/* ============================================================
   TIM MAUNDU — personal brand site
   Dark, modern developer aesthetic.
   Palette: deep green-charcoal + lime signature (a nod to KE)
   Fonts: Space Grotesk / Inter / JetBrains Mono
   ============================================================ */

:root {
  /* surfaces */
  --bg: #0a0e0c;
  --bg-2: #0c110e;
  --surface: #101712;
  --surface-2: #141d17;
  --surface-3: #1a251e;
  --line: #21302a;
  --line-soft: rgba(161, 205, 178, 0.1);

  /* text */
  --text: #e9f1ec;
  --text-soft: #c2d0c7;
  --muted: #8fa39a;
  --faint: #64756d;

  /* brand */
  --accent: #a8e636;
  --accent-soft: rgba(168, 230, 54, 0.12);
  --accent-strong: #b9f74f;
  --mint: #46d6a0;
  --glow: rgba(168, 230, 54, 0.14);

  /* type */
  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "Cascadia Code", Menlo, monospace;

  --radius: 16px;
  --radius-sm: 10px;
  --nav-h: 76px;
  --maxw: 1160px;

  --shadow-1: 0 10px 30px -12px rgba(0, 0, 0, 0.55);
  --shadow-2: 0 24px 60px -20px rgba(0, 0, 0, 0.6);
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 12px);
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001s !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001s !important;
  }
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; cursor: pointer; background: none; border: 0; color: inherit; }
::selection { background: var(--accent); color: #0a0e0c; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- background atmosphere ---------- */
.bg-grid {
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 55%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 55%, transparent 100%);
  pointer-events: none;
}

.bg-glow {
  position: fixed;
  z-index: -3;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(600px 340px at 78% -6%, rgba(168, 230, 54, 0.10), transparent 65%),
    radial-gradient(760px 420px at 8% 16%, rgba(70, 214, 160, 0.07), transparent 62%),
    radial-gradient(900px 500px at 55% 108%, rgba(168, 230, 54, 0.06), transparent 60%);
}

.bg-noise {
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: 0.5;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3CfeComponentTransfer%3E%3CfeFuncA type='linear' slope='0.035'/%3E%3C/feComponentTransfer%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- scroll progress ---------- */
#progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--mint));
  z-index: 200;
}

/* ---------- container / type helpers ---------- */
.container { width: min(var(--maxw), calc(100% - 48px)); margin-inline: auto; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}
.eyebrow::before {
  content: "";
  width: 26px; height: 1px;
  background: var(--accent);
  opacity: 0.7;
}

.section { padding: 104px 0; position: relative; }
.section-alt { background: var(--bg-2); border-block: 1px solid var(--line-soft); }

h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.12; letter-spacing: -0.015em; }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.7rem); font-weight: 600; }
h3 { font-size: 1.22rem; font-weight: 600; }

.lead { color: var(--muted); font-size: 1.07rem; max-width: 62ch; }

.section-head { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 22px; margin-bottom: 54px; }
.section-head p { margin-top: 14px; }
.mono-tag {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--faint);
  letter-spacing: 0.06em;
}

/* ---------- buttons & links ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 13px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease;
  white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; }
.btn-primary { background: var(--accent); color: #0b0f0d; }
.btn-primary:hover { background: var(--accent-strong); box-shadow: 0 8px 26px -8px rgba(168, 230, 54, 0.55); transform: translateY(-2px); }
.btn-ghost { border-color: var(--line); color: var(--text-soft); background: rgba(255,255,255,0.02); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }

.link-arrow {
  display: inline-flex; align-items: center; gap: 7px;
  font-weight: 600; color: var(--accent); font-size: 0.95rem;
}
.link-arrow svg { width: 16px; height: 16px; transition: transform 0.2s ease; }
.link-arrow:hover svg { transform: translate(3px, -3px); }

.text-link { color: var(--accent); border-bottom: 1px solid rgba(168,230,54,0.35); transition: border-color .2s; }
.text-link:hover { border-color: var(--accent); }

/* ---------- header / nav ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background 0.25s ease, border-color 0.25s ease, backdrop-filter 0.25s ease;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(10, 14, 12, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--line-soft);
}
.nav-inner {
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.logo { display: inline-flex; align-items: center; gap: 11px; font-family: var(--font-mono); font-weight: 700; letter-spacing: 0.02em; }
.logo-mark {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent), #7cc33c);
  color: #0a0e0c;
  border-radius: 9px;
  font-size: 0.82rem;
  box-shadow: 0 0 0 1px rgba(168,230,54,0.35), 0 6px 18px -6px rgba(168,230,54,0.5);
}
.logo b { font-weight: 600; color: var(--text); }
.logo .dot { color: var(--accent); }
.logo .k254 { color: var(--faint); font-weight: 500; }

.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  font-size: 0.92rem;
  color: var(--muted);
  padding: 8px 13px;
  border-radius: 8px;
  transition: color 0.18s ease, background 0.18s ease;
  font-weight: 500;
}
.nav-links a:hover { color: var(--text); background: rgba(255,255,255,0.04); }
.nav-links a.active { color: var(--accent); }
.nav-cta { display: flex; align-items: center; gap: 14px; }
.nav-cta .btn { padding: 10px 18px; font-size: 0.88rem; }

.burger { display: none; width: 42px; height: 42px; border-radius: 10px; border: 1px solid var(--line); place-items: center; }
.burger span, .burger span::before, .burger span::after {
  content: ""; display: block; width: 18px; height: 2px; background: var(--text);
  position: relative; transition: all 0.25s ease;
}
.burger span::before { position: absolute; top: -6px; }
.burger span::after { position: absolute; top: 6px; }
.burger.open span { background: transparent; }
.burger.open span::before { top: 0; transform: rotate(45deg); }
.burger.open span::after { top: 0; transform: rotate(-45deg); }

/* mobile menu */
.mobile-menu {
  position: fixed;
  inset: var(--nav-h) 0 auto 0;
  z-index: 99;
  background: rgba(10,14,12,0.97);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line-soft);
  padding: 18px 24px 26px;
  display: none;
  flex-direction: column;
  gap: 4px;
}
.mobile-menu a {
  padding: 13px 10px;
  font-weight: 600;
  border-radius: 10px;
  color: var(--text-soft);
  border-bottom: 1px solid var(--line-soft);
  display: flex; justify-content: space-between; align-items: center;
}
.mobile-menu a:last-of-type { border-bottom: 0; }
.mobile-menu a.active { color: var(--accent); }
.mobile-menu .btn { margin-top: 14px; justify-content: center; }
.mobile-menu.show { display: flex; }

/* ---------- hero ---------- */
.hero { padding: calc(var(--nav-h) + 92px) 0 90px; position: relative; }
.hero-grid { display: grid; grid-template-columns: 1.06fr 0.94fr; gap: 64px; align-items: center; }

.status-chip {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--mint);
  border: 1px solid rgba(70,214,160,0.3);
  background: rgba(70,214,160,0.07);
  padding: 7px 14px;
  border-radius: 999px;
  margin-bottom: 26px;
  letter-spacing: 0.04em;
}
.status-chip .pulse { width: 7px; height: 7px; border-radius: 50%; background: var(--mint); animation: pulse 1.8s ease-out infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(70,214,160,0.55); }
  70% { box-shadow: 0 0 0 9px rgba(70,214,160,0); }
  100% { box-shadow: 0 0 0 0 rgba(70,214,160,0); }
}

.hero h1 {
  font-size: clamp(2.9rem, 6.4vw, 5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.02;
}
.hero h1 .accent-line { display: block; color: transparent; -webkit-text-stroke: 1.5px rgba(168,230,54,0.85); }

.role-line {
  margin-top: 20px;
  min-height: 2.2em;
  font-family: var(--font-mono);
  font-size: clamp(1.02rem, 1.9vw, 1.28rem);
  color: var(--text-soft);
  display: flex; align-items: center; gap: 10px;
}
.role-line .prompt { color: var(--accent); }
.typed { color: var(--text); }
.caret { display: inline-block; width: 9px; height: 1.25em; background: var(--accent); margin-left: 3px; vertical-align: text-bottom; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

.hero .intro { margin-top: 24px; color: var(--muted); font-size: 1.08rem; max-width: 54ch; }
.hero .intro strong { color: var(--text-soft); font-weight: 600; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }

.hero-meta { margin-top: 44px; display: flex; flex-wrap: wrap; gap: 0; border-top: 1px dashed var(--line); padding-top: 22px; max-width: 560px; }
.hero-meta li { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; color: var(--muted); margin-right: 26px; }
.hero-meta svg { width: 16px; height: 16px; color: var(--accent); flex: none; }
.hero-meta b { color: var(--text-soft); font-weight: 600; }

/* terminal card */
.terminal-wrap { position: relative; }
.terminal {
  background: linear-gradient(180deg, var(--surface), #0d120f);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-2), 0 0 0 1px rgba(168,230,54,0.04);
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  line-height: 1.9;
}
.terminal-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 13px 16px;
  background: var(--surface-2);
  border-bottom: 1px solid var(--line);
}
.terminal-bar i { width: 11px; height: 11px; border-radius: 50%; display: block; }
.terminal-bar i:nth-child(1) { background: #ff5f57; }
.terminal-bar i:nth-child(2) { background: #febc2e; }
.terminal-bar i:nth-child(3) { background: #28c840; }
.terminal-bar .t-title { margin-left: 10px; font-size: 0.74rem; color: var(--faint); }
.terminal-body { padding: 20px 22px 24px; overflow-x: auto; }
.t-line { white-space: nowrap; color: var(--text-soft); }
.t-line .c { color: var(--muted); }
.t-prompt { color: var(--accent); }
.t-path { color: var(--mint); }
.t-ok { color: var(--accent); }
.t-dim { color: var(--faint); }
.t-out { color: var(--text-soft); }
.t-line .hl { color: var(--accent); font-weight: 500; }
.tbl { display: table; border-collapse: collapse; }
.tbl > div { display: table-row; }
.tbl > div > span { display: table-cell; padding-right: 22px; }

.terminal-float {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(16, 23, 18, 0.92);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-1);
  display: flex; align-items: center; gap: 8px;
  color: var(--text-soft);
}
.terminal-float .ico { width: 8px; height: 8px; border-radius: 3px; }
.terminal-float.f1 { top: -22px; right: -14px; animation: bob 5s ease-in-out infinite; }
.terminal-float.f1 .ico { background: var(--mint); box-shadow: 0 0 8px rgba(70,214,160,0.8); }
.terminal-float.f2 { bottom: 34px; left: -26px; animation: bob 6s 0.9s ease-in-out infinite; }
.terminal-float.f2 .ico { background: var(--accent); box-shadow: 0 0 8px rgba(168,230,54,0.8); }
@keyframes bob { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }

/* scroll cue */
.scroll-cue {
  margin-top: 78px;
  display: inline-flex; align-items: center; gap: 12px;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.scroll-cue .line { width: 1px; height: 44px; background: linear-gradient(180deg, var(--accent), transparent); display: block; }
.scroll-cue:hover { color: var(--muted); }

/* ---------- marquee ---------- */
.marquee {
  border-block: 1px solid var(--line-soft);
  background: rgba(16, 23, 18, 0.55);
  overflow: hidden;
  padding: 18px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee-track { display: flex; gap: 56px; width: max-content; animation: scroll-x 30s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee span {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  color: var(--muted);
  letter-spacing: 0.05em;
  white-space: nowrap;
  display: flex; align-items: center; gap: 56px;
}
.marquee span::after { content: "◆"; color: var(--accent); font-size: 0.6rem; opacity: 0.8; }
@keyframes scroll-x { to { transform: translateX(-50%); } }

/* ---------- about ---------- */
.about-grid { display: grid; grid-template-columns: 1.04fr 0.96fr; gap: 60px; align-items: start; }
.about-copy p { color: var(--muted); margin-bottom: 18px; }
.about-copy p strong { color: var(--text-soft); font-weight: 600; }
.blockquote {
  border-left: 2px solid var(--accent);
  padding: 6px 0 6px 20px;
  font-family: var(--font-display);
  font-size: 1.12rem;
  color: var(--text-soft);
  margin: 26px 0 8px;
  font-style: italic;
}
.blockquote cite { display: block; font-style: normal; font-family: var(--font-mono); font-size: 0.78rem; color: var(--faint); margin-top: 10px; }

.fact-card {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--surface), rgba(16,23,18,0.4));
  border-radius: var(--radius);
  padding: 30px 28px;
  box-shadow: var(--shadow-1);
}
.fact-card h3 { font-size: 1.05rem; margin-bottom: 18px; display: flex; align-items: center; gap: 10px; }
.fact-card h3 svg { width: 18px; height: 18px; color: var(--accent); }
.facts { display: grid; gap: 14px; }
.facts li {
  display: flex; justify-content: space-between; gap: 16px;
  padding: 11px 2px;
  border-bottom: 1px dashed var(--line);
  font-size: 0.94rem;
}
.facts li:last-child { border-bottom: 0; }
.facts .k { color: var(--faint); font-family: var(--font-mono); font-size: 0.82rem; letter-spacing: 0.05em; }
.facts .v { color: var(--text-soft); text-align: right; }

/* now-strip */
.now-strip { display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.now-strip p { color: var(--muted); }
.now-strip .chip-row { display: flex; gap: 10px; flex-wrap: wrap; }
.chip {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-soft);
  background: var(--surface-2);
  border: 1px solid var(--line);
  padding: 8px 14px;
  border-radius: 999px;
  letter-spacing: 0.02em;
}
.chip.accent { color: var(--accent); border-color: rgba(168,230,54,0.35); background: var(--accent-soft); }

/* ---------- skills ---------- */
.skills-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.skill-card {
  background: linear-gradient(180deg, var(--surface), rgba(14,19,16,0.5));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 24px;
  transition: transform 0.2s ease, border-color 0.2s ease;
  position: relative;
  overflow: hidden;
}
.skill-card::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(240px 120px at 90% -10%, var(--glow), transparent 70%);
  opacity: 0; transition: opacity 0.25s ease;
}
.skill-card:hover { transform: translateY(-4px); border-color: rgba(168,230,54,0.4); }
.skill-card:hover::before { opacity: 1; }
.skill-card .sc-head { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; position: relative; }
.skill-card .sc-ico {
  width: 38px; height: 38px; border-radius: 10px;
  background: var(--accent-soft);
  border: 1px solid rgba(168,230,54,0.25);
  display: grid; place-items: center;
  color: var(--accent);
}
.skill-card .sc-ico svg { width: 19px; height: 19px; }
.skill-card h3 { font-size: 1.02rem; }
.skill-card .sc-num { margin-left: auto; font-family: var(--font-mono); font-size: 0.72rem; color: var(--faint); }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; position: relative; }
.tag {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-soft);
  background: rgba(255,255,255,0.035);
  border: 1px solid var(--line);
  padding: 5px 11px;
  border-radius: 7px;
  letter-spacing: 0.01em;
  transition: border-color .18s, color .18s;
}
.skill-card:hover .tag { border-color: rgba(168,230,54,0.22); }
.tag.solid { color: var(--accent); border-color: rgba(168,230,54,0.3); background: var(--accent-soft); }

/* ---------- featured project ---------- */
.featured {
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-2);
}
.feat-inner { display: grid; grid-template-columns: 1fr 1fr; }
.feat-copy { padding: 44px 42px; }
.feat-copy .feat-label { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 18px; }
.live-dot { display: inline-flex; align-items: center; gap: 7px; font-family: var(--font-mono); font-size: 0.76rem; color: var(--mint); border: 1px solid rgba(70,214,160,0.3); padding: 4px 11px; border-radius: 999px; background: rgba(70,214,160,0.06); }
.live-dot i { width: 6px; height: 6px; border-radius: 50%; background: var(--mint); }
.feat-copy h3 { font-size: clamp(1.5rem, 2.4vw, 1.9rem); margin-bottom: 14px; }
.feat-copy p { color: var(--muted); margin-bottom: 20px; }
.feat-list { display: grid; gap: 11px; margin: 4px 0 26px; }
.feat-list li { display: flex; gap: 12px; color: var(--text-soft); font-size: 0.96rem; align-items: baseline; }
.feat-list svg { width: 15px; height: 15px; color: var(--accent); flex: none; transform: translateY(2px); }
.feat-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.feat-links { display: flex; gap: 18px; margin-top: 20px; font-family: var(--font-mono); font-size: 0.8rem; color: var(--faint); flex-wrap: wrap; }

.feat-visual {
  background:
    radial-gradient(420px 260px at 80% 0%, rgba(168,230,54,0.08), transparent 70%),
    linear-gradient(160deg, #0e1410, #0b100d);
  border-left: 1px solid var(--line-soft);
  padding: 44px 42px;
  display: flex; flex-direction: column; gap: 20px;
  justify-content: center;
}
.dash-mock { border: 1px solid var(--line); border-radius: 14px; background: rgba(9,13,11,0.8); overflow: hidden; box-shadow: var(--shadow-1); }
.dash-top { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; border-bottom: 1px solid var(--line); font-family: var(--font-mono); font-size: 0.72rem; color: var(--faint); }
.dash-top .dots i { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--line); margin-left: 5px; }
.dash-top .dots i:first-child { background: var(--accent); }
.dash-body { padding: 18px; display: grid; gap: 14px; }
.dash-row { display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: center; font-size: 0.74rem; font-family: var(--font-mono); }
.dash-row .lbl { color: var(--faint); }
.dash-row .amt { color: var(--text-soft); }
.dash-row .amt.ok { color: var(--accent); }
.dash-bar { height: 7px; background: var(--surface-3); border-radius: 99px; overflow: hidden; }
.dash-bar i { display: block; height: 100%; border-radius: 99px; background: linear-gradient(90deg, #7cc33c, var(--accent)); }
.kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.kpi { border: 1px solid var(--line); background: rgba(9,13,11,0.8); border-radius: 12px; padding: 13px 15px; }
.kpi b { display: block; font-family: var(--font-mono); font-size: 1.05rem; color: var(--accent); font-weight: 600; letter-spacing: -0.02em; }
.kpi span { font-size: 0.7rem; color: var(--faint); font-family: var(--font-mono); }

/* ---------- project cards ---------- */
.cards-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.card {
  background: linear-gradient(180deg, var(--surface), rgba(14,19,16,0.4));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.card::after {
  content: "";
  position: absolute; inset: 0 0 auto 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0; transition: opacity 0.25s ease;
}
.card:hover { transform: translateY(-5px); border-color: rgba(168,230,54,0.35); }
.card:hover::after { opacity: 0.9; }
.card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.card-ico { width: 46px; height: 46px; border-radius: 12px; background: var(--accent-soft); border: 1px solid rgba(168,230,54,0.25); display: grid; place-items: center; color: var(--accent); flex: none; }
.card-ico svg { width: 22px; height: 22px; }
.card h3 { font-size: 1.15rem; }
.card .desc { color: var(--muted); font-size: 0.94rem; flex: 1; }
.card .desc strong { color: var(--text-soft); }
.card-footer { display: flex; justify-content: space-between; align-items: center; gap: 12px; border-top: 1px dashed var(--line); padding-top: 16px; }
.card .stat { font-family: var(--font-mono); font-size: 0.74rem; color: var(--faint); }
.card-link { color: var(--muted); display: inline-flex; align-items: center; gap: 7px; font-size: 0.9rem; font-weight: 600; transition: color 0.2s; }
.card-link:hover { color: var(--accent); }
.card-link svg { width: 14px; height: 14px; }

/* more-cta band */
.cta-band {
  margin-top: 34px;
  border: 1px dashed rgba(168,230,54,0.35);
  background: var(--accent-soft);
  border-radius: var(--radius);
  padding: 26px 30px;
  display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap;
}
.cta-band p { color: var(--text-soft); }
.cta-band p b { color: var(--accent); font-family: var(--font-mono); font-weight: 600; }

/* ---------- journey ---------- */
.journey { position: relative; }
.journey-line { display: grid; gap: 0; position: relative; margin-left: 12px; }
.journey-item { display: grid; grid-template-columns: 130px 1fr; gap: 36px; padding-bottom: 46px; position: relative; }
.journey-item:last-child { padding-bottom: 4px; }
.journey-item::before {
  content: ""; position: absolute;
  left: -12px; top: 8px; bottom: -4px;
  width: 1px; background: linear-gradient(180deg, var(--accent), var(--line) 30%);
}
.journey-item:last-child::before { display: none; }
.journey-item::after {
  content: ""; position: absolute;
  left: -16px; top: 4px;
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--accent);
  box-shadow: 0 0 0 4px rgba(168,230,54,0.12);
}
.j-date { font-family: var(--font-mono); font-size: 0.85rem; color: var(--accent); letter-spacing: 0.03em; padding-top: 3px; }
.j-body h3 { font-size: 1.13rem; margin-bottom: 8px; }
.j-body p { color: var(--muted); font-size: 0.96rem; max-width: 68ch; }
.j-body p b { color: var(--text-soft); }
.j-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 13px; }

/* ---------- contact ---------- */
.contact-card {
  position: relative;
  border-radius: 24px;
  padding: 72px 56px;
  text-align: center;
  overflow: hidden;
  background:
    radial-gradient(600px 300px at 50% -20%, rgba(168,230,54,0.16), transparent 70%),
    linear-gradient(180deg, var(--surface-2), var(--surface));
  border: 1px solid var(--line);
}
.contact-card::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 44px 44px;
  opacity: 0.5;
  pointer-events: none;
}
.contact-card > * { position: relative; }
.contact-card h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 16px; }
.contact-card h2 .grn { color: var(--accent); }
.contact-card p { color: var(--muted); max-width: 52ch; margin: 0 auto 34px; font-size: 1.06rem; }
.contact-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-bottom: 34px; }
.contact-note { font-family: var(--font-mono); font-size: 0.82rem; color: var(--faint); }
.contact-note a { color: var(--accent); }
.open-tags { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-top: 26px; }

/* ---------- footer ---------- */
footer { border-top: 1px solid var(--line-soft); padding: 46px 0 54px; background: var(--bg-2); }
.foot-grid { display: flex; justify-content: space-between; align-items: center; gap: 28px; flex-wrap: wrap; }
.foot-left p { color: var(--faint); font-size: 0.9rem; margin-top: 6px; }
.foot-nav { display: flex; gap: 20px; flex-wrap: wrap; }
.foot-nav a { color: var(--muted); font-size: 0.9rem; transition: color 0.2s; }
.foot-nav a:hover { color: var(--accent); }
.foot-bottom { display: flex; justify-content: space-between; align-items: center; gap: 14px; margin-top: 30px; padding-top: 24px; border-top: 1px dashed var(--line); flex-wrap: wrap; }
.foot-bottom p { font-family: var(--font-mono); font-size: 0.78rem; color: var(--faint); }
.socials { display: flex; gap: 10px; }
.socials a {
  width: 38px; height: 38px; border-radius: 10px;
  border: 1px solid var(--line);
  display: grid; place-items: center;
  color: var(--muted);
  transition: all 0.2s ease;
}
.socials a:hover { color: var(--accent); border-color: rgba(168,230,54,0.5); transform: translateY(-3px); box-shadow: 0 8px 18px -8px rgba(168,230,54,0.4); }
.socials svg { width: 17px; height: 17px; }

/* back to top */
#toTop {
  position: fixed;
  right: 22px; bottom: 22px;
  width: 44px; height: 44px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(16,23,18,0.9);
  backdrop-filter: blur(8px);
  color: var(--accent);
  display: grid; place-items: center;
  opacity: 0; pointer-events: none;
  transform: translateY(10px);
  transition: all 0.25s ease;
  z-index: 90;
}
#toTop.show { opacity: 1; pointer-events: auto; transform: translateY(0); }
#toTop:hover { border-color: rgba(168,230,54,0.5); }
#toTop svg { width: 18px; height: 18px; }

/* ---------- reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s cubic-bezier(0.2, 0.7, 0.2, 1), transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; } }

/* ---------- projects page hero ---------- */
.page-hero { padding: calc(var(--nav-h) + 74px) 0 66px; }
.page-hero h1 { font-size: clamp(2.4rem, 5vw, 3.7rem); margin: 6px 0 18px; }
.breadcrumb { font-family: var(--font-mono); font-size: 0.78rem; color: var(--faint); }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--accent); }

/* ---------- 404 ---------- */
.err { min-height: 70vh; display: grid; place-items: center; text-align: center; padding: 140px 0 80px; }
.err h1 { font-size: clamp(4rem, 12vw, 8rem); font-weight: 700; color: transparent; -webkit-text-stroke: 1.6px rgba(168,230,54,0.75); line-height: 1; }
.err .code-line { font-family: var(--font-mono); color: var(--muted); margin: 18px 0 30px; }
.err .code-line b { color: var(--accent); }

/* ============ responsive ============ */
@media (max-width: 1060px) {
  .hero-grid, .about-grid, .feat-inner { grid-template-columns: 1fr; }
  .hero { padding-top: calc(var(--nav-h) + 60px); }
  .terminal-wrap { max-width: 640px; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .feat-visual { border-left: 0; border-top: 1px solid var(--line-soft); }
}

@media (max-width: 860px) {
  .nav-links, .nav-cta .btn.ghost-only { display: none; }
  .burger { display: grid; }
  .section { padding: 80px 0; }
  .section-head { grid-template-columns: 1fr; }
  .cards-grid { grid-template-columns: 1fr; }
  .terminal-float.f2 { left: -8px; }
  .terminal-float.f1 { right: -6px; }
}

@media (max-width: 620px) {
  .container { width: min(var(--maxw), calc(100% - 34px)); }
  .hero-meta li { margin-bottom: 10px; }
  .journey-item { grid-template-columns: 1fr; gap: 6px; padding-bottom: 40px; }
  .skills-grid { grid-template-columns: 1fr; }
  .contact-card { padding: 54px 22px; }
  .feat-copy { padding: 32px 24px; }
  .feat-visual { padding: 30px 22px; }
  .kpis { grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
  .kpi { padding: 10px; }
  .card { padding: 22px; }
  .fact-card { padding: 24px 20px; }
  .cta-band { padding: 22px; }
}