@import url("https://fonts.googleapis.com/css2?family=JetBrains+Mono:ital,wght@0,100..800;1,100..800&family=Space+Grotesk:wght@300..700&display=swap");

:root {
    --bg: #0a0a0a;
    --bg-surface: #111111;
    --bg-card: #161616;
    --border: #222222;
    --border-accent: #2a2a2a;
    --text-primary: #e8e8e8;
    --text-secondary: #888888;
    --text-muted: #444444;
    --accent: #00ff88;
    --accent-dim: #00ff8820;
    --accent-mid: #00ff8840;
    --red: #ff4d6d;
    --yellow: #ffd166;
    --blue: #74b9ff;
}

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

body {
    font-family: "JetBrains Mono", "Cascadia Code", monospace;
    background: var(--bg);
    color: var(--text-primary);
    max-width: 860px;
    margin: auto;
    padding: 48px 40px 80px;
    line-height: 1.7;
    user-select: none;
    cursor: default;

    /* subtle scanline texture */
    background-image: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.03) 2px,
        rgba(0, 0, 0, 0.03) 4px
    );
}

/* ───────── TYPOGRAPHY ───────── */

h1 {
    font-family: "JetBrains Mono", monospace;
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

h2 {
    font-family: "JetBrains Mono", monospace;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

h2::before {
    content: "//";
    color: var(--text-muted);
    font-weight: 400;
}

h2::after {
    content: "";
    flex: 1;
    height: 1px;
    background: linear-gradient(to right, var(--border-accent), transparent);
}

h3 {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--text-primary);
}

p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.15s ease;
    border-bottom: 1px solid transparent;
}

a:hover {
    color: var(--accent);
    border-bottom-color: var(--accent-mid);
}

/* ───────── HEADER ───────── */

header {
    padding-bottom: 32px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 8px;
    position: relative;
}

header::before {
    content: "resume.json";
    position: absolute;
    top: -16px;
    right: 0;
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
}

#avatar-content {
    display: flex;
    align-items: center;
    gap: 28px;
}

#photo {
    width: 88px;
    height: 88px;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid var(--border);
    outline: 4px solid var(--accent-dim);
    transition:
        outline-color 0.2s ease,
        border-color 0.2s ease;
    flex-shrink: 0;
}

#photo:hover {
    outline-color: var(--accent-mid);
    border-color: var(--accent);
}

#name-position {
    margin-bottom: 10px;
}

#name {
    margin-bottom: 4px;
}

#position {
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--accent);
    letter-spacing: 0.05em;
}

#contact {
    font-size: 0.75rem;
    color: var(--text-muted);
    cursor: default;
    margin-top: 6px;
}

#contact a {
    color: var(--text-muted);
    padding: 2px 6px;
    border: 1px solid var(--border);
    border-radius: 3px;
    font-size: 0.7rem;
    transition: all 0.15s ease;
}

#contact a:hover {
    color: var(--accent);
    border-color: var(--accent-mid);
    background: var(--accent-dim);
}

#contact div {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
}

/* ───────── SECTIONS ───────── */

section {
    margin-top: 40px;
    padding-top: 4px;
}

/* ───────── SKILLS ───────── */

#skills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    list-style: none;
    padding: 0;
}

#skills li {
    font-size: 0.75rem;
    padding: 4px 12px;
    border: 1px solid var(--border);
    border-radius: 3px;
    color: var(--text-secondary);
    background: var(--bg-card);
    transition: all 0.15s ease;
    letter-spacing: 0.05em;
}

#skills li::before {
    content: none;
}

#skills li:hover {
    border-color: var(--accent-mid);
    color: var(--accent);
    background: var(--accent-dim);
}

/* ───────── EXPERIENCE ───────── */

#experience {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.cargo-content {
    padding: 18px 20px;
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: 4px;
    background: var(--bg-card);
    transition: border-color 0.2s ease;
}

.cargo-content:hover {
    border-left-color: var(--accent);
    border-color: var(--border-accent);
}

.cargo-content h3 {
    margin-bottom: 4px;
    font-size: 0.9rem;
}

.cargo-content > p {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-bottom: 12px;
    letter-spacing: 0.05em;
}

.cargo-content ul {
    padding-left: 0;
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.cargo-content li {
    font-size: 0.82rem;
    color: var(--text-secondary);
    padding-left: 14px;
    position: relative;
}

.cargo-content li::before {
    content: "▸";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-size: 0.6rem;
    top: 4px;
}

/* ───────── PROJECTS ───────── */

#projects {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

#projects div {
    padding: 18px 20px;
    border: 1px solid var(--border);
    border-radius: 4px;
    background: var(--bg-card);
    transition: border-color 0.2s ease;
}

#projects div:hover {
    border-color: var(--border-accent);
}

#projects h3 {
    font-size: 0.88rem;
    margin-bottom: 8px;
}

#projects p {
    font-size: 0.78rem;
    margin-bottom: 8px;
}

#projects p:last-child {
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* ───────── EDUCATION ───────── */

#education {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.degree-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 14px 18px;
    border: 1px solid var(--border);
    border-left: 3px solid var(--yellow);
    border-radius: 4px;
    background: var(--bg-card);
}

.degree-content h3 {
    font-size: 0.88rem;
}

.degree-content p {
    font-size: 0.78rem;
}

.degree-content p:last-child {
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* ───────── COURSES ───────── */

#courses {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.course-content {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 12px;
    padding: 10px 16px;
    border: 1px solid var(--border);
    border-radius: 4px;
    background: var(--bg-card);
}

.course-content p.course {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.course-content p:last-child {
    font-size: 0.68rem;
    color: var(--text-muted);
    white-space: nowrap;
    flex-shrink: 0;
}

/* ───────── LANGUAGES ───────── */

#languages {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    list-style: none;
    padding: 0;
}

#languages li::before {
    content: none;
}

#languages li {
    font-size: 0.78rem;
    padding: 6px 14px;
    border: 1px solid var(--border);
    border-radius: 3px;
    background: var(--bg-card);
    color: var(--text-secondary);
}

/* ───────── PROFILE ───────── */

#profile {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.8;
    padding: 16px 20px;
    border-left: 3px solid var(--blue);
    background: var(--bg-card);
    border-radius: 0 4px 4px 0;
}

/* ───────── SCROLLBAR ───────── */

::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg);
}
::-webkit-scrollbar-thumb {
    background: var(--border-accent);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-mid);
}

/* ───────── RESPONSIVE ───────── */

/* ───────── TABLET (≤ 768px) ───────── */

@media (max-width: 768px) {
    body {
        padding: 36px 28px 72px;
        font-size: 0.95rem;
    }

    h1 {
        font-size: 1.65rem;
    }
    h2 {
        font-size: 0.72rem;
    }
    h3 {
        font-size: 1rem;
    }
    p {
        font-size: 0.92rem;
    }

    #position {
        font-size: 0.88rem;
    }
    #contact a {
        font-size: 0.73rem;
    }

    #projects {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }
    #projects h3 {
        font-size: 0.93rem;
    }
    #projects p {
        font-size: 0.84rem;
    }

    .cargo-content,
    .degree-content {
        padding: 14px 16px;
    }

    .cargo-content h3 {
        font-size: 0.95rem;
    }
    .cargo-content li {
        font-size: 0.88rem;
    }

    .course-content p.course {
        font-size: 0.85rem;
    }

    #skills li {
        font-size: 0.8rem;
    }

    #download-btn {
        bottom: 20px;
        right: 20px;
        padding: 8px 14px;
        font-size: 13px;
    }
}

/* ───────── MOBILE (≤ 560px) ───────── */

@media (max-width: 560px) {
    body {
        padding: 24px 16px 72px;
        font-size: 1rem;
    }

    header::before {
        display: none;
    }

    #avatar-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

    #photo {
        width: 72px;
        height: 72px;
    }

    h1 {
        font-size: 1.5rem;
    }
    h2 {
        font-size: 0.75rem;
    }
    h3 {
        font-size: 1.05rem;
    }
    p {
        font-size: 0.95rem;
    }

    #position {
        font-size: 0.85rem;
    }
    #profile {
        font-size: 0.95rem;
    }

    #contact div {
        gap: 5px;
    }
    #contact a {
        font-size: 0.72rem;
        padding: 2px 6px;
    }

    #projects {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    #projects h3 {
        font-size: 0.98rem;
    }
    #projects p {
        font-size: 0.88rem;
    }

    .cargo-content h3 {
        font-size: 0.98rem;
    }
    .cargo-content li {
        font-size: 0.9rem;
    }

    .course-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 2px;
    }
    .course-content p.course {
        font-size: 0.88rem;
    }
    .course-content p:last-child {
        white-space: normal;
        font-size: 0.78rem;
    }

    #skills li {
        font-size: 0.82rem;
        padding: 4px 11px;
    }

    #languages li {
        font-size: 0.88rem;
    }

    #download-btn {
        bottom: 16px;
        right: 16px;
        padding: 8px 12px;
        font-size: 13px;
    }
}

#download-btn {
    position: fixed;
    bottom: 32px;
    right: 32px;
    background: #acacac;
    color: #0d0d0d;
    border: none;
    padding: 10px 18px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    border-radius: 4px;
    z-index: 999;
    transition:
        background 0.2s,
        color 0.2s;
}

#download-btn:hover {
    background: #ffffff;
    color: #0d0d0d;
}