:root {
  --bg-color: var(--tg-theme-bg-color, #f4f6f8);
  --card-bg: var(--tg-theme-secondary-bg-color, #ffffff);
  --text-primary: var(--tg-theme-text-color, #1a1f2c);
  --text-muted: var(--tg-theme-hint-color, #707579);
  --accent-color: var(--tg-theme-button-color, #2481cc);
  --accent-text: var(--tg-theme-button-text-color, #ffffff);
  --border-color: rgba(0, 0, 0, 0.06);
  --canceled-color: #e53935;
  --current-glow: rgba(37, 99, 235, 0.18);
}

@media (prefers-color-scheme: dark) {
  :root {
    --border-color: rgba(255, 255, 255, 0.08);
    --current-glow: rgba(37, 99, 235, 0.28);
  }
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, sans-serif;
  -webkit-tap-highlight-color: transparent;
}

body {
  background-color: var(--bg-color);
  color: var(--text-primary);
  padding: 16px;
  min-height: 100vh;
}

.container {
  max-width: 540px;
  margin: 0 auto;
}

.header {
  margin-bottom: 16px;
}

.user-meta {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

.user-name-block {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.user-name {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.3px;
  line-height: 1.25;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
}

.user-name.is-privacy {
  opacity: 0.92;
}

.user-course {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: -0.1px;
}

.badge-group {
  background: var(--accent-color);
  color: var(--accent-text);
  font-size: 13px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 12px;
  flex-shrink: 0;
  align-self: center;
}

.card {
  background: var(--card-bg);
  border-radius: 16px;
  padding: 16px;
  margin-bottom: 14px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
  border: 1px solid var(--border-color);
}

.hero-card {
  border-left: 4px solid var(--accent-color);
}

.hero-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--accent-color);
  margin-bottom: 6px;
}

.hero-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 6px;
  line-height: 1.3;
}

.hero-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.time-badge {
  font-weight: 600;
  color: var(--text-primary);
}

.hero-timer {
  margin-top: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent-color);
  display: none;
}

.hero-timer.visible {
  display: block;
}

.hero-actions {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.12s ease, filter 0.12s ease, opacity 0.12s ease;
}

.btn:active {
  transform: scale(0.97);
  filter: brightness(0.88);
}

.btn-zoom {
  background-color: #2563eb;
  color: #ffffff;
}

.btn-meet {
  background-color: #10b981;
  color: #ffffff;
}

.tabs-nav {
  display: flex;
  background: var(--card-bg);
  padding: 4px;
  border-radius: 12px;
  margin-bottom: 14px;
  border: 1px solid var(--border-color);
}

.tab-btn {
  flex: 1;
  padding: 8px;
  background: none;
  border: none;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  border-radius: 8px;
  cursor: pointer;
}

.tab-btn.active {
  background: var(--bg-color);
  color: var(--text-primary);
  box-shadow: 0 2px 4px rgba(0,0,0,0.04);
}

.lesson-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 2px;
  /* Регулюй верхній відступ часу тут: padding-top (зараз 14px) */
  padding-top: 14px;
  padding-bottom: 12px;
  padding-right: 14px;
  padding-left: 14px;
  transition: box-shadow 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.lesson-card.canceled {
  opacity: 0.85;
  border-left: 4px solid #ef4444;
  box-shadow: 0 0 0 1px rgba(239, 68, 68, 0.25);
  background: linear-gradient(90deg, rgba(239, 68, 68, 0.12) 0%, var(--card-bg) 28%);
}

.lesson-card.canceled .lesson-title {
  text-decoration: line-through;
  color: #fca5a5;
}

.lesson-card.rescheduled {
  border-left: 4px solid #f59e0b;
  box-shadow: 0 0 0 1px rgba(245, 158, 11, 0.25);
  background: linear-gradient(90deg, rgba(245, 158, 11, 0.12) 0%, var(--card-bg) 28%);
}

.lesson-status-badge {
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 6px;
  line-height: 1.2;
}

.canceled-badge {
  background: rgba(239, 68, 68, 0.2);
  color: #f87171;
}

.rescheduled-badge {
  background: rgba(245, 158, 11, 0.2);
  color: #fbbf24;
}

.lesson-room {
  white-space: nowrap;
}


.lesson-card.is-current-zoom {
  border-color: #2563eb;
  box-shadow: 0 0 0 1px #2563eb, 0 4px 14px rgba(37, 99, 235, 0.28);
  background: linear-gradient(
    180deg,
    rgba(37, 99, 235, 0.22) 0%,
    var(--card-bg) 48%
  );
}

.lesson-card.is-current-meet {
  border-color: #16a34a;
  box-shadow: 0 0 0 1px #16a34a, 0 4px 14px rgba(22, 163, 74, 0.28);
  background: linear-gradient(
    180deg,
    rgba(22, 163, 74, 0.22) 0%,
    var(--card-bg) 48%
  );
}

.lesson-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0;
}

.lesson-time {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-color);
  line-height: 1.2;
  /* Регулюй відступ часу від верхнього краю картки тут (разом з .lesson-card padding-top) */
  margin-top: 0; /* TIME_TOP_OFFSET */
}

.lesson-type {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-color);
  padding: 2px 6px;
  border-radius: 6px;
}

.lesson-title {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.3;
  margin-top: 0;
}

.lesson-details {
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
  min-height: 22px;
}

.lesson-details-left {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  flex: 1;
}

.lesson-teacher {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.day-section {
  margin-bottom: 4px;
}

.day-header {
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin: 12px 0 8px 0;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 10px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
}

.day-header:active {
  opacity: 0.85;
}

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

.day-chevron {
  font-size: 12px;
  transition: transform 0.2s ease;
  color: var(--text-muted);
}

.day-section.collapsed .day-chevron {
  transform: rotate(-90deg);
}

.day-count {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-color);
  padding: 2px 7px;
  border-radius: 8px;
}

.day-body {
  overflow: hidden;
}

.day-section.collapsed .day-body {
  display: none;
}

.empty-state {
  text-align: center;
  padding: 30px 16px;
  color: var(--text-muted);
  font-size: 14px;
}

.error-card {
  text-align: center;
  padding: 32px 16px;
}

.error-icon {
  font-size: 40px;
  margin-bottom: 12px;
}

.hidden {
  display: none !important;
}

.loader-skeleton .skeleton-card {
  height: 90px;
  background: var(--card-bg);
  border-radius: 16px;
  margin-bottom: 12px;
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0% { opacity: 0.6; }
  50% { opacity: 0.3; }
  100% { opacity: 0.6; }
}

.lesson-resources {
  display: none;
}

.lesson-type-column {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0;
  flex-shrink: 0;
}

.lesson-resource-inline {
  flex-shrink: 0;
  margin-left: auto;
}

.lesson-resource-button {
  appearance: none;
  -webkit-appearance: none;
  border: 0;
  border-radius: 6px;
  min-width: 42px;
  height: 22px;
  padding: 0 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: inherit;
  font-size: 10px;
  line-height: 1;
  font-weight: 800;
  cursor: pointer;
  pointer-events: auto !important;
  opacity: 1 !important;
  color: #ffffff !important;
  box-shadow: none;
  -webkit-tap-highlight-color: transparent;
  transition: transform 0.1s ease, filter 0.1s ease;
}

.lesson-resource-button:active {
  transform: scale(0.92);
  filter: brightness(0.85);
}

.lesson-resource-button.zoom-button {
  background: #2563eb !important;
}

.lesson-resource-button.meet-button {
  background: #16a34a !important;
}

.lesson-resource-button.missing-button {
  background: #6b7280 !important;
  color: #ffffff !important;
  cursor: default;
  font-size: 9px;
  letter-spacing: -0.5px;
  min-width: 42px;
  padding: 0 6px;
}

.lesson-resource-button.hidden {
  display: none !important;
}

.hero-actions .btn {
  appearance: none;
  -webkit-appearance: none;
  border: 0;
  border-radius: 9px;
  min-height: 34px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font: inherit;
  font-size: 12px;
  font-weight: 800;
  cursor: pointer;
  pointer-events: auto !important;
  opacity: 1 !important;
  color: #fff !important;
  transition: transform 0.12s ease, filter 0.12s ease;
}

.hero-actions .btn:active {
  transform: scale(0.96);
  filter: brightness(0.85);
}

.hero-actions .btn-zoom { background: #2563eb !important; }
.hero-actions .btn-meet { background: #16a34a !important; }

.hero-actions .btn.pressed {
  transform: scale(0.96);
  filter: brightness(0.82);
}


.toast-message {
  position: fixed;
  top: 10px;
  left: 50%;
  transform: translateX(-50%) translateY(-6px);
  width: max-content;
  max-width: min(86vw, 260px);
  background: rgba(200, 200, 205, 0.45);
  color: #e8e8ea;
  border: none;
  border-radius: 6px;
  padding: 5px 10px;
  font-size: 11px;
  font-weight: 500;
  line-height: 1.3;
  text-align: center;
  box-shadow: none;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease;
  z-index: 9999;
  white-space: normal;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

.toast-message.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}


.hero-label.is-break {
  color: #f59e0b;
}

.hero-card.is-break {
  border-left-color: #f59e0b;
}


.day-empty {
  padding: 14px 12px;
  margin: 0 0 8px;
  font-size: 13px;
}