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

:root {
  --green: #00ff41;
  --green-dim: #00cc33;
  --green-dark: #003300;
  --green-mid: #00aa22;
  --black: #000000;
  --bg: #020a02;
  --bg2: #050f05;
  --bg3: #0a180a;
  --terminal: #0d1a0d;
  --border: #00ff4166;
  --text: #00ff41;
  --text-dim: #00aa22;
  --text-muted: #005511;
  --scan: rgba(0,255,65,0.03);
  --font-mono: 'Share Tech Mono', monospace;
  --font-big: 'VT323', monospace;
  --font-sys: 'Orbitron', monospace;
}

html, body {
  width: 100%; height: 100%;
  background: var(--black);
  color: var(--green);
  font-family: var(--font-mono);
  overflow: hidden;
  cursor: default;
  user-select: none;
}

/* ═══════════════════ SCANLINES ═══════════════════ */
body::before {
  content: '';
  position: fixed; inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    var(--scan) 2px,
    var(--scan) 4px
  );
  pointer-events: none;
  z-index: 9999;
}

/* ═══════════════════ SCREENS ═══════════════════ */
.screen {
  position: fixed; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  transition: opacity 0.6s ease;
}
.screen.hidden { opacity: 0; pointer-events: none; visibility: hidden; }
.screen.gone   { display: none; }

/* ═══════════════════ BOOT SCREEN ═══════════════════ */
#boot-screen {
  background: var(--black);
  padding: 40px;
  justify-content: flex-start;
}

.boot-header {
  width: 100%;
  font-family: var(--font-big);
  font-size: clamp(40px, 6vw, 72px);
  color: var(--green);
  text-shadow: 0 0 20px var(--green);
  text-align: center;
  margin-bottom: 40px;
  letter-spacing: 8px;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { text-shadow: 0 0 20px var(--green); }
  50% { text-shadow: 0 0 40px var(--green), 0 0 80px var(--green-dim); }
}

.boot-log {
  width: 100%;
  max-width: 900px;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.8;
  overflow-y: auto;
  flex: 1;
  overflow: hidden;
}

.boot-line {
  animation: fadein 0.15s ease forwards;
}

.boot-line.ok::after {
  content: '  [ OK ]';
  color: var(--green);
  float: right;
}

.boot-line.warn::after {
  content: ' [WARN]';
  color: #ffaa00;
  float: right;
}

.boot-progress {
  width: 100%;
  max-width: 900px;
  height: 4px;
  background: var(--bg3);
  margin-top: 24px;
  border: 1px solid var(--border);
  overflow: hidden;
}

.boot-progress-bar {
  height: 100%;
  background: var(--green);
  width: 0%;
  transition: width 0.3s ease;
  box-shadow: 0 0 12px var(--green);
}

@keyframes fadein {
  from { opacity: 0; transform: translateX(-6px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* ═══════════════════ LOGIN SCREEN ═══════════════════ */
#login-screen {
  background: var(--black);
}

.login-box {
  border: 1px solid var(--border);
  background: var(--bg2);
  padding: 48px 56px;
  min-width: 400px;
  text-align: center;
  position: relative;
  box-shadow: 0 0 40px rgba(0,255,65,0.1), inset 0 0 40px rgba(0,255,65,0.02);
}

.login-box::before, .login-box::after {
  content: '';
  position: absolute;
  width: 16px; height: 16px;
  border-color: var(--green);
  border-style: solid;
}
.login-box::before { top: -1px; left: -1px; border-width: 2px 0 0 2px; }
.login-box::after  { bottom: -1px; right: -1px; border-width: 0 2px 2px 0; }

.login-os-name {
  font-family: var(--font-sys);
  font-size: 28px;
  font-weight: 700;
  color: var(--green);
  text-shadow: 0 0 20px var(--green);
  letter-spacing: 4px;
  margin-bottom: 8px;
}

.login-version {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 3px;
  margin-bottom: 40px;
}

.login-avatar {
  width: 80px; height: 80px;
  border-radius: 50%;
  border: 2px solid var(--green);
  background: var(--bg3);
  margin: 0 auto 20px;
  display: flex; align-items: center; justify-content: center;
  font-size: 36px;
  box-shadow: 0 0 20px rgba(0,255,65,0.3);
  overflow: hidden;
}

.login-avatar img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: sepia(1) hue-rotate(80deg) saturate(3);
}

.login-avatar-placeholder {
  font-family: var(--font-big);
  font-size: 48px;
  color: var(--green);
}

.login-username {
  font-size: 18px;
  letter-spacing: 2px;
  margin-bottom: 32px;
  color: var(--green);
}

.login-username span {
  color: var(--text-dim);
  font-size: 12px;
  display: block;
  margin-top: 4px;
}

.login-btn {
  background: transparent;
  border: 1px solid var(--green);
  color: var(--green);
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 4px;
  padding: 12px 40px;
  cursor: pointer;
  transition: all 0.2s;
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
}

.login-btn::before {
  content: '';
  position: absolute; inset: 0;
  background: var(--green);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
  z-index: -1;
}

.login-btn:hover {
  box-shadow: 0 0 20px var(--green);
}
.login-btn:hover::before { transform: scaleX(1); }

.login-footer {
  margin-top: 32px;
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 1px;
}

/* ═══════════════════ DESKTOP ═══════════════════ */
#desktop-screen {
  background: var(--black);
  flex-direction: column;
  align-items: stretch;
  justify-content: stretch;
  padding: 0;
}

.desktop-area {
  flex: 1;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(0,255,65,0.04) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 80%, rgba(0,255,65,0.03) 0%, transparent 60%),
    var(--black);
}

/* Grid pattern */
.desktop-area::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,255,65,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,255,65,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

/* ═══════════════════ DESKTOP ICONS ═══════════════════ */
.desktop-icons {
  position: absolute;
  top: 12px; left: 12px;
  display: flex; flex-direction: column;
  flex-wrap: wrap;
  gap: 8px;
  max-height: calc(100vh - 60px);
  align-content: flex-start;
}

.d-icon {
  display: flex; flex-direction: column;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  width: 80px;
  padding: 6px;
  border-radius: 4px;
  transition: background 0.15s;
}

.d-icon:hover { background: rgba(0,255,65,0.08); }
.d-icon.selected { background: rgba(0,255,65,0.15); }

.d-icon-img {
  width: 46px; height: 46px;
  border: 1px solid var(--border);
  background: var(--bg3);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-big);
  font-size: 24px;
  color: var(--green);
  position: relative;
  box-shadow: 0 0 8px rgba(0,255,65,0.2);
}

.d-icon-img img {
  width: 36px !important;
  height: 36px !important;
  object-fit: contain;
}

.d-icon-label {
  font-size: 10px;
  color: var(--green);
  text-align: center;
  text-shadow: 0 0 8px rgba(0,255,65,0.5);
  line-height: 1.2;
  word-break: break-word;
}

/* ═══════════════════ TASKBAR ═══════════════════ */
.taskbar {
  height: 40px;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 0;
  padding: 0;
  flex-shrink: 0;
  position: relative;
  z-index: 100;
}

.taskbar-start {
  height: 100%;
  padding: 0 20px;
  background: var(--green-dark);
  border-right: 1px solid var(--border);
  display: flex; align-items: center; gap: 8px;
  cursor: pointer;
  font-family: var(--font-sys);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  transition: background 0.15s;
  white-space: nowrap;
}

.taskbar-start:hover { background: rgba(0,255,65,0.15); }
.taskbar-start.active { background: rgba(0,255,65,0.2); }

.taskbar-start .logo {
  font-size: 16px;
  color: var(--green);
  text-shadow: 0 0 8px var(--green);
}

.taskbar-apps {
  flex: 1;
  display: flex;
  align-items: center;
  height: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  gap: 2px;
  padding: 0 4px;
}

.taskbar-apps::-webkit-scrollbar { height: 3px; }
.taskbar-apps::-webkit-scrollbar-thumb { background: var(--border); }

.taskbar-app-btn {
  height: 32px;
  padding: 0 12px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 11px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s;
  display: flex; align-items: center; gap: 6px;
  max-width: 160px;
  overflow: hidden;
}

.taskbar-app-btn:hover {
  background: rgba(0,255,65,0.1);
  border-color: var(--border);
  color: var(--green);
}

.taskbar-app-btn.active {
  background: rgba(0,255,65,0.12);
  border-color: var(--border);
  border-bottom-color: var(--green);
  color: var(--green);
}

.taskbar-clock {
  padding: 0 16px;
  font-size: 12px;
  color: var(--text-dim);
  border-left: 1px solid var(--border);
  white-space: nowrap;
  font-family: var(--font-mono);
  display: flex; flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  line-height: 1.3;
}

/* ═══════════════════ START MENU ═══════════════════ */
.start-menu {
  position: fixed;
  bottom: 40px; left: 0;
  width: 260px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-bottom: none;
  display: none;
  flex-direction: column;
  z-index: 500;
  box-shadow: 4px -4px 20px rgba(0,255,65,0.1);
}

.start-menu.open { display: flex; }

.start-menu-header {
  background: var(--green-dark);
  padding: 16px;
  border-bottom: 1px solid var(--border);
}

.start-menu-header h3 {
  font-family: var(--font-sys);
  font-size: 14px;
  font-weight: 700;
  color: var(--green);
  text-shadow: 0 0 10px var(--green);
  letter-spacing: 2px;
}

.start-menu-header p {
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 4px;
  letter-spacing: 1px;
}

.start-menu-item {
  padding: 10px 16px;
  cursor: pointer;
  font-size: 12px;
  color: var(--text-dim);
  border-bottom: 1px solid rgba(0,255,65,0.05);
  transition: all 0.15s;
  display: flex; align-items: center; gap: 10px;
  letter-spacing: 1px;
}

.start-menu-item:hover {
  background: rgba(0,255,65,0.1);
  color: var(--green);
}

.start-menu-sep {
  border-top: 1px solid var(--border);
  margin: 4px 0;
}

.start-menu-item.danger:hover {
  background: rgba(255,0,0,0.1);
  color: #ff4444;
}

/* ═══════════════════ WINDOWS ═══════════════════ */
.window {
  position: absolute;
  background: var(--bg2);
  border: 1px solid var(--border);
  box-shadow: 0 0 30px rgba(0,255,65,0.08), 4px 4px 0 rgba(0,0,0,0.5);
  display: flex; flex-direction: column;
  min-width: 400px;
  min-height: 300px;
  z-index: 10;
  transition: box-shadow 0.2s;
}

.window.focused {
  border-color: var(--green);
  box-shadow: 0 0 30px rgba(0,255,65,0.15), 4px 4px 0 rgba(0,0,0,0.5);
  z-index: 50;
}

.window.minimized { display: none; }

.window-titlebar {
  height: 32px;
  background: var(--bg3);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center;
  padding: 0 8px;
  cursor: move;
  flex-shrink: 0;
  gap: 8px;
}

.window.focused .window-titlebar {
  background: var(--green-dark);
}

.window-controls {
  display: flex; gap: 6px;
  margin-right: 4px;
}

.wc {
  width: 12px; height: 12px;
  border-radius: 50%;
  cursor: pointer;
  border: 1px solid;
  display: flex; align-items: center; justify-content: center;
  font-size: 8px;
  transition: filter 0.15s;
}
.wc:hover { filter: brightness(1.4); }

.wc-close { background: #ff5555; border-color: #cc3333; }
.wc-min   { background: #ffaa00; border-color: #cc8800; }
.wc-max   { background: #00ff41; border-color: #00cc33; }

.window-title {
  flex: 1;
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 2px;
  text-transform: uppercase;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.window.focused .window-title { color: var(--green); }

.window-body {
  flex: 1;
  overflow: auto;
  padding: 20px;
  font-size: 13px;
  line-height: 1.7;
}

.window-body::-webkit-scrollbar { width: 6px; }
.window-body::-webkit-scrollbar-track { background: var(--bg3); }
.window-body::-webkit-scrollbar-thumb { background: var(--border); }

/* Window resize handle */
.window-resize {
  position: absolute;
  bottom: 0; right: 0;
  width: 16px; height: 16px;
  cursor: se-resize;
  display: flex; align-items: flex-end; justify-content: flex-end;
  padding: 2px;
}

.window-resize::after {
  content: '';
  display: block;
  width: 8px; height: 8px;
  border-right: 2px solid var(--border);
  border-bottom: 2px solid var(--border);
}

/* ═══════════════════ WINDOW CONTENT STYLES ═══════════════════ */
.section-title {
  font-family: var(--font-sys);
  font-size: 14px;
  font-weight: 700;
  color: var(--green);
  letter-spacing: 3px;
  text-shadow: 0 0 10px rgba(0,255,65,0.5);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.prompt { color: var(--text-muted); }
.cmd    { color: var(--green); }
.out    { color: var(--text-dim); }
.hi     { color: var(--green); text-shadow: 0 0 8px rgba(0,255,65,0.4); }
.warn-t { color: #ffaa00; }
.info   { color: #44aaff; }

/* About window */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 16px 0;
}

.about-field {
  border: 1px solid rgba(0,255,65,0.2);
  padding: 10px 14px;
  background: var(--bg3);
}

.about-field label {
  display: block;
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: 2px;
  margin-bottom: 4px;
  text-transform: uppercase;
}

.about-field span {
  color: var(--green);
  font-size: 13px;
}

/* Projects window */
.project-list { display: flex; flex-direction: column; gap: 12px; }

.project-card {
  border: 1px solid rgba(0,255,65,0.25);
  background: var(--bg3);
  padding: 16px;
  transition: border-color 0.2s;
}

.project-card:hover { border-color: var(--green); }

.project-card h3 {
  font-family: var(--font-sys);
  font-size: 13px;
  font-weight: 700;
  color: var(--green);
  letter-spacing: 2px;
  margin-bottom: 6px;
}

.project-card p {
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.6;
  margin-bottom: 12px;
}

.project-links {
  display: flex; gap: 10px;
  flex-wrap: wrap;
}

.project-link {
  font-size: 11px;
  color: var(--green);
  text-decoration: none;
  border: 1px solid var(--border);
  padding: 4px 10px;
  letter-spacing: 1px;
  transition: all 0.15s;
  cursor: pointer;
}

.project-link:hover {
  background: rgba(0,255,65,0.1);
  text-shadow: 0 0 8px var(--green);
}

.tag {
  display: inline-block;
  font-size: 10px;
  color: var(--text-muted);
  border: 1px solid var(--text-muted);
  padding: 2px 6px;
  margin: 2px;
  letter-spacing: 1px;
}

/* Project preview browser mockup */
.preview-browser {
  width: 100%;
  border: 1px solid var(--border);
  background: var(--bg3);
  margin-bottom: 16px;
  overflow: hidden;
}
.preview-chrome {
  background: #0a180a;
  border-bottom: 1px solid var(--border);
  padding: 6px 10px;
  display: flex; align-items: center; gap: 6px;
}
.preview-dot { width: 8px; height: 8px; border-radius: 50%; }
.preview-url {
  flex: 1;
  background: var(--bg2);
  border: 1px solid rgba(0,255,65,0.15);
  border-radius: 2px;
  padding: 2px 8px;
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: 1px;
  margin: 0 6px;
}
.preview-screen {
  width: 100%;
  height: 180px;
  display: block;
}

/* Project window layout with preview */
.project-win-body {
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* Skills window */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 8px;
  margin-top: 8px;
}

.skill-badge {
  border: 1px solid rgba(0,255,65,0.3);
  background: var(--bg3);
  padding: 10px 8px;
  text-align: center;
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 1px;
  transition: all 0.2s;
  cursor: default;
}

.skill-badge:hover {
  border-color: var(--green);
  color: var(--green);
  background: rgba(0,255,65,0.05);
  box-shadow: 0 0 10px rgba(0,255,65,0.1);
}

.skill-badge .sk-icon {
  font-size: 22px;
  display: block;
  margin-bottom: 6px;
}

/* Contact window */
.contact-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(0,255,65,0.1);
  cursor: pointer;
  transition: color 0.15s;
}

.contact-item:hover { color: var(--green); }

.contact-icon {
  width: 36px; height: 36px;
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
  background: var(--bg3);
}

.contact-info label {
  display: block;
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.contact-info span {
  font-size: 13px;
  color: var(--text-dim);
}

/* Terminal */
.terminal-output {
  font-size: 13px;
  line-height: 1.8;
}

.terminal-input-line {
  display: flex; align-items: center; gap: 8px;
  margin-top: 8px;
}

.terminal-input {
  background: transparent;
  border: none;
  outline: none;
  color: var(--green);
  font-family: var(--font-mono);
  font-size: 13px;
  flex: 1;
  caret-color: var(--green);
}

.cursor-blink {
  display: inline-block;
  width: 8px; height: 14px;
  background: var(--green);
  animation: blink 1s step-end infinite;
  vertical-align: middle;
  margin-left: 2px;
}

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

/* CRT flicker */
@keyframes flicker {
  0%, 100% { opacity: 1; }
  97% { opacity: 1; }
  97.5% { opacity: 0.85; }
  98% { opacity: 1; }
}

#desktop-screen { animation: flicker 8s infinite; }

/* Tooltip */
.tooltip {
  position: fixed;
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--green);
  font-size: 11px;
  padding: 4px 10px;
  pointer-events: none;
  z-index: 9998;
  display: none;
  letter-spacing: 1px;
}

/* Notification */
.notif {
  position: fixed;
  bottom: 48px; right: 12px;
  background: var(--bg3);
  border: 1px solid var(--green);
  color: var(--green);
  font-size: 12px;
  padding: 10px 16px;
  letter-spacing: 1px;
  z-index: 9990;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.3s;
  max-width: 280px;
  box-shadow: 0 0 20px rgba(0,255,65,0.2);
}

.notif.show {
  opacity: 1;
  transform: translateY(0);
}

/* Context menu */
.ctx-menu {
  position: fixed;
  background: var(--bg2);
  border: 1px solid var(--border);
  min-width: 180px;
  z-index: 9000;
  display: none;
  box-shadow: 4px 4px 0 rgba(0,0,0,0.5);
}

.ctx-menu.show { display: block; }

.ctx-item {
  padding: 8px 16px;
  font-size: 12px;
  color: var(--text-dim);
  cursor: pointer;
  letter-spacing: 1px;
  border-bottom: 1px solid rgba(0,255,65,0.05);
  transition: all 0.1s;
}

.ctx-item:hover {
  background: rgba(0,255,65,0.1);
  color: var(--green);
}

.ctx-sep { border-top: 1px solid var(--border); margin: 4px 0; }

/* Matrix rain canvas */
#matrix-canvas {
  position: fixed; inset: 0;
  opacity: 0.04;
  pointer-events: none;
  z-index: 1;
}

/* Responsive */
@media (max-width: 768px) {
  .window { min-width: 300px; }
  .about-grid { grid-template-columns: 1fr; }
}
/* ══════════════════════════════════════════
   LANGUAGE SCREEN
══════════════════════════════════════════ */
#lang-screen {
  background: var(--bg1);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  position: fixed;
  inset: 0;
}

.lang-box {
  background: var(--bg2);
  border: 1px solid var(--green);
  padding: 40px 50px;
  text-align: center;
  position: relative;
  min-width: 340px;
  box-shadow: 0 0 40px rgba(0,255,65,0.12);
}

.lang-box::before, .lang-box::after {
  content: '';
  position: absolute;
  width: 14px;
  height: 14px;
  border-color: var(--green);
  border-style: solid;
}
.lang-box::before { top: -1px; left: -1px; border-width: 2px 0 0 2px; }
.lang-box::after  { bottom: -1px; right: -1px; border-width: 0 2px 2px 0; }

.lang-title {
  font-family: var(--font-display);
  font-size: 26px;
  color: var(--green);
  letter-spacing: 6px;
  margin-bottom: 6px;
  text-shadow: 0 0 20px rgba(0,255,65,0.5);
}

.lang-subtitle {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 3px;
  margin-bottom: 32px;
}

.lang-options {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-bottom: 28px;
}

.lang-option {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  padding: 10px 22px;
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 2px;
  transition: all 0.2s;
  user-select: none;
}

.lang-option:has(input:checked),
.lang-option:hover {
  border-color: var(--green);
  color: var(--green);
  background: rgba(0,255,65,0.05);
}

.lang-option input[type="radio"] {
  accent-color: var(--green);
  width: 14px;
  height: 14px;
}

.lang-btn {
  background: transparent;
  border: 1px solid var(--green);
  color: var(--green);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 3px;
  padding: 10px 32px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all 0.2s;
  width: 100%;
}

.lang-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--green);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s;
  z-index: -1;
}

.lang-btn:hover { color: var(--bg1); }
.lang-btn:hover::before { transform: scaleX(1); }