:root {
    --bg: #070b14;
    --bg-soft: #0f172a;
    --card: #131d33;
    --text: #f8fafc;
    --muted: #a7b6d2;
    --primary: #7c8cff;
    --primary-strong: #5b6bff;
    --accent: #22d3ee;
    --success: #34d399;
    --border: rgba(148, 163, 184, 0.24);
    --glass: rgba(15, 23, 42, 0.74);
    --container: 1240px;
    --r-lg: 24px;
    --r-md: 16px;
    --r-sm: 12px;
    --space-1: 0.5rem;
    --space-2: 1rem;
    --space-3: 1.5rem;
    --space-4: 2rem;
    --space-5: 3rem;
    --transition: 220ms cubic-bezier(0.22, 1, 0.36, 1);
    --shadow: 0 16px 32px rgba(2, 8, 23, 0.35);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: "Instrument Sans", "Inter", sans-serif;
    color: var(--text);
    line-height: 1.65;
    background:
        radial-gradient(1000px 600px at 80% -20%, rgba(124, 140, 255, 0.24), transparent 60%),
        radial-gradient(900px 500px at 0% 12%, rgba(34, 211, 238, 0.1), transparent 60%),
        var(--bg);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
    font-family: "Sora", "Instrument Sans", sans-serif;
    line-height: 1.15;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.2rem, 6vw, 4.8rem); }
h2 { font-size: clamp(1.7rem, 4vw, 3.1rem); }
h3 { font-size: clamp(1.2rem, 2.6vw, 1.9rem); }

a { color: inherit; text-decoration: none; transition: var(--transition); }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.container { width: min(var(--container), 100% - 2rem); margin: 0 auto; }
section { padding: 6rem 0; }

.reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 280ms ease, transform 280ms ease;
}
.reveal.active { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 70ms; }
.delay-2 { transition-delay: 140ms; }
.delay-3 { transition-delay: 210ms; }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 700;
    letter-spacing: 0.01em;
    padding: 0.82rem 1.4rem;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition);
}
.btn:hover { transform: translateY(-2px) scale(1.01); }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-strong));
    box-shadow: 0 10px 22px rgba(91, 107, 255, 0.35);
}
.btn-outline {
    border-color: var(--border);
    background: rgba(15, 23, 42, 0.45);
}   
.btn-white {
    background: #f8fafc;
    color: #0f172a;
}
.btn-call {
    background: linear-gradient(135deg, #36d1d6, #36a9ad);
    color: #ecfeff;
    border-color: rgba(255, 255, 255, 0.35);
    box-shadow: 0 10px 26px rgba(5, 150, 105, 0.45);
}
.btn-call:hover {
    box-shadow: 0 14px 32px rgba(5, 150, 105, 0.55);
}
.btn-lg { font-size: 1rem; padding: 0.96rem 1.8rem; }

.badge, .subheading {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    border: 1px solid rgba(124, 140, 255, 0.4);
    background: rgba(124, 140, 255, 0.12);
    color: #dbe6ff;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0.4rem 0.8rem;
}
.section-header {
    max-width: 760px;
    margin: 0 auto var(--space-5);
    text-align: center;
}
.section-header p { color: var(--muted); margin-top: 0.9rem; }

/* Navbar */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
    background: transparent;
    border-bottom: 1px solid transparent;
    transition: background var(--transition), border-color var(--transition), box-shadow var(--transition), padding var(--transition);
}
.navbar.scrolled {
    background: rgba(7, 11, 20, 0.9);
    backdrop-filter: blur(14px);
    border-color: rgba(148, 163, 184, 0.18);
    box-shadow: 0 10px 24px rgba(2, 8, 23, 0.35);
    padding: 0.82rem 0;
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; }
.logo {
    display: inline-flex;
    align-items: center;
    width: 132px;
}
.logo img {
    width: 100%;
    height: auto;
}
.nav-links { display: flex; align-items: center; gap: 1.3rem; }
.nav-links a { color: #ccdaef; font-weight: 600; position: relative; }
.nav-links a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--primary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}
.nav-links a:hover::after,
.nav-links a:focus-visible::after { transform: scaleX(1); }
.nav-links a:hover, .nav-links a:focus-visible { color: #fff; }
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: 0;
    cursor: pointer;
}
.mobile-menu-btn span { width: 24px; height: 2px; background: #dbe7ff; border-radius: 8px; }

/* Hero */
.hero {
    min-height: 100vh;
    display: grid;
    align-items: center;
    position: relative;
    padding: 7.5rem 0 4rem;
    text-align: center;
}
.hero-content { max-width: 920px; margin: 0 auto; position: relative; z-index: 2; }
.hero-content {
    padding: 2.2rem 1.2rem;
    border-radius: var(--r-lg);
    border: 1px solid rgba(148, 163, 184, 0.18);
    background: linear-gradient(180deg, rgba(19, 29, 51, 0.6), rgba(10, 16, 28, 0.35));
    backdrop-filter: blur(6px);
}
.hero .badge { margin-bottom: 1.2rem; }
.hero h1 { margin-bottom: 1.4rem; }
.hero h1 span {
    background: linear-gradient(120deg, #9bb0ff, #77e9f7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero p {
    max-width: 760px;
    margin: 0 auto 2rem;
    font-size: clamp(1rem, 1.7vw, 1.2rem);
    color: var(--muted);
}
.hero-btns { display: flex; justify-content: center; gap: 0.9rem; flex-wrap: wrap; }
.hero-proof {
    margin-top: 1.2rem;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.7rem;
}
.hero-proof span {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    border-radius: 999px;
    padding: 0.38rem 0.8rem;
    font-size: 0.82rem;
    color: #dbe7ff;
    background: rgba(124, 140, 255, 0.11);
    border: 1px solid rgba(124, 140, 255, 0.35);
}
.hero-proof strong {
    color: #ffffff;
    font-weight: 800;
}
.hero-glow {
    position: absolute;
    left: 50%;
    top: -120px;
    transform: translateX(-50%);
    width: 860px;
    height: 520px;
    background: radial-gradient(circle, rgba(124, 140, 255, 0.24) 0%, transparent 72%);
    pointer-events: none;
}

/* Technology marquee */
.tech-marquee { padding: 2rem 0 3rem; }
.tech-marquee .section-header { margin-bottom: 1rem; }
.marquee-track-wrap {
    position: relative;
    overflow: hidden;
    border-top: 1px solid rgba(148, 163, 184, 0.2);
    border-bottom: 1px solid rgba(148, 163, 184, 0.2);
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.4), rgba(7, 11, 20, 0.3));
}
.marquee-track-wrap::before,
.marquee-track-wrap::after {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    width: 64px;
    z-index: 2;
    pointer-events: none;
}
.marquee-track-wrap::before { left: 0; background: linear-gradient(to right, var(--bg), transparent); }
.marquee-track-wrap::after { right: 0; background: linear-gradient(to left, var(--bg), transparent); }
.marquee-track {
    display: flex;
    width: max-content;
    gap: 0.7rem;
    padding: 0.9rem 0;
    animation: marquee-scroll 30s linear infinite;
}
.marquee-track span {
    white-space: nowrap;
    border-radius: 999px;
    border: 1px solid rgba(124, 140, 255, 0.35);
    background: rgba(124, 140, 255, 0.12);
    color: #dbe7ff;
    font-size: 0.85rem;
    font-weight: 700;
    padding: 0.46rem 0.88rem;
}
@keyframes marquee-scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* Shared card look */
.services, .about, .testimonials { background: linear-gradient(180deg, rgba(15, 23, 42, 0.45), rgba(15, 23, 42, 0.22)); }
.service-card, .case-card, .why-item, .about-ai-box, .ai-stats-box, .visual-card, .testimonial-card {
    background: linear-gradient(180deg, rgba(19, 29, 51, 0.94), rgba(15, 23, 42, 0.84));
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow);
}

/* Features */
.services-grid { display: grid; grid-template-columns: 1fr; gap: 1rem; }
.service-card {
    padding: 1.7rem 1.35rem;
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.service-card:hover { transform: translateY(-6px); border-color: rgba(124, 140, 255, 0.5); }
.service-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #e4ebff;
    background: linear-gradient(145deg, rgba(124, 140, 255, 0.3), rgba(34, 211, 238, 0.2));
    border: 1px solid rgba(124, 140, 255, 0.42);
    margin-bottom: 1rem;
}
.service-card p { color: var(--muted); }

/* AI / Showcase */
.ai-edge {
    border-top: 1px solid rgba(148, 163, 184, 0.2);
    border-bottom: 1px solid rgba(148, 163, 184, 0.2);
    background: radial-gradient(1200px 360px at 50% 0%, rgba(124, 140, 255, 0.14), transparent 72%);
}
.ai-grid { display: grid; grid-template-columns: 1fr; gap: 1.2rem; align-items: center; }
.ai-content p { color: var(--muted); }
.ai-features { display: grid; gap: 0.85rem; margin-top: 1.4rem; }
.ai-feature {
    display: flex;
    gap: 0.8rem;
    padding: 0.9rem;
    border-radius: var(--r-md);
    border: 1px solid rgba(148, 163, 184, 0.2);
    background: rgba(19, 29, 51, 0.5);
}
.ai-stats-box { padding: 1.35rem; border-radius: 18px; }
.impact-label {
    color: #dbe4ff;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 800;
    margin-bottom: 1rem;
}
.ai-stats-box .stat-item { margin-bottom: 1.1rem; }
.ai-stats-box .val { display: block; font-size: clamp(1.8rem, 3vw, 2.5rem); font-weight: 800; }
.ai-stats-box .desc { color: var(--muted); }
.outcome-pill {
    border-radius: var(--r-sm);
    border: 1px solid rgba(52, 211, 153, 0.35);
    background: rgba(52, 211, 153, 0.08);
    padding: 0.85rem;
}

/* Case studies as showcase */
.case-studies { background: transparent; }
.cases-container { display: grid; gap: 1rem; }
.case-card {
    position: relative;
    overflow: hidden;
    transition: transform var(--transition), border-color var(--transition);
}
.case-card:hover { transform: translateY(-4px); border-color: rgba(124, 140, 255, 0.52); }
.case-card::before {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 10px;
    background: linear-gradient(180deg, var(--accent), var(--primary));
    opacity: 0.75;
}
.case-content { padding: 1.4rem 1.2rem 1.4rem 1.6rem; }
.case-tag { color: #b8c5ff; font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.08em; font-weight: 700; }
.case-card h3 { margin: 0.6rem 0 1rem; }
.case-details { display: grid; gap: 0.7rem; grid-template-columns: 1fr; }
.case-point {
    border: 1px solid rgba(148, 163, 184, 0.2);
    background: rgba(7, 11, 20, 0.4);
    border-radius: var(--r-sm);
    padding: 0.9rem;
    color: var(--muted);
}
.case-point strong { color: #e7eeff; display: block; margin-bottom: 0.3rem; }
.case-point.result { border-color: rgba(52, 211, 153, 0.4); background: rgba(52, 211, 153, 0.08); }
.case-point.result strong { color: var(--success); }
.btn-text { display: inline-flex; margin-top: 1rem; color: #d5deff; font-weight: 700; }
.btn-text:hover { color: #fff; transform: translateX(3px); }

/* About */
.about-grid { display: grid; grid-template-columns: 1fr; gap: 1.3rem; align-items: center; }
.about-text p { color: var(--muted); }
.about-ai-box { padding: 1.2rem; margin-top: 1.1rem; border-radius: 18px; }
.about-ai-list { margin: 0.8rem 0 1rem; padding-left: 0; }
.about-ai-list li { color: #dbe7ff; margin-bottom: 0.45rem; }
.about-ai-list li::before { content: "•"; color: var(--accent); margin-right: 0.5rem; }
.about-cta-note { color: #dbe7ff !important; margin-bottom: 0 !important; }
.visual-card { padding: 1rem; }
.visual-image-wrapper {
    border: 1px solid rgba(148, 163, 184, 0.22);
    border-radius: 18px;
    overflow: hidden;
    margin-bottom: 1rem;
    position: relative;
}
.visual-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(7, 11, 20, 0.35), transparent 45%); }
.stats-float-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.6rem; margin-bottom: 0.8rem; }
.stat-float-item {
    border-radius: 12px;
    border: 1px solid rgba(148, 163, 184, 0.2);
    background: rgba(7, 11, 20, 0.35);
    text-align: center;
    padding: 0.75rem 0.4rem;
}
.stat-float-item .val { display: block; font-size: 1.2rem; font-weight: 800; }
.stat-float-item .lbl { font-size: 0.68rem; text-transform: uppercase; color: var(--muted); font-weight: 700; }
.expertise-tags { display: flex; gap: 0.45rem; flex-wrap: wrap; }
.expertise-tags .tag {
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.2);
    background: rgba(7, 11, 20, 0.35);
    color: #d4def3;
    font-size: 0.75rem;
    padding: 0.35rem 0.75rem;
}

.profile-section {
    margin-top: 1.4rem;
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    align-items: start;
}

.profile-photo-card,
.profile-content-card {
    background: linear-gradient(180deg, rgba(19, 29, 51, 0.94), rgba(15, 23, 42, 0.84));
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow);
}

.profile-photo-card {
    padding: 1rem;
}

.profile-photo-card img {
    width: 100%;
    max-width: 360px;
    margin: 0 auto;
    border-radius: 16px;
    border: 1px solid rgba(148, 163, 184, 0.22);
    object-fit: cover;
}

.profile-content-card {
    padding: 1.35rem;
}

.profile-content-card h3 {
    margin: 0.7rem 0 0.8rem;
}

.profile-content-card p {
    color: var(--muted);
    margin-bottom: 0.7rem;
}

.profile-meta-list {
    margin-top: 0.7rem;
    display: grid;
    gap: 0.45rem;
}

.profile-meta-list li {
    color: #dbe7ff;
    border: 1px solid rgba(148, 163, 184, 0.18);
    background: rgba(7, 11, 20, 0.4);
    border-radius: 10px;
    padding: 0.55rem 0.7rem;
}

.profile-linkedin {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: 0.9rem;
    padding: 0.62rem 1rem;
    border-radius: 999px;
    border: 1px solid rgba(124, 140, 255, 0.45);
    background: rgba(124, 140, 255, 0.12);
    color: #dbe7ff;
    font-weight: 700;
    font-size: 0.9rem;
    transition: transform var(--transition), background var(--transition), border-color var(--transition);
}

.profile-linkedin:hover {
    transform: translateY(-2px);
    border-color: rgba(34, 211, 238, 0.6);
    background: rgba(34, 211, 238, 0.16);
}

.why-grid { display: grid; grid-template-columns: 1fr; gap: 1rem; margin-top: 1.5rem; }
.why-item { padding: 1.3rem 1.1rem; border-radius: 18px; }
.why-icon { font-size: 1.7rem; margin-bottom: 0.65rem; }
.why-item p { color: var(--muted); }

/* Testimonials */
.testimonials-grid { display: grid; grid-template-columns: 1fr; gap: 1rem; }
.testimonial-card {
    padding: 1.4rem;
    border-radius: 18px;
    transition: transform var(--transition), border-color var(--transition);
}
.testimonial-card:hover { transform: translateY(-5px); border-color: rgba(124, 140, 255, 0.48); }
.testimonial-card p { color: #dbe7ff; margin-bottom: 0.9rem; }
.testimonial-card h4 { color: var(--accent); font-size: 0.95rem; }
.testimonial-industry { display: block; color: var(--muted); font-size: 0.85rem; margin-top: 0.25rem; }

/* CTA */
.cta { padding-top: 6.5rem; padding-bottom: 2.5rem; }
.cta-box {
    border-radius: 28px;
    text-align: center;
    color: #fff;
    padding: 3.8rem 2rem;
    background:
        radial-gradient(420px 200px at 20% 0%, rgba(255, 255, 255, 0.16), transparent 60%),
        linear-gradient(135deg, var(--primary), var(--accent));
    box-shadow: 0 24px 54px rgba(34, 211, 238, 0.18);
}
.cta-box p {
    max-width: 620px;
    margin: 1rem auto 2rem;
    font-size: clamp(1rem, 1.8vw, 1.18rem);
}
.cta-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 0.85rem; }

/* Footer */
.footer {
    border-top: 1px solid var(--border);
    background: rgba(7, 11, 20, 0.85);
    padding: 4rem 0 2rem;
}
.footer-grid {
    display: grid;
    gap: 2rem;
    grid-template-columns: 1fr;
    margin-bottom: 2rem;
}
.footer-logo {
    display: inline-flex;
    width: 156px;
    margin-bottom: 0.9rem;
}
.footer-logo img {
    width: 100%;
    height: auto;
}
.footer-brand p, .footer-links a, .footer-contact a { color: var(--muted); }
.footer-links h4, .footer-contact h4 { margin-bottom: 0.8rem; }
.footer-links li, .footer-contact li { margin-bottom: 0.5rem; }
.footer-links a:hover, .footer-contact a:hover { color: #fff; }
.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 1.2rem;
    text-align: center;
}
.footer-bottom p { color: var(--muted); font-size: 0.9rem; }

/* Breakpoints */
/* 481px-768px tablet */
@media (min-width: 481px) and (max-width: 768px) {
    .container { width: min(var(--container), 100% - 2.4rem); }
}

/* 769px-1024px laptop */
@media (min-width: 769px) and (max-width: 1024px) {
    .services-grid, .why-grid, .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
    .about-grid, .ai-grid { grid-template-columns: 1fr; }
}

/* 1025px+ desktop */
@media (min-width: 1025px) {
    .services-grid { grid-template-columns: repeat(3, 1fr); }
    .testimonials-grid { grid-template-columns: repeat(3, 1fr); }
    .why-grid { grid-template-columns: repeat(3, 1fr); }
    .about-grid, .ai-grid { grid-template-columns: 1.1fr 0.9fr; }
    .profile-section { grid-template-columns: 0.9fr 1.1fr; }
    .case-details { grid-template-columns: repeat(3, 1fr); }
    .footer-grid { grid-template-columns: 2fr 1fr 1fr; gap: 3rem; }
}

/* Mobile */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: calc(100% + 8px);
        left: 0.75rem;
        right: 0.75rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.8rem;
        padding: 1rem;
        border-radius: 16px;
        border: 1px solid rgba(148, 163, 184, 0.22);
        background: var(--glass);
    }
    .nav-links.active { display: flex; }
    .mobile-menu-btn { display: flex; }
    .hero { min-height: auto; padding: 7rem 0 3.5rem; }
    .hero-content { padding: 1.8rem 0.9rem; }
    .marquee-track { animation-duration: 24s; }
}

/* Accessibility + reduced motion */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .reveal, .btn, .service-card, .case-card, .testimonial-card { transition: none !important; transform: none !important; }
    .marquee-track { animation: none; }
}