*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.45;
  color: var(--tg-theme-text-color, #000);
  background: var(--tg-theme-bg-color, #fff);
  min-height: 100vh;
  min-height: 100dvh;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

.app {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

.header {
  padding: 1rem 1rem 0.5rem;
  text-align: center;
}

.header__title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--tg-theme-text-color, #000);
}

.header__greeting {
  margin: 0.35rem 0 0;
  font-size: 0.875rem;
  color: var(--tg-theme-hint-color, #707579);
}

.status-banner {
  margin: 0.5rem 0 0;
  padding: 0.5rem 0.75rem;
  border-radius: 10px;
  font-size: 0.8125rem;
  background: var(--tg-theme-secondary-bg-color, #f4f4f5);
  color: var(--tg-theme-text-color, #000);
}

.status-banner--warn {
  background: rgba(229, 57, 53, 0.12);
  color: var(--tg-theme-destructive-text-color, #c62828);
}

.tabs {
  display: flex;
  gap: 0.5rem;
  padding: 0 1rem 0.75rem;
  border-bottom: 1px solid var(--tg-theme-secondary-bg-color, #e8e8e8);
}

.tabs__btn {
  flex: 1;
  padding: 0.6rem 0.75rem;
  border: none;
  border-radius: 10px;
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  background: var(--tg-theme-secondary-bg-color, #f0f0f0);
  color: var(--tg-theme-text-color, #000);
  transition: background 0.15s, color 0.15s;
}

.tabs__btn--active {
  background: var(--tg-theme-button-color, #2481cc);
  color: var(--tg-theme-button-text-color, #fff);
}

.main {
  flex: 1;
  padding: 1rem;
  padding-bottom: calc(1rem + 60px);
}

.view {
  display: none;
}

.view--active {
  display: block;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.field__label {
  display: block;
  font-weight: 600;
  font-size: 0.9375rem;
  margin-bottom: 0.5rem;
  color: var(--tg-theme-text-color, #000);
}

.field__hint {
  margin: 0.35rem 0 0;
  font-size: 0.8125rem;
  color: var(--tg-theme-hint-color, #707579);
}

.field__error {
  margin: 0.5rem 0 0;
  font-size: 0.8125rem;
  color: var(--tg-theme-destructive-text-color, #e53935);
}

.field__file {
  display: block;
  width: 100%;
  font-size: 0.875rem;
  color: var(--tg-theme-text-color, #000);
}

.richtext {
  border: 1px solid var(--tg-theme-hint-color, #c4c4c4);
  border-radius: 12px;
  overflow: hidden;
  background: var(--tg-theme-secondary-bg-color, #f7f7f7);
}

.richtext__toolbar {
  display: flex;
  gap: 0.25rem;
  padding: 0.35rem 0.5rem;
  border-bottom: 1px solid var(--tg-theme-hint-color, #ddd);
  background: var(--tg-theme-bg-color, #fff);
}

.richtext__btn {
  min-width: 2.25rem;
  height: 2.25rem;
  padding: 0 0.5rem;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  background: transparent;
  color: var(--tg-theme-text-color, #000);
}

.richtext__btn--italic {
  font-style: italic;
  font-weight: 600;
}

.richtext__btn--emoji {
  font-weight: 400;
  font-size: 1.125rem;
  line-height: 1;
}

.richtext__btn:active {
  background: var(--tg-theme-secondary-bg-color, #eee);
}

.richtext__editor {
  min-height: 140px;
  max-height: 280px;
  overflow-y: auto;
  padding: 0.75rem;
  outline: none;
  font-size: 1rem;
  color: var(--tg-theme-text-color, #000);
  -webkit-user-select: text;
  user-select: text;
}

.richtext__editor:empty::before {
  content: attr(data-placeholder);
  color: var(--tg-theme-hint-color, #999);
  pointer-events: none;
}

.richtext__editor b,
.richtext__editor strong {
  font-weight: 700;
}

.richtext__editor i,
.richtext__editor em {
  font-style: italic;
}

.emoji-picker {
  max-height: 220px;
  overflow-y: auto;
  padding: 0.5rem;
  border-top: 1px solid var(--tg-theme-hint-color, #ddd);
  background: var(--tg-theme-bg-color, #fff);
  -webkit-overflow-scrolling: touch;
}

.emoji-picker[hidden] {
  display: none;
}

.emoji-picker__section {
  margin-bottom: 0.5rem;
}

.emoji-picker__section:last-child {
  margin-bottom: 0;
}

.emoji-picker__label {
  margin: 0 0 0.35rem;
  padding: 0 0.15rem;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--tg-theme-hint-color, #707579);
}

.emoji-picker__grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 0.15rem;
}

.emoji-picker__item {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 2.25rem;
  padding: 0;
  border: none;
  border-radius: 8px;
  font-size: 1.375rem;
  line-height: 1;
  cursor: pointer;
  background: transparent;
}

.emoji-picker__item:active {
  background: var(--tg-theme-secondary-bg-color, #eee);
}

.media-preview {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.media-preview__item {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  aspect-ratio: 1;
  background: var(--tg-theme-secondary-bg-color, #eee);
}

.media-preview__item img,
.media-preview__item video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.media-preview__remove {
  position: absolute;
  top: 0.35rem;
  right: 0.35rem;
  width: 1.75rem;
  height: 1.75rem;
  border: none;
  border-radius: 50%;
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
  background: rgba(0, 0, 0, 0.55);
  color: #fff;
}

.rules {
  padding: 0.875rem 1rem;
  border-radius: 12px;
  background: var(--tg-theme-secondary-bg-color, #f4f4f5);
}

.rules__title {
  margin: 0 0 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--tg-theme-text-color, #000);
}

.rules__list {
  margin: 0;
  padding-left: 1.15rem;
  font-size: 0.8125rem;
  color: var(--tg-theme-hint-color, #5c5c5c);
}

.rules__list li {
  margin-bottom: 0.35rem;
}

.rules__list code {
  font-size: 0.75rem;
  padding: 0.1em 0.35em;
  border-radius: 4px;
  background: var(--tg-theme-bg-color, #fff);
}

.empty {
  text-align: center;
  padding: 3rem 1.5rem;
}

.empty__title {
  margin: 0 0 0.5rem;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--tg-theme-text-color, #000);
}

.empty__text {
  margin: 0;
  font-size: 0.875rem;
  color: var(--tg-theme-hint-color, #707579);
}

.post-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.post-card {
  padding: 1rem;
  border-radius: 12px;
  background: var(--tg-theme-secondary-bg-color, #f4f4f5);
  cursor: pointer;
  text-align: left;
  border: none;
  width: 100%;
  font: inherit;
  color: inherit;
}

.post-card__title {
  margin: 0 0 0.35rem;
  font-weight: 600;
  font-size: 0.9375rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post-card__meta {
  margin: 0;
  font-size: 0.75rem;
  color: var(--tg-theme-hint-color, #707579);
}

.post-card__link {
  display: block;
  margin: 0.35rem 0 0;
  font-size: 0.75rem;
  color: var(--tg-theme-link-color, #2481cc);
  word-break: break-all;
  text-decoration: none;
}

.post-card__action {
  margin: 0.5rem 0 0;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--tg-theme-link-color, #2481cc);
}

.skeleton {
  padding: 1rem 0;
}

.skeleton__bar {
  height: 1rem;
  border-radius: 6px;
  margin-bottom: 0.75rem;
  background: linear-gradient(
    90deg,
    var(--tg-theme-secondary-bg-color, #eee) 25%,
    var(--tg-theme-hint-color, #ddd) 50%,
    var(--tg-theme-secondary-bg-color, #eee) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.2s infinite;
}

.skeleton__bar--short {
  width: 60%;
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.back-btn {
  margin-bottom: 1rem;
  padding: 0.35rem 0;
  border: none;
  background: none;
  font-size: 0.9375rem;
  color: var(--tg-theme-link-color, #2481cc);
  cursor: pointer;
}

.btn {
  width: 100%;
  padding: 0.75rem 1rem;
  border: none;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
}

.btn--danger {
  background: var(--tg-theme-destructive-text-color, #e53935);
  color: #fff;
  margin-top: 0.5rem;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(72px + env(safe-area-inset-bottom));
  transform: translateX(-50%) translateY(1rem);
  max-width: calc(100% - 2rem);
  width: max-content;
  padding: 0.75rem 1.25rem;
  border-radius: 12px;
  font-size: 0.875rem;
  font-weight: 500;
  text-align: center;
  background: var(--tg-theme-text-color, #222);
  color: var(--tg-theme-bg-color, #fff);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s, transform 0.25s;
  z-index: 100;
}

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

.toast--error {
  background: var(--tg-theme-destructive-text-color, #c62828);
  color: #fff;
}

.post-success {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 12px;
  background: var(--tg-theme-secondary-bg-color, #f4f4f5);
  text-align: center;
}

.post-success__title {
  margin: 0 0 0.5rem;
  font-weight: 600;
  font-size: 0.9375rem;
}

.post-success__link {
  color: var(--tg-theme-link-color, #2481cc);
  font-size: 0.875rem;
  word-break: break-all;
}