/* ═══════════════════════════════════════════════════════════════
   DERRICK-OPS  |  style.css
   Theme: DevOps Command Center · Terminal-Industrial HUD
   Fonts: Share Tech Mono + Orbitron + Rajdhani
═══════════════════════════════════════════════════════════════ */

/* ── CUSTOM PROPERTIES ────────────────────────────────────────── */
:root {
  --bg-0:       #050507;
  --bg-1:       #090a0d;
  --bg-2:       #0d0f14;
  --bg-panel:   #0f1117;
  --bg-panel-h: #141720;
  --bg-nav:     rgba(5,5,7,0.94);

  --red:        #e0231d;
  --red-bright: #ff2e27;
  --red-dim:    #8b1410;
  --red-glow:   rgba(224,35,29,0.15);
  --red-border: rgba(224,35,29,0.35);

  --green:      #00e676;
  --green-dim:  rgba(0,230,118,0.12);
  --amber:      #ffab00;
  --amber-dim:  rgba(255,171,0,0.12);
  --blue:       #40c4ff;

  --text-1:     #e8eaed;
  --text-2:     #8a9ba8;
  --text-3:     #4a5568;
  --text-code:  #cfd8dc;

  --border:     rgba(255,255,255,0.05);
  --border-2:   rgba(255,255,255,0.09);
  --corner:     rgba(224,35,29,0.6);

  --font-mono:  'Share Tech Mono', monospace;
  --font-hud:   'Orbitron', sans-serif;
  --font-body:  'Rajdhani', sans-serif;

  --r:          3px;
  --r-lg:       6px;

  --status-h:   28px;
  --nav-h:      60px;
  --top-offset: calc(var(--status-h) + var(--nav-h));

  --t-fast:     0.15s ease;
  --t-base:     0.28s ease;
  --t-slow:     0.55s ease;

  --section-py: 5.5rem;
  --container:  1280px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--top-offset);
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background: var(--bg-0);
  color: var(--text-1);
  line-height: 1.65;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { display: block; max-width: 100%; }
button { font-family: inherit; }

/* ── GLOBAL BG CANVAS ─────────────────────────────────────────── */
#bg-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.35;
}

/* ── CRT OVERLAYS ─────────────────────────────────────────────── */
.crt-scanlines {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 9998;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 3px,
    rgba(0,0,0,0.04) 3px,
    rgba(0,0,0,0.04) 4px
  );
}

.crt-vignette {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 9997;
  background: radial-gradient(ellipse at center, transparent 60%, rgba(0,0,0,0.55) 100%);
}

/* ── UTILITIES ────────────────────────────────────────────────── */
.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2.5rem);
  position: relative;
  z-index: 1;
}

.section { padding-block: var(--section-py); position: relative; }

.accent-text { color: var(--red); }
.green-text  { color: var(--green); }
.amber-text  { color: var(--amber); }

/* ── DOTS / STATUS INDICATORS ─────────────────────────────────── */
.dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.dot--green { background: var(--green); box-shadow: 0 0 6px var(--green); }
.dot--red   { background: var(--red);   box-shadow: 0 0 6px var(--red);   }
.dot--yellow{ background: var(--amber); box-shadow: 0 0 6px var(--amber); }

.pulse {
  animation: pulse-dot 2.2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%,100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.55; transform: scale(0.85); }
}

/* ── SCROLL REVEAL ────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── PANEL COMPONENT ──────────────────────────────────────────── */
.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border-2);
  border-radius: var(--r-lg);
  overflow: hidden;
  position: relative;
  transition: border-color var(--t-base), box-shadow var(--t-base);
}

/* Corner brackets */
.panel::before,
.panel::after {
  content: '';
  position: absolute;
  width: 12px;
  height: 12px;
  border-color: var(--corner);
  border-style: solid;
  transition: border-color var(--t-base);
  z-index: 2;
  pointer-events: none;
}

.panel::before { top: -1px; left: -1px; border-width: 2px 0 0 2px; border-radius: var(--r-lg) 0 0 0; }
.panel::after  { bottom: -1px; right: -1px; border-width: 0 2px 2px 0; border-radius: 0 0 var(--r-lg) var(--r-lg); }

.panel:hover {
  border-color: var(--red-border);
  box-shadow: 0 0 0 1px rgba(224,35,29,0.08), 0 16px 48px rgba(0,0,0,0.5);
}

.panel:hover::before,
.panel:hover::after {
  border-color: var(--red);
}

/* Panel title bar */
.panel-title-bar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 0.85rem;
  background: rgba(0,0,0,0.4);
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-3);
  letter-spacing: 0.04em;
}

.ptb-dots {
  display: flex;
  gap: 5px;
  flex-shrink: 0;
}

.ptb-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border-2);
}

.ptb-dots span:nth-child(1) { background: #ff5f57; }
.ptb-dots span:nth-child(2) { background: #ffbd2e; }
.ptb-dots span:nth-child(3) { background: #28c841; }

.ptb-label {
  flex: 1;
  color: var(--text-2);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ptb-status {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--text-3);
  font-size: 0.68rem;
  flex-shrink: 0;
}

.ptb-right {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-left: auto;
}

.panel-body { padding: 1.25rem; }

/* ── BUTTONS ──────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.62rem 1.4rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--r);
  cursor: pointer;
  border: none;
  transition: all var(--t-base);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--red);
  color: #fff;
}

.btn-primary:hover {
  background: var(--red-bright);
  box-shadow: 0 0 20px var(--red-glow), 0 0 40px var(--red-glow);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--red);
  border: 1px solid var(--red-border);
}

.btn-outline:hover {
  background: var(--red-glow);
  border-color: var(--red);
  transform: translateY(-2px);
}

.btn-ghost {
  background: rgba(255,255,255,0.04);
  color: var(--text-2);
  border: 1px solid var(--border-2);
}

.btn-ghost:hover {
  background: rgba(255,255,255,0.07);
  color: var(--text-1);
  transform: translateY(-2px);
}

.btn-full { width: 100%; justify-content: center; }

/* ── STATUS BAR ───────────────────────────────────────────────── */
.status-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--status-h);
  background: rgba(0,0,0,0.85);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-inline: clamp(0.75rem, 3vw, 1.5rem);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--text-3);
  backdrop-filter: blur(8px);
}

.status-bar-left, .status-bar-right {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.sb-item {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

/* ── NAVIGATION ───────────────────────────────────────────────── */
.nav-header {
  position: fixed;
  top: var(--status-h);
  left: 0; right: 0;
  z-index: 990;
  height: var(--nav-h);
  background: var(--bg-nav);
  border-bottom: 1px solid var(--border-2);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: border-color var(--t-base), box-shadow var(--t-base);
}

.nav-header.scrolled {
  border-bottom-color: var(--red-border);
  box-shadow: 0 4px 30px rgba(0,0,0,0.7);
}

.nav-inner {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2.5rem);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.nav-brand {
  font-family: var(--font-hud);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--text-1);
  transition: color var(--t-fast);
  white-space: nowrap;
}

.brand-bracket { color: var(--red); font-weight: 400; }
.brand-dash    { color: var(--text-3); }
.brand-ops     { color: var(--red); }

.nav-center {
  flex: 1;
  display: flex;
  justify-content: center;
}

.nav-system-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--text-3);
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.3rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: 50px;
}

.nav-controls { display: flex; align-items: center; gap: 1rem; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.1rem;
}

.nl {
  font-family: var(--font-mono);
  font-size: 0.73rem;
  letter-spacing: 0.06em;
  color: var(--text-3);
  padding: 0.4rem 0.7rem;
  border-radius: var(--r);
  transition: all var(--t-fast);
  position: relative;
  white-space: nowrap;
}

.nl:hover, .nl.active { color: var(--text-1); }

.nl.active {
  color: var(--red);
}

.nl.active::before {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--red);
}

.nl--cta {
  background: rgba(224,35,29,0.1);
  color: var(--red) !important;
  border: 1px solid var(--red-border);
  margin-left: 0.3rem;
}

.nl--cta:hover {
  background: var(--red);
  color: #fff !important;
}

.nl--cta.active::before { display: none; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 1px solid var(--border-2);
  border-radius: var(--r);
  cursor: pointer;
  padding: 7px;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--text-2);
  border-radius: 2px;
  transition: all var(--t-base);
}

.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(4.5px, 4.5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(4.5px, -4.5px); }

/* ── BOOT OVERLAY ─────────────────────────────────────────────── */
.boot-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: #020305;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.boot-overlay.done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.boot-inner {
  width: min(680px, 92vw);
  font-family: var(--font-mono);
}

.boot-logo {
  font-family: var(--font-hud);
  font-size: clamp(1.5rem, 5vw, 2.2rem);
  font-weight: 900;
  letter-spacing: 0.15em;
  color: var(--red);
  text-shadow: 0 0 20px var(--red), 0 0 40px rgba(224,35,29,0.4);
  margin-bottom: 0.4rem;
}

.boot-sub {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--text-3);
  margin-bottom: 1.8rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1rem;
}

.boot-log {
  font-size: 0.75rem;
  line-height: 1.7;
  color: var(--text-2);
  min-height: 220px;
  max-height: 220px;
  overflow: hidden;
}

.boot-log .bl-ok   { color: var(--green); }
.boot-log .bl-err  { color: var(--red);   }
.boot-log .bl-warn { color: var(--amber); }
.boot-log .bl-dim  { color: var(--text-3); }
.boot-log .bl-line {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}
.boot-log .bl-dots {
  flex: 1;
  border-bottom: 1px dotted var(--border-2);
  margin: 0 0.5rem 4px;
}

.boot-bar-wrap {
  margin-top: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.boot-bar-label {
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--text-3);
  flex-shrink: 0;
}

.boot-bar-track {
  flex: 1;
  height: 4px;
  background: var(--border-2);
  border-radius: 4px;
  overflow: hidden;
}

.boot-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--red-dim), var(--red));
  border-radius: 4px;
  transition: width 0.12s ease;
  box-shadow: 0 0 8px var(--red);
}

.boot-bar-pct {
  font-size: 0.7rem;
  color: var(--red);
  min-width: 3ch;
  text-align: right;
  flex-shrink: 0;
}

/* ── SECTION HEADER ───────────────────────────────────────────── */
.section-header {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 3.5rem;
  text-align: center;
  flex-wrap: wrap;
  justify-content: center;
}

.sh-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-2));
  min-width: 40px;
}

.sh-line:last-child {
  background: linear-gradient(270deg, transparent, var(--border-2));
}

.sh-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--red);
  white-space: nowrap;
}

.sh-title {
  font-family: var(--font-hud);
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-1);
  white-space: nowrap;
}

/* ── HERO SECTION ─────────────────────────────────────────────── */
.hero-section {
  min-height: 100vh;
  padding-top: calc(var(--top-offset) + 2rem);
  display: flex;
  align-items: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 1.5rem;
  align-items: start;
  width: 100%;
}

/* Terminal / Identity panel */
.hero-identity-panel { height: 100%; }

.terminal-boot-output {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.75;
  color: var(--text-2);
  min-height: 280px;
}

.tbo-line { display: flex; align-items: baseline; gap: 0.4rem; }
.tbo-prompt { color: var(--red); font-weight: 600; flex-shrink: 0; }
.tbo-cmd    { color: var(--text-1); }
.tbo-out    { color: var(--text-2); padding-left: 1.2rem; }
.tbo-ok     { color: var(--green); }
.tbo-cursor {
  color: var(--red);
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

/* Hero identity (shown after boot) */
.hero-identity { animation: fadeIn 0.6s ease both; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hi-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--text-3);
  margin-bottom: 0.75rem;
}

.hi-name {
  font-family: var(--font-hud);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 900;
  letter-spacing: 0.08em;
  line-height: 1;
  margin-bottom: 1rem;
}

.hi-name-glow {
  color: var(--red);
  text-shadow: 0 0 30px rgba(224,35,29,0.5), 0 0 60px rgba(224,35,29,0.2);
}

.hi-title {
  font-family: var(--font-mono);
  font-size: clamp(0.85rem, 1.8vw, 1rem);
  color: var(--text-2);
  letter-spacing: 0.06em;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.hi-sep { color: var(--red); }

.hi-tagline {
  font-size: 1rem;
  color: var(--text-2);
  line-height: 1.8;
  margin-bottom: 2rem;
  max-width: 540px;
}

.hi-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ── HERO METRICS COL ─────────────────────────────────────────── */
.hero-metrics-col {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* Resource bar metrics */
.metrics-body {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.metric-row {
  display: grid;
  grid-template-columns: 38px 1fr;
  align-items: center;
  gap: 0.6rem;
}

.metric-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--text-3);
}

.metric-bar-wrap {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.metric-bar {
  flex: 1;
  height: 5px;
  background: rgba(255,255,255,0.05);
  border-radius: 5px;
  overflow: hidden;
}

.metric-fill {
  height: 100%;
  width: var(--w);
  background: linear-gradient(90deg, var(--red-dim), var(--red));
  border-radius: 5px;
  transition: width 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  box-shadow: 0 0 6px rgba(224,35,29,0.5);
}

.metric-fill--amber {
  background: linear-gradient(90deg, #b87800, var(--amber));
  box-shadow: 0 0 6px rgba(255,171,0,0.4);
}

.metric-fill--green {
  background: linear-gradient(90deg, #00a854, var(--green));
  box-shadow: 0 0 6px rgba(0,230,118,0.4);
}

.metric-val {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-2);
  min-width: 3.5ch;
  text-align: right;
}

/* Service list */
.service-list { display: flex; flex-direction: column; gap: 0.6rem; }

.svc-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
}

.svc-name {
  flex: 1;
  color: var(--text-2);
}

.svc-status {
  font-size: 0.68rem;
  letter-spacing: 0.04em;
}

/* Stats panel */
.stats-body {
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 0.85rem 1.25rem;
}

.stat-cell { text-align: center; }

.stat-val {
  display: block;
  font-family: var(--font-hud);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--red);
  line-height: 1;
  text-shadow: 0 0 16px rgba(224,35,29,0.4);
}

.stat-unit {
  font-family: var(--font-hud);
  font-size: 1rem;
  color: var(--text-3);
}

.stat-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  color: var(--text-3);
  text-transform: uppercase;
  margin-top: 0.2rem;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border-2);
}

/* ── ABOUT SECTION ────────────────────────────────────────────── */
.about-section { background: var(--bg-1); }

.about-grid {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 1.5rem;
  align-items: start;
}

/* neofetch panel */
.neofetch-body {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  flex-wrap: wrap;
}

.nf-avatar { flex-shrink: 0; }

.ascii-art {
  font-family: var(--font-mono);
  font-size: 0.52rem;
  line-height: 1.2;
  color: var(--red);
  white-space: pre;
  text-shadow: 0 0 8px rgba(224,35,29,0.4);
}

.nf-color-dots {
  display: flex;
  gap: 3px;
  margin-top: 0.6rem;
}

.nf-color-dots span {
  width: 14px;
  height: 14px;
  border-radius: 2px;
}

.nf-color-dots span:nth-child(1) { background: #282828; }
.nf-color-dots span:nth-child(2) { background: var(--red); }
.nf-color-dots span:nth-child(3) { background: var(--green); }
.nf-color-dots span:nth-child(4) { background: var(--amber); }
.nf-color-dots span:nth-child(5) { background: var(--blue); }
.nf-color-dots span:nth-child(6) { background: #e040fb; }
.nf-color-dots span:nth-child(7) { background: var(--text-2); }
.nf-color-dots span:nth-child(8) { background: var(--text-1); }

.nf-info { flex: 1; }

.nf-row {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.8;
  display: flex;
  gap: 0.5rem;
}

.nf-key { color: var(--red); min-width: 70px; }
.nf-sep { color: var(--text-3); }
.nf-val { color: var(--text-2); }

.nf-divider {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--border-2);
  margin: 0.2rem 0;
}

/* Bio text */
.bio-text {
  font-size: 0.97rem;
  color: var(--text-2);
  line-height: 1.85;
  margin-bottom: 0.85rem;
}

.bio-text:last-child { margin-bottom: 0; }
.bio-text strong { color: var(--red); font-weight: 600; }

/* Capabilities */
.about-text-col {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cap-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.cap-list li {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.77rem;
  line-height: 1.6;
}

.cap-dot { color: var(--green); font-size: 0.9rem; flex-shrink: 0; }
.cap-name { color: var(--text-1); min-width: 200px; }
.cap-desc { color: var(--text-3); font-size: 0.72rem; }

/* ── SKILLS / GAUGES ──────────────────────────────────────────── */
.skills-section { background: var(--bg-0); }

.skills-categories {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.cat-btn {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  padding: 0.35rem 0.85rem;
  background: transparent;
  color: var(--text-3);
  border: 1px solid var(--border-2);
  border-radius: var(--r);
  cursor: pointer;
  transition: all var(--t-fast);
}

.cat-btn:hover { color: var(--text-1); border-color: rgba(255,255,255,0.15); }

.cat-btn.active {
  background: rgba(224,35,29,0.12);
  color: var(--red);
  border-color: var(--red-border);
}

.gauges-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
}

.gauge-panel {
  background: var(--bg-panel);
  border: 1px solid var(--border-2);
  border-radius: var(--r-lg);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: all var(--t-base);
  position: relative;
  overflow: hidden;
}

.gauge-panel::before,
.gauge-panel::after {
  content: '';
  position: absolute;
  width: 8px; height: 8px;
  border-color: var(--corner);
  border-style: solid;
  pointer-events: none;
}

.gauge-panel::before { top: -1px; left: -1px; border-width: 1.5px 0 0 1.5px; }
.gauge-panel::after  { bottom: -1px; right: -1px; border-width: 0 1.5px 1.5px 0; }

.gauge-panel:hover {
  border-color: var(--red-border);
  box-shadow: 0 0 20px rgba(0,0,0,0.5), 0 0 0 1px rgba(224,35,29,0.06);
  transform: translateY(-3px);
}

.gauge-panel.hidden { display: none; }

.gp-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.gp-icon {
  font-size: 0.85rem;
  color: var(--red);
}

.gp-name {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--text-2);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.gp-cat {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  color: var(--text-3);
  background: var(--border);
  padding: 1px 5px;
  border-radius: 2px;
  flex-shrink: 0;
}

/* SVG Radial Gauge */
.gp-gauge-wrap {
  position: relative;
  width: 100%;
  display: flex;
  justify-content: center;
}

.gauge-svg {
  width: 110px;
  height: 110px;
}

.gauge-track {
  fill: none;
  stroke: rgba(255,255,255,0.05);
  stroke-width: 8;
}

.gauge-fill {
  fill: none;
  stroke: var(--red);
  stroke-width: 8;
  stroke-linecap: round;
  stroke-dasharray: 314.16;
  stroke-dashoffset: 314.16;
  transform: rotate(-90deg);
  transform-origin: center;
  transition: stroke-dashoffset 1.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  filter: drop-shadow(0 0 4px rgba(224,35,29,0.5));
}

.gauge-fill.animated {
  /* stroke-dashoffset set by JS */
}

.gp-center-text {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  pointer-events: none;
}

.gp-pct {
  display: block;
  font-family: var(--font-hud);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-1);
  line-height: 1;
}

.gp-unit {
  font-size: 0.8rem;
  color: var(--text-3);
}

.gp-sublabel {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.08em;
  color: var(--text-3);
  text-transform: uppercase;
  margin-top: 2px;
}

/* Sparkline */
.gp-sparkline {
  height: 28px;
  width: 100%;
}

.spark-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* ── ACTIVITY / HEARTBEAT ─────────────────────────────────────── */
.activity-section { background: var(--bg-1); }

.heartbeat-panel {}

.hb-body { display: flex; flex-direction: column; gap: 1.5rem; }

.hb-stats-row {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.hb-stat { text-align: center; }

.hb-stat-val {
  display: block;
  font-family: var(--font-hud);
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1;
}

.hb-stat-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  color: var(--text-3);
  margin-top: 0.2rem;
}

/* Monitor wrapper */
.hb-monitor {
  position: relative;
}

.hb-monitor-inner {
  display: flex;
  gap: 0.75rem;
  align-items: stretch;
}

.hb-y-labels {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  color: var(--text-3);
  padding-block: 4px;
}

.hb-canvas-wrap {
  flex: 1;
  position: relative;
  height: 160px;
  background: rgba(0,0,0,0.3);
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
}

#heartbeat-canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.hb-scan-line {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, transparent, rgba(0,230,118,0.6), transparent);
  opacity: 0.5;
  animation: scan 4s linear infinite;
  pointer-events: none;
}

@keyframes scan {
  from { left: -2px; }
  to   { left: 100%; }
}

.hb-months {
  display: flex;
  justify-content: space-between;
  padding: 0.3rem 0 0 2.5rem;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  color: var(--text-3);
}

/* Contribution heatmap */
.contribution-strip {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.cs-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--text-3);
}

.cs-grid {
  display: grid;
  grid-template-rows: repeat(7, 1fr);
  grid-auto-flow: column;
  gap: 3px;
  height: 90px;
}

.cs-cell {
  width: 11px;
  height: 11px;
  border-radius: 2px;
  transition: transform var(--t-fast), filter var(--t-fast);
}

.cs-cell:hover {
  transform: scale(1.4);
  filter: brightness(1.5);
}

.cs-cell.l0 { background: rgba(255,255,255,0.04); }
.cs-cell.l1 { background: rgba(224,35,29,0.25); }
.cs-cell.l2 { background: rgba(224,35,29,0.45); }
.cs-cell.l3 { background: rgba(224,35,29,0.70); }
.cs-cell.l4 { background: var(--red); box-shadow: 0 0 4px rgba(224,35,29,0.4); }

.cs-legend {
  display: flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  color: var(--text-3);
}

.cs-dot {
  width: 11px;
  height: 11px;
  border-radius: 2px;
  display: inline-block;
}

.cs-0 { background: rgba(255,255,255,0.04); }
.cs-1 { background: rgba(224,35,29,0.25); }
.cs-2 { background: rgba(224,35,29,0.45); }
.cs-3 { background: rgba(224,35,29,0.70); }
.cs-4 { background: var(--red); }

/* ── PROJECTS / SERVICES ──────────────────────────────────────── */
.projects-section { background: var(--bg-0); }

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 1.25rem;
}

.svc-body { display: flex; flex-direction: column; gap: 0.85rem; }

.svc-status-line {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.svc-title {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  font-weight: 400;
  color: var(--text-1);
  letter-spacing: 0.02em;
  flex: 1;
}

.svc-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  flex-shrink: 0;
}

.svc-meta {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  color: var(--text-3);
}

.svc-meta i { margin-right: 0.35rem; }

.svc-desc {
  font-size: 0.88rem;
  color: var(--text-2);
  line-height: 1.75;
  flex: 1;
}

.svc-deps {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.dep-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  color: var(--text-3);
  flex-shrink: 0;
}

.dep-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  color: var(--red);
  background: rgba(224,35,29,0.08);
  border: 1px solid rgba(224,35,29,0.2);
  padding: 1px 6px;
  border-radius: 2px;
  text-transform: uppercase;
}

.svc-links {
  display: flex;
  gap: 1.25rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}

.svc-link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--text-3);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: color var(--t-fast);
  text-transform: lowercase;
}

.svc-link:hover { color: var(--text-1); }
.svc-link--accent:hover { color: var(--red); }

/* ── BLOG / LOG STREAM ────────────────────────────────────────── */
.blog-section { background: var(--bg-1); }

.log-body {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 0;
}

.log-entry {
  padding: 1.1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  transition: background var(--t-fast);
  position: relative;
}

.log-entry::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: transparent;
  transition: background var(--t-fast);
}

.log-entry:hover {
  background: rgba(255,255,255,0.02);
}

.log-entry:hover::before { background: var(--red); }

.log-entry:last-child { border-bottom: none; }

.log-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.log-ts {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  color: var(--text-3);
}

.log-sev {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  padding: 1px 6px;
  border-radius: 2px;
  font-weight: 600;
}

.log-info  { color: var(--blue);  background: rgba(64,196,255,0.08); border: 1px solid rgba(64,196,255,0.2); }
.log-warn  { color: var(--amber); background: rgba(255,171,0,0.08);  border: 1px solid rgba(255,171,0,0.2); }
.log-debug { color: var(--text-3); background: rgba(255,255,255,0.04); border: 1px solid var(--border-2); }

.log-src {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--green);
  letter-spacing: 0.04em;
}

.log-title {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.log-title a { color: var(--text-1); transition: color var(--t-fast); }
.log-title a:hover { color: var(--red); }

.log-excerpt {
  font-size: 0.88rem;
  color: var(--text-2);
  line-height: 1.7;
}

.log-tags {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.log-tag {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  color: var(--text-3);
  background: var(--border);
  padding: 1px 6px;
  border-radius: 2px;
}

.log-read-more {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--red);
  display: flex;
  align-items: center;
  gap: 0.35rem;
  transition: gap var(--t-fast);
  text-transform: lowercase;
  width: fit-content;
}

.log-read-more:hover { gap: 0.6rem; }

.log-pending { background: rgba(0,0,0,0.2); }

.log-pending-text {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-3);
  letter-spacing: 0.04em;
}

.blink-cursor {
  color: var(--red);
  animation: blink 1s step-end infinite;
}

/* ── CONTACT ──────────────────────────────────────────────────── */
.contact-section { background: var(--bg-0); }

.contact-grid {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 1.5rem;
  align-items: start;
}

/* Ping panel */
.ping-output {
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.po-line {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.po-key {
  color: var(--text-3);
  letter-spacing: 0.08em;
  min-width: 70px;
}

.po-val { color: var(--text-2); }

.contact-channels {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.channel-btn {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.7rem 0.9rem;
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-radius: var(--r);
  transition: all var(--t-base);
}

.channel-btn i {
  font-size: 1.1rem;
  color: var(--red);
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}

.channel-btn:hover {
  border-color: var(--red-border);
  background: rgba(224,35,29,0.06);
  transform: translateX(4px);
}

.ch-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  color: var(--text-3);
}

.ch-val {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-2);
}

/* Command form */
.cmd-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cmd-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.cmd-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.cmd-field label {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
}

.cf-prompt { color: var(--red); }
.cf-req { color: var(--text-3); }

.cmd-field input,
.cmd-field textarea {
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-radius: var(--r);
  padding: 0.65rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-1);
  outline: none;
  resize: vertical;
  width: 100%;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}

.cmd-field input::placeholder,
.cmd-field textarea::placeholder {
  color: var(--text-3);
}

.cmd-field input:focus,
.cmd-field textarea:focus {
  border-color: var(--red-border);
  box-shadow: 0 0 0 3px var(--red-glow);
}

.cmd-field input.error,
.cmd-field textarea.error {
  border-color: #ff5555;
}

.form-status {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  padding: 0.65rem 0.9rem;
  border-radius: var(--r);
  display: none;
}

.form-status.success {
  display: block;
  color: var(--green);
  background: var(--green-dim);
  border: 1px solid rgba(0,230,118,0.25);
}

.form-status.error-msg {
  display: block;
  color: #ff6b6b;
  background: rgba(255,85,85,0.08);
  border: 1px solid rgba(255,85,85,0.2);
}

/* ── FOOTER ───────────────────────────────────────────────────── */
.site-footer {
  background: #030305;
  border-top: 1px solid var(--border);
  padding-block: 1.75rem;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.1rem;
  text-align: center;
}

.footer-brand {
  font-family: var(--font-hud);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.footer-nav {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-nav a {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--text-3);
  transition: color var(--t-fast);
}

.footer-nav a:hover { color: var(--red); }

.footer-sys {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--text-3);
}

/* ── BACK TO TOP ──────────────────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 800;
  width: 40px; height: 40px;
  background: var(--red);
  border: none;
  border-radius: var(--r);
  color: #fff;
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--t-base);
  box-shadow: 0 4px 16px rgba(224,35,29,0.4);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--red-bright);
  transform: translateY(-3px);
}

/* ── RESPONSIVE ───────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .hero-grid {
    grid-template-columns: 1fr;
    max-width: 680px;
    margin: 0 auto;
  }

  .hero-metrics-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }

  .stats-panel { grid-column: 1 / -1; }

  .about-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 820px) {
  .nav-toggle { display: flex; }

  .nav-links {
    position: fixed;
    top: var(--top-offset);
    left: 0; right: 0; bottom: 0;
    background: rgba(5,5,7,0.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.77,0,0.18,1);
    z-index: 988;
  }

  .nav-links.open { transform: translateX(0); }

  .nl { font-size: 1rem; padding: 0.7rem 1.5rem; }
  .nl--cta { margin-left: 0; margin-top: 0.5rem; }

  .nav-center { display: none; }
  .sb-hide-sm { display: none; }

  .hero-metrics-col { grid-template-columns: 1fr; }
  .cmd-form-row { grid-template-columns: 1fr; }

  .gauges-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  }

  .cap-list li { flex-wrap: wrap; }
  .cap-desc { display: none; }

  .neofetch-body { flex-direction: column; }
}

@media (max-width: 560px) {
  :root { --section-py: 3.5rem; }

  .projects-grid { grid-template-columns: 1fr; }

  .hi-actions { flex-direction: column; }
  .btn { justify-content: center; }

  .hb-stats-row { gap: 1.2rem; }

  .gauges-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ── REDUCED MOTION ───────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}