/* Variables de couleur */
:root {
    --sent-red: #E31E24;
    --sent-red-dark: #B00020;
    --sent-red-light: #FF4D4D;
    --sent-white: #FFFFFF;
    --sent-gray-100: #F8F9FA;
    --sent-gray-200: #E9ECEF;
    --sent-gray-300: #DEE2E6;
    --sent-gray-600: #6C757D;
    --sent-gray-800: #343A40;
    --sent-shadow: rgba(227, 30, 36, 0.15);
    --sent-shadow-hover: rgba(227, 30, 36, 0.25);
}

/* Styles généraux */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    margin: 0;
    padding: 0;
    position: relative;
    overflow-x: hidden;
}

/* Effet de fond avec des particules rouges */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(227, 30, 36, 0.03) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(227, 30, 36, 0.03) 0%, transparent 50%),
                radial-gradient(circle at 40% 20%, rgba(227, 30, 36, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
    animation: backgroundShift 20s ease-in-out infinite alternate;
}

@keyframes backgroundShift {
    0% {
        background-position: 0% 0%;
    }
    100% {
        background-position: 100% 100%;
    }
}

/* Navbar supérieure */
.top-navbar {
    background: var(--sent-white);
    box-shadow: 0 4px 20px var(--sent-shadow);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 3px solid var(--sent-red);
}

.navbar-brand {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--sent-red) !important;
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
    transition: all 0.3s ease;
}

.navbar-brand:hover {
    transform: scale(1.05);
    text-shadow: 2px 2px 4px var(--sent-shadow);
}

.navbar-brand::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--sent-red);
    transition: width 0.3s ease;
}

.navbar-brand:hover::after {
    width: 100%;
}

/* Sélecteur de pays */
.country-selector {
    background: linear-gradient(45deg, var(--sent-red), var(--sent-red-dark));
    color: var(--sent-white);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px var(--sent-shadow);
    display: flex;
    align-items: center;
    gap: 10px;
}

.country-selector:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--sent-shadow-hover);
}

.country-selector i {
    font-size: 1.2rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
    }
}

/* Menu burger */
.burger-menu {
    width: 40px;
    height: 40px;
    background: var(--sent-red);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px var(--sent-shadow);
}

.burger-menu span {
    width: 20px;
    height: 2px;
    background: var(--sent-white);
    margin: 2px 0;
    transition: all 0.3s ease;
}

.burger-menu:hover {
    transform: rotate(90deg);
    background: var(--sent-red-dark);
}

/* Menu d'actions rapides */
.quick-actions {
    display: flex;
    gap: 1rem;
    margin: 2rem 0;
    flex-wrap: wrap;
}

.action-btn {
    flex: 1;
    min-width: 150px;
    padding: 1rem;
    border: none;
    border-radius: 15px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--sent-white);
    background: linear-gradient(45deg, var(--sent-red), var(--sent-red-dark));
    box-shadow: 0 8px 20px var(--sent-shadow);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.action-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.action-btn:hover::before {
    width: 300px;
    height: 300px;
}

.action-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px var(--sent-shadow-hover);
}

.action-btn i {
    margin-right: 10px;
    font-size: 1.2rem;
}

/* Cartes d'activités */
.activity-card {
    background: var(--sent-white);
    border-radius: 20px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border-left: 5px solid var(--sent-red);
    position: relative;
    overflow: hidden;
}

.activity-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(227, 30, 36, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.activity-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 15px 30px var(--sent-shadow);
}

.activity-card:hover::after {
    opacity: 1;
}

/* Navigation basse */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--sent-white);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
    padding: 0.8rem 1rem;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

.nav-icons {
    display: flex;
    justify-content: space-around;
    align-items: center;
    max-width: 600px;
    margin: 0 auto;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--sent-gray-600);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
}

.nav-item i {
    font-size: 1.5rem;
    margin-bottom: 0.2rem;
}

.nav-item span {
    font-size: 0.8rem;
    font-weight: 600;
}

.nav-item:hover,
.nav-item.active {
    color: var(--sent-red);
    transform: translateY(-5px);
}

.nav-item.active::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 5px;
    height: 5px;
    background: var(--sent-red);
    border-radius: 50%;
}

/* Tables stylisées */
.table-container {
    background: var(--sent-white);
    border-radius: 20px;
    padding: 1.5rem;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
    overflow-x: auto;
}

.table {
    margin-bottom: 0;
}

.table thead th {
    background: linear-gradient(45deg, var(--sent-red), var(--sent-red-dark));
    color: var(--sent-white);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    border: none;
    padding: 1rem;
}

.table tbody tr {
    transition: all 0.3s ease;
}

.table tbody tr:hover {
    background: rgba(227, 30, 36, 0.05);
    transform: scale(1.01);
}

/* Badges de statut */
.status-badge {
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.85rem;
    display: inline-block;
    animation: glow 2s ease-in-out infinite;
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(227, 30, 36, 0.3);
    }
    50% {
        box-shadow: 0 0 15px rgba(227, 30, 36, 0.6);
    }
}

.status-in-transit {
    background: linear-gradient(45deg, #FFC107, #FFA000);
    color: #fff;
}

.status-arrived {
    background: linear-gradient(45deg, #17A2B8, #138496);
    color: #fff;
}

.status-delivered {
    background: linear-gradient(45deg, #28A745, #218838);
    color: #fff;
}

/* Formulaires */
.form-container {
    background: var(--sent-white);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
    border-top: 5px solid var(--sent-red);
}

.form-control,
.form-select {
    border: 2px solid var(--sent-gray-200);
    border-radius: 12px;
    padding: 0.75rem 1rem;
    transition: all 0.3s ease;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--sent-red);
    box-shadow: 0 0 0 0.2rem var(--sent-shadow);
    transform: translateY(-2px);
}

/* Boutons */
.btn-sent {
    background: linear-gradient(45deg, var(--sent-red), var(--sent-red-dark));
    color: var(--sent-white);
    border: none;
    padding: 0.75rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px var(--sent-shadow);
    position: relative;
    overflow: hidden;
}

.btn-sent:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--sent-shadow-hover);
    color: var(--sent-white);
}

/* Animations de chargement */
.loading-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid var(--sent-gray-200);
    border-top-color: var(--sent-red);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Responsive design */
@media (max-width: 768px) {
    .quick-actions {
        flex-direction: column;
    }
    
    .action-btn {
        width: 100%;
    }
    
    .navbar-brand {
        font-size: 1.4rem;
    }
    
    .country-selector {
        padding: 0.3rem 1rem;
        font-size: 0.9rem;
    }
}

/* Tooltips personnalisés */
.tooltip-sent {
    position: relative;
}

.tooltip-sent:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--sent-red);
    color: var(--sent-white);
    padding: 0.5rem 1rem;
    border-radius: 10px;
    font-size: 0.85rem;
    white-space: nowrap;
    z-index: 1000;
    box-shadow: 0 4px 10px var(--sent-shadow);
}