:root {
    --gns-primary: #667eea;
    --gns-primary-light: #093456;
    --gns-accent: #667eea;
    --gns-success: #28a745;
    --gns-error: #dc3545;
    --gns-whatsapp: #25d366;
    --gns-border: #e1e8ed;
    --gns-border-focus: var(--gns-primary);
    --gns-bg: #ffffff;
    --gns-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --gns-text-dark: #2d3748;
    --gns-text-light: #718096;
    --gns-gradient: linear-gradient(135deg, #667eea 0%, #093456 100%);
}

.gns-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, .3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: gns-spin 1s ease-in-out infinite;
    margin-right: 10px;
    vertical-align: middle;
}

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

.gns-form-wrapper {
    max-width: 650px;
    margin: 40px auto;
    padding: 3rem;
    background-color: var(--gns-bg);
    border-radius: 16px;
    box-shadow: var(--gns-shadow);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    position: relative;
    overflow: hidden;
}

.gns-form-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gns-gradient);
}

.gns-form-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.03) 0%, rgba(9, 52, 86, 0.03) 100%);
    pointer-events: none;
}

.gns-form-group {
    margin-bottom: 22px;
    position: relative;
}

.gns-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--gns-text-dark);
    font-size: .95rem;
}

.gns-input-with-icon {
    position: relative;
}

.gns-input-with-icon .gns-input-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #adb5bd;
    transition: color .3s;
}

.gns-input-with-icon input:focus+.gns-input-icon {
    color: var(--gns-accent);
}

.gns-form-group input[type=text],
.gns-form-group input[type=tel],
.gns-form-group input[type=email],
.gns-form-group textarea,
.gns-form-group select,
.select2-container .select2-selection--single {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid var(--gns-border);
    border-radius: 8px;
    box-sizing: border-box;
    font-size: 16px;
    height: auto !important;
    transition: border-color .3s, box-shadow .3s;
    background-color: #fff;
}

.gns-input-with-icon input {
    padding-left: 45px !important;
}

.gns-form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.gns-form-group input:focus,
.gns-form-group textarea:focus,
.gns-form-group select:focus,
.select2-container--open .select2-selection--single {
    border-color: var(--gns-border-focus);
    box-shadow: 0 0 0 3px rgba(61, 138, 247, 0.25);
    outline: 0;
}

.gns-form-row-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.gns-form-group .required {
    color: var(--gns-error);
    margin-left: 2px;
}

.gns-submit-button {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px 24px;
    background: var(--gns-gradient);
    color: #fff;
    border: none;
    border-radius: 12px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all .3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.gns-submit-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.gns-submit-button:hover:not(:disabled)::before {
    left: 100%;
}

.gns-submit-button:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.gns-submit-button:disabled {
    background-color: #95a5a6;
    cursor: not-allowed;
}

.gns-submit-button .gns-spinner {
    display: none;
}

.gns-submit-button.loading .gns-spinner {
    display: inline-block;
}

.gns-submit-button.loading .gns-button-text {
    display: none;
}

.gns-form-feedback {
    margin-top: 25px;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    display: none;
}

.gns-form-feedback.success {
    background-color: #eafaf1;
    border: 1px solid var(--gns-success);
    color: var(--gns-text-dark);
    display: block;
}

.gns-form-feedback.success h3 {
    margin-top: 0;
    color: var(--gns-success);
}

.gns-form-feedback.error {
    background-color: #fbe9e7;
    border: 1px solid var(--gns-error);
    color: var(--gns-error);
    display: block;
}

.gns-whatsapp-button, .gns-resource-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin: 10px 10px 0 0;
    padding: 14px 28px;
    color: #fff !important;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    transition: all .3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 14px;
}

.gns-whatsapp-button {
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
}

.gns-resource-button {
    background: var(--gns-gradient);
    min-width: 140px;
}

.gns-whatsapp-button::before, .gns-resource-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.gns-whatsapp-button:hover::before, .gns-resource-button:hover::before {
    left: 100%;
}

.gns-whatsapp-button:hover, .gns-resource-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.gns-whatsapp-button i {
    margin-right: 10px;
    font-size: 1.3em;
}

.gns-resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.gns-resource-button {
    background-color: var(--gns-primary);
    border-radius: 8px;
    padding: 20px;
    text-align: center;
}

/* Estilos para Select2 */
.select2-container--default .select2-selection--single {
    border-color: var(--gns-border);
    border-radius: 8px;
}

.select2-container--default .select2-results__option--highlighted[aria-selected] {
    background-color: var(--gns-primary);
}

.select2-container--open .select2-dropdown {
    margin-top: 5px;
    border-radius: 8px;
    box-shadow: var(--gns-shadow);
    border: 1px solid var(--gns-border);
}

/* Estilos para autocomplete de cidades */
#gns-autocomplete-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: #fff;
    border: 1px solid var(--gns-border);
    border-radius: 8px;
    box-shadow: var(--gns-shadow);
    z-index: 1000;
    max-height: 200px;
    overflow-y: auto;
    display: none;
    margin: 0;
    padding: 0;
    list-style: none;
}

#gns-autocomplete-results li {
    padding: 12px 18px;
    cursor: pointer;
    list-style: none;
    border-bottom: 1px solid #f0f0f0;
    transition: background-color 0.2s;
}

#gns-autocomplete-results li:last-child {
    border-bottom: none;
}

#gns-autocomplete-results li:hover {
    background-color: rgba(102, 126, 234, 0.1);
}

@media (max-width: 600px) {
    .gns-form-row-split {
        grid-template-columns: 1fr;
    }
    .gns-form-wrapper {
        padding: 1.5rem;
    }
}