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

:root {
    --bg:       #080808;
    --surface:  #0e0e0e;
    --border:   #1c1c1c;
    --text:     #f0ede8;
    --muted:    #3f3f3f;
    --dim:      #888888;
    --accent:   #e2ff5d;
    --font:     'Inter', sans-serif;
    --mono:     'JetBrains Mono', monospace;
}

html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
}

/* ──────────────────────────────────────────────────
   Background Canvas & Vignette
────────────────────────────────────────────────── */
#bg {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    width: 100%;
    height: 100%;
}

.bg-vignette {
    position: fixed;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background: radial-gradient(
        ellipse at 50% 40%,
        transparent 20%,
        rgba(8, 8, 8, 0.55) 70%,
        rgba(8, 8, 8, 0.88) 100%
    );
}

/* ──────────────────────────────────────────────────
   Scroll Progress Bar
────────────────────────────────────────────────── */
.progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    z-index: 1000;
    transition: transform 0.06s linear;
}

/* ──────────────────────────────────────────────────
   Layout
────────────────────────────────────────────────── */
main, footer { position: relative; z-index: 2; }

.wrap {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 3rem;
}

/* ──────────────────────────────────────────────────
   Header
────────────────────────────────────────────────── */
header {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 100;
    height: 64px;
    padding: 0 2.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: background 0.35s, border-color 0.35s;
    border-bottom: 1px solid transparent;
}

header.scrolled {
    background: rgba(8, 8, 8, 0.82);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-color: var(--border);
}

.logo {
    font-family: var(--mono);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    color: var(--text);
    text-decoration: none;
    flex-shrink: 0;
    z-index: 1;
}

.logo em {
    color: var(--accent);
    font-style: normal;
}

/* ──────────────────────────────────────────────────
   Pill Navigation
────────────────────────────────────────────────── */
.nav-pill {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: stretch;
    background: rgba(8, 8, 8, 0.5);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    overflow: hidden;
}

.nav-pill a {
    font-family: var(--mono);
    font-size: 0.67rem;
    font-weight: 400;
    letter-spacing: 0.13em;
    text-transform: uppercase;
    color: var(--dim);
    text-decoration: none;
    padding: 0.55rem 1.1rem;
    display: flex;
    align-items: center;
    transition: color 0.2s, background 0.2s;
    white-space: nowrap;
    position: relative;
}

.nav-pill a + a {
    border-left: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-pill a:hover {
    color: var(--text);
    background: rgba(255, 255, 255, 0.035);
}

.nav-pill a.active {
    color: var(--accent);
    background: rgba(226, 255, 93, 0.05);
}

/* ──────────────────────────────────────────────────
   Header Right Controls
────────────────────────────────────────────────── */
.hdr-right {
    display: flex;
    align-items: center;
    gap: 1.1rem;
    flex-shrink: 0;
    z-index: 1;
}

.lang-toggle {
    font-family: var(--mono);
    font-size: 0.67rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    background: none;
    border: 1px solid var(--muted);
    color: var(--dim);
    padding: 0.3rem 0.6rem;
    cursor: pointer;
    transition: border-color 0.2s, color 0.2s;
    line-height: 1;
}

.lang-toggle:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.icon-link {
    color: var(--dim);
    text-decoration: none;
    display: flex;
    align-items: center;
    line-height: 0;
    transition: color 0.2s;
}

.icon-link:hover { color: var(--accent); }

/* Hamburger */
.menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.3rem;
}

.menu-btn span {
    display: block;
    width: 20px;
    height: 1px;
    background: var(--dim);
    transition: transform 0.25s, opacity 0.25s, background 0.2s;
}

.menu-btn.open span:first-child {
    transform: translateY(6px) rotate(45deg);
    background: var(--text);
}

.menu-btn.open span:last-child {
    transform: translateY(-6px) rotate(-45deg);
    background: var(--text);
}

/* ──────────────────────────────────────────────────
   Mobile Menu
────────────────────────────────────────────────── */
.menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    z-index: 198;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s;
}

.menu-overlay.open {
    opacity: 1;
    pointer-events: all;
}

.mobile-menu {
    position: fixed;
    top: 0; right: 0; bottom: 0;
    width: min(300px, 80vw);
    background: rgba(8, 8, 8, 0.97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-left: 1px solid var(--border);
    z-index: 199;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 3rem 2.5rem;
    gap: 3rem;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu.open {
    transform: translateX(0);
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.mobile-nav a {
    font-family: var(--mono);
    font-size: 0.8rem;
    font-weight: 400;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--dim);
    text-decoration: none;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
    transition: color 0.2s, padding-left 0.2s;
}

.mobile-nav a:hover {
    color: var(--accent);
    padding-left: 0.5rem;
}

.mobile-socials {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.mobile-socials a {
    font-family: var(--mono);
    font-size: 0.7rem;
    font-weight: 400;
    color: var(--muted);
    text-decoration: none;
    letter-spacing: 0.06em;
    transition: color 0.2s;
}

.mobile-socials a:hover { color: var(--dim); }

/* ──────────────────────────────────────────────────
   Hero
────────────────────────────────────────────────── */
#hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 9rem 3rem 5rem;
    position: relative;
    z-index: 2;
    /* Hero shows canvas fully — no background */
}

.hero-eyebrow {
    font-family: var(--mono);
    font-size: 0.7rem;
    font-weight: 400;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--dim);
    margin-bottom: 2.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.hero-eyebrow::before {
    content: '';
    display: block;
    width: 1.75rem;
    height: 1px;
    background: var(--accent);
    flex-shrink: 0;
}

.hero-name {
    line-height: 0.88;
    margin-bottom: 3.5rem;
}

.hero-name .first {
    display: block;
    font-size: clamp(4.5rem, 13vw, 13.5rem);
    font-weight: 100;
    letter-spacing: -0.025em;
}

.hero-name .last {
    display: block;
    font-size: clamp(4.5rem, 13vw, 13.5rem);
    font-weight: 800;
    letter-spacing: -0.04em;
}

.cursor {
    display: inline-block;
    width: 0.07em;
    height: 0.82em;
    background: var(--accent);
    margin-left: 0.04em;
    vertical-align: middle;
    animation: blink 1.1s step-end infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0; }
}

.hero-bottom {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 3rem;
    align-items: end;
    border-top: 1px solid var(--border);
    padding-top: 2.5rem;
}

.hero-desc {
    font-size: 1.0625rem;
    font-weight: 300;
    color: var(--dim);
    line-height: 1.75;
    max-width: 38ch;
}

.hero-desc strong {
    color: var(--text);
    font-weight: 400;
}

.hero-actions {
    display: flex;
    gap: 1.25rem;
    align-items: center;
    flex-shrink: 0;
}

/* ──────────────────────────────────────────────────
   Buttons
────────────────────────────────────────────────── */
.btn {
    font-family: var(--mono);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s;
}

.btn-fill {
    background: var(--accent);
    color: #080808;
    padding: 0.8rem 1.75rem;
}

.btn-fill:hover { opacity: 0.82; }

.btn-line { color: var(--dim); }
.btn-line:hover { color: var(--text); }

/* ──────────────────────────────────────────────────
   Section Chrome
────────────────────────────────────────────────── */
section {
    padding: 6rem 0;
    position: relative;
    z-index: 2;
}

/* Sections after hero sit on dark glass panels */
section:not(#hero) {
    background: rgba(8, 8, 8, 0.88);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
}

.sec-head {
    display: flex;
    align-items: baseline;
    gap: 1.25rem;
    margin-bottom: 4rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.sec-num {
    font-family: var(--mono);
    font-size: 0.68rem;
    font-weight: 500;
    color: var(--accent);
    letter-spacing: 0.08em;
}

.sec-label {
    font-family: var(--mono);
    font-size: 0.68rem;
    font-weight: 400;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--dim);
}

/* ──────────────────────────────────────────────────
   Projects
────────────────────────────────────────────────── */
.projects-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
}

.proj-card {
    background: rgba(8, 8, 8, 0.95);
    padding: 2.75rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    transition: background 0.25s;
}

.proj-card:hover { background: rgba(14, 14, 14, 0.98); }

.proj-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.proj-num {
    font-family: var(--mono);
    font-size: 0.68rem;
    font-weight: 500;
    color: var(--accent);
    letter-spacing: 0.08em;
}

.proj-type {
    font-family: var(--mono);
    font-size: 0.62rem;
    font-weight: 400;
    color: var(--muted);
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.proj-name {
    font-size: 1.625rem;
    font-weight: 600;
    letter-spacing: -0.025em;
    line-height: 1.2;
    color: var(--text);
}

.proj-desc {
    font-size: 0.875rem;
    font-weight: 300;
    color: var(--dim);
    line-height: 1.75;
    flex: 1;
}

.proj-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-tag {
    font-family: var(--mono);
    font-size: 0.65rem;
    font-weight: 400;
    color: var(--dim);
    border: 1px solid var(--border);
    padding: 0.25rem 0.65rem;
    letter-spacing: 0.06em;
    transition: border-color 0.2s, color 0.2s;
}

.proj-card:hover .tech-tag {
    border-color: var(--muted);
    color: var(--text);
}

.proj-links {
    display: flex;
    gap: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border);
    margin-top: auto;
}

.proj-link {
    font-family: var(--mono);
    font-size: 0.7rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--dim);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    transition: color 0.2s;
}

.proj-link:hover       { color: var(--accent); }
.proj-link.primary     { color: var(--text); }

/* ──────────────────────────────────────────────────
   Stack
────────────────────────────────────────────────── */
.stack-cols {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

.stack-col {
    padding-right: 2.5rem;
    border-right: 1px solid var(--border);
}

.stack-col:last-child {
    border-right: none;
    padding-right: 0;
}

.stack-col + .stack-col { padding-left: 2.5rem; }

.col-label {
    font-family: var(--mono);
    font-size: 0.62rem;
    font-weight: 500;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 1.75rem;
}

.item-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.item-list li {
    font-family: var(--mono);
    font-size: 0.875rem;
    font-weight: 300;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 0.875rem;
}

.item-list li::before {
    content: '';
    display: block;
    width: 3px;
    height: 3px;
    background: var(--muted);
    flex-shrink: 0;
    border-radius: 50%;
    transition: background 0.2s;
}

.item-list li:hover::before { background: var(--accent); }

/* ──────────────────────────────────────────────────
   Security
────────────────────────────────────────────────── */
#security { background: rgba(10, 10, 10, 0.92) !important; }

.sec-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
}

.focus-list { list-style: none; }

.focus-item {
    display: grid;
    grid-template-columns: 2.75rem 1fr;
    gap: 1.25rem;
    padding: 1.125rem 0;
    border-bottom: 1px solid var(--border);
    align-items: start;
}

.f-num {
    font-family: var(--mono);
    font-size: 0.68rem;
    font-weight: 400;
    color: var(--accent);
    padding-top: 0.15em;
    letter-spacing: 0.04em;
}

.f-text {
    font-size: 0.9375rem;
    font-weight: 300;
    color: var(--text);
    line-height: 1.5;
}

.tool-table { width: 100%; }

.tool-row {
    display: grid;
    grid-template-columns: 10rem 1fr;
    gap: 1.5rem;
    padding: 1.125rem 0;
    border-bottom: 1px solid var(--border);
    align-items: baseline;
}

.t-area {
    font-family: var(--mono);
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--dim);
}

.t-tools {
    font-family: var(--mono);
    font-size: 0.8125rem;
    font-weight: 300;
    color: var(--text);
}

.platform-block { margin-top: 3.5rem; }

.platform-label {
    font-family: var(--mono);
    font-size: 0.62rem;
    font-weight: 500;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 1.25rem;
}

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

.plat-link {
    font-family: var(--mono);
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--dim);
    text-decoration: none;
    letter-spacing: 0.06em;
    padding: 0.6rem 1rem;
    border: 1px solid var(--border);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s;
}

.plat-link::before {
    content: '>';
    color: var(--accent);
    font-size: 0.65rem;
}

.plat-link:hover {
    border-color: var(--accent);
    color: var(--text);
}

/* ──────────────────────────────────────────────────
   GitHub Stats
────────────────────────────────────────────────── */
.stats-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.stats-wrap img {
    width: 100%;
    height: auto;
    display: block;
    filter: contrast(1.04);
}

.stats-full {
    grid-column: 1 / -1;
    display: flex;
    justify-content: center;
}

.stats-full img {
    width: auto;
    max-width: 560px;
}

/* ──────────────────────────────────────────────────
   Footer
────────────────────────────────────────────────── */
footer {
    border-top: 1px solid var(--border);
    padding: 2.75rem 0;
    background: rgba(8, 8, 8, 0.95);
}

.foot-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.foot-copy {
    font-family: var(--mono);
    font-size: 0.7rem;
    font-weight: 400;
    color: var(--muted);
    letter-spacing: 0.06em;
}

.foot-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.foot-link {
    font-family: var(--mono);
    font-size: 0.7rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--dim);
    text-decoration: none;
    transition: color 0.2s;
}

.foot-link:hover { color: var(--accent); }

/* ──────────────────────────────────────────────────
   Scroll Reveal
────────────────────────────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.in { opacity: 1; transform: none; }

.reveal-d1 { transition-delay: 0.1s; }
.reveal-d2 { transition-delay: 0.2s; }
.reveal-d3 { transition-delay: 0.3s; }

/* ──────────────────────────────────────────────────
   Responsive
────────────────────────────────────────────────── */
@media (max-width: 960px) {
    header  { padding: 0 1.5rem; }
    #hero   { padding: 8rem 1.5rem 4rem; }
    .wrap   { padding: 0 1.5rem; }

    .nav-pill   { display: none; }
    .menu-btn   { display: flex; }
    .icon-link  { display: none; }

    .projects-grid { grid-template-columns: 1fr; }
    .stack-cols    { grid-template-columns: 1fr 1fr; gap: 3rem; }
    .stack-col     { border-right: none; padding-right: 0; }
    .stack-col + .stack-col { padding-left: 0; }
    .sec-split     { grid-template-columns: 1fr; gap: 3rem; }
    .hero-bottom   { grid-template-columns: 1fr; gap: 2rem; }
    .stats-wrap    { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
    .stack-cols     { grid-template-columns: 1fr; }
    .tool-row       { grid-template-columns: 1fr; gap: 0.25rem; }
    .foot-inner     { flex-direction: column; gap: 1.25rem; }
}