/* ============================================
   CARTES MODERNES
   ============================================ */

.card {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    overflow: hidden;
    position: relative;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--blue-cyan), var(--blue-electric));
    opacity: 0;
    transition: opacity 0.3s ease;
    box-shadow: 0 0 10px rgba(0, 204, 255, 0.6);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 204, 255, 0.3);
    border-color: rgba(0, 204, 255, 0.4);
}

.card:hover::before {
    opacity: 1;
}

.card-header {
    background: linear-gradient(135deg, rgba(0, 0, 255, 0.2), rgba(0, 204, 255, 0.2));
    border-bottom: 1px solid rgba(0, 204, 255, 0.2);
    padding: 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
}

.card-body {
    padding: 2rem;
}

/* ============================================
   BOUTONS MODERNES
   ============================================ */

.btn {
    border-radius: 12px;
    padding: 0.75rem 2rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.85rem;
    transition: all 0.3s ease;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--blue-cyan), var(--blue-electric));
    color: white;
    box-shadow: 0 4px 15px rgba(0, 204, 255, 0.5);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 204, 255, 0.7);
    background: linear-gradient(135deg, #00DDFF, #0066FF);
}

.btn-primary:active {
    transform: translateY(0);
}

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

.btn-outline-primary:hover {
    background: var(--primary-blue);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}

.btn-outline-danger {
    border: 2px solid #ef4444;
    color: #ef4444;
    background: transparent;
}

.btn-outline-danger:hover {
    background: #ef4444;
    color: white;
    transform: translateY(-2px);
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1rem;
}

.btn-sm {
    padding: 0.5rem 1.25rem;
    font-size: 0.75rem;
}

/* ============================================
   FORMULAIRES MODERNES
   ============================================ */

.form-control, .form-select, input[type="date"] {
    background: rgba(0, 0, 20, 0.9);
    border: 1px solid rgba(0, 204, 255, 0.15);
    border-radius: 12px;
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    transition: all 0.3s ease;
}

.form-control:focus, .form-select:focus, input[type="date"]:focus {
    background: rgba(0, 0, 30, 0.95);
    border-color: var(--blue-cyan);
    box-shadow: 0 0 0 3px rgba(0, 204, 255, 0.3);
    outline: none;
}

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

.form-label {
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}