* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: #f5f8f7 !important;
            min-height: 100vh;
            padding: 20px;
        }

        .no-dates,
        .no-hours {
            margin: 15px 0;
            padding: 12px;
            background: #f8d7da;
            color: #721c24;
            border-radius: 6px;
            font-size: 14px;
        }

        .container {
            max-width: 900px;
            margin: 0 auto;
        }

        .logo-space{
            display:flex;
            justify-content:space-between;
            align-items:center;
            width:100%;
        }

        .logo-space img{
            width:150px;
        }

        .header {
            text-align: center;
            color: #001345;
            margin-bottom: 20px;
            padding: 30px 20px;
        }
        .date-btn {
            background: #f8f9fa;
            padding: 15px;
            border-radius: 10px;
            cursor: pointer;
            border: 2px solid transparent;
            transition: all 0.3s;
            text-align: center;
            font-weight: 600;
        }

        .alert {
            padding: 16px 24px;
            margin: 20px auto;
            border-radius: 8px;
            width: 80%;
            max-width: 600px;
            font-weight: bold;
            text-align: center;
            box-shadow: 0 2px 6px rgba(0,0,0,0.1);
        }

        .alert-success {
            background-color: #d4edda;
            color: #155724;
            border: 1px solid #c3e6cb;
        }

        .alert-error {
            background-color: #f8d7da;
            color: #721c24;
            border: 1px solid #f5c6cb;
        }

        .date-btn:hover {
            background: #e9ecef;
            transform: translateY(-2px);
        }

        .date-btn.selected {
            background: #63DC4D;
            color: #F7F9F7;
            font-size: 18px;
            border-color: #63DC4D;
        }

        .header h1 {
            font-size: 3em;
            font-weight: bold;
            text-transform: uppercase;
            letter-spacing: 3px;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
            margin-bottom: 10px;
        }

        .header p {
            font-size: 1.2em;
            opacity: 0.9;
        }

        .card {
            background: #1d444d!important;
            border-radius: 20px;
            padding: 40px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
            margin-bottom: 5rem;
        }

        .form-group {
            margin-bottom: 30px;
        }

        label {
            display: block;
            font-size: 1.1em;
            font-weight: 600;
            color: white;
            margin-bottom: 10px;
        }

        select {
            width: 100%;
            padding: 15px;
            font-size: 1em;
            border: 2px solid #ddd;
            border-radius: 10px;
            background: white;
            cursor: pointer;
            transition: all 0.3s;
        }

        select:hover {
            border-color: #63DC4D;
        }

        select:focus {
            outline: none;
            border-color: #63DC4D;
            box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
        }

        .disponibilites {
            display: none;
            margin-top: 30px;
        }

        .disponibilites.active {
            display: block;
        }

        .disponibilites h2 {
            color: #63DC4D;
            margin-bottom: 20px;
            font-size: 1.5em;
        }

        .dates-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 15px;
            margin-bottom: 25px;
        }

        .date-card {
            background: #f8f9fa;
            padding: 15px;
            border-radius: 10px;
            cursor: pointer;
            transition: all 0.3s;
            border: 2px solid transparent;
        }

        .date-card:hover {
            background: #e9ecef;
            transform: translateY(-2px);
        }

        .date-card.selected {
            background: #63DC4D;
            color: white;
            border-color: #63DC4D;
        }

        .date-card .day {
            font-size: 0.9em;
            opacity: 0.8;
        }

        .date-card .date {
            font-size: 1.2em;
            font-weight: bold;
            margin-top: 5px;
        }

        .heures-container {
            display: none;
            margin-top: 20px;
        }

        .heures-container.active {
            display: block;
        }

        .heures-title {
            font-size: 1.2em;
            font-weight: 600;
            color: #63DC4D;
            margin-bottom: 15px;
        }

        .heures-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
            gap: 10px;
        }

        .heure-btn {
            padding: 12px;
            background: #f8f9fa;
            border: 2px solid #ddd;
            border-radius: 8px;
            cursor: pointer;
            transition: all 0.3s;
            font-size: 1em;
            font-weight: 500;
        }

        .heure-btn:hover {
            background: #e9ecef;
            border-color: #63DC4D;
        }

        .heure-btn.selected {
            background: #63DC4D;
            color: white;
            border-color: #63DC4D;
        }

        .confirm-btn {
            width: 100%;
            padding: 15px;
            background: #63DC4D;
            color: white;
            border: none;
            border-radius: 10px;
            font-size: 1.1em;
            font-weight: bold;
            cursor: pointer;
            margin-top: 30px;
            transition: all 0.3s;
            display: none;
        }

        .confirm-btn.active {
            display: block;
        }

        .confirm-btn:hover {
            background: #9FC5E8;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(40, 167, 69, 0.3);
        }

        .summary-item {
            margin-top: 10px;
            margin-bottom: 10px;
        }

        .summary-item svg {
            margin-right: 20px;
        }

        .selection-summary {
            background: #fff!important;
            padding: 20px;
            border-radius: 10px;
            margin-top: 20px;
            display: none;
        }

        .selection-summary.active {
            display: block;
        }

        .selection-summary h3 {
            color: #1d444d!important;
            margin-bottom: 10px;
        }

        .selection-summary p {
            color: #333;
            margin: 5px 0;
        }