:root {
  --bg: #0b1020;
  --panel: #151f35;
  --panel-2: #1b2742;
  --border: #2b3a60;
  --text: #eef4ff;
  --muted: #9eb0d3;
  --accent: #79a9ff;
  --accent-2: #5c8cff;
  --good: #4fd39a;
  --shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background:
    radial-gradient(circle at top, rgba(121, 169, 255, 0.12), transparent 25%),
    linear-gradient(180deg, #09101d, #0b1020 55%);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  min-height: 100vh;
}

.page {
  max-width: 1400px;
  margin: 0 auto;
  padding: 28px 20px 60px;
}

.hero {
  margin-bottom: 24px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.05;
}

h2,
h3,
h4 {
  margin-top: 0;
}

.subtitle {
  margin: 12px 0 0;
  max-width: 860px;
  color: var(--muted);
  font-size: 1.05rem;
}

.layout {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 20px;
  align-items: start;
}

.result-column {
  display: grid;
  gap: 22px;
}

.panel,
.primary-card {
  background: rgba(21, 31, 53, 0.95);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
}

.primary-card {
  background: linear-gradient(180deg, rgba(121, 169, 255, 0.12), rgba(121, 169, 255, 0.03));
  border-color: rgba(121, 169, 255, 0.2);
}

label {
  display: block;
  font-size: 0.95rem;
  color: var(--muted);
  margin-bottom: 8px;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  border-radius: 14px;
  padding: 14px 15px;
  font: inherit;
  outline: none;
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(121, 169, 255, 0.14);
}

textarea {
  resize: vertical;
  min-height: 220px;
  margin-top: 12px;
}

.button-row,
.filter-row,
.rec-meta,
.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.button-row {
  margin: 14px 0 16px;
}

.toolbar {
  justify-content: space-between;
  align-items: center;
}

button {
  border: none;
  border-radius: 14px;
  padding: 12px 16px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: 0.2s ease;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #09101d;
}

button.secondary,
.filter-btn {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

button:hover,
.filter-btn:hover {
  transform: translateY(-1px);
  opacity: 0.96;
}

.filter-btn.active {
  background: rgba(121, 169, 255, 0.14);
  border-color: rgba(121, 169, 255, 0.36);
}

.json-box summary {
  cursor: pointer;
  color: var(--accent);
  font-weight: 600;
}

.help-box {
  margin-top: 16px;
  padding: 14px;
  border-radius: 14px;
  background: rgba(121, 169, 255, 0.08);
  border: 1px solid rgba(121, 169, 255, 0.18);
}

.help-box p {
  margin-bottom: 0;
  color: var(--muted);
}

.status {
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 0.95rem;
  border: 1px solid transparent;
}

.status.idle {
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
}

.status.loading {
  background: rgba(121, 169, 255, 0.1);
  border-color: rgba(121, 169, 255, 0.25);
  color: #dbe8ff;
}

.status.success {
  background: rgba(79, 211, 154, 0.1);
  border-color: rgba(79, 211, 154, 0.25);
  color: #dffbee;
}

.status.error {
  background: rgba(255, 126, 138, 0.11);
  border-color: rgba(255, 126, 138, 0.25);
  color: #ffe5e9;
}

.empty-state {
  min-height: 320px;
  display: grid;
  place-items: center;
  text-align: center;
  color: var(--muted);
}

.primary-main {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 16px;
  align-items: start;
}

.primary-icon-wrap,
.rec-icon-wrap {
  display: grid;
  place-items: center;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.05);
  overflow: hidden;
  flex-shrink: 0;
}

.primary-icon-wrap {
  width: 84px;
  height: 84px;
  font-size: 2rem;
}

.rec-icon-wrap {
  width: 64px;
  height: 64px;
  font-size: 1.5rem;
}

.icon-img {
  width: 56px;
  height: 56px;
  object-fit: contain;
}

.card-top,
.rec-top,
.section-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.pill,
.score-pill,
.tag {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 0.84rem;
  font-weight: 700;
}

.pill {
  background: rgba(121, 169, 255, 0.12);
  color: #dfeaff;
  border: 1px solid rgba(121, 169, 255, 0.22);
}

.score-pill {
  background: rgba(79, 211, 154, 0.12);
  color: #dffbee;
  border: 1px solid rgba(79, 211, 154, 0.25);
}

.tag {
  background: rgba(255, 255, 255, 0.04);
  color: #d9e4ff;
  border: 1px solid var(--border);
}

.muted {
  color: var(--muted);
}

.small-text {
  margin-top: 8px;
  font-size: 0.92rem;
}

.section-summary {
  margin: 6px 0 0;
  max-width: 760px;
  font-size: 0.96rem;
}

.stat-grid,
.kpi-grid,
.two-col,
.stack {
  display: grid;
  gap: 16px;
}

.stat-grid {
  grid-template-columns: repeat(3, 1fr);
  margin-top: 18px;
}

.kpi-grid {
  grid-template-columns: repeat(4, 1fr);
}

.two-col {
  grid-template-columns: 1fr 1fr;
}

.stack {
  gap: 12px;
}

.mini-stat,
.kpi,
.rec-card,
.quality-card,
.cost-box {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
}

.kpi span,
.mini-stat span {
  display: block;
  color: var(--muted);
  margin-bottom: 6px;
  font-size: 0.92rem;
}

.kpi strong {
  font-size: 1.5rem;
}

.mini-stat strong {
  font-size: 1.35rem;
}

.rec-main {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 14px;
  align-items: start;
}

.rec-title {
  margin: 0 0 6px;
  font-size: 1.08rem;
  line-height: 1.3;
}

.cost-box {
  margin-top: 12px;
  background: rgba(11, 16, 32, 0.15);
  border-color: rgba(43, 58, 96, 0.7);
}

.book-alert {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 14px;
  align-items: center;
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(79, 211, 154, 0.12);
  border: 1px solid rgba(79, 211, 154, 0.3);
  box-shadow: var(--shadow);
}

.book-alert-icon {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(79, 211, 154, 0.16);
  border: 1px solid rgba(79, 211, 154, 0.24);
  font-size: 1.6rem;
}

.book-alert-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: #dffbee;
}

.book-alert-text {
  margin-top: 4px;
  color: #c8f5e1;
  line-height: 1.4;
}

.hidden {
  display: none !important;
}

@media (max-width: 1120px) {
  .layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .kpi-grid,
  .two-col,
  .stat-grid,
  .primary-main,
  .rec-main,
  .book-alert {
    grid-template-columns: 1fr;
  }

  .toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .page {
    padding: 20px 14px 40px;
  }

  .panel,
  .primary-card {
    padding: 18px;
  }
}