:root {
    --bg-base: #0B1220;
    --bg-surface: #111827;
    --bg-card: #1E293B;
    --accent-blue: #2563EB;
    --accent-blue-hover: #1D4ED8;
    --accent-orange: #F97316;
    --accent-orange-hover: #EA580C;
    --text-primary: #F8FAFC;
    --text-secondary: #94A3B8;
    --text-dark: #0F172A;
    --text-dark-muted: #64748B;
    --border-color: rgba(255, 255, 255, 0.08);
    --border-light: #E2E8F0;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--text-primary);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    color: var(--text-dark);
}

/* Utility classes */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.875rem 1.75rem;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    border: none;
}

.btn-primary {
    background-color: var(--accent-blue);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

    .btn-primary:hover {
        background-color: var(--accent-blue-hover);
        transform: translateY(-2px);
        box-shadow: 0 6px 20px rgba(37, 99, 235, 0.45);
    }

.btn-accent {
    background-color: var(--accent-orange);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(249, 115, 22, 0.35);
}

    .btn-accent:hover {
        background-color: var(--accent-orange-hover);
        transform: translateY(-2px);
        box-shadow: 0 6px 20px rgba(249, 115, 22, 0.45);
    }

.btn-outline {
    background-color: transparent;
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

    .btn-outline:hover {
        border-color: #ffffff;
        background-color: rgba(255, 255, 255, 0.05);
        transform: translateY(-2px);
    }

.btn-outline-dark {
    background-color: transparent;
    color: var(--text-dark);
    border: 1px solid var(--border-light);
}

    .btn-outline-dark:hover {
        border-color: var(--accent-blue);
        color: var(--accent-blue);
        background-color: rgba(37, 99, 235, 0.03);
    }

header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(11, 18, 32, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 84px;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

    .brand-logo i {
        font-size: 1.75rem;
        color: var(--accent-orange);
    }

.brand-text {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1.45rem;
    font-weight: 800;
    color: #ffffff;
    letter-spacing: -0.5px;
}

    .brand-text span {
        color: var(--accent-blue);
    }

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
}

    .nav-link:hover, .nav-link.active {
        color: #ffffff;
    }

.hamburger {
    display: none;
    background: none;
    border: none;
    color: #ffffff;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Mobile Menu Drawer */
.mobile-drawer {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 380px;
    height: 100vh;
    background-color: var(--bg-surface);
    z-index: 1100;
    padding: 2rem;
    box-shadow: -10px 0 30px rgba(0,0,0,0.5);
    transition: right 0.4s ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

    .mobile-drawer.open {
        right: 0;
    }

.drawer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.drawer-close {
    background: none;
    border: none;
    color: #ffffff;
    font-size: 1.5rem;
    cursor: pointer;
}

.drawer-nav {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

    .drawer-nav a {
        color: #ffffff;
        text-decoration: none;
        font-size: 1.1rem;
        font-weight: 600;
    }

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0,0,0,0.7);
    z-index: 1050;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

    .overlay.active {
        opacity: 1;
        visibility: visible;
    }

.hero {
    position: relative;
    min-height: 95vh;
    background: linear-gradient(135deg, rgba(11, 18, 32, 0.92) 0%, rgba(17, 24, 39, 0.88) 100%), url('https://dreamtree.co.in/images/industrial-engineering.webp') center/cover no-repeat;
    display: flex;
    align-items: center;
    padding-top: 100px;
    color: #ffffff;
    overflow: hidden;
}

    .hero::before {
        content: '';
        position: absolute;
        inset: 0;
        background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
        background-size: 40px 40px;
        pointer-events: none;
    }

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 4rem 0;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(37, 99, 235, 0.15);
    border: 1px solid rgba(37, 99, 235, 0.3);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    color: #60A5FA;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4.2rem);
    font-weight: 800;
    color: #ffffff;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

    .hero h1 span {
        color: var(--accent-orange);
    }

.hero p {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.7;
    max-width: 700px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.trust-indicators {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

    .trust-item i {
        color: var(--accent-orange);
        font-size: 1.25rem;
    }

    .trust-item span {
        font-size: 0.9rem;
        font-weight: 600;
        color: #E2E8F0;
    }

.intro-section {
    padding: 7rem 0;
    background-color: var(--text-primary);
}

.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.section-tag {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--accent-blue);
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
    display: block;
}

.section-title {
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    font-weight: 800;
    color: var(--text-dark);
    line-height: 1.2;
    margin-bottom: 1.5rem;
    letter-spacing: -0.5px;
}

.intro-desc {
    font-size: 1.05rem;
    color: var(--text-dark-muted);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.feature-check-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

    .feature-check-list li {
        display: flex;
        align-items: flex-start;
        gap: 1rem;
        font-weight: 600;
        color: var(--text-dark);
    }

    .feature-check-list i {
        color: var(--accent-blue);
        font-size: 1.25rem;
        margin-top: 0.1rem;
    }

.intro-image-wrapper {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.12);
}

    .intro-image-wrapper img {
        width: 100%;
        height: auto;
        display: block;
        transition: transform 0.5s ease;
    }

    .intro-image-wrapper:hover img {
        transform: scale(1.03);
    }

.solutions-section {
    padding: 7rem 0;
    background-color: #F1F5F9;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem auto;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.solution-card {
    background-color: #ffffff;
    border-radius: 10px;
    padding: 2.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    transition: var(--transition);
    border: 1px solid var(--border-light);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

    .solution-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 20px 30px -10px rgba(37, 99, 235, 0.12);
        border-color: rgba(37, 99, 235, 0.3);
    }

.solution-icon {
    width: 60px;
    height: 60px;
    background-color: rgba(37, 99, 235, 0.08);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--accent-blue);
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.solution-card:hover .solution-icon {
    background-color: var(--accent-blue);
    color: #ffffff;
}

.solution-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.solution-card p {
    font-size: 0.95rem;
    color: var(--text-dark-muted);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--accent-blue);
    text-decoration: none;
    transition: var(--transition);
}

    .card-link:hover {
        gap: 0.75rem;
    }

.features-section {
    padding: 7rem 0;
    background-color: var(--bg-base);
    color: #ffffff;
}

    .features-section .section-title, .features-section .section-header p {
        color: #ffffff;
    }

    .features-section .section-header p {
        color: var(--text-secondary);
    }

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.feature-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 2rem;
    transition: var(--transition);
}

    .feature-card:hover {
        border-color: var(--accent-blue);
        transform: translateY(-5px);
        background-color: var(--bg-card);
    }

.feature-card-icon {
    font-size: 2rem;
    color: var(--accent-orange);
    margin-bottom: 1.25rem;
}

.feature-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 0.75rem;
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.why-section {
    padding: 7rem 0;
    background-color: #ffffff;
}

.why-benefits-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 2rem;
}

.why-benefit-item {
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
}

.benefit-icon-box {
    width: 48px;
    height: 48px;
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--accent-blue);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.benefit-content h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.benefit-content p {
    font-size: 0.95rem;
    color: var(--text-dark-muted);
    line-height: 1.5;
}

.process-section {
    padding: 7rem 0;
    background-color: #F8FAFC;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    position: relative;
    margin-top: 4rem;
}

.process-card {
    background-color: #ffffff;
    border: 1px solid var(--border-light);
    border-radius: 10px;
    padding: 2.5rem 2rem;
    position: relative;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.02);
    transition: var(--transition);
}

    .process-card:hover {
        transform: translateY(-5px);
        border-color: var(--accent-blue);
        box-shadow: 0 15px 30px rgba(37, 99, 235, 0.08);
    }

.process-step-num {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 2.5rem;
    font-weight: 800;
    color: rgba(37, 99, 235, 0.15);
    margin-bottom: 1rem;
    display: block;
    line-height: 1;
}

.process-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
}

.process-card p {
    font-size: 0.9rem;
    color: var(--text-dark-muted);
    line-height: 1.6;
}

.manesar-section {
    padding: 7rem 0;
    background: linear-gradient(135deg, var(--bg-base) 0%, var(--bg-surface) 100%);
    color: #ffffff;
    position: relative;
    overflow: hidden;
}

.manesar-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.manesar-content h2 {
    color: #ffffff;
    margin-bottom: 1.5rem;
}

.manesar-content p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.manesar-badges {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}

.manesar-badge-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    padding: 1.25rem;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 1rem;
}

    .manesar-badge-card i {
        font-size: 1.5rem;
        color: var(--accent-orange);
    }

    .manesar-badge-card span {
        font-weight: 600;
        font-size: 0.95rem;
        color: #ffffff;
    }

.manesar-graphic-box {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 3rem 2rem;
    text-align: center;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

    .manesar-graphic-box i {
        font-size: 4rem;
        color: var(--accent-blue);
        margin-bottom: 1.5rem;
    }

    .manesar-graphic-box h3 {
        color: #ffffff;
        font-size: 1.4rem;
        margin-bottom: 1rem;
    }

    .manesar-graphic-box p {
        color: var(--text-secondary);
        font-size: 0.95rem;
        line-height: 1.6;
    }

.faq-section {
    padding: 7rem 0;
    background-color: #ffffff;
}

.faq-accordion {
    max-width: 850px;
    margin: 4rem auto 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background-color: #F8FAFC;
    border: 1px solid var(--border-light);
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition);
}

    .faq-item.active {
        border-color: var(--accent-blue);
        box-shadow: 0 4px 12px rgba(37, 99, 235, 0.08);
    }

.faq-question {
    width: 100%;
    background: none;
    border: none;
    padding: 1.25rem 1.75rem;
    text-align: left;
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-dark);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    gap: 1rem;
}

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

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
    padding: 0 1.75rem;
    color: var(--text-dark-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

.faq-item.active .faq-answer {
    max-height: 250px;
    padding-bottom: 1.5rem;
}

.final-cta-section {
    padding: 7rem 0;
    background: linear-gradient(135deg, #0B1220 0%, #111827 100%);
    color: #ffffff;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.final-cta-container {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.final-cta-section h2 {
    font-size: clamp(2.2rem, 4vw, 3.2rem);
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.final-cta-section p {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.cta-buttons-group {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

footer {
    background-color: #070B14;
    color: var(--text-secondary);
    padding: 5rem 0 2rem 0;
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

.footer-col h4 {
    color: #ffffff;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.footer-col p {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

    .footer-links a {
        color: var(--text-secondary);
        text-decoration: none;
        font-size: 0.9rem;
        transition: var(--transition);
    }

        .footer-links a:hover {
            color: #ffffff;
            padding-left: 5px;
        }

.social-icons {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

    .social-icons a {
        width: 36px;
        height: 36px;
        background-color: rgba(255,255,255,0.05);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #ffffff;
        text-decoration: none;
        transition: var(--transition);
    }

        .social-icons a:hover {
            background-color: var(--accent-blue);
            transform: translateY(-3px);
        }

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    flex-wrap: wrap;
    gap: 1rem;
}

/* Responsive Design Overrides */
@media (max-width: 1200px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .process-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .solutions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .nav-menu, .header-container .btn {
        display: none;
    }

    .hamburger {
        display: block;
    }

    .split-layout, .manesar-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .trust-indicators {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2.5rem;
    }
}

@media (max-width: 768px) {
    .features-grid, .process-grid, .solutions-grid {
        grid-template-columns: 1fr;
    }

    .trust-indicators {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .manesar-badges {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 2.3rem;
    }
}