/* Industrial Solar Solutions - Complete 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;
    --primary-purple: #8b5cf6;
    --dark-purple: #7c3aed;
    --primary-gray: #4b5563;
    --dark-gray: #374151;
    --light-blue: #e6f2ff;
    --light-green: #e6f7f0;
    --light-orange: #fff3e6;
    --light-red: #ffe6e6;
    --light-purple: #f5f3ff;
    --light-gray-bg: #f8fafc;
    --text-dark: #1a202c;
    --text-medium: #4a5568;
    --text-light: #718096;
    --light-gray: #f7fafc;
    --medium-gray: #e2e8f0;
    --dark-gray-border: #a0aec0;
    --white: #ffffff;
    --shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 25px 60px rgba(0, 0, 0, 0.2);
    --radius: 12px;
    --radius-lg: 20px;
    --transition: all 0.3s ease;
    --transition-slow: all 0.5s ease;
}

/* ==========================================================================
   GENERAL STYLES
   ========================================================================== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 20px;
    line-height: 1.2;
}

.section-title .highlight {
    color: var(--primary-orange);
    position: relative;
}

.section-title .highlight::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 8px;
    background: rgba(255, 107, 0, 0.3);
    z-index: -1;
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-medium);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 35px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.1rem;
    text-decoration: none;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-orange), var(--dark-orange));
    color: var(--white);
    box-shadow: 0 10px 25px rgba(255, 107, 0, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(255, 107, 0, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
    transform: translateY(-3px);
}

/* ==========================================================================
   INDUSTRIAL HERO SECTION
   ========================================================================== */
.industrial-hero {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, #0a1929 0%, #1a365d 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

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

.industrial-hero .hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.industrial-hero .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);
}

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

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

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

.industrial-hero h1 .highlight::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 8px;
    background: rgba(255, 107, 0, 0.3);
    z-index: -1;
}

.industrial-hero .subtitle {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    line-height: 1.7;
}

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

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

.industrial-hero .feature:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: var(--shadow-lg);
}

.industrial-hero .feature i {
    color: var(--primary-orange);
    font-size: 1.2rem;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 107, 0, 0.2);
    border-radius: 50%;
}

.industrial-hero .feature span {
    color: var(--white);
    font-weight: 500;
    font-size: 0.95rem;
}

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

.industrial-hero .hero-image {
    position: relative;
}

.industrial-hero .image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    transform: perspective(1000px) rotateY(-5deg);
    transition: var(--transition-slow);
    border: 3px solid rgba(255, 255, 255, 0.1);
}

.industrial-hero .image-wrapper:hover {
    transform: perspective(1000px) rotateY(0deg);
    border-color: var(--primary-orange);
}

.industrial-hero .image-wrapper img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

.industrial-hero .image-wrapper:hover img {
    transform: scale(1.05);
}

.industrial-hero .image-badge {
    position: absolute;
    bottom: -25px;
    right: 30px;
    background: linear-gradient(135deg, var(--primary-orange), var(--dark-orange));
    color: var(--white);
    padding: 20px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    animation: float 3s ease-in-out infinite;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

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

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

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

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

/* ==========================================================================
   INDUSTRIAL APPLICATIONS SECTION
   ========================================================================== */
.industrial-applications {
    padding: 100px 0;
    background: var(--light-gray-bg);
}

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

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

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

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

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

.application-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--white);
    box-shadow: var(--shadow);
}

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

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

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

.application-stats {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 25px;
    padding-top: 20px;
    border-top: 1px solid var(--medium-gray);
}

.application-stats .stat {
    text-align: center;
}

.application-stats .stat-value {
    display: block;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 5px;
}

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

.application-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    padding: 12px 25px;
    border-radius: 30px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    width: 100%;
}

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

/* ==========================================================================
   INDUSTRIAL BENEFITS SECTION
   ========================================================================== */
.industrial-benefits {
    padding: 100px 0;
    background: var(--white);
}

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

.benefits-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.benefit-item {
    display: flex;
    gap: 20px;
    padding: 30px;
    background: var(--light-gray-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.benefit-number {
    font-size: 2rem;
    font-weight: 900;
    color: var(--primary-blue);
    line-height: 1;
    flex-shrink: 0;
    min-width: 50px;
}

.benefit-details h3 {
    color: var(--text-dark);
    margin-bottom: 10px;
    font-size: 1.3rem;
}

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

.benefit-stats {
    display: flex;
    gap: 20px;
    padding-top: 15px;
    border-top: 1px solid var(--medium-gray);
}

.benefit-stats .stat {
    text-align: center;
}

.benefit-stats .stat-value {
    display: block;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-orange);
    margin-bottom: 5px;
}

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

.benefits-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.benefits-image img {
    width: 100%;
    height: 600px;
    object-fit: cover;
    display: block;
}

.image-stats {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    padding: 30px;
    display: flex;
    justify-content: space-around;
    gap: 20px;
}

.image-stat {
    text-align: center;
    color: var(--white);
}

.image-stat .stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 5px;
    color: var(--primary-orange);
}

.image-stat .stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* ==========================================================================
   INDUSTRIAL CALCULATOR SECTION
   ========================================================================== */
.industrial-calculator {
    padding: 100px 0;
    background: var(--light-gray-bg);
}

.calculator-container {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    margin-top: 50px;
    border: 2px solid var(--medium-gray);
}

.calculator-tabs {
    display: flex;
    border-bottom: 2px solid var(--medium-gray);
    background: var(--light-gray-bg);
}

.calc-tab {
    flex: 1;
    padding: 20px;
    background: var(--light-gray-bg);
    border: none;
    color: var(--text-medium);
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition);
    border-bottom: 3px solid transparent;
    border-right: 1px solid var(--medium-gray);
}

.calc-tab:last-child {
    border-right: none;
}

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

.calc-tab.active {
    background: var(--white);
    color: var(--primary-blue);
    border-bottom: 3px solid var(--primary-blue);
}

.calculator-content {
    padding: 40px;
}

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

.calc-tab-content.active {
    display: block;
}

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

#quick-calc {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.calc-form {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.calc-form .form-group {
    margin-bottom: 0;
}

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

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

.input-with-unit {
    position: relative;
}

.input-with-unit input {
    width: 100%;
    padding: 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-with-unit input:focus {
    border-color: var(--primary-blue);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.input-with-unit .input-unit {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
    font-weight: 600;
}

.input-range {
    margin-top: 15px;
}

.input-range input[type="range"] {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: var(--medium-gray);
    outline: none;
    -webkit-appearance: none;
}

.input-range 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);
}

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

.calc-form 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;
}

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

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

.calc-results {
    background: var(--light-gray-bg);
    border-radius: var(--radius-lg);
    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-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.result-box {
    background: var(--white);
    border-radius: var(--radius);
    padding: 25px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 2px solid transparent;
}

.result-box:hover {
    transform: translateY(-5px);
    border-color: var(--primary-blue);
}

.result-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.result-text {
    flex: 1;
}

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

.result-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
}

.savings-breakdown {
    background: var(--white);
    border-radius: var(--radius);
    padding: 25px;
    margin-top: 30px;
    border: 2px solid var(--medium-gray);
}

.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: 15px 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;
}

.roi-visualization {
    margin-top: 40px;
    padding: 25px;
    background: var(--white);
    border-radius: var(--radius);
    border: 2px solid var(--medium-gray);
}

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

.roi-chart {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    height: 250px;
    margin-bottom: 20px;
    padding: 20px;
    background: var(--light-gray-bg);
    border-radius: var(--radius);
    gap: 15px;
}

.chart-bar {
    flex: 1;
    background: linear-gradient(to top, var(--primary-blue), var(--dark-blue));
    border-radius: 8px 8px 0 0;
    position: relative;
    transition: height 1s ease;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: center;
    padding: 10px;
    min-height: 30px;
}

.chart-bar:nth-child(2) {
    background: linear-gradient(to top, var(--primary-green), var(--dark-green));
}
.chart-bar:nth-child(3) {
    background: linear-gradient(to top, var(--primary-orange), var(--dark-orange));
}
.chart-bar:nth-child(4) {
    background: linear-gradient(to top, var(--primary-purple), var(--dark-purple));
}
.chart-bar:nth-child(5) {
    background: linear-gradient(to top, var(--primary-gray), var(--dark-gray));
}

.chart-label {
    color: var(--white);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 5px;
    text-align: center;
}

.chart-value {
    color: var(--white);
    font-weight: 700;
    font-size: 1.1rem;
    text-align: center;
}

.detailed-calc-info,
.comparison-calc-info {
    text-align: center;
    padding: 60px 40px;
    background: var(--light-gray-bg);
    border-radius: var(--radius);
    border: 2px dashed var(--medium-gray);
}

.detailed-calc-info h3,
.comparison-calc-info h3 {
    color: var(--text-dark);
    margin-bottom: 15px;
    font-size: 1.8rem;
}

.detailed-calc-info p,
.comparison-calc-info p {
    color: var(--text-medium);
    margin-bottom: 30px;
    font-size: 1.1rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

/* ==========================================================================
   INDUSTRIAL PROJECTS SECTION
   ========================================================================== */
.industrial-projects {
    padding: 100px 0;
    background: var(--white);
}

.projects-filter {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin: 40px auto 60px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 12px 25px;
    background: var(--light-gray-bg);
    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;
}

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

.filter-btn.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);
}

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

.project-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition-slow);
    border: 2px solid transparent;
    display: flex;
    flex-direction: column;
}

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

.project-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-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);
}

.project-content {
    padding: 30px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.project-content h3 {
    color: var(--text-dark);
    margin-bottom: 10px;
    font-size: 1.4rem;
    line-height: 1.3;
}

.project-location {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.project-location i {
    color: var(--primary-blue);
}

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

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

.project-stats .stat-value {
    display: block;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 5px;
}

.project-stats .stat-label {
    font-size: 0.8rem;
    color: var(--text-light);
    font-weight: 500;
}

.project-content p {
    color: var(--text-medium);
    line-height: 1.7;
    margin-bottom: 20px;
    flex: 1;
}

.project-features {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: auto;
}

.project-features span {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: var(--light-blue);
    color: var(--primary-blue);
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 500;
}

.project-features i {
    font-size: 0.9rem;
}

/* ==========================================================================
   INDUSTRIAL SOLUTIONS SECTION
   ========================================================================== */
.industrial-solutions {
    padding: 100px 0;
    background: var(--light-gray-bg);
}

.solutions-tabs {
    margin-top: 60px;
}

.tabs-header {
    display: flex;
    border-bottom: 2px solid var(--medium-gray);
    flex-wrap: wrap;
}

.solution-tab {
    padding: 20px 30px;
    background: var(--light-gray-bg);
    border: none;
    color: var(--text-medium);
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition);
    border-bottom: 3px solid transparent;
    border-right: 1px solid var(--medium-gray);
    min-width: 150px;
    text-align: center;
}

.solution-tab:last-child {
    border-right: none;
}

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

.solution-tab.active {
    background: var(--white);
    color: var(--primary-blue);
    border-bottom: 3px solid var(--primary-blue);
}

.tabs-content {
    background: var(--white);
    border-radius: 0 var(--radius) var(--radius) var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

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

.solution-tab-content.active {
    display: block;
}

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

.solution-image {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.solution-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

.solution-content:hover .solution-image img {
    transform: scale(1.05);
}

.solution-details h3 {
    color: var(--text-dark);
    margin-bottom: 20px;
    font-size: 1.8rem;
}

.solution-details > p {
    color: var(--text-medium);
    line-height: 1.7;
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.solution-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 30px;
}

.feature {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

.feature i {
    color: var(--primary-green);
    font-size: 1.2rem;
    margin-top: 3px;
    flex-shrink: 0;
}

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

.feature p {
    color: var(--text-medium);
    line-height: 1.6;
    margin: 0;
    font-size: 0.95rem;
}

.solution-stats {
    display: flex;
    gap: 30px;
    margin-bottom: 30px;
    padding: 20px;
    background: var(--light-gray-bg);
    border-radius: var(--radius);
}

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

.solution-stats .stat-value {
    display: block;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 5px;
}

.solution-stats .stat-label {
    font-size: 0.9rem;
    color: var(--text-light);
    font-weight: 500;
}

/* ==========================================================================
   INDUSTRIAL FINANCING SECTION
   ========================================================================== */
.industrial-financing {
    padding: 100px 0;
    background: var(--white);
}

.financing-options {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.financing-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 40px 30px;
    box-shadow: var(--shadow);
    transition: var(--transition-slow);
    border: 2px solid transparent;
    text-align: center;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

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

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

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

.financing-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--white);
    box-shadow: var(--shadow);
}

.financing-card:nth-child(1) .financing-icon {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
}
.financing-card:nth-child(2) .financing-icon {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}
.financing-card:nth-child(3) .financing-icon {
    background: linear-gradient(135deg, #10b981, #0d9c6a);
}
.financing-card:nth-child(4) .financing-icon {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

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

.financing-card p {
    color: var(--text-medium);
    line-height: 1.7;
    margin-bottom: 25px;
    flex: 1;
}

.financing-details {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 25px;
    padding-top: 20px;
    border-top: 1px solid var(--medium-gray);
}

.financing-details .detail {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.detail-label {
    color: var(--text-light);
    font-size: 0.9rem;
}

.detail-value {
    color: var(--primary-blue);
    font-weight: 600;
    font-size: 1rem;
}

.financing-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--primary-green), var(--dark-green));
    color: var(--white);
    padding: 12px 25px;
    border-radius: 30px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.financing-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(16, 185, 129, 0.3);
}

/* ==========================================================================
   INDUSTRIAL PROCESS SECTION
   ========================================================================== */
.industrial-process {
    padding: 100px 0;
    background: var(--light-gray-bg);
}

.process-timeline {
    max-width: 900px;
    margin: 60px auto 0;
    position: relative;
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(to bottom, var(--primary-blue), var(--primary-orange));
    transform: translateX(-50%);
}

.timeline-item {
    display: flex;
    margin-bottom: 60px;
    position: relative;
}

.timeline-item:nth-child(odd) {
    flex-direction: row-reverse;
}

.timeline-step {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 60px;
    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: 1.5rem;
    font-weight: 800;
    box-shadow: var(--shadow);
    border: 4px solid var(--white);
    z-index: 2;
}

.timeline-content {
    width: calc(50% - 80px);
    padding: 30px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    position: relative;
    border: 2px solid transparent;
    transition: var(--transition);
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: 80px;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-right: 80px;
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-blue);
}

.timeline-content h3 {
    color: var(--text-dark);
    margin-bottom: 10px;
    font-size: 1.4rem;
}

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

.timeline-duration {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--light-blue);
    color: var(--primary-blue);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

/* ==========================================================================
   INDUSTRIAL CTA SECTION
   ========================================================================== */
.industrial-cta {
    padding: 100px 0;
    background: linear-gradient(135deg, #0a1929 0%, #1a365d 100%);
    color: var(--white);
}

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

.cta-text h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    color: var(--white);
    line-height: 1.2;
}

.cta-text > p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 30px;
    line-height: 1.7;
}

.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;
    color: var(--white);
}

.cta-features .feature i {
    color: var(--primary-orange);
    font-size: 1.1rem;
}

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

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

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

.cta-form input,
.cta-form 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);
}

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

.cta-form select {
    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;
}

.cta-form button[type="submit"] {
    width: 100%;
    padding: 18px;
    font-size: 1.1rem;
    margin-top: 10px;
}

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

/* ==========================================================================
   RESPONSIVE STYLES
   ========================================================================== */
@media (max-width: 1200px) {
    .applications-grid,
    .projects-grid,
    .financing-options {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .industrial-hero h1 {
        font-size: 3rem;
    }
}

@media (max-width: 992px) {
    .industrial-hero .hero-content,
    .benefits-content,
    #quick-calc,
    .solution-content,
    .cta-content {
        grid-template-columns: 1fr;
    }
    
    .industrial-hero .image-wrapper {
        transform: none;
        max-width: 600px;
        margin: 0 auto;
    }
    
    .applications-grid,
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .financing-options {
        grid-template-columns: 1fr;
        max-width: 600px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .process-timeline::before {
        left: 30px;
    }
    
    .timeline-item {
        flex-direction: row !important;
        margin-left: 60px;
    }
    
    .timeline-step {
        left: 30px;
        transform: translateX(-50%);
    }
    
    .timeline-content {
        width: 100%;
        margin: 0 !important;
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: 2.2rem;
    }
    
    .industrial-hero h1 {
        font-size: 2.5rem;
    }
    
    .industrial-hero .hero-features,
    .applications-grid,
    .projects-grid,
    .results-grid,
    .cta-features {
        grid-template-columns: 1fr;
    }
    
    .industrial-hero .hero-buttons {
        flex-direction: column;
    }
    
    .calculator-tabs,
    .tabs-header {
        flex-direction: column;
    }
    
    .calc-tab,
    .solution-tab {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--medium-gray);
    }
    
    .projects-filter {
        flex-direction: column;
        align-items: center;
    }
    
    .filter-btn {
        width: 200px;
    }
    
    .solution-content {
        padding: 30px;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 15px;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .industrial-hero {
        padding: 100px 0 60px;
    }
    
    .industrial-hero h1 {
        font-size: 2rem;
    }
    
    .badge,
    .application-cta,
    .financing-cta {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .benefit-item,
    .timeline-content,
    .solution-content,
    .cta-form {
        padding: 20px;
    }
    
    .solution-stats {
        flex-direction: column;
        gap: 15px;
    }
}

/* ==========================================================================
   UTILITY CLASSES
   ========================================================================== */
.highlight {
    color: var(--primary-orange);
}

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

.mt-40 {
    margin-top: 40px;
}

.mb-40 {
    margin-bottom: 40px;
}

.mb-60 {
    margin-bottom: 60px;
}

/* Animation for elements */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Loading states */
.loading {
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    border: 2px solid var(--medium-gray);
    border-top-color: var(--primary-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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