:root {
    --primary: #5B2FE8;
    --primary-dark: #4A1FC7;
    --primary-light: #7B5CF0;
    --primary-bg: #F3EFFE;
    --accent: #00C9A7;
    --accent-dark: #00A88C;
    --dark: #0F172A;
    --dark-2: #1E293B;
    --gray-1: #334155;
    --gray-2: #64748B;
    --gray-3: #94A3B8;
    --gray-4: #CBD5E1;
    --gray-5: #E2E8F0;
    --gray-6: #F1F5F9;
    --white: #FFFFFF;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font);
    color: var(--dark);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition);
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 64px;
}

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--primary);
    background: var(--primary-bg);
    padding: 6px 16px;
    border-radius: 20px;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--dark);
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--gray-2);
    line-height: 1.7;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    font-family: var(--font);
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(91,47,232,0.35);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border-color: rgba(255,255,255,0.5);
}

.btn-outline:hover {
    background: var(--white);
    color: var(--dark);
    border-color: var(--white);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ===== HEADER ===== */
#header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all var(--transition);
}

#header.scrolled {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow);
}

.navbar {
    padding: 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 1001;
}

.logo-img {
    height: 40px;
    width: auto;
}

.logo-text {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--white);
    transition: color var(--transition);
}

#header.scrolled .logo-text {
    color: var(--dark);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: rgba(255,255,255,0.85);
    border-radius: var(--radius);
    transition: all var(--transition);
}

#header.scrolled .nav-link {
    color: var(--gray-1);
}

.nav-link:hover {
    color: var(--white);
    background: rgba(255,255,255,0.1);
}

#header.scrolled .nav-link:hover {
    color: var(--primary);
    background: var(--primary-bg);
}

.dropdown-arrow {
    transition: transform var(--transition);
}

.has-dropdown:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all var(--transition);
    z-index: 100;
}

.has-dropdown {
    position: relative;
}

.has-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li a {
    display: block;
    padding: 10px 16px;
    font-size: 0.85rem;
    color: var(--gray-1);
    border-radius: 6px;
    transition: all var(--transition);
}

.dropdown-menu li a:hover {
    background: var(--primary-bg);
    color: var(--primary);
}

.nav-cta {
    padding: 10px 22px;
    font-size: 0.85rem;
}

#header.scrolled .nav-cta {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.hamburger .bar {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: all var(--transition);
}

#header.scrolled .hamburger .bar {
    background: var(--dark);
}

.hamburger.active .bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.hamburger.active .bar:nth-child(2) {
    opacity: 0;
}

.hamburger.active .bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-video-wrapper {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-video-wrapper video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(15,23,42,0.88) 0%,
        rgba(91,47,232,0.7) 50%,
        rgba(15,23,42,0.85) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    padding: 0 24px;
}

.hero-title {
    font-size: clamp(2rem, 6vw, 3.5rem);
    font-weight: 800;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: rgba(255,255,255,0.8);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    color: rgba(255,255,255,0.6);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* ===== ABOUT ===== */
.about {
    background: var(--white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.stat-card {
    text-align: center;
    padding: 40px 24px;
    border-radius: var(--radius-xl);
    background: var(--gray-6);
    border: 1px solid var(--gray-5);
    transition: all var(--transition);
}

.stat-card:hover {
    background: var(--white);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: var(--primary-bg);
}

.stat-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: var(--primary-bg);
    color: var(--primary);
    margin-bottom: 16px;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
}

.stat-suffix {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    display: block;
    font-size: 0.9rem;
    color: var(--gray-2);
    margin-top: 8px;
    font-weight: 500;
}

/* ===== SERVICES ===== */
.services {
    background: var(--gray-6);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 32px;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--gray-5);
    transition: all var(--transition);
}

.service-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-6px);
    border-color: var(--primary-bg);
}

.service-img-wrapper {
    height: 200px;
    overflow: hidden;
}

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

.service-card:hover .service-img-wrapper img {
    transform: scale(1.08);
}

.service-content {
    padding: 28px;
}

.service-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 12px;
    background: var(--primary-bg);
    color: var(--primary);
    margin-bottom: 16px;
}

.service-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 10px;
}

.service-desc {
    font-size: 0.9rem;
    color: var(--gray-2);
    line-height: 1.6;
    margin-bottom: 16px;
}

.service-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px 16px;
}

.service-features li {
    font-size: 0.82rem;
    color: var(--gray-1);
    padding-left: 18px;
    position: relative;
}

.service-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
}

/* ===== INDUSTRIES ===== */
.industries {
    background: var(--white);
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.industry-card {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    min-height: 320px;
    display: flex;
    align-items: flex-end;
    transition: all var(--transition);
    cursor: pointer;
}

.industry-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.industry-img-wrapper {
    position: absolute;
    inset: 0;
}

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

.industry-card:hover .industry-img-wrapper img {
    transform: scale(1.1);
}

.industry-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(15,23,42,0.1) 0%,
        rgba(15,23,42,0.85) 100%
    );
    transition: background var(--transition);
}

.industry-card:hover .industry-overlay {
    background: linear-gradient(
        180deg,
        rgba(91,47,232,0.2) 0%,
        rgba(15,23,42,0.9) 100%
    );
}

.industry-content {
    position: relative;
    z-index: 1;
    padding: 32px;
    color: var(--white);
}

.industry-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(255,255,255,0.15);
    color: var(--white);
    margin-bottom: 12px;
    backdrop-filter: blur(8px);
}

.industry-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.industry-content p {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.8);
    line-height: 1.6;
}

/* ===== INSIGHTS ===== */
.insights {
    background: var(--gray-6);
}

.insights-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.insight-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--gray-5);
    transition: all var(--transition);
}

.insight-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-6px);
    border-color: var(--primary-bg);
}

.insight-img-wrapper {
    height: 200px;
    overflow: hidden;
}

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

.insight-card:hover .insight-img-wrapper img {
    transform: scale(1.08);
}

.insight-content {
    padding: 28px;
}

.insight-tag {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
    background: rgba(0,201,167,0.1);
    padding: 4px 10px;
    border-radius: 4px;
    margin-bottom: 12px;
}

.insight-content h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
}

.insight-content p {
    font-size: 0.9rem;
    color: var(--gray-2);
    line-height: 1.6;
    margin-bottom: 16px;
}

.insight-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary);
    transition: all var(--transition);
}

.insight-link:hover {
    gap: 10px;
    color: var(--primary-dark);
}

/* ===== CONTACT ===== */
.contact {
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 48px;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-card {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 20px;
    border-radius: var(--radius-lg);
    background: var(--gray-6);
    border: 1px solid var(--gray-5);
    transition: all var(--transition);
}

.contact-card:hover {
    border-color: var(--primary-bg);
    background: var(--primary-bg);
}

.contact-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    min-width: 44px;
    border-radius: 10px;
    background: var(--primary);
    color: var(--white);
}

.contact-card h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 4px;
}

.contact-card p {
    font-size: 0.88rem;
    color: var(--gray-2);
    line-height: 1.6;
}

.contact-card a {
    color: var(--primary);
}

.contact-card a:hover {
    color: var(--primary-dark);
}

.brochure-btn {
    margin-top: 8px;
}

.contact-form-wrapper {
    background: var(--gray-6);
    border-radius: var(--radius-xl);
    padding: 36px;
    border: 1px solid var(--gray-5);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-1);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 16px;
    font-size: 0.9rem;
    font-family: var(--font);
    color: var(--dark);
    background: var(--white);
    border: 1.5px solid var(--gray-4);
    border-radius: var(--radius);
    outline: none;
    transition: all var(--transition);
    resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(91,47,232,0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-3);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--dark);
    color: rgba(255,255,255,0.7);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.footer-logo-img {
    height: 36px;
    width: auto;
}

.footer-logo span {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--white);
}

.footer-tagline {
    font-size: 0.95rem;
    color: var(--primary-light);
    font-weight: 500;
    margin-bottom: 12px;
}

.footer-desc {
    font-size: 0.88rem;
    line-height: 1.7;
    color: rgba(255,255,255,0.55);
}

.footer-links h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 0.88rem;
    color: rgba(255,255,255,0.55);
    transition: all var(--transition);
}

.footer-links a:hover {
    color: var(--primary-light);
    padding-left: 4px;
}

.footer-bottom {
    padding: 24px 0;
    text-align: center;
    font-size: 0.82rem;
    color: rgba(255,255,255,0.4);
}

/* ===== BACK TO TOP ===== */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(16px);
    transition: all var(--transition);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* ===== ANIMATIONS ===== */
.animate-fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 64px 0;
    }

    .section-header {
        margin-bottom: 40px;
    }

    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--dark);
        flex-direction: column;
        align-items: flex-start;
        padding: 100px 24px 32px;
        gap: 0;
        transition: right var(--transition);
        overflow-y: auto;
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-link {
        color: rgba(255,255,255,0.85);
        padding: 12px 16px;
        width: 100%;
    }

    .nav-link:hover {
        background: rgba(255,255,255,0.08);
        color: var(--white);
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        background: rgba(255,255,255,0.05);
        box-shadow: none;
        padding: 0 0 0 16px;
        display: none;
        min-width: auto;
    }

    .has-dropdown.open .dropdown-menu {
        display: block;
    }

    .dropdown-menu li a {
        color: rgba(255,255,255,0.65);
        padding: 8px 16px;
    }

    .dropdown-menu li a:hover {
        background: rgba(255,255,255,0.08);
        color: var(--white);
    }

    .nav-cta {
        display: none;
    }

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

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

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

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

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .stat-card {
        padding: 24px 16px;
    }

    .stat-number {
        font-size: 2rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .service-features {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .section {
        padding: 48px 0;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }

    .stat-card {
        padding: 20px 12px;
    }

    .stat-number {
        font-size: 1.6rem;
    }

    .industry-card {
        min-height: 260px;
    }
}