/* ============================================================
   Carlos Iván Pineda — Matrix Portfolio
   ============================================================ */
:root {
  --bg: #0d0208;
  --bg-2: #0a1410;
  --panel: rgba(3, 12, 6, 0.72);
  --panel-solid: #05130b;
  --green: #00ff41;
  --green-dim: #12b03a;
  --green-deep: #073b1c;
  --green-glow: rgba(0, 255, 65, 0.55);
  --text: #b9ffcb;
  --text-dim: #5aa06e;
  --amber: #f0c674;
  --border: rgba(0, 255, 65, 0.22);
  --mono: "JetBrains Mono", "Share Tech Mono", ui-monospace, monospace;
  --term: "Share Tech Mono", var(--mono);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 80px; overflow-x: hidden; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--mono);
  line-height: 1.6;
  position: relative;
  min-height: 100vh;
}

/* Vignette + radial glow under everything */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(1200px 700px at 50% -10%, rgba(0, 255, 65, 0.10), transparent 60%),
    radial-gradient(900px 900px at 100% 100%, rgba(0, 120, 40, 0.08), transparent 60%);
  pointer-events: none;
  z-index: 1;
}

/* Matrix canvas */
#matrix {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.35;
}

/* CRT scanlines */
.scanlines {
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0) 0px,
    rgba(0, 0, 0, 0) 2px,
    rgba(0, 20, 5, 0.25) 3px,
    rgba(0, 0, 0, 0) 4px
  );
  mix-blend-mode: multiply;
  opacity: 0.5;
}

main, .nav, .footer { position: relative; z-index: 3; }

a { color: var(--green); text-decoration: none; transition: color .2s, text-shadow .2s; }
a:hover { color: #fff; text-shadow: 0 0 8px var(--green-glow); }

.hl { color: var(--green); text-shadow: 0 0 6px var(--green-glow); }
.prompt { color: var(--green-dim); }
.blink { animation: blink 1s step-end infinite; color: var(--green); }
@keyframes blink { 50% { opacity: 0; } }

/* ---------- Boot overlay ---------- */
.boot {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity .6s ease;
}
.boot.done { opacity: 0; pointer-events: none; }
.boot-log {
  font-family: var(--term);
  color: var(--green);
  font-size: clamp(11px, 2.4vw, 15px);
  text-shadow: 0 0 6px var(--green-glow);
  width: min(680px, 90vw);
  white-space: pre-wrap;
  line-height: 1.5;
}
/* On phones, center the boot lines so they read as centered */
@media (max-width: 600px) {
  .boot-log { text-align: center; width: 94vw; font-size: clamp(11px, 3vw, 14px); }
}

/* ---------- NAV ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px clamp(16px, 5vw, 60px);
  background: rgba(5, 12, 8, 0.75);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav-brand { font-weight: 700; font-size: 14px; white-space: nowrap; }
.nav-brand .tilde { color: var(--text-dim); }
.nav-brand .brand-name { color: var(--green); }
.nav-links { display: flex; gap: 22px; align-items: center; }
.nav-links a { color: var(--text-dim); font-size: 13px; letter-spacing: .5px; }
.nav-links a:hover { color: var(--green); }
.nav-resume {
  border: 1px solid var(--green-dim);
  padding: 6px 12px;
  border-radius: 4px;
  color: var(--green) !important;
}
.nav-resume:hover { background: var(--green-deep); box-shadow: 0 0 12px var(--green-glow); }
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--green);
  font-family: var(--mono);
  padding: 6px 10px;
  border-radius: 4px;
  cursor: pointer;
}

/* ---------- Terminal window ---------- */
.terminal {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
  backdrop-filter: blur(6px);
  box-shadow: 0 0 40px rgba(0, 255, 65, 0.08), inset 0 0 60px rgba(0, 40, 15, 0.35);
  overflow: hidden;
}
.terminal-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: rgba(0, 0, 0, 0.5);
  border-bottom: 1px solid var(--border);
}
.dot { width: 12px; height: 12px; border-radius: 50%; display: inline-block; }
.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }
.terminal-title { margin-left: 10px; color: var(--text-dim); font-size: 12px; }
.terminal-body { padding: clamp(20px, 4vw, 40px); }
.line { color: var(--text-dim); font-size: 14px; margin-top: 14px; }
.line:first-child { margin-top: 0; }

/* ---------- HERO ---------- */
.hero {
  min-height: 92vh;
  display: flex;
  align-items: center;
  padding: clamp(30px, 6vw, 80px) clamp(16px, 5vw, 60px);
}
.hero .terminal { max-width: 900px; margin: 0 auto; }

.glitch {
  font-size: clamp(30px, 7vw, 62px);
  font-weight: 800;
  color: var(--green);
  line-height: 1.05;
  margin: 6px 0 4px;
  position: relative;
  text-shadow: 0 0 10px rgba(0, 255, 65, 0.28);
  letter-spacing: 1px;
}
.glitch::before, .glitch::after {
  content: attr(data-text);
  position: absolute;
  left: 0; top: 0;
  width: 100%;
  overflow: hidden;
}
/* subtle monochrome-green glitch (no loud RGB split) */
.glitch::before { color: #1fbf63; opacity: .5; clip-path: inset(0 0 55% 0); animation: glitchTop 5.5s infinite linear alternate; }
.glitch::after { color: #0a6e33; opacity: .55; clip-path: inset(55% 0 0 0); animation: glitchBot 6.5s infinite linear alternate; }
@keyframes glitchTop { 0%,94%{transform:translate(0,0)} 95%{transform:translate(-1.5px,-1px)} 97%{transform:translate(1.5px,1px)} 100%{transform:translate(0,0)} }
@keyframes glitchBot { 0%,93%{transform:translate(0,0)} 94%{transform:translate(1.5px,1px)} 97%{transform:translate(-1.5px,-1px)} 100%{transform:translate(0,0)} }

.role { font-size: clamp(16px, 3vw, 22px); color: var(--green); margin: 4px 0; min-height: 1.5em; }
.cursor { animation: blink 1s step-end infinite; }
.subtitle { color: var(--text); font-size: clamp(14px, 2vw, 16px); max-width: 720px; margin: 8px 0 0; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 26px 0 20px; }
.btn {
  font-family: var(--mono);
  font-size: 14px;
  padding: 11px 20px;
  border-radius: 5px;
  border: 1px solid var(--green-dim);
  cursor: pointer;
  transition: all .2s;
}
.btn-primary { background: var(--green-deep); color: var(--green); }
.btn-primary:hover { background: var(--green); color: #001b06; box-shadow: 0 0 20px var(--green-glow); text-shadow: none; }
.btn-ghost { background: transparent; color: var(--text-dim); }
.btn-ghost:hover { color: var(--green); border-color: var(--green); box-shadow: 0 0 14px var(--green-glow); }

.social { display: flex; gap: 18px; font-size: 26px; margin-top: 6px; }
.social a { color: var(--text-dim); }
.social a:hover { color: var(--green); text-shadow: 0 0 12px var(--green-glow); transform: translateY(-2px); }

/* ---------- Sections ---------- */
.section {
  max-width: 1080px;
  margin: 0 auto;
  padding: clamp(50px, 8vw, 90px) clamp(16px, 5vw, 40px);
}
.section-title {
  font-size: clamp(22px, 4vw, 32px);
  color: var(--green);
  margin-bottom: 34px;
  letter-spacing: 1px;
  text-shadow: 0 0 10px var(--green-glow);
}
.section-title .sq { color: var(--green-dim); margin-right: 6px; }
.subsection { color: var(--text-dim); margin: 46px 0 22px; font-size: 18px; }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 280px 1fr; gap: 40px; align-items: start; }
.photo-frame {
  position: relative;
  border: 1px solid var(--green-dim);
  border-radius: 8px;
  padding: 8px;
  background: var(--panel);
  box-shadow: 0 0 30px rgba(0, 255, 65, 0.15);
}
.photo-frame::after {
  content: "// online";
  position: absolute;
  bottom: -12px; left: 12px;
  background: var(--bg);
  color: var(--green);
  font-size: 11px;
  padding: 2px 8px;
  border: 1px solid var(--border);
  border-radius: 3px;
}
.photo-frame img { width: 100%; display: block; border-radius: 5px; filter: grayscale(.3) contrast(1.05); }
.code-block {
  font-family: var(--mono);
  font-size: clamp(12px, 1.6vw, 14px);
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid var(--border);
  border-left: 3px solid var(--green-dim);
  border-radius: 6px;
  padding: 18px 20px;
  overflow-x: auto;
  max-width: 100%;
  line-height: 1.7;
  margin-bottom: 20px;
}
/* let grid/flex children shrink so a <pre> never widens the page */
.about-grid > * { min-width: 0; }
.c-key { color: #ff79c6; }
.c-var { color: var(--amber); }
.c-prop { color: #8be9fd; }
.c-str { color: var(--green); }
.c-bool { color: #ff79c6; }
.about-p { color: var(--text); }

/* ---------- Cards ---------- */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 26px; align-items: start; }
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 26px;
  transition: transform .25s, box-shadow .25s, border-color .25s;
  backdrop-filter: blur(6px);
}
.card:hover { transform: translateY(-5px); border-color: var(--green-dim); box-shadow: 0 8px 30px rgba(0, 255, 65, 0.12); }
.card-title { color: var(--green); font-size: 17px; margin-bottom: 16px; }
.card-list { list-style: none; }
.card-list li { position: relative; padding-left: 22px; margin-bottom: 12px; color: var(--text); font-size: 14px; }
.card-list li::before { content: "⚡"; position: absolute; left: 0; color: var(--green-dim); }
.tech { display: flex; gap: 18px; margin-top: 20px; font-size: 34px; flex-wrap: wrap; }
.tech i { transition: transform .2s; }
.tech i:hover { transform: scale(1.2) translateY(-2px); }

/* ---------- Timeline ---------- */
.timeline { position: relative; padding-left: 8px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 27px; top: 6px; bottom: 6px;
  width: 2px;
  background: linear-gradient(var(--green-dim), transparent);
}
.tl-item { display: grid; grid-template-columns: 56px 1fr; gap: 22px; margin-bottom: 34px; position: relative; }
.tl-logo {
  width: 56px; height: 56px;
  border-radius: 8px;
  background: #fff;
  display: flex; align-items: center; justify-content: center;
  border: 2px solid var(--green-dim);
  box-shadow: 0 0 14px rgba(0, 255, 65, 0.25);
  overflow: hidden;
  z-index: 1;
}
.tl-logo img { width: 100%; height: 100%; object-fit: contain; padding: 6px; }
.tl-content {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 18px 22px;
  transition: border-color .25s, transform .25s;
}
.tl-content:hover { border-color: var(--green-dim); transform: translateX(4px); }
.tl-date { color: var(--amber); font-size: 12px; letter-spacing: .5px; }
.tl-content h3 { color: var(--text); font-size: 17px; margin: 6px 0; }
.tl-at { color: var(--green); }
.tl-content p { color: var(--text-dim); font-size: 14px; }
.tl-loc { display: inline-block; margin-top: 8px; font-size: 12px; color: var(--text-dim); }
.tl-loc::before { content: "◉ "; color: var(--green-dim); }

/* Featured (founder) entry */
.tl-item.featured .tl-content {
  border-color: var(--green-dim);
  background: linear-gradient(180deg, rgba(0, 255, 65, 0.07), var(--panel));
  box-shadow: 0 0 26px rgba(0, 255, 65, 0.14);
}
.tl-logo-mark {
  background: #041a0d !important;
  box-shadow: 0 0 16px rgba(0, 255, 65, 0.3);
}
.tl-logo-mark img { padding: 7px; filter: drop-shadow(0 0 4px var(--green-glow)); }
.badge {
  font-size: 11px;
  color: var(--green);
  border: 1px solid var(--green-dim);
  border-radius: 4px;
  padding: 2px 7px;
  margin-left: 6px;
  vertical-align: middle;
  background: var(--green-deep);
  white-space: nowrap;
}
.tl-links { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; margin-top: 14px; }
.tl-links a { font-size: 13px; color: var(--green); }
.tl-links a:hover { text-shadow: 0 0 8px var(--green-glow); }
.tl-cta {
  background: var(--green-deep);
  border: 1px solid var(--green-dim);
  padding: 8px 16px;
  border-radius: 5px;
  font-weight: 700;
  transition: all .2s;
}
.tl-cta:hover { background: var(--green); color: #001b06 !important; box-shadow: 0 0 16px var(--green-glow); text-shadow: none; }
.tech-sm { font-size: 26px; gap: 14px; margin-top: 16px; }

/* Projects */
.card.proj { display: flex; flex-direction: column; }
.proj-year { color: var(--amber); font-size: 12px; letter-spacing: .5px; margin: -8px 0 14px; }
.card.proj .tl-links { margin-top: auto; padding-top: 14px; }
.card.proj .card-list li { font-size: 13.5px; }
.tl-links a { overflow-wrap: anywhere; }

/* ---------- Education ---------- */
.edu-head { display: flex; gap: 16px; align-items: center; margin-bottom: 16px; }
.edu-head img { width: 52px; height: 52px; object-fit: contain; background: #fff; border-radius: 8px; padding: 5px; }
.edu-head h3 { color: var(--green); font-size: 16px; line-height: 1.3; }
.edu-sub { color: var(--text-dim); font-size: 13px; margin-top: 4px; }

.certs { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.cert {
  display: flex; gap: 14px; align-items: center;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  transition: border-color .2s, transform .2s;
}
.cert:hover { border-color: var(--green-dim); transform: translateY(-3px); box-shadow: 0 6px 20px rgba(0,255,65,.1); }
.cert img { width: 46px; height: 46px; object-fit: contain; background: #fff; border-radius: 6px; padding: 4px; }
.cert strong { color: var(--text); font-size: 14px; display: block; }
.cert span { color: var(--text-dim); font-size: 12px; }

/* ---------- Contact ---------- */
.contact-box { max-width: 760px; margin: 0 auto; }
.contact-list { list-style: none; margin-top: 18px; }
.contact-list li { padding: 8px 0; font-size: 15px; border-bottom: 1px dashed var(--border); }
.contact-list li:last-child { border-bottom: none; }
.contact-list .c-prop { color: #8be9fd; display: inline-block; min-width: 92px; }

/* ---------- Footer ---------- */
.footer {
  text-align: center;
  padding: 40px 20px;
  border-top: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 13px;
}
.footer-sub { margin-top: 8px; font-size: 11px; opacity: .7; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .nav-brand { font-size: 12px; }
  .about-grid { grid-template-columns: 1fr; }
  .about-photo { max-width: 260px; }
  .cards, .certs { grid-template-columns: 1fr; }
  /* full-width dropdown below the nav — no horizontal overflow */
  .nav-links {
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--panel-solid);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 14px 26px rgba(0, 0, 0, 0.55);
    padding: 4px 20px 14px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity .25s ease, transform .25s ease, visibility .25s;
  }
  .nav-links.open { opacity: 1; visibility: visible; transform: none; }
  .nav-links a { padding: 13px 2px; font-size: 16px; border-bottom: 1px solid var(--border); }
  .nav-links a:last-child { border-bottom: none; }
  .nav-resume { margin-top: 10px; text-align: center; border-radius: 6px; }
  .nav-toggle { display: block; }
}
@media (max-width: 480px) {
  .tl-item { grid-template-columns: 44px 1fr; gap: 14px; }
  .timeline::before { left: 21px; }
  .tl-logo { width: 44px; height: 44px; }
  .social { font-size: 24px; }
  .glitch { font-size: clamp(26px, 9vw, 38px); }
  .code-block { font-size: 11px; padding: 14px 15px; }
}
/* Very small screens: trim the long terminal prompt so the top bar never overflows */
@media (max-width: 430px) {
  .nav-brand .prompt { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .glitch::before, .glitch::after, .blink, .cursor { animation: none; }
  #matrix { opacity: .18; }
}