:root {
  --bg: #f2f6ff;
  --card: #ffffff;
  --text: #14243d;
  --muted: #5f7187;
  --accent: #004a87;
  --accent-2: #008f8b;
  --border: #ced9e7;
  --soft: #eaf1ff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Avenir Next", "Segoe UI", sans-serif;
  background: radial-gradient(circle at top right, #dff5ff 0%, #eff5ff 40%, #f8fbff 100%);
  color: var(--text);
}

h1,
h2,
h3,
h4,
p {
  margin: 0;
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 9;
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 12px;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
}

.brand-block p {
  color: var(--muted);
  font-size: 0.84rem;
}

.top-nav,
.auth-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.layout {
  max-width: 1180px;
  margin: 0 auto;
  padding: 16px;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 16px;
}

.content-stack {
  display: grid;
  gap: 14px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 12px;
  box-shadow: 0 10px 25px rgba(0, 74, 135, 0.06);
}

.panel {
  display: grid;
  gap: 12px;
}

.btn {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
  color: var(--text);
  padding: 8px 10px;
  cursor: pointer;
}

.btn.primary {
  background: linear-gradient(120deg, var(--accent), #005cab);
  border-color: transparent;
  color: #fff;
}

.api-status {
  font-size: 0.85rem;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 10px;
  background: #f8fafc;
}

.api-status.ok {
  color: #046c4e;
  border-color: #9ee9d4;
  background: #e7fff6;
}

.api-status.bad {
  color: #a02222;
  border-color: #ffc5c5;
  background: #fff0f0;
}

.filters {
  display: grid;
  gap: 8px;
  align-self: start;
}

.filters select,
.filters input,
textarea,
.thread-toolbar select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px;
  font: inherit;
}

.pagination {
  margin-top: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.news-list,
.threads-list,
.comments,
.profile-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.news-card {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 12px;
}

.news-image {
  width: 100%;
  height: 170px;
  border-radius: 12px;
  border: 1px solid var(--border);
  object-fit: cover;
}

.news-body {
  display: grid;
  gap: 8px;
}

.news-title {
  font-size: 1.08rem;
}

.news-excerpt,
.muted,
.news-time {
  color: var(--muted);
}

.news-links {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.news-links a {
  color: var(--accent-2);
  text-decoration: none;
}

.thread-toolbar {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.thread-item {
  display: grid;
  gap: 8px;
}

.thread-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.thread-stats {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.pill {
  border: 1px solid var(--border);
  background: var(--soft);
  border-radius: 999px;
  padding: 4px 9px;
  font-size: 0.82rem;
  color: var(--muted);
}

.comment-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px;
  display: grid;
  gap: 6px;
}

.comment-header {
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: space-between;
}

.comment-author {
  background: transparent;
  border: 0;
  color: var(--accent);
  cursor: pointer;
  padding: 0;
  font-weight: 600;
}

.comment-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.reply-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.reply-badge {
  border: 1px dashed var(--border);
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 0.82rem;
  color: var(--muted);
}

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

.auth-dialog,
.profile-dialog,
.thread-dialog {
  width: min(900px, 96vw);
}

.profile-grid {
  margin-top: 12px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.profile-list button {
  width: 100%;
  text-align: left;
}

.form-grid {
  margin: 10px 0;
  display: grid;
  gap: 8px;
}

.form-grid label {
  display: grid;
  gap: 4px;
}

.tabs {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.hidden {
  display: none !important;
}

@media (max-width: 960px) {
  .app-header {
    grid-template-columns: 1fr;
  }

  .layout {
    grid-template-columns: 1fr;
  }

  .news-card {
    grid-template-columns: 1fr;
  }

  .news-image {
    height: 210px;
  }

  .profile-grid {
    grid-template-columns: 1fr;
  }
}