@import url('https://fonts.googleapis.com/css2?family=VT323&family=Space+Mono:wght@400;700&display=swap');

:root {
  --screen-bg: #060F28;
  --screen-glow: rgba(100, 255, 100, 0.08);
  --text-primary: #E0E0E0;
  --text-dim: #6B8E7B;
  --text-bright: #FFFFFF;
  --accent-green: #33FF33;
  --accent-cyan: #00FFD1;
  --accent-amber: #FFB000;
  --accent-red: #FF4444;
  --chassis: #8C8C70;
  --chassis-light: #A8A88A;
  --chassis-dark: #6B6B54;
  --chassis-deep: #4A4A38;
  --bezel: #2A2A1E;
  --font-terminal: 'VT323', monospace;
  --font-mono: 'Space Mono', monospace;
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  width: 100%;
  overflow: hidden;
  background: #0a0a0a;
  font-family: var(--font-terminal);
  touch-action: manipulation;
}

/* Prevent pull-to-refresh and overscroll on mobile */
html {
  overscroll-behavior: none;
}

body {
  overscroll-behavior: none;
  position: fixed;
  inset: 0;
}

/* ─── Device Chassis ─── */
.device-chassis {
  position: fixed;
  inset: 0;
  background: var(--chassis);
  display: flex;
  flex-direction: column;
  padding: 2px 4px 2px 4px;
  z-index: 100;
  max-width: 100vw;
  max-height: 100vh;
  overflow: hidden;
}

.device-chassis::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.06'/%3E%3C/svg%3E");
  pointer-events: none;
  opacity: 0.5;
  mix-blend-mode: multiply;
  z-index: 0;
}

/* ─── Bezel ─── */
.bezel {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 10px;
  border-bottom: 2px solid var(--chassis-dark);
  margin-bottom: 4px;
}

.brand {
  font-size: 1.1rem;
  color: var(--chassis-deep);
  font-weight: bold;
  letter-spacing: 0.15em;
  text-shadow: 0 1px 0 rgba(255,255,255,0.15);
}

.status-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.75rem;
  color: var(--chassis-deep);
  letter-spacing: 0.1em;
}

.led {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  background: #330000;
  border: 1px solid rgba(0,0,0,0.4);
  box-shadow: inset 1px 1px 2px rgba(0,0,0,0.8);
}

.led.active {
  background: #ff2222;
  box-shadow: 0 0 6px #ff4444, inset 1px 1px 1px rgba(255,255,255,0.4);
  animation: led-pulse 2s ease-in-out infinite;
}

@keyframes led-pulse {
  0%, 100% { box-shadow: 0 0 6px #ff4444, inset 1px 1px 1px rgba(255,255,255,0.4); }
  50% { box-shadow: 0 0 10px #ff6666, inset 1px 1px 1px rgba(255,255,255,0.6); }
}

/* ─── CRT Screen ─── */
.crt-screen {
  position: relative;
  z-index: 1;
  flex: 1;
  background: var(--screen-bg);
  border-radius: 16px;
  border: 5px solid;
  border-color: var(--chassis-dark) var(--chassis-light) var(--chassis-light) var(--chassis-dark);
  box-shadow: inset 0 0 30px rgba(0,0,0,0.8), 0 4px 20px rgba(0,0,0,0.4);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 0;
  max-height: 100%;
}

/* Scanlines */
.scanlines {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(255,255,255,0) 0%,
    rgba(255,255,255,0) 50%,
    rgba(0,0,0,0.15) 50%,
    rgba(0,0,0,0.15) 100%
  );
  background-size: 100% 3px;
  pointer-events: none;
  z-index: 20;
  opacity: 0.4;
}

/* Screen glow */
.crt-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(100,200,255,0.03) 0%, rgba(0,0,0,0.3) 80%);
  pointer-events: none;
  z-index: 21;
}

/* Flicker */
.crt-flicker {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 22;
  animation: flicker 0.15s infinite;
  opacity: 0;
}

@keyframes flicker {
  0% { opacity: 0.02; }
  50% { opacity: 0; }
  100% { opacity: 0.01; }
}

/* ─── Terminal Content ─── */
.terminal {
  position: relative;
  z-index: 10;
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 16px;
  font-size: 1rem;
  line-height: 1.4;
  color: var(--text-primary);
  text-shadow: 0 0 4px rgba(200, 200, 255, 0.25);
  scrollbar-width: none;
}

.terminal::-webkit-scrollbar { display: none; }

.terminal-line {
  margin-bottom: 6px;
  display: flex;
  flex-wrap: wrap;
  word-break: break-all;
}

.terminal-line .prompt {
  color: var(--accent-cyan);
  margin-right: 8px;
  flex-shrink: 0;
}

.terminal-line .error {
  color: var(--accent-red);
}

.terminal-line .success {
  color: var(--accent-green);
}

.terminal-line .warning {
  color: var(--accent-amber);
}

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

.terminal-line .bright {
  color: var(--text-bright);
  text-shadow: 0 0 8px rgba(255,255,255,0.4);
}

.cursor {
  display: inline-block;
  width: 10px;
  height: 1.1em;
  background-color: var(--accent-green);
  animation: blink 1s step-end infinite;
  vertical-align: text-bottom;
  flex-shrink: 0;
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

/* ─── Terminal Inputs ─── */
.term-input {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--text-dim);
  color: var(--text-primary);
  font-family: var(--font-terminal);
  font-size: 1rem;
  padding: 8px 4px;
  outline: none;
  width: 100%;
  text-shadow: 0 0 4px rgba(200,200,255,0.25);
  caret-color: var(--accent-green);
}

.term-input::placeholder {
  color: var(--text-dim);
  opacity: 0.5;
}

.term-select {
  background: rgba(6, 15, 40, 0.8);
  border: 1px solid var(--text-dim);
  color: var(--text-primary);
  font-family: var(--font-terminal);
  font-size: 1rem;
  padding: 8px 12px;
  outline: none;
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
  border-radius: 4px;
}

.term-select option {
  background: var(--screen-bg);
  color: var(--text-primary);
}

/* ─── Terminal Buttons ─── */
.term-btn {
  background: transparent;
  border: 1px solid var(--accent-green);
  color: var(--accent-green);
  font-family: var(--font-terminal);
  font-size: 1rem;
  padding: 10px 24px;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: all 0.15s ease;
  border-radius: 4px;
}

.term-btn:hover, .term-btn:active {
  background: var(--accent-green);
  color: var(--screen-bg);
  box-shadow: 0 0 15px rgba(51, 255, 51, 0.4);
}

.term-btn.danger {
  border-color: var(--accent-red);
  color: var(--accent-red);
}

.term-btn.danger:hover, .term-btn.danger:active {
  background: var(--accent-red);
  color: var(--screen-bg);
  box-shadow: 0 0 15px rgba(255, 68, 68, 0.4);
}

.term-btn.amber {
  border-color: var(--accent-amber);
  color: var(--accent-amber);
}

.term-btn.amber:hover, .term-btn.amber:active {
  background: var(--accent-amber);
  color: var(--screen-bg);
  box-shadow: 0 0 15px rgba(255, 176, 0, 0.4);
}

/* ─── Bottom Controls ─── */
.control-deck {
  position: relative;
  z-index: 1;
  margin-top: 8px;
  background: rgba(0,0,0,0.15);
  border-radius: 12px;
  padding: 12px;
  border: 2px solid rgba(255,255,255,0.08);
  border-bottom-color: rgba(0,0,0,0.2);
  border-right-color: rgba(0,0,0,0.2);
}

.key-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.key {
  position: relative;
  background: var(--chassis-light);
  height: 52px;
  border-radius: 8px;
  border-top: 2px solid rgba(255,255,255,0.35);
  border-left: 2px solid rgba(255,255,255,0.15);
  border-right: 3px solid rgba(0,0,0,0.25);
  border-bottom: 5px solid rgba(0,0,0,0.35);
  color: var(--chassis-deep);
  font-family: var(--font-terminal);
  font-size: 1.15rem;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.05s ease-out;
  box-shadow: 0 3px 6px rgba(0,0,0,0.25);
  box-sizing: border-box;
}

.key::after {
  content: '';
  position: absolute;
  top: 3px; left: 3px; right: 3px; bottom: 3px;
  background: linear-gradient(135deg, rgba(0,0,0,0.04), rgba(255,255,255,0.08));
  border-radius: 5px;
  pointer-events: none;
}

.key:active {
  transform: translateY(4px);
  border-bottom-width: 2px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.15);
  background: var(--chassis);
}

.key.action {
  background: var(--chassis);
  font-size: 1rem;
}

.key.enter {
  grid-column: span 2;
  background: var(--chassis-dark);
  color: #C8C8A0;
  border-bottom-color: rgba(0,0,0,0.5);
}

.key.nav {
  background: #3A3A2E;
  color: #AAA;
  border-top-color: #5A5A4E;
  border-left-color: #4A4A3E;
  border-right-color: #1A1A0E;
  border-bottom-color: #0A0A04;
}

/* ─── Cards / Panels ─── */
.term-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 8px;
  padding: 14px;
  margin-bottom: 12px;
}

.term-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px dashed rgba(255,255,255,0.08);
}

.term-card-title {
  font-size: 0.9rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.term-card-body {
  font-size: 0.9rem;
  color: var(--text-dim);
}

/* ─── Data Table ─── */
.term-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.term-table th {
  text-align: left;
  padding: 6px 8px;
  color: var(--text-dim);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.term-table td {
  padding: 8px;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  color: var(--text-primary);
}

.term-table tr:hover td {
  background: rgba(255,255,255,0.02);
}

/* Hide scroll buttons on attendance page */
.attendance-page .scroll-left,
.attendance-page .scroll-right {
  display: none !important;
}

/* Attendance page scroll container */
.attendance-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.attendance-scroll::-webkit-scrollbar {
  display: none;
}

/* ─── Navigation ─── */
.nav-bar {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 4px;
  margin-top: 4px;
  padding: 4px;
  background: rgba(0,0,0,0.2);
  border-radius: 12px;
  border: 2px solid rgba(255,255,255,0.06);
  flex-shrink: 0;
}

.nav-bar::-webkit-scrollbar { display: none; }

.nav-pill {
  flex: 1;
  padding: 8px 10px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 6px;
  background: transparent;
  color: #000000;
  font-family: var(--font-terminal);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
  min-height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.nav-pill.active {
  background: var(--text-primary);
  color: var(--screen-bg);
  border-color: var(--text-primary);
  box-shadow: 0 0 10px rgba(255,255,255,0.2);
}

.nav-pill.pro {
  border-color: var(--accent-amber);
  color: var(--accent-amber);
}

.nav-pill.pro.active {
  background: var(--accent-amber);
  color: var(--screen-bg);
}

/* ─── Loading Overlay ─── */
.loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(6, 15, 40, 0.95);
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  padding: 20px;
}

.loading-overlay.active {
  display: flex;
}

.loading-text {
  font-size: 1rem;
  color: var(--accent-green);
  text-shadow: 0 0 8px rgba(51, 255, 51, 0.5);
  animation: pulse-text 1.5s ease-in-out infinite;
}

@keyframes pulse-text {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ─── Mobile Adjustments ─── */
@media (max-width: 768px) {
  .device-chassis {
    padding: 4px 6px calc(env(safe-area-inset-bottom, 6px) + 6px);
  }
  
  .bezel {
    padding: 6px 10px;
  }
  
  .brand {
    font-size: 0.85rem;
  }
  
  .status-bar {
    font-size: 0.65rem;
    gap: 6px;
  }
  
  .crt-screen {
    border-radius: 10px;
    border-width: 3px;
  }
  
  .terminal {
    padding: 10px;
    font-size: 0.9rem;
  }
  
  .key {
    height: 44px;
    font-size: 0.8rem;
  }
  
  .key-grid {
    gap: 5px;
  }
  
  .control-deck {
    padding: 8px;
    margin-top: 4px;
  }
  
  .nav-bar {
    margin-top: 4px;
    padding: 5px;
    gap: 3px;
  }
  
  .nav-pill {
    padding: 5px 9px;
    font-size: 0.7rem;
  }
  
  .term-select {
    font-size: 0.85rem;
    padding: 6px 10px;
  }
  
  .term-btn {
    padding: 8px 14px;
    font-size: 0.8rem;
  }
  
  .term-card {
    padding: 10px;
  }
  
  .term-grid {
    gap: 8px;
  }
  
  .term-stat-value {
    font-size: 1.5rem;
  }
}

@media (min-width: 769px) {
  .device-chassis {
    max-width: 480px;
    margin: 0 auto;
    border-left: 2px solid var(--chassis-dark);
    border-right: 2px solid var(--chassis-dark);
  }
}

/* ─── Utilities ─── */
.hidden { display: none !important; }
.text-green { color: var(--accent-green); }
.text-red { color: var(--accent-red); }
.text-amber { color: var(--accent-amber); }
.text-cyan { color: var(--accent-cyan); }
.text-dim { color: var(--text-dim); }
.text-bright { color: var(--text-bright); }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.flex { display: flex; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.w-full { width: 100%; }
.label { color: var(--accent-cyan); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.15em; }

/* Checkbox */
.term-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  margin: 12px 0;
}

.term-checkbox input {
  appearance: none;
  width: 18px;
  height: 18px;
  border: 1px solid var(--text-dim);
  border-radius: 3px;
  background: transparent;
  cursor: pointer;
  position: relative;
  flex-shrink: 0;
}

.term-checkbox input:checked {
  background: var(--accent-green);
  border-color: var(--accent-green);
}

.term-checkbox input:checked::after {
  content: 'X';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--screen-bg);
  font-size: 0.8rem;
  font-weight: bold;
}

/* Progress bar */
.term-progress {
  width: 100%;
  height: 4px;
  background: rgba(255,255,255,0.05);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 8px;
}

.term-progress-fill {
  height: 100%;
  background: var(--accent-green);
  border-radius: 2px;
  transition: width 0.3s ease;
  box-shadow: 0 0 8px rgba(51, 255, 51, 0.4);
}

.term-progress-fill.error {
  background: var(--accent-red);
  box-shadow: 0 0 8px rgba(255, 68, 68, 0.4);
}

/* Link */
.term-link {
  color: var(--accent-cyan);
  text-decoration: none;
}

.term-link:hover {
  text-decoration: underline;
}

/* Typing animation */
.typing-cursor::after {
  content: '\2588';
  animation: blink 1s step-end infinite;
  color: var(--accent-green);
}

/* Card grid */
.term-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 12px;
}

@media (min-width: 769px) {
  .term-grid-2 { grid-template-columns: 1fr 1fr; }
  .term-grid-3 { grid-template-columns: 1fr 1fr 1fr; }
}

/* Stat display */
.term-stat {
  text-align: center;
  padding: 12px;
}

.term-stat-value {
  font-size: 2rem;
  font-weight: bold;
  color: var(--accent-green);
  text-shadow: 0 0 10px rgba(51, 255, 51, 0.4);
}

.term-stat-label {
  font-size: 0.7rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-top: 4px;
}

/* Tabs */
.term-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding-bottom: 4px;
}

.term-tab {
  padding: 6px 12px;
  font-size: 0.8rem;
  color: var(--text-dim);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.15s;
}

.term-tab.active {
  color: var(--accent-cyan);
  border-bottom-color: var(--accent-cyan);
}

/* Alert box */
.term-alert {
  padding: 10px 14px;
  border-radius: 6px;
  margin: 10px 0;
  font-size: 0.85rem;
  border-left: 3px solid;
}

.term-alert.info {
  background: rgba(0, 255, 209, 0.05);
  border-left-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.term-alert.warn {
  background: rgba(255, 176, 0, 0.05);
  border-left-color: var(--accent-amber);
  color: var(--accent-amber);
}

.term-alert.error {
  background: rgba(255, 68, 68, 0.05);
  border-left-color: var(--accent-red);
  color: var(--accent-red);
}

.term-alert.success {
  background: rgba(51, 255, 51, 0.05);
  border-left-color: var(--accent-green);
  color: var(--accent-green);
}

/* Separator */
.term-sep {
  border: none;
  border-top: 1px dashed rgba(255,255,255,0.08);
  margin: 12px 0;
}

/* Scrollbar for terminal content */
.terminal-content-scroll {
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.1) transparent;
}

.terminal-content-scroll::-webkit-scrollbar {
  width: 4px;
}

.terminal-content-scroll::-webkit-scrollbar-track {
  background: transparent;
}

.terminal-content-scroll::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.1);
  border-radius: 2px;
}

/* Terminal footer - inside terminal content */
.terminal-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px dashed rgba(255,255,255,0.08);
  flex-shrink: 0;
}

.terminal-footer-link {
  background: none;
  border: none;
  color: #ffffff;
  font-family: var(--font-terminal);
  font-size: 0.75rem;
  cursor: pointer;
  padding: 0;
  text-decoration: none;
  transition: opacity 0.15s;
}

.terminal-footer-link:hover, .terminal-footer-link:active {
  opacity: 0.7;
  text-decoration: underline;
}

.terminal-footer-sep {
  color: var(--text-dim);
  font-size: 0.75rem;
  margin: 0 2px;
}

/* Credit line - outside terminal */
.credit-line {
  font-size: 0.65rem;
  color: #000;
  letter-spacing: 0.05em;
  text-align: center;
  padding: 2px 0;
  flex-shrink: 0;
}

/* ─── Mobile Adjustments ─── */
@media (max-width: 768px) {
  html, body {
    overflow: hidden;
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
  }
  
  .device-chassis {
    padding: 4px 6px calc(env(safe-area-inset-bottom, 6px) + 6px);
    max-width: 100vw;
    max-height: 100vh;
    overflow: hidden;
    width: 100%;
    height: 100%;
  }
  
  .bezel {
    padding: 6px 10px;
    flex-shrink: 0;
  }
  
  .brand {
    font-size: 0.85rem;
  }
  
  .status-bar {
    font-size: 0.65rem;
    gap: 6px;
  }
  
  .crt-screen {
    border-radius: 10px;
    border-width: 3px;
    flex: 1;
    min-height: 0;
    max-height: 100%;
    overflow: hidden;
  }
  
  .terminal {
    padding: 10px;
    font-size: 0.9rem;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    flex: 1;
    min-height: 0;
  }
  
  .terminal::-webkit-scrollbar {
    display: none;
  }
  
  .key {
    height: 48px;
    font-size: 0.85rem;
    padding: 0;
    width: 100% !important;
    border: none;
    border-radius: 6px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.25), inset 0 1px 0 rgba(255,255,255,0.2);
    -webkit-appearance: none;
    appearance: none;
    margin: 0;
  }
  
  .key-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 4px;
    width: 100%;
  }
  
  .control-deck {
    padding: 6px;
    margin-top: 4px;
    flex-shrink: 0;
  }
  
  .nav-bar {
    margin-top: 4px;
    padding: 4px;
    gap: 4px;
    flex-shrink: 0;
  }
  
  .nav-pill {
    padding: 6px 10px;
    font-size: 0.7rem;
    min-height: 30px;
    flex: 1;
    width: 100%;
    text-align: center;
    min-width: 0;
    box-sizing: border-box;
  }
  
  .term-select {
    font-size: 0.85rem;
    padding: 8px 10px;
    flex: 1;
    min-width: 0;
  }
  
  .term-btn {
    padding: 10px 14px;
    font-size: 0.85rem;
    width: 100%;
    display: block;
    text-align: center;
    box-sizing: border-box;
  }
  
  .term-card {
    padding: 10px;
  }
  
  .term-grid {
    gap: 8px;
  }
  
  .term-stat-value {
    font-size: 1.5rem;
  }

  /* Hide scrollbars on attendance */
  .attendance-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none !important;
    -ms-overflow-style: none !important;
  }
  
  .attendance-scroll::-webkit-scrollbar {
    display: none !important;
  }

  /* Prevent horizontal scroll on body */
  body {
    overflow-x: hidden;
  }
  
  /* Ensure nav and controls are always visible */
  .nav-bar,
  .control-deck {
    display: flex !important;
    visibility: visible !important;
    opacity: 1 !important;
  }
}

@media (min-width: 769px) {
  .device-chassis {
    max-width: 480px;
    margin: 0 auto;
    border-left: 2px solid var(--chassis-dark);
    border-right: 2px solid var(--chassis-dark);
  }
  
  .term-grid-2 { grid-template-columns: 1fr 1fr; }
  .term-grid-3 { grid-template-columns: 1fr 1fr 1fr; }
}