/* =========================================================
   Javier Torres — resume site
   Hand-written CSS. No frameworks.
   ========================================================= */

:root {
  --bg:        #0b0f14;
  --bg-alt:    #0f151c;
  --panel:     #131b24;
  --panel-2:   #17212c;
  --line:      #223040;
  --text:      #e6edf3;
  --text-dim:  #9fb0c0;
  --text-mute: #6d8296;
  --accent:    #38d9a0;
  --accent-2:  #4bb3fd;
  --accent-dim:#1c6b52;

  --radius:    14px;
  --radius-sm: 9px;
  --wrap:      1080px;

  --mono: ui-monospace, "SF Mono", "Cascadia Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; font-weight: 650; letter-spacing: -.015em; }
p { margin: 0 0 1em; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
ul { margin: 0; padding: 0; list-style: none; }
em { color: var(--text); font-style: italic; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--accent); color: #04140f; padding: 10px 16px;
  border-radius: 0 0 var(--radius-sm) 0; z-index: 999;
}
.skip:focus { left: 0; }

/* ============ NAV ============ */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(11,15,20,0);
  border-bottom: 1px solid transparent;
  transition: background .25s ease, border-color .25s ease, backdrop-filter .25s ease;
}
.nav.scrolled {
  background: rgba(11,15,20,.86);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }

.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 650; letter-spacing: -.01em; }
.brand:hover { text-decoration: none; }
.brand-mark {
  display: grid; place-items: center;
  width: 32px; height: 32px; border-radius: 9px;
  background: linear-gradient(140deg, var(--accent), var(--accent-2));
  color: #04140f; font-family: var(--mono); font-size: 13px; font-weight: 700;
}
.brand-text { font-size: 15px; }

.nav-links { display: flex; gap: 26px; }
.nav-links a {
  color: var(--text-dim); font-size: 14px; font-weight: 500;
  position: relative; padding: 4px 0;
}
.nav-links a:hover, .nav-links a.active { color: var(--text); text-decoration: none; }
.nav-links a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0;
  height: 2px; background: var(--accent); transition: right .22s ease;
}
.nav-links a:hover::after, .nav-links a.active::after { right: 0; }

.nav-toggle {
  display: none; background: none; border: 0; cursor: pointer;
  flex-direction: column; gap: 5px; padding: 8px;
}
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: transform .2s ease, opacity .2s ease; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============ HERO ============ */
.hero { position: relative; padding: 168px 0 92px; overflow: hidden; }
.hero-bg {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(760px 420px at 78% -8%, rgba(56,217,160,.15), transparent 62%),
    radial-gradient(620px 380px at 12% 8%, rgba(75,179,253,.11), transparent 60%),
    linear-gradient(180deg, #0b0f14 0%, #0b0f14 72%, #0f151c 100%);
}
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(56,217,160,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56,217,160,.045) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(680px 420px at 62% 12%, #000 8%, transparent 72%);
  -webkit-mask-image: radial-gradient(680px 420px at 62% 12%, #000 8%, transparent 72%);
}
.hero-inner { position: relative; z-index: 1; }

.hero-kicker {
  font-family: var(--mono); font-size: 13px; letter-spacing: .13em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 14px;
}
.hero-name { font-size: clamp(2.5rem, 7vw, 4.1rem); margin: 0 0 6px; letter-spacing: -.03em; }
.hero-title {
  font-size: clamp(1.05rem, 2.6vw, 1.5rem); font-weight: 500;
  color: var(--text-dim); margin: 0 0 22px;
}
.hero-tag { font-size: 1.08rem; color: var(--text-dim); max-width: 46ch; margin-bottom: 30px; }

.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 58px; }

.btn {
  display: inline-block; padding: 11px 22px; border-radius: var(--radius-sm);
  border: 1px solid var(--line); color: var(--text); font-size: 14.5px; font-weight: 550;
  transition: transform .16s ease, border-color .16s ease, background .16s ease, color .16s ease;
}
.btn:hover { text-decoration: none; border-color: var(--accent); color: var(--accent); transform: translateY(-1px); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #04140f; }
.btn-primary:hover { background: #4ae6ad; border-color: #4ae6ad; color: #04140f; }

.hero-stats {
  display: grid; grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 18px; padding-top: 30px; border-top: 1px solid var(--line);
}
.hero-stats li { display: flex; flex-direction: column; gap: 2px; }
.hero-stats strong {
  font-family: var(--mono); font-size: 1.55rem; font-weight: 700; color: var(--accent);
  letter-spacing: -.02em;
}
.hero-stats span { font-size: 13px; color: var(--text-mute); line-height: 1.4; }

/* ============ SECTIONS ============ */
.section { padding: 88px 0; }
.section-alt { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

.eyebrow {
  font-family: var(--mono); font-size: 12px; letter-spacing: .16em;
  text-transform: uppercase; color: var(--accent-dim); margin-bottom: 10px;
  filter: brightness(1.7);
}
.section-title { font-size: clamp(1.5rem, 3.6vw, 2.1rem); margin-bottom: 34px; max-width: 26ch; }

.prose p { color: var(--text-dim); font-size: 1.02rem; max-width: 68ch; }
.prose p:last-child { margin-bottom: 0; }

/* ============ CARDS ============ */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 18px; }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; transition: border-color .2s ease, transform .2s ease;
}
.card:hover { border-color: #2d4256; transform: translateY(-2px); }
.card h3 { font-size: 1.02rem; display: flex; align-items: center; gap: 9px; margin-bottom: 14px; }
.ico { color: var(--accent); font-size: 1rem; }
.card-note { font-size: 13px; color: var(--text-mute); margin: 12px 0 0; }

.tags { display: flex; flex-wrap: wrap; gap: 7px; }
.tags li {
  font-size: 12.5px; color: var(--text-dim); background: var(--panel-2);
  border: 1px solid var(--line); border-radius: 999px; padding: 4px 11px;
  transition: border-color .16s ease, color .16s ease;
}
.card:hover .tags li { border-color: #2d4256; }
.tags li:hover { color: var(--accent); border-color: var(--accent-dim); }

.plain { display: flex; flex-direction: column; gap: 10px; }
.plain li { font-size: 14px; color: var(--text-dim); padding-left: 16px; position: relative; }
.plain li::before { content: "▸"; position: absolute; left: 0; color: var(--accent); font-size: 11px; top: 3px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 18px; }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }

/* ============ TIMELINE ============ */
.timeline { position: relative; padding-left: 30px; }
.timeline::before {
  content: ""; position: absolute; left: 6px; top: 8px; bottom: 8px; width: 1px;
  background: linear-gradient(180deg, var(--accent-dim), var(--line) 12%, var(--line) 88%, transparent);
}
.job { position: relative; padding-bottom: 42px; }
.job:last-child { padding-bottom: 0; }
.job::before {
  content: ""; position: absolute; left: -30px; top: 9px;
  width: 13px; height: 13px; border-radius: 50%;
  background: var(--bg); border: 2px solid var(--accent-dim);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.job:hover::before { border-color: var(--accent); box-shadow: 0 0 0 4px rgba(56,217,160,.12); }

.job-head h3 { font-size: 1.12rem; margin-bottom: 5px; }
.job-meta { font-size: 13.5px; color: var(--text-mute); margin: 0 0 12px; font-family: var(--mono); }
.job-meta .co { color: var(--accent); font-weight: 600; }
.job-meta .when { color: var(--text-dim); }
.job-sub { font-size: 13px; color: var(--text-mute); font-style: italic; margin: -6px 0 12px; }

.job ul { display: flex; flex-direction: column; gap: 9px; }
.job li {
  font-size: 14.5px; color: var(--text-dim); padding-left: 19px; position: relative;
}
.job li::before {
  content: ""; position: absolute; left: 2px; top: 10px;
  width: 5px; height: 5px; border-radius: 50%; background: var(--accent-dim);
}
.job li strong { color: var(--text); font-weight: 600; }

.gap-note {
  margin-top: 30px; padding: 20px 22px; border-radius: var(--radius);
  background: var(--panel); border: 1px solid var(--line); border-left: 3px solid var(--accent-dim);
}
.gap-note h3 { font-size: .98rem; margin-bottom: 6px; }
.gap-note p { font-size: 14px; color: var(--text-dim); margin: 0; }

/* ============ PROJECTS ============ */
.proj {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; transition: border-color .2s ease, transform .2s ease;
}
.proj:hover { border-color: #2d4256; transform: translateY(-2px); }
.proj h3 { font-size: 1.03rem; margin-bottom: 5px; }
.proj-when { font-family: var(--mono); font-size: 12px; color: var(--accent); margin: 0 0 12px; letter-spacing: .02em; }
.proj p:last-child { font-size: 14.5px; color: var(--text-dim); margin: 0; }

/* ============ HOME LAB ============ */
.lab-grid { display: grid; grid-template-columns: 1.35fr 1fr; gap: 34px; align-items: start; }
.lab-list { display: flex; flex-direction: column; gap: 10px; }
.lab-list li {
  font-size: 14px; color: var(--text-dim); padding: 11px 15px;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-sm);
  border-left: 2px solid var(--accent-dim);
}

/* ============ CONTACT ============ */
.contact { padding-bottom: 110px; }
.contact-lead { color: var(--text-dim); max-width: 52ch; margin-bottom: 30px; }
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.contact-card {
  display: flex; flex-direction: column; gap: 6px;
  padding: 20px; border-radius: var(--radius);
  background: var(--panel); border: 1px solid var(--line);
  transition: border-color .2s ease, transform .2s ease;
}
a.contact-card:hover { border-color: var(--accent); text-decoration: none; transform: translateY(-2px); }
.contact-card.static { opacity: .82; }
.contact-label {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--text-mute);
}
.contact-value { font-size: 15px; color: var(--text); word-break: break-word; }
a.contact-card:hover .contact-value { color: var(--accent); }

/* ============ FOOTER ============ */
.footer { border-top: 1px solid var(--line); padding: 28px 0; background: var(--bg-alt); }
.footer-inner { display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.footer p { margin: 0; font-size: 13px; color: var(--text-mute); }
.footer-note { font-family: var(--mono); font-size: 12px; }

/* ============ REVEAL ============ */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .55s ease, transform .55s ease; }
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  .lab-grid { grid-template-columns: 1fr; gap: 22px; }
}

@media (max-width: 760px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; gap: 0;
    background: rgba(11,15,20,.98);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
    max-height: 0; overflow: hidden; transition: max-height .28s ease;
  }
  .nav-links.open { max-height: 340px; }
  .nav-links a { padding: 15px 24px; border-bottom: 1px solid var(--line); }
  .nav-links a::after { display: none; }

  .hero { padding: 130px 0 70px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 20px 16px; }
  .section { padding: 64px 0; }
  .timeline { padding-left: 24px; }
  .job::before { left: -24px; }
  .footer-inner { flex-direction: column; gap: 6px; }
}

@media (max-width: 420px) {
  .wrap { padding: 0 18px; }
  .hero-stats strong { font-size: 1.05rem; letter-spacing: -.03em; }
  .hero-stats span { font-size: 12px; }
}

/* ============ PRINT ============ */
/* LISA featured project card */
.proj--lisa { grid-column: 1 / -1; }
.proj--lisa p { font-size: 14.5px; color: var(--text-dim); margin: 0 0 12px; }
.proj--lisa .proj-lead { margin-bottom: 14px; }
.proj--lisa .proj-note { font-size: 13.5px; color: var(--text-mute); margin: 0; }
.proj--lisa ul { list-style: none; margin: 0 0 14px; padding: 0; display: grid; gap: 8px 26px; }
.proj--lisa li { position: relative; padding-left: 17px; font-size: 14.5px; color: var(--text-dim); line-height: 1.55; }
.proj--lisa li::before { content: "\25B8"; position: absolute; left: 0; top: 1px; color: var(--accent); font-size: 11px; }
.proj--lisa li strong { color: var(--text); font-weight: 600; }
@media (min-width: 700px) { .proj--lisa ul { grid-template-columns: 1fr 1fr; } }

@media print {
  :root { --bg: #fff; --bg-alt: #fff; --panel: #fff; --panel-2: #fff; --text: #111; --text-dim: #333; --text-mute: #555; --line: #ccc; --accent: #0a6b4f; }
  .nav, .hero-bg, .hero-cta, .footer-note { display: none !important; }
  body { background: #fff; color: #111; font-size: 11pt; }
  .hero { padding: 0 0 20px; }
  .section, .section-alt { padding: 14px 0; break-inside: avoid; background: #fff; border: 0; }
  .reveal { opacity: 1 !important; transform: none !important; }
  .card, .proj, .job { break-inside: avoid; }
  a { color: #111; text-decoration: underline; }

  .skip, .nav-toggle, .print-hide { display: none !important; }
  .eyebrow { filter: none; }
  .hero-name { font-size: 22pt; }
  .hero-title { font-size: 12pt; color: #333; }
  .hero-tag { color: #222; font-size: 10.5pt; }
  .btn { border: 0; padding: 0; color: #111; }
  .hero-stats { border-top: 1px solid #ccc; padding-top: 10px; gap: 10px; }
  .hero-stats strong { font-size: 12pt; }
  .hero-stats span { font-size: 9pt; }
  .job { padding-bottom: 14px; }
  .job li, .proj p:last-child { font-size: 10pt; }
  .proj--lisa p, .proj--lisa li { font-size: 10pt; }
  .proj--lisa .proj-note { font-size: 9.5pt; }
  .proj--lisa { padding: 16px; }
  .job::before { background: #fff; }
  .timeline::before { background: #ccc; }
  .gap-note { border-left: 3px solid #0a6b4f; padding: 12px 14px; margin-top: 16px; }
  .card, .proj { padding: 14px; }
  .card:hover, .proj:hover { transform: none; }
  .contact { padding-bottom: 20px; }
  .section { padding: 10px 0; }
  .section, .section-alt { padding: 10px 0; break-inside: auto !important; }
  .section-title { margin-bottom: 14px; font-size: 15pt; }
  .prose p { font-size: 10pt; }
  .plain li, .tags li { font-size: 9.5pt; }
  .lab-grid { grid-template-columns: 1fr; gap: 12px; }
  h1, h2, h3 { margin-bottom: .3em; }
}