/* K-Net Fiber Configurator - Frontend Styles */
/* Palette inspirée de www.k-net.pro */

:root {
    -knet-primary: #0066cc;
    -knet-secondary: #00aaff;
    -knet-accent: #ff6600;
    -knet-dark: #1a1a2e;
    -knet-light: #f8f9fa;
    -knet-success: #28a745;
    -knet-border: #e0e0e0;
    -knet-text: #333333;
    -knet-text-light: #666666;
}

/* Container principal */
.knet-fiber-configurator {
    max-width: 900px;
    margin: 40px auto;
    padding: 0 20px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.knet-configurator-title {
    text-align: center;
    color: var(--knet-dark);
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 40px;
}

.knet-configurator-content {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    padding: 40px;
}

/* Indicateur de progression */
.knet-progress-indicator {
    margin-bottom: 40px;
}

.knet-progress-bar {
    height: 4px;
    background: var(--knet-border);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 20px;
}

.knet-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--knet-primary) 0%, var(--knet-secondary) 100%);
    transition: width 0.3s ease;
}

.knet-progress-steps {
    display: flex;
    justify-content: space-between;
}

.knet-step {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--knet-text-light);
    transition: color 0.3s ease;
}

.knet-step.active {
    color: var(--knet-primary);
}

.knet-step.completed {
    color: var(--knet-success);
}

.knet-step-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--knet-light);
    border: 2px solid var(--knet-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
}

.knet-step.active .knet-step-number {
    background: var(--knet-primary);
    color: white;
    border-color: var(--knet-primary);
}

.knet-step.completed .knet-step-number {
    background: var(--knet-success);
    color: white;
    border-color: var(--knet-success);
}

.knet-step-label {
    font-size: 14px;
    font-weight: 500;
}

/* Formulaire */
.knet-form-step {
    display: none;
}

.knet-form-step.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.knet-step-title {
    color: var(--knet-dark);
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 30px;
}

.knet-form-fields {
    margin-bottom: 30px;
}

.knet-form-field {
    margin-bottom: 25px;
}

.knet-form-field label {
    display: block;
    font-weight: 600;
    color: var(--knet-text);
    margin-bottom: 8px;
    font-size: 15px;
}

.required-mark {
    color: var(--knet-accent);
    margin-left: 3px;
}

.knet-field-help {
    font-size: 13px;
    color: var(--knet-text-light);
    margin: 5px 0 10px;
}

/* Champs de formulaire */
.knet-input,
.knet-select,
.knet-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--knet-border);
    border-radius: 8px;
    font-size: 15px;
    transition: all 0.2s ease;
    font-family: inherit;
}

.knet-input:focus,
.knet-select:focus,
.knet-textarea:focus {
    outline: none;
    border-color: var(--knet-primary);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.knet-textarea {
    resize: vertical;
    min-height: 100px;
}

/* Radio et Checkbox */
.knet-radio-group,
.knet-checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.knet-radio-label,
.knet-checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border: 2px solid var(--knet-border);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.knet-radio-label:hover,
.knet-checkbox-label:hover {
    border-color: var(--knet-primary);
    background: rgba(0, 102, 204, 0.02);
}

.knet-radio-label input[type="radio"],
.knet-checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.knet-radio-label input[type="radio"]:checked + span,
.knet-checkbox-label input[type="checkbox"]:checked + span {
    color: var(--knet-primary);
    font-weight: 600;
}

/* Boutons */
.knet-btn {
    padding: 14px 28px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.knet-btn-primary {
    background: linear-gradient(135deg, var(--knet-primary) 0%, var(--knet-secondary) 100%);
    color: white;
}

.knet-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
}

.knet-btn-secondary {
    background: white;
    color: var(--knet-primary);
    border: 2px solid var(--knet-primary);
}

.knet-btn-secondary:hover {
    background: var(--knet-primary);
    color: white;
}

.knet-form-navigation {
    display: flex;
    justify-content: space-between;
    gap: 15px;
    margin-top: 30px;
}

/* État de chargement */
.knet-loading-state {
    text-align: center;
    padding: 60px 20px;
}

.knet-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--knet-light);
    border-top-color: var(--knet-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

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

/* Recommandations */
.knet-recommendations-intro {
    text-align: center;
    color: var(--knet-text);
    font-size: 16px;
    margin-bottom: 30px;
}

.knet-offers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1px));
    gap: 20px;
    margin-bottom: 30px;
}

.knet-offer-card {
    border: 2px solid var(--knet-border);
    border-radius: 12px;
    padding: 25px;
    position: relative;
    transition: all 0.3s ease;
    background: white;
}

.knet-offer-card:hover {
    border-color: var(--knet-primary);
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 102, 204, 0.15);
}

.knet-offer-card.recommended {
    border-color: var(--knet-primary);
    box-shadow: 0 4px 16px rgba(0, 102, 204, 0.1);
}

.knet-offer-badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: var(--knet-accent);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
}

.knet-offer-header {
    margin-bottom: 15px;
}

.knet-offer-name {
    color: var(--knet-dark);
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 10px;
}

.knet-offer-price {
    display: flex;
    align-items: baseline;
    gap: 5px;
}

.knet-price-amount {
    font-size: 32px;
    font-weight: 700;
    color: var(--knet-primary);
}

.knet-price-period {
    color: var(--knet-text-light);
    font-size: 14px;
}

.knet-offer-description {
    color: var(--knet-text-light);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 20px;
}

.knet-offer-speed {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    padding: 15px;
    background: var(--knet-light);
    border-radius: 8px;
}

.knet-speed-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.knet-speed-icon {
    color: var(--knet-primary);
    font-size: 20px;
    font-weight: 700;
}

.knet-speed-value {
    font-weight: 600;
    color: var(--knet-text);
}

.knet-offer-features {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.knet-offer-features li {
    padding: 8px 0;
    color: var(--knet-text);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.knet-feature-icon {
    color: var(--knet-success);
    font-weight: 700;
}

.knet-offer-footer {
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px solid var(--knet-border);
    font-size: 13px;
    color: var(--knet-text-light);
}

.knet-offer-setup,
.knet-offer-commitment {
    margin-bottom: 5px;
}

/* Message de succès */
.knet-success-message {
    text-align: center;
    padding: 60px 20px;
}

.knet-success-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--knet-success);
    color: white;
    font-size: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.knet-success-message h3 {
    color: var(--knet-dark);
    font-size: 24px;
    margin-bottom: 15px;
}

.knet-success-text {
    color: var(--knet-text);
    font-size: 16px;
    line-height: 1.6;
}

/* Responsive */
@media (max-width: 768px) {
    .knet-configurator-content {
        padding: 25px 20px;
    }
    
    .knet-configurator-title {
        font-size: 24px;
    }
    
    .knet-step-title {
        font-size: 20px;
    }
    
    .knet-step-label {
        display: none;
    }
    
    .knet-offers-grid {
        grid-template-columns: 1px;
    }
    
    .knet-form-navigation {
        flex-direction: column;
    }
    
    .knet-btn {
        width: 100%;
        justify-content: center;
    }
}