:root {
    --background: #080d18;
    --background-light: #0e1627;
    --card: #111c30;
    --border: #1e2c42;

    --text: #e8eef8;
    --text-muted: #8c9bb2;

    --primary: #38bdf8;
    --secondary: #818cf8;

    --font-main: 'Inter', sans-serif;
    --font-code: 'JetBrains Mono', monospace;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background: var(--background);
    color: var(--text);
    font-family: var(--font-main);
    line-height: 1.7;
}

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

.container {
    width: min(1120px, 90%);
    margin: auto;
}

/* HEADER */

.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(8, 13, 24, 0.92);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--border);
}

.nav-container {
    height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: var(--font-code);
    font-size: 21px;
    font-weight: 700;
    letter-spacing: -1px;
}

.logo-bracket {
    color: var(--primary);
}

.navigation {
    display: flex;
    gap: 32px;
}

.nav-link {
    color: var(--text-muted);
    font-size: 14px;
    transition: color 0.2s;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
}

.github-link {
    border: 1px solid var(--border);
    padding: 9px 17px;
    border-radius: 7px;
    font-size: 13px;
    transition: 0.2s;
}

.github-link:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text);
    font-size: 25px;
    cursor: pointer;
}

/* HERO */

.hero {
    position: relative;
    overflow: hidden;
    padding: 115px 0 125px;
    background:
        radial-gradient(ellipse at 80% 30%, rgba(56, 189, 248, 0.10), transparent 45%),
        radial-gradient(ellipse at 20% 80%, rgba(129, 140, 248, 0.08), transparent 45%);
}

.hero-content {
    position: relative;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 7px 15px;
    border: 1px solid var(--border);
    border-radius: 30px;
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 30px;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #34d399;
    border-radius: 50%;
    box-shadow: 0 0 12px #34d399;
}

.hero h1 {
    font-size: clamp(42px, 6vw, 76px);
    font-weight: 800;
    line-height: 1.12;
    letter-spacing: -3px;
    max-width: 750px;
}

.gradient-text {
    background: linear-gradient(90deg, #38bdf8, #818cf8);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
}

.hero-description {
    max-width: 610px;
    margin-top: 28px;
    color: var(--text-muted);
    font-size: 16px;
}

.hero-actions {
    display: flex;
    gap: 15px;
    margin-top: 35px;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 13px 23px;
    border-radius: 7px;
    font-size: 14px;
    font-weight: 600;
    transition: 0.2s;
}

.btn-primary {
    background: var(--primary);
    color: #06111e;
}

.btn-primary:hover {
    background: #7dd3fc;
    transform: translateY(-2px);
}

.btn-secondary {
    border: 1px solid var(--border);
    color: var(--text);
}

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* CODE BLOCK */

.hero-code {
    max-width: 520px;
    margin-top: 65px;
    background: #0b1220;
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 25px 70px rgba(0, 0, 0, 0.3);
}

.code-header {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 13px 18px;
    border-bottom: 1px solid var(--border);
    color: var(--text-muted);
    font-family: var(--font-code);
    font-size: 12px;
}

.code-dots {
    display: flex;
    gap: 6px;
}

.code-dots span {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: #fb7185;
}

.code-dots span:nth-child(2) {
    background: #fbbf24;
}

.code-dots span:nth-child(3) {
    background: #34d399;
}

.hero-code pre {
    padding: 23px;
    overflow-x: auto;
    font-family: var(--font-code);
    font-size: 13px;
    line-height: 1.9;
}

.code-purple {
    color: #c084fc;
}

.code-blue {
    color: #60a5fa;
}

.code-green {
    color: #86efac;
}

.code-yellow {
    color: #facc15;
}

/* SECTIONS */

.section {
    padding: 90px 0;
    border-top: 1px solid var(--border);
}

.section-heading {
    margin-bottom: 40px;
}

.section-label {
    display: block;
    margin-bottom: 12px;
    color: var(--primary);
    font-family: var(--font-code);
    font-size: 12px;
    letter-spacing: 1px;
}

.section-heading h2 {
    font-size: clamp(26px, 4vw, 38px);
    letter-spacing: -1px;
}

.section-heading-row {
    display: flex;
    justify-content: space-between;
    align-items: end;
}

.text-link {
    color: var(--primary);
    font-size: 14px;
}

/* ABOUT */

.about-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.about-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 28px;
    transition: 0.25s;
}

.about-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
}

.about-icon {
    font-size: 27px;
    margin-bottom: 20px;
}

.about-card h3 {
    font-size: 17px;
    margin-bottom: 12px;
}

.about-card p {
    color: var(--text-muted);
    font-size: 14px;
}

/* TECHNOLOGIES */

.technologies {
    background: var(--background-light);
}

.tech-list {
    display: flex;
    flex-wrap: wrap;
    gap: 13px;
}

.tech-item {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 7px;
    padding: 13px 19px;
    font-family: var(--font-code);
    font-size: 13px;
    transition: 0.2s;
}

.tech-item:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* EMPTY STATES */

.empty-state {
    text-align: center;
    padding: 65px 20px;
    background: var(--card);
    border: 1px dashed var(--border);
    border-radius: 12px;
}

.empty-icon {
    font-size: 35px;
    margin-bottom: 15px;
}

.empty-state h3 {
    margin-bottom: 10px;
    font-size: 18px;
}

.empty-state p {
    color: var(--text-muted);
    font-size: 14px;
}

.projects {
    background: var(--background-light);
}

/* FOOTER */

.footer {
    border-top: 1px solid var(--border);
    padding: 35px 0;
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.footer-description {
    color: var(--text-muted);
    font-size: 12px;
    margin-top: 8px;
}

.footer-right {
    display: flex;
    flex-direction: column;
    align-items: end;
    gap: 5px;
    color: var(--text-muted);
    font-size: 12px;
}

/* RESPONSIVE */

@media (max-width: 768px) {

    .navigation {
        display: none;
        position: absolute;
        top: 76px;
        left: 0;
        width: 100%;
        padding: 25px;
        background: var(--background-light);
        border-bottom: 1px solid var(--border);
        flex-direction: column;
        gap: 20px;
    }

    .navigation.open {
        display: flex;
    }

    .menu-toggle {
        display: block;
    }

    .github-link {
        display: none;
    }

    .hero {
        padding: 75px 0;
    }

    .hero h1 {
        letter-spacing: -2px;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

    .section-heading-row {
        align-items: start;
        flex-direction: column;
        gap: 15px;
    }

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

    .footer-right {
        align-items: start;
    }
}