:root {
  color-scheme: dark;
  --ink: #11120f;
  --panel: rgba(23, 25, 21, 0.78);
  --panel-solid: #191b16;
  --paper: #f3ead2;
  --muted: #b7af9b;
  --line: rgba(243, 234, 210, 0.17);
  --moss: #7fb069;
  --amber: #f5b84b;
  --coral: #ff6f61;
  --cyan: #76d7c4;
  --blue: #6aa7c8;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.42);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--paper);
  background:
    radial-gradient(circle at 18% 8%, rgba(127, 176, 105, 0.26), transparent 28rem),
    radial-gradient(circle at 78% 16%, rgba(245, 184, 75, 0.2), transparent 25rem),
    linear-gradient(135deg, #0e100d 0%, #171811 46%, #0b1111 100%);
  font-family: "Avenir Next", "Gill Sans", "Trebuchet MS", sans-serif;
  overflow-x: hidden;
}

body.deep {
  --paper: #eaf8f4;
  --panel: rgba(7, 22, 24, 0.84);
  --panel-solid: #071719;
  --muted: #a2c6bf;
  --line: rgba(234, 248, 244, 0.18);
  background:
    radial-gradient(circle at 12% 12%, rgba(118, 215, 196, 0.24), transparent 28rem),
    radial-gradient(circle at 86% 18%, rgba(255, 111, 97, 0.16), transparent 24rem),
    linear-gradient(140deg, #061012, #101d1d 48%, #090d12);
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.13;
  z-index: 20;
  background-image:
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 6px 6px;
  mix-blend-mode: overlay;
}

.shell {
  width: min(1520px, calc(100% - 32px));
  margin: 0 auto;
  padding-bottom: 56px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 18px;
  padding: 14px 0;
  backdrop-filter: blur(18px);
}

.brand,
.nav a {
  color: var(--paper);
  text-decoration: none;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background:
    conic-gradient(from 140deg, var(--amber), var(--moss), var(--cyan), var(--coral), var(--amber));
  box-shadow: inset 0 0 0 8px rgba(17, 18, 15, 0.78);
}

.brand strong {
  display: block;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.1rem;
}

.brand small,
.eyebrow,
.kicker {
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
}

.nav {
  display: flex;
  gap: 8px;
  border: 1px solid var(--line);
  padding: 5px;
  background: rgba(0, 0, 0, 0.18);
}

.nav a,
button,
select,
input {
  font: inherit;
}

.nav a {
  padding: 9px 12px;
  color: var(--muted);
}

.nav a:hover {
  color: var(--paper);
  background: rgba(255, 255, 255, 0.07);
}

button {
  border: 0;
  color: var(--ink);
  cursor: pointer;
}

.icon-button {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  color: var(--paper);
  background: transparent;
  border: 1px solid var(--line);
}

.hero {
  min-height: calc(100vh - 78px);
  display: grid;
  grid-template-columns: minmax(320px, 0.82fr) minmax(560px, 1.18fr);
  gap: 24px;
  align-items: center;
  padding: 24px 0 40px;
}

.hero-copy {
  padding: 7vw 0;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 700;
}

h1 {
  max-width: 720px;
  margin-bottom: 22px;
  font-size: clamp(3rem, 6.8vw, 7.8rem);
  line-height: 0.88;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(1.35rem, 2.5vw, 2.35rem);
}

.lede {
  max-width: 590px;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.8;
}

.hero-actions,
.filter-row,
.knob-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.primary,
.secondary {
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid transparent;
}

.primary {
  background: var(--amber);
}

.secondary {
  color: var(--paper);
  background: transparent;
  border-color: var(--line);
}

.observatory-panel,
.field-card,
.research-board,
.logbook,
.ai-console,
.ai-memory,
.decoder,
.timeline {
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.observatory-panel,
.research-board,
.ai-console,
.ai-memory,
.decoder,
.timeline {
  padding: 18px;
}

.panel-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 16px;
}

.compact {
  margin-bottom: 8px;
}

.status-cluster {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: end;
}

.status-cluster span,
.badge {
  border: 1px solid var(--line);
  padding: 7px 9px;
  color: var(--muted);
  background: rgba(0, 0, 0, 0.16);
  white-space: nowrap;
}

.status-cluster b,
.badge {
  color: var(--paper);
}

.canvas-wrap {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    linear-gradient(rgba(243, 234, 210, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(243, 234, 210, 0.04) 1px, transparent 1px),
    #0c0f0c;
  background-size: 44px 44px;
  aspect-ratio: 1.55;
}

canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.scan-ring {
  position: absolute;
  width: 16px;
  height: 16px;
  border: 1px solid var(--cyan);
  border-radius: 50%;
  opacity: 0;
  transform: translate(-50%, -50%) scale(1);
  pointer-events: none;
}

.scan-ring.active {
  animation: scan 900ms ease-out;
}

@keyframes scan {
  0% { opacity: 0.95; transform: translate(-50%, -50%) scale(1); }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(24); }
}

.tooltip {
  position: absolute;
  left: 18px;
  bottom: 18px;
  max-width: 300px;
  padding: 10px 12px;
  color: var(--paper);
  background: rgba(0, 0, 0, 0.64);
  border: 1px solid var(--line);
  opacity: 0;
  transform: translateY(8px);
  transition: 180ms ease;
  pointer-events: none;
}

.tooltip.show {
  opacity: 1;
  transform: translateY(0);
}

.control-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 14px;
}

label span {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.86rem;
  margin-bottom: 7px;
}

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

.dashboard {
  display: grid;
  grid-template-columns: 280px minmax(420px, 1fr) 310px;
  gap: 18px;
  padding: 22px 0;
}

.field-card,
.logbook {
  padding: 16px;
}

.route-list {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.route {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 10px;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.035);
}

.route i {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  color: var(--ink);
  background: var(--moss);
  font-style: normal;
}

.route:nth-child(2n) i {
  background: var(--cyan);
}

.route:nth-child(3n) i {
  background: var(--coral);
}

.route strong {
  display: block;
}

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

.board-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.tab {
  padding: 9px 12px;
  color: var(--paper);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
}

.tab.active {
  color: var(--ink);
  background: var(--cyan);
}

.filter-row {
  margin-bottom: 14px;
}

input[type="search"],
select {
  min-height: 42px;
  color: var(--paper);
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.2);
  padding: 0 12px;
}

input[type="search"] {
  flex: 1 1 240px;
}

select {
  flex: 0 0 155px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.archive-card {
  position: relative;
  min-height: 178px;
  padding: 14px;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(255,255,255,0.07), transparent 42%),
    rgba(0, 0, 0, 0.18);
}

.archive-card::before {
  content: "";
  position: absolute;
  inset: auto 12px 12px auto;
  width: 54px;
  height: 54px;
  background: var(--accent, var(--amber));
  clip-path: polygon(50% 0, 92% 25%, 92% 75%, 50% 100%, 8% 75%, 8% 25%);
  opacity: 0.86;
}

.archive-card h3 {
  margin-bottom: 8px;
  font-family: Georgia, "Times New Roman", serif;
}

.archive-card p {
  color: var(--muted);
  line-height: 1.55;
  margin-bottom: 14px;
}

.tag-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.tag {
  padding: 4px 7px;
  color: var(--ink);
  background: var(--accent, var(--amber));
  font-size: 0.75rem;
}

.log-list {
  min-height: 340px;
  max-height: 520px;
  overflow: auto;
  padding-left: 22px;
  color: var(--muted);
}

.log-list li {
  margin: 12px 0;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.split-section {
  display: grid;
  grid-template-columns: minmax(420px, 1.2fr) minmax(300px, 0.8fr);
  gap: 18px;
  padding: 22px 0;
}

.ai-lab {
  display: grid;
  grid-template-columns: minmax(420px, 1fr) 340px;
  gap: 18px;
  padding: 22px 0;
}

.ai-layout {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 16px;
  align-items: stretch;
}

.ai-orb {
  position: relative;
  min-height: 260px;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    linear-gradient(rgba(243, 234, 210, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(243, 234, 210, 0.035) 1px, transparent 1px),
    rgba(0, 0, 0, 0.2);
  background-size: 22px 22px;
}

.ai-orb span,
.ai-orb i {
  position: absolute;
  inset: 50% auto auto 50%;
  display: block;
  transform: translate(-50%, -50%);
  border-radius: 50%;
}

.ai-orb span {
  width: 112px;
  height: 112px;
  background:
    radial-gradient(circle at 34% 30%, var(--paper), transparent 12%),
    conic-gradient(var(--cyan), var(--amber), var(--coral), var(--moss), var(--cyan));
  box-shadow: 0 0 54px rgba(118, 215, 196, 0.28);
  animation: orbSpin 7s linear infinite;
}

.ai-orb i {
  width: 152px;
  height: 152px;
  border: 1px solid rgba(118, 215, 196, 0.58);
  animation: orbPulse 1800ms ease-in-out infinite;
}

@keyframes orbSpin {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes orbPulse {
  0%, 100% { opacity: 0.35; transform: translate(-50%, -50%) scale(0.9); }
  50% { opacity: 0.9; transform: translate(-50%, -50%) scale(1.06); }
}

.ai-chat {
  min-height: 260px;
  max-height: 420px;
  overflow: auto;
  display: grid;
  align-content: start;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.18);
}

.ai-message {
  padding: 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.045);
}

.ai-message.user {
  border-color: rgba(245, 184, 75, 0.45);
  background: rgba(245, 184, 75, 0.08);
}

.ai-message b {
  display: block;
  margin-bottom: 6px;
  color: var(--cyan);
}

.ai-message.user b {
  color: var(--amber);
}

.ai-message p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.65;
}

.ai-prompts,
.ai-input-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.ai-prompts button {
  min-height: 38px;
  padding: 0 12px;
  color: var(--paper);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
}

.ai-prompts button:hover {
  color: var(--ink);
  background: var(--cyan);
}

.ai-input-row input {
  flex: 1 1 260px;
  min-height: 46px;
  color: var(--paper);
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.22);
  padding: 0 12px;
}

.ai-memory dl {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
}

.ai-memory div {
  padding: 11px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.035);
}

.ai-memory dt {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ai-memory dd {
  margin: 4px 0 0;
  color: var(--paper);
  line-height: 1.45;
}

.signal-display {
  border: 1px solid var(--line);
  background: #070907;
}

.signal-display p {
  min-height: 72px;
  margin: 0;
  padding: 16px;
  color: var(--cyan);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.1rem, 2vw, 1.8rem);
  line-height: 1.45;
}

.knob-row {
  margin-top: 14px;
}

.knob-row label {
  flex: 1 1 180px;
}

.timeline h2,
.collection h2 {
  margin-bottom: 18px;
}

.time-item {
  display: grid;
  grid-template-columns: 86px 1fr;
  gap: 14px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.time-item strong {
  color: var(--amber);
}

.time-item p {
  color: var(--muted);
  line-height: 1.55;
  margin-bottom: 0;
}

.collection {
  padding: 38px 0 12px;
}

.collection-copy {
  max-width: 720px;
  margin-bottom: 18px;
}

.collection-copy p {
  color: var(--muted);
  line-height: 1.7;
}

.specimen-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.specimen {
  min-height: 230px;
  perspective: 900px;
  display: block;
  width: 100%;
  padding: 0;
  color: var(--paper);
  background: transparent;
  border: 0;
  text-align: left;
}

.specimen-inner {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  min-height: 230px;
  transition: transform 600ms cubic-bezier(.2,.7,.2,1);
  transform-style: preserve-3d;
}

.specimen.flipped .specimen-inner {
  transform: rotateY(180deg);
}

.face {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-rows: auto 1fr;
  align-content: space-between;
  padding: 14px;
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 72% 18%, color-mix(in srgb, var(--accent), transparent 70%), transparent 8rem),
    linear-gradient(145deg, rgba(255, 255, 255, 0.06), transparent 50%),
    var(--panel-solid);
  backface-visibility: hidden;
}

.face.back {
  transform: rotateY(180deg);
  background:
    linear-gradient(135deg, rgba(118, 215, 196, 0.16), transparent),
    var(--panel-solid);
}

.sigil {
  width: 88px;
  height: 88px;
  margin: 8px auto 22px;
  border: 1px solid var(--line);
  background:
    radial-gradient(circle, var(--accent) 0 16%, transparent 17%),
    conic-gradient(var(--accent), transparent, var(--accent), transparent, var(--accent));
  clip-path: polygon(50% 0, 61% 35%, 98% 35%, 68% 56%, 79% 92%, 50% 70%, 21% 92%, 32% 56%, 2% 35%, 39% 35%);
}

.face h3 {
  margin-bottom: 8px;
  font-family: Georgia, "Times New Roman", serif;
}

.face p {
  color: var(--muted);
  line-height: 1.55;
  margin-bottom: 0;
}

.toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 30;
  max-width: 360px;
  padding: 12px 14px;
  color: var(--ink);
  background: var(--amber);
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(14px);
  transition: 220ms ease;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1080px) {
  .hero,
  .dashboard,
  .ai-lab,
  .split-section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

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

@media (max-width: 720px) {
  .shell {
    width: min(100% - 22px, 1520px);
  }

  .topbar {
    grid-template-columns: 1fr auto;
  }

  .nav {
    grid-column: 1 / -1;
    overflow-x: auto;
  }

  .hero-copy {
    padding-top: 34px;
  }

  h1 {
    font-size: clamp(2.75rem, 17vw, 4.4rem);
  }

  .observatory-panel,
  .research-board,
  .ai-console,
  .ai-memory,
  .decoder,
  .timeline,
  .field-card,
  .logbook {
    padding: 12px;
  }

  .control-grid,
  .card-grid,
  .specimen-grid {
    grid-template-columns: 1fr;
  }

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

  .ai-orb {
    min-height: 180px;
  }

  .canvas-wrap {
    aspect-ratio: 0.9;
  }

  .time-item {
    grid-template-columns: 1fr;
  }
}