/* Residential Solar Solutions - CSS */
:root {
    --primary-red: #e30613;
    --dark-red: #b3050f;
    --primary-blue: #0066cc;
    --dark-blue: #0052a3;
    --primary-orange: #ff6b00;
    --dark-orange: #cc5500;
    --primary-green: #10b981;
    --dark-green: #0d9c6a;
    --light-blue: #e6f2ff;
    --light-green: #e6f7f0;
    --light-orange: #fff3e6;
    --light-red: #ffe6e6;
    --text-dark: #1a202c;
    --text-medium: #4a5568;
    --text-light: #718096;
    --light-gray: #f7fafc;
    --medium-gray: #e2e8f0;
    --dark-gray: #a0aec0;
    --white: #ffffff;
    --shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.15);
    --radius: 12px;
    --transition: all 0.3s ease;
}

/* Residential Hero Section */
.residential-hero {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, var(--light-blue) 0%, var(--white) 100%);
    position: relative;
    overflow: hidden;
}

.residential-hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 40%;
    height: 100%;
    background: url('../img/solar-pattern.png') no-repeat;
    background-size: contain;
    opacity: 0.1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text {
    position: relative;
    z-index: 2;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--primary-orange), var(--dark-orange));
    color: var(--white);
    padding: 12px 25px;
    border-radius: 30px;
    font-weight: 600;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
}

.badge i {
    font-size: 1.2rem;
}

.hero-text h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.hero-text h1 .highlight {
    color: var(--primary-blue);
    position: relative;
}

.hero-text h1 .highlight::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 8px;
    background: rgba(0, 102, 204, 0.2);
    z-index: -1;
}

.subtitle {
    font-size: 1.2rem;
    color: var(--text-medium);
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature i {
    color: var(--primary-blue);
    font-size: 1.2rem;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--light-blue);
    border-radius: 50%;
}

.feature span {
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.95rem;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-top: 40px;
}

.hero-image {
    position: relative;
}

.image-wrapper {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transform: perspective(1000px) rotateY(-5deg);
    transition: var(--transition);
}

.image-wrapper:hover {
    transform: perspective(1000px) rotateY(0deg);
}

.image-wrapper img {
    width: 100%;
    height: auto;
    display: block;
}

.image-badge {
    position: absolute;
    bottom: -25px;
    right: 30px;
    background: linear-gradient(135deg, var(--primary-red), var(--dark-red));
    color: var(--white);
    padding: 20px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.badge-content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.badge-number {
    font-size: 2rem;
    font-weight: 900;
    line-height: 1;
}

.badge-text {
    font-size: 0.9rem;
    font-weight: 500;
    margin-top: 5px;
}

/* Benefits Section */
.benefits-section {
    padding: 100px 0;
    background: var(--white);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.benefit-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 40px 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.benefit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-green));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
}

.benefit-card:hover::before {
    transform: scaleX(1);
}

.benefit-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-blue);
}

.benefit-icon {
    width: 70px;
    height: 70px;
    margin-bottom: 25px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--white);
    box-shadow: var(--shadow);
}

.benefit-card:nth-child(1) .benefit-icon {
    background: linear-gradient(135deg, #10b981, #0d9c6a);
}
.benefit-card:nth-child(2) .benefit-icon {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
}
.benefit-card:nth-child(3) .benefit-icon {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}
.benefit-card:nth-child(4) .benefit-icon {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}
.benefit-card:nth-child(5) .benefit-icon {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}
.benefit-card:nth-child(6) .benefit-icon {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
}

.benefit-card h3 {
    color: var(--text-dark);
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.benefit-card p {
    color: var(--text-medium);
    line-height: 1.7;
    margin-bottom: 25px;
}

.benefit-stats {
    display: flex;
    gap: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--medium-gray);
}

.stat {
    text-align: center;
    flex: 1;
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-light);
    font-weight: 500;
}

/* Solar Calculator Section */
.solar-calculator {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
}

.calculator-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-top: 50px;
    background: var(--white);
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow-lg);
}

.calculator-steps {
    display: flex;
    margin-bottom: 40px;
    border-bottom: 1px solid var(--medium-gray);
    padding-bottom: 20px;
}

.step {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    padding: 0 10px;
}

.step::after {
    content: '';
    position: absolute;
    top: 15px;
    right: -50%;
    width: 100%;
    height: 2px;
    background: var(--medium-gray);
    z-index: 1;
}

.step:last-child::after {
    display: none;
}

.step.active::after {
    background: var(--primary-blue);
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--medium-gray);
    color: var(--text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 10px;
    position: relative;
    z-index: 2;
    transition: var(--transition);
}

.step.active .step-number {
    background: var(--primary-blue);
    color: var(--white);
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

.step-text {
    font-size: 0.9rem;
    color: var(--text-light);
    font-weight: 500;
    text-align: center;
}

.step.active .step-text {
    color: var(--primary-blue);
    font-weight: 600;
}

#calculatorForm {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.form-group {
    margin-bottom: 10px;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.form-group label i {
    color: var(--primary-blue);
}

.input-group {
    position: relative;
    display: flex;
    align-items: center;
    gap: 15px;
}

input[type="range"] {
    flex: 1;
    height: 8px;
    border-radius: 4px;
    background: var(--medium-gray);
    outline: none;
    -webkit-appearance: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary-blue);
    cursor: pointer;
    border: 3px solid var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

input[type="range"]::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary-blue);
    cursor: pointer;
    border: 3px solid var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

input[type="number"] {
    width: 120px;
    padding: 12px 15px;
    border: 2px solid var(--medium-gray);
    border-radius: var(--radius);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    text-align: center;
    transition: var(--transition);
}

input[type="number"]:focus {
    border-color: var(--primary-blue);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.input-unit {
    position: absolute;
    right: 15px;
    color: var(--text-light);
    font-weight: 600;
}

.range-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 8px;
    color: var(--text-light);
    font-size: 0.9rem;
}

.radio-group {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

.radio-option {
    position: relative;
    cursor: pointer;
}

.radio-option input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.radio-text {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px 15px;
    border: 2px solid var(--medium-gray);
    border-radius: var(--radius);
    background: var(--white);
    transition: var(--transition);
    text-align: center;
}

.radio-text i {
    font-size: 24px;
    color: var(--primary-blue);
    margin-bottom: 10px;
}

.radio-text small {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-top: 5px;
}

.radio-option input:checked + .radio-checkmark + .radio-text {
    border-color: var(--primary-blue);
    background: var(--light-blue);
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.1);
}

.radio-checkmark {
    display: none;
}

.checkbox-group {
    margin-top: 10px;
}

.checkbox-option {
    position: relative;
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 15px;
    background: var(--light-green);
    border-radius: var(--radius);
    border: 2px solid transparent;
    transition: var(--transition);
}

.checkbox-option:hover {
    border-color: var(--primary-green);
}

.checkbox-option input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.checkbox-checkmark {
    position: relative;
    width: 24px;
    height: 24px;
    border: 2px solid var(--medium-gray);
    border-radius: 4px;
    margin-right: 15px;
    flex-shrink: 0;
    transition: var(--transition);
}

.checkbox-option input:checked + .checkbox-checkmark {
    background: var(--primary-green);
    border-color: var(--primary-green);
}

.checkbox-option input:checked + .checkbox-checkmark::after {
    content: '✓';
    position: absolute;
    color: var(--white);
    font-size: 14px;
    font-weight: bold;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.checkbox-text {
    display: flex;
    flex-direction: column;
}

.checkbox-text small {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-top: 5px;
}

select {
    width: 100%;
    padding: 15px;
    border: 2px solid var(--medium-gray);
    border-radius: var(--radius);
    font-size: 1rem;
    color: var(--text-dark);
    background: var(--white);
    cursor: pointer;
    transition: var(--transition);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%234a5568' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 16px;
}

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

.btn-calculate {
    background: linear-gradient(135deg, var(--primary-orange), var(--dark-orange));
    color: var(--white);
    border: none;
    padding: 18px 30px;
    border-radius: var(--radius);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
}

.btn-calculate:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(255, 107, 0, 0.3);
}

/* Calculator Results */
.calculator-results {
    background: var(--white);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
    border: 2px solid var(--medium-gray);
}

.results-header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--medium-gray);
}

.results-header h3 {
    color: var(--text-dark);
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.results-header p {
    color: var(--text-light);
}

.results-summary {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.result-card {
    background: var(--light-gray);
    border-radius: var(--radius);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    transition: var(--transition);
}

.result-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.result-card.primary {
    background: linear-gradient(135deg, var(--light-blue), var(--white));
    border: 2px solid var(--primary-blue);
}

.result-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-blue);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.result-card.primary .result-icon {
    background: var(--primary-orange);
}

.result-content {
    flex: 1;
}

.result-label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 5px;
}

.result-value {
    display: block;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-dark);
}

.savings-breakdown {
    background: var(--light-gray);
    border-radius: var(--radius);
    padding: 25px;
    margin-bottom: 30px;
}

.savings-breakdown h4 {
    color: var(--text-dark);
    margin-bottom: 20px;
    font-size: 1.2rem;
    text-align: center;
}

.breakdown-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--medium-gray);
}

.breakdown-item:last-child {
    border-bottom: none;
}

.breakdown-item.total {
    border-top: 2px solid var(--primary-green);
    margin-top: 15px;
    padding-top: 20px;
}

.breakdown-label {
    color: var(--text-medium);
    font-weight: 500;
}

.breakdown-value {
    color: var(--text-dark);
    font-weight: 600;
    font-size: 1.1rem;
}

.breakdown-item.total .breakdown-label,
.breakdown-item.total .breakdown-value {
    color: var(--primary-green);
    font-weight: 700;
    font-size: 1.2rem;
}

.payback-period {
    background: var(--light-orange);
    border-radius: var(--radius);
    padding: 25px;
    margin-bottom: 30px;
}

.payback-period h4 {
    color: var(--text-dark);
    margin-bottom: 20px;
    font-size: 1.2rem;
    text-align: center;
}

.payback-visual {
    margin-bottom: 20px;
}

.payback-bar {
    height: 12px;
    background: var(--medium-gray);
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 15px;
}

.payback-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-green), var(--primary-orange));
    border-radius: 6px;
    position: relative;
    transition: width 1s ease;
}

.payback-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    color: var(--text-light);
}

.payback-note {
    text-align: center;
    color: var(--text-medium);
    font-size: 0.95rem;
    margin-top: 15px;
}

.payback-note strong {
    color: var(--primary-orange);
}

.results-cta {
    display: flex;
    gap: 15px;
}

.results-cta .btn-primary,
.results-cta .btn-secondary {
    flex: 1;
    text-align: center;
}

/* Packages Section */
.packages-section {
    padding: 100px 0;
    background: var(--white);
}

.packages-tabs {
    margin-top: 50px;
}

.tabs-header {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 15px 30px;
    background: var(--light-gray);
    border: 2px solid var(--medium-gray);
    border-radius: 30px;
    color: var(--text-medium);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
}

.tab-btn:hover {
    background: var(--light-blue);
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    border-color: transparent;
    box-shadow: 0 10px 25px rgba(0, 102, 204, 0.3);
}

.tabs-content {
    position: relative;
}

.tab-pane {
    display: none;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.tab-pane.active {
    display: block;
}

.packages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.package-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 2px solid var(--medium-gray);
    transition: var(--transition);
    position: relative;
}

.package-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-blue);
}

.package-card.featured {
    border-color: var(--primary-orange);
    transform: scale(1.05);
}

.package-card.featured:hover {
    transform: scale(1.05) translateY(-10px);
}

.package-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, var(--primary-orange), var(--dark-orange));
    color: var(--white);
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 700;
    z-index: 2;
    box-shadow: 0 5px 15px rgba(255, 107, 0, 0.3);
}

.package-header {
    padding: 30px 30px 20px;
    background: linear-gradient(135deg, var(--light-blue), var(--white));
    text-align: center;
}

.package-card.featured .package-header {
    background: linear-gradient(135deg, var(--light-orange), var(--white));
}

.package-header h3 {
    color: var(--text-dark);
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.package-price {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.price {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-dark);
    position: relative;
}

.price::before {
    content: '';
    position: absolute;
    top: 50%;
    left: -5%;
    width: 110%;
    height: 2px;
    background: var(--primary-red);
    transform: rotate(-15deg);
}

.after-subsidy {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-green);
}

.package-features {
    padding: 25px 30px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 15px;
}

.feature-item:last-child {
    margin-bottom: 0;
}

.feature-item i {
    color: var(--primary-green);
    font-size: 1.1rem;
    margin-top: 3px;
    flex-shrink: 0;
}

.feature-item span {
    color: var(--text-medium);
    line-height: 1.5;
}

.package-cta {
    padding: 25px 30px;
    background: var(--light-gray);
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.btn-package {
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    padding: 15px;
    border-radius: var(--radius);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-package:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 102, 204, 0.3);
}

.package-details {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
}

.package-details:hover {
    color: var(--dark-blue);
    text-decoration: underline;
}

.package-note {
    text-align: center;
    color: var(--text-light);
    font-size: 0.95rem;
    padding: 20px;
    background: var(--light-gray);
    border-radius: var(--radius);
    border: 1px dashed var(--medium-gray);
}

/* Installation Process */
.installation-process {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 30px;
    margin: 60px auto;
    max-width: 1200px;
}

.process-step {
    background: var(--white);
    border-radius: 20px;
    padding: 40px 25px;
    text-align: center;
    box-shadow: var(--shadow);
    position: relative;
    transition: var(--transition);
    border: 2px solid transparent;
}

.process-step:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-blue);
}

.step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

.step-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 25px;
    background: linear-gradient(135deg, var(--primary-orange), var(--dark-orange));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: 0 10px 25px rgba(255, 107, 0, 0.2);
}

.process-step h3 {
    color: var(--text-dark);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.process-step p {
    color: var(--text-medium);
    line-height: 1.7;
    margin-bottom: 20px;
}

.step-duration {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-green);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 8px 15px;
    background: var(--light-green);
    border-radius: 20px;
}

.process-timeline {
    max-width: 800px;
    margin: 60px auto 0;
}

.timeline-bar {
    height: 8px;
    background: var(--medium-gray);
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.timeline-progress {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    background: linear-gradient(90deg, 
        var(--primary-blue) 0%,
        var(--primary-blue) 20%,
        var(--primary-green) 40%,
        var(--primary-green) 60%,
        var(--primary-orange) 80%,
        var(--primary-orange) 100%
    );
    animation: timelineProgress 2s ease-in-out infinite;
}

@keyframes timelineProgress {
    0% {
        background-position: -800px 0;
    }
    100% {
        background-position: 800px 0;
    }
}

.timeline-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
    color: var(--text-medium);
    font-size: 0.95rem;
}

.timeline-note i {
    color: var(--primary-blue);
}

/* FAQ Section */
.faq-section {
    padding: 100px 0;
    background: var(--white);
}

.faq-container {
    max-width: 1000px;
    margin: 60px auto 0;
}

.faq-categories {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.faq-category {
    padding: 12px 25px;
    background: var(--light-gray);
    border: 2px solid var(--medium-gray);
    border-radius: 30px;
    color: var(--text-medium);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.95rem;
}

.faq-category:hover {
    background: var(--light-blue);
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

.faq-category.active {
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    border-color: transparent;
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

.faq-category-content {
    display: none;
    animation: fadeIn 0.5s ease;
}

.faq-category-content.active {
    display: block;
}

.faq-item {
    margin-bottom: 20px;
    border: 2px solid var(--medium-gray);
    border-radius: var(--radius);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 25px;
    background: var(--light-gray);
    border: none;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--light-blue);
}

.faq-question i {
    color: var(--primary-blue);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 25px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 25px;
    max-height: 1000px;
}

.faq-answer p {
    color: var(--text-medium);
    line-height: 1.7;
    margin-bottom: 15px;
}

.faq-answer p:last-child {
    margin-bottom: 0;
}

.faq-answer ul {
    list-style: none;
    padding-left: 20px;
    margin: 15px 0;
}

.faq-answer ul li {
    color: var(--text-medium);
    line-height: 1.7;
    margin-bottom: 8px;
    position: relative;
}

.faq-answer ul li::before {
    content: '•';
    color: var(--primary-blue);
    font-weight: bold;
    position: absolute;
    left: -15px;
}

.faq-cta {
    text-align: center;
    margin-top: 50px;
    padding: 40px;
    background: linear-gradient(135deg, var(--light-green), var(--white));
    border-radius: 20px;
    border: 2px dashed var(--primary-green);
}

.faq-cta p {
    font-size: 1.2rem;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.faq-cta .btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
}

/* Testimonials Section */
.testimonials-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
}

.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin: 60px auto;
    max-width: 1200px;
}

.testimonial-card {
    background: var(--white);
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    border: 2px solid transparent;
}

.testimonial-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-blue);
}

.testimonial-rating {
    color: #ffc107;
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.testimonial-text {
    color: var(--text-medium);
    line-height: 1.7;
    font-style: italic;
    margin-bottom: 25px;
    position: relative;
    padding-left: 20px;
}

.testimonial-text::before {
    content: '"';
    position: absolute;
    left: 0;
    top: -10px;
    font-size: 4rem;
    color: var(--light-blue);
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
    padding-top: 20px;
    border-top: 1px solid var(--medium-gray);
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.author-info h4 {
    color: var(--text-dark);
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.author-info span {
    color: var(--text-light);
    font-size: 0.9rem;
}

.testimonials-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 60px;
    padding-top: 40px;
    border-top: 2px solid var(--medium-gray);
}

.testimonial-stat {
    text-align: center;
}

.testimonial-stat .stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-blue);
    margin-bottom: 10px;
}

.testimonial-stat .stat-label {
    color: var(--text-medium);
    font-weight: 500;
    font-size: 1rem;
}

/* CTA Section */
.cta-section {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
}

.cta-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.cta-text h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    line-height: 1.3;
}

.cta-text p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 30px;
    line-height: 1.6;
}

.cta-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-top: 30px;
}

.cta-features .feature {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.1);
    padding: 12px 15px;
    border-radius: var(--radius);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.cta-features .feature i {
    color: #ffd700;
}

.cta-features .feature span {
    color: var(--white);
    font-size: 0.95rem;
}

.cta-form {
    background: var(--white);
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow-lg);
}

.cta-form h3 {
    color: var(--text-dark);
    text-align: center;
    margin-bottom: 30px;
    font-size: 1.8rem;
}

#residentialForm {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

#residentialForm .form-group {
    margin-bottom: 0;
}

#residentialForm input,
#residentialForm select {
    width: 100%;
    padding: 15px;
    border: 2px solid var(--medium-gray);
    border-radius: var(--radius);
    font-size: 1rem;
    color: var(--text-dark);
    background: var(--white);
    transition: var(--transition);
}

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

#residentialForm .btn-primary {
    background: linear-gradient(135deg, var(--primary-green), var(--dark-green));
    color: var(--white);
    border: none;
    padding: 18px;
    border-radius: var(--radius);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 10px;
}

#residentialForm .btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(16, 185, 129, 0.3);
}

.form-note {
    text-align: center;
    color: var(--text-light);
    font-size: 0.9rem;
    margin-top: 15px;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .hero-text h1 {
        font-size: 3rem;
    }
    
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .packages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .package-card.featured {
        transform: scale(1);
    }
    
    .package-card.featured:hover {
        transform: translateY(-10px);
    }
}

@media (max-width: 992px) {
    .process-steps {
        grid-template-columns: repeat(3, 1fr);
        gap: 30px 20px;
    }
    
    .process-step:nth-child(4),
    .process-step:nth-child(5) {
        grid-column: span 1;
    }
    
    .calculator-container {
        grid-template-columns: 1fr;
    }
    
    .testimonials-slider {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cta-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .residential-hero {
        padding: 120px 0 60px;
    }
    
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .subtitle {
        font-size: 1.1rem;
    }
    
    .hero-features {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .packages-grid {
        grid-template-columns: 1fr;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
        max-width: 400px;
    }
    
    .radio-group {
        grid-template-columns: 1fr;
    }
    
    .results-summary {
        grid-template-columns: 1fr;
    }
    
    .testimonials-slider {
        grid-template-columns: 1fr;
        max-width: 400px;
    }
    
    .testimonials-stats {
        flex-direction: column;
        gap: 30px;
    }
    
    .tabs-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .tab-btn {
        text-align: center;
    }
    
    .hero-buttons,
    .results-cta {
        flex-direction: column;
    }
    
    .results-cta .btn-primary,
    .results-cta .btn-secondary {
        width: 100%;
    }
}

@media (max-width: 576px) {
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .badge {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .calculator-container {
        padding: 25px 20px;
    }
    
    .package-header,
    .package-features,
    .package-cta {
        padding: 25px 20px;
    }
    
    .faq-categories {
        flex-direction: column;
        align-items: stretch;
    }
    
    .faq-category {
        text-align: center;
    }
    
    .cta-form {
        padding: 30px 20px;
    }
    
    .cta-text h2 {
        font-size: 2rem;
    }
}

/* Animation Classes */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-left {
    animation: slideInLeft 0.6s ease forwards;
}

.animate-right {
    animation: slideInRight 0.6s ease forwards;
}

.animate-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* Loading States */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(255, 255, 255, 0.2) 50%, 
        transparent 100%);
    animation: loadingShimmer 1.5s infinite;
}

@keyframes loadingShimmer {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

/* Print Styles */
@media print {
    .hero-buttons,
    .btn-calculate,
    .package-cta,
    .faq-cta,
    .cta-form,
    .social-links {
        display: none !important;
    }
    
    .calculator-container,
    .package-card,
    .testimonial-card {
        break-inside: avoid;
        box-shadow: none !important;
        border: 1px solid #ddd !important;
    }
}