:root,
[data-theme='calm'] {
  --font: 'Onest', 'Segoe UI', sans-serif;
  --font-display: 'Onest', 'Segoe UI', sans-serif;
  --bg0: #f3f6f4;
  --bg1: #e7eee9;
  --ink: #1c2a24;
  --muted: #5f7268;
  --accent: #2f6b57;
  --accent-ink: #f7fbf8;
  --danger: #b23a2f;
  --ok: #1f7a4c;
  --card: rgba(255, 255, 255, 0.86);
  --card-border: rgba(47, 107, 87, 0.14);
  --shadow: 0 10px 30px rgba(28, 42, 36, 0.07);
  --radius: 20px;
  --tab-bg: rgba(255, 255, 255, 0.9);
  --option-bg: rgba(243, 246, 244, 0.9);
  --veil: linear-gradient(180deg, rgba(243, 246, 244, 0.55), rgba(243, 246, 244, 0.92));
  --chip-active: var(--accent);
}

[data-theme='vibe'] {
  --font: 'Onest', 'Segoe UI', sans-serif;
  --font-display: 'Unbounded', 'Onest', sans-serif;
  --bg0: #0b0b12;
  --bg1: #171225;
  --ink: #f4f1ff;
  --muted: #b7aecf;
  --accent: #c8ff3d;
  --accent-ink: #121212;
  --danger: #ff5d8f;
  --ok: #c8ff3d;
  --card: rgba(24, 20, 40, 0.78);
  --card-border: rgba(200, 255, 61, 0.22);
  --shadow: 0 0 0 1px rgba(255, 77, 141, 0.12), 0 18px 40px rgba(0, 0, 0, 0.45);
  --radius: 22px;
  --tab-bg: rgba(18, 14, 32, 0.92);
  --option-bg: rgba(255, 255, 255, 0.04);
  --veil: linear-gradient(180deg, rgba(11, 11, 18, 0.35), rgba(11, 11, 18, 0.88));
  --chip-active: #ff4d8d;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  background: var(--bg0);
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
}

.atmosphere {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.atmosphere .slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.2s ease;
  background-size: cover;
  background-position: center;
}

.atmosphere .slide.active {
  opacity: 1;
}

.atmosphere .veil {
  position: absolute;
  inset: 0;
  background: var(--veil);
}

.meme-layer {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.sticker {
  position: absolute;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  white-space: nowrap;
  backdrop-filter: blur(6px);
  animation: floaty 7s ease-in-out infinite;
  opacity: 0.9;
}

.sticker.s1 {
  top: 12%;
  left: 6%;
  background: rgba(255, 77, 141, 0.9);
  color: #fff;
  transform: rotate(-12deg);
}
.sticker.s2 {
  top: 22%;
  right: 8%;
  background: rgba(200, 255, 61, 0.92);
  color: #121212;
  transform: rotate(8deg);
  animation-delay: 0.6s;
}
.sticker.s3 {
  top: 48%;
  left: 10%;
  font-size: 1.6rem;
  background: rgba(255, 255, 255, 0.08);
  animation-delay: 1.1s;
}
.sticker.s4 {
  bottom: 28%;
  right: 10%;
  background: rgba(122, 92, 255, 0.88);
  color: #fff;
  transform: rotate(-6deg);
  animation-delay: 0.3s;
}
.sticker.s5 {
  top: 36%;
  right: 28%;
  font-size: 1.4rem;
  background: transparent;
  animation-delay: 1.4s;
}
.sticker.s6 {
  bottom: 36%;
  left: 18%;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  transform: rotate(14deg);
  animation-delay: 0.9s;
}
.sticker.s7 {
  top: 58%;
  right: 16%;
  font-size: 1.5rem;
  background: transparent;
  animation-delay: 1.7s;
}
.sticker.s8 {
  top: 16%;
  left: 42%;
  background: rgba(200, 255, 61, 0.2);
  border: 1px solid rgba(200, 255, 61, 0.45);
  color: #c8ff3d;
  transform: rotate(-4deg);
  animation-delay: 0.2s;
}

@keyframes floaty {
  0%,
  100% {
    translate: 0 0;
  }
  50% {
    translate: 0 -8px;
  }
}

.app-shell {
  position: relative;
  z-index: 1;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  padding:
    calc(12px + env(safe-area-inset-top, 0px))
    16px
    calc(86px + env(safe-area-inset-bottom, 0px));
  gap: 14px;
  max-width: 560px;
  margin: 0 auto;
  box-sizing: border-box;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--accent-ink);
  background: var(--accent);
  flex-shrink: 0;
}

[data-theme='vibe'] .brand-mark {
  background: linear-gradient(135deg, #ff4d8d, #c8ff3d);
  color: #121212;
  box-shadow: 0 0 24px rgba(200, 255, 61, 0.25);
}

.brand-name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

[data-theme='vibe'] .brand-name {
  font-size: 0.95rem;
  background: linear-gradient(90deg, #fff, #c8ff3d);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.brand-sub {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.theme-toggle {
  border: 1px solid var(--card-border);
  background: var(--card);
  color: var(--ink);
  border-radius: 999px;
  padding: 9px 14px;
  font: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow);
  white-space: nowrap;
}

.view {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hero,
.card,
.stat {
  background: var(--card);
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.hero {
  padding: 18px 16px;
  border-radius: var(--radius);
}

.hero h1 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.hero p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.stat {
  padding: 12px 8px;
  border-radius: 16px;
  text-align: center;
}

button.stat {
  appearance: none;
  font: inherit;
  color: inherit;
  cursor: pointer;
  width: 100%;
}

.stat.clickable:active {
  transform: scale(0.98);
}

.panel-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.panel-head h2 {
  margin: 0;
}

.linkish {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--accent);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  padding: 0;
}

.pager {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 14px;
}

.pager .btn {
  min-width: 52px;
  padding: 10px 12px;
}

.date-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}

.date-chips li {
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--card-border);
  background: var(--option-bg);
  font-size: 0.9rem;
  font-weight: 600;
}

.hero-inline {
  margin: 8px 0 14px;
  font-size: 1.6rem;
}

.plan {
  margin-top: 14px;
  padding: 14px;
  border-radius: 16px;
  border: 1px solid var(--card-border);
  background: var(--option-bg);
}

.plan.current {
  border-color: var(--accent);
  box-shadow: inset 0 0 0 1px var(--accent);
}

.plan-top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: baseline;
}

.plan-top h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.1rem;
}

.plan-features {
  margin: 10px 0 12px;
  padding: 0;
  list-style: none;
}

.plan-features li {
  padding: 4px 0;
  font-size: 0.92rem;
}

.plan-features li.no {
  color: var(--muted);
}

.stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.stat span {
  color: var(--muted);
  font-size: 0.72rem;
}

.card {
  padding: 16px;
  border-radius: var(--radius);
  overflow-wrap: break-word;
  word-break: break-word;
}

.card h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
}

.btn {
  appearance: none;
  border: 0;
  border-radius: 14px;
  padding: 13px 16px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  background: var(--accent);
  color: var(--accent-ink);
}

[data-theme='vibe'] .btn {
  background: linear-gradient(90deg, #c8ff3d, #9dff6a);
  color: #121212;
  box-shadow: 0 0 28px rgba(200, 255, 61, 0.22);
}

.btn.secondary {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--card-border);
  box-shadow: none;
}

.btn.block {
  width: 100%;
}

.btn.sm {
  padding: 8px 14px;
  font-size: 0.82rem;
  border-radius: 10px;
}

.btn.danger {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.chip {
  border: 1px solid var(--card-border);
  background: var(--option-bg);
  color: var(--ink);
  border-radius: 999px;
  padding: 8px 12px;
  font: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
}

.chip.active {
  background: var(--chip-active);
  border-color: transparent;
  color: #fff;
}

[data-theme='calm'] .chip.active {
  color: var(--accent-ink);
}

[data-theme='vibe'] .chip.active {
  color: #fff;
}

.chip:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.option {
  width: 100%;
  text-align: left;
  margin: 0 0 8px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--card-border);
  background: var(--option-bg);
  color: var(--ink);
  font: inherit;
  cursor: pointer;
}

.option.selected {
  border-color: var(--accent);
  box-shadow: inset 0 0 0 1px var(--accent);
}

.muted {
  color: var(--muted);
}

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

.bad {
  color: var(--danger);
}

.list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.list li {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 11px 0;
  border-bottom: 1px solid var(--card-border);
}

.list li:last-child {
  border-bottom: 0;
}

.list .me {
  font-weight: 700;
}

.input {
  width: 100%;
  border-radius: 14px;
  border: 1px solid var(--card-border);
  background: var(--option-bg);
  color: var(--ink);
  padding: 12px 14px;
  font: inherit;
  margin-bottom: 10px;
}

textarea.input {
  min-height: 160px;
  resize: vertical;
  line-height: 1.45;
}

.task-question {
  white-space: pre-wrap;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.45;
  max-height: 42vh;
  overflow: auto;
}

.task-block.primary .task-question {
  max-height: none;
  font-size: 1.15rem;
  text-align: center;
}

.task-img {
  display: block;
  width: 100%;
  max-height: 280px;
  object-fit: contain;
  border-radius: 18px;
  margin: 8px 0 14px;
  background: var(--option-bg);
  border: 1px solid var(--card-border);
}

.option.with-pic {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
  padding: 10px;
}

.option-img {
  width: 100%;
  max-height: 110px;
  object-fit: contain;
  border-radius: 12px;
}

.option.with-pic span {
  font-size: 0.9rem;
}

/* сетка картинок-ответов */
.card:has(.option.with-pic) {
  /* fallback layout via option width handled below */
}

.option.with-pic {
  min-height: 140px;
}

.options.pic-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 12px;
}

.options.pic-grid .option {
  margin: 0;
  width: 100%;
}

.izlo-card {
  margin: 8px 0 14px;
}

.izlo-badge {
  display: inline-block;
  margin: 0 0 8px;
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  color: var(--muted);
  text-transform: uppercase;
}

.izlo-instruction {
  margin: 8px 0 12px;
  line-height: 1.45;
}

.stimulus {
  white-space: pre-wrap;
  line-height: 1.5;
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--option-bg);
  border: 1px solid var(--card-border);
  max-height: 36vh;
  overflow: auto;
  margin-bottom: 12px;
  font-size: 0.95rem;
}

.reading-passage-card {
  margin: 10px 0 14px;
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--option-bg);
  border: 1px solid var(--card-border);
  border-left: 4px solid var(--accent);
}

.reading-passage-header {
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--accent);
  margin-bottom: 6px;
}

.reading-passage-body {
  white-space: pre-wrap;
  line-height: 1.5;
  font-size: 0.92rem;
  max-height: 32vh;
  overflow-y: auto;
}

.list-row {
  width: 100%;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  text-align: left;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  padding: 12px 4px;
  border-bottom: 1px solid var(--card-border);
  cursor: pointer;
}

.list-row:active {
  opacity: 0.7;
}

.tabbar {
  position: fixed;
  bottom: calc(10px + env(safe-area-inset-bottom, 0px));
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 20px);
  max-width: 528px;
  z-index: 100;
  display: flex;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  gap: 4px;
  padding: 6px 8px;
  border-radius: 20px;
  background: var(--tab-bg);
  border: 1px solid var(--card-border);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-sizing: border-box;
}

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

.tab {
  flex: 0 0 auto;
  border: 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-weight: 700;
  font-size: 0.76rem;
  padding: 8px 12px;
  border-radius: 14px;
  cursor: pointer;
  text-align: center;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.tab.active {
  background: var(--accent);
  color: var(--accent-ink);
}

/* Splash Screen with Gears */
.app-splash {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: #0b0b12;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

.app-splash.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.splash-gears {
  position: relative;
  width: 76px;
  height: 76px;
}

.splash-gear {
  position: absolute;
  line-height: 1;
}

.splash-gear-main {
  font-size: 46px;
  top: 0;
  left: 2px;
  animation: splash-spin 3s linear infinite;
  filter: drop-shadow(0 0 12px rgba(200, 255, 61, 0.45));
}

.splash-gear-sub {
  font-size: 28px;
  bottom: 2px;
  right: 2px;
  animation: splash-spin-reverse 2.2s linear infinite;
  filter: drop-shadow(0 0 10px rgba(255, 93, 143, 0.45));
}

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

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

.splash-title {
  font-family: var(--font-display, sans-serif);
  font-weight: 700;
  font-size: 1.15rem;
  color: #f4f1ff;
  letter-spacing: 0.5px;
}

.splash-loading-text {
  font-size: 0.86rem;
  color: #b7aecf;
  animation: splash-pulse 1.3s ease-in-out infinite;
}

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

.parent-slot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  margin-top: 10px;
  border-radius: 14px;
  background: var(--option-bg);
  border: 1px solid var(--card-border);
}

.parent-slot-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.parent-slot-title {
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--ink);
}

.parent-slot-status {
  font-size: 0.78rem;
  color: var(--muted);
}

.parent-slot-status.linked {
  color: #22c55e;
  font-weight: 600;
}

.invite-code {
  font-family: Unbounded, sans-serif;
  font-size: 1.6rem;
  letter-spacing: 0.18em;
  text-align: center;
  margin: 12px 0;
  color: var(--ink);
}

.child-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px 0;
  border-top: 1px solid var(--card-border);
}

.child-card:first-of-type {
  border-top: 0;
}

.period-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0;
}

.period-chip {
  border: 1px solid var(--card-border);
  background: transparent;
  color: var(--ink);
  border-radius: 999px;
  padding: 8px 12px;
  font: inherit;
  font-size: 0.85rem;
  cursor: pointer;
}

.period-chip.active {
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
}

.date-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 10px;
}

.date-fields label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.8rem;
  color: var(--muted);
}

.date-fields input,
.family-input {
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 10px 12px;
  font: inherit;
  background: color-mix(in srgb, var(--card) 80%, transparent);
  color: var(--ink);
}

.field-label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 6px;
}

.pick-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 220px;
  overflow: auto;
}

.pick-row {
  text-align: left;
  border: 0;
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  color: var(--ink);
  border-radius: 12px;
  padding: 10px 12px;
  font: inherit;
  cursor: pointer;
}

.pick-row:hover {
  background: color-mix(in srgb, var(--accent) 16%, transparent);
}

.err {
  color: #c0392b;
  margin: 0 0 10px;
}

.tab.active {
  color: var(--ink);
  background: color-mix(in srgb, var(--accent) 16%, transparent);
}

.progress {
  height: 8px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--muted) 18%, transparent);
  overflow: hidden;
  margin: 10px 0 14px;
}

.progress > i {
  display: block;
  height: 100%;
  background: var(--accent);
  width: 0;
  transition: width 0.3s ease;
}

[data-theme='vibe'] .progress > i {
  background: linear-gradient(90deg, #ff4d8d, #c8ff3d);
}

/* Пошаговый маршрут: учебник → доп. тренажёр → ИИ */
.learning-path {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 4px 0 0;
}

.learning-step {
  text-align: center;
  padding: 10px 6px 8px;
  border-radius: 12px;
  border: 1px solid var(--card-border, rgba(255, 255, 255, 0.12));
  background: var(--bg-secondary, rgba(255, 255, 255, 0.04));
  position: relative;
}

.learning-step.active {
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 25%, transparent);
}

.learning-step.done {
  border-color: rgba(16, 185, 129, 0.45);
  opacity: 0.92;
}

.learning-step.muted {
  opacity: 0.55;
}

.learning-step-num {
  position: absolute;
  top: 6px;
  right: 8px;
  font-size: 0.65rem;
  font-weight: 800;
  opacity: 0.65;
}

.learning-step-icon {
  font-size: 1.35rem;
  line-height: 1;
  margin-bottom: 4px;
}

.learning-step-title {
  font-size: 0.72rem;
  font-weight: 700;
  line-height: 1.2;
}

.learning-step-sub {
  font-size: 0.62rem;
  color: var(--muted);
  margin-top: 3px;
  line-height: 1.25;
}

@media (max-width: 360px) {
  .learning-path {
    grid-template-columns: 1fr;
  }
}

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(84px + env(safe-area-inset-bottom, 0px));
  transform: translateX(-50%);
  z-index: 200;
  padding: 10px 16px;
  border-radius: 999px;
  background: var(--card);
  border: 1px solid var(--card-border);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
}

.grade-tile.my-grade {
  border-color: var(--accent, #6366f1) !important;
  box-shadow: 0 0 0 1.5px var(--accent, #6366f1), 0 8px 20px rgba(99, 102, 241, 0.25) !important;
  background: linear-gradient(145deg, rgba(99, 102, 241, 0.12), rgba(0, 0, 0, 0.2)) !important;
}

.topic-progress-badge {
  position: relative;
  overflow: hidden;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  padding: 4px 8px;
  min-width: 105px;
  text-align: center;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.empty {
  text-align: center;
  padding: 28px 12px;
  color: var(--muted);
}

.filter-note {
  margin: 0 0 10px;
  font-size: 0.88rem;
  color: var(--muted);
}

.hint-box {
  margin: 10px 0 0;
  padding: 10px 12px;
  border-radius: 14px;
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 28%, transparent);
  font-size: 0.88rem;
  line-height: 1.4;
  color: var(--ink);
}

.hint-box.ok-tint {
  background: color-mix(in srgb, #22c55e 12%, transparent);
  border-color: color-mix(in srgb, #22c55e 28%, transparent);
}

.goal-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.goal-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  width: 100%;
  text-align: left;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid var(--card-border);
  background: color-mix(in srgb, var(--card) 80%, transparent);
  color: inherit;
  font: inherit;
  cursor: pointer;
}

.goal-card strong {
  font-size: 0.95rem;
}

.goal-card.active {
  border-color: var(--accent);
  box-shadow: inset 0 0 0 1px var(--accent);
}

.how-list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.grade-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.grade-tile {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  padding: 12px;
  border-radius: 16px;
  border: 1px solid var(--card-border);
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  min-height: 118px;
}

.grade-tile.active {
  border-color: var(--accent);
  box-shadow: inset 0 0 0 1px var(--accent);
}

.grade-tile.empty {
  opacity: 0.55;
}

.grade-tile-title {
  font-family: Unbounded, sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
}

.grade-tile-badge {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--accent);
}

.grade-tile-hint {
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.35;
}

.grade-tile-now {
  margin-top: auto;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
}

.grade-row {
  flex-wrap: wrap;
}

.field-label {
  display: block;
  font-weight: 700;
  margin-bottom: 6px;
}

/* Симулятор ЦТ/ЦЭ */
.exam-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 14px;
  border-radius: 16px;
  background: var(--option-bg);
  border: 1px solid var(--card-border);
  margin-bottom: 12px;
}

.exam-timer {
  font-family: Unbounded, sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  color: #f59e0b;
  display: flex;
  align-items: center;
  gap: 6px;
}

.exam-timer.warning {
  color: var(--danger);
}

.exam-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 6px;
  margin-bottom: 14px;
  max-height: 140px;
  overflow-y: auto;
  padding: 4px;
}

.exam-grid-btn {
  aspect-ratio: 1;
  border-radius: 10px;
  border: 1px solid var(--card-border);
  background: var(--option-bg);
  color: var(--ink);
  font: inherit;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.exam-grid-btn.answered {
  background: color-mix(in srgb, var(--accent) 25%, transparent);
  border-color: var(--accent);
  color: var(--ink);
}

.exam-grid-btn.active {
  box-shadow: 0 0 0 2px var(--ink);
  transform: scale(1.05);
}

.exam-protocol-card {
  text-align: center;
  padding: 20px 16px;
  border-radius: 20px;
  background: var(--card);
  border: 1px solid var(--card-border);
  margin-bottom: 16px;
}

.exam-score-big {
  font-family: Unbounded, sans-serif;
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--accent);
  margin: 10px 0 4px;
}

.exam-score-sub {
  font-size: 0.95rem;
  color: var(--muted);
  margin-bottom: 12px;
}

.exam-level-badge {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  color: var(--ink);
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 14px;
}

.exam-result-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 14px;
}

.exam-result-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 12px;
  border-radius: 12px;
  background: var(--option-bg);
  border: 1px solid var(--card-border);
  font-size: 0.9rem;
}

.exam-result-item.correct {
  border-left: 4px solid var(--ok);
}

.exam-result-item.partial {
  border-left: 4px solid #f59e0b;
}

.exam-result-item.wrong {
  border-left: 4px solid var(--danger);
}

/* Extra Tasks & Grade selector pills */
.grade-pills-row {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding-bottom: 6px;
  margin: 10px 0;
}
.grade-pills-row::-webkit-scrollbar {
  display: none;
}

.extra-opt-btn {
  text-align: left;
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 0.92rem;
  border: 1px solid var(--card-border);
  cursor: pointer;
  word-break: break-word;
  white-space: normal;
  line-height: 1.35;
  background: var(--card);
  color: var(--ink);
  transition: all 0.15s ease;
  width: 100%;
}
.extra-opt-btn.selected {
  background: var(--accent);
  color: var(--accent-ink);
  border-color: var(--accent);
  font-weight: 600;
}
.extra-opt-btn.correct-ans {
  background: rgba(16, 185, 129, 0.18) !important;
  color: #10b981 !important;
  border-color: #10b981 !important;
  font-weight: 600;
}
.extra-opt-btn.wrong-ans {
  background: rgba(239, 68, 68, 0.18) !important;
  color: #ef4444 !important;
  border-color: #ef4444 !important;
}