/* ============================================================
   Alex Carter — SQA Engineer Portfolio
   Hand-written CSS. No frameworks.
   ============================================================ */

:root {
  /* Brand */
  --color-primary: #0F172A;
  --color-secondary: #1E293B;
  --color-accent: #22D3EE;
  --color-bg: #F8FAFC;
  --color-surface: #FFFFFF;

  /* Text */
  --text-on-light: #0F172A;
  --text-muted: #64748B;
  --text-on-dark: #E2E8F0;
  --text-on-dark-dim: #94A3B8;

  /* Status */
  --pass: #10B981;
  --fail: #F43F5E;
  --warn: #F59E0B;

  /* Borders */
  --border: #E2E8F0;
  --border-dark: #334155;

  /* Fonts */
  --font-head: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Menlo, monospace;

  /* Radius */
  --r: 8px;
  --r-lg: 12px;
  --r-pill: 999px;

  /* Shadow */
  --sh-sm: 0 1px 2px rgba(15, 23, 42, 0.04), 0 1px 3px rgba(15, 23, 42, 0.06);
  --sh-md: 0 4px 12px rgba(15, 23, 42, 0.06), 0 2px 4px rgba(15, 23, 42, 0.04);
  --sh-lg: 0 18px 40px rgba(15, 23, 42, 0.10);
  --sh-accent: 0 8px 24px rgba(34, 211, 238, 0.25);

  /* Layout */
  --nav-h: 72px;
  --maxw: 1160px;
  --space: 8px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
html, body { overflow-x: hidden; max-width: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--text-on-light);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
/* Mobile overflow guards (D2) */
.case, .tc-card, .bug-card, .par-block, .case-par, .metric, .skill-card, .pillar { min-width: 0; max-width: 100%; }
.par-block p, .tc-meta dd, .bug-meta dd, .case-title, .metric-val { overflow-wrap: anywhere; word-break: break-word; }
.code-wrap { max-width: 100%; }
.code-pre { max-width: 100%; }
h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.15; margin: 0; letter-spacing: -0.02em; }
p { margin: 0; }
ul { list-style: none; margin: 0; padding: 0; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button { font-family: inherit; cursor: pointer; }

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

/* ---------- Focus / a11y ---------- */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 4px;
}
.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 200;
  background: var(--color-accent); color: var(--color-primary);
  padding: 10px 16px; border-radius: 0 0 var(--r) 0; font-weight: 600;
}
.skip-link:focus { left: 0; }

/* ---------- Sections ---------- */
.section { padding: 96px 0; scroll-margin-top: var(--nav-h); }
.section-light { background: var(--color-bg); color: var(--text-on-light); }
.section-alt { background: #F1F5F9; }
.section-dark { background: var(--color-primary); color: var(--text-on-dark); }
section[id] { scroll-margin-top: var(--nav-h); }

.section-head { max-width: 720px; margin-bottom: 56px; }
.kicker {
  display: inline-block; font-family: var(--font-mono); font-size: 0.78rem;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-accent);
  font-weight: 500; margin-bottom: 14px;
}
.kicker-dark { color: var(--color-accent); }
.section-title { font-size: clamp(1.9rem, 4vw, 2.6rem); font-weight: 700; }
.section-intro { margin-top: 16px; color: var(--text-muted); font-size: 1.05rem; max-width: 60ch; }
.intro-dark { color: var(--text-on-dark-dim); }
.head-on-dark .section-title { color: #fff; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; justify-content: center;
  font-family: var(--font-body); font-weight: 600; font-size: 0.95rem;
  padding: 12px 22px; border-radius: var(--r-pill); border: 1px solid transparent;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
  white-space: nowrap; cursor: pointer;
}
.btn i, .btn svg { width: 18px; height: 18px; }
.btn-sm { padding: 9px 16px; font-size: 0.88rem; }
.btn-block { width: 100%; }

.btn-primary { background: var(--color-accent); color: var(--color-primary); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--sh-accent); background: #38dcf0; }

.btn-ghost-dark { background: transparent; color: var(--text-on-dark); border-color: var(--border-dark); }
.btn-ghost-dark:hover { border-color: var(--color-accent); color: #fff; transform: translateY(-2px); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  height: var(--nav-h);
  background: rgba(248, 250, 252, 0.72);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: background .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.site-header.is-scrolled {
  background: rgba(248, 250, 252, 0.92);
  border-bottom-color: var(--border);
  box-shadow: var(--sh-sm);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: var(--nav-h); }

.brand { display: flex; align-items: center; gap: 12px; font-weight: 700; }
.brand-mark {
  display: grid; place-items: center; width: 38px; height: 38px;
  background: var(--color-primary); color: var(--color-accent);
  font-family: var(--font-head); font-weight: 700; font-size: 0.95rem;
  border-radius: var(--r); letter-spacing: 0.02em;
}
.brand-name { font-family: var(--font-head); font-size: 1.05rem; color: var(--text-on-light); }

.nav-list { display: flex; gap: 4px; }
.nav-link {
  position: relative; padding: 8px 14px; border-radius: var(--r);
  font-size: 0.93rem; font-weight: 500; color: var(--text-muted);
  transition: color .18s ease, background .18s ease;
}
.nav-link:hover { color: var(--text-on-light); background: rgba(15,23,42,0.04); }
.nav-link.active { color: var(--color-primary); }
.nav-link.active::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 2px; height: 2px;
  background: var(--color-accent); border-radius: 2px;
}

.nav-actions { display: flex; align-items: center; gap: 12px; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; padding: 8px; }
.nav-toggle-bar { width: 22px; height: 2px; background: var(--color-primary); border-radius: 2px; transition: transform .25s ease, opacity .2s ease; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  position: fixed; top: var(--nav-h); left: 0; right: 0; z-index: 99;
  background: var(--color-surface); border-bottom: 1px solid var(--border);
  box-shadow: var(--sh-lg); padding: 16px 24px 24px;
}
.mobile-menu-list { display: flex; flex-direction: column; gap: 4px; }
.mobile-link { padding: 12px 8px; border-radius: var(--r); font-weight: 500; color: var(--text-on-light); }
.mobile-link:hover { background: rgba(15,23,42,0.04); }
.mobile-cta { margin-top: 10px; }

/* ============================================================
   HERO
   ============================================================ */
.hero { position: relative; overflow: hidden; padding: 84px 0 96px; }
.hero-bg-grid {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    radial-gradient(900px 500px at 78% -10%, rgba(34,211,238,0.16), transparent 60%),
    linear-gradient(to right, rgba(148,163,184,0.07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(148,163,184,0.07) 1px, transparent 1px);
  background-size: 100% 100%, 40px 40px, 40px 40px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,1), rgba(0,0,0,0.2));
}
.hero-inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 56px; align-items: center;
}

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.04em;
  color: var(--color-accent);
  background: rgba(34,211,238,0.08); border: 1px solid rgba(34,211,238,0.22);
  padding: 6px 14px; border-radius: var(--r-pill); margin-bottom: 22px;
}
.eyebrow-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--color-accent); box-shadow: 0 0 0 4px rgba(34,211,238,0.18); }

.hero-name { font-family: var(--font-mono); color: var(--text-on-dark-dim); font-size: 0.95rem; margin-bottom: 8px; letter-spacing: 0.02em; }
.hero-title { font-size: clamp(2.4rem, 6vw, 4rem); font-weight: 700; color: #fff; line-height: 1.05; }
.accent-text { color: var(--color-accent); }
.hero-sub { margin-top: 22px; font-size: 1.12rem; color: var(--text-on-dark); max-width: 56ch; }
.hero-support { margin-top: 14px; color: var(--text-on-dark-dim); max-width: 56ch; }

.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }

.hero-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 44px; }
.stat-chip {
  background: rgba(30,41,59,0.55); border: 1px solid var(--border-dark);
  border-radius: var(--r-lg); padding: 16px 14px; text-align: left;
}
.stat-num { display: block; font-family: var(--font-head); font-weight: 700; font-size: 1.55rem; color: #fff; }
.stat-text { display: block; font-family: var(--font-head); font-weight: 700; font-size: 1.12rem; color: var(--color-accent); line-height: 1.2; }
.stat-label { font-size: 0.78rem; color: var(--text-on-dark-dim); }

/* Dashboard mock */
.hero-dash { display: flex; flex-direction: column; gap: 16px; }
.dash-card {
  background: linear-gradient(160deg, rgba(30,41,59,0.92), rgba(15,23,42,0.92));
  border: 1px solid var(--border-dark); border-radius: var(--r-lg);
  padding: 20px; box-shadow: var(--sh-lg);
}
.dash-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.dash-title { font-family: var(--font-head); font-weight: 600; color: #fff; font-size: 1.02rem; }
.dash-subtitle { font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-on-dark-dim); }

.ci-chip {
  display: inline-flex; align-items: center; gap: 6px; font-size: 0.74rem; font-weight: 600;
  padding: 4px 10px; border-radius: var(--r-pill); font-family: var(--font-mono);
}
.ci-pass { background: rgba(16,185,129,0.12); color: var(--pass); border: 1px solid rgba(16,185,129,0.3); }

.dash-counts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 16px; }
.count-block { background: rgba(15,23,42,0.5); border: 1px solid var(--border-dark); border-radius: var(--r); padding: 12px; text-align: center; }
.count-val { display: block; font-family: var(--font-head); font-weight: 700; font-size: 1.5rem; }
.count-key { font-size: 0.72rem; color: var(--text-on-dark-dim); }
.pass-text { color: var(--pass); }
.fail-text { color: var(--fail); }
.muted-text { color: var(--text-on-dark-dim); }

.progress { height: 8px; background: rgba(15,23,42,0.6); border-radius: var(--r-pill); overflow: hidden; }
.progress-fill { display: block; height: 100%; background: linear-gradient(90deg, var(--pass), #34d399); border-radius: var(--r-pill); }
.dash-foot { display: flex; justify-content: space-between; margin-top: 10px; font-size: 0.76rem; color: var(--text-on-dark-dim); font-family: var(--font-mono); }

.dash-pipeline .dash-subtitle { display: block; margin-bottom: 14px; }
.pipeline-strip, .ci-strip { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.pl-step, .ci-step { display: flex; align-items: center; gap: 7px; font-size: 0.82rem; color: var(--text-on-dark); font-family: var(--font-mono); }
.pl-line, .ci-line { flex: 1; min-width: 14px; height: 1px; background: var(--border-dark); }

.dot { width: 9px; height: 9px; border-radius: 50%; flex: none; display: inline-block; }
.dot-pass { background: var(--pass); box-shadow: 0 0 0 3px rgba(16,185,129,0.18); }
.dot-fail { background: var(--fail); box-shadow: 0 0 0 3px rgba(244,63,94,0.18); }
.dot-run  { background: var(--warn); box-shadow: 0 0 0 3px rgba(245,158,11,0.18); animation: pulse 1.4s ease-in-out infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }

/* ============================================================
   ABOUT
   ============================================================ */
.about-grid { display: grid; grid-template-columns: 280px 1fr; gap: 40px; align-items: start; margin-bottom: 64px; }
.about-card {
  background: var(--color-surface); border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: 28px; text-align: center; box-shadow: var(--sh-sm); position: sticky; top: calc(var(--nav-h) + 24px);
}
.about-mono {
  width: 88px; height: 88px; margin: 0 auto 18px; display: grid; place-items: center;
  background: var(--color-primary); color: var(--color-accent);
  font-family: var(--font-head); font-weight: 700; font-size: 2rem; border-radius: var(--r-lg);
}
.about-card-name { font-family: var(--font-head); font-weight: 600; font-size: 1.2rem; }
.about-card-role { color: var(--text-muted); margin-bottom: 10px; }
.about-card-loc { display: inline-flex; align-items: center; gap: 6px; color: var(--text-muted); font-size: 0.86rem; margin-bottom: 16px; }
.about-card-loc i, .about-card-loc svg { width: 14px; height: 14px; color: var(--color-accent); }
.avail-badge {
  display: inline-flex; align-items: center; gap: 8px; font-size: 0.82rem; font-weight: 600;
  background: rgba(16,185,129,0.1); color: #059669; border: 1px solid rgba(16,185,129,0.25);
  padding: 7px 14px; border-radius: var(--r-pill);
}
.about-body p { color: #334155; margin-bottom: 20px; font-size: 1.05rem; }
.about-body p:last-child { margin-bottom: 0; }

.pillars { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.pillar {
  background: var(--color-surface); border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: 24px; box-shadow: var(--sh-sm); transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.pillar:hover { transform: translateY(-4px); box-shadow: var(--sh-md); border-color: rgba(34,211,238,0.4); }
.pillar-icon {
  display: grid; place-items: center; width: 44px; height: 44px; border-radius: var(--r);
  background: rgba(34,211,238,0.1); color: #0e7490; margin-bottom: 16px;
}
.pillar-icon i, .pillar-icon svg { width: 22px; height: 22px; }
.pillar-title { font-size: 1.05rem; font-weight: 600; margin-bottom: 8px; }
.pillar p { color: var(--text-muted); font-size: 0.92rem; }

/* ============================================================
   SKILLS
   ============================================================ */
.skills-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.skill-card {
  background: var(--color-surface); border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: 28px; box-shadow: var(--sh-sm); transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.skill-card:hover { transform: translateY(-3px); box-shadow: var(--sh-md); border-color: rgba(34,211,238,0.4); }
.skill-icon {
  display: grid; place-items: center; width: 46px; height: 46px; border-radius: var(--r);
  background: var(--color-primary); color: var(--color-accent); margin-bottom: 18px;
}
.skill-icon i, .skill-icon svg { width: 22px; height: 22px; }
.skill-title { font-size: 1.2rem; font-weight: 600; margin-bottom: 18px; }

.chip-list { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  font-size: 0.84rem; font-weight: 500; padding: 6px 13px; border-radius: var(--r-pill);
  background: #F1F5F9; color: #334155; border: 1px solid var(--border);
}
.chip-dark {
  background: rgba(34,211,238,0.08); color: #0e7490; border-color: rgba(34,211,238,0.25);
  font-family: var(--font-mono); font-size: 0.78rem;
}

/* ============================================================
   WORK / CASE STUDIES
   ============================================================ */
.case {
  background: var(--color-surface); border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: 36px; box-shadow: var(--sh-sm); margin-bottom: 28px;
}
.case-head { display: flex; flex-wrap: wrap; gap: 18px; align-items: flex-start; justify-content: space-between; margin-bottom: 24px; }
.case-index { font-family: var(--font-mono); font-size: 0.78rem; color: var(--color-accent); letter-spacing: 0.06em; text-transform: uppercase; }
.case-title { font-size: 1.5rem; font-weight: 700; margin-top: 6px; }
.case-stack { max-width: 380px; justify-content: flex-end; }

.case-par { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 28px; }
.par-block { }
.par-label {
  display: inline-block; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--text-muted); margin-bottom: 8px; font-weight: 500;
}
.par-block p { color: #334155; font-size: 0.96rem; }

.metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 8px; }
.metric {
  background: #F8FAFC; border: 1px solid var(--border); border-radius: var(--r);
  padding: 18px; display: flex; flex-direction: column; gap: 4px;
}
.metric i, .metric svg { width: 20px; height: 20px; margin-bottom: 4px; }
.m-up { color: var(--pass); }
.m-down { color: var(--pass); } /* "down" in a good direction → still positive */
.metric-val { font-family: var(--font-head); font-weight: 700; font-size: 1.25rem; color: var(--color-primary); }
.metric-key { font-size: 0.82rem; color: var(--text-muted); }

/* Artifact tabs */
.artifacts { margin-top: 28px; border-top: 1px solid var(--border); padding-top: 24px; }
.tablist { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 18px; background: #F1F5F9; padding: 5px; border-radius: var(--r-pill); width: fit-content; }
.tab {
  border: 0; background: transparent; padding: 9px 16px; border-radius: var(--r-pill);
  font-size: 0.86rem; font-weight: 600; color: var(--text-muted); transition: all .18s ease;
}
.tab:hover { color: var(--color-primary); }
.tab[aria-selected="true"] { background: var(--color-primary); color: #fff; box-shadow: var(--sh-sm); }

.tabpanel { animation: fade .25s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

/* Test-case card */
.tc-card, .bug-card {
  background: #F8FAFC; border: 1px solid var(--border); border-radius: var(--r-lg); padding: 22px;
}
.tc-top, .bug-top { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 16px; }
.tc-id, .bug-id { font-family: var(--font-mono); font-weight: 700; color: var(--color-primary); background: #E2E8F0; padding: 3px 9px; border-radius: 6px; font-size: 0.84rem; }
.tc-name, .bug-title { font-weight: 600; color: var(--color-primary); }

.badge { display: inline-flex; align-items: center; gap: 6px; font-size: 0.74rem; font-weight: 600; padding: 4px 10px; border-radius: var(--r-pill); font-family: var(--font-mono); }
.badge i, .badge svg { width: 13px; height: 13px; }
.badge-prio { background: rgba(245,158,11,0.12); color: #b45309; border: 1px solid rgba(245,158,11,0.3); }
.badge-pass { background: rgba(16,185,129,0.12); color: #059669; border: 1px solid rgba(16,185,129,0.3); }
.badge-fixed { background: rgba(16,185,129,0.12); color: #059669; border: 1px solid rgba(16,185,129,0.3); }
.badge-sev-high { background: rgba(244,63,94,0.1); color: #be123c; border: 1px solid rgba(244,63,94,0.3); }

.tc-meta, .bug-meta { display: grid; gap: 10px; }
.tc-meta > div, .bug-meta > div { display: grid; grid-template-columns: 130px 1fr; gap: 12px; }
.tc-meta dt, .bug-meta dt { font-family: var(--font-mono); font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); }
.tc-meta dd, .bug-meta dd { margin: 0; color: #334155; font-size: 0.92rem; }
.bug-badges { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }

/* Code block */
.code-wrap { border: 1px solid var(--border-dark); border-radius: var(--r-lg); overflow: hidden; background: var(--color-primary); }
.code-bar { display: flex; align-items: center; justify-content: space-between; padding: 10px 14px; background: var(--color-secondary); border-bottom: 1px solid var(--border-dark); }
.code-file { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 0.82rem; color: var(--text-on-dark-dim); }
.code-file i, .code-file svg { width: 15px; height: 15px; color: var(--color-accent); }
.copy-btn {
  display: inline-flex; align-items: center; gap: 6px; background: rgba(34,211,238,0.1);
  color: var(--color-accent); border: 1px solid rgba(34,211,238,0.25); padding: 5px 12px;
  border-radius: var(--r-pill); font-size: 0.78rem; font-weight: 600; transition: all .18s ease;
}
.copy-btn i, .copy-btn svg { width: 14px; height: 14px; }
.copy-btn:hover { background: rgba(34,211,238,0.2); }
.copy-btn.copied { background: rgba(16,185,129,0.15); color: var(--pass); border-color: rgba(16,185,129,0.4); }

.code-pre { margin: 0; padding: 18px 20px; overflow-x: auto; background: var(--color-primary) !important; }
.code-pre code { font-family: var(--font-mono); font-size: 0.86rem; line-height: 1.7; background: transparent !important; text-shadow: none !important; }
.code-caption { padding: 12px 18px; font-size: 0.82rem; color: var(--text-on-dark-dim); font-style: italic; border-top: 1px solid var(--border-dark); }

/* Brand-tuned Prism overrides */
.code-pre .token.keyword,
.code-pre .token.boolean,
.code-pre .token.atrule { color: var(--color-accent) !important; }
.code-pre .token.string,
.code-pre .token.attr-value,
.code-pre .token.char,
.code-pre .token.template-string { color: #6ee7b7 !important; }
.code-pre .token.comment,
.code-pre .token.prolog,
.code-pre .token.doctype { color: #64748B !important; font-style: italic; }
.code-pre .token.function { color: #93c5fd !important; }
.code-pre .token.punctuation { color: #94A3B8 !important; }
.code-pre .token.operator { color: #cbd5e1 !important; }
.code-pre .token.property,
.code-pre .token.constant,
.code-pre .token.symbol,
.code-pre .token.number { color: #f0abfc !important; }
.code-pre code, .code-pre { color: #E2E8F0 !important; }

/* CI strip in tabs */
.ci-strip-wrap { background: var(--color-primary); border: 1px solid var(--border-dark); border-radius: var(--r-lg); padding: 24px; }
.ci-source { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-on-dark-dim); margin-bottom: 18px; }
.ci-source i, .ci-source svg { width: 16px; height: 16px; color: var(--text-on-dark); }
.ci-strip-wrap .ci-strip { gap: 4px; }
.ci-strip-wrap .ci-step { color: var(--text-on-dark); }

/* ============================================================
   RESUME band
   ============================================================ */
.resume-band { position: relative; overflow: hidden; }
.resume-band::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(700px 360px at 20% 120%, rgba(34,211,238,0.14), transparent 60%);
  pointer-events: none;
}
.resume-inner { position: relative; text-align: center; }
.resume-inner .section-head { margin: 0 auto 32px; }

/* Experience timeline */
.timeline { max-width: 520px; margin: 0 auto 32px; display: flex; flex-direction: column; gap: 16px; text-align: left; }
.tl-item { display: flex; gap: 14px; align-items: flex-start; background: rgba(30,41,59,0.5); border: 1px solid var(--border-dark); border-radius: var(--r-lg); padding: 16px 18px; }
.tl-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--color-accent); box-shadow: 0 0 0 4px rgba(34,211,238,0.16); margin-top: 6px; flex: none; }
.tl-role { font-family: var(--font-head); font-weight: 600; color: #fff; font-size: 1.02rem; }
.tl-org { color: var(--text-on-dark-dim); font-size: 0.88rem; margin-top: 2px; }
.tl-when { display: inline-block; font-family: var(--font-mono); font-size: 0.76rem; color: var(--color-accent); margin-left: 6px; }
.resume-actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; margin-bottom: 32px; }
.cert-strip { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.cert-chip {
  display: inline-flex; align-items: center; gap: 8px; font-size: 0.86rem; font-weight: 500;
  background: rgba(30,41,59,0.6); border: 1px solid var(--border-dark); color: var(--text-on-dark);
  padding: 8px 16px; border-radius: var(--r-pill); font-family: var(--font-mono);
}
.cert-chip i, .cert-chip svg { width: 16px; height: 16px; color: var(--color-accent); }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 40px; align-items: start; }
.contact-links { display: flex; flex-direction: column; gap: 14px; }
.contact-link {
  display: flex; align-items: center; gap: 16px; padding: 18px;
  background: var(--color-surface); border: 1px solid var(--border); border-radius: var(--r-lg);
  box-shadow: var(--sh-sm); transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.contact-link:hover { transform: translateX(4px); border-color: rgba(34,211,238,0.5); box-shadow: var(--sh-md); }
.contact-link-static { cursor: default; }
.contact-link-static:hover { transform: none; border-color: var(--border); box-shadow: var(--sh-sm); }
.cl-icon { display: grid; place-items: center; width: 44px; height: 44px; border-radius: var(--r); background: var(--color-primary); color: var(--color-accent); flex: none; }
.cl-icon i, .cl-icon svg { width: 20px; height: 20px; }
.cl-body { display: flex; flex-direction: column; }
.cl-label { font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-muted); font-family: var(--font-mono); }
.cl-val { font-weight: 600; color: var(--color-primary); word-break: break-word; }

.contact-form {
  background: var(--color-surface); border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: 32px; box-shadow: var(--sh-sm);
}
.form-note { color: var(--text-muted); margin-bottom: 24px; font-size: 0.95rem; }
.field { margin-bottom: 18px; }
.field label { display: block; font-weight: 600; font-size: 0.88rem; margin-bottom: 7px; }
.field input, .field textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--border); border-radius: var(--r);
  font-family: var(--font-body); font-size: 0.95rem; background: #FCFDFE; color: var(--text-on-light);
  transition: border-color .18s ease, box-shadow .18s ease;
}
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--color-accent); box-shadow: 0 0 0 3px rgba(34,211,238,0.18); }
.field input.invalid, .field textarea.invalid { border-color: var(--fail); box-shadow: 0 0 0 3px rgba(244,63,94,0.14); }
.field-error { display: block; color: var(--fail); font-size: 0.8rem; margin-top: 6px; min-height: 0; }

.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-status { margin-top: 16px; font-size: 0.9rem; font-weight: 600; }
.form-status.success { color: #059669; }
.form-status.error { color: var(--fail); }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer { padding: 56px 0 28px; border-top: 1px solid var(--border-dark); }
.footer-inner { display: flex; flex-wrap: wrap; gap: 28px; align-items: center; justify-content: space-between; padding-bottom: 28px; border-bottom: 1px solid var(--border-dark); }
.footer-brand { display: flex; align-items: center; gap: 14px; }
.footer-tag { color: var(--text-on-dark-dim); font-size: 0.9rem; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 18px; }
.footer-nav a { color: var(--text-on-dark-dim); font-size: 0.9rem; transition: color .18s ease; }
.footer-nav a:hover { color: var(--color-accent); }
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  display: grid; place-items: center; width: 38px; height: 38px; border-radius: var(--r);
  background: rgba(30,41,59,0.6); border: 1px solid var(--border-dark); color: var(--text-on-dark);
  transition: all .18s ease;
}
.footer-social a:hover { color: var(--color-accent); border-color: var(--color-accent); transform: translateY(-2px); }
.footer-social i, .footer-social svg { width: 18px; height: 18px; }

.footer-bottom { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; padding-top: 24px; }
.copyright, .built-line { color: var(--text-on-dark-dim); font-size: 0.85rem; }
.built-line { font-family: var(--font-mono); }
.to-top {
  display: grid; place-items: center; width: 42px; height: 42px; border-radius: var(--r);
  background: var(--color-accent); color: var(--color-primary); border: 0;
  transition: transform .2s ease, box-shadow .2s ease;
}
.to-top:hover { transform: translateY(-3px); box-shadow: var(--sh-accent); }
.to-top i, .to-top svg { width: 20px; height: 20px; }

/* ============================================================
   Scroll reveal
   ============================================================ */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .about-grid { grid-template-columns: 1fr; }
  .about-card { position: static; max-width: 340px; }
  .contact-grid { grid-template-columns: 1fr; }
  .case-par { grid-template-columns: 1fr; gap: 18px; }
  .case-stack { justify-content: flex-start; max-width: none; }
}

@media (max-width: 860px) {
  .nav-list, .nav-actions .btn-sm { display: none; }
  .nav-toggle { display: flex; }
  .skills-grid { grid-template-columns: 1fr; }
  .pillars { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 620px) {
  .section { padding: 72px 0; }
  .container { padding: 0 18px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .pillars { grid-template-columns: 1fr; }
  .metrics { grid-template-columns: 1fr; }
  .dash-counts { grid-template-columns: repeat(3, 1fr); }
  .case { padding: 24px; }
  .case-head { flex-direction: column; }
  .tablist { width: 100%; overflow-x: auto; }
  .tc-meta > div, .bug-meta > div { grid-template-columns: 1fr; gap: 2px; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

/* ============================================================
   Reduced motion
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  .reveal { opacity: 1; transform: none; }
  .dot-run { animation: none; }
}