/* Layout: a server rack. Each section is a rack unit with a mono label strip on the left; hero pairs the name with a live terminal. */
:root{
  --bg:#e9edec;          /* cold aluminium */
  --panel:#f6f8f7;
  --ink:#0f1f1b;
  --muted:#52625c;
  --line:#c6d1cd;
  --accent:#1f7a5a;      /* rack-label green, deeper than "hacker" green */
  --led:#e3a21a;         /* status LED amber */
  --term-bg:#13201c;
  --term-fg:#d6e4de;
  --term-dim:#7f978d;
  --f-display:"Archivo","Arial Narrow",system-ui,sans-serif;
  --f-body:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
  --maxw:1120px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0e1513;--panel:#141e1b;--ink:#e3ece8;--muted:#95a8a0;--line:#26352f;
  --accent:#4fbf93;--led:#f0b43c;--term-bg:#08100d;--term-fg:#d6e4de;--term-dim:#6f877d;color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0e1513;--panel:#141e1b;--ink:#e3ece8;--muted:#95a8a0;--line:#26352f;
  --accent:#4fbf93;--led:#f0b43c;--term-bg:#08100d;--term-fg:#d6e4de;--term-dim:#6f877d;color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:16px;line-height:1.6;margin:0;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--bg)}
a{color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.wrap{max-width:var(--maxw);margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.mono{font-family:var(--f-mono)}

/* nav */
.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:9;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:12px}
.brand{font-family:var(--f-mono);font-weight:700;font-size:14px;text-decoration:none;display:flex;align-items:center;gap:8px}
.led{width:8px;height:8px;border-radius:50%;background:var(--led);box-shadow:0 0 0 3px color-mix(in srgb,var(--led) 25%,transparent);flex:none}
@media (prefers-reduced-motion:no-preference){.led{animation:blink 2.4s infinite}}
@keyframes blink{0%,90%,100%{opacity:1}94%{opacity:.35}}
.links{display:flex;gap:22px;font-size:14px}
.links a{text-decoration:none;color:var(--muted)}
.links a:hover{color:var(--ink)}
@media (max-width:760px){.links{display:none}}

.btn{display:inline-flex;align-items:center;gap:8px;font:600 14px/1 var(--f-body);padding:12px 18px;border-radius:8px;border:1px solid var(--ink);background:var(--ink);color:var(--bg);cursor:pointer;text-decoration:none;transition:transform .15s,background .15s}
.btn:hover{transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn.ghost:hover{border-color:var(--ink)}
.btn.sm{padding:9px 14px;font-size:13px}
.btn svg{width:16px;height:16px;flex:none}

/* hero */
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;padding-block:72px 64px}
@media (max-width:900px){.hero .wrap{grid-template-columns:1fr;gap:36px;padding-block:44px 40px}}
.hero-text{min-width:0}
.status{display:inline-flex;align-items:center;gap:10px;font:500 12.5px var(--f-mono);color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:6px 12px;background:var(--panel)}
h1{font-family:var(--f-display);font-stretch:112%;font-weight:850;font-size:clamp(44px,7.4vw,92px);line-height:.92;letter-spacing:-.025em;margin:22px 0 18px;text-wrap:balance}
h1 .soft{color:var(--accent)}
.lede{font-size:clamp(17px,1.6vw,19px);color:var(--muted);max-width:34ch;margin:0 0 28px}
.lede b{color:var(--ink);font-weight:600}
.cta{display:flex;flex-wrap:wrap;gap:12px}

/* terminal */
.term{min-width:0;background:var(--term-bg);color:var(--term-fg);border-radius:12px;font:13.5px/1.65 var(--f-mono);box-shadow:0 24px 60px -30px rgba(10,30,24,.55);overflow:hidden}
.term-bar{display:flex;align-items:center;gap:10px;padding:10px 14px;border-bottom:1px solid rgba(255,255,255,.07);color:var(--term-dim);font-size:12px}
.term-bar i{width:10px;height:10px;border-radius:50%;background:#3a4a44;display:block}
.term-bar span{margin-left:auto}
.term-body{padding:16px 18px 18px;height:340px;overflow-y:auto;overflow-x:hidden}
.term-body p{margin:0;white-space:pre-wrap;word-break:break-word}
.p-user{color:#7fd6ae}.p-path{color:#e9b949}.dim{color:var(--term-dim)}.ok{color:#7fd6ae}
.term-input{display:flex;gap:8px;align-items:center}
.term-input input{flex:1;min-width:0;background:none;border:0;color:var(--term-fg);font:inherit;outline:none;caret-color:#7fd6ae}
.term-hint{font-size:12px;color:var(--muted);margin-top:10px;font-family:var(--f-mono)}

/* rack sections */
.unit{border-top:1px solid var(--line)}
.unit .wrap{display:grid;grid-template-columns:200px 1fr;gap:40px;padding-block:72px}
@media (max-width:820px){.unit .wrap{grid-template-columns:1fr;gap:20px;padding-block:52px}}
.label{font:500 12px var(--f-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);display:flex;flex-direction:column;gap:6px}
.label b{color:var(--accent);font-weight:700}
.content{min-width:0}
h2{font-family:var(--f-display);font-stretch:108%;font-weight:800;font-size:clamp(30px,4vw,46px);line-height:1.02;letter-spacing:-.02em;margin:0 0 20px;text-wrap:balance}
.about p{max-width:62ch;margin:0 0 16px;color:var(--muted);font-size:17px}
.about p b{color:var(--ink);font-weight:600}
.facts{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden;margin-top:28px}
@media (max-width:620px){.facts{grid-template-columns:1fr}}
.fact{background:var(--panel);padding:18px 20px}
.fact dt{font:500 11.5px var(--f-mono);text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.fact dd{margin:6px 0 0;font-weight:600;font-size:16px}

/* path / timeline */
.path{list-style:none;margin:0;padding:0;position:relative}
.path::before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:var(--line)}
.path li{position:relative;padding:0 0 30px 40px}
.path li:last-child{padding-bottom:0}
.path li::before{content:"";position:absolute;left:0;top:5px;width:16px;height:16px;border-radius:50%;background:var(--bg);border:2px solid var(--muted)}
.path li.done::before{background:var(--accent);border-color:var(--accent)}
.path li.now::before{background:var(--led);border-color:var(--led);box-shadow:0 0 0 5px color-mix(in srgb,var(--led) 25%,transparent)}
.path li.next::before{border-style:dashed}
.path .when{font:500 12.5px var(--f-mono);color:var(--muted)}
.path h3{margin:2px 0 4px;font-size:19px;font-weight:600}
.path p{margin:0;color:var(--muted);max-width:60ch}
.tag{display:inline-block;font:600 11px var(--f-mono);text-transform:uppercase;letter-spacing:.06em;padding:3px 8px;border-radius:5px;margin-left:8px;vertical-align:2px}
.tag.now{background:color-mix(in srgb,var(--led) 22%,transparent);color:var(--ink)}
.tag.next{border:1px dashed var(--muted);color:var(--muted)}

/* stack */
.stack{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media (max-width:720px){.stack{grid-template-columns:1fr}}
.group{border:1px solid var(--line);border-radius:10px;padding:20px 22px;background:var(--panel)}
.group h3{margin:0 0 4px;font-size:17px;font-weight:600;display:flex;align-items:center;gap:10px}
.group h3 svg{width:20px;height:20px;color:var(--accent);flex:none}
.group > p{margin:0 0 14px;color:var(--muted);font-size:14.5px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{font:500 13px var(--f-mono);padding:5px 10px;border:1px solid var(--line);border-radius:6px;background:var(--bg)}
.chip.learn{border-style:dashed;color:var(--muted)}
.legend{display:flex;gap:18px;flex-wrap:wrap;margin-top:16px;font:12.5px var(--f-mono);color:var(--muted)}
.legend span{display:inline-flex;align-items:center;gap:8px}
.legend i{width:22px;height:12px;border:1px solid var(--line);border-radius:3px;display:inline-block;background:var(--bg)}
.legend i.d{border-style:dashed}

/* projects */
.projects{display:grid;gap:16px}
.proj{display:grid;grid-template-columns:1fr auto;gap:8px 24px;border:1px solid var(--line);border-radius:10px;padding:24px;background:var(--panel)}
.proj h3{margin:0;font-family:var(--f-display);font-stretch:105%;font-size:22px;font-weight:750;letter-spacing:-.01em}
.proj p{grid-column:1/-1;margin:0;color:var(--muted);max-width:68ch}
.proj .chips{grid-column:1/-1;margin-top:8px}
.state{font:600 12px var(--f-mono);display:inline-flex;align-items:center;gap:8px;white-space:nowrap;align-self:start;padding-top:5px}
.state i{width:8px;height:8px;border-radius:50%}
.state.up i{background:var(--accent)}
.state.wip i{background:var(--led)}
@media (max-width:520px){.proj{grid-template-columns:1fr}.proj .state{order:-1}}

/* contact */
.contact-card{border:1px solid var(--line);border-radius:12px;background:var(--panel);padding:28px;display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center}
@media (max-width:700px){.contact-card{grid-template-columns:1fr}}
.contact-card p{margin:0 0 14px;color:var(--muted);max-width:52ch}
.mail{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.mail code{font:500 15px var(--f-mono);background:var(--bg);border:1px solid var(--line);padding:8px 12px;border-radius:6px;user-select:all;word-break:break-all}
.side-cta{display:flex;flex-direction:column;gap:10px}

footer{border-top:1px solid var(--line)}
footer .wrap{padding-block:26px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font:12.5px var(--f-mono);color:var(--muted)}

.toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--ink);color:var(--bg);font:500 14px var(--f-body);padding:10px 16px;border-radius:8px;z-index:20;max-width:calc(100% - 32px)}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}html{scroll-behavior:auto}}
.brand .logo{width:28px;height:28px;border-radius:7px;flex:none}
.fact dd small{display:block;font-weight:500;font-size:14px;color:var(--muted);margin-top:3px}.fact dd small:first-child{display:inline;margin:0}
.proj .proj-link{grid-column:1/-1;justify-self:start;margin-top:12px;gap:6px}