:root {
    --background: #090b1a;
    --surface: rgba(19, 22, 45, 0.7);
    --surface-solid: #13162d;
    --surface-muted: rgba(25, 28, 56, 0.85);
    --text: #f4f8ff;
    --text-muted: #c7cce0;
    --accent: #5b7fff;
    --accent-strong: #7c5bff;
    --accent-hot: #ff6f91;
    --border: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(91, 127, 255, 0.45);
    --shadow: 0 30px 60px rgba(9, 11, 26, 0.45);
    --radius-lg: 30px;
    --radius-md: 20px;
    --radius-sm: 14px;
    --max-width: 1180px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: 'Inter', sans-serif;
    background: radial-gradient(circle at top, rgba(124, 91, 255, 0.15), transparent 45%),
        radial-gradient(circle at 20% 20%, rgba(91, 127, 255, 0.18), transparent 35%),
        radial-gradient(circle at 80% 10%, rgba(255, 111, 145, 0.17), transparent 30%),
        var(--background);
    color: var(--text);
    line-height: 1.6;
    letter-spacing: 0.01em;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(125deg, rgba(124, 91, 255, 0.08), rgba(91, 127, 255, 0.04));
    mix-blend-mode: screen;
    z-index: -2;
}

.noise-overlay {
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iNjQiIGhlaWdodD0iNjQiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+PGZpbHRlciBpZD0ibm9pc2UiPjxmZUdhdXNzaWFuQmx1ciBzdGREZXZpYXRpb249IjIuNSIgLz48L2ZpbHRlcj48cmVjdCB3aWR0aD0iNjQiIGhlaWdodD0iNjQiIGZpbGw9IiNmZmYiIGZpbHRlcj0idXJsKCNub2lzZSkiIG9wYWNpdHk9IjAuMDciIC8+PC9zdmc+');
    opacity: 0.65;
    mix-blend-mode: soft-light;
    z-index: -1;
}

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

.max-width {
    width: min(100% - 3rem, var(--max-width));
    margin: 0 auto;
}

section {
    position: relative;
    padding: 120px 0;
}

.section-heading {
    max-width: 640px;
    margin-bottom: 60px;
}

.section-heading h2 {
    font-size: clamp(2.2rem, 3vw, 2.8rem);
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.section-heading p {
    color: var(--text-muted);
    margin: 0;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    backdrop-filter: blur(18px);
    background-color: rgba(9, 11, 26, 0.65);
    border-bottom: 1px solid var(--border);
}

.site-header .max-width {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 22px 0;
    gap: 24px;
}

.logo {
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-size: 0.95rem;
}

.site-nav {
    display: flex;
    gap: 28px;
}

.site-nav a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.site-nav a:hover,
.site-nav a:focus {
    color: var(--text);
}

.header-social-links {
    display: flex;
    gap: 12px;
}

.header-social-links a {
    color: var(--text-muted);
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    border: 1px solid rgba(124, 91, 255, 0.2);
    background: rgba(124, 91, 255, 0.05);
    transition: all 0.3s ease;
}

.header-social-links a:hover,
.header-social-links a:focus {
    color: var(--text);
    background: rgba(124, 91, 255, 0.15);
    border-color: rgba(124, 91, 255, 0.4);
    transform: translateY(-1px);
}

.header-social-links a svg {
    width: 20px;
    height: 20px;
}

.hero {
    padding-top: 160px;
}

.hero .max-width {
    display: grid;
    gap: 60px;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    align-items: center;
}

.hero-copy {
    position: relative;
    z-index: 1;
}

.hero-copy h1 {
    font-size: clamp(2.8rem, 4.8vw, 3.8rem);
    line-height: 1.1;
    margin: 18px 0 26px;
    letter-spacing: -0.03em;
}

.hero-copy p {
    color: var(--text-muted);
    font-size: 1.05rem;
}


.pill {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    border-radius: 999px;
    background: rgba(91, 127, 255, 0.16);
    color: var(--accent);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.75rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin: 32px 0 40px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 14px 26px;
    border-radius: 999px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
    border: none;
    color: inherit;
    font-size: 0.95rem;
}

.button.primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    color: white;
    box-shadow: 0 20px 40px rgba(91, 127, 255, 0.28);
}

.button.primary:hover,
.button.primary:focus {
    transform: translateY(-2px);
    box-shadow: 0 22px 50px rgba(91, 127, 255, 0.45);
}

.button.ghost {
    background: rgba(19, 22, 45, 0.6);
    border: 1px solid var(--border);
    color: var(--text-muted);
}

.button.ghost:hover,
.button.ghost:focus {
    border-color: var(--accent);
    color: var(--text);
}

.hero-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 28px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.hero-highlights h3 {
    font-size: 2rem;
    margin: 0 0 6px;
    color: var(--accent);
}

.hero-highlights p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.hero-visual {
    position: relative;
    padding: 60px;
    border-radius: var(--radius-lg);
    background: linear-gradient(160deg, rgba(19, 22, 45, 0.9), rgba(9, 11, 26, 0.7));
    border: 1px solid rgba(124, 91, 255, 0.2);
    overflow: hidden;
}

.hero-visual .orb {
    position: absolute;
    width: 280px;
    height: 280px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, rgba(124, 91, 255, 0.9), rgba(9, 11, 26, 0));
    top: -80px;
    right: -60px;
    filter: blur(4px);
}

.hero-visual .glow {
    position: absolute;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 111, 145, 0.35), transparent 70%);
    bottom: -200px;
    left: -160px;
    opacity: 0.7;
}

.grid-card {
    position: relative;
    display: grid;
    gap: 26px;
}

.grid-card > div {
    padding: 24px;
    border-radius: var(--radius-md);
    background: rgba(15, 18, 35, 0.75);
    border: 1px solid rgba(124, 91, 255, 0.18);
    backdrop-filter: blur(18px);
    position: relative;
}

.label {
    display: inline-block;
    font-size: 0.75rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.grid-card p {
    margin: 0;
    color: var(--text-muted);
}

.impact {
    padding-top: 160px;
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 32px;
}

.impact-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px;
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow);
}

.impact-card h3 {
    margin: 12px 0 18px;
    letter-spacing: -0.01em;
}

.impact-card p {
    margin: 0 0 24px;
    color: var(--text-muted);
}

.impact-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 10px;
}

.impact-card li {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    color: var(--text-muted);
}

.impact-card li::before {
    content: "";
    width: 8px;
    height: 8px;
    margin-top: 8px;
    border-radius: 50%;
    background: var(--accent);
}

.case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.case-card {
    padding: 40px;
    border-radius: var(--radius-lg);
    background: linear-gradient(140deg, rgba(18, 21, 43, 0.95), rgba(19, 22, 45, 0.7));
    border: 1px solid rgba(91, 127, 255, 0.25);
    box-shadow: var(--shadow);
    display: grid;
    gap: 20px;
}

.case-meta {
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(91, 127, 255, 0.78);
}

.case-card p {
    margin: 0;
    color: var(--text-muted);
}

.case-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 10px;
}

.case-card li {
    display: flex;
    gap: 12px;
    color: var(--text-muted);
    align-items: flex-start;
}

.case-card li::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 2px;
    margin-top: 8px;
    background: linear-gradient(135deg, var(--accent), var(--accent-hot));
}

.text-link {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
}

.text-link:hover,
.text-link:focus {
    color: var(--accent-hot);
}

.pillars {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.pillar {
    background: rgba(13, 15, 33, 0.8);
    border-radius: var(--radius-md);
    border: 1px solid rgba(91, 127, 255, 0.2);
    padding: 32px;
    backdrop-filter: blur(8px);
    box-shadow: 0 10px 30px rgba(9, 11, 26, 0.4);
}

.project-image {
    margin: 20px 0;
    border-radius: var(--radius-sm);
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(9, 11, 26, 0.3);
    background: white;
}

.project-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
    border-radius: var(--radius-sm);
}

.pillar h3 {
    margin-top: 0;
    margin-bottom: 20px;
    min-height: 60px;
    letter-spacing: -0.01em;
    display: flex;
    align-items: center;
}

.pillar h3 a {
    color: inherit;
    text-decoration: none;
}

.pillar h3 a:hover {
    color: inherit;
    text-decoration: none;
}

.pillar ul {
    list-style: none;
    padding: 0;
    margin: 20px 0 0;
    display: grid;
    gap: 12px;
}

.pillar li {
    color: var(--text-muted);
}

.data-feature {
    padding: 160px 0;
}

.data-card {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    padding: 60px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(124, 91, 255, 0.28);
    background: radial-gradient(circle at left, rgba(124, 91, 255, 0.22), rgba(19, 22, 45, 0.8));
    box-shadow: var(--shadow);
}

.data-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 20px;
    margin-top: 32px;
}

.data-metrics h3 {
    margin: 0;
    font-size: 1.8rem;
    color: var(--accent);
}

.data-metrics p {
    margin: 6px 0 0;
    color: var(--text-muted);
}

.chart-card {
    background: rgba(10, 12, 30, 0.85);
    border: 1px solid rgba(91, 127, 255, 0.2);
    border-radius: var(--radius-md);
    padding: 24px;
    display: grid;
    gap: 18px;
}

.chart-header {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.chart-bars {
    display: flex;
    align-items: flex-end;
    gap: 10px;
    height: 140px;
}

.chart-bars span {
    flex: 1;
    border-radius: 12px 12px 4px 4px;
    background: linear-gradient(180deg, rgba(91, 127, 255, 0.85), rgba(124, 91, 255, 0.5));
}

.chart-line {
    position: relative;
    height: 140px;
    border-radius: 16px;
    background: linear-gradient(180deg, rgba(91, 127, 255, 0.12), transparent);
    overflow: hidden;
}

.chart-line span {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 111, 145, 0.75), rgba(91, 127, 255, 0.85));
    mask: radial-gradient(circle at 10% 80%, transparent 0, transparent 18%, black 20%, black 100%);
    animation: chartPulse 8s ease-in-out infinite;
}

@keyframes chartPulse {
    0% {
        transform: translateX(-60%);
    }
    50% {
        transform: translateX(0%);
    }
    100% {
        transform: translateX(60%);
    }
}

.chart-footer {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.experience .timeline {
    display: grid;
    gap: 28px;
}

.timeline-item {
    padding: 32px;
    border-radius: var(--radius-md);
    background: rgba(13, 15, 34, 0.9);
    border: 1px solid rgba(91, 127, 255, 0.2);
    box-shadow: 0 20px 40px rgba(9, 11, 26, 0.4);
}

.timeline-date {
    display: inline-block;
    color: rgba(255, 255, 255, 0.65);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.75rem;
    margin-bottom: 8px;
}

.timeline-item h3 {
    margin: 0 0 12px;
}

.timeline-item p {
    margin: 0;
    color: var(--text-muted);
}

.testimonials {
    padding: 140px 0;
}

.testimonials .max-width {
    display: grid;
    gap: 32px;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.testimonial-card {
    padding: 36px;
    border-radius: var(--radius-lg);
    background: radial-gradient(circle at top left, rgba(255, 111, 145, 0.25), rgba(13, 15, 34, 0.95));
    border: 1px solid rgba(255, 111, 145, 0.25);
    box-shadow: var(--shadow);
    display: grid;
    gap: 26px;
}

.testimonial-card p {
    font-size: 1.1rem;
    margin: 0;
}

.testimonial-meta {
    display: grid;
    gap: 6px;
    color: var(--text-muted);
}

.contact {
    padding: 160px 0 120px;
}

.contact-card {
    display: grid;
    gap: 40px;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    padding: 60px;
    border-radius: var(--radius-lg);
    background: linear-gradient(150deg, rgba(18, 21, 43, 0.9), rgba(91, 127, 255, 0.22));
    border: 1px solid rgba(91, 127, 255, 0.35);
    box-shadow: var(--shadow);
}

.contact-copy h2 {
    font-size: clamp(2.2rem, 3.4vw, 3rem);
    margin: 20px 0;
    letter-spacing: -0.02em;
}

.contact-copy p {
    color: var(--text-muted);
    margin-bottom: 30px;
}

.contact-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.contact-form {
    display: grid;
    gap: 16px;
}

.contact-form label {
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 16px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(9, 11, 26, 0.6);
    color: var(--text);
    font-size: 1rem;
    font-family: inherit;
    transition: border 0.25s ease, box-shadow 0.25s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(91, 127, 255, 0.25);
}

.contact-form textarea {
    resize: vertical;
}

.form-disclaimer {
    margin: 0;
    color: rgba(255, 255, 255, 0.45);
    font-size: 0.85rem;
}

.site-footer {
    border-top: 1px solid var(--border);
    padding: 40px 0 60px;
    background: rgba(9, 11, 26, 0.75);
}

.site-footer .max-width {
    display: grid;
    gap: 18px;
    justify-items: start;
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.footer-links a:hover,
.footer-links a:focus {
    color: var(--text);
    background: rgba(124, 91, 255, 0.1);
    transform: translateY(-2px);
}

.footer-links a svg {
    width: 24px;
    height: 24px;
}

.site-header.header-scrolled {
    border-bottom-color: var(--border-strong);
    box-shadow: 0 12px 30px rgba(9, 11, 26, 0.4);
}

@media (max-width: 900px) {
    section {
        padding: 80px 0;
    }

    .site-header .max-width {
        flex-wrap: wrap;
    }

    .site-nav {
        order: 3;
        width: 100%;
        justify-content: space-between;
    }

    .hero {
        padding-top: 120px;
    }


    .hero-visual {
        padding: 40px;
    }

    .contact-card,
    .data-card {
        padding: 40px;
    }
}

@media (max-width: 600px) {
    body {
        background-position: 50% 0;
    }

    .max-width {
        width: min(100% - 2rem, var(--max-width));
    }

    .site-nav {
        gap: 16px;
        flex-wrap: wrap;
    }


    .hero-highlights {
        gap: 20px;
    }

    .hero-visual {
        padding: 30px;
    }

    .impact-card,
    .case-card,
    .pillar,
    .timeline-item,
    .testimonial-card,
    .contact-card {
        padding: 28px;
    }

    .contact-actions {
        flex-direction: column;
    }
}


.reveal-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: none;
}

.site-nav a.is-active {
    color: var(--accent);
}
::selection {
    background: rgba(91, 127, 255, 0.35);
    color: var(--text);
}