html,
body.odp-page {
  height: 100%;
  overflow: hidden;
}

.odp-page {
  min-height: 100vh;
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: linear-gradient(165deg, #08120e, #0e1a14 55%, #0a1510);
  color: var(--er-t-text);
}

.odp-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--er-t-border);
  background: rgba(8, 18, 13, 0.96);
  flex-shrink: 0;
}

.odp-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--er-t-gold);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.98rem;
}

.odp-top-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.odp-body {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(16rem, 22rem) minmax(0, 1fr);
}

.odp-nav {
  border-right: 1px solid var(--er-t-border);
  background: rgba(8, 18, 13, 0.55);
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.odp-nav-head {
  padding: 0.85rem 0.9rem 0.4rem;
  flex-shrink: 0;
}

.odp-search-label {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--er-t-muted);
  margin-bottom: 0.28rem;
}

.odp-nav-head input {
  width: 100%;
  background: #0e1a14;
  color: #f5ecd6;
  border: 1px solid var(--er-t-border);
  border-radius: 8px;
  padding: 0.45rem 0.6rem;
  font: inherit;
}

.odp-nav-hint {
  margin: 0 0.9rem 0.5rem;
  font-size: 0.75rem;
  color: var(--er-t-muted);
}

.odp-nav-list {
  overflow: auto;
  padding: 0.2rem 0.55rem 1rem;
  min-height: 0;
}

.odp-term-btn {
  display: grid;
  grid-template-columns: 0.55rem minmax(0, 1fr) auto;
  gap: 0.4rem;
  align-items: center;
  width: 100%;
  margin: 0 0 0.18rem;
  padding: 0.38rem 0.45rem;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.odp-term-btn:hover,
.odp-term-btn.is-on {
  background: rgba(196, 163, 90, 0.1);
  border-color: rgba(196, 163, 90, 0.35);
}

.odp-term-btn .dot {
  width: 0.48rem;
  height: 0.48rem;
  border-radius: 50%;
  background: rgba(243, 239, 230, 0.18);
}

.odp-term-btn .dot.ok { background: #6ecf9a; }
.odp-term-btn .dot.mid { background: #c4a35a; }
.odp-term-btn .dot.no { background: #c97878; }

.odp-term-btn .nm {
  font-size: 0.84rem;
  font-weight: 600;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.odp-term-btn .ty {
  font-size: 0.68rem;
  color: var(--er-t-muted);
  text-transform: lowercase;
}

.odp-main {
  overflow: auto;
  padding: 1.1rem 1.25rem 1.6rem;
  max-width: 52rem;
}

.odp-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 0.85rem;
}

.odp-kicker {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--er-t-gold);
}

.odp-head h1 {
  margin: 0.2rem 0 0;
  font-size: 1.45rem;
}

.odp-lead {
  margin: 0.4rem 0 0;
  color: var(--er-t-muted);
  font-size: 0.92rem;
  line-height: 1.45;
  max-width: 40rem;
}

.odp-stats {
  font-family: var(--er-t-mono);
  font-size: 0.82rem;
  color: var(--er-t-gold);
  white-space: nowrap;
}

.odp-pick {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 0.85rem;
}

.odp-termcard {
  padding: 0.9rem 1rem;
  margin-bottom: 0.9rem;
  border: 1px solid var(--er-t-border);
  border-radius: 12px;
  background: rgba(8, 18, 13, 0.7);
}

.odp-term-empty {
  margin: 0;
  color: var(--er-t-muted);
}

.odp-termcard .ar {
  margin: 0 0 0.15rem;
  font-size: 1.7rem;
  color: var(--er-t-gold);
}

.odp-termcard .nm {
  margin: 0;
  font-size: 1.2rem;
  font-weight: 700;
}

.odp-termcard .meta {
  margin: 0.35rem 0 0;
  font-size: 0.82rem;
  color: var(--er-t-muted);
}

.odp-qwrap {
  margin-bottom: 0.95rem;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  border: 1px solid rgba(196, 163, 90, 0.35);
  background: rgba(196, 163, 90, 0.08);
}

.odp-qlabel {
  margin: 0 0 0.28rem;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--er-t-gold);
}

.odp-question {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.4;
}

.odp-qengine {
  margin: 0.4rem 0 0;
  font-size: 0.72rem;
  color: var(--er-t-muted);
}

.odp-answer-label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--er-t-muted);
  margin-bottom: 0.3rem;
}

#odpText {
  width: 100%;
  background: #0e1a14;
  color: #f5ecd6;
  border: 1px solid var(--er-t-border);
  border-radius: 10px;
  padding: 0.7rem 0.8rem;
  font: inherit;
  resize: vertical;
  min-height: 7.5rem;
}

.odp-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.65rem 0 0.35rem;
}

.odp-status {
  margin: 0.2rem 0 0.6rem;
  font-size: 0.85rem;
  color: var(--er-t-muted);
}

.odp-status.is-err {
  color: #e8a0a0;
}

.odp-result {
  margin-top: 0.6rem;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--er-t-border);
  background: rgba(8, 18, 13, 0.65);
}

.odp-result .verdict {
  margin: 0 0 0.35rem;
  font-family: var(--er-t-mono);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.odp-result.is-correct { border-color: rgba(110, 207, 154, 0.55); }
.odp-result.is-correct .verdict { color: #6ecf9a; }
.odp-result.is-partial { border-color: rgba(196, 163, 90, 0.55); }
.odp-result.is-incorrect { border-color: rgba(201, 120, 120, 0.55); }
.odp-result.is-incorrect .verdict { color: #e8a0a0; }

.odp-result ul {
  margin: 0.35rem 0 0;
  padding-left: 1.1rem;
}

.odp-result .hint,
.odp-result .fix {
  margin: 0.4rem 0 0;
  color: var(--er-t-muted);
}

.odp-result .engine {
  margin: 0.5rem 0 0;
  font-size: 0.72rem;
  color: var(--er-t-muted);
}

.odp-result.is-saved {
  box-shadow: inset 0 0 0 1px rgba(110, 207, 154, 0.25);
}

.odp-decide {
  margin-top: 0.65rem;
  padding: 0.7rem 0.85rem 0.85rem;
  border-radius: 12px;
  border: 1px dashed rgba(196, 163, 90, 0.35);
}

.odp-decide p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--er-t-muted);
}

@media (max-width: 860px) {
  .odp-body {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(12rem, 32vh) minmax(0, 1fr);
  }

  .odp-nav {
    border-right: 0;
    border-bottom: 1px solid var(--er-t-border);
  }
}