    --admin-sidebar-end: #ffffff;
    --admin-hover-start: rgba(55, 65, 81, 0.7);
    --admin-hover-end: rgba(75, 85, 99, 0.8);
  }

  body {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    color: var(--ideal-text-dark);
    background-color: var(--ideal-bg-light);
  }
}

/* IDEAL Design System - Component Classes */
@layer components {
  /* ============================================
     TYPOGRAPHY
     ============================================ */
  .heading-1 { @apply text-[32px] font-bold leading-tight; }
  .heading-2 { @apply text-2xl font-bold leading-snug; }
  .heading-3 { @apply text-xl font-semibold leading-normal; }
  .heading-4 { @apply text-lg font-semibold leading-normal; }
  .body-large { @apply text-base font-normal leading-relaxed; }
  .body-regular { @apply text-sm font-normal leading-relaxed; }
  .body-small { @apply text-xs font-normal leading-relaxed; }
  .label { @apply text-sm font-medium leading-normal; }

  /* ============================================
     CARDS - With hover zoom (bump) effect
     ============================================ */
  .card {
    background: var(--ideal-bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    padding: var(--spacing-lg);
  }

  /* Card Ideal - White cards with 2px border, shadow 60%, hover zoom */
  .card-ideal {
    background: var(--ideal-bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card-white);
    padding: var(--spacing-lg);
    border: 2px solid var(--ideal-card-border);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }

  .card-ideal:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  }

  /* Deal Cards - Same styling */
  .deal-card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card-white);
    padding: var(--spacing-md);
    border: 2px solid var(--ideal-card-border);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }
  
  .deal-card:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  }

  /* ============================================
     BUTTONS
     ============================================ */
  .btn {
    @apply inline-flex items-center justify-center;
    padding: 10px 24px;
    border-radius: var(--radius-full);
    font-weight: 500;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    font-size: 14px;
  }
  
  .btn-primary {
    background-color: var(--ideal-primary);
    color: white;
  }
  
  .btn-primary:hover {
    background-color: #3A7BC8;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
  }
  
  .btn-secondary {
    background-color: var(--ideal-secondary);
    color: var(--ideal-text-dark);
  }

  .btn-secondary:hover {
    background-color: #C0C0C0;
  }
  
  .btn-outline {
    background-color: transparent;
    border: 2px solid var(--ideal-primary);
    color: var(--ideal-primary);
  }

  .btn-outline:hover {
    background-color: var(--ideal-primary);
    color: white;
  }

  .btn-danger {
    background-color: var(--ideal-danger);
    color: white;
  }

  .btn-danger:hover {
    background-color: #C0392B;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
  }

  /* Gradient Button - Primary (Voir Annonce, connexion) */
  .btn-gradient-primary {
    @apply inline-flex items-center justify-center;
    padding: 10px 24px;
    border-radius: var(--radius-full);
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    border: none;
    background: linear-gradient(135deg, var(--gradient-primary-start), var(--gradient-primary-end));
    color: white;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(93, 153, 199, 0.4);
  }

  .btn-gradient-primary:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 4px 16px rgba(93, 153, 199, 0.5);
    filter: brightness(1.05);
  }

  /* Gradient Button - Premium (Gold/Orange) */
  .btn-gradient-premium {
    @apply inline-flex items-center justify-center;
    padding: 10px 24px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    border: none;
    background: linear-gradient(135deg, var(--gradient-premium-start), var(--gradient-premium-end));
    color: var(--ideal-text-dark);
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(255, 145, 77, 0.4);
  }

  .btn-gradient-premium:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 4px 16px rgba(255, 145, 77, 0.5);
    filter: brightness(1.05);
  }

  /* Gradient Button - Partner (Green) */
  .btn-gradient-partner {
    @apply inline-flex items-center justify-center;
    padding: 10px 24px;
    border-radius: var(--radius-full);
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    border: none;
    background: linear-gradient(135deg, var(--gradient-partner-start), var(--gradient-partner-end));
    color: var(--ideal-text-dark);
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(25, 164, 96, 0.4);
  }

  .btn-gradient-partner:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 4px 16px rgba(25, 164, 96, 0.5);
    filter: brightness(1.05);
  }

  /* ============================================
     BADGES
     ============================================ */
  .badge {
    @apply inline-block;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 500;
  }
  
  .badge-ideal { background-color: var(--ideal-accent); color: var(--ideal-text-dark); }
  .badge-reserved { background-color: #FFE5E5; color: var(--ideal-danger); }
  .badge-success { background-color: rgba(127, 191, 95, 0.1); color: var(--ideal-success); }
  .badge-info { background-color: rgba(74, 144, 226, 0.1); color: var(--ideal-primary); }

  /* ============================================
     SEARCH & FORMS
     ============================================ */
  .search-bar {
    border: 2px solid var(--ideal-border-medium);
    border-radius: var(--radius-full);
    padding: 12px 24px;
    width: 100%;
  }

  .search-bar:focus {
    outline: none;
    border-color: var(--ideal-primary);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
  }

  /* ============================================
     TABS
     ============================================ */
  .tab-button {
    padding: 10px 20px;
    border-radius: var(--radius-full);
    background-color: var(--ideal-secondary);
    color: var(--ideal-text-dark);
    font-weight: 500;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
  }

  .tab-button:hover { background-color: #C0C0C0; }
  .tab-button.active { background-color: var(--ideal-text-dark); color: white; }

  /* ============================================
     PROGRESS BAR
     ============================================ */
  .progress-bar {
    height: 8px;
    background-color: var(--ideal-secondary);
    border-radius: var(--radius-full);
    overflow: hidden;
  }
  
  .progress-fill {
    height: 100%;
    background-color: var(--ideal-success);
    transition: width 0.3s ease;
  }

  /* ============================================
     MODAL
     ============================================ */
  .modal-overlay {
    background-color: var(--ideal-bg-overlay);
    backdrop-filter: blur(4px);
  }
  
  .modal-content {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
  }

  /* ============================================
     ICONS & RATINGS
     ============================================ */
  .rating-stars { color: var(--ideal-warning); }
  .favorite-icon { color: var(--ideal-danger); }

  /* ============================================
     SIDEBAR BASE STYLES
     ============================================ */
  .sidebar-item {
    @apply flex items-center;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
    cursor: pointer;
  }
  
  .sidebar-item:hover {
    background-color: rgba(0, 0, 0, 0.05);
  }
  
  .sidebar-item.active {
    background-color: rgba(74, 144, 226, 0.1);
    color: var(--ideal-primary);
  }

  /* ============================================
     LAYOUT: BUYER (REPRENEUR) - Orange/Gold Theme
     ============================================ */
  .layout-buyer .header-top-bar {
    background: linear-gradient(180deg, var(--buyer-topbar-start), var(--buyer-topbar-end)) !important;
    box-shadow: var(--shadow-topbar);
    border-bottom: 2px solid;
    border-image: linear-gradient(90deg, var(--buyer-border-start), var(--buyer-border-end)) 1;
  }

  .layout-buyer .sidebar-main {
    background: white;
    box-shadow: var(--shadow-sidebar);
    border-right: 10px solid;
    border-image: linear-gradient(180deg, var(--buyer-sidebar-start) 0%, var(--buyer-sidebar-end) 100%) 1;
  }

  .layout-buyer .menu-link:hover {
    background: linear-gradient(90deg, var(--buyer-hover-start), var(--buyer-hover-end)) !important;
    border-radius: 8px;
  }

  .layout-buyer .menu-link.active {
    background: linear-gradient(90deg, var(--buyer-hover-start), var(--buyer-hover-end)) !important;
    border-left: 3px solid var(--buyer-border-end);
    border-radius: 8px;
  }

  /* ============================================
     LAYOUT: SELLER (CEDANT) - Blue Theme
     ============================================ */
  .layout-seller .header-top-bar {
    background: linear-gradient(180deg, var(--seller-topbar-start), var(--seller-topbar-end)) !important;
    box-shadow: var(--shadow-topbar);
    border-bottom: 2px solid;
    border-image: linear-gradient(90deg, var(--seller-border-start), var(--seller-border-end)) 1;
  }

  .layout-seller .sidebar-main {
    background: white;
    box-shadow: var(--shadow-sidebar);
    border-right: 10px solid;
    border-image: linear-gradient(180deg, var(--seller-sidebar-start) 0%, var(--seller-sidebar-end) 100%) 1;
  }

  .layout-seller .menu-link:hover {
    background: linear-gradient(90deg, var(--seller-hover-start), var(--seller-hover-end)) !important;
    border-radius: 8px;
  }

  .layout-seller .menu-link.active {
    background: linear-gradient(90deg, var(--seller-hover-start), var(--seller-hover-end)) !important;
    border-left: 3px solid var(--seller-border-end);
    border-radius: 8px;
  }

  /* ============================================
     LAYOUT: PARTNER (PARTENAIRE) - Green Theme
     ============================================ */
  .layout-partner .header-top-bar {
    background: linear-gradient(180deg, var(--partner-topbar-start), var(--partner-topbar-end)) !important;
    box-shadow: var(--shadow-topbar);
    border-bottom: 2px solid;
    border-image: linear-gradient(90deg, var(--partner-border-start), var(--partner-border-end)) 1;
  }

  .layout-partner .sidebar-main {
    background: white;
    box-shadow: var(--shadow-sidebar);
    border-right: 10px solid;
    border-image: linear-gradient(180deg, var(--partner-sidebar-start) 0%, var(--partner-sidebar-end) 100%) 1;
  }

  .layout-partner .menu-link:hover {
    background: linear-gradient(90deg, var(--partner-hover-start), var(--partner-hover-end)) !important;
    border-radius: 8px;
  }

  .layout-partner .menu-link.active {
    background: linear-gradient(90deg, var(--partner-hover-start), var(--partner-hover-end)) !important;
    border-left: 3px solid var(--partner-border-end);
    border-radius: 8px;
  }

  /* ============================================
     LAYOUT: ADMIN - Dark/Gray Theme
     ============================================ */
  .layout-admin .header-top-bar {
    background: linear-gradient(180deg, var(--admin-topbar-start), var(--admin-topbar-end)) !important;
    box-shadow: var(--shadow-topbar);
    border-bottom: 2px solid;
    border-image: linear-gradient(90deg, var(--admin-border-start), var(--admin-border-end)) 1;
  }

  .layout-admin .sidebar-main {
    box-shadow: var(--shadow-sidebar);
    border-right: 10px solid;
    border-image: linear-gradient(180deg, var(--admin-sidebar-start) 0%, var(--admin-sidebar-end) 100%) 1;
  }

  .layout-admin .menu-link:hover {
    background: linear-gradient(90deg, var(--admin-hover-start), var(--admin-hover-end)) !important;
    border-radius: 8px;
    color: white;
  }

  .layout-admin .menu-link.active {
    background: linear-gradient(90deg, var(--admin-hover-start), var(--admin-hover-end)) !important;
    border-left: 3px solid var(--admin-border-end);
    border-radius: 8px;
    color: white;
  }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
@layer utilities {
  /* Card hover zoom effect utility */
  .hover-zoom {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }
  
  .hover-zoom:hover {
    transform: scale(1.02);
  }

  /* Gradient text utilities */
  .text-gradient-primary {
    background: linear-gradient(135deg, var(--gradient-primary-start), var(--gradient-primary-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }

  .text-gradient-premium {
    background: linear-gradient(135deg, var(--gradient-premium-start), var(--gradient-premium-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }

  .text-gradient-partner {
    background: linear-gradient(135deg, var(--gradient-partner-start), var(--gradient-partner-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }
}