:root {
    /* Katana Zero night: deep indigo/purple base, neon accents */
    --bg: #0a0918;
    --bg-soft: #110f26;
    --panel: rgba(19, 17, 42, 0.88);
    --panel-strong: rgba(13, 11, 30, 0.96);
    --line: rgba(178, 168, 255, 0.11);

    --text: #eef0ff;
    --muted: #a5aacd;

    --cyan: #5eeaff;
    --cyan-soft: rgba(94, 234, 255, 0.12);

    --violet: #a78bfa;
    --violet-soft: rgba(167, 139, 250, 0.14);

    --pink: #ff5ba6;
    --pink-soft: rgba(255, 91, 166, 0.14);

    --green: #8df0b8;
    --green-soft: rgba(141, 240, 184, 0.12);

    --shadow: 0 24px 60px rgba(0, 0, 0, 0.32);
    --radius: 24px;
    --pixel-font: "Press Start 2P", monospace;
    --pixel-corners: polygon(0 8px, 4px 8px, 4px 4px, 8px 4px, 8px 0, calc(100% - 8px) 0, calc(100% - 8px) 4px, calc(100% - 4px) 4px, calc(100% - 4px) 8px, 100% 8px, 100% calc(100% - 8px), calc(100% - 4px) calc(100% - 8px), calc(100% - 4px) calc(100% - 4px), calc(100% - 8px) calc(100% - 4px), calc(100% - 8px) 100%, 8px 100%, 8px calc(100% - 4px), 4px calc(100% - 4px), 4px calc(100% - 8px), 0 calc(100% - 8px));
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    overflow-x: clip;
}

body {
    margin: 0;
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--text);
    line-height: 1.6;
    background:
    linear-gradient(rgba(178, 168, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(178, 168, 255, 0.03) 1px, transparent 1px),
    radial-gradient(circle at 10% 10%, rgba(94, 234, 255, 0.13), transparent 22%),
    radial-gradient(circle at 90% 12%, rgba(255, 91, 166, 0.11), transparent 26%),
    radial-gradient(circle at 50% 55%, rgba(167, 139, 250, 0.06), transparent 32%),
    linear-gradient(180deg, #060512 0%, #0b0a1e 100%);
    background-size: 44px 44px, 44px 44px, auto, auto, auto, auto;
}

/* CRT scanlines, barely-there */
body::after {
    content: "";
    position: fixed;
    inset: 0;
    z-index: 9999;
    pointer-events: none;
    background: repeating-linear-gradient(
        to bottom,
        transparent 0 2px,
        rgba(0, 0, 0, 0.055) 2px 4px
    );
}

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

.container {
    width: min(1120px, calc(100% - 2rem));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(12px);
    background: rgba(7, 11, 20, 0.58);
    border-bottom: 1px solid var(--line);
}

.header-inner {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
}

.brand-mark {
    width: 40px;
    height: 40px;
    display: grid;
    place-items: center;
    clip-path: var(--pixel-corners);
    background: linear-gradient(135deg, var(--cyan-soft), var(--pink-soft));
    border: 1px solid rgba(94, 234, 255, 0.2);
    font-family: var(--pixel-font);
    font-size: 0.62rem;
    color: var(--cyan);
}

.brand-text {
    color: #d8e0f0;
    font-size: 0.96rem;
}

.nav {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.nav a {
    color: var(--muted);
    font-size: 0.95rem;
}

.nav a:hover {
    color: var(--text);
}

.hero {
    position: relative;
    padding: 3.2rem 0 1.4rem;
    overflow: visible;
}

.hero-glow {
    position: absolute;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.55;
    pointer-events: none;
    z-index: -1;
    animation: glow-drift 14s ease-in-out infinite alternate;
}

.hero-glow--cyan {
    top: -120px;
    left: -80px;
    background: rgba(103, 232, 249, 0.16);
}

.hero-glow--pink {
    top: 40px;
    right: -100px;
    background: rgba(255, 91, 166, 0.14);
    animation-delay: -7s;
}

@keyframes glow-drift {
    from { transform: translate3d(0, 0, 0) scale(1); }
    to { transform: translate3d(40px, 30px, 0) scale(1.15); }
}

@media (prefers-reduced-motion: reduce) {
    .hero-glow {
        animation: none;
    }
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 1rem;
    align-items: stretch;
}

.hero-copy,
.hero-summary,
.info-card,
.focus-board,
.contact-card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.hero-copy {
    padding: 1.5rem;
}

.eyebrow,
.section-kicker {
    display: inline-flex;
    align-items: center;
    padding: 0.42rem 0.76rem;
    border-radius: 999px;
    font-size: 0.84rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.eyebrow {
    background: var(--cyan-soft);
    color: var(--cyan);
    border: 1px solid rgba(94, 234, 255, 0.2);
    font-family: var(--pixel-font);
    font-size: 0.56rem;
    padding: 0.55rem 0.85rem;
}

.section-kicker {
    background: rgba(255, 255, 255, 0.04);
    color: var(--muted);
    border: 1px solid var(--line);
}

/* Section opener: no pill, reads as a heading eyebrow */
.section-kicker--pixel {
    background: none;
    border: none;
    padding: 0;
    border-radius: 0;
    font-family: var(--pixel-font);
    font-size: 0.56rem;
    letter-spacing: 0.08em;
    color: #9aa3cf;
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
}

.section-kicker--pixel::before {
    content: "";
    width: 8px;
    height: 8px;
    background: var(--accent, var(--cyan));
    flex-shrink: 0;
}

.info-card .section-kicker--pixel::before,
.focus-board .section-kicker--pixel::before {
    background: var(--violet);
}

.contact-card .section-kicker--pixel::before {
    background: var(--pink);
}

.hero h1 {
    margin: 1rem 0 0.55rem;
    font-size: clamp(2.3rem, 4.4vw, 3.6rem);
    line-height: 1.02;
    letter-spacing: -0.04em;
    background: linear-gradient(100deg, var(--text) 30%, var(--cyan) 65%, var(--pink) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.hero h1 .cursor {
    -webkit-text-fill-color: var(--cyan);
    color: var(--cyan);
    animation: blink 1.1s steps(1) infinite;
}

@keyframes blink {
    50% { opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
    .hero h1 .cursor {
        animation: none;
    }
}

.hero-role {
    margin: 0;
    color: #dce5f7;
    font-size: 1.04rem;
    max-width: 60ch;
}

.lead {
    margin: 0.9rem 0 0;
    max-width: 62ch;
    color: var(--muted);
    font-size: 0.98rem;
}

.actions,
.contact-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-top: 1.35rem;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.88rem 1.15rem;
    clip-path: var(--pixel-corners);
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.05);
    font-weight: 600;
    transition: transform 0.18s ease, background 0.18s ease, box-shadow 0.18s ease;
}

.button:hover {
    transform: translateY(-1px);
    background: rgba(255, 255, 255, 0.09);
}

.button.primary {
    background: linear-gradient(135deg, rgba(94, 234, 255, 0.2), rgba(255, 91, 166, 0.2));
}

.hero-summary {
    padding: 1rem;
    display: grid;
    gap: 0.8rem;
}

.summary-card {
    padding: 1rem;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.03);
}

.summary-label {
    display: block;
    margin-bottom: 0.35rem;
    color: var(--muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.hero-summary .summary-card:nth-child(1) .summary-label { color: var(--cyan); }
.hero-summary .summary-card:nth-child(2) .summary-label { color: var(--violet); }
.hero-summary .summary-card:nth-child(3) .summary-label { color: var(--pink); }
.hero-summary .summary-card:nth-child(4) .summary-label { color: var(--green); }

.summary-card strong {
    font-size: 1rem;
    line-height: 1.4;
}

.stack-strip {
    padding: 1rem 0 2.5rem;
}

.stack-strip .section-head {
    margin-bottom: 1.1rem;
}

.stack-head {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.stack-head h2 {
    margin: 0.45rem 0 0;
}

.stack-tree {
    width: 58px;
    height: 58px;
    display: grid;
    place-items: center;
    clip-path: var(--pixel-corners);
    background: var(--green-soft);
    border: 1px solid rgba(141, 240, 184, 0.25);
    color: var(--green);
    flex-shrink: 0;
}

.stack-tree svg {
    display: block;
}

.stack-strip .section-kicker--pixel::before {
    background: var(--green);
}

.stack-icons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.icon-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.72rem 0.92rem;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.04);
    color: #dfe7f8;
    font-weight: 500;
}

.icon-chip i {
    font-size: 1.15rem;
}

.stack-icons .icon-chip:nth-child(4n+1) i { color: var(--cyan); }
.stack-icons .icon-chip:nth-child(4n+2) i { color: var(--violet); }
.stack-icons .icon-chip:nth-child(4n+3) i { color: var(--pink); }
.stack-icons .icon-chip:nth-child(4n+4) i { color: var(--green); }

.stack-icons .icon-chip:nth-child(4n+1):hover { border-color: rgba(103, 232, 249, 0.35); }
.stack-icons .icon-chip:nth-child(4n+2):hover { border-color: rgba(167, 139, 250, 0.35); }
.stack-icons .icon-chip:nth-child(4n+3):hover { border-color: rgba(244, 114, 182, 0.35); }
.stack-icons .icon-chip:nth-child(4n+4):hover { border-color: rgba(134, 239, 172, 0.35); }

.text-chip {
    background: rgba(255, 255, 255, 0.05);
}

.now-strip {
    padding: 0.4rem 0 2.2rem;
}

.now-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.now-card {
    --accent: var(--cyan);
    --accent-soft: var(--cyan-soft);
    position: relative;
    padding: 1.3rem 1.4rem;
    border-radius: var(--radius);
    background: var(--panel);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.now-card::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), transparent 70%);
}

.now-card--work {
    --accent: var(--cyan);
    --accent-soft: var(--cyan-soft);
}

.now-card--ai {
    --accent: var(--pink);
    --accent-soft: var(--pink-soft);
}

.now-head {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.9rem;
}

.now-icon {
    width: 46px;
    height: 46px;
    display: grid;
    place-items: center;
    clip-path: var(--pixel-corners);
    background: var(--accent-soft);
    border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
    color: var(--accent);
    flex-shrink: 0;
}

.now-icon svg {
    display: block;
}

.now-card h2 {
    margin: 0 0 0.4rem;
    font-size: 1.35rem;
    letter-spacing: -0.02em;
}

.now-card p {
    margin: 0;
    color: var(--muted);
    font-size: 0.96rem;
}

.section {
    padding: 1rem 0 2.5rem;
}

.section-head {
    margin-bottom: 1.1rem;
}

.section-head h2,
.info-card h2,
.contact-card h2 {
    margin: 0.7rem 0 0.35rem;
    font-size: clamp(1.7rem, 4vw, 2.2rem);
    letter-spacing: -0.03em;
}

.section-head p,
.info-card p,
.contact-card p {
    color: var(--muted);
    max-width: 70ch;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.project-card {
    --accent: var(--cyan);
    --accent-soft: var(--cyan-soft);
    position: relative;
    padding: 1.2rem;
    border-radius: 22px;
    background: var(--panel);
    border: 1px solid var(--line);
    transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
    overflow: hidden;
}

.project-card::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), transparent 70%);
    opacity: 0.85;
}

.project-card:hover {
    transform: translateY(-2px);
    border-color: color-mix(in srgb, var(--accent) 35%, transparent);
    box-shadow: 0 18px 44px rgba(0, 0, 0, 0.3), 0 0 0 1px color-mix(in srgb, var(--accent) 12%, transparent);
}

.project-card--data-science {
    --accent: var(--cyan);
    --accent-soft: var(--cyan-soft);
}

.project-card--data-engineering {
    --accent: var(--violet);
    --accent-soft: var(--violet-soft);
}

.project-card--python-app {
    --accent: var(--pink);
    --accent-soft: var(--pink-soft);
}

.project-card--technical-case {
    --accent: var(--green);
    --accent-soft: var(--green-soft);
}

.project-top {
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.project-icon {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    clip-path: var(--pixel-corners);
    background: var(--accent-soft);
    border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
    color: var(--accent);
    flex-shrink: 0;
}

.project-icon svg {
    display: block;
}

.project-type,
.project-index {
    font-size: 0.82rem;
    color: var(--muted);
}

.project-index {
    margin-left: auto;
    color: color-mix(in srgb, var(--accent) 55%, var(--muted));
    font-family: var(--pixel-font);
    font-size: 0.62rem;
}

.project-type {
    padding: 0.36rem 0.68rem;
    border-radius: 999px;
    background: var(--accent-soft);
    border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
    color: var(--accent);
}

.project-card h3 {
    margin: 0.9rem 0 0.45rem;
    font-size: 1.2rem;
}

.project-card p {
    margin: 0;
    color: var(--muted);
}

.stack {
    display: flex;
    gap: 0.55rem;
    flex-wrap: wrap;
    margin: 1rem 0 1.1rem;
}

.chip {
    padding: 0.42rem 0.72rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--line);
    font-size: 0.84rem;
    color: #dae2f4;
}

.project-flow {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 0.9rem;
    padding: 0.6rem 0.75rem;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px dashed color-mix(in srgb, var(--accent) 28%, transparent);
    font-size: 0.8rem;
}

.flow-step {
    color: #dae2f4;
    font-weight: 600;
    letter-spacing: 0.01em;
}

.flow-step::before {
    content: "";
    display: inline-block;
    width: 7px;
    height: 7px;
    margin-right: 0.4rem;
    border-radius: 50%;
    background: var(--accent);
    vertical-align: 1px;
}

.flow-arrow {
    color: color-mix(in srgb, var(--accent) 70%, var(--muted));
    font-size: 0.6rem;
}

.project-link {
    color: var(--accent);
    font-weight: 600;
}

.project-link:hover {
    text-decoration: underline;
    text-underline-offset: 4px;
}

.section-split .split-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.info-card,
.focus-board {
    padding: 1.3rem;
}

.focus-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.85rem;
    margin-top: 0.85rem;
}

.focus-item {
    padding: 1rem;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.03);
}

.focus-item strong {
    display: block;
    margin-bottom: 0.25rem;
    font-size: 1rem;
}

.focus-grid .focus-item:nth-child(1) strong { color: var(--cyan); }
.focus-grid .focus-item:nth-child(2) strong { color: var(--green); }
.focus-grid .focus-item:nth-child(3) strong { color: var(--pink); }
.focus-grid .focus-item:nth-child(4) strong { color: var(--violet); }

.focus-item span {
    color: var(--muted);
    font-size: 0.92rem;
}

.contact-card {
    padding: 1.35rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.site-footer {
    border-top: 1px solid var(--line);
    margin-top: 3rem;
    padding: 1.5rem 0 2rem;
    text-align: center;
}

.site-footer p {
    color: var(--muted);
    font-size: 0.85rem;
}

.footer-hearts {
    display: flex;
    justify-content: center;
    gap: 0.45rem;
    margin: 0 0 0.6rem;
    color: var(--pink);
}

@media (max-width: 920px) {
    .hero-grid,
    .projects-grid,
    .section-split .split-grid {
        grid-template-columns: 1fr;
    }

    .focus-grid {
        grid-template-columns: 1fr;
    }

    .contact-card {
        flex-direction: column;
        align-items: flex-start;
    }

    .now-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .container {
        width: min(1120px, calc(100% - 1rem));
    }

    .header-inner {
        min-height: auto;
        padding: 0.85rem 0;
        flex-direction: column;
        align-items: flex-start;
    }

    .hero-copy,
    .hero-summary,
    .info-card,
    .focus-board,
    .contact-card {
        padding: 1rem;
    }

    .button {
        width: 100%;
    }

    .actions,
    .contact-actions {
        flex-direction: column;
        width: 100%;
    }
}