:root {
    --background: #d8d8d6;
    --surface: rgba(255, 255, 255, 0.78);
    --surface-strong: rgba(255, 255, 255, 0.92);
    --text: #202020;
    --muted: #606060;
    --line: rgba(32, 32, 32, 0.16);
    --nav: #050505;
    --nav-text: #f4f4f1;
    --accent: #3f3f3f;
    --accent-dark: #111111;
    --shadow: 0 20px 52px rgba(10, 10, 10, 0.12);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background:
        linear-gradient(rgba(216, 216, 214, 0.54), rgba(216, 216, 214, 0.68)),
        url("../assets/marble-texture.png") center / cover fixed;
    color: var(--text);
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.6;
}

a {
    position: relative;
    color: var(--accent-dark);
    text-decoration: none;
    transition: color 180ms ease, transform 180ms ease;
}

a::after {
    position: absolute;
    right: 0;
    bottom: -3px;
    left: 0;
    height: 1px;
    background: currentColor;
    content: "";
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 180ms ease;
}

a:hover,
a:focus-visible {
    color: #000000;
}

a:hover::after,
a:focus-visible::after {
    transform: scaleX(1);
    transform-origin: left;
}

a:active {
    transform: translateY(1px);
}

a:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.45);
    outline-offset: 5px;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    background: var(--nav);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.18);
}

.nav {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    color: var(--nav-text);
    font-weight: 700;
    letter-spacing: 0;
}

.logo:hover,
.logo:focus-visible {
    color: #ffffff;
}

.nav-links {
    display: flex;
    gap: 26px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.nav-links a {
    color: rgba(244, 244, 241, 0.78);
    font-size: 0.95rem;
}

.nav-links a:hover,
.nav-links a:focus-visible,
.nav-links .current {
    color: #ffffff;
}

.nav-links .current::after {
    transform: scaleX(1);
}

.hero,
.page-hero,
.section {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}

.hero {
    min-height: 560px;
    display: flex;
    align-items: center;
    padding: 92px 0;
}

.page-hero {
    padding: 96px 0 72px;
}

.hero-content {
    max-width: 760px;
    padding: 44px;
    background: rgba(255, 255, 255, 0.28);
    border: 1px solid rgba(255, 255, 255, 0.72);
    border-radius: 8px;
    box-shadow: 0 28px 70px rgba(0, 0, 0, 0.28);
    backdrop-filter: blur(10px);
}

.intro-label,
.section-label,
.work-type {
    margin: 0 0 12px;
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1 {
    max-width: 820px;
    margin-bottom: 22px;
    font-size: 3.3rem;
    line-height: 1.08;
}

h2 {
    margin-bottom: 16px;
    font-size: 2rem;
}

h3 {
    margin-bottom: 12px;
    font-size: 1.25rem;
}

.hero-text,
.section-text {
    max-width: 740px;
    color: var(--muted);
    font-size: 1.1rem;
}

.profile-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(220px, 1fr));
    gap: 14px 24px;
    max-width: 720px;
    margin: 0 0 28px;
    padding: 0;
    list-style: none;
}

.profile-list li {
    padding: 16px 18px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 6px;
    color: var(--accent-dark);
    font-size: 1.3rem;
    font-weight: 800;
    box-shadow: 0 12px 30px rgba(10, 10, 10, 0.1);
    backdrop-filter: blur(10px);
}

.profile-list span {
    display: block;
    margin-bottom: 4px;
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 22px;
    margin-top: 18px;
}

.button {
    display: inline-block;
    padding: 12px 18px;
    background: var(--accent-dark);
    color: #ffffff;
    border-radius: 4px;
    font-weight: 700;
    box-shadow: 0 12px 28px rgba(17, 17, 17, 0.18);
    transition: background 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.button::after {
    display: none;
}

.button:hover,
.button:focus-visible {
    background: #3a3a3a;
    color: #ffffff;
    box-shadow: 0 16px 36px rgba(17, 17, 17, 0.22);
    transform: translateY(-2px);
}

.button:active {
    transform: translateY(1px);
}

.text-link {
    font-weight: 700;
}

.contact-email {
    display: inline-block;
    margin-top: 18px;
    padding: 14px 18px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 6px;
    color: var(--accent-dark);
    font-size: 1.15rem;
    font-weight: 800;
    box-shadow: 0 12px 30px rgba(10, 10, 10, 0.1);
    backdrop-filter: blur(10px);
}

.section {
    padding: 68px 0;
    border-top: 1px solid var(--line);
}

.two-column {
    display: grid;
    grid-template-columns: minmax(180px, 0.8fr) minmax(0, 1.4fr);
    gap: 44px;
}

.work-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.work-item {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: 26px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(10px);
    transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.work-item:hover {
    border-color: rgba(0, 0, 0, 0.3);
    box-shadow: 0 24px 58px rgba(10, 10, 10, 0.16);
    transform: translateY(-4px);
}

.work-item p {
    color: var(--muted);
}

.skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin: 22px 0 0;
    padding: 0;
    list-style: none;
}

.skills-list li {
    padding: 10px 14px;
    background: var(--surface-strong);
    border: 1px solid var(--line);
    border-radius: 4px;
    color: var(--text);
    font-size: 0.95rem;
    font-weight: 700;
    box-shadow: 0 10px 24px rgba(10, 10, 10, 0.08);
    transition: background 180ms ease, transform 180ms ease;
}

.skills-list li:hover {
    background: #ffffff;
    transform: translateY(-2px);
}

.site-footer {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
    padding: 28px 0;
    border-top: 1px solid var(--line);
    color: var(--muted);
}

@media (max-width: 760px) {
    .nav {
        align-items: flex-start;
        flex-direction: column;
        gap: 16px;
    }

    .nav-links {
        flex-wrap: wrap;
        gap: 12px 18px;
    }

    .hero {
        min-height: auto;
        padding: 60px 0;
    }

    .page-hero {
        padding: 64px 0 44px;
    }

    h1 {
        font-size: 2.35rem;
    }

    .two-column,
    .work-grid,
    .profile-list {
        grid-template-columns: 1fr;
    }
}