/* =========================================
   TEST TEKSHIRISH TIZIMI — STYLES
   ========================================= */

:root {
  --primary: #2563EB;
  --primary-hover: #1D4ED8;
  --primary-light: rgba(37, 99, 235, 0.12);
  --success: #10B981;
  --success-light: rgba(16, 185, 129, 0.12);
  --error: #EF4444;
  --error-light: rgba(239, 68, 68, 0.12);
  --warning: #F59E0B;
  --warning-light: rgba(245, 158, 11, 0.12);
  
  /* ── MACOS 27 LIQUID GLASS DESIGN TOKENS (LIGHT CRYSTAL) ── */
  --liquid-glass-bg: linear-gradient(145deg, rgba(255, 255, 255, 0.82) 0%, rgba(255, 255, 255, 0.58) 100%);
  --liquid-glass-hover: linear-gradient(145deg, rgba(255, 255, 255, 0.94) 0%, rgba(255, 255, 255, 0.74) 100%);
  --liquid-glass-border: 1px solid rgba(255, 255, 255, 0.88);
  --liquid-glass-specular: inset 0 1.5px 2px 0 rgba(255, 255, 255, 0.95), inset 0 -1px 1px 0 rgba(0, 0, 0, 0.03);
  --liquid-glass-shadow: 0 16px 38px -6px rgba(15, 23, 42, 0.09), 0 4px 14px -2px rgba(15, 23, 42, 0.04);
  --liquid-glass-blur: blur(30px) saturate(190%) contrast(105%);

  --bg-main: #F2F5FD;
  --bg-card: var(--liquid-glass-bg);
  --bg-card-sub: rgba(255, 255, 255, 0.6);
  --text-main: #0F172A;
  --text-muted: #64748B;
  --border: rgba(255, 255, 255, 0.85);
  
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
  --shadow-md: var(--liquid-glass-shadow);
  --shadow-lg: 0 20px 48px -8px rgba(15, 23, 42, 0.12);
  
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --radius-xl: 30px;
  --radius-full: 9999px;
  --font: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Telegram Safe Areas (Dinamik & Moslashuvchan) */
  --tg-safe-top: max(
    var(--tg-content-safe-area-inset-top, 0px),
    env(safe-area-inset-top, 0px)
  );
  --tg-safe-bottom: max(
    env(safe-area-inset-bottom, 0px),
    var(--tg-safe-area-inset-bottom, 0px),
    var(--tg-content-safe-area-inset-bottom, 0px),
    12px
  );
  --tg-safe-left: max(env(safe-area-inset-left, 0px), var(--tg-safe-area-inset-left, 0px), 0px);
  --tg-safe-right: max(env(safe-area-inset-right, 0px), var(--tg-safe-area-inset-right, 0px), 0px);
}

body.dark-mode {
  /* ── MACOS 27 LIQUID GLASS DESIGN TOKENS (DARK OBSIDIAN) ── */
  --liquid-glass-bg: linear-gradient(145deg, rgba(26, 34, 53, 0.74) 0%, rgba(15, 23, 42, 0.62) 100%);
  --liquid-glass-hover: linear-gradient(145deg, rgba(38, 48, 72, 0.82) 0%, rgba(22, 32, 55, 0.72) 100%);
  --liquid-glass-border: 1px solid rgba(255, 255, 255, 0.13);
  --liquid-glass-specular: inset 0 1.5px 1px 0 rgba(255, 255, 255, 0.22), inset 0 -1px 1px 0 rgba(0, 0, 0, 0.35);
  --liquid-glass-shadow: 0 16px 42px -6px rgba(0, 0, 0, 0.6), 0 4px 14px -2px rgba(0, 0, 0, 0.4);
  --liquid-glass-blur: blur(30px) saturate(190%) contrast(105%);

  --bg-main: #070913;
  --bg-card: var(--liquid-glass-bg);
  --bg-card-sub: rgba(255, 255, 255, 0.06);
  --text-main: #F8FAFC;
  --text-muted: #94A3B8;
  --border: rgba(255, 255, 255, 0.13);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: var(--liquid-glass-shadow);
  --shadow-lg: 0 24px 56px -8px rgba(0, 0, 0, 0.65);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font);
  background-color: var(--bg-main);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  overflow-x: hidden;
  line-height: 1.4;
  transition: background-color 0.25s ease, color 0.25s ease;
}

/* =========================================
   0. ANIMATSIYALI INTRO / SPLASH EKRANI (BARCHA MINI APP LAR UCHUN)
   ========================================= */
.splash-screen,
.splash-screen-common,
#intro-splash,
#admin-splash,
#splashScreen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 50% 38%, #0E345D 0%, #0B2B4C 52%, #061A2F 100%);
  z-index: 99999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  overflow: hidden;
  user-select: none;
  -webkit-user-select: none;
}

/* Yopilganda kattalashib yo'qolish */
.splash-screen.dismissed,
.splash-screen.portal-warp-exit,
.splash-screen.fade-out,
.splash-screen-common.dismissed,
.splash-screen-common.portal-warp-exit,
.splash-screen-common.fade-out,
#intro-splash.dismissed,
#intro-splash.portal-warp-exit,
#intro-splash.fade-out,
#admin-splash.dismissed,
#admin-splash.portal-warp-exit {
  opacity: 0;
  transform: scale(1.08);
  pointer-events: none;
}

/* Markaziy orqa fonning pulsatsiyalanishi */
.splash-glow {
  position: absolute;
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, rgba(46, 196, 182, 0.35) 0%, rgba(46, 196, 182, 0) 70%);
  border-radius: 50%;
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: splashGlowPulse 2.8s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes splashGlowPulse {
  0% { transform: translate(-50%, -50%) scale(0.85); opacity: 0.5; }
  100% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.9; }
}

/* 2. Logo Konteyneri va Dumaloq Disk */
.splash-logo-container {
  position: relative;
  width: 140px;
  height: 140px;
  margin: 0 auto 24px;
  z-index: 2;
}

.splash-circle-badge {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: #FFFFFF;
  box-shadow: 0 16px 45px rgba(0, 0, 0, 0.45), 0 0 35px rgba(46, 196, 182, 0.35);
  border: 3.5px solid rgba(46, 196, 182, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden; /* Doiradan tashqariga burchaklar chiqmaydi */
  animation: emblemEmerge 0.75s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes emblemEmerge {
  0% {
    opacity: 0;
    transform: scale(0.35) translateY(24px);
    filter: blur(8px);
  }
  70% {
    opacity: 1;
    transform: scale(1.06) translateY(-4px);
    filter: blur(0);
  }
  100% {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.splash-emblem-img {
  width: 82%;
  height: 82%;
  object-fit: contain;
  display: block;
}

/* 3. Akademik Qalpoqcha Kiyilishi va Tebranishi */
.splash-grad-cap {
  position: absolute;
  top: -30px;
  left: 50%;
  width: 104px;
  height: auto;
  z-index: 10;
  opacity: 0;
  transform: translateX(-48%) rotate(-12deg);
  filter: drop-shadow(0 10px 18px rgba(0, 0, 0, 0.6));
  animation: capLandOnLogo 0.75s 0.65s cubic-bezier(0.175, 0.885, 0.32, 1.35) forwards,
             capFloatingWiggle 2.8s 1.4s ease-in-out infinite alternate;
  transform-origin: 50% 80%;
  pointer-events: none;
}

@keyframes capLandOnLogo {
  0% {
    opacity: 0;
    transform: translateX(-48%) translateY(-65px) scale(0.3) rotate(32deg);
  }
  65% {
    opacity: 1;
    transform: translateX(-48%) translateY(5px) scale(1.1) rotate(-16deg);
  }
  85% {
    opacity: 1;
    transform: translateX(-48%) translateY(-2px) scale(0.97) rotate(-10deg);
  }
  100% {
    opacity: 1;
    transform: translateX(-48%) translateY(0) scale(1) rotate(-12deg);
  }
}

@keyframes capFloatingWiggle {
  0% {
    transform: translateX(-48%) translateY(0) rotate(-12deg) scale(1);
  }
  100% {
    transform: translateX(-48%) translateY(-2.5px) rotate(-9deg) scale(1.02);
  }
}

/* 4. Sakrab Chiqadigan Harflar */
.splash-brand-text {
  display: flex;
  align-items: baseline;
  justify-content: center;
  font-family: 'Plus Jakarta Sans', -apple-system, sans-serif;
  font-size: clamp(22px, 6vw, 30px);
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 8px;
  z-index: 2;
  white-space: nowrap;
}

.bounce-char {
  display: inline-block;
  color: #FFFFFF;
  opacity: 0;
  transform: translateY(45px) scale(0.3);
  animation: letterBounce 0.65s var(--d) cubic-bezier(0.175, 0.885, 0.32, 1.35) forwards;
  text-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.bounce-char.space {
  width: 8px;
}

.bounce-char.dot {
  color: #55E4D6;
  margin: 0 1px;
}

.bounce-char.teal {
  color: #2EC4B6;
  text-shadow: 0 0 18px rgba(46, 196, 182, 0.85);
}

@keyframes letterBounce {
  0% {
    opacity: 0;
    transform: translateY(45px) scale(0.3);
  }
  55% {
    opacity: 1;
    transform: translateY(-20px) scale(1.25);
  }
  78% {
    opacity: 1;
    transform: translateY(6px) scale(0.92);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* 5. Subtitle va Skip Tugmasi */
.splash-subtitle {
  font-family: 'Plus Jakarta Sans', -apple-system, sans-serif;
  font-size: 11px;
  font-weight: 700;
  color: #94A3B8;
  letter-spacing: 2px;
  text-transform: uppercase;
  opacity: 0;
  animation: subtitleReveal 0.8s 2.0s ease forwards;
  z-index: 2;
  text-align: center;
}

@keyframes subtitleReveal {
  0% {
    opacity: 0;
    transform: translateY(12px);
    letter-spacing: 0.5px;
  }
  100% {
    opacity: 0.85;
    transform: translateY(0);
    letter-spacing: 2.2px;
  }
}

.splash-skip-hint {
  position: absolute;
  bottom: 40px;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 8px 18px;
  border-radius: 30px;
  color: #FFFFFF;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  opacity: 0;
  animation: skipBtnAppear 0.5s 2.3s ease forwards;
  transition: all 0.2s ease;
  z-index: 10;
}

.splash-skip-hint:hover {
  background: rgba(46, 196, 182, 0.25);
  border-color: #2EC4B6;
  transform: scale(1.05);
}

@keyframes skipBtnAppear {
  0% { opacity: 0; transform: translateY(10px); }
  100% { opacity: 1; transform: translateY(0); }
}

.intro-logo-glow {
  position: absolute;
  inset: -8px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.6) 0%, rgba(99, 102, 241, 0) 70%);
  border-radius: 50%;
  animation: glowPulse 2s ease-in-out infinite;
}

@keyframes glowPulse {
  0%, 100% { transform: scale(1); opacity: 0.7; }
  50% { transform: scale(1.25); opacity: 1; }
}

.intro-logo-ring {
  position: relative;
  width: 84px;
  height: 84px;
  border-radius: 50%;
  background: linear-gradient(135deg, #1e293b, #0f172a);
  border: 2px solid rgba(96, 165, 250, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
}

.intro-svg-circle {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.svg-track {
  fill: none;
  stroke: rgba(255, 255, 255, 0.08);
  stroke-width: 4;
}

.svg-loader {
  fill: none;
  stroke: #3B82F6;
  stroke-width: 4;
  stroke-linecap: round;
  stroke-dasharray: 283;
  stroke-dashoffset: 75;
  animation: rotateSvg 2s linear infinite;
}

@keyframes rotateSvg {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.intro-icon-inner {
  font-size: 38px;
  animation: bounceMath 2s ease-in-out infinite;
}

@keyframes bounceMath {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1) rotate(5deg); }
}

.intro-brand-badge {
  background: rgba(59, 130, 246, 0.18);
  color: #60A5FA;
  border: 1px solid rgba(96, 165, 250, 0.3);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1.2px;
  padding: 4px 12px;
  border-radius: 9999px;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.intro-brand-title {
  font-size: 26px;
  font-weight: 900;
  color: #FFFFFF;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
  text-shadow: 0 2px 10px rgba(37, 99, 235, 0.5);
}

.intro-subject-text {
  font-size: 14px;
  font-weight: 600;
  color: #94A3B8;
  margin-bottom: 22px;
}

/* Yuklanish Progress Bari */
.intro-loader-wrap {
  width: 100%;
  max-width: 240px;
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.intro-loader-track {
  width: 100%;
  height: 5px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 9999px;
  overflow: hidden;
}

.intro-loader-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #3B82F6, #60A5FA);
  border-radius: 9999px;
  transition: width 0.3s ease;
  box-shadow: 0 0 10px rgba(59, 130, 246, 0.8);
}

.intro-loading-status {
  font-size: 12px;
  font-weight: 600;
  color: #64748B;
  letter-spacing: 0.3px;
}

.intro-user-pill {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 6px 14px;
  border-radius: 9999px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  color: #E2E8F0;
}

.test-container {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  padding-bottom: calc(120px + var(--tg-safe-bottom));
  position: relative;
  z-index: 1;
}

/* ── HARAKATLANUVCHI DINAMIK AMBIENT ORQA FON (OQ VA QORA MOS) ── */
.ambient-moving-mesh {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  transition: opacity 0.4s ease;
}

.ambient-mesh-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(48px);
  -webkit-filter: blur(48px);
  will-change: transform, opacity;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  transform: translateZ(0);
}

/* Light mode (default) */
.ambient-orb-1 {
  width: 440px;
  height: 440px;
  top: -100px;
  left: -80px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.30) 0%, rgba(147, 197, 253, 0.15) 50%, transparent 72%);
  animation: ambientFloat1 11s ease-in-out infinite alternate;
}

.ambient-orb-2 {
  width: 480px;
  height: 480px;
  bottom: -120px;
  right: -80px;
  background: radial-gradient(circle, rgba(168, 85, 247, 0.26) 0%, rgba(216, 180, 254, 0.12) 50%, transparent 72%);
  animation: ambientFloat2 13s ease-in-out infinite alternate-reverse;
}

.ambient-orb-3 {
  width: 330px;
  height: 330px;
  top: 38%;
  left: 28%;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.24) 0%, rgba(186, 230, 253, 0.10) 50%, transparent 72%);
  animation: ambientFloat3 9s ease-in-out infinite alternate;
}

/* Dark mode colors */
body.dark-mode .ambient-orb-1,
[data-theme="dark"] .ambient-orb-1 {
  background: radial-gradient(circle, rgba(37, 99, 235, 0.38) 0%, rgba(30, 58, 138, 0.20) 48%, transparent 72%);
}

body.dark-mode .ambient-orb-2,
[data-theme="dark"] .ambient-orb-2 {
  background: radial-gradient(circle, rgba(147, 51, 234, 0.32) 0%, rgba(79, 70, 229, 0.16) 48%, transparent 72%);
}

body.dark-mode .ambient-orb-3,
[data-theme="dark"] .ambient-orb-3 {
  background: radial-gradient(circle, rgba(6, 182, 212, 0.26) 0%, rgba(14, 165, 233, 0.12) 50%, transparent 72%);
}

@keyframes ambientFloat1 {
  0% { transform: translate3d(0, 0, 0) scale(1) rotate(0deg); }
  50% { transform: translate3d(65px, 85px, 0) scale(1.18) rotate(35deg); }
  100% { transform: translate3d(-35px, 125px, 0) scale(0.92) rotate(70deg); }
}

@keyframes ambientFloat2 {
  0% { transform: translate3d(0, 0, 0) scale(1) rotate(0deg); }
  50% { transform: translate3d(-85px, -65px, 0) scale(1.16) rotate(-35deg); }
  100% { transform: translate3d(55px, -105px, 0) scale(0.90) rotate(-70deg); }
}

@keyframes ambientFloat3 {
  0% { transform: translate3d(0, 0, 0) scale(0.88); opacity: 0.60; }
  50% { transform: translate3d(-55px, 65px, 0) scale(1.24); opacity: 0.90; }
  100% { transform: translate3d(45px, -45px, 0) scale(0.95); opacity: 0.65; }
}

@keyframes ambientFloat3 {
  0% { transform: translate3d(0, 0, 0) scale(0.9); opacity: 0.35; }
  50% { transform: translate3d(-45px, 55px, 0) scale(1.22); opacity: 0.7; }
  100% { transform: translate3d(35px, -35px, 0) scale(0.95); opacity: 0.45; }
}

/* =========================================
   1. HEADER (KOMPAKT & SMART HIDING)
   ========================================= */
.test-header {
  background: var(--liquid-glass-bg);
  padding: calc(var(--tg-safe-top, 0px) + 8px) 14px 10px 14px;
  border-bottom: var(--liquid-glass-border);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05), var(--liquid-glass-specular);
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: var(--liquid-glass-blur);
  -webkit-backdrop-filter: var(--liquid-glass-blur);
  transition: padding 0.2s ease;
}

/* Ochiq savollarni yozayotganda o'quvchi test ekranida pastki dock va tepadagi elementlar klaviatura ustiga chiqib qolmasligi uchun */
body.keyboard-open .test-header:not(.admin-header) {
  display: none !important;
}

body.keyboard-open .bottom-submit-dock:not(.admin-compact-dock),
body:has(#test-app .open-native-input:focus) .bottom-submit-dock:not(.admin-compact-dock) {
  display: none !important;
}

/* Admin panelda pastki saqlash docki DOIM ko'rinishi shart */
.bottom-submit-dock.admin-compact-dock {
  display: flex !important;
  visibility: visible !important;
  opacity: 1 !important;
  z-index: 9999 !important;
}
body:has(input:focus) .admin-compact-dock,
body:has(textarea:focus) .admin-compact-dock,
body.keyboard-open .admin-compact-dock {
  display: flex !important;
  visibility: visible !important;
  opacity: 1 !important;
}

/* 45-savol: Esse / Yozma ish maxsus stillari */
.section-badge.esse-badge,
.savol-badge.esse-badge {
  background: linear-gradient(135deg, #7c3aed, #4f46e5);
  color: #fff;
  border: 1px solid rgba(124, 58, 237, 0.4);
}

.esse-card-wrap {
  position: relative;
  transition: all 0.2s ease;
}

body.dark-mode .esse-card-wrap {
  background: var(--bg-card, #1E293B) !important;
  border-color: #334155 !important;
}

.esse-input {
  width: 100% !important;
  text-align: center !important;
  font-weight: 800 !important;
  font-size: 24px !important;
  color: #7c3aed !important;
  border: none !important;
  background: transparent !important;
  outline: none !important;
  letter-spacing: 1px;
}

.esse-input::placeholder {
  text-align: center;
  color: rgba(124, 58, 237, 0.4);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0;
  opacity: 0.85;
}

.esse-input::-webkit-input-placeholder {
  text-align: center;
  color: rgba(124, 58, 237, 0.4);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0;
  opacity: 0.85;
}

body.dark-mode .esse-input {
  color: #c4b5fd !important;
}

body.dark-mode .esse-input::placeholder {
  color: rgba(196, 181, 253, 0.4);
}

body.dark-mode .esse-input::-webkit-input-placeholder {
  color: rgba(196, 181, 253, 0.4);
}

/* Mobil klaviatura yopish paneli ("Ptichka" / Tayyor paneli) */
.keyboard-dismiss-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100000;
  background: rgba(15, 23, 42, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 8px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.35);
  box-sizing: border-box;
  transform: translateZ(0);
  will-change: bottom, transform;
}

body.dark-mode .keyboard-dismiss-bar {
  background: rgba(15, 23, 42, 0.96);
  border-top-color: rgba(255, 255, 255, 0.18);
}

.keyboard-dismiss-info {
  display: flex;
  align-items: center;
  gap: 7px;
  color: #F8FAFC;
  font-size: 13px;
  font-weight: 700;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.keyboard-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #10B981;
  box-shadow: 0 0 8px #10B981;
  flex-shrink: 0;
}

.btn-dismiss-keyboard {
  background: linear-gradient(135deg, #10B981, #059669);
  color: #FFFFFF;
  border: none;
  border-radius: 10px;
  padding: 8px 16px;
  font-size: 13.5px;
  font-weight: 800;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 2px 10px rgba(16, 185, 129, 0.35);
  touch-action: manipulation;
  user-select: none;
  -webkit-user-select: none;
  transition: transform 0.1s ease, filter 0.15s ease;
}

.btn-dismiss-keyboard:active {
  transform: scale(0.96);
  filter: brightness(1.1);
}

.esse-hint-text {
  font-size: 11.5px;
  color: #64748b;
  margin-top: 4px;
  line-height: 1.4;
}

.header-top-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0px;
}

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

.header-bm-logo {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  object-fit: contain;
  flex-shrink: 0;
  border: 1px solid var(--border);
  background: var(--bg-card);
}

.header-test-title {
  font-size: 16px;
  font-weight: 800;
  color: var(--text-main);
  margin: 0;
  line-height: 1.2;
  letter-spacing: -0.2px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.theme-toggle-btn {
  background: var(--bg-card-sub);
  border: 1px solid var(--border);
  font-size: 14px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.btn-clear-all {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.25);
  color: #EF4444;
  font-size: 11.5px;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
}

.btn-clear-all:hover {
  background: rgba(239, 68, 68, 0.16);
  border-color: #EF4444;
  transform: translateY(-1px);
}

.btn-clear-all:active {
  transform: scale(0.96);
}

.btn-clear-inline {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: #EF4444;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-clear-inline:hover {
  background: rgba(239, 68, 68, 0.16);
  border-color: #EF4444;
}

.btn-clear-inline:active {
  transform: scale(0.96);
}

[data-theme="dark"] .btn-clear-all,
.dark-mode .btn-clear-all,
[data-theme="dark"] .btn-clear-inline,
.dark-mode .btn-clear-inline {
  background: rgba(239, 68, 68, 0.15);
  border-color: rgba(239, 68, 68, 0.4);
  color: #F87171;
}

@media (max-width: 380px) {
  .btn-clear-all span {
    display: none;
  }
  .btn-clear-all {
    padding: 5px 8px;
  }
}

/* Kichik o'lchamdagi to'ldirilgan javoblar shkalasi (kompakt progress bar) */
.progress-section-compact {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 8px;
  padding: 0;
}

.progress-section-compact .progress-bar-track {
  flex: 1;
  height: 5px;
  background: var(--border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-section-compact .progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #3B82F6, #10B981);
  border-radius: var(--radius-full);
  transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.progress-count-mini {
  font-size: 12px;
  font-weight: 800;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.questions-nav-map {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed var(--border);
  max-height: 180px;
  overflow-y: auto;
}

.map-grid {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  gap: 5px;
}

.map-num-btn {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card-sub);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.map-num-btn.answered {
  background: var(--success-light);
  border-color: var(--success);
  color: var(--success);
}

.map-num-btn.active-target {
  box-shadow: 0 0 0 2px var(--primary);
}

/* =========================================
   2. SAVOLLAR RO'YXATI
   ========================================= */
.questions-list-wrapper {
  padding: 14px 14px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.section-group {
  background: var(--liquid-glass-bg);
  backdrop-filter: var(--liquid-glass-blur);
  -webkit-backdrop-filter: var(--liquid-glass-blur);
  border-radius: var(--radius-lg);
  padding: 18px;
  border: var(--liquid-glass-border);
  box-shadow: var(--liquid-glass-shadow), var(--liquid-glass-specular);
}

.section-group-header {
  margin-bottom: 14px;
}

.section-badge {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 10px;
  font-weight: 900;
  padding: 2px 8px;
  border-radius: 6px;
  margin-bottom: 4px;
}

.section-badge.special-badge {
  background: var(--warning-light);
  color: #D97706;
}

.section-badge.math-badge {
  background: rgba(139, 92, 246, 0.12);
  color: #7C3AED;
}

.section-heading {
  font-size: 15px;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 2px;
}

.section-subtext {
  font-size: 11.5px;
  color: var(--text-muted);
  display: block;
}

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

/* 1-34 Savol Kartochkasi (macOS 27 Liquid Glass) */
.question-card {
  background: var(--bg-card-sub);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  backdrop-filter: var(--liquid-glass-blur);
  -webkit-backdrop-filter: var(--liquid-glass-blur);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03), inset 0 1px 1px rgba(255, 255, 255, 0.2);
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

.question-card.answered {
  border-color: rgba(16, 185, 129, 0.5);
  background: rgba(16, 185, 129, 0.06);
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.12), inset 0 1px 1px rgba(255, 255, 255, 0.3);
}

.question-num-tag {
  font-size: 13px;
  font-weight: 800;
  color: var(--text-main);
  min-width: 32px;
}

.options-group {
  display: flex;
  gap: 6px;
  flex: 1;
  justify-content: flex-end;
}

.option-btn {
  width: 36px;
  height: 36px;
  min-width: 36px;
  border-radius: 11px;
  border: 1.2px solid var(--border);
  background: var(--liquid-glass-bg);
  backdrop-filter: var(--liquid-glass-blur);
  -webkit-backdrop-filter: var(--liquid-glass-blur);
  color: var(--text-main);
  font-size: 14px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: inset 0 1px 1.5px rgba(255, 255, 255, 0.3);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.option-btn:active {
  transform: scale(0.92);
}

.option-btn.selected {
  background: linear-gradient(135deg, #3B82F6, #1D4ED8);
  color: #FFFFFF;
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow: 0 6px 16px rgba(37, 99, 235, 0.4), inset 0 1px 1px rgba(255, 255, 255, 0.5);
  transform: scale(1.05);
}

/* 35-savol: 6 ta variant */
.options-group-6 {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 5px;
  flex: 1;
}

.options-group-6 .option-btn {
  width: 100%;
  min-width: unset;
  height: 36px;
}

/* 36-45 Yopiq Savollar Kartochkasi */
/* =========================================
   3. 36-45 YOPIQ SAVOLLAR QATORLARI (SCREENSHOT ASOSIDA)
   ========================================= */
.open-question-row {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  margin-bottom: 8px;
}

.savol-badge {
  background: #3b50df;
  color: #ffffff;
  font-weight: 700;
  font-size: 13.5px;
  padding: 10px 12px;
  border-radius: 12px;
  min-width: 96px;
  text-align: center;
  white-space: nowrap;
  box-shadow: 0 2px 6px rgba(59, 80, 223, 0.25);
  flex-shrink: 0;
}

.savol-input-box {
  flex: 1;
  background: #ffffff;
  border: 1.5px solid #d1d5db;
  border-radius: 12px;
  height: 44px;
  display: flex;
  align-items: center;
  padding: 0 12px;
  transition: all 0.2s ease;
  cursor: pointer;
}

.savol-input-box.filled {
  border-color: #3b82f6;
  background: #ffffff;
}

.savol-input-box.focused {
  border-color: #3b50df;
  box-shadow: 0 0 0 3px rgba(59, 80, 223, 0.18);
}

body.dark-mode .savol-input-box {
  background: #1e293b;
  border-color: #334155;
}

.savol-input {
  width: 100%;
  border: none;
  background: transparent;
  outline: none;
  font-size: 15px;
  font-weight: 700;
  color: #0f172a;
  font-family: inherit;
  cursor: pointer;
}

body.dark-mode .savol-input {
  color: #f8fafc;
}

.btn-kb-icon {
  width: 44px;
  height: 44px;
  background: #ffffff;
  border: 1.5px solid #d1d5db;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.15s ease;
}

body.dark-mode .btn-kb-icon {
  background: #1e293b;
  border-color: #334155;
}

.btn-kb-icon:active {
  transform: scale(0.92);
  background: #e2e8f0;
}

/* =========================================
   PASTKI TOPSHIRISH PANELI
   ========================================= */
.bottom-submit-dock {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding: 12px 16px calc(var(--tg-safe-bottom) + 10px) 16px;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
  z-index: 35;
  display: flex;
  justify-content: center;
}

.submit-dock-inner {
  width: 100%;
  max-width: 520px;
}

.btn-submit-test {
  width: 100%;
  background: #007aff;
  color: #ffffff;
  border: none;
  padding: 14px 20px;
  border-radius: 14px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(0, 122, 255, 0.35);
  transition: all 0.18s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-submit-test:active {
  transform: scale(0.98);
  background: #0062cc;
}

/* Topshirilgan holati: Yashil (Muvaffaqiyatli topshirilgan) */
.btn-submit-test.already-submitted,
body:not(.dark-mode):not([data-theme="dark"]) .btn-submit-test.already-submitted,
body[data-theme="light"] .btn-submit-test.already-submitted,
body.dark-mode .btn-submit-test.already-submitted,
body[data-theme="dark"] .btn-submit-test.already-submitted {
  background: linear-gradient(135deg, #10B981, #059669) !important;
  box-shadow: 0 4px 18px rgba(16, 185, 129, 0.4) !important;
  cursor: not-allowed !important;
  opacity: 0.95 !important;
}

/* Compact Admin Submit Dock (Kam joy egallaydi, telefon ekraniga to'liq mos) */
.bottom-submit-dock.admin-compact-dock {
  padding: 8px 16px calc(env(safe-area-inset-bottom, 8px) + 6px) 16px;
  background: var(--liquid-glass-bg);
  backdrop-filter: var(--liquid-glass-blur);
  -webkit-backdrop-filter: var(--liquid-glass-blur);
  border-top: var(--liquid-glass-border);
  box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.12), var(--liquid-glass-specular);
}

.submit-dock-inner.admin-compact-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.btn-submit-compact {
  width: auto;
  min-width: 140px;
  padding: 10px 18px;
  font-size: 13.5px;
  font-weight: 800;
  border-radius: 12px;
  white-space: nowrap;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

/* =========================================
   4. MATEMATIK KLAVIATURA
   ========================================= */
/* =========================================
/* =========================================
   4. MATEMATIK KLAVIATURA (PRO SOLID, NON-LIQUID)
   ========================================= */
.math-keyboard-panel {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #FFFFFF !important;
  border-top: 1.5px solid #CBD5E1 !important;
  box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.3) !important;
  z-index: 99999;
  display: none;
  flex-direction: column;
  padding-bottom: calc(env(safe-area-inset-bottom, 8px) + 6px);
  animation: slideUpKb 0.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  opacity: 1 !important;
}

body.dark-mode .math-keyboard-panel {
  background: #0F172A !important;
  border-top: 1.5px solid #334155 !important;
  box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.65) !important;
}

.math-keyboard-panel.open {
  display: flex;
}

@keyframes slideUpKb {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

/* 1. TOP BAR: Badge + Live Input + Done */
.kb-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 6px 10px;
  background: #F1F5F9 !important;
  border-bottom: 1px solid #CBD5E1 !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}

body.dark-mode .kb-top-bar {
  background: #1E293B !important;
  border-bottom: 1px solid #334155 !important;
}

.kb-target-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
  min-width: 0;
}

.kb-target-badge {
  background: #2563EB;
  color: #FFFFFF;
  font-size: 12px;
  font-weight: 800;
  padding: 4px 8px;
  border-radius: 6px;
  letter-spacing: 0.5px;
  flex-shrink: 0;
  box-shadow: 0 2px 5px rgba(37, 99, 235, 0.3);
}

.kb-live-input {
  flex: 1;
  min-width: 0;
  background: #FFFFFF !important;
  border: 1.5px solid #3B82F6 !important;
  border-radius: 6px;
  padding: 5px 8px;
  font-size: 13.5px;
  font-weight: 700;
  color: #0F172A !important;
  outline: none;
  transition: all 0.2s ease;
}

body.dark-mode .kb-live-input {
  background: #0F172A !important;
  color: #F8FAFC !important;
  border-color: #60A5FA !important;
}

.kb-done-btn {
  background: linear-gradient(135deg, #16A34A, #15803D);
  color: #FFFFFF;
  border: none;
  border-radius: 6px;
  padding: 6px 12px;
  font-size: 12.5px;
  font-weight: 800;
  cursor: pointer;
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(22, 163, 74, 0.3);
  transition: transform 0.1s ease;
}

.kb-done-btn:active {
  transform: scale(0.94);
}

/* 2. TABS BAR: Segmented Control (Full Width, 4 teng ustun telefonga 100% sig'adi) */
.kb-tabs-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
  padding: 4px 8px;
  background: #F8FAFC !important;
  border-bottom: 1px solid #E2E8F0 !important;
  max-width: 540px;
  width: 100%;
  margin: 0 auto;
  box-sizing: border-box;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}

body.dark-mode .kb-tabs-bar {
  background: #0F172A !important;
  border-bottom: 1px solid #334155 !important;
}

.kb-tab-btn {
  height: 28px;
  background: #FFFFFF !important;
  border: 1px solid #CBD5E1 !important;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 800;
  color: #64748B !important;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  transition: all 0.15s ease;
  padding: 0 2px;
}

body.dark-mode .kb-tab-btn {
  background: #1E293B !important;
  border: 1px solid #334155 !important;
  color: #94A3B8 !important;
}

.kb-tab-btn.active {
  background: #2563EB !important;
  color: #FFFFFF !important;
  border-color: #2563EB !important;
  box-shadow: 0 2px 6px rgba(37, 99, 235, 0.25);
}

body.dark-mode .kb-tab-btn.active {
  background: #3B82F6 !important;
  color: #FFFFFF !important;
  border-color: #3B82F6 !important;
}

/* 3. KEYBOARD BODY & KEYS */
.kb-body {
  padding: 6px 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-width: 540px;
  margin: 0 auto;
  width: 100%;
  background: #FFFFFF !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}

body.dark-mode .kb-body {
  background: #0F172A !important;
}

.kb-row {
  display: flex;
  gap: 4px;
  width: 100%;
}

.kb-key {
  flex: 1;
  height: 36px;
  background: #FFFFFF !important;
  border: 1px solid #CBD5E1 !important;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 700;
  color: #0F172A !important;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
  transition: all 0.1s ease;
  user-select: none;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  opacity: 1 !important;
}

body.dark-mode .kb-key {
  background: #1E293B !important;
  border: 1px solid #334155 !important;
  color: #F8FAFC !important;
}

.kb-key:active {
  transform: scale(0.92);
  background: #E2E8F0 !important;
}

body.dark-mode .kb-key:active {
  background: #334155 !important;
}

.kb-key.kb-num {
  font-size: 16px;
  font-weight: 800;
  color: #0F172A !important;
  background: #F8FAFC !important;
}

body.dark-mode .kb-key.kb-num {
  background: #1E293B !important;
  color: #F8FAFC !important;
}

.kb-key.kb-op {
  background: linear-gradient(135deg, #F59E0B, #D97706) !important;
  color: #FFFFFF !important;
  font-size: 16px;
  font-weight: 900;
  border-color: #D97706 !important;
}

.kb-key.kb-func {
  background: #EFF6FF !important;
  color: #2563EB !important;
  font-weight: 800;
  font-size: 13.5px;
  border-color: #BFDBFE !important;
}

body.dark-mode .kb-key.kb-func {
  background: rgba(30, 58, 138, 0.5) !important;
  color: #93C5FD !important;
  border-color: #1D4ED8 !important;
}

.kb-key.kb-power {
  background: #FAF5FF !important;
  color: #9333EA !important;
  font-weight: 800;
  font-size: 13px;
  border-color: #E9D5FF !important;
}

.kb-key.kb-power-num {
  font-size: 16px !important;
  font-weight: 800 !important;
}

body.dark-mode .kb-key.kb-power {
  background: rgba(59, 7, 100, 0.5) !important;
  color: #D8B4FE !important;
  border-color: #6B21A8 !important;
}

.kb-key.kb-action {
  background: #F1F5F9 !important;
  color: #334155 !important;
  font-weight: 800;
  border-color: #CBD5E1 !important;
}

body.dark-mode .kb-key.kb-action {
  background: #334155 !important;
  color: #E2E8F0 !important;
  border-color: #475569 !important;
}

.kb-key.kb-backspace {
  background: #FEF2F2 !important;
  color: #DC2626 !important;
  font-weight: 800;
  border-color: #FECACA !important;
}

body.dark-mode .kb-key.kb-backspace {
  background: rgba(69, 10, 10, 0.5) !important;
  color: #FCA5A5 !important;
  border-color: #7F1D1D !important;
}

.kb-key.kb-space {
  background: #F1F5F9 !important;
  color: #64748B !important;
  font-size: 12.5px;
  border-color: #CBD5E1 !important;
}

body.dark-mode .kb-key.kb-space {
  background: #1E293B !important;
  color: #94A3B8 !important;
  border-color: #334155 !important;
}

.kb-key.kb-nav {
  font-size: 11.5px;
  font-weight: 800;
  background: #F1F5F9 !important;
  color: #334155 !important;
  border-color: #CBD5E1 !important;
}

body.dark-mode .kb-key.kb-nav {
  background: #1E293B !important;
  color: #E2E8F0 !important;
  border-color: #334155 !important;
}

.kb-key.kb-nav-next {
  background: #EFF6FF !important;
  color: #2563EB !important;
  border-color: #BFDBFE !important;
  font-weight: 800;
}

body.dark-mode .kb-key.kb-nav-next {
  background: rgba(30, 58, 138, 0.4) !important;
  color: #93C5FD !important;
  border-color: #1D4ED8 !important;
}

/* =========================================
   5. MODALLAR (Tasdiqlash & Natija)
   ========================================= */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 70;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.modal-overlay.open {
  display: flex;
}

.modal-card, .result-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 400px;
  padding: 24px 20px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  animation: popIn 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes popIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

.modal-icon-circle {
  font-size: 40px;
  margin-bottom: 10px;
}

.modal-heading {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 6px;
}

.modal-desc {
  font-size: 12.5px;
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.4;
}

.modal-stats-summary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 18px;
}

.m-stat-item {
  background: var(--success-light);
  padding: 8px;
  border-radius: 10px;
}

.m-stat-item.warn {
  background: var(--warning-light);
}

.m-stat-item strong {
  display: block;
  font-size: 18px;
  font-weight: 900;
  color: var(--success);
}

.m-stat-item.warn strong {
  color: #D97706;
}

.m-stat-item span {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 600;
}

.modal-buttons {
  display: flex;
  gap: 8px;
}

.btn-modal-cancel {
  flex: 1;
  padding: 11px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}

.btn-modal-confirm {
  flex: 1.2;
  padding: 11px;
  border-radius: var(--radius-full);
  border: none;
  background: linear-gradient(135deg, #10B981, #059669);
  color: #FFFFFF;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35);
}

/* =========================================
   6. CHECKMARK ANIMATSIYASI & NATIJA
   ========================================= */
.success-checkmark-box {
  position: relative;
  width: 80px;
  height: 80px;
  margin: 0 auto 12px auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.success-circle-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: linear-gradient(135deg, #10B981, #059669);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 25px rgba(16, 185, 129, 0.4);
  animation: successPop 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
  z-index: 2;
}

.success-svg-check {
  width: 40px;
  height: 40px;
  stroke: #ffffff;
  stroke-width: 4.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.success-circle-bg {
  stroke: rgba(255, 255, 255, 0.35);
  stroke-width: 3.5;
}

.success-check-path {
  stroke-dasharray: 48;
  stroke-dashoffset: 48;
  animation: strokeCheck 0.45s 0.25s cubic-bezier(0.65, 0, 0.45, 1) forwards;
}

@keyframes strokeCheck {
  100% { stroke-dashoffset: 0; }
}

@keyframes successPop {
  0% { transform: scale(0.2) rotate(-20deg); opacity: 0; }
  70% { transform: scale(1.15) rotate(4deg); opacity: 1; }
  100% { transform: scale(1) rotate(0deg); opacity: 1; }
}

.success-pulse-ring {
  position: absolute;
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.35);
  animation: checkmarkRing 2s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
  z-index: 1;
}

@keyframes checkmarkRing {
  0% { transform: scale(0.9); opacity: 0.8; }
  100% { transform: scale(1.8); opacity: 0; }
}

.result-title {
  font-size: 20px;
  font-weight: 900;
  margin-bottom: 2px;
}

.result-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.result-score-banner {
  background: var(--bg-card-sub);
  border: 1px solid var(--border);
  padding: 14px;
  border-radius: var(--radius-md);
  margin-bottom: 14px;
}

.score-main {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
}

.score-number {
  font-size: 36px;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
}

.score-max {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
}

.score-percent-badge {
  display: inline-block;
  background: var(--success-light);
  color: var(--success);
  font-size: 12px;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  margin-top: 6px;
}

.result-details-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  margin-bottom: 18px;
}

.r-detail-item {
  background: var(--bg-card-sub);
  border-radius: 10px;
  padding: 8px 4px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.r-detail-item.success { background: var(--success-light); }
.r-detail-item.error { background: var(--error-light); }
.r-detail-item.empty { background: var(--bg-card-sub); }

.r-detail-item strong {
  font-size: 14px;
  font-weight: 900;
  color: var(--text-main);
}

.r-detail-item.success strong { color: var(--success); }
.r-detail-item.error strong { color: var(--error); }

.r-detail-item p {
  font-size: 10px;
  color: var(--text-muted);
  font-weight: 600;
}

.btn-result-close {
  width: 100%;
  padding: 13px;
  border-radius: var(--radius-full);
  border: none;
  background: var(--primary);
  color: #FFFFFF;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

/* =========================================
   7. MAVZUGA MOS ANIMATSIYALI INTRO / SPLASH SCREEN
   ========================================= */
.intro-splash-screen {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 9999;
  background: radial-gradient(circle at 50% 30%, #1e1b4b 0%, #0f172a 60%, #030712 100%);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  overflow: hidden;
  padding: 24px;
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.6s;
}

.intro-splash-screen.fade-out {
  opacity: 0;
  transform: scale(1.06);
  visibility: hidden;
  pointer-events: none;
}

/* Suzuvchi Matematik Formulalar va Belgilar Fonida */
.floating-math-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  overflow: hidden;
}

.math-particle {
  position: absolute;
  font-family: 'Times New Roman', 'Cambria Math', Georgia, serif;
  font-weight: 700;
  color: rgba(99, 102, 241, 0.18);
  user-select: none;
  text-shadow: 0 0 15px rgba(99, 102, 241, 0.3);
  animation-duration: 8s;
  animation-iteration-count: infinite;
  animation-timing-function: ease-in-out;
  animation-direction: alternate;
}

.math-p1 { top: 8%; left: 8%; font-size: 26px; animation-name: floatMath1; animation-delay: 0s; color: rgba(59, 130, 246, 0.25); }
.math-p2 { top: 15%; right: 10%; font-size: 30px; animation-name: floatMath2; animation-delay: 1s; color: rgba(168, 85, 247, 0.25); }
.math-p3 { top: 40%; left: 6%; font-size: 22px; animation-name: floatMath2; animation-delay: 2s; color: rgba(16, 185, 129, 0.25); }
.math-p4 { top: 52%; right: 8%; font-size: 28px; animation-name: floatMath1; animation-delay: 1.5s; color: rgba(245, 158, 11, 0.25); }
.math-p5 { bottom: 16%; left: 12%; font-size: 24px; animation-name: floatMath1; animation-delay: 0.5s; color: rgba(236, 72, 153, 0.25); }
.math-p6 { bottom: 12%; right: 14%; font-size: 26px; animation-name: floatMath2; animation-delay: 2.5s; color: rgba(59, 130, 246, 0.25); }
.math-p7 { top: 75%; left: 45%; font-size: 32px; animation-name: floatMath1; animation-delay: 3s; color: rgba(147, 51, 234, 0.2); }
.math-p8 { top: 28%; left: 78%; font-size: 20px; animation-name: floatMath2; animation-delay: 1.8s; color: rgba(34, 197, 94, 0.2); }

@keyframes floatMath1 {
  0% { transform: translateY(0px) rotate(0deg) scale(1); }
  50% { transform: translateY(-22px) rotate(8deg) scale(1.1); }
  100% { transform: translateY(10px) rotate(-6deg) scale(0.95); }
}

@keyframes floatMath2 {
  0% { transform: translateY(0px) rotate(0deg) scale(1); }
  50% { transform: translateY(20px) rotate(-10deg) scale(1.12); }
  100% { transform: translateY(-15px) rotate(6deg) scale(0.9); }
}

/* Markaziy Kontent Card */
.intro-content-card {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 360px;
  width: 100%;
  animation: introPopIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes introPopIn {
  from { opacity: 0; transform: scale(0.85) translateY(20px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

/* Yorqin Logo va Aylanuvchi Doira */
.intro-logo-wrapper {
  position: relative;
  width: 100px;
  height: 100px;
  margin-bottom: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.intro-glow-bg {
  position: absolute;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.5) 0%, rgba(59, 130, 246, 0) 70%);
  filter: blur(14px);
  animation: glowPulse 2.5s ease-in-out infinite alternate;
}

@keyframes glowPulse {
  0% { transform: scale(0.9); opacity: 0.5; }
  100% { transform: scale(1.35); opacity: 0.9; }
}

.intro-svg-ring {
  position: absolute;
  width: 100%;
  height: 100%;
  animation: rotateSvg 4s linear infinite;
}

@keyframes rotateSvg {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.intro-logo-circle {
  width: 82px;
  height: 82px;
  border-radius: 50%;
  background: #003399;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 30px rgba(0, 51, 153, 0.6), 0 0 20px rgba(56, 189, 248, 0.4);
  position: relative;
  z-index: 2;
  border: 2.5px solid rgba(255, 255, 255, 0.85);
  overflow: hidden;
  padding: 2px;
}

.intro-logo-img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  animation: logoZoomPulse 3s ease-in-out infinite alternate;
}

@keyframes logoZoomPulse {
  0% { transform: scale(0.96); }
  100% { transform: scale(1.04); }
}

.header-brand-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-bm-logo {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  object-fit: cover;
  border: 1.5px solid rgba(37, 99, 235, 0.5);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

/* Brend & Test Ma'lumotlari */
.intro-brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #93c5fd;
  margin-bottom: 12px;
  backdrop-filter: blur(6px);
}

.intro-app-title {
  font-size: 24px;
  font-weight: 900;
  color: #ffffff;
  margin: 0 0 6px 0;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, #ffffff 30%, #93c5fd 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.intro-test-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.intro-meta-pill {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 4px 12px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 700;
  color: #e2e8f0;
}

.intro-meta-pill.highlight {
  background: rgba(37, 99, 235, 0.35);
  border-color: rgba(96, 165, 250, 0.4);
  color: #60a5fa;
}

.intro-user-pill {
  font-size: 13px;
  color: #94a3b8;
  font-weight: 600;
  margin-bottom: 24px;
}

.intro-user-pill strong {
  color: #f8fafc;
}

/* Progress & Yuklanish Holati */
.intro-loader-box {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.intro-loader-track {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  overflow: hidden;
  position: relative;
}

.intro-loader-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #38bdf8, #818cf8, #c084fc);
  border-radius: 999px;
  box-shadow: 0 0 12px rgba(129, 140, 248, 0.8);
  transition: width 0.35s ease;
}

.intro-loading-status {
  font-size: 12.5px;
  color: #93c5fd;
  font-weight: 600;
  min-height: 20px;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.3s ease;
}

/* ── ULTRA LIQUID GLASS ASOSIY HARAKAT TUGMASI (ACTION BUTTON) ── */
.btn-action-primary,
.btn-primary-liquid {
  width: 100%;
  background: linear-gradient(135deg, rgba(46, 196, 182, 0.96) 0%, rgba(20, 160, 148, 0.94) 100%);
  color: #071E36;
  border: 1.2px solid rgba(255, 255, 255, 0.6);
  padding: 16px;
  border-radius: 20px;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 12px 28px -4px rgba(46, 196, 182, 0.45),
              0 0 0 1px rgba(255, 255, 255, 0.35),
              inset 0 1.5px 2px rgba(255, 255, 255, 0.8),
              inset 0 -2px 3px rgba(0, 0, 0, 0.12);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  position: relative;
  overflow: hidden;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.btn-action-primary::before,
.btn-primary-liquid::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 48%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.38) 0%, rgba(255, 255, 255, 0.04) 100%);
  border-radius: 19px 19px 50px 50px / 19px 19px 12px 12px;
  pointer-events: none;
}

.btn-action-primary:hover,
.btn-primary-liquid:hover {
  box-shadow: 0 14px 34px -4px rgba(46, 196, 182, 0.55),
              0 0 0 1.5px rgba(255, 255, 255, 0.5),
              inset 0 1.5px 2px rgba(255, 255, 255, 0.95);
  transform: translateY(-1.5px);
}

.btn-action-primary:active,
.btn-primary-liquid:active {
  transform: scale(0.97) translateY(1px);
  box-shadow: 0 4px 14px rgba(46, 196, 182, 0.35),
              inset 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* ── TANLOV SHISHA KARTALARI (SELECTABLE GLASS CARDS) ── */
.method-card {
  border: 1.5px solid rgba(226, 232, 240, 0.9);
  border-radius: 18px;
  padding: 14px 6px;
  text-align: center;
  cursor: pointer;
  background: rgba(248, 250, 252, 0.75);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03), inset 0 1px 1.5px #FFFFFF;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.method-card:hover {
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(46, 196, 182, 0.4);
  transform: translateY(-1px);
}

.method-card.active {
  border-color: rgba(46, 196, 182, 0.85);
  background: linear-gradient(135deg, rgba(46, 196, 182, 0.2) 0%, rgba(46, 196, 182, 0.06) 100%);
  box-shadow: 0 6px 18px rgba(46, 196, 182, 0.28),
              inset 0 1.5px 2px rgba(255, 255, 255, 0.95),
              inset 0 -1px 2px rgba(46, 196, 182, 0.15);
  transform: translateY(-2px);
}

/* ── WEB ORQALI KIRISHNI CHEKLASH EKRANI ── */
.web-block-screen {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 999999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
}

.web-block-card {
  width: 100%;
  max-width: 380px;
  background: rgba(255, 255, 255, 0.95);
  border: 1.5px solid rgba(255, 255, 255, 0.8);
  border-radius: 28px;
  padding: 32px 24px 28px;
  text-align: center;
  box-shadow: 0 24px 48px -12px rgba(0, 0, 0, 0.4), inset 0 1px 2px #FFFFFF;
  animation: webBlockPop 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] .web-block-card,
.dark-mode .web-block-card {
  background: rgba(30, 41, 59, 0.95);
  border-color: rgba(255, 255, 255, 0.15);
  color: #F8FAFC;
}

@keyframes webBlockPop {
  0% { transform: scale(0.9) translateY(10px); opacity: 0; }
  100% { transform: scale(1) translateY(0); opacity: 1; }
}

.web-block-icon {
  width: 72px;
  height: 72px;
  border-radius: 24px;
  background: rgba(239, 68, 68, 0.12);
  color: #EF4444;
  font-size: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  border: 1.5px solid rgba(239, 68, 68, 0.25);
}

.web-block-title {
  font-size: 20px;
  font-weight: 900;
  color: #0F172A;
  margin-bottom: 10px;
  line-height: 1.3;
}

[data-theme="dark"] .web-block-title,
.dark-mode .web-block-title {
  color: #FFFFFF;
}

.web-block-desc {
  font-size: 14px;
  color: #475569;
  line-height: 1.55;
  margin-bottom: 14px;
}

[data-theme="dark"] .web-block-desc,
.dark-mode .web-block-desc {
  color: #94A3B8;
}

.web-block-warning {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.25);
  border-radius: 14px;
  padding: 10px 14px;
  font-size: 12.5px;
  font-weight: 700;
  color: #DC2626;
  line-height: 1.45;
}

[data-theme="dark"] .web-block-warning,
.dark-mode .web-block-warning {
  color: #F87171;
}

/* ===============================================================
   DESKTOP / MACBOOK MOSLASHUV: KATTA BO'LIB OCHILIB KETISHNI TO'XTATISH
   Smartfon formati: max-width 480px markazlashtirilgan, premium frame
   =============================================================== */
@media (min-width: 600px) {
  body {
    background: radial-gradient(circle at 50% 15%, rgba(37, 99, 235, 0.12), transparent 70%), #070a14 !important;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100vh;
  }
  body.dark-mode {
    background: radial-gradient(circle at 50% 15%, rgba(37, 99, 235, 0.12), transparent 70%), #070a14 !important;
  }
  body:not(.dark-mode) {
    background: radial-gradient(circle at 50% 15%, rgba(59, 130, 246, 0.10), transparent 70%), #edf1f8 !important;
  }
  .test-container {
    max-width: 480px !important;
    width: 100% !important;
    margin: 0 auto !important;
    background: var(--bg-main);
    min-height: 100vh;
    box-shadow: 0 0 60px rgba(0, 0, 0, 0.55), 0 0 100px rgba(37, 99, 235, 0.08);
    border-left: 1px solid var(--border);
    border-right: 1px solid var(--border);
  }
  .bottom-submit-dock {
    left: 50% !important;
    right: auto !important;
    transform: translateX(-50%) !important;
    width: 100% !important;
    max-width: 480px !important;
    box-shadow: 0 -4px 30px rgba(0, 0, 0, 0.25);
    border-left: 1px solid var(--border);
    border-right: 1px solid var(--border);
  }
  .math-keyboard-panel {
    left: 50% !important;
    right: auto !important;
    transform: translateX(-50%) !important;
    width: 100% !important;
    max-width: 480px !important;
    border-left: 1.5px solid #CBD5E1 !important;
    border-right: 1.5px solid #CBD5E1 !important;
  }
  body.dark-mode .math-keyboard-panel {
    border-left: 1.5px solid #334155 !important;
    border-right: 1.5px solid #334155 !important;
  }
  .modal-box,
  .confirm-modal-box {
    max-width: 440px !important;
    margin: 0 auto;
  }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}