@font-face {
    font-family: "Inter";
    font-style: normal;
    font-weight: 400 700;
    font-display: swap;
    src: url("../fonts/inter-latin.woff2") format("woff2");
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
    font-family: "JetBrains Mono";
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url("../fonts/jetbrains-mono-500.woff2") format("woff2");
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
    font-family: "JetBrains Mono";
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url("../fonts/jetbrains-mono-600.woff2") format("woff2");
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
    color-scheme: light;
    --bg: #f8fafc;
    --surface: #ffffff;
    --surface-soft: #eff6ff;
    --text: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --border: #e2e8f0;
    --border-strong: #cbd5e1;
    --blue: #2563eb;
    --blue-hover: #1d4ed8;
    --blue-soft: #eff6ff;
    --focus: rgba(59, 130, 246, 0.4);
    --success: #059669;
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 16px 36px rgba(15, 23, 42, 0.12);
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --content-width: 1152px;
    --ease: 200ms ease-out;
}

:root[data-theme="dark"] {
    color-scheme: dark;
    --bg: #020617;
    --surface: #0f172a;
    --surface-soft: #172554;
    --text: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #94a3b8;
    --border: #1e293b;
    --border-strong: #334155;
    --blue-soft: #172554;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.25);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 16px 36px rgba(0, 0, 0, 0.4);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    background: var(--bg);
    color: var(--text);
    font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    transition: background-color var(--ease), color var(--ease);
}
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible {
    outline: 2px solid var(--focus);
    outline-offset: 2px;
}
.skip-link {
    position: absolute;
    left: 16px;
    top: -48px;
    z-index: 20;
    border-radius: var(--radius-md);
    background: var(--blue);
    color: #fff;
    padding: 8px 12px;
    font-size: 0.875rem;
    text-decoration: none;
}
.skip-link:focus { top: 12px; }
.container { width: min(100% - 48px, var(--content-width)); margin: 0 auto; }

h1, h2, h3, .logo, .btn { font-family: "Inter", system-ui, sans-serif; }
h1 { font-size: clamp(2.7rem, 6vw, 3.5rem); line-height: 1.1; letter-spacing: -0.02em; font-weight: 600; }
h1 span { color: var(--blue); }
h2 { font-size: clamp(2rem, 4vw, 2rem); line-height: 1.2; letter-spacing: -0.01em; font-weight: 600; }
h3 { font-size: 1.08rem; line-height: 1.35; font-weight: 600; }
p { color: var(--text-secondary); }

.navbar {
    position: sticky;
    top: 0;
    z-index: 10;
    border-bottom: 1px solid var(--border);
    background: color-mix(in srgb, var(--bg) 88%, transparent);
    backdrop-filter: blur(14px);
}
.nav-container {
    width: min(100% - 48px, var(--content-width));
    min-height: 64px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}
.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--text);
}
.logo-avatar {
    width: 36px;
    height: 36px;
    flex: 0 0 auto;
    border: 1px solid var(--border-strong);
    border-radius: 9999px;
    object-fit: cover;
    background: var(--surface);
    box-shadow: var(--shadow-sm);
}
.nav-links { display: flex; align-items: center; gap: 24px; list-style: none; }
.nav-links a { color: var(--text-secondary); font-size: 0.875rem; text-decoration: none; transition: color var(--ease); }
.nav-links a:hover { color: var(--blue); }
.theme-toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-md);
    background: var(--surface);
    color: var(--text-secondary);
    padding: 8px 10px;
    cursor: pointer;
    font: 500 0.75rem "Inter", sans-serif;
    box-shadow: var(--shadow-sm);
    transition: border-color var(--ease), color var(--ease), background-color var(--ease), box-shadow var(--ease);
}
.theme-toggle:hover { color: var(--blue); border-color: var(--blue); }
.theme-toggle svg { width: 16px; height: 16px; }
.hamburger { display: none; border: 0; background: none; cursor: pointer; padding: 8px; border-radius: var(--radius-md); }
.hamburger span { display: block; width: 24px; height: 2px; margin: 5px 0; background: var(--text); border-radius: 9999px; }

.hero { border-bottom: 1px solid var(--border); padding: 96px 0; }
.hero-layout { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.65fr); gap: 96px; align-items: end; }
.eyebrow {
    color: var(--blue);
    font: 600 0.75rem/1.4 "JetBrains Mono", ui-monospace, monospace;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-bottom: 16px;
}
.hero-intro { max-width: 650px; margin-top: 24px; font-size: 1.125rem; line-height: 1.7; }
.hero-actions, .case-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-top: 32px; }
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 42px;
    border-radius: var(--radius-md);
    padding: 10px 18px;
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: background-color var(--ease), border-color var(--ease), color var(--ease), box-shadow var(--ease), transform var(--ease);
}
.btn svg { width: 16px; height: 16px; }
.btn-primary { border: 1px solid var(--blue); color: #fff; background: var(--blue); box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--blue-hover); box-shadow: var(--shadow-md); transform: translateY(-1px); }
.btn-outline { border: 1px solid var(--border-strong); color: var(--text); background: var(--surface); box-shadow: var(--shadow-sm); }
.btn-outline:hover { border-color: var(--blue); color: var(--blue); background: var(--blue-soft); }
.btn-small { min-height: 38px; padding: 8px 14px; font-size: 0.8rem; }
.hero-aside { display: grid; gap: 24px; justify-items: start; }
.profile-portrait {
    width: 188px;
    height: 188px;
    overflow: hidden;
    border: 4px solid var(--surface);
    border-radius: 9999px;
    box-shadow: 0 0 0 1px var(--border-strong), var(--shadow-md);
    background: var(--surface);
}
.profile-portrait img { display: block; width: 100%; height: 100%; object-fit: cover; }
.hero-facts { border-left: 2px solid var(--blue); padding-left: 24px; }
.fact-label { color: var(--text-muted); font-size: 0.75rem; font-weight: 500; text-transform: uppercase; letter-spacing: 0.05em; }
.fact-value { margin-top: 8px; color: var(--text); font-size: 1.25rem; font-weight: 500; line-height: 1.4; }
.fact-divider { height: 1px; margin: 24px 0 12px; background: var(--border); }
.fact-list { display: grid; gap: 12px; }
.fact-list div { display: grid; grid-template-columns: 88px 1fr; gap: 12px; font-size: 0.875rem; }
.fact-list dt { color: var(--text-muted); }
.fact-list dd { color: var(--text-secondary); }

.section { padding: 96px 0; }
.section-bordered { border-bottom: 1px solid var(--border); }
.section-soft { background: var(--surface-soft); }
.position-grid, .timeline-layout, .contact-layout { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 96px; }
.position-copy { max-width: 620px; }
.position-copy p + p { margin-top: 16px; }
.section-heading { margin-bottom: 40px; }
.section-heading .eyebrow { margin-bottom: 12px; }
.section-subhead { max-width: 650px; margin-top: 16px; font-size: 1rem; }
.split-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; }
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 1px solid #a7f3d0;
    border-radius: var(--radius-md);
    padding: 8px 10px;
    color: var(--success);
    background: #ecfdf5;
    font-size: 0.75rem;
    font-weight: 500;
}
.status-badge span { width: 6px; height: 6px; border-radius: 9999px; background: var(--success); }
:root[data-theme="dark"] .status-badge { border-color: #065f46; background: #052e2b; color: #6ee7b7; }
.case-study {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    border-top: 1px solid var(--border-strong);
    border-bottom: 1px solid var(--border-strong);
    padding: 40px 0;
}
.lead { color: var(--text); font-size: 1.25rem; line-height: 1.4; font-weight: 500; }
.case-intro > p + p { margin-top: 16px; }
.text-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--blue);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
}
.text-link:hover { color: var(--blue-hover); text-decoration: underline; }
.text-link svg { width: 16px; height: 16px; }
.case-details { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.detail-block h3 { margin-bottom: 16px; color: var(--text); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.04em; }
.clean-list { list-style: none; }
.clean-list li { border-top: 1px solid var(--border); padding: 8px 0; color: var(--text-secondary); font-size: 0.875rem; }
.clean-list li:last-child { border-bottom: 1px solid var(--border); }
.tag-list { display: flex; align-content: flex-start; gap: 8px; flex-wrap: wrap; }
.tag-list span {
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    padding: 4px 8px;
    color: var(--text-secondary);
    background: var(--surface);
    font: 500 0.75rem/1.4 "JetBrains Mono", ui-monospace, monospace;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}
.project-note { display: flex; align-items: flex-start; gap: 8px; margin-top: 16px; color: var(--text-muted); font-size: 0.8rem; }
.project-note svg { flex: 0 0 auto; width: 16px; height: 16px; color: var(--blue); margin-top: 3px; }

.competency-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.competency {
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    background: var(--surface);
    box-shadow: var(--shadow-sm);
    transition: border-color var(--ease), box-shadow var(--ease);
}
.competency:hover { border-color: var(--border-strong); box-shadow: var(--shadow-md); }
.competency-number { display: block; margin-bottom: 24px; color: var(--blue); font: 600 0.75rem "JetBrains Mono", ui-monospace, monospace; }
.competency h3 { margin-bottom: 12px; font-size: 1.15rem; }
.competency p { min-height: 112px; font-size: 0.875rem; }
.skill-line {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    border-top: 1px solid var(--border);
    padding: 8px 0 0;
    margin-top: 8px;
    font-size: 0.75rem;
}
.skill-line span { color: var(--text-secondary); }
.skill-line strong { color: var(--blue); font-size: 0.75rem; font-weight: 500; white-space: nowrap; }

.timeline { border-top: 1px solid var(--border-strong); }
.timeline-entry { display: grid; grid-template-columns: 120px 1fr; gap: 24px; border-bottom: 1px solid var(--border); padding: 24px 0; }
.timeline-entry time { color: var(--blue); font: 600 0.75rem "JetBrains Mono", ui-monospace, monospace; padding-top: 4px; }
.timeline-entry h3 { margin-bottom: 4px; }
.timeline-entry p { max-width: 650px; font-size: 0.875rem; }
.timeline-entry .meta { color: var(--text-muted); font-size: 0.8rem; margin-bottom: 8px; }
.contact-section { border-top: 1px solid var(--border); background: var(--surface-soft); }
.contact-layout { align-items: start; }
.contact-layout > div:first-child p:last-child { max-width: 440px; margin-top: 16px; }
.contact-links { border-top: 1px solid var(--border-strong); }
.contact-link {
    display: grid;
    grid-template-columns: 24px 1fr 16px;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border-strong);
    padding: 16px 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-decoration: none;
}
.contact-link svg { width: 16px; height: 16px; }
.contact-link svg:first-child { color: var(--blue); }
.contact-link svg:last-child { color: var(--text-muted); }
.contact-link:hover span { color: var(--blue); }
footer { border-top: 1px solid var(--border); padding: 24px 0; }
.footer-inner { display: flex; justify-content: space-between; gap: 16px; color: var(--text-muted); font-size: 0.75rem; }
.footer-inner div { display: flex; gap: 16px; flex-wrap: wrap; }
.footer-inner a { color: var(--text-secondary); text-decoration: none; }
.footer-inner a:hover { color: var(--blue); }

.legal-actions { display: flex; align-items: center; gap: 16px; }
.back-link { display: inline-flex; align-items: center; gap: 8px; color: var(--text-secondary); font-size: 0.875rem; text-decoration: none; }
.back-link:hover { color: var(--blue); }
.back-link svg { width: 16px; height: 16px; }
.legal-main { padding: 88px 0 96px; }
.legal-header { max-width: 760px; border-bottom: 1px solid var(--border-strong); padding-bottom: 48px; }
.legal-header h1 { margin-bottom: 24px; }
.legal-header > p:not(.eyebrow):not(.legal-meta) { max-width: 620px; font-size: 1.125rem; }
.legal-meta { margin-top: 24px; color: var(--text-muted); font: 500 0.75rem/1.4 "JetBrains Mono", ui-monospace, monospace; }
.legal-layout { max-width: 960px; }
.legal-document { display: grid; grid-template-columns: 180px 1fr; gap: 64px; padding-top: 48px; }
.legal-index {
    position: sticky;
    top: 96px;
    align-self: start;
    display: grid;
    gap: 8px;
    border-left: 1px solid var(--border-strong);
    padding-left: 16px;
}
.legal-index p { margin-bottom: 4px; color: var(--text-muted); font: 600 0.75rem "JetBrains Mono", ui-monospace, monospace; text-transform: uppercase; letter-spacing: 0.04em; }
.legal-index a { color: var(--text-secondary); font-size: 0.8rem; text-decoration: none; }
.legal-index a:hover { color: var(--blue); }
.legal-content { min-width: 0; }
.legal-section { scroll-margin-top: 96px; border-bottom: 1px solid var(--border); padding-bottom: 48px; margin-bottom: 48px; }
.legal-section:last-child { margin-bottom: 0; }
.section-number { margin-bottom: 8px; color: var(--blue); font: 600 0.75rem "JetBrains Mono", ui-monospace, monospace; }
.legal-section h2 { margin-bottom: 24px; font-size: 2rem; }
.legal-section h3 { margin: 24px 0 8px; font-size: 1rem; }
.legal-section p { margin-bottom: 12px; font-size: 0.9rem; }
.legal-section strong { color: var(--text); font-weight: 600; }
.legal-section ul { margin: 8px 0 16px 18px; color: var(--text-secondary); font-size: 0.9rem; }
.legal-section li { padding: 4px 0; }
.legal-contact { display: grid; gap: 8px; margin: 8px 0 16px; }
.legal-contact a { display: inline-flex; align-items: center; gap: 8px; color: var(--blue); font-size: 0.875rem; text-decoration: none; }
.legal-contact a:hover { color: var(--blue-hover); text-decoration: underline; }
.legal-contact svg { width: 16px; height: 16px; }
.address-gap {
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-lg);
    padding: 16px;
    margin: 8px 0 16px;
    background: var(--surface);
    box-shadow: var(--shadow-sm);
}
.address-gap strong { display: block; margin-bottom: 4px; }
.not-found { padding: 96px 0 128px; max-width: 720px; }

@media (max-width: 820px) {
    .nav-links { gap: 16px; }
    .hero-layout, .position-grid, .timeline-layout, .contact-layout { grid-template-columns: 1fr; gap: 40px; }
    .hero { padding: 80px 0; }
    .hero-aside { grid-template-columns: 188px minmax(0, 1fr); align-items: center; }
    .case-study { gap: 40px; }
}

@media (max-width: 680px) {
    .container, .nav-container { width: min(100% - 32px, var(--content-width)); }
    .hamburger { display: block; }
    .nav-links {
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        border-bottom: 1px solid var(--border);
        padding: 8px 16px 16px;
        background: var(--bg);
        box-shadow: var(--shadow-md);
    }
    .nav-links.active { display: flex; }
    .nav-links li { border-bottom: 1px solid var(--border); }
    .nav-links a { display: block; padding: 12px 0; }
    .nav-links li:last-child { border-bottom: 0; padding-top: 12px; }
    .theme-toggle { width: 100%; justify-content: center; }
    .hero { padding: 64px 0; }
    h1 { font-size: clamp(2.25rem, 12vw, 3rem); }
    .section { padding: 64px 0; }
    .case-study, .case-details, .competency-grid { grid-template-columns: 1fr; }
    .hero-aside { grid-template-columns: 1fr; justify-items: start; }
    .competency p { min-height: 0; margin-bottom: 24px; }
    .split-heading { align-items: start; flex-direction: column; }
    .timeline-entry { grid-template-columns: 1fr; gap: 8px; }
    .footer-inner, .footer-inner div { flex-direction: column; gap: 8px; }
    .legal-actions { gap: 8px; }
    .back-link span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
    .legal-main { padding: 64px 0 80px; }
    .legal-document { grid-template-columns: 1fr; gap: 32px; padding-top: 32px; }
    .legal-index {
        position: static;
        grid-template-columns: 1fr 1fr;
        gap: 8px 16px;
        border-left: 0;
        border-bottom: 1px solid var(--border);
        padding: 0 0 16px;
    }
    .legal-index p { grid-column: 1 / -1; }
    .legal-section { padding-bottom: 40px; margin-bottom: 40px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }
}