/* disene — base styles + theme tokens
   Palette from brief; Geist + Instrument Serif. */

@import url('https://fonts.googleapis.com/css2?family=Geist:wght@300;400;500;600;700&family=Instrument+Serif:ital@0;1&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --topbar-h: 68px;

  /* Type roles */
  --font-ui: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-serif: "Instrument Serif", ui-serif, Georgia, serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  /* Concept palette — constants from brief */
  --c-nucleus: #FF8800;
  --c-consist: #E8C547;
  --c-function: #7BADC8;
  --c-perspective: #5DCAA5;
  --c-pattern: #AFA9EC;
  --c-essence: #FF8800;

  /* Theme — defaults to light, overridden by [data-theme="dark"] */
  --bg: #F8F8F7;
  --bg-elev: #FBFBFA;
  --bg-sunk: #F1F0EC;
  --fg: #2C2C2A;
  --fg-2: #5A5953;
  --fg-3: #888780;
  --border: #D3D1C7;
  --border-soft: #E4E2D9;
  --field: #FFFFFF;
  --field-border: #DDDBD0;
  --shadow: 0 1px 2px rgba(31, 29, 20, 0.04), 0 8px 24px -16px rgba(31, 29, 20, 0.10);
  --shadow-lift: 0 1px 2px rgba(31, 29, 20, 0.04), 0 22px 60px -28px rgba(31, 29, 20, 0.22);
  --ring: rgba(212, 168, 67, .35);
}

[data-theme="dark"] {
  --bg: #111111;
  --bg-elev: #181816;
  --bg-sunk: #0B0B0A;
  --fg: #E9E7DF;
  --fg-2: #B9B7AE;
  --fg-3: #87867E;
  --border: #2A2A26;
  --border-soft: #1F1F1C;
  --field: #181816;
  --field-border: #2D2D29;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 12px 40px -20px rgba(0, 0, 0, 0.6);
  --shadow-lift: 0 2px 4px rgba(0, 0, 0, 0.5), 0 30px 80px -30px rgba(0, 0, 0, 0.8);
  --ring: rgba(212, 168, 67, .45);
}

/* Vibe variants — modulate background warmth + saturation */
[data-vibe="journal"] {
  --bg: #F4EFE6;
  --bg-elev: #F8F4EB;
  --bg-sunk: #ECE6D8;
  --border: #D9D1BC;
  --border-soft: #E4DEC8;
  --field: #FBF8F1;
  --field-border: #E0D8C3;
}

[data-vibe="journal"][data-theme="dark"] {
  --bg: #181410;
  --bg-elev: #211C16;
  --bg-sunk: #110E0B;
  --border: #322B22;
  --border-soft: #25201A;
  --field: #1E1913;
  --field-border: #322B22;
}

[data-vibe="cosmic"] {
  --bg: #F4F3F8;
  --bg-elev: #FAFAFC;
  --bg-sunk: #ECEBF2;
  --border: #D2D0DD;
  --field: #FFFFFF;
  --field-border: #DBD9E5;
}

[data-vibe="cosmic"][data-theme="dark"] {
  --bg: #0B0B14;
  --bg-elev: #15141F;
  --bg-sunk: #06060D;
  --border: #1F1E2C;
  --border-soft: #15141F;
  --field: #15141F;
  --field-border: #25243A;
}

* {
  box-sizing: border-box;
}


html,
body,
#root {
  height: 100%;
}

body {
  margin: 0;
  font-family: var(--font-ui);
  background: var(--bg);
  color: var(--fg);
  font-feature-settings: "ss01", "cv11", "tnum";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 14px;
  line-height: 1.5;
  letter-spacing: -0.005em;
}

button {
  font: inherit;
  color: inherit;
  border: none;
  background: none;
  padding: 0;
}

input,
textarea {
  font: inherit;
  color: inherit;
  background: transparent;
  border: 0;
  outline: none;
  resize: none;
  width: 100%;
}

::selection {
  background: rgba(212, 168, 67, 0.28);
  color: var(--fg);
}

/* Hide main page scrollbar */
html {
  scrollbar-width: none;
}

html::-webkit-scrollbar {
  display: none;
}

.no-scrollbar {
  scrollbar-width: none;
}

.no-scrollbar::-webkit-scrollbar {
  display: none;
}

/* Scrollbar — subtle (panels only) */
*::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

*::-webkit-scrollbar-track {
  background: transparent;
}

*::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 999px;
  border: 3px solid transparent;
  background-clip: content-box;
}

*::-webkit-scrollbar-thumb:hover {
  background: var(--fg-3);
  background-clip: content-box;
  border: 3px solid transparent;
}

/* ──────────────────── Logo / wordmark ──────────────────── */
.logo-dark {
  display: none;
}

[data-theme="dark"] .logo-light {
  display: none;
}

[data-theme="dark"] .logo-dark {
  display: block;
}

/* ──────────────────── Type-tag badges ──────────────────── */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
  padding: 4px 8px 4px 8px;
  border-radius: 999px;
  background: var(--bg-sunk);
  color: var(--fg-2);
  border: 1px solid var(--border-soft);
}

.tag::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: currentColor;
  opacity: 0.85;
}

.tag.constant {
  color: var(--c-consist);
}

.tag.function {
  color: var(--c-function);
}

.tag.perspective {
  color: var(--c-perspective);
}

.tag.pattern {
  color: var(--c-pattern);
}

.tag.essence {
  color: var(--c-essence);
}

.tag.nucleus {
  color: var(--c-nucleus);
}

.tag-flat {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-3);
  font-weight: 500;
}

/* ──────────────────── Progress dots ──────────────────── */
.dots {
  display: inline-flex;
  gap: 5px;
  align-items: center;
}

.dots .d {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--border);
  transition: background 200ms;
}

.dots .d.f-consist {
  background: var(--c-consist);
  opacity: .85;
}

.dots .d.f-function {
  background: var(--c-function);
  opacity: .85;
}

.dots .d.f-perspective {
  background: var(--c-perspective);
}

.dots .d.f-pattern {
  background: var(--c-pattern);
}

.dots .d.f-essence {
  background: var(--c-essence);
}

/* ──────────────────── Buttons ──────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-elev);
  color: var(--fg);
  cursor: pointer;
  transition: all 160ms;
  font-size: 13px;
  font-weight: 500;
}

.btn:hover {
  background: var(--bg-sunk);
  border-color: var(--fg-3);
}

.btn.primary {
  background: var(--fg);
  color: var(--bg);
  border-color: var(--fg);
}

.btn.primary:hover {
  opacity: .9;
}

.btn.ghost {
  background: transparent;
  border-color: transparent;
  color: var(--fg-2);
}

.btn.ghost:hover {
  color: var(--fg);
  background: var(--bg-sunk);
}

.btn.tiny {
  padding: 4px 8px;
  font-size: 11.5px;
  border-radius: 6px;
}

.btn.icon {
  padding: 6px;
}

/* ──────────────────── Card surface ──────────────────── */
.surface {
  background: var(--bg-elev);
  border-radius: 14px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, .04), 0 4px 20px -6px rgba(0, 0, 0, .08);
}

[data-theme="dark"] .surface {
  box-shadow: 0 1px 3px rgba(0, 0, 0, .4), 0 8px 32px -10px rgba(0, 0, 0, .6);
}

.surface-hover {
  transition: box-shadow 200ms, translate 200ms;
}

.surface-hover:hover {
  box-shadow: 0 2px 4px rgba(0, 0, 0, .06), 0 10px 36px -8px rgba(0, 0, 0, .14);
  translate: 0 -1px;
}

[data-theme="dark"] .surface-hover:hover {
  box-shadow: 0 2px 6px rgba(0, 0, 0, .5), 0 14px 48px -10px rgba(0, 0, 0, .7);
}

/* ──────────────────── Field ──────────────────── */
.field {
  background: var(--bg-elev);
  border: none;
  border-radius: 10px;
  padding: 12px 14px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, .04), 0 4px 20px -6px rgba(0, 0, 0, .08);
  transition: box-shadow 180ms;
}

[data-theme="dark"] .field {
  box-shadow: 0 1px 3px rgba(0, 0, 0, .4), 0 8px 32px -10px rgba(0, 0, 0, .6);
}

.field:focus-within {
  box-shadow: 0 1px 2px rgba(0, 0, 0, .04), 0 4px 20px -6px rgba(0, 0, 0, .08);
}

.field textarea,
.field input {
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.55;
  color: var(--fg);
  display: block;
}

.field textarea::placeholder,
.field input::placeholder {
  color: var(--fg-3);
  font-style: italic;
}

/* ──────────────────── Solo treatment ──────────────────── */
.solo {
  box-shadow: none !important;
}

.solo .solo-mark {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-3);
}

/* ──────────────────── Cards masonry ──────────────────── */
.qk-grid {
  column-count: 3;
  column-gap: 10px;
}

.qk-card {
  break-inside: avoid;
  display: inline-block;
  width: 100%;
  margin-bottom: 10px;
  border-radius: 16px;
  background: var(--bg-elev);
  box-shadow: 0 1px 2px rgba(0, 0, 0, .04), 0 4px 20px -6px rgba(0, 0, 0, .08);
  overflow: hidden;
  cursor: grab;
  transition: box-shadow 200ms, translate 200ms, opacity 200ms;
  position: relative;
}

[data-theme="dark"] .qk-card {
  box-shadow: 0 1px 3px rgba(0, 0, 0, .4), 0 8px 32px -10px rgba(0, 0, 0, .6);
}

.qk-card:hover {
  box-shadow: 0 2px 4px rgba(0, 0, 0, .06), 0 10px 36px -8px rgba(0, 0, 0, .14);
  translate: 0 -1px;
}

[data-theme="dark"] .qk-card:hover {
  box-shadow: 0 2px 6px rgba(0, 0, 0, .5), 0 14px 48px -10px rgba(0, 0, 0, .7);
}

.qk-actions {
  position: absolute;
  top: 10px;
  right: 10px;
  display: flex;
  gap: 5px;
  opacity: 0;
  transition: opacity 160ms;
}

.qk-card:hover .qk-actions {
  opacity: 1;
}

.qk-type-pill {
  display: flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--fg-3);
  pointer-events: none;
}

.qk-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 8px 20px 10px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  opacity: 0;
  transition: opacity 160ms;
}

.qk-card:hover .qk-info {
  opacity: 1;
}

.qk-overlay {
  position: absolute;
  inset: 0;
  background: color-mix(in oklab, var(--bg) 55%, transparent);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 12px 14px;
  opacity: 0;
  transition: opacity 180ms;
}

.qk-overlay-image {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.72) 0%, rgba(0, 0, 0, 0.3) 40%, transparent 70%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 12px 14px;
  opacity: 0;
  transition: opacity 180ms;
}

.qk-card:hover .qk-overlay,
.qk-card:hover .qk-overlay-image {
  opacity: 1;
}

.qk-card.qk-editing {
  box-shadow: 0 2px 8px rgba(0, 0, 0, .1), 0 8px 32px -8px rgba(0, 0, 0, .12);
  translate: 0 -1px;
  cursor: default;
}

.qk-card.qk-dragging {
  opacity: 0.3;
  cursor: grabbing;
}

.qk-drop-placeholder {
  break-inside: avoid;
  display: block;
  width: 100%;
  height: 64px;
  margin-bottom: 10px;
  border-radius: 14px;
  border: 2px dashed var(--ring);
  background: color-mix(in oklab, var(--ring) 7%, transparent);
}

@media (max-width: 960px) {
  .qk-grid {
    column-count: 2;
  }
}

@media (max-width: 540px) {
  .qk-grid {
    column-count: 1;
  }
}

/* ──────────────────── Library graph panel ──────────────────── */
.lib-graph {
  box-shadow: inset 0 2px 14px rgba(0, 0, 0, .07), inset 0 0 0 1px rgba(0, 0, 0, .05);
}

[data-theme="dark"] .lib-graph {
  box-shadow: inset 0 2px 14px rgba(0, 0, 0, .5), inset 0 0 0 1px rgba(255, 255, 255, .04);
}


/* ──────────────────── Anim ──────────────────── */
@keyframes fadeUp {
  from {
    opacity: 0;
    translate: 0 6px;
  }

  to {
    opacity: 1;
    translate: 0 0;
  }
}

.fade-up {
  animation: fadeUp 400ms cubic-bezier(.2, .7, .2, 1) both;
}

@keyframes pulse-soft {

  0%,
  100% {
    opacity: .6
  }

  50% {
    opacity: 1
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Header layout */
.app-shell {
  height: 100vh;
  overflow: hidden;
  background: var(--bg);
}

.app-main {
  width: 100%;
  height: 100vh;
  overflow-y: auto;
}

.topbar {
  position: fixed;
  left: 0;
  top: 0;
  width: 84px;
  height: 100vh;
  padding: 10px;
  z-index: 30;
  pointer-events: none;
}

.topbar-inner {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  padding: 12px 8px 14px;
  background: var(--bg-elev);
  border: none;
  border-radius: 16px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, .04), 0 4px 20px -6px rgba(0, 0, 0, .08);
  pointer-events: all;
  overflow: visible;
}

.topbar-spacer {
  flex: 1;
}

.topbar-link {
  color: var(--fg-3);
  font-size: 13px;
  padding: 6px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: color 160ms, background 160ms;
}

.topbar-link:hover {
  color: var(--fg);
  background: var(--bg-sunk);
}

.topbar-link.active {
  color: var(--fg);
  background: var(--bg-sunk);
}

/* Mode-switcher pill — shared across all page toolbars */
.mode-pill {
  display: flex;
  gap: 4px;
  padding: 3px;
  border-radius: 9px;
  background: var(--bg-elev);
  box-shadow: 0 1px 2px rgba(0, 0, 0, .04), 0 4px 20px -6px rgba(0, 0, 0, .08);
}

.mode-pill .btn:not([data-active]):hover {
  background: var(--bg-sunk) !important;
  border-color: transparent;
}

[data-theme="dark"] .mode-pill {
  box-shadow: 0 1px 3px rgba(0, 0, 0, .4), 0 8px 32px -10px rgba(0, 0, 0, .6);
}

/* Page container */
.page {
  max-width: 1240px;
  margin: 0 auto;
  padding: 36px 28px 80px 104px;
  width: 100%;
}

/* Concept title (serif) */
.concept-title {
  font-family: var(--font-serif);
  font-weight: 400;
  letter-spacing: 0.01em;
  line-height: 1.05;
  text-wrap: balance;
}

[data-theme="dark"] .concept-title {
  color: #F5F3EC;
}

/* Adjust tracking at display sizes */
.concept-title[style*="78px"],
.concept-title[style*="96px"] {
  letter-spacing: 0.005em;
}

.concept-title[style*="56px"] {
  letter-spacing: 0.008em;
}

.concept-title[style*="38px"],
.concept-title[style*="34px"] {
  letter-spacing: 0.01em;
}

.concept-title[style*="28px"],
.concept-title[style*="30px"] {
  letter-spacing: 0.01em;
}

.concept-title[style*="24px"] {
  letter-spacing: 0.012em;
}

/* Subtle inline rule */
.rule {
  height: 1px;
  background: var(--border-soft);
  border: 0;
  margin: 0;
}

/* Section heading (small caps + mono label) */
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 12px;
}

.section-head .meta {
  font-family: var(--font-mono);
  color: var(--fg-3);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

/* ──────────────────── Add button ──────────────────── */
.add-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 11px 4px 8px;
  border-radius: 999px;
  border: 1px dashed var(--border);
  background: transparent;
  color: var(--fg-3);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color 150ms, color 150ms;
}

.add-btn:hover {
  border-color: var(--fg-2);
  color: var(--fg);
}

/* Kbd */
.kbd {
  font-family: var(--font-mono);
  font-size: 10.5px;
  padding: 2px 6px;
  border-radius: 5px;
  border: 1px solid var(--border);
  background: var(--bg-sunk);
  color: var(--fg-2);
}

/* density: comfy / regular / compact will be applied per-screen via gap variables */
:root {
  --gap-section: 28px;
  --gap-block: 16px;
}

[data-density="compact"] {
  --gap-section: 18px;
  --gap-block: 10px;
}

[data-density="comfy"] {
  --gap-section: 40px;
  --gap-block: 22px;
}

/* ──────────────────── Range sliders ──────────────────── */

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 2px;
  background: var(--border);
  border-radius: 999px;
  outline: none;
  cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--c-nucleus);
  cursor: pointer;
  border: none;
  box-shadow: none;
  transition: transform 120ms;
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.18);
}

input[type="range"]::-moz-range-thumb {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--c-nucleus);
  cursor: pointer;
  border: none;
  box-shadow: none;
}

input[type="range"]::-moz-range-track {
  height: 2px;
  background: var(--border);
  border-radius: 999px;
}

/* ──────────────────── Responsive ──────────────────── */

/* Tablet ≤ 1024px */
@media (max-width: 1024px) {
  .page {
    padding: 24px 20px 60px 100px;
  }

  .tb-sep {
    display: none !important;
  }

  /* Library: 2-col cards, hide graph panel */
  .lib-grid {
    grid-template-columns: 1fr 1fr !important;
  }

  .lib-graph {
    display: none !important;
  }

  .lib-hero,
  .lib-quickadd,
  .lib-search,
  .lib-filters {
    grid-column: 1 / -1 !important;
    grid-row: auto !important;
  }

  .lib-hero-title {
    font-size: clamp(32px, 5vw, 48px) !important;
  }
}

/* Solar mobile */
@media (max-width: 600px) {
  .solar-legend {
    display: none !important;
  }

  .solar-bc {
    display: none !important;
  }

  .solar-side-panel {
    position: fixed !important;
    inset: 0 !important;
    width: 100% !important;
    z-index: 50;
  }
}

/* Mobile ≤ 600px */
@media (max-width: 600px) {
  .page {
    padding: 16px 14px 60px 16px;
  }

  .topbar {
    padding: 8px 12px;
  }

  /* Library: 1 col */
  .lib-grid {
    grid-template-columns: 1fr !important;
  }

  .lib-hero-title {
    font-size: 32px !important;
  }

  .lib-hero p {
    font-size: 14px !important;
  }

  /* ConceptEdit: stack columns */
  .ce-grid {
    grid-template-columns: 1fr !important;
    gap: 32px !important;
  }

  .ce-title {
    font-size: 42px !important;
  }

  /* ConceptRead: stack consist/function, shrink title */
  .cr-const-grid {
    grid-template-columns: 1fr !important;
  }

  .cr-title {
    font-size: 52px !important;
  }

  /* Toolbar mode switcher: wrap */
  .view-toolbar {
    flex-wrap: wrap;
    gap: 6px !important;
  }

  .view-mode-sw {
    order: 10;
    width: 100%;
    justify-content: flex-end;
  }
}