:root {
  --bg-1: #f8f5ef;
  --bg-2: #efe7d7;
  --panel: rgba(255, 252, 246, 0.9);
  --panel-strong: rgba(255, 252, 246, 0.98);
  --ink: #1e2b2f;
  --muted: #5a666a;
  --accent: #0d6a73;
  --accent-2: #a13c27;
  --line: rgba(30, 43, 47, 0.14);
  --radius-lg: 20px;
  --radius-md: 12px;
  --shadow: 0 16px 36px rgba(20, 35, 40, 0.12);
  --font-display: "Fraunces", "Source Serif 4", serif;
  --font-ui: "Manrope", "Helvetica Neue", sans-serif;
  --font-text: "Source Serif 4", Georgia, serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  color: var(--ink);
  font-family: var(--font-ui);
  background: var(--bg-1);
}

.page-bg {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(90rem 45rem at 8% -5%, rgba(13, 106, 115, 0.18), transparent 55%),
    radial-gradient(75rem 42rem at 95% 0%, rgba(161, 60, 39, 0.16), transparent 58%),
    linear-gradient(145deg, var(--bg-1), var(--bg-2));
  z-index: -2;
}

.page-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.24;
  background-image: linear-gradient(to right, rgba(30, 43, 47, 0.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(30, 43, 47, 0.06) 1px, transparent 1px);
  background-size: 38px 38px;
  mask-image: radial-gradient(circle at 50% 35%, black, transparent 85%);
}

.shell {
  width: min(1600px, 95vw);
  margin: 0 auto;
}

.hero {
  padding: 2.4rem 0 1.2rem;
}

.kicker {
  margin: 0;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.76rem;
  font-weight: 700;
}

.hero h1 {
  font-family: var(--font-display);
  margin: 0.45rem 0 0.65rem;
  font-size: clamp(1.8rem, 3.4vw, 3.3rem);
  line-height: 1.1;
}

.hero h1 span {
  color: var(--accent-2);
}

.lede {
  max-width: 95ch;
  color: var(--muted);
  margin: 0;
  font-size: 1.05rem;
}

.method-box {
  margin-top: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 1rem 1.1rem;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.method-box h2 {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
}

.method-box ul {
  margin: 0 0 0.5rem 1.15rem;
  padding: 0;
  color: var(--muted);
}

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

.app-grid {
  display: grid;
  grid-template-columns: minmax(270px, 0.9fr) minmax(460px, 2fr) minmax(300px, 1.1fr);
  gap: 1rem;
  padding-bottom: 1.8rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}

.controls-panel,
.list-panel {
  padding: 1rem;
}

.controls-panel h3,
.list-panel h3 {
  margin: 0 0 0.65rem;
  font-family: var(--font-display);
  font-size: 1.26rem;
}

label {
  display: block;
  margin: 0.36rem 0 0.18rem;
  font-size: 0.82rem;
  color: var(--muted);
  font-weight: 600;
}

input[type="text"],
input[type="number"],
select {
  width: 100%;
  border: 1px solid rgba(30, 43, 47, 0.2);
  background: rgba(255, 255, 255, 0.9);
  border-radius: 10px;
  padding: 0.56rem 0.62rem;
  font: inherit;
  color: var(--ink);
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

.year-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.4rem;
  margin-top: 0.35rem;
}

.stack-sm {
  margin-top: 0.45rem;
}

.checkboxes {
  margin-top: 0.45rem;
  display: grid;
  gap: 0.2rem;
}

.checkboxes label {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0;
  font-weight: 500;
}

.jump-group {
  margin-top: 0.55rem;
}

.inline-row {
  display: flex;
  gap: 0.45rem;
  align-items: center;
}

.inline-row.compact {
  gap: 0.7rem;
}

.quick-jumps {
  margin-top: 0.62rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.38rem;
}

.chip {
  border: 1px solid rgba(13, 106, 115, 0.32);
  color: var(--accent);
  background: rgba(13, 106, 115, 0.08);
  border-radius: 999px;
  padding: 0.34rem 0.6rem;
  font: inherit;
  font-size: 0.8rem;
  cursor: pointer;
}

.stats-box {
  margin-top: 0.8rem;
  border-top: 1px solid var(--line);
  padding-top: 0.75rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.small-muted {
  color: var(--muted);
  font-size: 0.79rem;
}

.shortcuts {
  margin-top: 0.7rem;
}

.detail-panel {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  min-height: 76vh;
  background: var(--panel-strong);
}

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.btn {
  border: 1px solid rgba(30, 43, 47, 0.2);
  background: rgba(255, 255, 255, 0.9);
  border-radius: 10px;
  padding: 0.48rem 0.75rem;
  font: inherit;
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
  color: var(--ink);
}

.btn:hover {
  border-color: var(--accent);
}

.btn.ghost {
  background: rgba(13, 106, 115, 0.08);
  color: var(--accent);
  border-color: rgba(13, 106, 115, 0.28);
}

.view-toggle {
  display: inline-flex;
  border: 1px solid rgba(30, 43, 47, 0.22);
  border-radius: 12px;
  overflow: hidden;
}

.seg {
  border: 0;
  border-right: 1px solid rgba(30, 43, 47, 0.22);
  background: rgba(255, 255, 255, 0.75);
  padding: 0.44rem 0.66rem;
  font: inherit;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  color: var(--muted);
}

.seg:last-child {
  border-right: 0;
}

.seg.active {
  background: rgba(13, 106, 115, 0.12);
  color: var(--accent);
}

.detail-card {
  margin-top: 0.8rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem;
  display: grid;
  gap: 0.85rem;
  background: white;
}

.rank-line {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--accent);
  text-transform: uppercase;
}

.record-head h2 {
  margin: 0.22rem 0 0.32rem;
  font-family: var(--font-display);
  line-height: 1.2;
  font-size: clamp(1.18rem, 1.55vw, 1.7rem);
}

.meta-line,
.heading-line,
.addressee-line {
  margin: 0.18rem 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.heading-line,
.addressee-line {
  font-size: 0.87rem;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.55rem;
}

.metric {
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 0.55rem;
  background: #fbfaf7;
}

.metric span {
  display: block;
  font-size: 0.72rem;
  color: var(--muted);
  margin-bottom: 0.1rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.metric strong {
  font-size: 1rem;
  color: var(--ink);
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 0.55rem;
}

.method-card {
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 0.55rem;
  background: #f7f3eb;
}

.method-card span,
.method-card small {
  display: block;
  color: var(--muted);
}

.method-card span {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.method-card strong {
  display: block;
  margin: 0.16rem 0 0.08rem;
  font-size: 1rem;
  color: var(--accent-2);
}

.method-card small {
  font-size: 0.75rem;
  line-height: 1.35;
}

.signal-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.38rem;
}

.signal {
  border: 1px solid rgba(30, 43, 47, 0.22);
  border-radius: 999px;
  padding: 0.28rem 0.52rem;
  font-size: 0.74rem;
  color: var(--muted);
  background: rgba(248, 245, 239, 0.8);
}

.signal.good {
  border-color: rgba(13, 106, 115, 0.38);
  color: #0a5f67;
  background: rgba(13, 106, 115, 0.1);
}

.signal.warn {
  border-color: rgba(161, 60, 39, 0.38);
  color: #8f3421;
  background: rgba(161, 60, 39, 0.1);
}

.text-tools {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.7rem;
  flex-wrap: wrap;
}

.dedication-text {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, #fff, #fdfaf3);
  border-radius: 12px;
  padding: 0.9rem 0.95rem;
  font-family: var(--font-text);
  line-height: 1.62;
  letter-spacing: 0.012em;
  max-height: 52vh;
  overflow: auto;
  font-size: 18px;
}

.dedication-text p {
  margin: 0;
}

.list-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.4rem;
}

.ranked-list {
  margin-top: 0.5rem;
  max-height: 74vh;
  overflow: auto;
  display: grid;
  gap: 0.34rem;
  padding-right: 0.15rem;
}

.rank-item {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  text-align: left;
  border: 1px solid rgba(30, 43, 47, 0.16);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.88);
  padding: 0.48rem 0.54rem;
  cursor: pointer;
}

.rank-item:hover {
  border-color: rgba(13, 106, 115, 0.46);
  transform: translateY(-1px);
}

.rank-item.active {
  border-color: rgba(161, 60, 39, 0.6);
  background: rgba(161, 60, 39, 0.08);
}

.rank-pill {
  min-width: 2.35rem;
  text-align: center;
  border-radius: 999px;
  padding: 0.22rem 0.42rem;
  font-weight: 700;
  font-size: 0.74rem;
  color: white;
  background: linear-gradient(135deg, var(--accent), #0b4e55);
}

.item-main {
  display: grid;
  gap: 0.14rem;
  min-width: 0;
}

.item-title {
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.item-meta {
  font-size: 0.74rem;
  color: var(--muted);
}

.fade-in,
.slide-up {
  opacity: 0;
  animation: appear 550ms ease-out forwards;
}

.slide-up {
  transform: translateY(12px);
  animation-name: rise;
}

.delay-1 {
  animation-delay: 120ms;
}

.delay-2 {
  animation-delay: 220ms;
}

@keyframes appear {
  to {
    opacity: 1;
  }
}

@keyframes rise {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

kbd {
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: 6px;
  padding: 0.02rem 0.35rem;
  font-size: 0.74rem;
  background: white;
}

code {
  font-family: "IBM Plex Mono", "SFMono-Regular", Menlo, Consolas, monospace;
  background: rgba(13, 106, 115, 0.1);
  color: var(--accent);
  padding: 0.08rem 0.3rem;
  border-radius: 5px;
}

@media (max-width: 1200px) {
  .app-grid {
    grid-template-columns: 1fr;
  }

  .detail-panel {
    min-height: 0;
  }

  .metric-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ranked-list {
    max-height: 34vh;
  }

  .dedication-text {
    max-height: 44vh;
  }
}

@media (max-width: 640px) {
  .shell {
    width: min(1600px, 97vw);
  }

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

  .toolbar {
    align-items: stretch;
  }

  .view-toggle {
    width: 100%;
  }

  .seg {
    flex: 1;
  }

  .nav-actions {
    width: 100%;
    display: flex;
    gap: 0.45rem;
  }

  .nav-actions .btn {
    flex: 1;
  }
}