:root {
    --color-bg: #090b12;
    --color-bg-soft: #111522;
    --color-bg-muted: #151a2a;
    --color-text: #f4f7fb;
    --color-text-muted: #a7b0c2;
    --color-border: rgba(255, 255, 255, 0.12);
    --color-accent: #6ee7ff;
    --color-accent-strong: #8b5cf6;
    --container-width: 1120px;
    --radius-lg: 28px;
    --radius-md: 18px;
    --shadow-soft: 0 24px 80px rgba(0, 0, 0, 0.32);
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background:
            radial-gradient(circle at top left, rgba(110, 231, 255, 0.16), transparent 34rem),
            radial-gradient(circle at top right, rgba(139, 92, 246, 0.18), transparent 32rem),
            var(--color-bg);
    color: var(--color-text);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
}

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

.container {
    width: min(100% - 2rem, var(--container-width));
    margin-inline: auto;
}

.screen-reader-text {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.screen-reader-text:focus {
    z-index: 100000;
    top: 1rem;
    left: 1rem;
    width: auto;
    height: auto;
    padding: 0.75rem 1rem;
    clip: auto;
    background: #fff;
    color: #111;
    border-radius: 0.5rem;
}

.site {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.site-main {
    flex: 1;
}

.site-header {
    position: sticky;
    z-index: 50;
    top: 0;
    border-bottom: 1px solid var(--color-border);
    background: rgba(9, 11, 18, 0.82);
    backdrop-filter: blur(18px);
}

.site-header__inner {
    width: min(100% - 2rem, var(--container-width));
    min-height: 76px;
    margin-inline: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.site-branding__title {
    font-size: 1.05rem;
    font-weight: 750;
    letter-spacing: 0.02em;
}

.site-branding__description {
    margin: 0.15rem 0 0;
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

.main-navigation__list,
.footer-navigation__list {
    display: flex;
    gap: 1.2rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.main-navigation a,
.footer-navigation a {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

.main-navigation a:hover,
.main-navigation a:focus,
.footer-navigation a:hover,
.footer-navigation a:focus {
    color: var(--color-text);
}

.hero-section {
    padding: 7rem 0 5rem;
}

.hero-section__inner {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
    align-items: center;
    gap: 3rem;
}

.hero-section__eyebrow,
.section-kicker,
.profile-card__label {
    margin: 0 0 1rem;
    color: var(--color-accent);
    font-size: 0.78rem;
    font-weight: 750;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.hero-section__title {
    max-width: 760px;
    margin: 0;
    font-size: clamp(3rem, 8vw, 6.5rem);
    line-height: 0.95;
    letter-spacing: -0.07em;
}

.hero-section__lead {
    max-width: 680px;
    margin: 1.5rem 0 0;
    color: var(--color-text-muted);
    font-size: clamp(1.05rem, 2vw, 1.35rem);
}

.hero-section__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2.2rem;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0.8rem 1.2rem;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    font-weight: 700;
    transition:
            transform 0.2s ease,
            border-color 0.2s ease,
            background 0.2s ease;
}

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

.button--primary {
    border-color: transparent;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-strong));
    color: #061018;
}

.button--secondary {
    background: rgba(255, 255, 255, 0.04);
    color: var(--color-text);
}

.hero-section__panel {
    padding: 1px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(110, 231, 255, 0.42), rgba(139, 92, 246, 0.36));
    box-shadow: var(--shadow-soft);
}

.profile-card {
    min-height: 360px;
    padding: 2rem;
    border-radius: calc(var(--radius-lg) - 1px);
    background:
            linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03)),
            var(--color-bg-soft);
}

.profile-card__list {
    display: grid;
    gap: 1rem;
    margin: 2rem 0 0;
    padding: 0;
    list-style: none;
}

.profile-card__list li {
    padding: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.04);
    color: var(--color-text);
}

.content-section {
    padding: 5rem 0;
}

.content-section--muted {
    background: rgba(255, 255, 255, 0.03);
    border-block: 1px solid var(--color-border);
}

.section-title {
    max-width: 820px;
    margin: 0;
    font-size: clamp(2rem, 4vw, 3.6rem);
    line-height: 1.05;
    letter-spacing: -0.045em;
}

.section-text {
    max-width: 760px;
    margin: 1.25rem 0 0;
    color: var(--color-text-muted);
    font-size: 1.1rem;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.project-card {
    min-height: 220px;
    padding: 1.5rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.045);
}

.project-card__title {
    margin: 0;
    font-size: 1.25rem;
}

.project-card__text {
    margin: 1rem 0 0;
    color: var(--color-text-muted);
}

.site-footer {
    border-top: 1px solid var(--color-border);
    background: rgba(255, 255, 255, 0.03);
}

.site-footer__inner {
    width: min(100% - 2rem, var(--container-width));
    min-height: 92px;
    margin-inline: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

@media (max-width: 820px) {
    .site-header__inner,
    .site-footer__inner {
        align-items: flex-start;
        flex-direction: column;
        justify-content: center;
        padding-block: 1rem;
    }

    .main-navigation__list,
    .footer-navigation__list {
        flex-wrap: wrap;
    }

    .hero-section {
        padding: 4.5rem 0 3.5rem;
    }

    .hero-section__inner,
    .cards-grid {
        grid-template-columns: 1fr;
    }

    .profile-card {
        min-height: auto;
    }

    .content-section {
        padding: 3.5rem 0;
    }
}

.contact-links,
.site-footer__social-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin: 2rem 0 0;
    padding: 0;
    list-style: none;
}

.contact-links__link,
.site-footer__social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0.65rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
    color: var(--color-text);
    font-weight: 700;
    transition:
            transform 0.2s ease,
            border-color 0.2s ease,
            background 0.2s ease;
}

.contact-links__link:hover,
.contact-links__link:focus,
.site-footer__social-link:hover,
.site-footer__social-link:focus {
    border-color: rgba(110, 231, 255, 0.5);
    background: rgba(110, 231, 255, 0.08);
    transform: translateY(-2px);
}

.site-footer__content {
    display: grid;
    gap: 0.75rem;
}

.site-footer__social-links {
    margin: 0;
}

@media (max-width: 820px) {
    .site-footer__social-links {
        margin-top: 0.75rem;
    }
}