/* ==========================================================================
   Station Comments — custom comment system
   BEM prefix: est-comments__
   ========================================================================== */

.est-comments {
  max-width: 100%;
  margin: var(--gas-space-xl) auto;
  padding: var(--gas-space-lg);
  background: var(--gas-bg-primary);
  border-radius: var(--gas-radius-md);
  box-shadow: var(--gas-shadow-sm);
}

.est-comments__heading {
  display: flex;
  align-items: center;
  gap: var(--gas-space-sm);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gas-text-primary);
  margin: 0 0 var(--gas-space-lg);
}

.est-comments__heading svg {
  color: var(--gas-orange);
  flex-shrink: 0;
}

.est-comments__count {
  font-weight: 400;
  font-size: 1rem;
  color: var(--gas-text-secondary);
}

/* ── Form ──────────────────────────────────────────────────────────────── */

.est-comments__form {
  display: flex;
  flex-direction: column;
  gap: var(--gas-space-sm);
  margin-bottom: var(--gas-space-xl);
}

.est-comments__input,
.est-comments__textarea {
  width: 100%;
  padding: 0.625rem 0.75rem;
  font-size: 0.9375rem;
  font-family: var(--gas-font-sans);
  color: var(--gas-text-primary);
  background: var(--gas-bg-primary);
  border: 1px solid var(--gas-gray-200);
  border-radius: var(--gas-radius-sm);
  transition: border-color 0.2s ease;
  box-sizing: border-box;
}

.est-comments__input:focus,
.est-comments__textarea:focus {
  outline: none;
  border-color: var(--gas-orange);
  box-shadow: var(--gas-focus-ring);
}

.est-comments__input::placeholder,
.est-comments__textarea::placeholder {
  color: var(--gas-gray-300);
}

.est-comments__textarea {
  resize: vertical;
  min-height: 5rem;
}

.est-comments__captcha {
  margin: var(--gas-space-xs) 0;
}

.est-comments__hp {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}

.est-comments__form-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--gas-space-sm);
}

.est-comments__char-count {
  font-size: 0.75rem;
  color: var(--gas-gray-300);
}

.est-comments__submit {
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #fff;
  background: var(--gas-orange);
  border: none;
  border-radius: var(--gas-radius-sm);
  cursor: pointer;
  transition: background 0.2s ease;
  white-space: nowrap;
}

.est-comments__submit:hover {
  background: var(--gas-orange-light);
}

.est-comments__submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.est-comments__form-error {
  font-size: 0.8125rem;
  color: var(--gas-red);
  margin: 0;
}

/* ── Reply form (inline) ───────────────────────────────────────────────── */

.est-comments__form--reply {
  margin: var(--gas-space-sm) 0 var(--gas-space-sm) 3rem;
  padding: var(--gas-space-md);
  background: var(--gas-bg-secondary);
  border-radius: var(--gas-radius-sm);
}

.est-comments__form--reply .est-comments__textarea {
  min-height: 3.5rem;
}

.est-comments__form-actions {
  display: flex;
  align-items: center;
  gap: var(--gas-space-sm);
  justify-content: flex-end;
}

.est-comments__cancel-btn {
  padding: 0.375rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--gas-text-secondary);
  background: none;
  border: 1px solid var(--gas-gray-200);
  border-radius: var(--gas-radius-sm);
  cursor: pointer;
}

.est-comments__cancel-btn:hover {
  background: var(--gas-gray-100);
}

/* ── Comment list ──────────────────────────────────────────────────────── */

.est-comments__list {
  display: flex;
  flex-direction: column;
}

/* ── Single comment ────────────────────────────────────────────────────── */

.est-comments__item {
  display: flex;
  gap: 0.75rem;
  padding: var(--gas-space-md) 0;
  border-bottom: 1px solid var(--gas-gray-100);
}

.est-comments__item:last-child {
  border-bottom: none;
}

.est-comments__item--reply {
  margin-left: 3rem;
}

/* Avatar — initial circle */
.est-comments__avatar {
  flex-shrink: 0;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--gas-radius-full);
  background: var(--gas-orange);
  color: #fff;
  font-size: 0.875rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  text-transform: uppercase;
}

.est-comments__item--reply .est-comments__avatar {
  width: 1.75rem;
  height: 1.75rem;
  font-size: 0.75rem;
}

.est-comments__body {
  flex: 1;
  min-width: 0;
}

.est-comments__meta {
  display: flex;
  align-items: baseline;
  gap: var(--gas-space-sm);
  margin-bottom: 0.25rem;
}

.est-comments__author {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gas-text-primary);
}

.est-comments__time {
  font-size: 0.75rem;
  color: var(--gas-gray-300);
}

.est-comments__text {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--gas-text-primary);
  margin: 0 0 var(--gas-space-sm);
  word-wrap: break-word;
  overflow-wrap: break-word;
}

/* ── Actions bar (like, dislike, reply) ────────────────────────────────── */

.est-comments__actions {
  display: flex;
  align-items: center;
  gap: var(--gas-space-md);
}

.est-comments__vote-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.5rem;
  font-size: 0.8125rem;
  color: var(--gas-gray-400);
  background: none;
  border: none;
  border-radius: var(--gas-radius-sm);
  cursor: pointer;
  transition: color 0.15s ease, background 0.15s ease;
}

.est-comments__vote-btn:hover {
  color: var(--gas-text-primary);
  background: var(--gas-gray-50);
}

.est-comments__vote-btn.is-active {
  color: var(--gas-orange);
}

.est-comments__vote-btn.is-active[data-vote="dislike"] {
  color: var(--gas-red);
}

.est-comments__vote-btn svg {
  flex-shrink: 0;
}

.est-comments__vote-count {
  font-variant-numeric: tabular-nums;
}

.est-comments__reply-btn {
  padding: 0.25rem 0.5rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--gas-gray-400);
  background: none;
  border: none;
  cursor: pointer;
  transition: color 0.15s ease;
}

.est-comments__reply-btn:hover {
  color: var(--gas-orange);
}

/* ── Empty state ───────────────────────────────────────────────────────── */

.est-comments__empty {
  text-align: center;
  font-size: 0.9375rem;
  color: var(--gas-text-secondary);
  padding: var(--gas-space-xl) 0;
  margin: 0;
}

/* ── Mobile ────────────────────────────────────────────────────────────── */

@media (max-width: 575px) {
  .est-comments {
    padding: var(--gas-space-md);
    margin: var(--gas-space-lg) auto;
  }

  .est-comments__heading {
    font-size: 1.125rem;
  }

  .est-comments__item--reply {
    margin-left: 1.5rem;
  }

  .est-comments__form--reply {
    margin-left: 1.5rem;
  }

  .est-comments__avatar {
    width: 2rem;
    height: 2rem;
    font-size: 0.75rem;
  }

  .est-comments__item--reply .est-comments__avatar {
    width: 1.5rem;
    height: 1.5rem;
    font-size: 0.6875rem;
  }

  .est-comments__text {
    font-size: 0.875rem;
  }

  .est-comments__form-footer {
    flex-direction: column;
    align-items: stretch;
  }

  .est-comments__char-count {
    text-align: right;
  }
}