/* ── Design tokens ── */
:root {
  /* Canvas */
  --bg: #0d0f0d;
  --bg-elevated: #131512;
  --bg-surface: #181a16;
  /* Text */
  --text: #f3eee5;
  --text-soft: #cfc5b7;
  --text-muted: #897e70;
  --text-on-accent: #0d0f0d;
  /* Accent (warm gold) */
  --accent: #d5a15f;
  --accent-hover: #e0b472;
  --accent-hot: #f4cb88;
  --accent-press: #b88642;
  --accent-dim: #765333;
  --accent-subtle: rgba(213, 161, 95, 0.075);
  /* Borders */
  --border: rgba(213, 161, 95, 0.18);
  --border-soft: rgba(213, 161, 95, 0.085);
  --border-accent: rgba(213, 161, 95, 0.44);
  --border-focus: rgba(244, 203, 136, 0.54);
  /* Semantic */
  --green: #9ccf92;
  --green-glow: rgba(156, 207, 146, 0.55);
  --focus-ring: #f4cb88;
  /* Overlays */
  --shadow: rgba(0, 0, 0, 0.5);
  --panel: rgba(19, 18, 14, 0.68);
  /* Typefaces */
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "Outfit", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --serif: "Playfair Display", Georgia, serif;
  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-micro: 150ms;
  --dur-standard: 220ms;
  --dur-slow: 400ms;
}

/* ── Reset ── */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 var(--sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 78% 18%, rgba(213, 161, 95, 0.16), transparent 28%),
    radial-gradient(circle at 16% 78%, rgba(118, 83, 51, 0.22), transparent 30%),
    linear-gradient(135deg, #10110e 0%, var(--bg) 48%, #080908 100%);
  color: var(--text);
  overflow-x: hidden;
}

a {
  color: inherit;
}

img,
svg {
  display: block;
}

/* ── Depth layer 1: Structural grid ── */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    linear-gradient(var(--border-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-soft) 1px, transparent 1px);
  background-size: 8.333vw 33.333vh;
  mask-image: radial-gradient(ellipse 92% 78% at 50% 42%, black 12%, transparent 90%);
}

/* ── Depth layer 2: Film grain ── */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.88' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ── Content container ── */
.console {
  position: relative;
  z-index: 1;
  width: min(1240px, calc(100% - 4rem));
  min-height: 100vh;
  margin: 0 auto;
  padding: 1.4rem 0 2rem;
}

/* ── Topbar ── */
.topbar {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1.5rem;
  min-height: 3rem;
  padding-bottom: 2rem;
}

.mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(243, 238, 229, 0.035);
  overflow: hidden;
  box-shadow: 0 16px 45px var(--shadow);
}

.mark img {
  width: 32px;
  height: 32px;
  object-fit: cover;
  border-radius: 50%;
}

/* ── Shared mono-caps voice ── */
.topbar-status,
.nav a,
.eyebrow,
.card-index,
.telemetry dt,
.node,
.footer,
.footer-links,
.footer-links a {
  font-family: var(--mono);
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.note-index,
.note-meta,
.focus-list li {
  font-family: var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ── Topbar status ── */
.topbar-status {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--text-muted);
  font-size: 0.72rem;
  font-weight: 700;
}

.status-light {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 18px var(--green-glow);
}

/* ── Navigation ── */
.nav {
  display: flex;
  gap: clamp(0.9rem, 3vw, 2rem);
}

.nav a {
  color: var(--text-muted);
  font-size: 0.72rem;
  font-weight: 700;
  text-decoration: none;
  transition: color var(--dur-micro) var(--ease);
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--accent-hot);
}

/* ── Hero ── */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.75fr);
  gap: clamp(2.5rem, 6vw, 5.5rem);
  align-items: center;
  min-height: calc(100vh - 9rem);
  padding: 1rem 0 4rem;
}

/* ── Identity column ── */
.identity {
  position: relative;
}

/* Horizontal structural line behind identity */
.identity::before {
  content: "";
  position: absolute;
  width: 72vw;
  height: 1px;
  left: -8.333vw;
  top: 45%;
  background: var(--border);
  z-index: -1;
}

.eyebrow {
  margin: 0 0 1.2rem;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 700;
}

/* ── Display name ── */
h1 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(6rem, 15vw, 13.4rem);
  font-weight: 600;
  letter-spacing: 0;
  line-height: 0.78;
}

h1 span {
  display: block;
}

h1 span:last-child {
  color: var(--accent);
}

/* ── Body lead (position text) ── */
.position {
  max-width: 730px;
  margin: 1.4rem 0 0;
  color: var(--text-soft);
  font-size: clamp(1.2rem, 2.1vw, 1.62rem);
  font-weight: 300;
  letter-spacing: -0.01em;
  line-height: 1.55;
}

/* ── Buttons ── */
.primary-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2.1rem;
}

.button {
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.62rem;
  padding: 0 1.1rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(13, 15, 13, 0.7);
  color: var(--text-soft);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0;
  text-decoration: none;
  transition:
    transform var(--dur-standard) var(--ease),
    border-color var(--dur-standard) var(--ease),
    color var(--dur-standard) var(--ease),
    background var(--dur-standard) var(--ease);
}

.button svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
  flex-shrink: 0;
}

.button:hover,
.button:focus-visible {
  color: var(--accent-hot);
  border-color: var(--border-focus);
  background: var(--accent-subtle);
  transform: translateY(-2px);
}

.button:active {
  transform: translateY(0);
  background: rgba(213, 161, 95, 0.12);
  transition: transform 50ms var(--ease), background 50ms var(--ease);
}

.button-primary {
  color: var(--text);
  border-color: rgba(213, 161, 95, 0.58);
  background:
    linear-gradient(180deg, rgba(213, 161, 95, 0.24), rgba(213, 161, 95, 0.08)),
    rgba(13, 15, 13, 0.78);
}

.button-primary:hover,
.button-primary:focus-visible {
  border-color: var(--accent-hot);
  background:
    linear-gradient(180deg, rgba(213, 161, 95, 0.35), rgba(213, 161, 95, 0.14)),
    rgba(13, 15, 13, 0.85);
}

/* ── Ops panel ── */
.ops-panel {
  position: relative;
  padding: 1.25rem;
  border: 1px solid var(--border);
  background:
    linear-gradient(145deg, rgba(243, 238, 229, 0.05), transparent 38%),
    var(--panel);
  box-shadow: 0 26px 80px var(--shadow);
}

/* Gold corner brackets */
.ops-panel::before,
.ops-panel::after {
  content: "";
  position: absolute;
  width: 38px;
  height: 38px;
  pointer-events: none;
}

.ops-panel::before {
  top: -1px;
  left: -1px;
  border-top: 1px solid var(--accent);
  border-left: 1px solid var(--accent);
}

.ops-panel::after {
  right: -1px;
  bottom: -1px;
  border-right: 1px solid var(--accent);
  border-bottom: 1px solid var(--accent);
}

/* ── Portrait map ── */
.portrait-map {
  position: relative;
  min-height: 390px;
  display: grid;
  place-items: center;
  overflow: hidden;
}

/* Diamond frame (rotated square) */
.portrait-map::before {
  content: "";
  position: absolute;
  inset: 6%;
  border: 1px solid var(--border);
  transform: rotate(45deg);
}

/* Dashed ring */
.portrait-map::after {
  content: "";
  position: absolute;
  inset: 21%;
  border: 1px dashed rgba(213, 161, 95, 0.24);
  border-radius: 50%;
}

/* ── Portrait with spinning ring ── */
.portrait {
  position: relative;
  z-index: 3;
  width: min(72%, 285px);
  aspect-ratio: 1;
  border-radius: 22px;
  box-shadow: 0 24px 70px var(--shadow);
  transform: rotate(-2deg);
}

/* Spinning gold ring — gradient angle driven by JS, works cross-browser */
.portrait::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: -4px;
  border-radius: 26px;
  background: conic-gradient(from calc(215deg + var(--ring-angle, 0deg)), var(--accent), transparent 18%, transparent 76%, var(--accent-hot));
  pointer-events: none;
}

.portrait img {
  width: 100%;
  height: 100%;
  border-radius: 22px;
  object-fit: cover;
}

/* ── Route lines ── */
.route {
  position: absolute;
  z-index: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-accent), transparent);
  transform-origin: center;
}

.route-a {
  width: 82%;
  transform: rotate(28deg);
}

.route-b {
  width: 76%;
  transform: rotate(-36deg);
}

.route-c {
  width: 48%;
  transform: rotate(90deg);
}

/* ── Node labels ── */
.node {
  position: absolute;
  z-index: 4;
  border: 1px solid rgba(213, 161, 95, 0.36);
  border-radius: 999px;
  padding: 0.34rem 0.55rem;
  background: rgba(13, 15, 13, 0.78);
  color: var(--accent-hot);
  font-size: 0.62rem;
  font-weight: 700;
}

.node-cloud { top: 11%; right: 12%; }
.node-lab   { left: 8%; top: 48%; }
.node-home  { right: 16%; bottom: 12%; }

/* ── Telemetry ── */
.telemetry {
  margin: 1rem 0 0;
  border-top: 1px solid var(--border);
}

.telemetry div {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: 1rem;
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--border-soft);
}

.telemetry dt,
.telemetry dd {
  margin: 0;
}

.telemetry dt {
  color: var(--accent-dim);
  font-size: 0.65rem;
  font-weight: 700;
}

.telemetry dd {
  color: var(--text-soft);
  font-size: 0.95rem;
  font-weight: 400;
  letter-spacing: 0;
}

/* ── Field notes ── */
.field-notes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.8rem;
  padding: 1.25rem 0 2.75rem;
  border-top: 1px solid var(--border);
}

.notes-heading {
  display: grid;
  grid-template-columns: minmax(10rem, 0.22fr) minmax(0, 1fr);
  gap: clamp(1.25rem, 4vw, 3rem);
  align-items: baseline;
  padding: 1.3rem 0 0.45rem;
}

.card-index {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.68rem;
  font-weight: 700;
}

.notes-heading p:last-child {
  max-width: 34rem;
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 300;
  letter-spacing: 0;
  line-height: 1.6;
}

/* ── Note rows ── */
.note-row {
  display: grid;
  grid-template-columns: minmax(12rem, 0.34fr) minmax(0, 1fr);
  gap: clamp(1.25rem, 4vw, 3rem);
  position: relative;
  margin-bottom: 0.9rem;
  padding: 1.05rem 1.15rem 1.05rem 1.35rem;
  border-left: 1px solid var(--accent-dim);
  border-top: 1px solid var(--border-soft);
  background:
    linear-gradient(90deg, rgba(213, 161, 95, 0.04), transparent 32%),
    rgba(13, 15, 13, 0.1);
}

/* Gold corner hairline marks */
.note-row::before,
.note-row::after {
  content: "";
  position: absolute;
  left: -1px;
  width: 36px;
  height: 1px;
  background: var(--accent);
}

.note-row::before { top: -1px; }
.note-row::after  { bottom: -1px; }

.note-head {
  display: grid;
  gap: 0.55rem;
  align-content: start;
}

.note-index {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.68rem;
  font-weight: 700;
}

.note-row h2 {
  margin: 0.25rem 0 0;
  color: var(--text);
  font-size: clamp(1.25rem, 2vw, 1.7rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.08;
}

.note-body {
  display: grid;
  gap: 0.72rem;
  align-content: start;
  max-width: 68rem;
}

.note-body p {
  margin: 0;
  color: var(--text-soft);
  font-size: 1.08rem;
  font-weight: 300;
  letter-spacing: 0;
  line-height: 1.7;
}

.note-body .note-meta {
  color: var(--accent-dim);
  font-size: 0.68rem;
  font-weight: 700;
  line-height: 1.5;
}

/* ── Focus tags (Signals section) ── */
.focus-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.58rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.focus-list li {
  border: 1px solid rgba(213, 161, 95, 0.27);
  border-radius: 999px;
  padding: 0.44rem 0.72rem;
  color: var(--accent-hot);
  background: rgba(213, 161, 95, 0.045);
  font-size: 0.68rem;
  font-weight: 700;
}

/* ── Footer ── */
.footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.65rem;
  border-top: 1px solid var(--border);
  padding-top: 1.1rem;
  color: var(--text-muted);
  font-size: 0.68rem;
  font-weight: 700;
}

.footer-status,
.footer-links {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.footer-links {
  gap: 1.1rem;
  opacity: 0.82;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition:
    color var(--dur-micro) var(--ease),
    opacity var(--dur-micro) var(--ease);
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--accent-hot);
}

/* ── Focus ring (global) ── */
:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 4px;
}

/* ── Animation keyframes ── */
@keyframes ring-spin {
  to { transform: rotate(360deg); }
}

@keyframes pulse-route {
  0%, 100% { opacity: 0.28; }
  50%      { opacity: 0.75; }
}

/* ── Responsive: Tablet (620px – 980px) ── */
@media (max-width: 980px) {
  .console {
    width: min(100% - 3rem, 760px);
  }

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

  .topbar-status {
    display: none;
  }

  .nav {
    justify-content: flex-end;
    flex-wrap: wrap;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .ops-panel {
    order: -1;
  }

  .portrait-map {
    min-height: 310px;
  }

  .portrait {
    width: min(58%, 250px);
  }

  .field-notes {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .notes-heading {
    position: static;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
  }

  .notes-heading p:last-child {
    max-width: 100%;
  }

  .note-row {
    grid-column: 1;
    grid-template-columns: minmax(10rem, 0.34fr) minmax(0, 1fr);
  }
}

/* ── Responsive: Mobile (≤619px) ── */
@media (max-width: 620px) {
  .console {
    width: calc(100% - 2rem);
    padding-top: 1rem;
  }

  .topbar {
    gap: 1rem;
    padding-bottom: 1.4rem;
  }

  .mark {
    width: 38px;
    height: 38px;
  }

  .mark img {
    width: 29px;
    height: 29px;
  }

  .nav {
    gap: 0.8rem;
  }

  .nav a {
    font-size: 0.62rem;
  }

  .hero {
    gap: 1.9rem;
    padding-bottom: 2.2rem;
  }

  .ops-panel {
    padding: 0.85rem;
  }

  .portrait-map {
    min-height: 225px;
  }

  .portrait {
    width: 156px;
    border-radius: 17px;
  }

  .portrait::before {
    border-radius: 21px;
  }

  .portrait img {
    border-radius: 17px;
  }

  .node {
    font-size: 0.55rem;
    padding: 0.28rem 0.45rem;
  }

  .telemetry {
    display: none;
  }

  h1 {
    font-size: clamp(4.7rem, 25vw, 7rem);
  }

  .position {
    font-size: 1.05rem;
    letter-spacing: 0;
  }

  .primary-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .button {
    width: 100%;
  }

  .field-notes {
    padding-bottom: 2rem;
  }

  .notes-heading {
    grid-template-columns: 1fr;
    gap: 0.65rem;
  }

  .note-row {
    grid-template-columns: 1fr;
    gap: 0.6rem;
    padding: 1.1rem 1rem 1.1rem 1.1rem;
  }

  .note-body p {
    font-size: 1rem;
  }

  .note-body .note-meta {
    font-size: 0.62rem;
  }

  .footer {
    align-items: flex-start;
    flex-direction: column;
    line-height: 1.5;
  }

  .footer-links {
    gap: 1rem;
  }
}

/* ── Motion ── */
@media (prefers-reduced-motion: no-preference) {
  .route-a,
  .route-b,
  .route-c {
    animation: pulse-route 5s var(--ease) infinite;
  }

  .route-b { animation-delay: 1s; }
  .route-c { animation-delay: 2s; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}