@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=EB+Garamond:ital,wght@0,400;0,600;0,700;1,400&family=Roboto+Mono:wght@400;500&family=Space+Mono:wght@400;700&family=Poppins:wght@300;400;500;600&family=Merriweather:wght@300;400;700&display=swap');

:root {
  /* Monkeytype UI Theme - Minimal & Focus Centric */
  --bg: #323437;
  --surface: #323437;
  /* Flat surface same as bg */
  --surface-hover: #2c2e31;
  --text: #d1d0c5;
  --muted: #646669;

  /* Monkeytype Yellow Accent */
  --accent: #e2b714;
  --accent-strong: #d1a510;
  --accent-gradient: none;

  --card-border: transparent;
  --glow: none;

  /* Minimal UI tokens */
  --radius: 4px;
  --transition: 0.15s ease-out;

  --dock-width: 400px;
  --dock-gap: 24px;
  --media-width: 360px;
  --media-gap: 16px;
  --container-width: 850px;

  --base-font-size: 16px;
  --font-family: 'Roboto Mono', monospace;
  --font-display: 'Roboto Mono', monospace;
  --transition-duration: 0.15s;
}

/* ---- Theme Toggle Button ---- */
.theme-toggle-btn {
  font-size: 18px;
  opacity: 0.85;
  transition: all 0.2s;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 4px 6px;
  border-radius: 50%;
}

.theme-toggle-btn:hover {
  background: rgba(226, 183, 20, 0.15);
  transform: rotate(20deg) scale(1.1);
  opacity: 1;
}

/* On start (landing) page, use normal padding */
body[data-page="start"] {
  padding: 20px;
}





/* JEE exam theme: mimic NTA JEE / TCS iON palette more closely */
[data-theme="jee"] {
  /* light grey workspace with flat white panels */
  --bg: #e9edf5;
  --surface: #ffffff;
  --muted: #374151;
  /* dark slate text for labels */
  --text: #111827;
  /* primary text close to black */
  --accent: #facc6b;
  /* light golden accent for JEE */
  --accent-strong: #eab308;
  /* stronger golden for hovers */
  --card-border: rgba(15, 23, 42, 0.18);
  --glow: 0 4px 14px rgba(250, 204, 21, 0.35);
}

[data-theme="jee"] body {
  background: linear-gradient(to bottom, #f5f7fb 0%, #e3e7f1 40%, #dde3f0 100%);
}

[data-theme="jee"] body::after {
  opacity: 0;
}

[data-theme="jee"] .card {
  background: var(--surface);
  border: 1px solid var(--card-border);
  box-shadow: none;
}

[data-theme="jee"] #questionArea {
  border: 1px solid var(--card-border);
  box-shadow: none;
}

[data-theme="jee"] #modeBox button,
[data-theme="jee"] #subjectBox button,
[data-theme="jee"] #difficultyButtons button,
[data-theme="jee"] .chapter-list button,
[data-theme="jee"] .icon-btn {
  background: #ffffff;
  border: 1px solid var(--card-border);
}

[data-theme="jee"] .top-stats {
  background: #ffffff;
  border: 1px solid var(--card-border);
  color: var(--muted);
}

[data-theme="jee"] .chip {
  background: #e3edf8;
  border-color: rgba(15, 23, 42, 0.16);
  color: #111827;
}

[data-theme="jee"] .media-panel {
  background: #ffffff;
  border: 1px solid var(--card-border);
}

[data-theme="jee"] .media-panel-inner {
  color: var(--text);
}

[data-theme="jee"] .media-close {
  color: var(--muted);
}

/* NEET exam theme: green-accent exam palette */
[data-theme="neet"] {
  --bg: #f6faf7;
  --surface: #ffffff;
  --muted: #445a49;
  --text: #0b1a12;
  --accent: #2e7d32;
  /* NEET green */
  --accent-strong: #1b5e20;
  --card-border: rgba(11, 26, 18, 0.12);
  --glow: 0 8px 24px rgba(46, 125, 50, 0.18);
}

[data-theme="neet"] body {
  background: var(--bg);
}

[data-theme="neet"] body::after {
  opacity: 0;
}

[data-theme="neet"] .card {
  background: var(--surface);
  border: 1px solid var(--card-border);
  box-shadow: none;
}

[data-theme="neet"] #questionArea {
  border: 1px solid var(--card-border);
  box-shadow: none;
}

[data-theme="neet"] #modeBox button,
[data-theme="neet"] #subjectBox button,
[data-theme="neet"] #difficultyButtons button,
[data-theme="neet"] .chapter-list button,
[data-theme="neet"] .icon-btn {
  background: #fff;
  border: 1px solid var(--card-border);
}

[data-theme="neet"] .top-stats {
  background: #fff;
  border: 1px solid var(--card-border);
  color: var(--muted);
}

[data-theme="neet"] .chip {
  background: #edf7ef;
  border-color: rgba(11, 26, 18, 0.12);
  color: #1f3b25;
}

[data-theme="neet"] .media-panel {
  background: #ffffff;
  border: 1px solid var(--card-border);
}

[data-theme="neet"] .media-panel-inner {
  color: var(--text);
}

[data-theme="neet"] .media-close {
  color: var(--muted);
}



/* Previous night theme: original cool dark palette */
[data-theme="night"] {
  --bg: #000000;
  --surface: rgba(8, 10, 14, 0.92);
  --muted: #9fb7ff;
  --text: #e8f4ff;
  --accent: #7aa2ff;
  --accent-strong: #3e7bff;
  --card-border: rgba(255, 255, 255, 0.08);
  --glow: 0 10px 30px rgba(62, 123, 255, 0.18);
}

[data-theme="night"] body {
  background:
    radial-gradient(1200px 700px at 20% -10%, rgba(62, 123, 255, 0.12), transparent 60%),
    radial-gradient(900px 600px at -10% 100%, rgba(236, 72, 153, 0.09), transparent 60%),
    radial-gradient(900px 600px at 110% -10%, rgba(236, 72, 153, 0.12), transparent 60%),
    radial-gradient(1200px 720px at 115% 115%, rgba(62, 123, 255, 0.11), transparent 60%),
    var(--bg);
}


* {
  box-sizing: border-box
}

html,
body {
  height: 100%
}

body {
  margin: 0;
  /* reserve left & right columns so dock/media never overlap main content */
  padding: 20px;

  font-family: var(--font-family);
  font-size: var(--base-font-size, 16px);

  /* Monkeytype: Flat Background */
  background: var(--bg);

  color: var(--text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;

  transition: none;
  overflow-x: auto;
  min-width: 1200px;
}

/* account page layout: centered row of cards */
body[data-page="account"] {
  padding: 24px 24px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

.account-page {
  width: 100%;
  max-width: 760px;
}

.account-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.account-title-block {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.account-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .18em;
  color: var(--muted);
}

.account-name {
  margin: 0;
  font-size: 26px;
  font-weight: 800;
  letter-spacing: .4px;
}

.account-back {
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--card-border);
}

.account-back:hover {
  color: var(--accent);
  border-color: var(--accent);
  box-shadow: var(--glow);
}

.account-main {
  display: flex;
  flex-direction: row;
  gap: 14px;
  align-items: stretch;
}

.account-card {
  flex: 1 1 0;
  background: var(--surface);
  border-radius: 14px;
  padding: 14px 14px 12px;
  border: 1px solid var(--card-border);
  box-shadow: 0 12px 30px rgba(2, 6, 23, 0.55);
}

.account-card-secondary {
  flex: 0 0 260px;
}

.account-level-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.account-level-label {
  font-size: 12px;
  color: var(--muted);
}

.account-level {
  font-size: 18px;
  font-weight: 800;
}

.account-streak-pill {
  font-size: 12px;
  padding: 4px 9px;
  border-radius: 999px;
  border: 1px solid var(--card-border);
  color: var(--muted);
}

.account-level-track {
  position: relative;
  margin-bottom: 18px;
  /* extra space for XP text below */
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
}

.account-level-track #accLevelBar {
  height: 100%;
  width: 0;
  border-radius: 999px;
  /* purple XP line similar to Monkeytype */
  background: linear-gradient(90deg, #a855f7, #7c3aed);
  transition: width var(--transition);
}

.account-level-xp {
  position: absolute;
  right: 8px;
  top: 135%;
  /* place text below the bar */
  transform: translateY(0);
  font-size: 11px;
  font-weight: 600;
  color: #e9d5ff;
}

.account-summary-row {
  display: flex;
  gap: 14px;
  margin-top: 2px;
}

.summary-item .label {
  font-size: 12px;
  color: var(--muted);
}

.summary-item .value {
  font-size: 16px;
  font-weight: 700;
}

/* per-subject accuracy bars (Monkeytype-style) */
.account-accuracy-section {
  margin-top: 14px;
}

.account-accuracy-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .16em;
  color: var(--muted);
  margin-bottom: 6px;
}

.acc-accuracy-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
  font-size: 11px;
}

.acc-accuracy-row .label {
  width: 70px;
  color: var(--muted);
}

.acc-accuracy-bar {
  flex: 1;
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  overflow: hidden;
}

.acc-accuracy-bar-fill {
  height: 100%;
  width: 0;
  border-radius: 999px;
  background: linear-gradient(90deg, #22c55e, #a3e635);
  transition: width var(--transition);
}

.acc-accuracy-chip {
  min-width: 38px;
  text-align: right;
  color: var(--muted);
}

@media (max-width:720px) {
  body[data-page="account"] {
    padding: 14px;
  }

  .account-main {
    flex-direction: column;
  }

  .account-card {
    padding: 12px;
  }
}

.acc-subject-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
}

.acc-subject-table th,
.acc-subject-table td {
  padding: 3px 6px;
  text-align: right;
}

.acc-subject-table th:first-child,
.acc-subject-table td:first-child {
  text-align: left;
}

/* Monkeytype-style per-subject summary rows */
.acc-best-row {
  margin-top: 10px;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid var(--card-border);
  background: rgba(0, 0, 0, 0.18);
}

.acc-best-main {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.acc-best-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .16em;
  color: var(--muted);
}

.acc-best-accuracy {
  font-size: 18px;
  font-weight: 800;
}

.acc-best-meta {
  margin-top: 4px;
  font-size: 11px;
  color: var(--muted);
}

.acc-best-meta .dot {
  padding: 0 4px;
}

/* account page: compact calendar on right card */
.account-calendar {
  margin-top: 14px;
  padding-top: 10px;
  border-top: 1px solid var(--card-border);
}

.acc-cal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.acc-cal-month {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .16em;
  color: var(--muted);
}

.acc-cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 3px;
  font-size: 10px;
}

.acc-cal-day-label {
  text-align: center;
  color: var(--muted);
}

.acc-cal-day {
  text-align: center;
  padding: 2px 0;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.02);
}

.acc-cal-day-empty {
  background: transparent;
}

.acc-cal-day-today {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #001019;
  font-weight: 700;
}

/* Monkeytype: Removed decorations */
body::before {
  display: none;
}

body::after {
  display: none;
}

/* general transition for interactive elements */
* {
  transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
}

/* entry butterflies overlay */
/* entry butterflies overlay - Hidden for minimal theme */
#butterflyOverlay {
  display: none;
}

.butterfly {
  position: absolute;
  width: 18px;
  height: 14px;
  opacity: 0;
  transform: translate3d(0, 0, 0) rotate(0deg);
}

.butterfly::before,
.butterfly::after {
  content: "";
  position: absolute;
  top: 0;
  width: 9px;
  height: 14px;
  background: radial-gradient(circle at 60% 40%, rgba(255, 255, 255, 0.8), rgba(122, 162, 255, 0.5) 60%, transparent 70%);
  border-radius: 9px 9px 0 9px;
  transform-origin: bottom center;
  filter: drop-shadow(0 2px 6px rgba(62, 123, 255, 0.35));
}

.butterfly::before {
  left: 0;
  transform: rotate(20deg);
}

.butterfly::after {
  right: 0;
  transform: rotate(-20deg);
  border-radius: 9px 9px 9px 0;
}

@keyframes flyUp {
  0% {
    opacity: 0;
    transform: translate3d(var(--x, 0), var(--startY, 0), 0) scale(0.8) rotate(0deg);
  }

  8% {
    opacity: 1;
  }

  50% {
    transform: translate3d(calc(var(--x, 0) + var(--dx, 0px)), calc(var(--startY, 0) - 40vh), 0) scale(1) rotate(8deg);
  }

  100% {
    opacity: 0;
    transform: translate3d(calc(var(--x, 0) + calc(var(--dx, 0px) * 2)), calc(var(--startY, 0) - 90vh), 0) scale(0.9) rotate(-6deg);
  }
}

@keyframes flutterL {

  0%,
  100% {
    transform: rotate(18deg);
  }

  50% {
    transform: rotate(2deg);
  }
}

@keyframes flutterR {

  0%,
  100% {
    transform: rotate(-18deg);
  }

  50% {
    transform: rotate(-2deg);
  }
}

.butterfly.animate {
  animation: flyUp var(--dur, 4s) ease-in forwards;
}

.butterfly.animate::before {
  animation: flutterL .4s ease-in-out infinite;
}

.butterfly.animate::after {
  animation: flutterR .4s ease-in-out infinite;
}

/* motivational overlay elements */
.mot-quote {
  position: absolute;
  left: 50%;
  top: 42%;
  transform: translate(-50%, -50%);
  max-width: 82vw;
  text-align: center;
  color: var(--text);
  font-weight: 800;
  letter-spacing: .3px;
  line-height: 1.25;
  font-size: clamp(18px, 3.4vw, 28px);
  text-shadow: 0 6px 28px rgba(0, 0, 0, 0.45);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(200, 220, 255, 0.75));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.mot-particle {
  position: absolute;
  bottom: -8vh;
  width: var(--size);
  height: var(--size);
  border-radius: 999px;
  background: radial-gradient(circle at 30% 30%, hsl(var(--h, 220) 85% 72% / .9), transparent 70%);
  filter: blur(0.4px) drop-shadow(0 0 8px rgba(100, 140, 255, 0.35));
  opacity: 0;
  animation: motRise 3.6s ease-out forwards;
}

@keyframes motRise {
  0% {
    transform: translateY(0) scale(.8);
    opacity: 0;
  }

  12% {
    opacity: .9;
  }

  70% {
    opacity: .85;
  }

  100% {
    transform: translateY(-100vh) scale(1.05);
    opacity: 0;
  }
}

/* brand circle and orbiting butterfly */
.mot-brand {
  position: absolute;
  left: 50%;
  top: 44%;
  transform: translate(-50%, -50%);
  width: 260px;
  height: 260px;
  display: grid;
  place-items: center;
}

.mot-brand .center-name {
  font-weight: 900;
  font-size: 28px;
  letter-spacing: 1px;
  background: linear-gradient(180deg, #fff, #cfe0ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 10px 30px rgba(0, 0, 0, .45);
}

.mot-circle {
  position: absolute;
  inset: 0;
  fill: none;
}

.mot-circle text {
  fill: rgba(200, 220, 255, 0.92);
}

.mot-circle textPath {
  dominant-baseline: middle;
}

.mot-orbit {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  animation: orbitSpin 5s linear infinite;
}

.mot-bfly {
  transform: translate(108px, -8px) rotate(0deg);
  filter: drop-shadow(0 4px 12px rgba(62, 123, 255, 0.55));
  font-size: 20px;
}

@keyframes orbitSpin {
  to {
    transform: rotate(360deg);
  }
}

/* free butterfly flight + landing flutter */
.mot-bfly-free {
  position: absolute;
  left: 0;
  top: 0;
  font-size: 22px;
  filter: drop-shadow(0 4px 12px rgba(62, 123, 255, 0.55));
  will-change: transform, opacity;
}

.mot-bfly-free.landed {
  animation: sitFlutter 1.4s ease-in-out infinite;
}

@keyframes sitFlutter {

  0%,
  100% {
    transform: translate(0, 0) rotate(-6deg);
  }

  50% {
    transform: translate(0, -2px) rotate(-2deg);
  }
}

/* chapters sidebar */
#chaptersSidebar {
  position: fixed;
  left: 0;
  top: 32px;
  bottom: 0;
  /* fill the full reserved dock column on the left */
  /* fill the full reserved dock column on the left */
  width: calc(var(--dock-width) + 36px);
  padding: 20px 20px 20px 24px;
  background: var(--surface);
  border-right: 1px solid var(--card-border);
  box-shadow: var(--glow);
  z-index: 110;
  transform: translateX(-100%);
  transition: transform .28s cubic-bezier(.2, .9, .2, 1);
  display: flex;
  flex-direction: column;
}

#chaptersSidebar.open {
  transform: translateX(0);
}

.sidebar-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  position: sticky;
  top: 0;
  z-index: 1;
  padding-bottom: 4px;
  background: var(--surface);
}

.sidebar-header h3 {
  margin: 0;
  font-size: 16px;
  color: var(--muted);
  font-weight: 700;
  letter-spacing: .2px;
}

#closeChapters {
  background: transparent;
  border: none;
  color: var(--muted);
  cursor: pointer;
}

/* class toggle buttons */
.class-toggle {
  margin-left: auto;
  display: flex;
  gap: 6px;
}

.class-toggle button {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--card-border);
  padding: 6px 10px;
  border-radius: 999px;
  color: var(--muted);
  cursor: pointer;
  font-weight: 600;
  font-size: 12px;
}

.class-toggle button:hover {
  color: var(--accent);
  border-color: var(--accent);
  box-shadow: var(--glow);
}

.class-toggle button[aria-selected="true"] {
  border-color: var(--accent);
  color: #001328;
  background: var(--accent);
  box-shadow: var(--glow);
}

/* chapter list */
.chapter-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow: auto;
  flex: 1;
  min-height: 0;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.chapter-list::-webkit-scrollbar {
  width: 0;
  height: 0;
}

.chapter-list button {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--card-border);
  padding: 12px;
  border-radius: 12px;
  text-align: left;
  color: var(--text);
  cursor: pointer;
  font-weight: 600;
}

.chapter-list button.selected,
.chapter-list button[aria-pressed="true"] {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 8px 30px rgba(30, 144, 255, 0.04);
}

/* chapter section headers */
.chapter-section {
  margin-top: 10px;
}

.chapter-section-title {
  font-size: 12px;
  letter-spacing: .6px;
  text-transform: uppercase;
  color: var(--muted);
  opacity: .85;
  padding: 6px 4px;
}

.chapter-section-title::after {
  content: "";
  display: block;
  height: 1px;
  margin-top: 6px;
  background: linear-gradient(90deg, rgba(122, 162, 255, .55), rgba(122, 162, 255, 0));
}

/* explain dock (left reserved column) */
.explain-dock {
  position: fixed;
  left: 0;
  top: 32px;
  bottom: 0;
  width: 400px;
  /* Flex layout for footer pinning */
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: rgba(10, 12, 16, 0.98);
  border: 1px solid var(--card-border);
  border-left: none;
  border-radius: 0;
  padding: 0;
  /* padding moved to children */
  box-shadow: 6px 10px 30px rgba(2, 6, 23, 0.6);
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity .18s ease, transform .2s ease;
  z-index: 100;
  pointer-events: none;
}

.explain-dock.open {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}

.explain-dock-header {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 0;
  padding: 20px 20px 10px 20px;
  flex-shrink: 0;
}

.explain-dock-content {
  color: var(--text);
  font-size: 15px;
  line-height: 1.5;
  padding: 0 20px 20px 20px;
  flex: 1;
  overflow-y: auto;
}

.explain-dock-footer {
  padding: 16px;
  padding-bottom: 24px;
  border-top: 1px solid var(--card-border);
  background: var(--surface);
  flex-shrink: 0;
}

.ask-input-container {
  position: relative;
  width: 100%;
}

.ask-input-field {
  width: 100%;
  padding: 12px 42px 12px 14px;
  /* Space for send button */
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--card-border);
  color: var(--text);
  font-size: 13px;
  font-family: inherit;
  outline: none;
  transition: all 0.2s;
}

.ask-input-field:focus {
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 0 0 1px var(--accent-glow);
}

.ask-send-btn {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: var(--muted);
  width: 32px;
  height: 32px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: not-allowed;
  font-size: 18px;
  line-height: 1;
}

.ask-send-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text);
}

/* banner above explanation box: chapter name + year + shift */
.explain-meta-banner {
  position: fixed;
  left: 20px;
  top: 40px;
  font-size: 12px;
  color: var(--muted);
  z-index: 101;
}

/* small header row above explanation text: chapter name + year + shift */
.explain-meta-header {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 6px;
}

.explain-body {
  font-size: 1em;
  line-height: 1.5;
}

/* JEE theme: make explanation dock light golden */
[data-theme="jee"] .explain-dock {
  background: #fffaf0;
  border-color: #facc6b;
  box-shadow: 6px 10px 26px rgba(250, 204, 21, 0.32);
}

[data-theme="jee"] .explain-dock-header {
  color: #b45309;
}

[data-theme="jee"] .explain-dock-content {
  color: #92400e;
}

/* Tiny, minimal scrollbar for explanation dock */
.explain-dock {
  scrollbar-width: thin;
  /* Firefox */
  scrollbar-color: rgba(148, 163, 184, 0.6) transparent;
}

.explain-dock::-webkit-scrollbar {
  width: 4px;
  /* very small vertical bar */
}

.explain-dock::-webkit-scrollbar-track {
  background: transparent;
}

.explain-dock::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.6);
  border-radius: 999px;
}

/* media panel as a centered modal overlay */
.media-panel {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.95);
  width: 90vw;
  max-width: 800px;
  max-height: 90vh;
  overflow: hidden;
  /* Prevent image overflow outside rounded corners */
  background: transparent;
  border: none;
  border-radius: 12px;
  padding: 0;
  box-shadow: 0 0 0 100vw rgba(0, 0, 0, 0.8), 0 10px 40px rgba(0, 0, 0, 0.8);
  opacity: 0;
  transition: opacity .18s ease, transform .18s ease;
  z-index: 9999;
  pointer-events: none;
  display: flex;
  flex-direction: column;
}

#closeMediaPanel {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(0, 0, 0, 0.6);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  cursor: pointer;
  z-index: 10000;
  transition: all 0.2s;
}

#closeMediaPanel:hover {
  background: rgba(255, 0, 0, 0.8);
  transform: scale(1.1);
}

.media-panel.open {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
  pointer-events: auto;
}

/* study calendar / notes panel on right */
.calendar-panel {
  position: fixed;
  right: 20px;
  top: 96px;
  width: 260px;
  background: rgba(6, 8, 10, 0.92);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  box-shadow: -6px 10px 30px rgba(2, 6, 23, 0.7);
  padding: 10px 10px 12px;
  z-index: 120;
}

.calendar-panel.hidden {
  display: none !important;
}

.calendar-inner {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 12px;
}

.calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 4px;
}

.calendar-header span {
  font-weight: 600;
  color: var(--muted);
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
  font-size: 11px;
}

.calendar-grid button {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--card-border);
  border-radius: 6px;
  padding: 4px 0;
  color: var(--muted);
  cursor: pointer;
}

.calendar-grid button:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.calendar-grid button.calendar-day--today {
  border-color: var(--accent);
  color: #001328;
  background: var(--accent);
}

.calendar-grid button.calendar-day--selected {
  box-shadow: 0 0 0 1px var(--accent-strong);
}

.calendar-grid button.calendar-day--empty {
  visibility: hidden;
}

.calendar-notes {
  margin-top: 4px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.calendar-selected-date {
  font-size: 11px;
  color: var(--muted);
}

.calendar-notes textarea {
  width: 100%;
  min-height: 56px;
  resize: vertical;
  font-size: 11px;
}

.calendar-notes button.primary {
  align-self: flex-end;
  padding: 6px 10px;
  font-size: 11px;
}

.media-panel-inner {
  color: var(--text);
}

.media-panel-inner img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 8px;
}

.media-panel-inner svg {
  display: block;
  margin: 0 auto;
  max-width: 100%;
  height: auto;
  color: var(--text);
}

.media-close {
  position: absolute;
  top: 8px;
  right: 8px;
  background: transparent;
  border: none;
  color: var(--muted);
  cursor: pointer;
}

/* Match-the-lists tables inside media panel as well */
.media-panel-inner .match-list-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 8px;
  font-size: 0.95rem;
}

.media-panel-inner .match-list-table th,
.media-panel-inner .match-list-table td {
  border: 1px solid #444;
  padding: 6px 10px;
  text-align: left;
}

.media-panel-inner .match-list-table thead th {
  text-align: center;
  font-weight: 600;
}

/* chapters opener button fixed left */
#openChapters {
  position: fixed;
  left: 16px;
  top: 18px;
  z-index: 120;
  background: transparent;
  border: 1px solid var(--card-border);
  padding: 8px 10px;
  border-radius: 8px;
  color: var(--muted);
  cursor: pointer;
  display: none !important;
}

/* top controls */
#topControls {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  max-width: var(--container-width);
  margin: 24px auto 18px;
  position: relative;
}

.center-group,
.center-area {
  margin: auto;
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: nowrap;
  white-space: nowrap;
}

/* standalone brand badge */
.brand-badge {
  font-family: "Playfair Display", "Georgia", serif;
  font-weight: 900;
  font-size: 20px;
  letter-spacing: .4px;
  background: linear-gradient(180deg, #ffffff, #cfe0ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  padding: 0;
  border-radius: 0;
  border: none;
  box-shadow: none;
  text-decoration: none;
  position: relative;
  top: -10px;
}

.brand-badge:hover {
  text-decoration: none;
}

/* Make VsExel brand badge dark text in light + JEE themes */
[data-theme="light"] .brand-badge,
[data-theme="jee"] .brand-badge {
  background: none;
  color: #111827;
  -webkit-background-clip: initial;
  background-clip: initial;
  box-shadow: none;
}

/* Monkeytype-style button containers */
#modeBox,
#subjectBox {
  display: flex;
  gap: 4px;
  align-items: center;
}

#modeBox .brand-script {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  font-family: "Brush Script MT", "Segoe Script", "Lucida Handwriting", cursive;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: .4px;
  color: var(--accent);
  background: linear-gradient(180deg, var(--accent), color-mix(in oklab, var(--accent) 60%, white 40%));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  padding: 0 10px 0 6px;
  margin-right: 4px;
  border-right: 1px solid var(--card-border);
}

/* refine VsExel script in light theme for better contrast */
[data-theme="light"] #modeBox .brand-script {
  background: none;
  color: #111827;
  border-right-color: rgba(0, 0, 0, 0.08);
}

/* align VsExel script with JEE exam palette */
[data-theme="jee"] #modeBox .brand-script {
  background: none;
  color: #111827;
  border-right-color: var(--card-border);
}

/* Monkeytype-style mode and subject buttons */
#modeBox button,
#subjectBox button {
  background: transparent;
  border: none;
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  color: var(--muted);
  font-weight: 500;
  white-space: nowrap;
  font-size: 14px;
  transition: all 0.15s ease;
  position: relative;
}


#modeBox button:hover,
#subjectBox button:hover {
  color: var(--text);
  background: rgba(0, 0, 0, 0.03);
}

#modeBox button[aria-selected="true"],
#subjectBox button[aria-pressed="true"] {
  color: var(--accent);
  background: rgba(37, 99, 235, 0.08);
  font-weight: 600;
}

/* premium outline on focus for accessibility */
#modeBox button:focus-visible,
#subjectBox button:focus-visible,
.icon-btn:focus-visible,
.opt:focus-visible,
.chapter-list button:focus-visible,
.vs-btn:focus-visible,
button.primary:focus-visible,
button.muted:focus-visible {
  outline: 2px solid color-mix(in oklab, var(--accent) 70%, white 30%);
  outline-offset: 2px;
}

/* top-right */
.top-right-actions {
  margin-left: auto;
  display: flex;
  gap: 8px;
  align-items: center;
}

.icon-btn {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--card-border);
  padding: 8px;
  border-radius: 12px;
  cursor: pointer;
  color: var(--muted);
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.icon-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
  box-shadow: var(--glow);
}

#accountIcon {
  position: fixed;
  right: 20px;
  top: 42px;
  z-index: 96;
  transform: translateX(-8px);
  border-radius: 50%;
}

/* VS top icon: move to floating center-bottom control */
#vsTopBtn {
  position: fixed;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  z-index: 210;
}

/* make theme toggle a plain text button (no box) */
#themeToggle {
  background: transparent;
  border: none;
  padding: 0;
  width: auto;
  height: auto;
  box-shadow: none;
  font-size: 13px;
  line-height: 1;
}

#themeToggle:hover {
  border: none;
  box-shadow: none;
  color: var(--accent);
}

/* Theme and year display wrapper */
.theme-year-wrapper {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  padding: 4px;
  gap: 6px;
  transition: all 0.3s ease;
}

.theme-year-wrapper:hover {
  border-color: var(--accent);
  box-shadow: var(--glow);
}

.question-year-display {
  background: var(--accent);
  color: white;
  padding: 4px 8px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
  min-width: 28px;
  text-align: center;
  line-height: 1;
}

.question-year-display:empty {
  display: none;
}

/* make eye toggle a plain text button (no box) */
#eyeToggle {
  background: transparent;
  border: none;
  padding: 0;
  width: auto;
  height: auto;
  box-shadow: none;
  font-size: 16px;
  line-height: 1;
}

#eyeToggle:hover {
  border: none;
  box-shadow: none;
  color: var(--accent);
}

/* make About + top VS buttons text/icon-only (no square box) */
#aboutBtn,
#vsTopBtn {
  background: transparent;
  border: none;
  padding: 0;
  width: auto;
  height: auto;
  box-shadow: none;
}

#aboutBtn:hover,
#vsTopBtn:hover {
  border: none;
  box-shadow: none;
  color: var(--accent);
}

/* main content */
main#mainContent {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  display: block;
  padding-top: 8px;
}

/* question box */
.question-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.question-header h2 {
  margin: 0;
  font-size: calc(var(--base-font-size, 16px) * 1.1 / 16);
  line-height: 1.35;
  font-weight: 700;
  font-family: 'EB Garamond', Georgia, serif;
}

/* Mars (default) theme: make question title copper */
body:not([data-theme="jee"]):not([data-theme="neet"]) .question-header h2 {
  color: var(--accent);
}

#questionBox {
  max-width: 880px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* question stem readability */
#questionBox .q-text,
#questionBox .question,
#questionBox .stem,
#questionBox p {
  font-size: var(--base-font-size, 1.35em);
  line-height: 1.72;
  letter-spacing: .1px;
  word-spacing: .3px;
  font-weight: 500;
  font-family: 'EB Garamond', Georgia, serif;
  word-wrap: break-word;
  overflow-wrap: anywhere;
}

#questionBox .katex {
  font-size: 1.06em;
  line-height: 1.3;
  color: var(--text);
  max-width: 100%;
  overflow-wrap: anywhere;
}

#questionBox .katex-display {
  margin: 0.4em 0;
}

#questionBox p+p {
  margin-top: 8px;
}

.meta {
  font-size: 13px;
  color: var(--muted);
  margin-top: 6px;
}

/* ensure long question titles and question blocks wrap instead of overflowing */
#questionBox .question {
  word-wrap: break-word;
  overflow-wrap: anywhere;
}

#questionBox .question-title {
  font-size: var(--base-font-size, 1.25em);
  word-wrap: break-word;
  overflow-wrap: anywhere;
}

/* Match-the-lists tables inside questions */
#questionBox .match-list-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 8px;
  font-size: 0.95rem;
}

#questionBox .match-list-table th,
#questionBox .match-list-table td {
  border: 1px solid #444;
  padding: 6px 10px;
  text-align: left;
}

#questionBox .match-list-table thead th {
  text-align: center;
  font-weight: 600;
}

/* Eye mode: show only the question line in one big single line with its own horizontal scrolling */
body.eye-mode #questionBox .question-title {
  white-space: nowrap;
  font-size: 2.2em;
  /* Much larger text in eye mode */
  overflow-x: auto;
  display: block;
  font-weight: 500;
  padding-bottom: 8px;
  /* Room for scrollbar */
}

/* Tiny, minimal scrollbar for eye-mode question line */
body.eye-mode #questionBox .question-title {
  scrollbar-width: thin;
  /* Firefox */
  scrollbar-color: rgba(148, 163, 184, 0.6) transparent;
}

body.eye-mode #questionBox .question-title::-webkit-scrollbar {
  height: 4px;
  /* very small horizontal bar */
}

body.eye-mode #questionBox .question-title::-webkit-scrollbar-track {
  background: transparent;
}

body.eye-mode #questionBox .question-title::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.6);
  border-radius: 999px;
}

/* Girls theme: make question text very light pink */
[data-theme="girls"] #questionBox .q-text,
[data-theme="girls"] #questionBox .question,
[data-theme="girls"] #questionBox .stem,
[data-theme="girls"] #questionBox p {
  color: #fecdd3;
}

/* difficulty toolbar */
#difficultyButtons {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

#difficultyButtons.hidden {
  display: none !important;
}

.question-header::after {
  content: "";
  display: block;
  height: 2px;
  margin-top: 8px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: .35;
}

@keyframes option-pop {
  0% {
    transform: scale(1);
  }

  40% {
    transform: scale(0.98);
  }

  100% {
    transform: scale(1);
  }
}

.opt {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 16px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  font-family: inherit;
  font-size: var(--base-font-size, 1.25em);
  color: var(--text);
  cursor: pointer;
  text-align: left;
  transition: all 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
  /* overflow: hidden; Removed to allow content wrapping */
}

.opt:hover:not(.selected):not(:disabled) {
  background: rgba(37, 99, 235, 0.04);
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.opt:active:not(:disabled) {
  transform: scale(0.99);
}

.opt.selected {
  border-color: var(--accent);
  background: rgba(37, 99, 235, 0.1);
  color: var(--text);
  font-weight: 500;
  animation: option-pop 0.3s ease-out;
}

.meta {
  margin-top: 4px;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .3px;
  color: var(--text);
  border: 1px solid var(--card-border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
}

[data-theme="light"] .chip {
  background: rgba(255, 255, 255, 0.85);
  border-color: rgba(0, 0, 0, 0.08);
  color: #3b4452;
}

.options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 8px;
  align-items: stretch;
}

/* small shortcuts helper fixed at bottom of screen */
#questionBox .help.note {
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  bottom: 10px;
  font-size: 11px;
  color: var(--muted);
  text-align: center;
  opacity: 0.55;
  font-weight: 400;
  pointer-events: none;
  /* don't block clicks on buttons behind */
}

/* options: touch-friendly, no translate */
.opt {
  display: flex;
  gap: 14px;
  align-items: center;
  padding: 16px;
  border-radius: 14px;
  border: 1px solid var(--card-border);
  background: rgba(255, 255, 255, 0.02);
  cursor: pointer;
  text-align: left;
  font-weight: 600;
  color: var(--text);
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  transform: none !important;
  position: relative;
  min-height: 100%;
}

.opt:hover {
  transform: none !important;
  box-shadow: 0 20px 44px rgba(2, 6, 23, 0.14);
}

.opt:active,
.opt:focus {
  transform: none !important;
  outline: none;
  opacity: 0.96;
}

.opt .opt-index {
  width: 36px;
  flex: 0 0 36px;
  font-weight: 700;
  color: var(--muted);
  font-size: 14px;
}

.opt .opt-text {
  flex: 1;
  color: var(--text);
  font-size: var(--base-font-size, 0.95em);
  line-height: 1.6;
  min-width: 0;
  /* Revert break-word/break-all which breaks KaTeX spacing */
  /* Allow scrolling for extremely long content */
  overflow-x: auto;
  display: block;
}

/* Minimal Custom Scrollbar for Options */
.opt .opt-text::-webkit-scrollbar {
  height: 2px;
  /* Ultra-thin horizontal scrollbar */
}

.opt .opt-text::-webkit-scrollbar-track {
  background: transparent;
}

.opt .opt-text::-webkit-scrollbar-thumb {
  background: var(--muted);
  border-radius: 4px;
  opacity: 0.3;
  /* More subtle */
}

.opt .opt-text:hover::-webkit-scrollbar-thumb {
  background: var(--accent);
  opacity: 0.8;
}

/* Remove forced white-space: normal on KaTeX as it breaks layout */

.opt.selected {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: var(--glow);
  background: linear-gradient(135deg, rgba(122, 162, 255, 0.12), rgba(122, 162, 255, 0.04));
}

.opt.correct {
  background: linear-gradient(90deg, rgba(16, 185, 129, 0.06), rgba(16, 185, 129, 0.02));
  border-color: rgba(16, 185, 129, 0.25);
}

.opt.wrong {
  background: linear-gradient(90deg, rgba(239, 68, 68, 0.04), rgba(239, 68, 68, 0.02));
  border-color: rgba(239, 68, 68, 0.20);
}

/* Study material rectangular panel (PDF/notes placeholder) */
.study-material-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.study-material-tools {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.study-material-box {
  margin-top: 4px;
  padding: 16px;
  border-radius: 12px;
  border: 1px solid var(--card-border);
  background: rgba(255, 255, 255, 0.02);
  min-height: 260px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.study-material-box-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--muted);
}

.study-material-box-body {
  font-size: 13px;
  color: var(--text);
  opacity: 0.9;
}

/* larger PDF frame and small toolbar */
.pdf-frame {
  width: 100%;
  min-height: 360px;
  border: none;
  border-radius: 10px;
}

.pdf-toolbar {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-bottom: 6px;
  font-size: 11px;
}

.pdf-full-btn {
  font-size: 11px;
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid var(--card-border);
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
  cursor: pointer;
}

.pdf-full-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: var(--glow);
}

/* highlight selected study material button */
.study-btn.selected {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: var(--glow);
}

/* topic toolbar (for topic-wise PYQs) */
#topicButtons {
  display: flex;
  flex-wrap: nowrap;
  /* single horizontal line */
  gap: 6px;
  overflow-x: auto;
  /* allow scrolling when many topics */
  max-width: 100%;
  padding: 4px 2px 8px;
  margin-top: 10px;
  /* sit a bit lower under the top controls */
  scrollbar-width: thin;
  /* show thin scrollbar in Firefox */
  scrollbar-color: rgba(148, 163, 184, 0.5) transparent;
}

#topicButtons::-webkit-scrollbar {
  height: 5px;
}

#topicButtons::-webkit-scrollbar-track {
  background: transparent;
}

#topicButtons::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.4);
  border-radius: 4px;
}

/* hide scrollbar in WebKit */
#topicButtons.hidden {
  display: none !important;
}

.topic-btn {
  flex: 0 0 auto;
  /* keep width to content, no wrapping */
  padding: 4px 10px;
  border-radius: 6px;
  /* rectangle with slightly rounded corners */
  border: 1px solid #000000;
  /* dark/black boundary */
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
  font-size: 11px;
  cursor: pointer;
  white-space: nowrap;
  /* keep label on one line */
}

.topic-btn.selected {
  border-color: var(--accent);
  color: #001328;
  background: var(--accent);
  box-shadow: var(--glow);
}

/* controls */
.controls {
  display: flex;
  gap: 12px;
  margin-top: 12px;
  align-items: center;
  justify-content: center;
}

button.primary {
  background: linear-gradient(180deg, var(--accent), var(--accent-strong));
  color: #001019;
  border: none;
  padding: 10px 18px;
  border-radius: 12px;
  font-weight: 800;
  box-shadow: var(--glow);
  cursor: pointer;
}

button.primary:hover {
  filter: brightness(1.04);
  box-shadow: 0 16px 44px rgba(62, 123, 255, 0.26);
}

button.muted {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--card-border);
  padding: 8px 12px;
  border-radius: 12px;
  cursor: pointer;
  color: var(--muted);
}

button.muted:hover {
  color: var(--accent);
  border-color: var(--accent);
  box-shadow: var(--glow);
}

/* Mars (default) theme: make question controls copper */
body:not([data-theme="jee"]):not([data-theme="neet"]) #questionBox .controls button {
  border-color: var(--accent);
  color: var(--accent);
}

body:not([data-theme="jee"]):not([data-theme="neet"]) #questionBox .controls button.primary {
  color: #001019;
}

/* reduced motion respect */
@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* VS admin options editor radios */
.vs-opt-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.vs-opt-row input[type="radio"] {
  width: 16px;
  height: 16px;
  margin: 0 6px 0 0;
  accent-color: var(--accent);
}

.vs-opt-row input[type="text"] {
  flex: 1;
  padding: 8px;
  border-radius: 8px;
  border: 1px solid var(--card-border);
  background: rgba(0, 0, 0, 0.15);
  color: var(--text);
}

/* VS button: plain "V" */
.vs-btn {
  position: fixed;
  right: 18px;
  bottom: 18px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--card-border);
  padding: 12px 10px;
  font-size: 20px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  cursor: pointer;
  z-index: 200;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  border-radius: 12px;
  box-shadow: var(--glow);
}

.vs-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 16px 44px rgba(62, 123, 255, 0.22);
}

.vs-btn:focus {
  outline: none;
  box-shadow: 0 0 0 6px rgba(30, 144, 255, 0.08);
  border-radius: 6px;
}

/* Make VS button text clearer on light JEE background */
[data-theme="jee"] .vs-btn {
  background: #ffffff;
  border-color: var(--card-border);
  color: #111827;
  /* dark text for clarity */
  box-shadow: none;
}

[data-theme="jee"] .vs-btn:hover {
  border-color: var(--accent-strong);
  color: var(--accent-strong);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.08);
}

/* bottom About button: fixed pill beside VS button at bottom center */
.about-bottom-btn {
  position: fixed;
  left: 50%;
  bottom: 18px;
  /* align vertically with VS button */
  transform: translateX(calc(-50% - 140px));
  /* further to the left of VS button */
  z-index: 205;
  padding: 8px 16px;
  border-radius: 999px;
  border: none;
  background: rgba(12, 14, 18, 0.92);
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  backdrop-filter: blur(10px);
}

.about-bottom-btn:hover {
  color: var(--accent);
  box-shadow: var(--glow);
}

/* modals */
.modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(1, 2, 4, 0.6);
  z-index: 210;
}

.modal.hidden {
  display: none;
}

.modal-panel {
  background: rgba(12, 14, 18, 0.88);
  backdrop-filter: blur(12px);
  border: 1px solid var(--card-border);
  padding: 18px;
  border-radius: 14px;
  width: 380px;
  box-shadow: 0 14px 46px rgba(2, 6, 23, 0.7);
  color: var(--text);
}

.modal-panel.large {
  width: 760px;
  max-height: 80vh;
  overflow: auto;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.modal-body label {
  display: block;
  margin: 8px 0;
  font-size: 14px;
}

.modal-body input,
.modal-body textarea,
.modal-body select {
  width: 100%;
  padding: 8px;
  border-radius: 8px;
  border: 1px solid var(--card-border);
  background: rgba(0, 0, 0, 0.15);
  color: var(--text);
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 10px;
}

.hidden {
  display: none !important;
}

/* About sheet: make About modal a wide horizontal sheet */
#aboutModal.modal {
  align-items: flex-start;
  justify-content: center;
  padding: 72px 16px 24px;
}

#aboutModal .modal-panel {
  width: min(960px, 98vw);
  max-height: 70vh;
  border-radius: 18px;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.75);
}

#aboutModal .modal-body {
  max-height: calc(70vh - 56px);
  overflow: auto;
  padding-right: 6px;
}

/* account modal stats (streak + level) */
.account-stats {
  margin-top: 6px;
  padding-top: 8px;
  padding-bottom: 4px;
  border-top: 1px solid var(--card-border);
  border-bottom: 1px solid var(--card-border);
  font-size: 13px;
}

.account-stat-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}

.account-stat-row .label {
  color: var(--muted);
}

.account-stat-row .value {
  font-weight: 700;
}

.account-level-bar {
  margin-top: 6px;
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  overflow: hidden;
}

#accountLevelProgress {
  height: 100%;
  width: 0;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
  transition: width var(--transition);
}

/* responsive adjustments */
@media (max-width:1200px) {
  :root {
    --dock-width: 320px;
    --media-width: 300px;
  }
}

@media (max-width:820px) {
  body {
    padding-left: 20px;
    padding-right: 20px;
  }

  .explain-dock {
    display: none;
  }

  .media-panel {
    display: none;
  }

  .center-area {
    flex-wrap: wrap;
  }

  #openChapters {
    left: 12px;
    top: 12px;
  }

  #accountIcon {
    right: 12px;
    top: 12px;
  }

  #questionArea {
    padding: 16px;
  }

  .modal-panel.large {
    width: 92%;
  }
}

/* Mode Selection Modal */
.modal-panel.mode-select {
  width: 550px;
  max-width: 90vw;
}

.mode-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 20px;
}

.mode-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  text-align: center;
  color: var(--text);
  height: 100%;
}

.mode-card:hover {
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.06);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.mode-card:active {
  transform: translateY(0);
}

.mode-card h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}

.mode-card p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.4;
  margin: 0;
}

/* Test Mode Popover (small options near Test button) */
.test-options-popover {
  position: absolute;
  background: var(--surface);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  display: flex;
  flex-direction: column;
  padding: 4px;
  z-index: 9999;
  min-width: 140px;
  animation: fadeIn 0.15s ease-out;
}

.test-options-popover button {
  background: transparent;
  border: none;
  padding: 8px 12px;
  text-align: left;
  color: var(--text);
  font-size: 13px;
  cursor: pointer;
  border-radius: 4px;
  font-weight: 500;
  white-space: nowrap;
}

.test-options-popover button:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--accent);
}

/* Authentication Modal & Forms */
.auth-modal-panel {
  width: 100%;
  max-width: 420px;
  background: var(--surface);
  border-radius: 12px;
  border: 1px solid var(--border);
  padding: 32px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  text-align: center;
  position: relative;
}

.auth-logo {
  font-size: 24px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
}

.auth-subtitle {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 24px;
}

.auth-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  background: var(--bg);
  padding: 4px;
  border-radius: 8px;
}

.auth-tab {
  flex: 1;
  padding: 8px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.2s;
}

.auth-tab.active {
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.auth-form-group {
  margin-bottom: 16px;
  text-align: left;
}

.auth-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 6px;
}

.auth-input {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 14px;
}

.auth-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.1);
}

.auth-btn {
  width: 100%;
  padding: 12px;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  margin-top: 8px;
  transition: background 0.2s;
}

.auth-btn:hover {
  background: var(--accent-hover);
}

.auth-divider {
  display: flex;
  align-items: center;
  margin: 24px 0;
  color: var(--text-muted);
  font-size: 12px;
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.auth-divider span {
  padding: 0 12px;
}

.social-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 10px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 14px;
  cursor: pointer;
  margin-bottom: 12px;
  transition: all 0.2s;
}

.social-btn:hover {
  background: var(--surface);
  border-color: var(--text-muted);
}

.social-icon {
  width: 18px;
  height: 18px;
}

.auth-error {
  color: #ef4444;
  font-size: 12px;
  margin-top: 4px;
  display: none;
}

.auth-success {
  color: #10b981;
  font-size: 12px;
  margin-top: 4px;
  display: none;
}

/* --- Enhanced UI/UX Styles --- */

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 4px;
  /* Very thin line */
  height: 4px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--muted);
  /* Use theme variable */
  border-radius: 99px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text);
}

/* Top Bar Enhancement */
#customTopRow {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 32px;
  background: rgba(10, 10, 12, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  padding: 0 12px;
  z-index: 500;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

/* Mock Test Card Enhancement */
.mock-box {
  background: rgba(255, 255, 255, 0.03) !important;
  border: 1px solid var(--card-border) !important;
  border-radius: 16px !important;
  font-family: 'Inter', sans-serif !important;
  letter-spacing: 0.5px;
  backdrop-filter: blur(4px);
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1) !important;
}

.mock-box:hover {
  background: rgba(255, 255, 255, 0.08) !important;
  transform: translateY(-4px) !important;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4), 0 0 0 1px var(--accent) !important;
  border-color: var(--accent) !important;
  color: var(--accent) !important;
}

/* General Button Polish */
button {
  transition: all 0.2s ease-out;
}

button:active {
  transform: scale(0.96);
}

/* Modal Polish */
.modal-content,
#instScreen>div {
  animation: modalPop 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  backdrop-filter: blur(10px);
  background: rgba(30, 30, 35, 0.95) !important;
  border: 1px solid rgba(255, 255, 255, 0.08) !important;
}

@keyframes modalPop {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(10px);
  }

  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* Selection Highlight */
::selection {
  background: rgba(37, 99, 235, 0.3);
  color: white;
}

/* Visual Effects */
.cursor-particle {
  position: fixed;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 99999;
  transition: transform 0.6s ease-out, opacity 0.6s ease-out;
}

.confetti {
  position: fixed;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  pointer-events: none;
  z-index: 99999;
  animation: confettiPop 1s ease-out forwards;
}

@keyframes confettiPop {
  0% {
    transform: translate(0, 0) scale(1) rotate(0deg);
    opacity: 1;
  }

  100% {
    transform: translate(var(--tx), var(--ty)) scale(0) rotate(720deg);
    opacity: 0;
  }
}


/* =========================================
   Explanation Panel & Math Styling (Minimalist Refresh)
   ========================================= */

.explain-dock {
  position: fixed;
  left: 0;
  top: 0;
  width: var(--dock-width);
  height: 100vh;
  z-index: 1100;
  background: rgba(20, 20, 20, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-right: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 10px 0 40px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  /* Fixes double scrollbar */
  transition: transform 0.3s cubic-bezier(0.25, 1, 0.5, 1);
  /* Ensure it fills parent if stuck */
  transform: translateX(-100%);
  /* Default Closed Left */
}

.explain-dock.open {
  transform: translateX(0);
  /* Slide Open */
}

/* Header: cleaner, smaller uppercase */
.explain-dock-header {
  padding: 20px 32px 12px;
  border-bottom: none;
  /* Removed border for seamless feel */
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  background: transparent;
  flex-shrink: 0;
  /* Don't shrink header */
}

.explain-dock-content {
  padding: 0 32px 40px;
  /* Aligned with header */
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 16px;
  /* Slightly larger text */
  line-height: 1.8;
  color: var(--text);
  /* Keep high contrast but comfortable */
  overflow-y: auto;
  /* Active scroll container */
  overflow-x: hidden;
  /* Prevent horizontal scroll on panel */
  flex: 1;
}

/* 1. Spacing & Typography */
.explain-dock-content p {
  margin-bottom: 1.6em;
  color: rgba(255, 255, 255, 0.9);
  /* Slightly softer than pure white if theme is dark */
}

/* Lists */
.explain-dock-content ul,
.explain-dock-content ol {
  margin-bottom: 1.6em;
  padding-left: 1.25em;
  color: rgba(255, 255, 255, 0.85);
}

.explain-dock-content li {
  margin-bottom: 0.6em;
  padding-left: 0.5em;
  /* subtle offset */
}

/* Custom bullet style if needed, but default is often cleanest. */

/* 2. Headings: Modern, no underline, just weight & spacing */
.explain-dock-content h3 {
  color: var(--accent);
  /* Use theme accent */
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  border-bottom: none;
  /* No border for minimalism */
  letter-spacing: -0.01em;
}

.explain-dock-content h3:first-child {
  margin-top: 0.5rem;
}

/* 3. Math Equations: The "Pop" */
/* Display Math: Transparent bg, left accent border, more space */
.explain-dock-content .katex-display {
  background: rgba(255, 255, 255, 0.03);
  /* Extremely subtle fill */
  padding: 1.5rem;
  border-radius: 4px;
  /* Sharper corners */
  margin: 2rem 0;
  overflow-x: auto;
  border: 1px solid transparent;
  border-left: 3px solid var(--accent);
  /* The only strong accent */
  text-align: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  /* Subtle float */
}

/* Inline math: slight highlight */
.explain-dock-content .katex {
  font-size: 1.1em;
  /* Make math slightly larger than text */
}

/* 4. Light Mode Adjustments */
[data-theme="light"] .explain-dock-content p {
  color: #1f2937;
}

[data-theme="light"] .explain-dock-content ul {
  color: #374151;
}

[data-theme="light"] .explain-dock-content .katex-display {
  background: #f8fafc;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
}

/* JEE Theme overrides */
[data-theme="jee"] .explain-dock-content h3 {
  color: #111827;
}

[data-theme="jee"] .explain-dock-content .katex-display {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-left: 3px solid #facc15;
  /* Golden accent */
  box-shadow: none;
}

/* 5. Responsive */
@media (max-width: 768px) {
  .explain-dock-content {
    padding: 0 20px 30px;
    font-size: 15px;
  }

  .explain-dock-header {
    padding: 16px 20px 10px;
  }

  .explain-dock-content .katex-display {
    padding: 1rem;
    margin: 1.5rem 0;
  }
}

/* Scrollbar */
.explain-dock-content::-webkit-scrollbar {
  width: 5px;
}

.explain-dock-content::-webkit-scrollbar-thumb {
  background-color: var(--card-border);
  border-radius: 99px;
}

.explain-dock-content::-webkit-scrollbar-thumb:hover {
  background-color: var(--accent);
}

/* =========================================
   ELEGANT THEME OVERRIDES (Psychological UX)
   ========================================= */

/* Global Glass Cards */
.card,
.media-panel,
.dock-panel {
  background: var(--surface-glass, rgba(20, 20, 20, 0.7)) !important;
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border: 1px solid var(--card-border) !important;
  border-radius: var(--radius, 20px) !important;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s cubic-bezier(0.25, 1, 0.5, 1), box-shadow 0.3s;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow:
    0 20px 40px -10px rgba(0, 0, 0, 0.5),
    0 0 20px var(--accent-glow, rgba(99, 102, 241, 0.3));
  border-color: rgba(255, 255, 255, 0.15) !important;
}

/* Buttons: Friendly & Tactile */
button,
.btn {
  border-radius: 12px;
  /* Soft square > pill for dense UI */
  font-weight: 500;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

button:active {
  transform: scale(0.96);
}

/* Specific Updates for App Interface */
#chapterList {
  background: transparent;
}

.chapter-btn {
  border-radius: 12px;
  margin-bottom: 4px;
  border: 1px solid transparent;
  transition: all 0.2s;
}

.chapter-btn:hover {
  background: rgba(255, 255, 255, 0.05);
  transform: translateX(4px);
}

.chapter-btn.active {
  background: var(--accent-gradient, var(--accent)) !important;
  color: white !important;
  box-shadow: 0 4px 15px var(--accent-glow);
  border: none !important;
}

/* Inputs */
input[type="text"],
input[type="search"] {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 12px 16px;
  color: var(--text);
  transition: all 0.3s;
}

input:focus {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-glow);
  outline: none;
}

/* Minimalist Scrollbar */
::-webkit-scrollbar {
  width: 3px;
  height: 3px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 99px;
  transition: background 0.2s;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.4);
}

/* Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
}

/* Eye Mode / Focus Mode */
body.eye-mode #topControls,
body.eye-mode #openChapters,
body.eye-mode .explain-dock,
body.eye-mode #calendarPanel {
  display: none !important;
}

body.eye-mode {
  padding: 40px !important;
}

body.eye-mode #mainContent {
  max-width: 900px;
  margin: 0 auto;
}

/* Question Header Row for Q label and Media Icon */
.q-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  margin-bottom: 8px;
}

.q-media-btn {
  display: flex;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  font-size: 18px;
  align-items: center;
  justify-content: center;
  cursor: default;
  flex-shrink: 0;
  opacity: 0.35;
  filter: grayscale(0.8);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: inset 0 0 10px rgba(0,0,0,0.2);
}

.q-media-btn.has-media {
  opacity: 1;
  filter: grayscale(0);
  cursor: pointer;
  border: 1.5px solid rgba(251, 191, 36, 0.6);
  background: rgba(30, 30, 35, 0.9);
  animation: mediaGlowPremium 2.5s ease-in-out infinite;
  box-shadow: 0 0 15px rgba(251, 191, 36, 0.4), inset 0 0 5px rgba(251, 191, 36, 0.2);
}

.q-media-btn.admin-editable {
  opacity: 0.6;
  filter: grayscale(0.3);
  cursor: pointer;
  border-style: dashed;
  border-color: rgba(255, 255, 255, 0.3);
}

.q-media-btn.admin-editable:hover {
  opacity: 0.9;
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--accent);
}

@keyframes mediaGlowPremium {
  0%, 100% {
    box-shadow: 0 0 12px rgba(251, 191, 36, 0.4), inset 0 0 5px rgba(251, 191, 36, 0.2);
    transform: scale(1);
    border-color: rgba(251, 191, 36, 0.5);
  }
  50% {
    box-shadow: 0 0 25px rgba(251, 191, 36, 0.7), inset 0 0 10px rgba(251, 191, 36, 0.3);
    transform: scale(1.04);
    border-color: rgba(251, 191, 36, 0.9);
  }
}

/* --- Mobile Improvements --- */
@media (max-width: 768px) {

  /* Stack Top Controls */
  #topControls {
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
    margin-top: 10px;
    margin-bottom: 20px;
  }

  .center-group {
    flex-wrap: wrap;
    justify-content: center;
    width: 100%;
  }

  .top-right-actions {
    margin-left: 0;
    justify-content: center;
    width: 100%;
  }

  /* Question Area Text Size */
  #questionArea {
    padding: 20px 16px;
    font-size: 16px;
    /* Larger base font for readability */
  }

  .question-header h2 {
    font-size: 1.25em;
    /* Larger question text */
  }

  /* Options: larger touch targets */
  .option {
    padding: 14px 16px;
    margin-bottom: 12px;
    border-radius: 12px;
    font-size: 15px;
  }

  /* Buttons */
  button.primary,
  button.muted {
    padding: 12px 20px;
    font-size: 15px;
    width: 100%;
    /* Full width buttons for ease */
    justify-content: center;
  }

  .controls {
    flex-direction: column;
    width: 100%;
  }

  .controls button {
    width: 100%;
  }

  /* Hide certain non-essential desktop elements if needed */
  .brand-badge {
    text-align: center;
    width: 100%;
    margin-bottom: 8px;
  }

  /* Improve modal width on mobile */
  .modal-panel {
    width: 95% !important;
    padding: 16px;
  }

  /* Adjust account icon position */
  #accountIcon {
    position: absolute;
    top: 10px;
    right: 10px;
  }
}

/* Media Panel is now a centered modal */
.media-panel {
  display: none !important;
  /* fallback if not open */
}

.media-panel.open {
  display: flex !important;
}

.media-panel-inner {
  flex: 1;
  overflow: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.media-panel-inner img {
  max-width: 100%;
  max-height: 100%;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.media-close {
  position: absolute;
  top: 10px;
  right: 10px;
  background: transparent;
  border: none;
  color: var(--muted);
  font-size: 20px;
  cursor: pointer;
  z-index: 10;
}

.media-close:hover {
  color: var(--accent);
}

/* Auth UI Styles */
.auth-btn {
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--accent);
  color: var(--accent);
  background: rgba(59, 130, 246, 0.05);
}

.auth-btn:hover {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.25);
}

.user-profile {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.03);
  padding: 4px 12px 4px 4px;
  border-radius: 20px;
  border: 1px solid var(--card-border);
}

.user-profile .avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--bg);
}

.user-profile .user-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

.user-profile #logoutBtn {
  opacity: 0.6;
  margin-left: 4px;
  font-size: 14px;
}

.user-profile #logoutBtn:hover {
  opacity: 1;
  color: var(--error, #ef4444);
}

.hidden {
  display: none !important;
}

/* Desktop styles for mobile elements */
.mobile-mode-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mobile-account-btn,
.divider-v {
  display: none;
}