/* ============================================================
   ROOT VARIABLES
   ============================================================ */
:root {
  --bg:                  #02040f;
  --bg2:                 #060914;
  --bg3:                 #0a0e1a;
  --bg-glass:            rgba(6, 9, 20, 0.65);
  --primary:             #00d4ff;
  --primary-dim:         #0088aa;
  --primary-glow:        rgba(0, 212, 255, 0.18);
  --primary-glow-soft:   rgba(0, 212, 255, 0.08);
  --cyan:                #00ffea;
  --violet:              #9d4edd;
  --violet-dim:          #6b2fa0;
  --violet-glow:         rgba(157, 78, 221, 0.20);
  --amber:               #f9a825;
  --red:                 #ff3b3b;
  --text-bright:         #e0f4ff;
  --text-mid:            #7eb8cc;
  --text-dim:            #3a6070;
  --border:              rgba(0, 212, 255, 0.15);
  --border-bright:       rgba(0, 212, 255, 0.45);
  --scanline:            rgba(0, 0, 0, 0.18);
  --font-ui:             'Rajdhani', 'Exo 2', sans-serif;
  --font-mono:           'Space Mono', monospace;
  --font-data:           'Share Tech Mono', monospace;
  --nav-w:               220px;
  --sidebar-w:           240px;
  --radius:              2px;
  --t-fast:              0.15s;
  --t-mid:               0.3s;
  --t-slow:              0.6s;
}

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

html, body {
  height: 100%;
  overflow: hidden;
}

body {
  background: var(--bg);
  color: var(--text-bright);
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.6;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--t-fast), text-shadow var(--t-fast);
}
a:hover {
  color: var(--cyan);
  text-shadow: 0 0 8px var(--primary-glow);
}

button {
  font-family: var(--font-ui);
  cursor: pointer;
}

/* ============================================================
   SCANLINE + VIGNETTE OVERLAY
   ============================================================ */
#hud-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
}

#hud-overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    var(--scanline) 0px, var(--scanline) 1px,
    transparent 1px, transparent 4px
  );
  opacity: 0.25;
}

#hud-overlay::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 50%, rgba(0, 0, 0, 0.55) 100%);
}

/* ============================================================
   APP LAYOUT
   ============================================================ */
#app {
  display: flex;
  height: 100vh;
  position: relative;
  z-index: 1;
}

/* ============================================================
   LEFT NAV
   ============================================================ */
#left-nav {
  width: var(--nav-w);
  min-width: var(--nav-w);
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
  position: relative;
  z-index: 10;
}

#left-nav::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 1px;
  height: 100%;
  background: linear-gradient(to bottom, transparent, var(--primary), var(--cyan), transparent);
  opacity: 0.4;
}

.nav-logo-wrap {
  padding: 22px 18px 14px;
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: var(--font-ui);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 4px;
  display: block;
  background: linear-gradient(90deg, var(--primary) 0%, var(--cyan) 25%, #fff 50%, var(--violet) 75%, var(--primary) 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: holographic-shimmer 4s linear infinite;
}

.nav-logo::before {
  content: '◈ ';
  font-size: 14px;
  -webkit-text-fill-color: var(--primary);
  opacity: 0.7;
}

.nav-tagline {
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--text-dim);
  text-transform: uppercase;
  margin-top: 4px;
  font-family: var(--font-mono);
}

.nav-divider {
  height: 1px;
  background: linear-gradient(to right, transparent, var(--border), var(--border-bright), var(--border), transparent);
  margin: 6px 0;
}

.hud-nav {
  list-style: none;
  padding: 8px 0;
  flex: 1;
}

.hud-nav li a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 18px;
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--text-mid);
  transition: all var(--t-mid);
  position: relative;
  border-left: 2px solid transparent;
}

.hud-nav li a::before {
  content: '▸';
  font-size: 10px;
  color: var(--primary-dim);
  transition: color var(--t-fast);
}

.hud-nav li a:hover,
.hud-nav li a.active {
  color: var(--primary);
  text-shadow: 0 0 10px var(--primary-glow);
  border-left-color: var(--primary);
  background: var(--primary-glow-soft);
}

.hud-nav li a:hover::before,
.hud-nav li a.active::before {
  color: var(--cyan);
}

.hud-nav li a.active {
  color: var(--cyan);
}

.nav-status {
  padding: 12px 18px 16px;
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 10px;
}

.nav-status-row {
  display: flex;
  justify-content: space-between;
  color: var(--text-dim);
  line-height: 1.8;
}

.nav-status-row span:last-child {
  color: var(--primary);
}

.status-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 6px var(--cyan);
  position: relative;
  vertical-align: middle;
  margin-right: 4px;
}

.status-dot::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1px solid var(--cyan);
  animation: pulse-ring 2s cubic-bezier(0.455, 0.03, 0.515, 0.955) infinite;
}

/* ============================================================
   MAIN CONTENT AREA
   ============================================================ */
#main {
  flex: 1;
  display: flex;
  overflow: hidden;
}

#content {
  flex: 1;
  overflow-y: auto;
  padding: 28px 32px;
  position: relative;
}

#content::-webkit-scrollbar {
  width: 4px;
}
#content::-webkit-scrollbar-track {
  background: var(--bg2);
}
#content::-webkit-scrollbar-thumb {
  background: var(--primary-dim);
  border-radius: 2px;
}

/* ============================================================
   RIGHT SIDEBAR
   ============================================================ */
#sidebar {
  width: var(--sidebar-w);
  min-width: var(--sidebar-w);
  background: var(--bg2);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0;
  overflow-y: auto;
  padding: 14px 12px;
  position: relative;
}

#sidebar::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 100%;
  background: linear-gradient(to bottom, transparent, var(--primary), var(--cyan), transparent);
  opacity: 0.4;
}

#sidebar::-webkit-scrollbar {
  width: 3px;
}
#sidebar::-webkit-scrollbar-thumb {
  background: var(--primary-dim);
}

/* ============================================================
   HUD PANEL (glassmorphism)
   ============================================================ */
.hud-panel {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  position: relative;
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.5),
    0 4px 32px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(0, 212, 255, 0.07);
  transition: border-color var(--t-mid), box-shadow var(--t-mid);
}

@supports (backdrop-filter: blur(1px)) {
  .hud-panel {
    background: rgba(6, 9, 20, 0.50);
    backdrop-filter: blur(12px) saturate(1.4);
    -webkit-backdrop-filter: blur(12px) saturate(1.4);
  }
}

.hud-panel:hover {
  border-color: var(--border-bright);
  box-shadow:
    0 0 0 1px var(--border-bright),
    0 0 24px var(--primary-glow),
    0 0 48px var(--primary-glow-soft),
    inset 0 0 20px var(--primary-glow-soft);
}

.panel-header {
  padding: 8px 12px 7px;
  border-bottom: 1px solid var(--border);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--primary);
  font-family: var(--font-ui);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.panel-body {
  padding: 10px 12px;
}

.panel-footer {
  padding: 6px 12px 8px;
  border-top: 1px solid var(--border);
  font-size: 9px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  letter-spacing: 1px;
}

/* ============================================================
   HUD CORNERS
   ============================================================ */
.hud-corners {
  position: relative;
}

.hud-corner {
  position: absolute;
  width: 12px;
  height: 12px;
  border-color: var(--primary);
  border-style: solid;
  opacity: 0.7;
  z-index: 2;
  pointer-events: none;
}

.hc-tl { top: -1px;    left: -1px;  border-width: 2px 0 0 2px; }
.hc-tr { top: -1px;    right: -1px; border-width: 2px 2px 0 0; }
.hc-bl { bottom: -1px; left: -1px;  border-width: 0 0 2px 2px; }
.hc-br { bottom: -1px; right: -1px; border-width: 0 2px 2px 0; }

/* ============================================================
   TOGGLE BUTTONS (temp, clock format)
   ============================================================ */
.hud-toggle {
  background: transparent;
  border: 1px solid var(--border-bright);
  color: var(--primary);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 1px;
  padding: 2px 6px;
  border-radius: 1px;
  transition: all var(--t-fast);
}
.hud-toggle:hover {
  background: var(--primary-glow-soft);
  box-shadow: 0 0 8px var(--primary-glow);
}

/* ============================================================
   WEATHER PANEL
   ============================================================ */
#weather-panel {
  margin-bottom: 12px;
}

.w-current {
  margin-bottom: 8px;
}

.w-location {
  font-size: 10px;
  color: var(--text-dim);
  letter-spacing: 1px;
  font-family: var(--font-mono);
  margin-bottom: 4px;
}

.w-main-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.w-temp {
  font-size: 28px;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--amber);
  line-height: 1;
  text-shadow: 0 0 12px rgba(249, 168, 37, 0.4);
}

.w-desc {
  font-size: 11px;
  color: var(--text-mid);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.w-meta {
  font-size: 10px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  margin-top: 3px;
}

.w-forecast {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

.w-day {
  display: grid;
  grid-template-columns: 38px 1fr 48px;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  font-family: var(--font-mono);
}

.w-day-name {
  color: var(--text-dim);
  letter-spacing: 1px;
}

.w-day-bar-track {
  height: 3px;
  background: rgba(0, 212, 255, 0.1);
  border-radius: 2px;
  overflow: hidden;
}

.w-day-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-dim), var(--cyan));
  border-radius: 2px;
}

.w-day-temp {
  color: var(--amber);
  text-align: right;
}

.w-error, .w-loading {
  font-size: 10px;
  font-family: var(--font-mono);
  color: var(--text-dim);
  letter-spacing: 1px;
  text-align: center;
  padding: 8px 0;
}

/* ============================================================
   WORLD CLOCK
   ============================================================ */
#world-clock {
  margin-bottom: 0;
}

.clock-zone {
  display: flex;
  flex-direction: column;
  margin-bottom: 10px;
}

.clock-zone:last-child {
  margin-bottom: 0;
}

.clock-label {
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  text-transform: uppercase;
}

.clock-time {
  font-size: 20px;
  font-family: var(--font-mono);
  color: var(--primary);
  font-weight: 400;
  letter-spacing: 2px;
  line-height: 1.2;
  text-shadow: 0 0 10px var(--primary-glow);
}

.clock-zone:first-child .clock-time {
  color: var(--cyan);
  text-shadow: 0 0 10px rgba(0, 255, 234, 0.3);
}

.clock-date {
  font-size: 9px;
  font-family: var(--font-mono);
  color: var(--text-dim);
  letter-spacing: 1px;
}

/* ============================================================
   PAGE HEADER (inner pages)
   ============================================================ */
.page-header {
  margin-bottom: 24px;
}

#page-cmd {
  font-family: var(--font-data);
  font-size: 15px;
  color: var(--primary);
  letter-spacing: 2px;
  min-height: 22px;
  text-shadow: 0 0 10px var(--primary-glow);
}

.hud-divider {
  height: 1px;
  background: linear-gradient(to right, var(--border-bright), var(--border), transparent);
  margin: 10px 0;
  position: relative;
}

.hud-divider::before {
  content: '';
  position: absolute;
  left: 0;
  top: -1px;
  width: 40px;
  height: 3px;
  background: var(--primary);
  box-shadow: 0 0 8px var(--primary-glow);
}

.section-header {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  font-family: var(--font-ui);
  background: linear-gradient(90deg, var(--primary) 0%, var(--cyan) 40%, var(--primary) 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: holographic-shimmer 5s linear infinite;
  margin: 20px 0 6px;
}

.section-header:first-child {
  margin-top: 0;
}

/* ============================================================
   HOME PAGE
   ============================================================ */
#canvas-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

#home-main {
  flex: 1;
  display: flex;
  overflow: hidden;
}

#output-panel {
  width: 400px;
  min-width: 400px;
  overflow-y: auto;
  padding: 24px 24px 24px 28px;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}

#output-panel::-webkit-scrollbar { width: 3px; }
#output-panel::-webkit-scrollbar-thumb { background: var(--primary-dim); }

#output {
  flex: 1;
  font-family: var(--font-data);
  font-size: 12px;
  line-height: 1.9;
}

.line-system {
  color: var(--primary);
}

.line-ok {
  color: var(--cyan);
}

.line-warn {
  color: var(--amber);
}

.line-dim {
  color: var(--text-dim);
}

.line-prompt {
  color: var(--text-mid);
}

.cursor {
  display: inline-block;
  width: 8px;
  height: 14px;
  background: var(--primary);
  vertical-align: middle;
  animation: blink 1s step-end infinite;
  box-shadow: 0 0 6px var(--primary-glow);
}

#sys-stats {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.stat-row {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  font-family: var(--font-mono);
  color: var(--text-dim);
  margin-bottom: 6px;
}

.stat-row span:last-child {
  color: var(--primary);
}

.stat-bar-track {
  height: 3px;
  background: rgba(0, 212, 255, 0.08);
  border-radius: 1px;
  margin-bottom: 10px;
  overflow: hidden;
}

.stat-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-dim), var(--primary));
  border-radius: 1px;
  box-shadow: 0 0 6px var(--primary-glow);
  animation: glow-pulse 3s ease-in-out infinite;
  transition: width 0.5s ease;
}

#canvas-panel {
  flex: 1;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: stretch;
}

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

.canvas-label {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--text-dim);
  pointer-events: none;
  text-transform: uppercase;
}

.canvas-label.tl { top: 12px; left: 14px; }
.canvas-label.br { bottom: 12px; right: 14px; }
.canvas-label.tr { top: 12px; right: 14px; }

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.profile-grid {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 4px 14px;
  font-size: 13px;
  margin-bottom: 4px;
}

.pr-key {
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1px;
  text-transform: uppercase;
  align-self: center;
}

.pr-val {
  color: var(--text-bright);
  font-family: var(--font-ui);
  font-weight: 500;
  letter-spacing: 0.5px;
  align-self: center;
  padding: 3px 0;
  border-bottom: 1px solid var(--border);
}

.bio-text {
  font-family: 'Exo 2', sans-serif;
  font-size: 13px;
  font-weight: 300;
  color: var(--text-mid);
  line-height: 1.8;
  letter-spacing: 0.3px;
}

.skills-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.skill-row {
  display: grid;
  grid-template-columns: 160px 1fr 40px;
  align-items: center;
  gap: 10px;
}

.skill-name {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-mid);
  font-family: var(--font-ui);
}

.skill-bar-track {
  height: 4px;
  background: rgba(0, 212, 255, 0.07);
  border-radius: 2px;
  overflow: visible;
  position: relative;
}

.skill-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--violet), var(--primary));
  border-radius: 2px;
  width: 0%;
  transition: width 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  box-shadow: 0 0 10px var(--primary-glow), 0 0 4px var(--violet-glow);
  position: relative;
}

.skill-bar-fill::after {
  content: '';
  position: absolute;
  right: 0;
  top: -1px;
  height: calc(100% + 2px);
  width: 4px;
  background: rgba(255, 255, 255, 0.7);
  filter: blur(1px);
  border-radius: 2px;
}

.skill-pct {
  font-size: 10px;
  font-family: var(--font-mono);
  color: var(--primary);
  text-align: right;
}

.page-links {
  display: flex;
  gap: 16px;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

/* ============================================================
   PORTFOLIO PAGE
   ============================================================ */
.project-card {
  margin-bottom: 20px;
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}

.project-card:last-child {
  margin-bottom: 0;
}

.card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.card-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
  flex-shrink: 0;
  animation: glow-pulse 2s ease-in-out infinite;
}

.card-title {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-bright);
  font-family: var(--font-ui);
}

.card-tags {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
  margin-left: auto;
}

.tag {
  background: var(--primary-glow-soft);
  border: 1px solid var(--border);
  color: var(--primary);
  font-size: 9px;
  font-family: var(--font-mono);
  letter-spacing: 1px;
  padding: 2px 7px;
  border-radius: 1px;
  text-transform: uppercase;
}

.card-desc {
  font-family: 'Exo 2', sans-serif;
  font-size: 13px;
  font-weight: 300;
  color: var(--text-mid);
  line-height: 1.7;
  letter-spacing: 0.3px;
}

.card-stack-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.stack-label {
  font-size: 9px;
  font-family: var(--font-mono);
  letter-spacing: 2px;
  color: var(--text-dim);
  text-transform: uppercase;
}

.tech-pill {
  background: var(--violet-glow);
  border: 1px solid rgba(157, 78, 221, 0.3);
  color: var(--violet);
  font-size: 10px;
  font-family: var(--font-mono);
  letter-spacing: 1px;
  padding: 2px 8px;
  border-radius: 1px;
}

.hud-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: transparent;
  border: 1px solid var(--border-bright);
  color: var(--primary);
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 8px 18px;
  cursor: pointer;
  transition: all var(--t-mid);
  text-decoration: none;
}

.hud-btn::before {
  content: '[';
  color: var(--primary-dim);
}
.hud-btn::after {
  content: ']';
  color: var(--primary-dim);
}

.hud-btn:hover {
  background: var(--primary-glow-soft);
  border-color: var(--primary);
  color: var(--cyan);
  box-shadow: 0 0 16px var(--primary-glow), inset 0 0 12px var(--primary-glow-soft);
  text-shadow: 0 0 8px var(--primary-glow);
}

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 24px;
  margin-top: 4px;
}

.contact-col-divider {
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--border-bright), var(--border), transparent);
  align-self: stretch;
}

.channel-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  transition: all var(--t-mid);
}

.channel-row:last-child {
  border-bottom: none;
}

.channel-icon {
  font-size: 16px;
  color: var(--primary);
  width: 24px;
  text-align: center;
  text-shadow: 0 0 8px var(--primary-glow);
}

.channel-info {
  flex: 1;
}

.channel-label {
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  text-transform: uppercase;
}

.channel-value {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-bright);
  letter-spacing: 0.5px;
}

.channel-row a {
  color: inherit;
  text-decoration: none;
}

.channel-row:hover .channel-value {
  color: var(--primary);
  text-shadow: 0 0 8px var(--primary-glow);
}

.form-field {
  margin-bottom: 14px;
}

.form-label {
  display: block;
  font-size: 9px;
  font-family: var(--font-mono);
  letter-spacing: 2px;
  color: var(--text-dim);
  text-transform: uppercase;
  margin-bottom: 5px;
}

.form-input,
.form-textarea {
  width: 100%;
  background: rgba(0, 212, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-bright);
  font-family: var(--font-data);
  font-size: 13px;
  padding: 9px 12px;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  outline: none;
}

.form-textarea {
  resize: vertical;
  min-height: 90px;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--border-bright);
  box-shadow: 0 0 16px var(--primary-glow), inset 0 0 8px var(--primary-glow-soft);
  background: rgba(0, 212, 255, 0.05);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-dim);
}

.form-submit {
  width: 100%;
  padding: 10px;
}

#cf-status {
  font-family: var(--font-data);
  font-size: 11px;
  min-height: 18px;
  margin-bottom: 8px;
  color: var(--text-mid);
  letter-spacing: 1px;
}

#cf-status.success { color: var(--cyan); }
#cf-status.error   { color: var(--red); }

/* ============================================================
   PAGE FOOTER LINKS
   ============================================================ */
.page-links a {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-mid);
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
  transition: all var(--t-fast);
}

.page-links a::after {
  content: ' →';
  color: var(--primary-dim);
}

.page-links a:hover {
  color: var(--primary);
  border-bottom-color: var(--primary);
  text-shadow: 0 0 8px var(--primary-glow);
}

/* ============================================================
   KEYFRAME ANIMATIONS
   ============================================================ */
@keyframes holographic-shimmer {
  0%   { background-position: -200% center; }
  100% { background-position:  200% center; }
}

@keyframes pulse-ring {
  0%   { transform: scale(0.8); opacity: 0.9; }
  70%  { transform: scale(2.0); opacity: 0; }
  100% { transform: scale(2.0); opacity: 0; }
}

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

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes glow-pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.6; }
}

@keyframes flicker {
  0%, 95%, 100% { opacity: 1; }
  96%            { opacity: 0.85; }
  97%            { opacity: 1; }
  98%            { opacity: 0.7; }
  99%            { opacity: 1; }
}

@keyframes scan-sweep {
  0%   { top: -2px; opacity: 0.8; }
  100% { top: 100%; opacity: 0; }
}

.nav-logo {
  animation: holographic-shimmer 4s linear infinite, flicker 9s ease-in-out infinite;
}

/* ============================================================
   MOBILE TOPBAR (hidden by default)
   ============================================================ */
#mobile-topbar {
  display: none;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
}

#mobile-topbar .mob-logo {
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 3px;
  background: linear-gradient(90deg, var(--primary), var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

#mobile-topbar nav {
  display: flex;
  gap: 16px;
}

#mobile-topbar nav a {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-mid);
  transition: color var(--t-fast);
}

#mobile-topbar nav a:hover,
#mobile-topbar nav a.active {
  color: var(--primary);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Hide sidebar at 1199px */
@media (max-width: 1199px) {
  #sidebar {
    display: none;
  }
}

/* Tablet / mobile: hide left-nav, show topbar */
@media (max-width: 959px) {
  #left-nav {
    display: none;
  }

  #mobile-topbar {
    display: flex;
  }

  #app {
    flex-direction: column;
    padding-top: 46px;
  }

  /* Home page: stack output + hide canvas */
  #home-main {
    flex-direction: column;
    overflow-y: auto;
    height: 100%;
  }

  #output-panel {
    width: 100%;
    min-width: unset;
    border-right: none;
    border-bottom: 1px solid var(--border);
    /* Remove flex stretch so output and stats sit together */
    display: block;
    overflow-y: visible;
    padding: 20px 20px 0;
  }

  #output {
    flex: none;
  }

  #sys-stats {
    margin-top: 16px;
    padding-top: 12px;
  }

  /* 2-column stats grid on mobile */
  .stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 20px;
  }

  #canvas-panel {
    display: none;
  }

  /* Mini arc reactor on mobile home */
  #mobile-reactor {
    display: flex;
  }
}

/* Small mobile */
@media (max-width: 619px) {
  #content {
    padding: 16px;
  }

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

  .contact-col-divider {
    display: none;
  }

  .skill-row {
    grid-template-columns: 120px 1fr 36px;
  }

  #mobile-topbar nav {
    gap: 12px;
  }

  #mobile-topbar nav a {
    font-size: 9px;
    letter-spacing: 1px;
  }
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}