/* ── Google Fonts loaded in HTML ── */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500&display=swap');

/* ── Design tokens ─────────────────────────────────────────────── */
:root {
    --bg:           #f0f2f5;
    --bg-card:      #ffffff;
    --text:         #1a1d23;
    --text-muted:   #5a6270;
    --accent:       #0f62fe;        /* IBM-blue / AWS-adjacent */
    --accent-glow:  rgba(15,98,254,.15);
    --highlight:    #0f62fe;
    --highlight-2:  #00b4d8;        /* teal for project stacks */
    --border:       #dde1e9;
    --tag-bg:       #eef2ff;
    --shadow-sm:    0 2px 8px rgba(0,0,0,.06);
    --shadow-md:    0 6px 20px rgba(0,0,0,.09);
    --radius:       14px;
    --radius-sm:    8px;
    --mono:         'JetBrains Mono', monospace;
}

[data-theme="dark"] {
    --bg:           #0d1117;
    --bg-card:      #161b22;
    --text:         #e6edf3;
    --text-muted:   #8b949e;
    --accent:       #58a6ff;
    --accent-glow:  rgba(88,166,255,.12);
    --highlight:    #58a6ff;
    --highlight-2:  #39c5cf;
    --border:       #30363d;
    --tag-bg:       #1c2333;
    --shadow-sm:    0 2px 8px rgba(0,0,0,.3);
    --shadow-md:    0 6px 20px rgba(0,0,0,.4);
}

/* ── Reset & base ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    font-size: 15px;
    line-height: 1.65;
    background: var(--bg);
    color: var(--text);
    transition: background .3s ease, color .3s ease;
    min-height: 100vh;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: opacity .2s;
}
a:hover { opacity: .75; }

ul { list-style: disc; padding-left: 18px; }
li { margin-bottom: 5px; color: var(--text-muted); }

/* ── Controls ──────────────────────────────────────────────────── */
.controls {
    position: fixed;
    top: 18px;
    right: 20px;
    display: flex;
    gap: 8px;
    z-index: 1000;
    background: var(--bg-card);
    padding: 8px 12px;
    border-radius: 30px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
}

.btn-toggle {
    background: none;
    border: 1px solid var(--border);
    color: var(--text);
    padding: 4px 14px;
    border-radius: 20px;
    cursor: pointer;
    font-size: .85rem;
    font-weight: 600;
    font-family: inherit;
    transition: background .2s, border-color .2s, transform .15s;
}
.btn-toggle:hover {
    background: var(--accent-glow);
    border-color: var(--accent);
    transform: translateY(-1px);
}

/* ── Tooltip ───────────────────────────────────────────────────── */
.tooltip {
    position: absolute;
    top: 46px;
    right: 0;
    background: var(--accent);
    color: #fff;
    padding: 7px 13px;
    border-radius: var(--radius-sm);
    font-size: .8rem;
    font-weight: 600;
    white-space: nowrap;
    box-shadow: var(--shadow-md);
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity .35s ease, transform .35s ease;
    pointer-events: none;
}
.tooltip.visible { opacity: 1; transform: translateY(0); }
.tooltip::after {
    content: '';
    position: absolute;
    top: -5px; right: 18px;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-bottom: 5px solid var(--accent);
}

/* ── Layout ────────────────────────────────────────────────────── */
.container {
    max-width: 1020px;
    margin: 50px auto 60px;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 30px;
    align-items: start;
}

@media (max-width: 950px) {
    .container {
        display: flex;
        flex-direction: column;
        margin-top: 50px;
        gap: 20px;
    }
    .sidebar {
        position: static !important;
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        margin-bottom: 10px;
        border-bottom: 1px solid var(--border);
        padding-bottom: 20px;
    }
    .contact-info {
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 100%;
    }
    .profile-img {
        width: 160px;
        height: 160px;
        margin-bottom: 15px;
    }
}


/* ── Sidebar ───────────────────────────────────────────────────── */
.sidebar {
    position: sticky;
    top: 24px;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.profile-img {
    width: 200px;
    height: 200px;
    object-fit: cover;
    border-radius: 50%;
    border: 3px solid var(--accent);
    box-shadow: 0 0 0 5px var(--accent-glow);
    margin-bottom: 20px;
    display: block;
}

h1 {
    font-size: 1.55rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -.3px;
    line-height: 1.2;
    margin-bottom: 4px;
}

.profession {
    font-family: var(--mono);
    font-size: .8rem;
    color: var(--accent);
    margin-bottom: 18px;
    letter-spacing: .3px;
}

/* Contact */
.contact-info { margin-bottom: 4px; }
.contact-item {
    display: flex;
    align-items: center;
    gap: 9px;
    margin-bottom: 8px;
    font-size: .875rem;
    color: var(--text-muted);
}
.contact-icon { font-size: 1rem; flex-shrink: 0; }

/* ── Section card ──────────────────────────────────────────────── */
.section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px 24px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-sm);
    transition: box-shadow .25s;
}
.section:hover { box-shadow: var(--shadow-md); }

.sidebar-section { margin-top: 16px; }

h2 {
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: 1.4px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
}

h3 {
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: 1.4px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 12px;
}

/* ── Lang list ─────────────────────────────────────────────────── */
.lang-list {
    list-style: none;
    padding: 0;
}
.lang-list li {
    font-size: .875rem;
    color: var(--text-muted);
    padding: 4px 0;
    border-bottom: 1px solid var(--border);
    margin: 0;
}
.lang-list li:last-child { border-bottom: none; }

/* ── Skill tags ────────────────────────────────────────────────── */
.skills-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
}

.skill-tag {
    background: var(--tag-bg);
    color: var(--text-muted);
    padding: 4px 11px;
    border-radius: 20px;
    border: 1px solid var(--border);
    font-size: .78rem;
    font-weight: 500;
    cursor: default;
    transition: background .2s, border-color .2s, color .2s, transform .15s;
}

.skill-tag.skill-core {
    background: var(--accent-glow);
    color: var(--accent);
    border-color: var(--accent);
}

.skill-tag:hover, .skill-tag.active {
    background: var(--accent-glow);
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
}

/* ── Main content ──────────────────────────────────────────────── */
.main-content { display: flex; flex-direction: column; }

/* Profile text */
.section p { color: var(--text-muted); font-size: .92rem; }

/* ── Project cards ─────────────────────────────────────────────── */
.project-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px 18px;
    margin-bottom: 16px;
    transition: border-color .25s, box-shadow .25s;
}
.project-card:last-child { margin-bottom: 0; }
.project-card:hover {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

/* Flagship project — extra prominence */
.project-flagship {
    border-color: var(--accent);
    background: var(--accent-glow);
    box-shadow: 0 0 0 1px var(--accent), var(--shadow-sm);
}
.project-flagship:hover {
    box-shadow: 0 0 0 2px var(--accent), var(--shadow-md);
}
.project-flagship .project-title::before {
    content: '★ ';
    color: var(--accent);
}

.project-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 10px;
}

.project-title {
    font-weight: 700;
    font-size: .95rem;
    color: var(--text);
    margin-right: 8px;
}

.project-badge {
    font-size: .7rem;
    font-weight: 600;
    background: rgba(0,180,100,.12);
    color: #00b464;
    border: 1px solid rgba(0,180,100,.25);
    padding: 2px 9px;
    border-radius: 20px;
    vertical-align: middle;
    white-space: nowrap;
}

.project-stack {
    font-family: var(--mono);
    font-size: .72rem;
    color: var(--highlight-2);
    white-space: nowrap;
}

/* ── Jobs ──────────────────────────────────────────────────────── */
.job {
    margin-bottom: 22px;
    padding-bottom: 22px;
    border-bottom: 1px solid var(--border);
}
.job:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }

.job-header {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 8px;
}

.job-title {
    font-weight: 700;
    font-size: .95rem;
    color: var(--text);
}

.job-company {
    font-weight: 600;
    font-size: .85rem;
    color: var(--accent);
    margin-left: 4px;
}

.job-date {
    font-size: .78rem;
    color: var(--text-muted);
    font-family: var(--mono);
    margin-left: auto;
}

.job ul { margin-top: 4px; }
.job-note {
    font-size: .87rem;
    color: var(--text-muted);
    font-style: italic;
    margin-top: 4px;
}
/* ── Print Styles ──────────────────────────────────────────────── */
@media print {
    body {
        background: white !important;
        color: black !important;
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }
    .controls, .tooltip {
        display: none !important;
    }
    .container {
        margin: 0 !important;
        padding: 0 !important;
        max-width: 100% !important;
        grid-template-columns: 240px 1fr !important;
        gap: 20px !important;
    }
    .section, .project-card {
        box-shadow: none !important;
        border: 1px solid #dde1e9 !important;
        page-break-inside: avoid;
        break-inside: avoid;
    }
    .sidebar {
        position: static !important;
    }
    a {
        text-decoration: none !important;
    }
}