/**
 * LEMANPNEURECYCLAGE - Styles principaux
 * 
 * Palette de couleurs :
 * - Vert foncé (primary) : #1a472a
 * - Gris anthracite : #2d3436
 * - Rose/Magenta (accent) : #d63384
 */

:root {
    --color-primary: #1a472a;
    --color-primary-light: #2d5a3d;
    --color-primary-dark: #0f2a19;
    --color-accent: #d63384;
    --color-accent-light: #e255a3;
    --color-accent-dark: #a82869;
    --color-dark: #2d3436;
    --color-gray: #636e72;
    --color-light: #f8f9fa;
    --color-white: #ffffff;
    --color-success: #198754;
    --color-warning: #ffc107;
    --color-danger: #dc3545;
    --color-info: #0dcaf0;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --transition: all 0.3s ease;
}

/* ========================================
   RESET & BASE
   ======================================== */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f0f2f5;
    color: var(--color-dark);
    line-height: 1.6;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--color-accent);
}

/* ========================================
   LOGIN PAGE
   ======================================== */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: 20px;
}

.login-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 420px;
    overflow: hidden;
}

.login-header {
    background: var(--color-primary);
    padding: 30px;
    text-align: center;
}

.login-header img {
    max-width: 200px;
    height: auto;
}

.login-body {
    padding: 40px 30px;
}

.login-title {
    color: var(--color-dark);
    font-size: 1.5rem;
    margin-bottom: 30px;
    text-align: center;
}

/* ========================================
   SIDEBAR
   ======================================== */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 260px;
    height: 100vh;
    background: var(--color-primary);
    color: var(--color-white);
    z-index: 1000;
    transition: var(--transition);
    overflow-y: auto;
}

.sidebar-header {
    padding: 20px;
    text-align: center;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-logo {
    max-width: 180px;
    height: auto;
}

.sidebar-nav {
    padding: 20px 0;
}

.sidebar-nav .nav-section {
    padding: 10px 20px 5px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255,255,255,0.5);
}

.sidebar-nav .nav-link {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: rgba(255,255,255,0.85);
    transition: var(--transition);
    border-left: 3px solid transparent;
}

.sidebar-nav .nav-link:hover {
    background: rgba(255,255,255,0.1);
    color: var(--color-white);
}

.sidebar-nav .nav-link.active {
    background: rgba(255,255,255,0.15);
    color: var(--color-white);
    border-left-color: var(--color-accent);
}

.sidebar-nav .nav-link i {
    width: 24px;
    margin-right: 12px;
    font-size: 1.1rem;
}

.sidebar-user {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 15px 20px;
    background: rgba(0,0,0,0.2);
    border-top: 1px solid rgba(255,255,255,0.1);
}

.sidebar-user-name {
    font-weight: 600;
    font-size: 0.9rem;
}

.sidebar-user-role {
    font-size: 0.75rem;
    color: var(--color-accent);
    text-transform: uppercase;
}

/* ========================================
   MAIN CONTENT
   ======================================== */
.main-content {
    margin-left: 260px;
    min-height: 100vh;
    transition: var(--transition);
}

.topbar {
    background: var(--color-white);
    padding: 15px 30px;
    box-shadow: var(--shadow-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 999;
}

.topbar-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-dark);
    margin: 0;
}

.content-wrapper {
    padding: 30px;
}

/* ========================================
   CARDS
   ======================================== */
.card {
    background: var(--color-white);
    border: none;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.card-header {
    background: transparent;
    border-bottom: 1px solid #e9ecef;
    padding: 20px;
    font-weight: 600;
}

.card-body {
    padding: 20px;
}

/* Stats Cards */
.stat-card {
    position: relative;
    overflow: hidden;
}

.stat-card .stat-icon {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 3rem;
    opacity: 0.15;
}

.stat-card .stat-value {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.stat-card .stat-label {
    color: var(--color-gray);
    font-size: 0.875rem;
}

.stat-card.stat-primary {
    border-left: 4px solid var(--color-primary);
}

.stat-card.stat-accent {
    border-left: 4px solid var(--color-accent);
}

.stat-card.stat-success {
    border-left: 4px solid var(--color-success);
}

.stat-card.stat-warning {
    border-left: 4px solid var(--color-warning);
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
}

.btn-accent {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-white);
}

.btn-accent:hover {
    background-color: var(--color-accent-dark);
    border-color: var(--color-accent-dark);
    color: var(--color-white);
}

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

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

.btn-outline-accent {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

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

/* ========================================
   FORMS
   ======================================== */
.form-control, .form-select {
    padding: 12px 15px;
    border-radius: var(--radius-sm);
    border: 1px solid #ced4da;
    transition: var(--transition);
}

.form-control:focus, .form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(26, 71, 42, 0.15);
}

.form-label {
    font-weight: 500;
    color: var(--color-dark);
    margin-bottom: 8px;
}

.input-group-text {
    background-color: #f8f9fa;
    border-color: #ced4da;
}

/* ========================================
   TABLES
   ======================================== */
.table {
    margin-bottom: 0;
}

.table thead th {
    background-color: #f8f9fa;
    border-bottom: 2px solid var(--color-primary);
    color: var(--color-dark);
    font-weight: 600;
    padding: 15px;
    white-space: nowrap;
}

.table tbody td {
    padding: 15px;
    vertical-align: middle;
}

.table tbody tr:hover {
    background-color: rgba(26, 71, 42, 0.03);
}

.table-responsive {
    border-radius: var(--radius-md);
}

/* ========================================
   BADGES
   ======================================== */
.badge {
    padding: 6px 12px;
    font-weight: 500;
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
}

.badge i {
    margin-right: 5px;
}

/* ========================================
   ALERTS
   ======================================== */
.alert {
    border: none;
    border-radius: var(--radius-md);
    padding: 15px 20px;
}

.alert-success {
    background-color: #d1e7dd;
    color: #0f5132;
}

.alert-danger {
    background-color: #f8d7da;
    color: #842029;
}

.alert-warning {
    background-color: #fff3cd;
    color: #664d03;
}

.alert-info {
    background-color: #cff4fc;
    color: #055160;
}

/* ========================================
   DEMANDE STATUS TIMELINE
   ======================================== */
.status-timeline {
    display: flex;
    justify-content: space-between;
    position: relative;
    margin: 30px 0;
}

.status-timeline::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 0;
    right: 0;
    height: 3px;
    background: #e9ecef;
    z-index: 0;
}

.status-step {
    position: relative;
    z-index: 1;
    text-align: center;
    flex: 1;
}

.status-step .step-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #e9ecef;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 10px;
    font-size: 1rem;
    color: var(--color-gray);
}

.status-step.completed .step-icon {
    background: var(--color-success);
    color: var(--color-white);
}

.status-step.active .step-icon {
    background: var(--color-accent);
    color: var(--color-white);
    box-shadow: 0 0 0 5px rgba(214, 51, 132, 0.2);
}

.status-step .step-label {
    font-size: 0.8rem;
    color: var(--color-gray);
}

.status-step.completed .step-label,
.status-step.active .step-label {
    color: var(--color-dark);
    font-weight: 500;
}

/* ========================================
   EMPTY STATE
   ======================================== */
.empty-state {
    text-align: center;
    padding: 60px 20px;
}

.empty-state i {
    font-size: 4rem;
    color: #dee2e6;
    margin-bottom: 20px;
}

.empty-state h5 {
    color: var(--color-gray);
    margin-bottom: 10px;
}

.empty-state p {
    color: #adb5bd;
    margin-bottom: 20px;
}

/* ========================================
   MOBILE TOGGLE
   ======================================== */
.sidebar-toggle {
    display: none;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    padding: 10px 15px;
    font-size: 1.2rem;
    cursor: pointer;
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.show {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .sidebar-toggle {
        display: block;
    }
    
    .content-wrapper {
        padding: 20px;
    }
    
    .stat-card .stat-value {
        font-size: 1.5rem;
    }
}

@media (max-width: 575.98px) {
    .topbar {
        padding: 10px 15px;
    }
    
    .topbar-title {
        font-size: 1rem;
    }
    
    .content-wrapper {
        padding: 15px;
    }
    
    .card-body {
        padding: 15px;
    }
}

/* ========================================
   UTILITIES
   ======================================== */
.text-primary {
    color: var(--color-primary) !important;
}

.text-accent {
    color: var(--color-accent) !important;
}

.bg-primary {
    background-color: var(--color-primary) !important;
}

.bg-accent {
    background-color: var(--color-accent) !important;
}

.border-primary {
    border-color: var(--color-primary) !important;
}

.border-accent {
    border-color: var(--color-accent) !important;
}

/* Animation */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.3s ease-out;
}

/* Loading spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--color-accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}