.post-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.post-modal-content {
    background: #fff;
    width: 90%;
    max-width: 400px;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    position: relative;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from { transform: translateY(-50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.post-modal-content .close-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 24px;
    color: #333;
    cursor: pointer;
    transition: color 0.2s;
}

.post-modal-content .close-btn:hover {
    color: #1AB759;
}

.post-modal-content h2 {
    font-size: 24px;
    font-weight: 600;
    color: #1a1a1a;
    text-align: center;
    margin-bottom: 20px;
}

.postcode-input-wrapper {
    margin-bottom: 20px;
}

.postcode-input-wrapper label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #333;
    margin-bottom: 8px;
}

.postcode-input-wrapper input {
    width: 100%;
    height: 48px;
    padding: 0 16px;
    border: 2px solid #D9DBE9;
    border-radius: 10px;
    font-size: 16px;
    color: #333;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.postcode-input-wrapper input:focus {
    border-color: #1AB759;
    box-shadow: 0 0 0 3px rgba(26, 183, 89, 0.2);
}

.postcode-input-wrapper .error {
    color: #E53E3E;
    font-size: 12px;
    margin-top: 8px;
    min-height: 16px;
}

.post-modal-content button {
    width: 100%;
    padding: 12px;
    background: linear-gradient(to right, #1AB759, #34D399);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    transition: background 0.3s;
}

.post-modal-content button:hover {
    background: linear-gradient(to right, #34D399, #1AB759);
}

.post-modal-content button .material-icons-round {
    font-size: 20px;
}