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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
    line-height: 1.6;
}

.container {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    overflow: hidden;
}

header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 30px 20px;
    text-align: center;
}

header h1 {
    font-size: 28px;
    margin-bottom: 5px;
}

header p {
    font-size: 14px;
    opacity: 0.9;
}

form {
    padding: 30px 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

label {
    display: block;
    font-weight: 600;
    color: #333;
    margin-bottom: 8px;
    font-size: 14px;
}

input[type="text"],
input[type="date"],
input[type="time"],
input[type="file"],
select,
textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s;
    font-family: inherit;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: #667eea;
}

.location-input {
    display: flex;
    gap: 10px;
}

.location-input input {
    flex: 1;
}

.btn-secondary {
    padding: 12px 20px;
    background: #f0f0f0;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    white-space: nowrap;
    transition: all 0.3s;
}

.btn-secondary:hover {
    background: #e0e0e0;
}

.checkbox-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 10px;
    background: #f8f9fa;
    border-radius: 8px;
    transition: background 0.3s;
}

.checkbox-label:hover {
    background: #e9ecef;
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: #667eea;
}

.checkbox-label span {
    font-size: 14px;
    color: #333;
}

textarea {
    resize: vertical;
    min-height: 80px;
}

small {
    display: block;
    margin-top: 5px;
    color: #666;
    font-size: 12px;
}

.btn-submit {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    margin-top: 10px;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
}

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

.btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.status-message {
    padding: 15px 20px;
    text-align: center;
    font-weight: 600;
    display: none;
}

.status-message.success {
    display: block;
    background: #d4edda;
    color: #155724;
    border-top: 2px solid #28a745;
}

.status-message.error {
    display: block;
    background: #f8d7da;
    color: #721c24;
    border-top: 2px solid #dc3545;
}

.status-message.loading {
    display: block;
    background: #d1ecf1;
    color: #0c5460;
    border-top: 2px solid #17a2b8;
}

.mt-2 {
    margin-top: 10px;
}

/* Mobile Responsive */
@media (max-width: 480px) {
    body {
        padding: 10px;
    }

    header h1 {
        font-size: 24px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .checkbox-group {
        grid-template-columns: 1fr;
    }

    .location-input {
        flex-direction: column;
    }

    .btn-secondary {
        width: 100%;
    }
}

/* Loading Spinner */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
    margin-right: 10px;
}

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