/* ============================================================
   Carlos Cabrera — Security Resume
   Dark, modern, self-contained. No external fonts/deps.
   ============================================================ */
:root{
  --bg:#0a0e14;
  --bg-soft:#0f1520;
  --surface:#121a26;
  --surface-2:#16202e;
  --border:#1f2c3d;
  --text:#dbe4ee;
  --muted:#8597ab;
  --faint:#5c6e83;
  --accent:#5eead4;      /* teal */
  --accent-2:#7c9bff;    /* indigo */
  --glow:rgba(94,234,212,.14);
  --mono:'SFMono-Regular',ui-monospace,'JetBrains Mono','Cascadia Code',Menlo,Consolas,monospace;
  --sans:ui-sans-serif,system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --max:920px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}

/* animated grid + glow background */
.grid-bg{
  position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(700px circle at 20% -5%,var(--glow),transparent 60%),
    radial-gradient(600px circle at 95% 10%,rgba(124,155,255,.10),transparent 60%),
    linear-gradient(var(--bg),var(--bg));
}
.grid-bg::after{
  content:"";position:absolute;inset:0;opacity:.35;
  background-image:
    linear-gradient(var(--border) 1px,transparent 1px),
    linear-gradient(90deg,var(--border) 1px,transparent 1px);
  background-size:46px 46px;
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 75%);
          mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 75%);
}

/* ===== NAV ===== */
#nav{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:14px clamp(16px,5vw,40px);
  background:rgba(10,14,20,.72);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.brand{font-family:var(--mono);font-weight:600;letter-spacing:.5px}
.brand .prompt{color:var(--accent)}
.nav-links{display:flex;gap:clamp(10px,2.5vw,26px);font-family:var(--mono);font-size:.85rem}
.nav-links a{color:var(--muted);transition:color .2s}
.nav-links a:hover{color:var(--accent)}
@media(max-width:560px){.nav-links a:not(:nth-child(-n+3)){display:none}}

/* ===== HERO ===== */
.hero{
  max-width:var(--max);margin:0 auto;
  padding:clamp(60px,12vh,130px) clamp(20px,5vw,40px) clamp(40px,8vh,80px);
}
.hero-inner{display:flex;align-items:center;gap:clamp(28px,5vw,64px)}
.hero-text{flex:1 1 auto;min-width:0}
.hero-photo{flex:0 0 auto}
.avatar{width:clamp(170px,22vw,236px);height:clamp(170px,22vw,236px);border-radius:50%;object-fit:cover;display:block;
  border:3px solid rgba(94,234,212,.55);
  box-shadow:0 18px 48px -16px rgba(0,0,0,.7), 0 0 0 7px rgba(94,234,212,.06);
  transition:transform .2s,border-color .2s}
.avatar:hover{transform:scale(1.03);border-color:var(--accent)}
@media(max-width:768px){
  .hero-inner{flex-direction:column-reverse;align-items:flex-start;gap:24px}
  .avatar{width:128px;height:128px}
}
.kicker{font-family:var(--mono);color:var(--accent);font-size:.9rem;margin-bottom:14px}
.blink{animation:blink 1.1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.open-pill{display:inline-flex;align-items:center;gap:9px;font-family:var(--mono);font-size:.8rem;
  color:#a7f3d6;background:rgba(94,234,212,.08);border:1px solid rgba(94,234,212,.35);
  padding:5px 13px;border-radius:20px;margin-bottom:18px}
.open-pill .pulse{width:8px;height:8px;border-radius:50%;background:#34d399;
  box-shadow:0 0 0 0 rgba(52,211,153,.7);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 8px rgba(52,211,153,0)}100%{box-shadow:0 0 0 0 rgba(52,211,153,0)}}
.hero h1{
  font-size:clamp(2.2rem,5vw,3.8rem);line-height:1.03;font-weight:800;letter-spacing:-1.5px;
  background:linear-gradient(120deg,#fff 20%,var(--accent) 130%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.role{font-family:var(--mono);color:var(--accent-2);font-size:clamp(1rem,2.6vw,1.35rem);margin-top:10px}
.tagline{color:var(--muted);max-width:640px;margin-top:18px;font-size:1.05rem}
.hero-cta{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--mono);font-size:.9rem;padding:11px 18px;border-radius:9px;
  border:1px solid var(--border);background:var(--surface);color:var(--text);
  transition:transform .15s,border-color .2s,background .2s,color .2s;cursor:pointer;
}
.btn svg{width:16px;height:16px;flex-shrink:0}
.btn:hover{transform:translateY(-2px);border-color:var(--accent);color:var(--accent)}
.btn.primary:hover{color:#04221d}
.btn.primary{background:var(--accent);color:#04221d;border-color:var(--accent);font-weight:600}
.btn.primary:hover{box-shadow:0 8px 26px -8px var(--accent)}
.hero-meta{list-style:none;display:flex;gap:20px;flex-wrap:wrap;margin-top:30px;
  font-family:var(--mono);font-size:.82rem;color:var(--faint)}
.hero-meta .dot{display:inline-block;width:7px;height:7px;border-radius:50%;
  background:var(--accent);margin-right:7px;box-shadow:0 0 8px var(--accent)}

/* ===== SECTIONS ===== */
.section{max-width:var(--max);margin:0 auto;padding:clamp(40px,7vh,72px) clamp(20px,5vw,40px)}
.section h2{font-size:clamp(1.4rem,3.5vw,2rem);font-weight:700;margin-bottom:26px;letter-spacing:-.5px}
.section h2 .hash{font-family:var(--mono);color:var(--accent);margin-right:8px;opacity:.8}
.card{
  background:linear-gradient(180deg,var(--surface),var(--bg-soft));
  border:1px solid var(--border);border-radius:14px;padding:clamp(20px,3.5vw,30px);
}
.card p+p{margin-top:14px}

/* stats */
.stats{display:flex;gap:clamp(16px,4vw,44px);margin-top:26px;flex-wrap:wrap}
.stat{display:flex;flex-direction:column}
.stat .num{font-family:var(--mono);font-size:clamp(1.7rem,5vw,2.4rem);font-weight:700;color:var(--accent);line-height:1}
.stat .lbl{color:var(--muted);font-size:.85rem;margin-top:6px}

/* skills */
.skills-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.skill-group h3{font-family:var(--mono);font-size:.82rem;color:var(--accent-2);text-transform:uppercase;
  letter-spacing:1px;margin-bottom:14px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips span{
  font-size:.83rem;padding:6px 11px;border-radius:7px;
  background:var(--surface-2);border:1px solid var(--border);color:var(--text);
  transition:border-color .2s,color .2s,transform .12s;
}
.chips span:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}

/* projects */
.proj-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:16px}
.proj{display:flex;flex-direction:column;transition:transform .18s,border-color .2s,box-shadow .2s}
.proj:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:0 16px 34px -20px var(--glow)}
.proj-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
.proj-head h3{font-size:1.1rem;font-weight:650}
.proj-tag{font-family:var(--mono);font-size:.68rem;text-transform:uppercase;letter-spacing:1px;
  color:var(--accent);border:1px solid var(--border);border-radius:20px;padding:3px 9px;white-space:nowrap}
.proj p{color:var(--muted);font-size:.94rem;margin-bottom:13px}
.chips.small{margin-top:auto}
.chips.small span{font-size:.76rem;padding:4px 9px}
.proj-link{font-family:var(--mono);font-size:.83rem;color:var(--accent);margin-top:14px;width:fit-content;
  border-bottom:1px solid transparent;transition:border-color .2s}
.proj-link:hover{border-color:var(--accent)}

/* timeline */
.timeline{display:flex;flex-direction:column;gap:18px;position:relative}
.tl-item{position:relative}
.tl-item::before{
  content:"";position:absolute;left:-1px;top:26px;bottom:26px;width:2px;
  background:linear-gradient(var(--accent),transparent);opacity:.0;
}
.tl-head{display:flex;justify-content:space-between;gap:14px;align-items:flex-start;flex-wrap:wrap;margin-bottom:14px}
.tl-head h3{font-size:1.12rem;font-weight:650}
.tl-head .org{font-family:var(--mono);color:var(--accent);font-size:.86rem;margin-top:3px}
.when{font-family:var(--mono);font-size:.78rem;color:var(--faint);white-space:nowrap;
  border:1px solid var(--border);padding:4px 10px;border-radius:20px}
.tl-item ul{list-style:none;display:flex;flex-direction:column;gap:9px}
.tl-item li{position:relative;padding-left:20px;color:var(--muted);font-size:.95rem}
.tl-item li::before{content:"▹";position:absolute;left:0;color:var(--accent)}

/* education + certs */
.edu-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:680px){.edu-grid{grid-template-columns:1fr}}
.edu .when{display:inline-block;margin-top:12px}
.edu .org{font-family:var(--mono);color:var(--accent);font-size:.86rem;margin-top:6px}
.cert-list{list-style:none;display:flex;flex-direction:column;gap:11px;margin-top:8px}
.cert-list li{display:flex;justify-content:space-between;gap:12px;align-items:baseline;
  padding-bottom:10px;border-bottom:1px dashed var(--border)}
.cert-list li:last-child{border-bottom:none;padding-bottom:0}
.cert-list em{font-family:var(--mono);color:var(--faint);font-size:.8rem;font-style:normal;white-space:nowrap}
.cert-list small{color:var(--accent);font-size:.74rem;font-family:var(--mono)}

/* verified badges */
.badges-title{font-family:var(--mono);font-size:.82rem;color:var(--accent-2);text-transform:uppercase;
  letter-spacing:1.5px;margin:32px 0 16px}
.badges-title .hash{color:var(--accent);margin-right:6px}
.badges{display:flex;flex-wrap:wrap;gap:16px}
.badge{
  display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center;
  background:linear-gradient(180deg,var(--surface),var(--bg-soft));
  border:1px solid var(--border);border-radius:14px;padding:18px 22px;width:160px;
  transition:transform .18s,border-color .2s,box-shadow .2s;
}
.badge:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:0 14px 30px -16px var(--glow)}
.badge img{width:96px;height:96px;object-fit:contain;
  filter:drop-shadow(0 4px 14px rgba(0,0,0,.45))}
.badge span{font-size:.84rem;color:var(--text);line-height:1.3}
.badge em{display:block;font-style:normal;color:var(--faint);font-size:.76rem;font-family:var(--mono)}
.badge.expired img{filter:grayscale(.55) opacity(.7) drop-shadow(0 4px 14px rgba(0,0,0,.45))}
.badge.expired em{color:#c98a8a}

/* contact */
.contact .terminal-line{font-family:var(--mono);font-size:.9rem;color:var(--muted);margin-bottom:18px}
.contact .prompt{color:var(--accent)}
.contact .typed{color:var(--text)}
.contact-links{display:flex;flex-direction:column;gap:12px;font-family:var(--mono);font-size:.95rem}
.contact-links a{display:inline-flex;align-items:center;gap:10px;width:fit-content;transition:color .2s}
.contact-links a:hover{color:var(--accent)}
.contact-links .loc{display:inline-flex;align-items:center;gap:10px;color:var(--faint)}
.ci{color:var(--accent);width:18px;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}
.ci svg{width:16px;height:16px}

/* footer */
footer{text-align:center;padding:40px 20px;border-top:1px solid var(--border);
  color:var(--faint);font-size:.82rem;font-family:var(--mono)}
footer a{color:var(--muted)}
footer a:hover{color:var(--accent)}

/* reveal animation */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .blink{animation:none}
  html{scroll-behavior:auto}
}

/* print → clean PDF */
@media print{
  .grid-bg,#nav,.hero-cta,footer{display:none!important}
  body{background:#fff;color:#111}
  .card{border:1px solid #ccc;background:#fff;break-inside:avoid}
  .hero h1{color:#111;-webkit-text-fill-color:#111}
  .chips span,.when{border-color:#bbb}
  a{color:#111}
  .section{padding:14px 0}
}