/* ============================================================
   DESIGN TOKENS
   Concept: a backend engineer's world — job queues, terminals,
   async workers. Ink-navy surface (not pure black), amber accent
   ("processing" status color), teal secondary (links/success).
   ============================================================ */
:root{
  --bg:            #0B0F14;
  --bg-alt:        #0E141B;
  --surface:       #121A22;
  --surface-2:     #17212B;
  --border:        #223040;
  --border-soft:   #1A2530;

  --text:          #E7ECF2;
  --text-muted:    #8FA0AF;
  --text-faint:    #5A6B7A;

  --accent:        #E8A33D;   /* amber — "processing / active" */
  --accent-soft:   #F0BE73;
  --accent-dim:    rgba(232,163,61,0.14);

  --teal:          #4FB8A6;   /* secondary — links, success state */
  --teal-dim:      rgba(79,184,166,0.14);

  --font-display:  'Space Grotesk', 'Inter', sans-serif;
  --font-body:     'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:     'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --max: 1100px;
  --gutter: 24px;
}

/* ============================================================
   RESET
   ============================================================ */
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}
body{
  margin:0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3{ margin:0; font-family: var(--font-display); font-weight: 600; }
p{ margin: 0 0 1rem; color: var(--text-muted); }
p:last-child{ margin-bottom: 0; }
strong{ color: var(--text); font-weight: 600; }

.wrap{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* subtle grain so flat dark panels don't look sterile */
.noise{
  position: fixed; inset: 0; pointer-events: none; z-index: 999;
  opacity: 0.035; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header{
  position: sticky; top: 0; z-index: 100;
  background: rgba(11,15,20,0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
}
.header-inner{
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.brand{ display:flex; align-items:center; gap: 12px; }
.brand-mark{
  font-family: var(--font-mono); font-weight: 500; font-size: 0.95rem;
  color: var(--bg); background: var(--accent);
  width: 34px; height: 34px; border-radius: var(--radius-sm);
  display:flex; align-items:center; justify-content:center;
}
.brand-status{
  display:flex; align-items:center; gap:6px;
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.04em;
  color: var(--text-faint); text-transform: uppercase;
}
.dot{
  width:7px; height:7px; border-radius:50%; background: var(--teal);
  box-shadow: 0 0 0 0 rgba(79,184,166,0.6);
  animation: pulse 2.2s infinite;
}
@keyframes pulse{
  0%{ box-shadow: 0 0 0 0 rgba(79,184,166,0.55); }
  70%{ box-shadow: 0 0 0 7px rgba(79,184,166,0); }
  100%{ box-shadow: 0 0 0 0 rgba(79,184,166,0); }
}

.nav{ display:flex; align-items:center; gap: 28px; }
.nav-link{
  font-size: 0.92rem; color: var(--text-muted);
  transition: color 0.15s ease;
  position: relative;
}
.nav-link:hover{ color: var(--text); }
.nav-link::after{
  content:''; position:absolute; left:0; right:0; bottom:-6px; height:1px;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform 0.2s ease;
}
.nav-link:hover::after{ transform: scaleX(1); }
.nav-link.active{ color: var(--accent); }
.nav-link.active::after{ transform: scaleX(1); }
.nav-cta{
  font-family: var(--font-mono); font-size: 0.82rem;
  color: var(--accent); border: 1px solid var(--border);
  padding: 7px 12px; border-radius: var(--radius-sm);
}
.nav-cta::after{ display:none; }
.nav-cta:hover{ background: var(--accent-dim); border-color: var(--accent); color: var(--accent-soft); }

.nav-toggle{
  display:none; background:none; border:none; cursor:pointer;
  width: 34px; height: 34px; flex-direction:column; justify-content:center; gap:5px;
  padding: 0;
}
.nav-toggle span{ display:block; height:2px; background: var(--text); border-radius:2px; transition: all 0.2s ease; }
.nav-toggle.active span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2){ opacity: 0; }
.nav-toggle.active span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 860px){
  .nav-toggle{ display:flex; }
  .nav{
    position: fixed; top: 68px; left:0; right:0;
    background: var(--bg-alt); border-bottom: 1px solid var(--border-soft);
    flex-direction: column; align-items: flex-start; gap: 0;
    max-height: 0; overflow: hidden; transition: max-height 0.25s ease;
  }
  .nav.open{ max-height: 400px; }
  .nav-link{ width:100%; padding: 16px var(--gutter); border-bottom: 1px solid var(--border-soft); }
  .nav-link::after{ display:none; }
  .nav-cta{ margin: 12px var(--gutter); border-radius: var(--radius-sm); width: calc(100% - 48px); text-align:center; }
}

/* ============================================================
   HERO
   ============================================================ */
.hero{ padding: 96px 0 80px; }
.hero-grid{
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center;
}
.eyebrow{
  font-family: var(--font-mono); font-size: 0.82rem; color: var(--teal);
  letter-spacing: 0.02em; margin-bottom: 18px;
}
.hero-title{
  font-size: clamp(2.4rem, 5vw, 3.6rem); line-height: 1.06;
  letter-spacing: -0.01em; margin-bottom: 22px;
}
.cursor{ color: var(--accent); animation: blink 1.1s step-end infinite; }
@keyframes blink{ 50%{ opacity: 0; } }
.hero-lede{ font-size: 1.08rem; max-width: 46ch; margin-bottom: 32px; }
.hero-actions{ display:flex; gap: 14px; flex-wrap: wrap; margin-bottom: 44px; }

.btn{
  display:inline-flex; align-items:center; gap:8px;
  padding: 13px 22px; border-radius: var(--radius-sm);
  font-size: 0.94rem; font-weight: 500; transition: all 0.15s ease;
  border: 1px solid transparent;
}
.btn-primary{ background: var(--accent); color: #14100A; }
.btn-primary:hover{ background: var(--accent-soft); transform: translateY(-1px); }
.btn-ghost{ border-color: var(--border); color: var(--text); }
.btn-ghost:hover{ border-color: var(--teal); color: var(--teal); }

.hero-stats{ display:flex; gap: 36px; flex-wrap: wrap; }
.hero-stats li{ display:flex; flex-direction:column; gap:2px; }
.stat-num{ font-family: var(--font-display); font-size: 1.5rem; font-weight: 600; color: var(--text); }
.stat-label{ font-size: 0.8rem; color: var(--text-faint); max-width: 16ch; }

/* the job.json signature panel */
.hero-panel{
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-md); overflow: hidden;
  box-shadow: 0 30px 60px -30px rgba(0,0,0,0.6);
}
.panel-chrome{
  display:flex; align-items:center; gap:8px;
  padding: 12px 16px; border-bottom: 1px solid var(--border-soft);
  background: var(--surface-2);
}
.chrome-dot{ width:10px; height:10px; border-radius:50%; }
.chrome-dot.red{ background:#E8637B; } .chrome-dot.yellow{ background:#E8C34D; } .chrome-dot.green{ background:#4FB8A6; }
.panel-title{
  margin-left: 8px; font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-faint);
}
.panel-body{
  margin:0; padding: 22px 20px; font-family: var(--font-mono); font-size: 0.86rem;
  line-height: 1.75; overflow-x: auto; color: var(--text-muted);
}
.tok-brace{ color: var(--text-faint); }
.tok-key{ color: var(--teal); }
.tok-str{ color: var(--accent-soft); }
.tok-status{ color: var(--accent); }
.blink{ animation: blink 1.1s step-end infinite; color: var(--accent); }

/* ============================================================
   SECTION SHELL
   ============================================================ */
.section{ padding: 88px 0; }
.section-alt{ background: var(--bg-alt); border-top: 1px solid var(--border-soft); border-bottom: 1px solid var(--border-soft); }
.section-eyebrow{
  font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-faint);
  letter-spacing: 0.05em; text-transform: uppercase; margin-bottom: 14px;
}
.section-title{ font-size: clamp(1.7rem, 3.2vw, 2.3rem); margin-bottom: 40px; letter-spacing: -0.01em; }

/* ============================================================
   ABOUT
   ============================================================ */
.about-grid{ display: grid; grid-template-columns: 240px 1fr; gap: 52px; align-items: start; }
.about-photo img{
  width: 100%; aspect-ratio: 1/1; object-fit: cover;
  border-radius: var(--radius-lg); border: 1px solid var(--border);
}
.about-copy .section-title{ margin-bottom: 20px; }
.about-meta{
  display:grid; gap: 16px; margin-top: 28px; padding-top: 24px;
  border-top: 1px solid var(--border-soft);
}
.meta-item{ display:flex; flex-direction:column; gap:4px; }
.meta-label{ font-family: var(--font-mono); font-size: 0.74rem; color: var(--accent); text-transform: uppercase; letter-spacing: 0.04em; }
.meta-value{ font-size: 0.92rem; color: var(--text-muted); }

/* ============================================================
   TIMELINE (experience — real chronology, so numbering/dates
   as the structural device is earned here)
   ============================================================ */
.timeline{ position: relative; }
.timeline-item{
  display: grid; grid-template-columns: 190px 1fr; gap: 32px;
  padding: 28px 0; border-top: 1px solid var(--border-soft);
}
.timeline-item:first-child{ border-top: none; }
.timeline-date span{
  font-family: var(--font-mono); font-size: 0.82rem; color: var(--text-faint);
}
.timeline-body h3{ font-size: 1.15rem; margin-bottom: 10px; }
.tl-company{ font-family: var(--font-body); font-weight: 400; color: var(--text-faint); font-size: 0.95rem; }
.timeline-body p{ max-width: 68ch; margin-bottom: 16px; }

.tag-row, .tl-tags{ display:flex; flex-wrap:wrap; gap: 8px; }
.tag-row li, .tl-tags li{
  font-family: var(--font-mono); font-size: 0.76rem; color: var(--text-muted);
  border: 1px solid var(--border); border-radius: 999px; padding: 5px 12px;
}

@media (max-width: 700px){
  .timeline-item{ grid-template-columns: 1fr; gap: 8px; }
}

/* ============================================================
   PROJECTS
   ============================================================ */
.project-grid{
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;
}
.project-card{
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 28px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.project-card:hover{ border-color: var(--teal); transform: translateY(-2px); }
.project-card--feature{ grid-column: span 2; background: linear-gradient(160deg, var(--surface), var(--surface-2)); }
.project-head{ display:flex; align-items:flex-start; justify-content:space-between; gap: 12px; margin-bottom: 6px; }
.project-head h3{ font-size: 1.2rem; }
.project-badge{
  flex-shrink:0; font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--text-faint); border: 1px solid var(--border); border-radius: 999px;
  padding: 4px 10px; white-space: nowrap;
}
.project-badge--link{ color: var(--teal); border-color: var(--teal-dim); }
.project-badge--link:hover{ background: var(--teal-dim); }
.project-role{ font-family: var(--font-mono); font-size: 0.78rem; color: var(--accent); margin-bottom: 14px; }
.project-card p:not(.project-role){ margin-bottom: 18px; }

@media (max-width: 760px){
  .project-grid{ grid-template-columns: 1fr; }
  .project-card--feature{ grid-column: span 1; }
}

/* ============================================================
   SKILLS
   ============================================================ */
.skills-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px 40px; }
.skill-group h3{
  font-size: 0.82rem; font-family: var(--font-mono); text-transform: uppercase;
  letter-spacing: 0.04em; color: var(--teal); margin-bottom: 14px;
}
@media (max-width: 760px){ .skills-grid{ grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px){ .skills-grid{ grid-template-columns: 1fr; } }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-lede{ max-width: 58ch; margin-bottom: 40px; font-size: 1.02rem; }
.contact-grid{ display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.contact-card{
  display:flex; flex-direction:column; gap: 8px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 22px 20px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.contact-card:hover{ border-color: var(--accent); transform: translateY(-2px); }
.contact-label{ font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.04em; }
.contact-value{ font-size: 0.98rem; color: var(--text); word-break: break-word; }

@media (max-width: 760px){ .contact-grid{ grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px){ .contact-grid{ grid-template-columns: 1fr; } }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer{ padding: 32px 0 48px; }
.footer-inner{
  display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap: 12px;
  font-size: 0.84rem; color: var(--text-faint);
}
.back-top{ color: var(--text-faint); transition: color 0.15s ease; }
.back-top:hover{ color: var(--accent); }

/* ============================================================
   RESPONSIVE — hero / about stacking
   ============================================================ */
@media (max-width: 900px){
  .hero-grid{ grid-template-columns: 1fr; }
  .hero{ padding-top: 48px; }
  .about-grid{ grid-template-columns: 1fr; }
  .about-photo{ width: 160px; }
}

/* ============================================================
   SCROLL REVEAL (progressive enhancement — JS adds .in-view)
   ============================================================ */
.reveal{ opacity: 0; transform: translateY(16px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in-view{ opacity: 1; transform: translateY(0); }

/* keyboard focus visibility */
a:focus-visible, button:focus-visible{
  outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px;
}