:root {
  color-scheme: light;
  font-family: "Open Sans", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
  --bg: #f5f7fb;
  --bg-alt: #eef1f7;
  --surface: #ffffff;
  --text-primary: #1d2e46;
  --text-secondary: #55637a;
  --accent: #c8102e;
  --accent-strong: #ef4056;
  --border: #d7dce5;
}

body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  background: linear-gradient(160deg, var(--bg) 0%, var(--bg-alt) 100%);
  color: var(--text-primary);
}

.page-header {
  padding: 2.75rem clamp(1.5rem, 4vw, 4rem) 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  background: var(--surface);
  box-shadow: 0 20px 40px rgba(29, 46, 70, 0.08);
  border-bottom: 4px solid rgba(200, 16, 46, 0.08);
}

.header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.header-copy {
  flex: 1;
}

.header-copy h1 {
  margin: 0 0 0.35rem;
  font-size: clamp(2rem, 4vw, 2.9rem);
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.page-subtitle {
  margin: 0;
  color: var(--text-secondary);
  max-width: 62ch;
  line-height: 1.5;
}

.brand-logo {
  width: clamp(150px, 18vw, 220px);
  height: auto;
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  align-items: center;
}

.controls label,
.controls button {
  font-size: 0.95rem;
}

.controls button {
  padding: 0.6rem 1.2rem;
  border-radius: 999px;
  border: 1px solid transparent;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: #ffffff;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.2s ease;
}

.controls button:hover,
.controls button:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(200, 16, 46, 0.25);
}

.filter {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 8px 18px rgba(29, 46, 70, 0.06);
}

.filter select,
.score-select {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.45rem 1rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: border 0.2s ease, box-shadow 0.2s ease;
}

.filter select:focus-visible,
.score-select:focus-visible {
  border-color: rgba(200, 16, 46, 0.45);
  box-shadow: 0 0 0 4px rgba(200, 16, 46, 0.15);
  outline: none;
}

.posts {
  display: grid;
  gap: 1.75rem;
  padding: 2.5rem clamp(1.5rem, 5vw, 4rem) 3.5rem;
}

.post {
  background: var(--surface);
  border-radius: 1.1rem;
  padding: clamp(1.4rem, 4vw, 1.9rem);
  box-shadow: 0 20px 45px rgba(29, 46, 70, 0.08);
  border: 1px solid rgba(215, 220, 229, 0.7);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: transform 0.18s ease, box-shadow 0.22s ease, border 0.2s ease;
}

.post:hover {
  transform: translateY(-4px);
  border-color: rgba(200, 16, 46, 0.35);
  box-shadow: 0 28px 50px rgba(29, 46, 70, 0.12);
}

.post-header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.post-author-name {
  margin: 0;
  font-size: 1.4rem;
  color: var(--accent);
  letter-spacing: -0.01em;
}

.post-author-headline {
  margin: 0.35rem 0 0;
  color: var(--text-secondary);
}

.post-meta {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  align-items: flex-end;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.post-content p {
  margin: 0;
  line-height: 1.6;
  white-space: pre-line;
  color: var(--text-primary);
}

.post-title {
  margin-bottom: 0.4rem;
  font-weight: 700;
  color: var(--accent);
}

.post-snippet {
  color: var(--text-secondary);
}

.post-full {
  margin-top: 0.75rem;
}

.post-proposed-comment {
  margin-top: 0.3rem;
  padding: 1rem 1.1rem;
  border-radius: 0.9rem;
  border: 1px solid rgba(200, 16, 46, 0.2);
  background: rgba(200, 16, 46, 0.05);
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.post-proposed-comment h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.proposed-comment-text {
  margin: 0;
  line-height: 1.55;
  color: var(--text-primary);
}

.copy-comment {
  align-self: flex-start;
  padding: 0.45rem 1.1rem;
  border-radius: 999px;
  border: 1px solid rgba(200, 16, 46, 0.4);
  background: linear-gradient(135deg, rgba(200, 16, 46, 0.1) 0%, rgba(239, 64, 86, 0.18) 100%);
  color: var(--accent);
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.2s ease, border 0.2s ease;
}

.copy-comment:hover,
.copy-comment:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(200, 16, 46, 0.6);
  box-shadow: 0 12px 24px rgba(200, 16, 46, 0.16);
}

.toggle-content {
  margin-top: 0.75rem;
  padding: 0.45rem 1rem;
  align-self: flex-start;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #f7f9fc;
  color: var(--text-primary);
  cursor: pointer;
  font-weight: 600;
  transition: transform 0.15s ease, border 0.2s ease, box-shadow 0.2s ease;
}

.toggle-content:hover,
.toggle-content:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(200, 16, 46, 0.45);
  box-shadow: 0 10px 22px rgba(29, 46, 70, 0.08);
}

.post-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.post-link {
  padding: 0.6rem 1.35rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: transform 0.2s ease, box-shadow 0.22s ease;
}

.post-link:hover,
.post-link:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 16px 32px rgba(200, 16, 46, 0.28);
}

.post-link[aria-disabled="true"] {
  background: #d9dee7;
  color: var(--text-secondary);
  box-shadow: none;
  cursor: not-allowed;
}

.post-link[aria-disabled="true"]:hover,
.post-link[aria-disabled="true"]:focus-visible {
  transform: none;
}

.post-score {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  color: var(--text-secondary);
  font-weight: 600;
}

.status {
  padding: 1.25rem clamp(1.5rem, 5vw, 4rem) 3rem;
  color: var(--text-secondary);
  font-size: 0.96rem;
}

.status[data-state="error"] {
  color: var(--accent);
}

@media (max-width: 840px) {
  .header-bar {
    flex-direction: column;
    align-items: flex-start;
  }

  .brand-logo {
    align-self: flex-end;
  }
}

@media (max-width: 700px) {
  .post {
    gap: 1rem;
  }

  .post-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .post-meta {
    align-items: flex-start;
  }

  .post-footer {
    align-items: stretch;
  }

  .post-link {
    text-align: center;
    width: 100%;
  }
}