:root {
  color-scheme: dark;
  --bg: #111c27;
  --surface: #1c2c3b;
  --surface-raised: #223547;
  --surface-soft: #172534;
  --surface-pressed: #2a4055;
  --text: #f6f8fb;
  --text-secondary: #96a3b2;
  --text-muted: #6f7e8e;
  --border: rgba(148, 171, 195, 0.12);
  --accent: #82a2c8;
  --accent-strong: #69aaf5;
  --accent-contrast: #102033;
  --green: #31d16b;
  --red: #ff4949;
  --orange: #ff9f0a;
  --violet: #b248df;
  --blue: #349af2;
  --nav-bg: rgba(18, 22, 29, 0.94);
  --shadow: 0 18px 60px rgba(0, 0, 0, 0.24);
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
  --radius-xl: 22px;
  --radius-lg: 17px;
  --radius-md: 13px;
  --content-width: 640px;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-synthesis: none;
  -webkit-tap-highlight-color: transparent;
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #f3f5f8;
  --surface: #ffffff;
  --surface-raised: #eef3f8;
  --surface-soft: #e8eef5;
  --surface-pressed: #dde6ef;
  --text: #162333;
  --text-secondary: #687687;
  --text-muted: #8b98a7;
  --border: rgba(27, 47, 69, 0.1);
  --nav-bg: rgba(250, 251, 253, 0.95);
  --accent-contrast: #ffffff;
  --shadow: 0 18px 60px rgba(39, 58, 79, 0.13);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: #080d13;
  scroll-behavior: smooth;
}

body {
  min-width: 300px;
  min-height: 100%;
  margin: 0;
  background: radial-gradient(circle at 50% -20%, #22384d 0, #0b1118 48%, #070b10 100%);
  color: var(--text);
  font-size: 16px;
  line-height: 1.35;
  -webkit-font-smoothing: antialiased;
  overscroll-behavior-y: none;
}

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

button,
select {
  border: 0;
}

button {
  cursor: pointer;
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 72%, transparent);
  outline-offset: 2px;
}

a {
  color: inherit;
  text-decoration: none;
}

button:disabled,
input:disabled,
select:disabled {
  cursor: default;
  opacity: 0.56;
}

[hidden] {
  display: none !important;
}

.svg-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

svg:not(.svg-sprite) {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.app-shell {
  position: relative;
  width: 100%;
  max-width: var(--content-width);
  min-height: max(100vh, var(--tg-viewport-stable-height, 100vh));
  min-height: max(100svh, var(--tg-viewport-stable-height, 100svh));
  margin: 0 auto;
  overflow-x: clip;
  background: var(--bg);
}

.app-header {
  position: sticky;
  z-index: 20;
  top: 0;
  display: grid;
  grid-template-columns: minmax(68px, 1fr) auto minmax(68px, 1fr);
  align-items: center;
  min-height: calc(72px + var(--safe-top));
  padding: calc(10px + var(--safe-top)) max(18px, var(--safe-right)) 10px max(18px, var(--safe-left));
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 93%, transparent);
  -webkit-backdrop-filter: blur(20px) saturate(145%);
  backdrop-filter: blur(20px) saturate(145%);
}

.app-brand {
  display: flex;
  min-width: 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.app-brand strong {
  overflow: hidden;
  max-width: 260px;
  color: var(--text);
  font-size: 18px;
  font-weight: 760;
  letter-spacing: -0.015em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.app-brand span {
  color: var(--text-secondary);
  font-size: 13px;
}

.header-action {
  min-width: 42px;
  min-height: 42px;
  padding: 0;
  background: transparent;
  color: var(--text);
  text-align: left;
}

.header-action.is-back {
  display: inline-flex;
  align-items: center;
  color: var(--accent);
}

.header-action.is-back::before {
  width: 10px;
  height: 10px;
  margin: 0 1px 0 3px;
  transform: rotate(-45deg);
  border-top: 2px solid currentColor;
  border-left: 2px solid currentColor;
  content: "";
}

.header-more {
  justify-self: end;
  border: 1px solid color-mix(in srgb, var(--text) 72%, transparent);
  border-radius: 999px;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 1px;
}

.icon-button,
.round-action {
  display: inline-grid;
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
  place-items: center;
  padding: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--text-secondary);
}

.round-action {
  background: var(--surface);
  color: var(--accent);
}

.connection-status {
  position: sticky;
  z-index: 19;
  top: calc(72px + var(--safe-top));
  padding: 8px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: #9a641f;
  color: #fff;
  font-size: 13px;
  text-align: center;
}

.connection-status.is-error {
  background: #a53c45;
}

.main-content {
  min-height: calc(100svh - 148px);
}

.screen {
  width: 100%;
  padding: 26px max(22px, var(--safe-right)) calc(112px + var(--safe-bottom)) max(22px, var(--safe-left));
  animation: screen-in 180ms ease-out;
}

@keyframes screen-in {
  from { transform: translateY(5px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.home-intro {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  margin: 0 5px 24px;
}

.avatar {
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  background: linear-gradient(145deg, #4bb6ff, #2088e7);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.18);
  color: #fff;
  font-weight: 650;
  text-transform: uppercase;
}

.avatar-medium {
  width: 50px;
  height: 50px;
  font-size: 21px;
}

.avatar-large {
  width: 64px;
  height: 64px;
  font-size: 28px;
}

.avatar.has-photo {
  overflow: hidden;
  color: transparent;
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.home-greeting {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.home-greeting span,
.profile-copy span,
.profile-copy small {
  overflow: hidden;
  color: var(--text-secondary);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.home-greeting strong {
  overflow: hidden;
  font-size: 21px;
  letter-spacing: -0.01em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.date-heading h1,
.standalone-title,
.child-title h1,
.feature-hero h1,
.page-title-row h1 {
  margin: 0;
  font-size: clamp(30px, 8vw, 40px);
  font-weight: 790;
  line-height: 1.06;
  letter-spacing: -0.035em;
}

.date-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  min-height: 30px;
  margin-top: 6px;
  color: var(--text-secondary);
  font-size: 15px;
}

.group-chip {
  overflow: hidden;
  max-width: min(58vw, 320px);
  padding: 4px 9px;
  border-radius: 8px;
  background: var(--surface);
  color: var(--accent);
  font-size: 14px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.day-switcher {
  display: grid;
  grid-template-columns: 44px 1fr 44px;
  align-items: center;
  gap: 8px;
  margin: 20px 0 14px;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: 15px;
  background: var(--surface-soft);
}

.day-switcher-current {
  height: 40px;
  border-radius: 11px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 650;
}

.search-card {
  display: grid;
  width: 100%;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 15px 17px;
  border-radius: var(--radius-lg);
  background: var(--surface);
  color: var(--text-secondary);
  text-align: left;
}

.search-card > span {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.search-card strong {
  color: var(--text);
  font-size: 17px;
  font-weight: 520;
}

.search-card small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 28px;
  margin: 28px 5px 9px;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 560;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.text-button {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 0 5px 10px;
  background: transparent;
  color: var(--accent);
  font-size: 13px;
  text-transform: none;
}

.text-button svg {
  width: 15px;
  height: 15px;
}

.section-actions {
  display: inline-flex;
  align-items: center;
  gap: 13px;
}

.text-button.icon-only {
  width: 30px;
  justify-content: center;
  padding: 5px;
}

.card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.schedule-content {
  display: grid;
  gap: 10px;
  min-height: 170px;
}

.schedule-skeleton {
  position: relative;
  display: grid;
  height: 118px;
  grid-template-columns: 54px 1fr;
  gap: 16px;
  overflow: hidden;
  padding: 17px;
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.schedule-skeleton::after,
.group-skeleton::after {
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.055), transparent);
  content: "";
  animation: shimmer 1.3s infinite;
}

@keyframes shimmer { to { transform: translateX(100%); } }

.skeleton-time,
.skeleton-line,
.skeleton-pill {
  display: block;
  border-radius: 7px;
  background: var(--surface-raised);
}

.skeleton-time { width: 43px; height: 20px; }
.skeleton-copy { display: grid; align-content: start; gap: 10px; }
.skeleton-line { width: 85%; height: 18px; }
.skeleton-line.short { width: 54%; height: 13px; }
.skeleton-pill { width: 86px; height: 24px; }

.empty-state,
.error-state,
.group-required {
  display: flex;
  min-height: 270px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 28px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--surface);
  text-align: center;
}

.empty-visual,
.error-visual {
  display: grid;
  width: 76px;
  height: 76px;
  margin-bottom: 18px;
  place-items: center;
  border-radius: 25px;
  background: linear-gradient(145deg, color-mix(in srgb, var(--green) 18%, var(--surface-raised)), var(--surface-raised));
  color: var(--green);
  transform: rotate(-4deg);
}

.empty-visual svg,
.error-visual svg { width: 40px; height: 40px; stroke-width: 1.7; }
.error-visual { background: color-mix(in srgb, var(--red) 14%, var(--surface-raised)); color: var(--red); }
.empty-state strong,
.error-state strong,
.group-required strong { font-size: 21px; }
.empty-state p,
.error-state p,
.group-required p { max-width: 330px; margin: 6px 0 0; color: var(--text-secondary); }

.primary-button,
.secondary-button,
.state-action {
  min-height: 48px;
  margin-top: 20px;
  padding: 0 22px;
  border-radius: 14px;
  background: var(--accent);
  color: var(--accent-contrast);
  font-weight: 700;
}

.secondary-button {
  width: 100%;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}

.lesson-card {
  position: relative;
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 15px;
  overflow: hidden;
  padding: 17px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  color: var(--text);
  text-align: left;
  transition: opacity 160ms ease, filter 160ms ease, background 160ms ease;
}

.lesson-card.is-muted { opacity: 0.54; }
.lesson-card.is-current { border-color: color-mix(in srgb, var(--green) 58%, transparent); box-shadow: inset 3px 0 var(--green); }
.lesson-card.is-replacement { border-color: color-mix(in srgb, var(--orange) 45%, var(--border)); }
.lesson-card.is-past {
  border-color: color-mix(in srgb, var(--border) 70%, transparent);
  background: color-mix(in srgb, var(--surface) 78%, var(--bg));
  filter: grayscale(.78);
  opacity: .43;
}
.lesson-card.is-compact { min-height: 104px; padding: 13px 15px; }

.lesson-time {
  display: flex;
  flex-direction: column;
  color: var(--text);
  font-size: 16px;
  font-variant-numeric: tabular-nums;
  line-height: 1.18;
}

.lesson-time span:last-child { margin-top: 3px; color: var(--text-secondary); font-size: 13px; }
.lesson-number { margin-top: auto; color: var(--text-muted); font-size: 11px; }

.lesson-copy { min-width: 0; }
.lesson-copy h3 { margin: 0 0 8px; font-size: 17px; font-weight: 680; line-height: 1.26; }
.lesson-copy p { display: flex; align-items: center; gap: 6px; margin: 5px 0; color: var(--text-secondary); font-size: 14px; }
.lesson-copy p svg { width: 15px; height: 15px; flex: 0 0 auto; }
.lesson-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.lesson-tag { padding: 4px 7px; border-radius: 7px; background: var(--surface-raised); color: var(--text-secondary); font-size: 11px; font-weight: 650; }
.lesson-tag.accent { background: color-mix(in srgb, var(--green) 15%, var(--surface-raised)); color: var(--green); }
.lesson-tag.warning { background: color-mix(in srgb, var(--orange) 15%, var(--surface-raised)); color: var(--orange); }

.page-subtitle {
  margin: 4px 0 0;
  color: var(--text-secondary);
  font-size: 14px;
}

.child-schedule-screen { padding-top: 16px; }
.day-detail-heading,
.week-navigation {
  display: grid;
  grid-template-columns: 44px 1fr 44px;
  align-items: center;
  gap: 12px;
  margin: 4px 0 16px;
  text-align: center;
}
.day-detail-heading > div,
.week-navigation > div { display: flex; min-width: 0; flex-direction: column; }
.day-detail-heading strong { font-size: 27px; letter-spacing: -.025em; }
.day-detail-heading span,
.week-navigation span { color: var(--text-secondary); font-size: 13px; }
.icon-button.filled { background: var(--surface); color: var(--text-secondary); }

.week-navigation {
  margin-bottom: 12px;
  padding: 11px 12px;
}
.week-navigation strong { font-size: 17px; }

.week-strip {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 6px;
  margin-bottom: 18px;
}
.week-strip button {
  position: relative;
  display: flex;
  min-width: 0;
  min-height: 62px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  border: 1px solid transparent;
  border-radius: 13px;
  background: var(--surface);
  color: var(--text-secondary);
}
.week-strip button small { font-size: 10px; font-weight: 650; }
.week-strip button strong { color: var(--text); font-size: 16px; }
.week-strip button.is-selected { border-color: color-mix(in srgb, var(--accent) 72%, transparent); background: var(--accent); color: var(--accent-contrast); }
.week-strip button.is-selected strong { color: var(--accent-contrast); }
.week-strip button.is-today:not(.is-selected) { border-color: color-mix(in srgb, var(--accent) 55%, transparent); }
.week-day-dot { width: 4px; height: 4px; border-radius: 50%; background: currentColor; opacity: .75; }
.day-content,
.week-content,
.records-content { display: grid; gap: 10px; }

.view-switch,
.filter-tabs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 4px;
  margin-bottom: 14px;
  padding: 4px;
  border-radius: 12px;
  background: var(--surface-soft);
}
.view-switch button,
.filter-tabs button {
  min-height: 36px;
  border-radius: 9px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 650;
}
.view-switch button.is-active,
.filter-tabs button.is-active { background: var(--surface-raised); color: var(--text); }
.filter-tabs { display: flex; width: fit-content; max-width: 100%; margin-bottom: 18px; overflow-x: auto; }
.filter-tabs button { min-width: 72px; padding-inline: 14px; }

.week-day-group { overflow: hidden; border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface-soft); }
.week-day-heading {
  display: flex;
  width: 100%;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px 10px;
  background: transparent;
  color: var(--text);
  text-align: left;
}
.week-day-heading strong { font-size: 17px; }
.week-day-heading span { color: var(--text-secondary); font-size: 12px; }
.week-day-lessons { display: grid; gap: 7px; padding: 0 8px 8px; }
.week-day-lessons .lesson-card { border-radius: 13px; }
.week-notice { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 8px; padding: 11px 14px; }
.week-notice p { margin: 0; color: var(--text-secondary); font-size: 13px; }

.week-table-scroll { overflow-x: auto; padding: 8px; scrollbar-width: thin; }
.week-table {
  display: grid;
  min-width: 760px;
  grid-template-columns: 62px repeat(6, minmax(112px, 1fr));
  gap: 3px;
}
.week-table-corner,
.week-table-day,
.week-table-time,
.week-table-cell { min-height: 54px; border-radius: 8px; background: var(--surface-soft); }
.week-table-day { display: flex; flex-direction: column; align-items: center; justify-content: center; color: var(--text-secondary); }
.week-table-day small { font-size: 10px; }
.week-table-day strong { color: var(--text); }
.week-table-time { display: flex; flex-direction: column; justify-content: center; padding: 7px; }
.week-table-time strong { font-size: 12px; }
.week-table-time small { color: var(--text-muted); font-size: 10px; }
.week-table-cell { display: grid; align-content: stretch; gap: 2px; padding: 2px; }
.week-table-cell.has-lesson { background: color-mix(in srgb, var(--surface-raised) 72%, var(--surface-soft)); }
.week-table-lesson {
  display: flex;
  min-width: 0;
  min-height: 50px;
  flex-direction: column;
  justify-content: center;
  padding: 6px 7px;
  border-left: 3px solid var(--green);
  border-radius: 6px;
  background: color-mix(in srgb, var(--green) 12%, var(--surface));
  color: var(--text);
  text-align: left;
}
.week-table-lesson strong,
.week-table-lesson small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.week-table-lesson strong { font-size: 11px; }
.week-table-lesson small { color: var(--text-secondary); font-size: 9px; }
.week-table-lesson.is-past { filter: grayscale(1); opacity: .38; }

.lesson-detail-hero { padding: 20px; border-color: color-mix(in srgb, var(--blue) 30%, var(--border)); background: linear-gradient(145deg, color-mix(in srgb, var(--blue) 22%, var(--surface)), var(--surface)); }
.lesson-detail-hero.kind-practice { border-color: color-mix(in srgb, var(--green) 35%, var(--border)); background: linear-gradient(145deg, color-mix(in srgb, var(--green) 22%, var(--surface)), var(--surface)); }
.lesson-detail-hero.kind-lab { border-color: color-mix(in srgb, var(--orange) 38%, var(--border)); background: linear-gradient(145deg, color-mix(in srgb, var(--orange) 22%, var(--surface)), var(--surface)); }
.lesson-detail-hero.kind-exam { border-color: color-mix(in srgb, var(--red) 38%, var(--border)); background: linear-gradient(145deg, color-mix(in srgb, var(--red) 20%, var(--surface)), var(--surface)); }
.lesson-detail-hero h1 { margin: 2px 0 18px; font-size: 24px; line-height: 1.18; }
.lesson-detail-hero .eyebrow { color: var(--green); }
.kind-lecture .eyebrow { color: var(--blue); }
.kind-lab .eyebrow { color: var(--orange); }
.kind-exam .eyebrow { color: var(--red); }
.lesson-facts { display: flex; flex-wrap: wrap; gap: 17px; }
.lesson-fact { display: flex; min-width: 58px; flex-direction: column; }
.lesson-fact small { color: var(--text-secondary); font-size: 9px; font-weight: 700; letter-spacing: .04em; }
.lesson-fact strong { margin-top: 2px; font-size: 14px; }
.lesson-note { display: block; overflow: hidden; padding: 13px 15px; }
.lesson-note textarea { width: 100%; resize: vertical; border: 0; outline: 0; background: transparent; color: var(--text); line-height: 1.45; }
.lesson-note textarea::placeholder { color: var(--text-muted); }
.lesson-note small { display: block; margin-top: 7px; color: var(--text-muted); font-size: 11px; }

.records-content { min-height: 270px; }
.records-state { display: flex; min-height: 270px; flex-direction: column; align-items: center; justify-content: center; padding: 28px; text-align: center; }
.records-state-icon { margin-bottom: 13px; font-size: 42px; filter: saturate(.85); }
.records-state strong { font-size: 20px; }
.records-state p { max-width: 350px; margin: 7px 0 0; color: var(--text-secondary); }
.records-updated { margin: 2px 5px 5px; color: var(--text-muted); font-size: 11px; }
.record-card { display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 12px; padding: 16px; }
.record-card > svg { width: 18px; height: 18px; color: var(--text-muted); }
.record-copy { display: flex; min-width: 0; flex-direction: column; }
.record-copy strong { overflow: hidden; text-overflow: ellipsis; }
.record-copy small { margin-top: 3px; color: var(--text-secondary); font-size: 12px; }
.record-status { padding: 5px 8px; border-radius: 8px; background: color-mix(in srgb, var(--orange) 14%, var(--surface-raised)); color: var(--orange); font-size: 11px; font-weight: 700; }
.record-card.is-closed { opacity: .58; }
.record-card.is-closed .record-status { background: color-mix(in srgb, var(--green) 14%, var(--surface-raised)); color: var(--green); }
.external-source { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 12px; margin-top: 14px; padding: 16px; }
.external-source > span { display: flex; min-width: 0; flex-direction: column; }
.external-source small { margin-top: 3px; color: var(--text-secondary); }
.external-source.is-disabled { pointer-events: none; opacity: .5; }

.assistant-card {
  display: grid;
  width: 100%;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  margin-top: 28px;
  padding: 18px;
  color: var(--text);
  text-align: left;
}

.feature-icon,
.row-icon {
  display: grid;
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  place-items: center;
  border-radius: 11px;
  color: #fff;
}

.feature-icon-violet { background: linear-gradient(145deg, #cc56ec, #7638d9); font-size: 22px; }
.feature-copy { display: flex; min-width: 0; flex-direction: column; }
.feature-copy strong { font-size: 17px; }
.feature-copy small { margin-top: 2px; color: var(--text-secondary); }
.row-arrow { width: 18px !important; height: 18px !important; color: var(--text-muted); }
.suggestion-list { display: flex; grid-column: 1 / -1; flex-wrap: wrap; gap: 6px; margin-top: 3px; }
.suggestion-list span { padding: 7px 9px; border-radius: 9px; background: var(--surface-raised); color: var(--text-muted); font-size: 12px; }

.page-title-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 28px;
}

.eyebrow { display: block; margin-bottom: 6px; color: var(--text-secondary); font-size: 12px; font-weight: 650; letter-spacing: 0.08em; }
.status-card { display: flex; min-height: 290px; flex-direction: column; align-items: center; justify-content: center; padding: 32px; text-align: center; }
.status-card.compact-status { min-height: 250px; }
.status-card strong { font-size: 22px; }
.status-card p { max-width: 350px; margin: 7px 0 0; color: var(--text-secondary); }
.status-illustration { display: grid; width: 74px; height: 74px; margin-bottom: 18px; place-items: center; border-radius: 50%; background: color-mix(in srgb, var(--green) 14%, var(--surface-raised)); color: var(--green); }
.status-illustration svg { width: 38px; height: 38px; }
.study-illustration { background: color-mix(in srgb, var(--violet) 14%, var(--surface-raised)); color: #c06ce2; }

.market-categories { display: flex; gap: 8px; margin: 14px 0 0; overflow-x: auto; scrollbar-width: none; }
.market-categories::-webkit-scrollbar { display: none; }
.market-categories button { flex: 0 0 auto; min-height: 38px; padding: 0 15px; border-radius: 999px; background: var(--surface); color: var(--text-secondary); }
.market-categories button.is-active { background: var(--accent); color: var(--accent-contrast); font-weight: 700; }

.list-card { overflow: hidden; }
.list-row,
.settings-row {
  position: relative;
  display: flex;
  width: 100%;
  min-height: 66px;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: transparent;
  color: var(--text);
  text-align: left;
}

.list-row + .list-row::before,
.list-row + .settings-row::before,
.settings-row + .list-row::before,
.settings-row + .settings-row::before {
  position: absolute;
  top: 0;
  right: 16px;
  left: 65px;
  height: 1px;
  background: var(--border);
  content: "";
}

.row-icon { width: 36px; height: 36px; flex-basis: 36px; border-radius: 9px; }
.row-icon svg { width: 21px; height: 21px; }
.bg-red { background: var(--red); }
.bg-green { background: #28c866; }
.bg-orange { background: var(--orange); }
.bg-violet { background: var(--violet); }
.bg-blue { background: var(--blue); }
.bg-gray { background: #89909b; }
.row-copy { display: flex; min-width: 0; flex: 1; flex-direction: column; }
.row-copy strong { overflow: hidden; font-size: 16px; font-weight: 540; text-overflow: ellipsis; }
.row-copy small { overflow: hidden; margin-top: 1px; color: var(--text-secondary); font-size: 13px; text-overflow: ellipsis; white-space: nowrap; }
.row-value { flex: 0 1 auto; overflow: hidden; max-width: 37%; color: var(--text-secondary); text-overflow: ellipsis; white-space: nowrap; }

.switch-input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.switch { position: relative; width: 50px; height: 30px; flex: 0 0 50px; border-radius: 999px; background: var(--surface-raised); transition: background 160ms ease; }
.switch::after { position: absolute; top: 3px; left: 3px; width: 24px; height: 24px; border-radius: 50%; background: #fff; box-shadow: 0 2px 5px rgba(0,0,0,.2); content: ""; transition: transform 160ms ease; }
.switch-input:checked + .switch { background: var(--green); }
.switch-input:checked + .switch::after { transform: translateX(20px); }
.switch-input:focus-visible + .switch { outline: 3px solid color-mix(in srgb, var(--accent) 70%, transparent); outline-offset: 2px; }

.timeline-empty { display: flex; gap: 16px; padding: 20px; }
.timeline-empty p { margin: 5px 0 0; color: var(--text-secondary); }
.timeline-dot { width: 12px; height: 12px; flex: 0 0 12px; margin-top: 5px; border: 3px solid var(--accent); border-radius: 50%; }
.changes-content { display: grid; gap: 10px; }
.change-event { display: flex; gap: 16px; padding: 18px 20px; }
.change-event-copy { min-width: 0; flex: 1; }
.change-event-time { color: var(--text-secondary); font-size: 12px; font-weight: 650; text-transform: capitalize; }
.change-event-message { margin: 7px 0 0; color: var(--text); font-size: 14px; line-height: 1.45; white-space: pre-line; }

.standalone-title { margin-bottom: 24px; }
.profile-card { display: flex; align-items: center; gap: 14px; padding: 19px; }
.profile-card.compact { margin-top: 20px; }
.profile-copy { display: flex; min-width: 0; flex: 1; flex-direction: column; }
.profile-copy strong { overflow: hidden; font-size: 19px; text-overflow: ellipsis; white-space: nowrap; }
.profile-copy small { margin-top: 2px; }
.plan-badge,
.locked-badge,
.popular-badge { padding: 4px 8px; border-radius: 7px; background: var(--surface-raised); color: var(--accent); font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.locked-badge { color: var(--text-secondary); letter-spacing: 0; text-transform: none; }
.page-footer { padding: 26px 8px 0; color: var(--text-muted); text-align: center; }
.page-footer p { margin: 0 0 10px; font-size: 13px; }
.page-footer small { font-size: 11px; }

.child-title { margin: -4px 0 20px; text-align: center; }
.child-title h1 { font-size: 24px; letter-spacing: -.02em; }
.child-title p { margin: 5px 0 0; color: var(--text-secondary); }
.child-title.left { text-align: left; }
.child-title.left h1 { font-size: 34px; }
.theme-icon { background: linear-gradient(145deg, #162c58, #384e80); font-size: 24px; }
.subgroup-row { flex-wrap: wrap; padding-block: 13px; }
.segmented-control { display: grid; width: 100%; grid-template-columns: repeat(auto-fit, minmax(42px, 1fr)); gap: 5px; margin-left: 48px; }
.segmented-control button { min-width: 0; min-height: 34px; padding: 0 7px; border-radius: 9px; background: var(--surface-raised); color: var(--text-secondary); font-size: 13px; }
.segmented-control button.is-active { background: var(--accent); color: var(--accent-contrast); font-weight: 700; }
.row-select,
.time-input { max-width: 110px; padding: 7px 8px; border: 0; border-radius: 9px; outline: 0; background: var(--surface-raised); color: var(--text-secondary); text-align: right; }
.time-input { width: 92px; }
.settings-hint { margin: 15px 6px 0; color: var(--text-muted); font-size: 12px; }

.group-search {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  padding: 0 15px;
  border: 1px solid var(--border);
  border-radius: 15px;
  background: var(--surface);
  color: var(--text-secondary);
}

.group-search svg { width: 20px; height: 20px; }
.group-search input { width: 100%; height: 52px; border: 0; outline: 0; background: transparent; color: var(--text); }
.group-search input::placeholder { color: var(--text-muted); }
.group-search span { font-size: 12px; white-space: nowrap; }
.groups-content { display: grid; gap: 16px; }
.group-section { overflow: hidden; }
.group-section-title { margin: 0 6px 8px; color: var(--text-secondary); font-size: 12px; font-weight: 650; letter-spacing: .04em; text-transform: uppercase; }
.group-option { position: relative; display: flex; width: 100%; min-height: 60px; align-items: center; gap: 12px; padding: 11px 15px; background: transparent; color: var(--text); text-align: left; }
.group-option + .group-option::before { position: absolute; top: 0; right: 15px; left: 54px; height: 1px; background: var(--border); content: ""; }
.group-monogram { display: grid; width: 32px; height: 32px; flex: 0 0 32px; place-items: center; border-radius: 9px; background: var(--surface-raised); color: var(--accent); font-size: 13px; font-weight: 750; }
.group-option-copy { display: flex; min-width: 0; flex: 1; flex-direction: column; }
.group-option-copy strong { font-size: 16px; }
.group-option-copy small { overflow: hidden; color: var(--text-secondary); font-size: 12px; text-overflow: ellipsis; white-space: nowrap; }
.group-option.is-selected .group-monogram { background: var(--accent); color: var(--accent-contrast); }
.group-check { color: var(--green); font-size: 20px; }
.group-skeleton { position: relative; height: 64px; overflow: hidden; border-radius: 14px; background: var(--surface); }
.no-results { padding: 46px 20px; color: var(--text-secondary); text-align: center; }

.price-card { position: relative; margin-bottom: 16px; padding: 21px; }
.price-card.featured { border: 2px solid var(--accent); }
.popular-badge { position: absolute; top: -10px; left: 18px; background: var(--accent); color: var(--accent-contrast); }
.price-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 15px; padding-bottom: 16px; border-bottom: 1px solid var(--border); }
.price-header div { display: flex; flex-direction: column; }
.price-header strong { font-size: 23px; }
.price-header span { margin-top: 2px; color: var(--text-secondary); font-size: 13px; }
.price-header b { font-size: 22px; white-space: nowrap; }
.price-header b small { display: block; color: var(--text-secondary); font-size: 11px; font-weight: 400; text-align: right; }
.price-card ul { display: grid; gap: 10px; margin: 18px 0 0; padding: 0; list-style: none; }
.price-card li { position: relative; padding-left: 27px; }
.price-card li::before { position: absolute; left: 2px; color: var(--green); font-weight: 800; content: "✓"; }
.price-card .primary-button { width: 100%; }
.legal-note { color: var(--text-muted); font-size: 12px; text-align: center; }

.feature-hero { display: flex; min-height: 320px; flex-direction: column; align-items: center; justify-content: center; padding: 34px 24px; text-align: center; }
.feature-hero-icon { display: grid; width: 82px; height: 82px; margin-bottom: 20px; place-items: center; border-radius: 25px; background: linear-gradient(145deg, var(--violet), #5846dc); color: #fff; font-size: 36px; box-shadow: 0 12px 30px rgba(109, 62, 207, .28); }
.feature-hero h1 { font-size: 29px; }
.feature-hero p { max-width: 360px; margin: 10px 0 0; color: var(--text-secondary); }
.feature-preview { display: grid; gap: 11px; margin-top: 16px; padding: 23px; }
.preview-line { height: 12px; width: 68%; border-radius: 7px; background: var(--surface-raised); }
.preview-line.wide { width: 92%; height: 19px; }
.preview-line.short { width: 44%; }

.bottom-nav {
  position: fixed;
  z-index: 25;
  right: 0;
  bottom: 0;
  left: 0;
  display: grid;
  width: 100%;
  max-width: var(--content-width);
  min-height: calc(76px + var(--safe-bottom));
  grid-template-columns: repeat(5, 1fr);
  margin: auto;
  padding: 8px max(10px, var(--safe-right)) var(--safe-bottom) max(10px, var(--safe-left));
  border-top: 1px solid var(--border);
  background: var(--nav-bg);
  -webkit-backdrop-filter: blur(22px) saturate(150%);
  backdrop-filter: blur(22px) saturate(150%);
}

.bottom-nav button {
  position: relative;
  display: flex;
  min-width: 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  background: transparent;
  color: var(--text-muted);
  font-size: 10px;
}

.bottom-nav button svg { width: 25px; height: 25px; }
.bottom-nav button[aria-current="page"] { color: var(--accent); }
.bottom-nav i { position: absolute; top: 5px; left: calc(50% + 9px); width: 7px; height: 7px; border: 2px solid var(--nav-bg); border-radius: 50%; background: var(--red); }

.toast {
  position: fixed;
  z-index: 50;
  right: 20px;
  bottom: calc(90px + var(--safe-bottom));
  left: 20px;
  width: fit-content;
  max-width: min(440px, calc(100% - 40px));
  margin: auto;
  padding: 11px 16px;
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 12px;
  background: #26394b;
  box-shadow: 0 12px 30px rgba(0,0,0,.3);
  color: #fff;
  font-size: 14px;
  text-align: center;
  animation: toast-in 180ms ease-out;
}

@keyframes toast-in { from { transform: translateY(7px); opacity: 0; } }

@media (hover: hover) and (pointer: fine) {
  button:not(:disabled):hover { filter: brightness(1.08); }
  .list-row:not(:disabled):hover,
  .group-option:not(:disabled):hover { background: color-mix(in srgb, var(--surface-raised) 58%, transparent); }
}

@media (max-width: 390px) {
  .screen { padding-right: 16px; padding-left: 16px; }
  .date-heading h1 { font-size: 31px; }
  .app-brand strong { max-width: 210px; font-size: 17px; }
  .header-leading { font-size: 14px; }
  .suggestion-list span:nth-child(3) { display: none; }
  .row-copy small { font-size: 12px; }
  .segmented-control { margin-left: 0; }
  .section-actions { gap: 5px; }
  .week-strip { gap: 4px; }
  .week-strip button { min-height: 56px; border-radius: 11px; }
  .lesson-card { grid-template-columns: 50px 1fr; gap: 11px; padding: 14px; }
  .lesson-copy h3 { font-size: 16px; }
  .day-detail-heading strong { font-size: 24px; }
  .record-card { grid-template-columns: 1fr auto; }
  .record-card > svg { display: none; }
}

@media (min-width: 680px) {
  body { padding: 22px 0; }
  .app-shell { min-height: calc(100svh - 44px); border: 1px solid rgba(255,255,255,.1); border-radius: 30px; box-shadow: var(--shadow); }
  .app-header { top: 0; border-radius: 30px 30px 0 0; }
  .bottom-nav { bottom: 22px; border-radius: 0 0 30px 30px; }
  .screen { padding-right: 28px; padding-left: 28px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}