@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;700&display=swap');

*, *::before, *::after {
    font-family: 'JetBrains Mono', monospace;
    box-sizing: border-box;
}

:focus-visible {
    outline: 2px solid var(--fg);
    outline-offset: 2px;
}

:root {
    --bg: #000;
    --fg: #fff;
    --dim: #888;
    --border: rgba(255, 255, 255, 0.1);
    --border-hover: rgba(255, 255, 255, 0.3);
    --surface: rgba(255, 255, 255, 0.04);
    --lf-accent: #22c55e;
    --radius: 2px;
    --transition: 0.15s ease;
    --nav-height: 52px;
}

html {
    scroll-behavior: smooth;
    background: var(--bg);
}

body {
    background: var(--bg);
    color: var(--fg);
    margin: 0;
    line-height: 1.7;
    font-size: 15px;
    overflow-x: hidden;
}

::-webkit-scrollbar {
    width: 4px;
}

::-webkit-scrollbar-track {
    background: var(--bg);
}

::-webkit-scrollbar-thumb {
    background: #333;
}

a {
    color: var(--fg);
    text-decoration: none;
}

    a:hover {
        text-decoration: underline;
    }

#main-nav {
    background: rgba(0, 0, 0, 0.85) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border) !important;
}

    #main-nav .navbar-toggler-icon {
        filter: invert(1);
    }

    #main-nav .nav-link {
        font-size: 0.78rem;
        color: var(--dim);
        transition: color var(--transition);
    }

        #main-nav .nav-link:hover {
            color: var(--fg);
        }

.brand {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--fg);
    text-decoration: none;
    letter-spacing: -0.3px;
}

    .brand:hover {
        text-decoration: none;
        color: var(--fg);
    }

.brand-dot {
    opacity: 0.35;
}

.lang {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: 1.5rem;
}

    .lang button {
        background: none;
        border: none;
        font-size: 0.72rem;
        font-weight: 700;
        color: var(--dim);
        cursor: pointer;
        padding: 0;
        transition: color var(--transition);
        letter-spacing: 0.5px;
    }

        .lang button:hover,
        .lang button.on {
            color: var(--fg);
        }

.lang-sep {
    color: var(--border);
    font-size: 0.7rem;
}


.hero {
    min-height: calc(100vh - var(--nav-height));
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem 1.5rem;
    text-align: left;
}

.hero-inner {
    max-width: 640px;
    width: 100%;
}

.hero h1 {
    font-size: clamp(2.25rem, 6vw, 3.5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -1px;
    margin: 0 0 1.5rem;
}

.hero-line2 {
    opacity: 0.3;
}

.hero-sub {
    font-size: 0.88rem;
    color: var(--dim);
    margin: 0 0 2.5rem;
    max-width: 420px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.55rem 1.25rem;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background var(--transition), color var(--transition), opacity var(--transition);
    text-decoration: none;
    border: 1px solid var(--fg);
    letter-spacing: 0.2px;
}

.btn-solid {
    background: var(--fg);
    color: var(--bg);
}

    .btn-solid:hover {
        background: transparent;
        color: var(--fg);
        border-color: var(--fg);
        text-decoration: none;
    }

.btn-ghost {
    background: transparent;
    color: var(--fg);
}

    .btn-ghost:hover {
        background: var(--fg);
        color: var(--bg);
        text-decoration: none;
    }

section {
    border-top: 1px solid var(--border);
    padding: 5rem 1.5rem;
    max-width: 800px;
    margin: 0 auto;
}

.section-tag {
    font-size: 0.68rem;
    color: var(--dim);
    margin-bottom: 2rem;
    display: block;
    letter-spacing: 0.5px;
}

.about-text {
    font-size: 0.9rem;
    color: var(--dim);
    line-height: 1.9;
    margin-bottom: 1rem;
}

    .about-text:last-of-type {
        margin-bottom: 0;
    }

.tech-list {
    margin-top: 2rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

    .tech-list span {
        font-size: 0.7rem;
        color: var(--dim);
        border: 1px solid var(--border);
        padding: 0.25em 0.65em;
        border-radius: var(--radius);
        cursor: default;
        transition: border-color var(--transition), color var(--transition);
    }

        .tech-list span:hover {
            border-color: var(--border-hover);
            color: var(--fg);
        }

.project {
    border: 1px solid var(--border);
    padding: 1.75rem;
    border-radius: var(--radius);
    transition: border-color var(--transition), box-shadow var(--transition);
}

    .project:hover {
        border-color: var(--border-hover);
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    }

.project-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.875rem;
}

.project-name {
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: -0.2px;
}

.project-name-accent {
    color: var(--lf-accent);
}

.project-live {
    font-size: 0.68rem;
    color: var(--dim);
    display: flex;
    align-items: center;
    gap: 5px;
}

    .project-live::before {
        content: '';
        width: 5px;
        height: 5px;
        border-radius: 50%;
        background: var(--lf-accent);
        display: inline-block;
    }

.project-desc {
    font-size: 0.85rem;
    color: var(--dim);
    line-height: 1.8;
    margin-bottom: 1.25rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 1.25rem;
}

    .project-tags span {
        font-size: 0.68rem;
        color: var(--dim);
        border: 1px solid var(--border);
        padding: 0.2em 0.55em;
        border-radius: var(--radius);
        cursor: default;
        transition: border-color var(--transition), color var(--transition);
    }

        .project-tags span:hover {
            border-color: var(--border-hover);
            color: var(--fg);
        }

.project-links {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.team-name {
    font-size: 0.95rem;
    font-weight: 700;
    margin: 0 0 0.15rem;
}

.team-role {
    font-size: 0.75rem;
    color: var(--dim);
    margin-bottom: 0.875rem;
}

.team-bio {
    font-size: 0.85rem;
    color: var(--dim);
    line-height: 1.85;
    margin-bottom: 1rem;
}

.team-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 1rem;
}

    .team-skills span {
        font-size: 0.68rem;
        color: var(--dim);
        border: 1px solid var(--border);
        padding: 0.2em 0.55em;
        border-radius: var(--radius);
        cursor: default;
        transition: border-color var(--transition), color var(--transition);
    }

        .team-skills span:hover {
            border-color: var(--border-hover);
            color: var(--fg);
        }

.contact-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-width: 420px;
    margin-top: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    padding: 0.875rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--fg);
    text-decoration: none;
    font-size: 0.85rem;
    transition: border-color var(--transition), background var(--transition);
}

    .contact-item:hover {
        border-color: var(--border-hover);
        background: var(--surface);
        text-decoration: none;
        color: var(--fg);
    }

        .contact-item:hover .contact-item-chevron {
            opacity: 1;
            transform: translateX(3px);
        }

.contact-item-icon {
    color: var(--dim);
    font-size: 0.95rem;
    width: 18px;
    text-align: center;
    flex-shrink: 0;
}

.contact-item-sub {
    font-size: 0.7rem;
    color: var(--dim);
    display: block;
    margin-top: 0.1rem;
}

.contact-item-chevron {
    margin-left: auto;
    color: var(--dim);
    font-size: 0.75rem;
    opacity: 0;
    transition: opacity var(--transition), transform var(--transition);
}

.site-footer {
    border-top: 1px solid var(--border);
    padding: 1.25rem 1.5rem;
    display: flex;
    justify-content: center;
}

.footer-shell {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.75rem;
    color: var(--dim);
}

    .footer-shell a {
        color: var(--dim);
        transition: color var(--transition);
    }

        .footer-shell a:hover {
            color: var(--fg);
            text-decoration: none;
        }

.footer-brand {
    color: var(--fg);
}

.footer-links {
    display: flex;
    gap: 1rem;
    align-items: center;
}

    .footer-links a {
        font-size: 1rem;
    }

@media (max-width: 600px) {
    section {
        padding: 3.5rem 1.25rem;
    }


    .contact-list {
        max-width: 100%;
    }
}

#main-nav .navbar-collapse {
    background: rgba(0, 0, 0, 0.98);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.error-note {
    font-size: 0.75rem;
}