/* kommanagunta.com — hybrid design system
   Clean light layout + dark SOC console accents */

:root{
  --paper:#F7F8FA; --ink:#101418; --slate:#4B5563; --line:#DDE2E8;
  --teal:#0E7490; --teal-dark:#0B5C73; --teal-soft:#E0F2F7; --teal-border:#B8E0EA;
  --con-bg:#0B0F14; --con-panel:#111820; --con-line:#1E2A36;
  --con-text:#D7E0E8; --con-dim:#7A8A99;
  --amber:#F5A623; --green:#3FB68B; --red:#E5534B; --blue:#58A6FF;
  --font-display:'Space Grotesk',sans-serif;
  --font-body:'Inter',sans-serif;
  --font-mono:'IBM Plex Mono',monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{background:var(--paper);color:var(--ink);font-family:var(--font-body);line-height:1.65;font-size:16px}
.wrap{max-width:1040px;margin:0 auto;padding:0 28px}
a{color:var(--teal)}
a:focus-visible,button:focus-visible{outline:2px solid var(--teal);outline-offset:2px}
img{max-width:100%;height:auto;display:block}

/* ---------- header ---------- */
header.site{border-bottom:1px solid var(--line);background:var(--paper);position:sticky;top:0;z-index:50}
.nav{display:flex;justify-content:space-between;align-items:center;padding:20px 0}
.logo{font-family:var(--font-display);font-weight:700;font-size:1.05rem;letter-spacing:-0.01em;color:var(--ink);text-decoration:none}
.logo span{color:var(--teal)}
.nav ul{display:flex;gap:28px;list-style:none;font-size:0.9rem}
.nav ul a{color:var(--slate);text-decoration:none}
.nav ul a:hover,.nav ul a[aria-current="page"]{color:var(--teal)}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:6px;padding:6px 10px;font-family:var(--font-mono);font-size:0.8rem;cursor:pointer;color:var(--ink)}

/* ---------- shared ---------- */
.status{font-family:var(--font-mono);font-size:0.72rem;letter-spacing:0.08em;color:var(--teal);
  background:var(--teal-soft);border:1px solid var(--teal-border);border-radius:4px;padding:5px 12px;
  display:inline-flex;align-items:center;gap:8px}
.status .dot{width:7px;height:7px;border-radius:50%;background:var(--teal);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
h1.page-title{font-family:var(--font-display);font-size:clamp(2rem,4.5vw,2.9rem);font-weight:600;letter-spacing:-0.03em;line-height:1.1}
.section-label{font-family:var(--font-mono);font-size:0.7rem;letter-spacing:0.12em;text-transform:uppercase;color:var(--teal);margin-bottom:16px}
.btn{font-family:var(--font-display);font-weight:500;font-size:0.92rem;padding:12px 24px;border-radius:6px;text-decoration:none;display:inline-block}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--teal)}
.btn-ghost{border:1px solid var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--teal);color:var(--teal)}
.tag{font-family:var(--font-mono);font-size:0.68rem;color:var(--slate);border:1px solid var(--line);border-radius:4px;padding:3px 9px;background:#fff}
.card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:26px;transition:border-color .2s}
.card:hover{border-color:var(--teal)}

/* ---------- home hero ---------- */
.hero{padding:64px 0 0}
.hero h1{font-family:var(--font-display);font-size:clamp(2.3rem,5.2vw,3.6rem);font-weight:600;letter-spacing:-0.03em;line-height:1.08;margin-top:20px;max-width:20ch}
.hero h1 em{font-style:normal;color:var(--teal)}
.hero .headline{margin-top:14px;font-family:var(--font-display);font-weight:500;font-size:1.1rem;color:var(--ink)}
.hero .sub{margin-top:14px;max-width:62ch;color:var(--slate);font-size:1.02rem}
.hero .actions{margin-top:30px;display:flex;gap:14px;flex-wrap:wrap}

/* ---------- console card ---------- */
.console{margin-top:52px;background:var(--con-panel);border:1px solid var(--con-line);border-radius:12px;overflow:hidden;
  box-shadow:0 24px 60px -24px rgba(16,20,24,.35)}
.console-bar{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid var(--con-line);
  font-family:var(--font-mono);font-size:0.72rem;color:var(--con-dim);background:var(--con-bg)}
.cdot{width:10px;height:10px;border-radius:50%;flex-shrink:0}
.console-bar .t{margin-left:10px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.log{font-family:var(--font-mono);font-size:0.8rem;padding:20px;line-height:2.05;color:var(--con-text);overflow-x:auto}
.log .ts{color:var(--con-dim)}
.sev{padding:1px 7px;border-radius:3px;font-size:0.66rem;font-weight:600;margin:0 6px}
.sev.info{background:rgba(88,166,255,.12);color:var(--blue)}
.sev.ok{background:rgba(63,182,139,.12);color:var(--green)}
.sev.warn{background:rgba(245,166,35,.14);color:var(--amber)}
.log .hl{color:#fff;font-weight:600}
.cursor{display:inline-block;width:8px;height:14px;background:var(--amber);vertical-align:-2px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}

/* ---------- fact strip ---------- */
.facts{margin:64px 0;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
.fact{padding:24px 20px 0 0;border-right:1px solid var(--line)}
.fact:last-child{border-right:none}
.fact .k{font-family:var(--font-mono);font-size:0.68rem;letter-spacing:0.1em;text-transform:uppercase;color:var(--slate)}
.fact .v{font-family:var(--font-display);font-weight:600;font-size:1.12rem;margin-top:6px}

/* ---------- lab cards grid ---------- */
.cards{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.lab-card h3{font-family:var(--font-display);font-size:1.1rem;font-weight:600;margin-bottom:8px;line-height:1.35}
.lab-card h3 a{color:var(--ink);text-decoration:none}
.lab-card h3 a:hover{color:var(--teal)}
.lab-card p{color:var(--slate);font-size:0.92rem}
.lab-card .tags{margin-top:16px;display:flex;gap:8px;flex-wrap:wrap}
.lab-card .meta{font-family:var(--font-mono);font-size:0.68rem;color:var(--slate);letter-spacing:0.06em;text-transform:uppercase;margin-bottom:10px}
.lab-card .view{margin-top:18px;font-family:var(--font-display);font-weight:500;font-size:0.88rem}

/* ---------- experience ---------- */
.edu-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:24px}
.edu-card h3{font-family:var(--font-display);font-size:1.08rem;font-weight:600}
.edu-card .inst{color:var(--slate);margin-top:4px}
.edu-card .meta-line{font-family:var(--font-mono);font-size:0.75rem;color:var(--teal);margin-top:10px}
.edu-card .coursework{margin-top:12px;font-size:0.88rem;color:var(--slate)}
.timeline{margin-top:28px;position:relative;padding-left:28px}
.timeline::before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:var(--line)}
.role{position:relative;margin-bottom:36px}
.role::before{content:"";position:absolute;left:-28px;top:6px;width:16px;height:16px;border-radius:50%;
  background:var(--paper);border:3px solid var(--teal)}
.role h3{font-family:var(--font-display);font-size:1.15rem;font-weight:600}
.role .org{color:var(--slate);margin-top:2px}
.role .dates{font-family:var(--font-mono);font-size:0.75rem;color:var(--teal);margin-top:6px;letter-spacing:0.04em}
.role .sub-block{background:#fff;border:1px solid var(--line);border-radius:10px;padding:22px 24px;margin-top:16px}
.role .sub-block h4{font-family:var(--font-display);font-size:0.95rem;font-weight:600;margin-bottom:10px;color:var(--teal-dark)}
.role ul{list-style:none}
.role li{padding-left:20px;position:relative;margin-bottom:10px;font-size:0.93rem;color:#2A3138}
.role li::before{content:"▸";position:absolute;left:0;color:var(--teal)}
.cert-strip{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.cert-strip .tag{font-size:0.75rem;padding:6px 12px}

/* ---------- homelab ---------- */
.annotated{position:relative;border-radius:12px;overflow:hidden;border:1px solid var(--line);max-width:640px;margin:0 auto}
.annotated img{width:100%}
.callout{position:absolute;font-family:var(--font-mono);font-size:0.68rem;letter-spacing:0.04em;
  background:rgba(11,15,20,.88);color:var(--con-text);border:1px solid var(--con-line);
  border-radius:5px;padding:5px 10px;white-space:nowrap;backdrop-filter:blur(2px)}
.callout::after{content:"";position:absolute;width:8px;height:8px;border-radius:50%;background:var(--amber)}
.callout.left::after{left:-16px;top:50%;transform:translateY(-50%)}
.callout.below::after{top:-16px;left:50%;transform:translateX(-50%)}
.diagram-card{background:var(--con-panel);border:1px solid var(--con-line);border-radius:12px;padding:12px;margin-top:20px}
.diagram-card .cap{font-family:var(--font-mono);font-size:0.66rem;letter-spacing:0.12em;color:var(--con-dim);
  text-transform:uppercase;padding:8px 10px;border-bottom:1px dashed var(--con-line);margin-bottom:6px}
.figure-note{font-family:var(--font-mono);font-size:0.72rem;color:var(--slate);margin-top:10px;text-align:center}

/* ---------- prose (lab detail pages) ---------- */
.prose{max-width:760px;margin:0 auto}
.prose h2{font-family:var(--font-display);font-size:1.4rem;font-weight:600;margin:42px 0 14px;letter-spacing:-0.01em}
.prose h3{font-family:var(--font-display);font-size:1.1rem;font-weight:600;margin:28px 0 10px}
.prose p{margin-bottom:16px;color:#2A3138}
.prose ul,.prose ol{margin:0 0 16px 22px;color:#2A3138}
.prose li{margin-bottom:6px}
.prose img{border-radius:10px;border:1px solid var(--line);margin:20px 0}
.prose pre{background:var(--con-bg);border:1px solid var(--con-line);border-radius:10px;padding:18px;
  overflow-x:auto;margin:18px 0;font-size:0.82rem;line-height:1.6}
.prose code{font-family:var(--font-mono);font-size:0.85em}
.prose :not(pre)>code{background:var(--teal-soft);color:var(--teal-dark);padding:2px 6px;border-radius:4px}
.prose blockquote{border-left:3px solid var(--teal);padding:4px 0 4px 18px;color:var(--slate);margin:18px 0}
.prose table{width:100%;border-collapse:collapse;margin:18px 0;font-size:0.9rem}
.prose th,.prose td{border:1px solid var(--line);padding:9px 12px;text-align:left}
.prose th{background:#fff;font-family:var(--font-display);font-weight:600}
.lab-header{max-width:760px;margin:0 auto 36px}
.lab-header .tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.todo{background:#FFF7E6;border:1px dashed var(--amber);border-radius:8px;padding:12px 16px;
  font-family:var(--font-mono);font-size:0.8rem;color:#8A5A00;margin:16px 0}
.todo::before{content:"TODO — ";font-weight:600}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:36px;margin-top:32px}
.contact-form label{display:block;font-family:var(--font-display);font-weight:500;font-size:0.88rem;margin:16px 0 6px}
.contact-form input,.contact-form textarea{width:100%;border:1px solid var(--line);border-radius:8px;
  padding:12px 14px;font-family:var(--font-body);font-size:0.95rem;background:#fff;color:var(--ink)}
.contact-form input:focus,.contact-form textarea:focus{outline:2px solid var(--teal);border-color:var(--teal)}
.contact-form button{margin-top:20px;cursor:pointer;border:none;font-size:0.95rem}
.contact-links a{display:flex;align-items:center;gap:12px;padding:16px 18px;border:1px solid var(--line);
  border-radius:10px;background:#fff;color:var(--ink);text-decoration:none;margin-bottom:14px;
  font-family:var(--font-display);font-weight:500;font-size:0.95rem}
.contact-links a:hover{border-color:var(--teal);color:var(--teal)}
.contact-links .mono{font-family:var(--font-mono);font-size:0.82rem;color:var(--slate)}

/* ---------- footer ---------- */
footer.site{border-top:1px solid var(--line);margin-top:90px;padding:32px 0;color:var(--slate);font-size:0.85rem}
footer.site .inner{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
footer.site a{color:var(--slate)}
footer.site a:hover{color:var(--teal)}

/* ---------- page sections ---------- */
.page-head{padding:56px 0 8px}
.page-head .sub{color:var(--slate);margin-top:12px;max-width:62ch}
section.block{margin-top:56px}

/* ---------- responsive ---------- */
@media(max-width:820px){
  .cards,.edu-grid,.contact-grid{grid-template-columns:1fr}
  .facts{grid-template-columns:1fr 1fr;gap:0 20px}
  .fact{border-right:none;padding-top:18px}
  .nav ul{display:none;position:absolute;top:100%;left:0;right:0;background:var(--paper);
    border-bottom:1px solid var(--line);flex-direction:column;gap:0;padding:8px 28px 16px}
  .nav ul.open{display:flex}
  .nav ul li{padding:10px 0}
  .nav-toggle{display:block}
  .log{font-size:0.7rem}
  .callout{font-size:0.6rem;padding:4px 7px}
}