:root{
  --bg:#0a0d0a;
  --bg-1:#0e1410;
  --bg-2:#121a14;
  --grid:rgba(120,255,180,.05);
  --line:#1f3322;
  --line-2:#284732;
  --muted:#5d8866;
  --dim:#75a37e;
  --fg:#cfe9d2;
  --fg-2:#eaffec;
  --accent:#9fffb0;
  --warn:#ffb84d;
  --red:#ff6b6b;
  --cyan:#7ee7ff;
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:48px}
body{
  background:var(--bg);color:var(--fg);
  font-family:'JetBrains Mono',ui-monospace,monospace;
  font-size:13.5px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
  font-feature-settings:"calt","liga","ss01";
  position:relative;min-height:100vh;
}
/* scanline + grid overlay */
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:2;
  background:
    repeating-linear-gradient(to bottom,transparent 0,transparent 3px,rgba(159,255,176,.03) 3px,rgba(159,255,176,.03) 4px);
  mix-blend-mode:screen;opacity:.7;
}
body::after{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:1;
  background:
    linear-gradient(to right,var(--grid) 1px,transparent 1px) 0 0/64px 64px,
    linear-gradient(to bottom,var(--grid) 1px,transparent 1px) 0 0/64px 64px,
    radial-gradient(ellipse at 50% 0%,rgba(159,255,176,.06),transparent 60%);
}
body.no-scan::before{display:none}
body.no-grid::after{background:radial-gradient(ellipse at 50% 0%,rgba(159,255,176,.04),transparent 60%)}

a{color:inherit;text-decoration:none}
a:hover{color:var(--accent)}
ul{list-style:none}

::selection{background:rgba(159,255,176,.25);color:var(--fg-2)}

/* ── status bar ─────────────────────────────────── */
.statusbar{
  position:fixed;top:0;left:0;right:0;z-index:50;
  height:30px;display:flex;align-items:center;
  background:var(--bg-1);border-bottom:1px solid var(--line);
  font-size:11px;letter-spacing:.04em;color:var(--dim);
}
.statusbar .l,.statusbar .r{display:flex;align-items:center;gap:16px;padding:0 14px}
.statusbar .l{flex:1}
.statusbar .r{border-left:1px solid var(--line)}
.statusbar .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent);animation:pulse 2s infinite}
@keyframes pulse{50%{opacity:.4}}
.statusbar b{color:var(--fg);font-weight:500}
.statusbar .sep{color:var(--line-2)}

/* ── side rail nav ──────────────────────────────── */
.rail{
  position:fixed;top:30px;left:0;bottom:0;width:60px;z-index:40;
  background:var(--bg-1);border-right:1px solid var(--line);
  display:flex;flex-direction:column;align-items:center;
  padding:14px 0;gap:14px;
}
.rail .logo{
  font-size:13px;font-weight:800;color:var(--accent);
  text-shadow:0 0 12px rgba(159,255,176,.5);
  letter-spacing:.04em;
  border:1px solid var(--line-2);padding:6px 8px;border-radius:4px;
  background:var(--bg-2);
}
.rail .nav{display:flex;flex-direction:column;gap:2px;margin-top:6px}
.rail .nav a{
  font-size:9.5px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);writing-mode:vertical-rl;transform:rotate(180deg);
  padding:10px 6px;border-left:2px solid transparent;
  transition:.15s ease;
}
.rail .nav a:hover{color:var(--fg)}
.rail .nav a.active{color:var(--accent);border-left-color:var(--accent)}
.rail .num{margin-top:auto;font-size:9px;color:var(--muted);letter-spacing:.1em;writing-mode:vertical-rl;transform:rotate(180deg)}

/* ── main scroll area ───────────────────────────── */
main{
  margin-left:60px;padding-top:30px;
  max-width:1180px;
  position:relative;z-index:3;
}
section{padding:56px 56px 40px;border-bottom:1px dashed var(--line)}
section:last-child{border-bottom:none}

/* ── section heading ────────────────────────────── */
.cmd{display:flex;align-items:baseline;gap:6px;color:var(--dim);font-size:12.5px;margin-bottom:8px}
.cmd::before{content:"$";color:var(--accent);font-weight:700}
.cmd .arg{color:var(--fg)}
.cmd .flag{color:var(--warn)}
.cmd .pipe{color:var(--line-2);margin:0 4px}
.cmd .out{color:var(--muted);margin-left:6px;font-size:11.5px}

.section-title{
  font-size:11px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--muted);display:flex;align-items:center;gap:10px;margin-bottom:24px;
}
.section-title::before{content:"//";color:var(--accent)}
.section-title .id{margin-left:auto;color:var(--line-2);font-size:10px;letter-spacing:.18em}

/* ── HERO ───────────────────────────────────────── */
#hero{padding-top:44px;min-height:calc(100vh - 30px);display:flex;flex-direction:column;justify-content:center}
.boot{color:var(--muted);font-size:11.5px;line-height:1.85;margin-bottom:14px}
.boot .ok{color:var(--accent)}
.boot .warn{color:var(--warn)}
.boot .ts{color:var(--line-2)}
.hero-cmd{color:var(--accent);font-size:13px;margin-bottom:12px}
.hero-cmd::before{content:"$ ";color:var(--accent)}
.hero-cmd .arg{color:var(--fg-2)}
.hero-cmd .flag{color:var(--warn)}

.hero-name{
  font-size:clamp(46px,8vw,98px);font-weight:800;letter-spacing:-.04em;line-height:.95;
  color:var(--fg-2);text-shadow:0 0 30px rgba(159,255,176,.18);
  margin:6px 0 8px;
}
.hero-name .lt{color:var(--muted);font-weight:400}
.hero-name .gt{color:var(--muted);font-weight:400}
.cursor{display:inline-block;width:.55ch;height:.85em;background:var(--accent);
  box-shadow:0 0 10px var(--accent);vertical-align:-3px;animation:bl 1s steps(2) infinite;margin-left:6px}
@keyframes bl{50%{opacity:0}}
body.no-blink .cursor{animation:none}

.hero-meta{display:flex;flex-wrap:wrap;gap:0 28px;color:var(--dim);font-size:12.5px;margin-bottom:22px}
.hero-meta b{color:var(--fg);font-weight:500}

.hero-bio{
  max-width:680px;color:var(--fg);font-size:14.5px;line-height:1.75;
  margin-bottom:30px;border-left:2px solid var(--line-2);padding-left:14px;
}
.hero-bio .k{color:var(--accent)}
.hero-bio .s{color:var(--cyan)}

.hero-actions{display:flex;flex-wrap:wrap;gap:10px}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  font-family:inherit;font-size:12px;font-weight:500;letter-spacing:.04em;
  padding:9px 16px;border:1px solid var(--line-2);background:var(--bg-1);color:var(--fg);
  cursor:pointer;transition:.15s ease;border-radius:3px;
}
.btn:hover{border-color:var(--accent);color:var(--accent);background:rgba(159,255,176,.06);box-shadow:0 0 0 1px rgba(159,255,176,.2),0 0 18px rgba(159,255,176,.1)}
.btn.primary{background:var(--accent);color:#0a0d0a;border-color:var(--accent);font-weight:700}
.btn.primary:hover{background:#bfffcc;color:#0a0d0a;box-shadow:0 0 24px rgba(159,255,176,.4)}
.btn .ar{color:inherit;transition:transform .15s}
.btn:hover .ar{transform:translateX(2px)}

.scroll-hint{margin-top:38px;color:var(--muted);font-size:10.5px;letter-spacing:.18em;display:flex;align-items:center;gap:10px}
.scroll-hint .ln{flex:0 0 40px;height:1px;background:var(--line-2)}
.kbd{display:inline-flex;align-items:center;justify-content:center;min-width:18px;padding:1px 5px;border:1px solid var(--line-2);border-radius:3px;color:var(--fg);font-size:10px}

/* ── ABOUT ──────────────────────────────────────── */
.about-grid{display:grid;grid-template-columns:1.45fr .9fr;gap:36px;align-items:start}
.md{font-size:14px;line-height:1.8;color:var(--fg)}
.md p{margin-bottom:16px}
.md p::before{content:"> ";color:var(--accent)}
.md strong{color:var(--fg-2);background:rgba(159,255,176,.08);padding:0 4px;border-left:1px solid var(--accent)}
.md em{color:var(--cyan);font-style:normal}

.stats{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.stat{
  border:1px solid var(--line);background:var(--bg-1);
  padding:14px 14px 12px;position:relative;
}
.stat::before{content:"";position:absolute;top:-1px;left:-1px;width:8px;height:8px;border-top:1px solid var(--accent);border-left:1px solid var(--accent)}
.stat::after{content:"";position:absolute;bottom:-1px;right:-1px;width:8px;height:8px;border-bottom:1px solid var(--accent);border-right:1px solid var(--accent)}
.stat b{display:block;font-size:30px;font-weight:700;color:var(--accent);letter-spacing:-.02em;line-height:1;text-shadow:0 0 16px rgba(159,255,176,.25)}
.stat span{display:block;font-size:9.5px;color:var(--muted);letter-spacing:.14em;text-transform:uppercase;margin-top:6px}
.stat em{display:block;font-style:normal;color:var(--dim);font-size:10.5px;margin-top:4px}

/* ── SKILLS ─────────────────────────────────────── */
.tree{
  background:var(--bg-1);border:1px solid var(--line);border-radius:4px;
  padding:18px 20px;font-size:12.5px;line-height:1.8;
  white-space:pre;overflow-x:auto;
}
.tree .br{color:var(--line-2)}
.tree .dir{color:var(--accent);font-weight:700}
.tree .dir::before{content:"▸ "}
.tree .file{color:var(--fg)}
.tree .ext{color:var(--muted)}
.tree .com{color:var(--dim);font-style:italic}
.tree-foot{color:var(--muted);font-size:11px;margin-top:8px;padding-left:20px}
.tree-foot b{color:var(--accent);font-weight:500}

/* ── PROJECTS ───────────────────────────────────── */
.project{
  border:1px solid var(--line-2);background:var(--bg-1);
  padding:0;border-radius:4px;overflow:hidden;
  display:grid;grid-template-columns:34px 1fr;
}
.project .ln{
  background:var(--bg-2);border-right:1px solid var(--line);
  color:var(--line-2);font-size:10.5px;text-align:right;padding:14px 8px;line-height:1.85;
  user-select:none;
}
.project .body{padding:14px 20px 18px}
.project .top{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:6px}
.project .commit{color:var(--warn);font-size:11px;letter-spacing:.05em}
.project .branch{display:inline-flex;align-items:center;gap:6px;color:var(--cyan);font-size:11px;padding:1px 8px;border:1px solid var(--line-2);border-radius:99px}
.project .branch::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 6px var(--cyan)}
.project .badge{font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:#0a0d0a;background:var(--accent);padding:2px 7px;border-radius:2px;font-weight:700}
.project h3{font-size:19px;font-weight:700;color:var(--fg-2);letter-spacing:-.01em;margin:4px 0 8px}
.project h3 .arrow{color:var(--accent);margin-right:8px}
.project p{color:var(--fg);font-size:13.5px;line-height:1.7;max-width:780px;margin-bottom:14px}
.project .tech{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.project .tech span{font-size:10.5px;color:var(--dim);border:1px solid var(--line);padding:2px 8px;border-radius:2px;background:rgba(159,255,176,.03)}
.project .tech span::before{content:"#";color:var(--accent);margin-right:3px}
.project .links{display:flex;gap:8px;flex-wrap:wrap}

/* ── EXPERIENCE / LOG ───────────────────────────── */
.log{display:flex;flex-direction:column;gap:0}
.entry{
  display:grid;grid-template-columns:120px 1fr;gap:18px;
  padding:18px 0;border-top:1px dashed var(--line);position:relative;
}
.entry:first-child{border-top:none}
.entry .when{
  color:var(--warn);font-size:11px;line-height:1.6;padding-top:2px;
}
.entry .when b{display:block;color:var(--fg-2);font-weight:500;font-size:12.5px}
.entry .when em{font-style:normal;color:var(--dim);display:block;margin-top:2px;font-size:10.5px}
.entry .when .loc{color:var(--muted);font-size:10px;letter-spacing:.06em;margin-top:6px;display:flex;align-items:center;gap:5px}
.entry .when .loc::before{content:"⌖";color:var(--accent)}

.entry .what h4{font-size:16px;font-weight:700;color:var(--fg-2);letter-spacing:-.005em}
.entry .what h4::before{content:"› ";color:var(--accent)}
.entry .what .co{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-size:12px;margin:3px 0 10px}
.entry .what .co::before{content:"@";color:var(--muted)}
.entry .what ul{display:flex;flex-direction:column;gap:5px}
.entry .what li{color:var(--fg);font-size:13px;line-height:1.65;padding-left:18px;position:relative}
.entry .what li::before{content:"▪";position:absolute;left:0;top:0;color:var(--accent)}
.entry .what li b{color:var(--accent);font-weight:600;background:rgba(159,255,176,.06);padding:0 3px}

/* ── EDUCATION (SQL result table) ───────────────── */
.sql{
  background:var(--bg-1);border:1px solid var(--line);border-radius:4px;
  padding:12px 0;
}
.sql .qhead{padding:0 18px 10px;border-bottom:1px solid var(--line);color:var(--muted);font-size:11.5px}
.sql .qhead .kw{color:var(--accent)}
.sql .qhead .col{color:var(--cyan)}
.sql .qhead .tbl{color:var(--warn)}
.sql table{width:100%;border-collapse:collapse;font-size:12.5px}
.sql th,.sql td{padding:11px 18px;text-align:left;vertical-align:top}
.sql thead th{
  font-weight:500;color:var(--muted);font-size:10px;letter-spacing:.14em;
  text-transform:uppercase;border-bottom:1px solid var(--line);
}
.sql tbody tr{border-bottom:1px dashed var(--line)}
.sql tbody tr:last-child{border-bottom:none}
.sql tbody tr:hover{background:rgba(159,255,176,.03)}
.sql td.deg{color:var(--fg-2);font-weight:500}
.sql td.school{color:var(--cyan)}
.sql td.gpa{color:var(--accent);font-weight:600}
.sql td.loc{color:var(--dim)}
.sql .rows{padding:8px 18px 0;color:var(--muted);font-size:10.5px}
.sql .rows b{color:var(--accent)}

/* ── CONTACT ────────────────────────────────────── */
.contact-box{
  background:var(--bg-1);border:1px solid var(--line-2);border-radius:4px;
  padding:22px 24px;position:relative;
}
.contact-box::before{content:"";position:absolute;top:-1px;left:18px;height:1px;width:90px;background:var(--accent);box-shadow:0 0 8px var(--accent)}
.contact-box .greet{color:var(--fg-2);font-size:18px;font-weight:600;letter-spacing:-.01em;margin-bottom:6px}
.contact-box .greet .a{color:var(--accent)}
.contact-box p{color:var(--fg);font-size:13.5px;line-height:1.7;max-width:640px;margin-bottom:18px}
.contact-grid{display:flex;flex-wrap:wrap;gap:8px}
.contact-grid .btn svg{width:14px;height:14px}

/* ── footer ─────────────────────────────────────── */
footer{
  margin-left:60px;padding:18px 56px 24px;
  color:var(--muted);font-size:11px;
  display:flex;justify-content:space-between;
  border-top:1px solid var(--line);
}
footer b{color:var(--fg)}
footer .blink{display:inline-block;width:6px;height:6px;background:var(--accent);border-radius:50%;box-shadow:0 0 6px var(--accent);margin-right:6px;animation:pulse 2s infinite;vertical-align:1px}

/* ── responsive ─────────────────────────────────── */
/* ── Tablet / narrow desktop (≤880px) ───────────────
   Mobile phones use a fixed 900px viewport (see <meta viewport>)
   so they never hit this breakpoint — this only fires on actual
   narrow browser windows on desktop/tablet.                       */
@media (max-width:880px){
  .rail{width:48px}
  main,footer{margin-left:48px}
  section{padding:40px 24px 32px}
  .about-grid{grid-template-columns:1fr}
  .entry{grid-template-columns:1fr;gap:6px}
  .entry .when{display:flex;flex-wrap:wrap;gap:8px 14px}
  .entry .when .loc{margin-top:0}
  .statusbar .r{display:none}
  .cmd{flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch}
  .hero-cmd{white-space:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch}
  .sql{overflow-x:auto}
  .sql table{min-width:540px}
}

/* THEME variants */
body.theme-amber{
  --accent:#ffb84d;--fg-2:#fff3d6;--fg:#e8d9b8;--dim:#b89860;--muted:#8a7448;
  --line:#3a2c12;--line-2:#5a4420;--bg-1:#15110a;--bg-2:#1a160d;--grid:rgba(255,184,77,.05);
}
body.theme-amber ::selection{background:rgba(255,184,77,.25)}
body.theme-cyan{
  --accent:#7ee7ff;--fg-2:#e6faff;--fg:#cfe4ec;--dim:#7aa3b2;--muted:#5a8294;
  --line:#1a2e3a;--line-2:#264a5c;--bg-1:#0a1218;--bg-2:#0d171f;--grid:rgba(126,231,255,.05);
}
body.theme-cyan ::selection{background:rgba(126,231,255,.25)}
body.theme-magenta{
  --accent:#ff7ac6;--fg-2:#ffeaf6;--fg:#e8cfd8;--dim:#b878a0;--muted:#8a586d;
  --line:#3a1a2e;--line-2:#5c264a;--bg-1:#180a14;--bg-2:#1f0d18;--grid:rgba(255,122,198,.05);
}
body.theme-magenta ::selection{background:rgba(255,122,198,.25)}