/* Carpool Wrapper */
#tec-carpool-wrapper {
    margin-top: 30px;
    padding: 25px;
    background-color: #f9f9f9;
    border: 1px solid #e5e5e5;
    border-radius: 8px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
}

#tec-carpool-wrapper h2,
#tec-carpool-wrapper h3 {
    border-bottom: 2px solid #eee;
    padding-bottom: 10px;
    margin-bottom: 20px;
    font-weight: 600;
}

#tec-carpool-wrapper h3 .dashicons {
    margin-right: 8px;
    color: #555;
}

/* Forms */
.carpool-action-form, .carpool-manage-entry form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}
.carpool-action-form .form-row {
    display: flex;
    gap: 15px;
}
.carpool-action-form .form-row input {
    flex: 1;
}

#tec-carpool-wrapper input[type="text"],
#tec-carpool-wrapper input[type="email"],
#tec-carpool-wrapper input[type="tel"],
#tec-carpool-wrapper input[type="number"],
#tec-carpool-wrapper input[type="password"],
#tec-carpool-wrapper textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 4px;
    background-color: #fff;
    box-sizing: border-box;
}

#tec-carpool-wrapper textarea {
    min-height: 80px;
    resize: vertical;
}

#tec-carpool-wrapper button,
#tec-carpool-wrapper input[type="submit"] {
    background-color: #337ab7; /* A common primary color */
    color: white;
    padding: 12px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: background-color 0.3s ease;
    align-self: flex-start;
}

#tec-carpool-wrapper button:hover,
#tec-carpool-wrapper input[type="submit"]:hover {
    background-color: #286090;
}

/* Drivers List */
.carpool-drivers-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.carpool-driver-card {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
}

.carpool-driver-card h4 { margin-top: 0; }
.carpool-driver-card p { margin: 5px 0 10px; color: #555; }
.carpool-driver-card ul { padding-left: 20px; margin-top: 5px; }
.carpool-driver-card .no-passengers { font-style: italic; color: #888; }
.book-seat-form-wrapper { margin-top: auto; padding-top: 15px; border-top: 1px solid #eee; }

/* Manage Entry Forms (Remove/Cancel) */
.carpool-manage-entry {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px dashed #ddd;
}
.carpool-manage-entry form {
    flex-direction: row;
    gap: 10px;
    align-items: center;
}
.carpool-manage-entry input { flex: 1; }
.carpool-manage-entry button {
    padding: 8px 12px;
    font-size: 12px;
    background-color: #d9534f;
}
.carpool-manage-entry button:hover { background-color: #c9302c; }


/* Message Area */
#carpool-message-area {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 4px;
    display: none; /* Hidden by default */
}
#carpool-message-area.success {
    background-color: #dff0d8;
    border: 1px solid #d6e9c6;
    color: #3c763d;
}
#carpool-message-area.error {
    background-color: #f2dede;
    border: 1px solid #ebccd1;
    color: #a94442;
}

/* Sections */
.tec-carpool-section {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}