:root {
    --ink: #101827;
    --ink-soft: #273449;
    --muted: #657185;
    --line: #dfe5ec;
    --surface: #ffffff;
    --soft: #f5f7fa;
    --dark: #101827;
    --dark-card: #182235;
    --accent: #5970d8;
    --accent-soft: #edf1ff;
    --green: #51bfa8;
    --container: 1160px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--surface);
    color: var(--ink);
    font-family: "DM Sans", sans-serif;
    -webkit-font-smoothing: antialiased;
}

body.menu-open {
    overflow: hidden;
}

a {
    color: inherit;
}

p {
    margin: 0 0 22px;
    color: var(--muted);
    line-height: 1.75;
}

h1,
h2,
h3 {
    margin: 0;
    font-family: "Manrope", sans-serif;
    letter-spacing: -0.035em;
}

.container {
    width: min(calc(100% - 40px), var(--container));
    margin-inline: auto;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
}

.skip-link {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 9999;
    padding: 10px 14px;
    border-radius: 8px;
    background: #fff;
    transform: translateY(-160%);
}

.skip-link:focus {
    transform: translateY(0);
}

/* Header */

.site-header {
    position: fixed;
    z-index: 1000;
    inset: 0 0 auto;
    padding: 18px 0;
    transition: 0.25s ease;
}

.site-header.scrolled {
    padding: 11px 0;
    background: rgba(16,24,39,0.96);
    box-shadow: 0 6px 24px rgba(0,0,0,0.16);
    backdrop-filter: blur(12px);
}

.nav-wrap,
.site-nav,
.brand {
    display: flex;
    align-items: center;
}

.nav-wrap {
    justify-content: space-between;
}

.brand {
    gap: 10px;
    color: #fff;
    text-decoration: none;
    font-weight: 800;
}

.brand-mark {
    display: grid;
    place-items: center;
    width: 40px;
    aspect-ratio: 1;
    border-radius: 10px;
    background: #fff;
    color: var(--ink);
    font-size: 13px;
}

.site-nav {
    gap: 28px;
}

.site-nav a {
    color: rgba(255,255,255,0.76);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
}

.site-nav a:hover {
    color: #fff;
}

.nav-cta {
    padding: 10px 16px;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 999px;
}

.menu-toggle {
    display: none;
}

/* Hero */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background:
    linear-gradient(120deg, rgba(91, 107, 255, 0.12), transparent 35%),
    linear-gradient(300deg, rgba(0, 200, 180, 0.08), transparent 40%),
    linear-gradient(135deg, #0f1722 0%, #172033 55%, #111827 100%);
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.65fr);
    gap: 84px;
    align-items: center;
    padding-top: 135px;
    padding-bottom: 90px;
}

.hero-label {
    display: inline-flex;
    margin-bottom: 24px;
    padding: 8px 12px;
    border: 1px solid rgba(255,255,255,0.13);
    border-radius: 999px;
    color: #cad3e2;
    font-size: 12px;
    font-weight: 700;
}

.hero h1 {
    max-width: 850px;
    margin-bottom: 28px;
    color: #fff;
    font-size: clamp(48px, 6.2vw, 84px);
    line-height: 1.02;
}

.hero-lead {
    max-width: 730px;
    margin-bottom: 34px;
    color: #a8b3c5;
    font-size: 19px;
}

.hero-actions,
.contact-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.button {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    min-height: 52px;
    padding: 0 21px;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 800;
    transition: transform .2s ease;
}

.button:hover {
    transform: translateY(-2px);
}

.button-primary {
    background: #fff;
    color: var(--ink);
}

.button-secondary {
    border: 1px solid rgba(255,255,255,0.2);
    color: #fff;
}

.hero-proof {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin-top: 48px;
    padding-top: 26px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.hero-proof strong,
.hero-proof span {
    display: block;
}

.hero-proof strong {
    margin-bottom: 5px;
    color: #fff;
    font-size: 14px;
}

.hero-proof span {
    color: #7f8da2;
    font-size: 11px;
    line-height: 1.4;
}

.hero-side {
    display: grid;
    gap: 18px;
}

.statement-card,
.focus-card {
    padding: 30px;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 22px;
    background: rgba(255,255,255,0.05);
}

.statement-card p {
    margin: 0;
    color: #fff;
    font-family: "Manrope", sans-serif;
    font-size: 23px;
    line-height: 1.5;
}

.focus-card > span {
    display: block;
    margin-bottom: 18px;
    color: #8797ad;
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .12em;
}

.focus-card ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.focus-card li {
    padding: 10px 0;
    color: #bdc7d6;
    border-top: 1px solid rgba(255,255,255,0.08);
}

/* General sections */

.section {
    padding: 110px 0;
}

.section-soft {
    background: var(--soft);
}

.section-dark {
    background: var(--dark);
}

.two-column,
.thrillsense-grid {
    display: grid;
    grid-template-columns: minmax(0, .72fr) minmax(0, 1.28fr);
    gap: 100px;
    align-items: start;
}

.section-title h2,
.simple-heading h2,
.thrillsense-intro h2,
.contact-inner h2 {
    font-size: clamp(38px, 4.5vw, 62px);
    line-height: 1.08;
}

.body-copy {
    max-width: 720px;
}

.lead-copy {
    color: var(--ink-soft);
    font-size: 23px;
    line-height: 1.6;
}

.simple-heading {
    max-width: 760px;
    margin-bottom: 50px;
}

.simple-heading p {
    margin-top: 18px;
    font-size: 18px;
}

.section-dark .simple-heading h2 {
    color: #fff;
}

.section-dark .simple-heading p {
    color: #9ba8ba;
}

/* Scrum */

.scrum-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

.plain-card {
    padding: 34px;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 20px;
    background: var(--dark-card);
}

.plain-card h3 {
    margin-bottom: 14px;
    color: #fff;
    font-size: 23px;
}

.plain-card p {
    margin: 0;
    color: #9ba7b8;
}

/* ThrillSense */

.thrillsense-name {
    margin-bottom: 22px;
    color: var(--ink);
    font-family: "Manrope", sans-serif;
    font-size: 20px;
    font-weight: 800;
}

.thrillsense-name span {
    color: var(--accent);
}

.thrillsense-intro h2 {
    max-width: 520px;
}

.thrillsense-work {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin-top: 58px;
}

.thrillsense-work > div {
    padding: 28px;
    border-radius: 18px;
    background: #fff;
    border: 1px solid var(--line);
}

.thrillsense-work h3 {
    margin-bottom: 10px;
    font-size: 22px;
}

.thrillsense-work p {
    margin: 0;
}

.thrillsense-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-top: 60px;
    padding-top: 50px;
    border-top: 1px solid var(--line);
}

.detail-list {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    align-content: start;
}

.detail-list span {
    padding: 9px 12px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: #465bb8;
    font-size: 12px;
    font-weight: 700;
}

.text-link {
    display: inline-flex;
    gap: 8px;
    color: var(--accent);
    text-decoration: none;
    font-weight: 800;
}

/* Experience */

.experience-list {
    border-top: 1px solid var(--line);
}

.experience-row {
    display: grid;
    grid-template-columns: minmax(260px, .7fr) minmax(0, 1.3fr);
    gap: 50px;
    padding: 30px 0;
    border-bottom: 1px solid var(--line);
}

.experience-row span {
    display: block;
    margin-bottom: 6px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
}

.experience-row h3 {
    font-size: 24px;
}

.experience-row p {
    margin: 0;
}

/* Contact and footer */

.contact-section {
    padding: 100px 0;
    background: var(--accent);
}

.contact-inner {
    max-width: 880px;
    text-align: center;
}

.contact-inner h2 {
    color: #fff;
}

.contact-inner p {
    max-width: 720px;
    margin: 24px auto 0;
    color: rgba(255,255,255,0.8);
    font-size: 18px;
}

.contact-actions {
    justify-content: center;
    margin-top: 34px;
}

.button-white {
    background: #fff;
    color: var(--ink);
}

.button-ghost {
    color: #fff;
    border: 1px solid rgba(255,255,255,0.35);
}

.site-footer {
    padding: 32px 0;
    background: #0b1320;
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 26px;
}

.site-footer p {
    margin: 0;
    color: #76859a;
    font-size: 12px;
}

/* Reveal */

.reveal {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity .65s ease, transform .65s ease;
}

.reveal.visible {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *,
    *::before,
    *::after {
        animation-duration: .01ms !important;
        transition-duration: .01ms !important;
    }
    .reveal {
        opacity: 1;
        transform: none;
    }
}

@media (max-width: 940px) {
    .hero-grid,
    .two-column,
    .thrillsense-grid,
    .thrillsense-detail {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .scrum-grid,
    .thrillsense-work {
        grid-template-columns: 1fr;
    }

    .hero-side {
        max-width: 650px;
    }
}

@media (max-width: 760px) {
    .container {
        width: min(calc(100% - 28px), var(--container));
    }

    .site-header {
        background: rgba(16,24,39,.9);
        backdrop-filter: blur(12px);
    }

    .menu-toggle {
        position: relative;
        z-index: 1002;
        display: block;
        width: 44px;
        height: 44px;
        border: 1px solid rgba(255,255,255,0.18);
        border-radius: 50%;
        background: transparent;
    }

    .menu-toggle span:not(.sr-only) {
        display: block;
        width: 18px;
        height: 2px;
        margin: 5px auto;
        background: #fff;
    }

    .site-nav {
        position: fixed;
        inset: 0;
        z-index: 1001;
        flex-direction: column;
        align-items: flex-start;
        justify-content: center;
        padding: 90px 30px;
        background: #101827;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: .25s ease;
    }

    .site-nav.open {
        opacity: 1;
        visibility: visible;
        transform: none;
    }

    .site-nav a {
        font-family: "Manrope", sans-serif;
        font-size: 26px;
        font-weight: 700;
    }

    .hero {
        min-height: auto;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        padding-top: 135px;
        padding-bottom: 80px;
    }

    .hero h1 {
        font-size: clamp(44px, 13vw, 64px);
    }

    .hero-proof {
        grid-template-columns: 1fr;
    }

    .section {
        padding: 78px 0;
    }

    .experience-row {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .footer-inner {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 450px) {
    .hero-actions,
    .contact-actions {
        flex-direction: column;
    }

    .button {
        width: 100%;
    }

    .statement-card,
    .focus-card,
    .plain-card {
        padding: 24px;
    }
}


.certification-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.certification-content {
    flex: 1;
}

.certification-badges {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-shrink: 0;
}

.certification-badges img {
    width: 90px;
    height: 90px;
    object-fit: contain;
}

@media (max-width: 700px) {
    .certification-card {
        flex-direction: column;
        align-items: flex-start;
    }

    .certification-badges img {
        width: 75px;
        height: 75px;
    }
}