@import url("https://fonts.googleapis.com/css2?family=Newsreader:ital,opsz,wght@0,6..72,300;0,6..72,400;0,6..72,500;1,6..72,300;1,6..72,400&family=Geist:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500&display=swap");

:root {
  /* Surfaces — Manim-style near-black canvas */
  --color-ink: #0b0d12;
  --color-ink-2: #11141b;
  --color-ink-3: #181c25;
  --color-ink-4: #20252f;
  --color-line: #232836;
  --color-line-2: #313848;

  /* Text */
  --color-fg: #eceef3;
  --color-fg-2: #a3a9b8;
  --color-fg-3: #6b7284;

  /* Manim palette — accents */
  --color-mblue: #58c4dd;
  --color-myellow: #f2d45c;
  --color-mgreen: #83c167;
  --color-mred: #fc6255;

  /* Fonts */
  --font-display: "Newsreader", ui-serif, Georgia, serif;
  --font-sans: "Geist", ui-sans-serif, system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  /* App legacy mapped variables */
  --bg: var(--color-ink);
  --panel: var(--color-ink-2);
  --panel-soft: var(--color-ink-3);
  --line: var(--color-line);
  --text: var(--color-fg);
  --muted: var(--color-fg-2);
  --blue: var(--color-mblue);
  --yellow: var(--color-myellow);
  --rose: var(--color-mred);
  --green: var(--color-mgreen);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background-color: var(--color-ink);
  color: var(--color-fg);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
}

/* Typography classes */
.font-display { font-family: var(--font-display); }
.font-sans { font-family: var(--font-sans); }
.font-mono { font-family: var(--font-mono); }

/* Color utilities */
.bg-ink { background-color: var(--color-ink); }
.bg-ink-2 { background-color: var(--color-ink-2); }
.bg-ink-3 { background-color: var(--color-ink-3); }
.bg-ink-4 { background-color: var(--color-ink-4); }

.text-fg { color: var(--color-fg); }
.text-fg-2 { color: var(--color-fg-2); }
.text-fg-3 { color: var(--color-fg-3); }

.text-mblue { color: var(--color-mblue); }
.text-myellow { color: var(--color-myellow); }
.text-mgreen { color: var(--color-mgreen); }
.text-mred { color: var(--color-mred); }

.border-line { border-color: var(--color-line); }
.border-line-2 { border-color: var(--color-line-2); }

.text-2xs { font-size: 11px; }
.text-3xs { font-size: 10px; }
.rounded-phone { border-radius: 34px; }
.shadow-card {
  box-shadow: 0 1px 0 0 rgba(255, 255, 255, 0.04) inset, 0 8px 24px -12px rgba(0, 0, 0, 0.6);
}

/* Manim grid background */
.manim-grid-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.45;
  background-image: 
    linear-gradient(var(--color-ink-3) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-ink-3) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at 70% 40%, black 30%, transparent 75%);
}

/* SVG Animations */
.animate-draw {
  stroke-dasharray: 220;
  stroke-dashoffset: 220;
  animation: draw 1.6s ease-out forwards;
}

.animate-fade {
  opacity: 0;
  animation: fade 0.6s ease-out forwards;
}

@keyframes draw {
  to {
    stroke-dashoffset: 0;
  }
}

@keyframes fade {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes blink {
  50% { opacity: 0; }
}

/* General Layout utilities */
.text-decoration-none { text-decoration: none; }

/* ==========================================================================
   STUDIO PAGE STYLES (MATCHED TO MANIM THEME)
   ========================================================================== */

.shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 42px;
}

.topbar {
  height: 64px;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-radius: 10px;
  border: 1px solid var(--color-line);
  background: var(--color-ink-2);
  margin-bottom: 24px;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--color-fg);
}

.brand-name {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -0.3px;
}

.brand-chip {
  background: var(--color-ink-3);
  color: var(--color-myellow);
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 10px;
  font-family: var(--font-mono);
  text-transform: uppercase;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  color: var(--color-fg-3);
  text-decoration: none;
  transition: color 0.2s;
}

.nav-link:hover {
  color: var(--color-fg);
}

.status-pill {
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 11px;
  font-family: var(--font-mono);
  background: var(--color-ink-3);
  color: var(--color-fg-3);
}

.status-pill.ready {
  color: var(--color-mgreen);
  border: 1px solid rgba(131, 193, 103, 0.2);
}

.status-pill.missing {
  color: var(--color-mred);
  border: 1px solid rgba(252, 98, 85, 0.2);
}

.auth-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 12px;
  font-family: var(--font-mono);
  background: var(--color-ink);
  border: 1px solid var(--color-line);
}

.auth-indicator {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-fg-3);
}

.auth-pill.logged-in .auth-indicator {
  background: var(--color-mgreen);
  box-shadow: 0 0 6px var(--color-mgreen);
}

.auth-action-btn {
  background: transparent;
  border: none;
  color: var(--color-myellow);
  cursor: pointer;
  padding: 0 4px;
  font-family: var(--font-mono);
  font-size: 11px;
}

.auth-action-btn:hover {
  text-decoration: underline;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(340px, 0.95fr);
  gap: 20px;
}

.prompt-panel,
.run-panel {
  border-radius: 12px;
  border: 1px solid var(--color-line);
  background: var(--color-ink-2);
  padding: 24px;
  box-shadow: var(--shadow-card);
}

.panel-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
}

.panel-heading.compact {
  margin-bottom: 16px;
}

.eyebrow {
  margin: 0 0 4px;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-fg-3);
  font-family: var(--font-mono);
}

h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 300;
  letter-spacing: -0.5px;
  color: var(--color-fg);
}

h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 300;
  color: var(--color-fg);
}

.model-chip {
  padding: 4px 9px;
  border-radius: 4px;
  border: 1px solid var(--color-line-2);
  background: var(--color-ink);
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--color-mblue);
}

.composer {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

textarea {
  width: 100%;
  border-radius: 8px;
  border: 1px solid var(--color-line-2);
  background: var(--color-ink);
  color: var(--color-fg);
  padding: 16px;
  resize: vertical;
  min-height: 180px;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  outline: none;
  transition: border-color 0.2s;
}

textarea:focus {
  border-color: var(--color-myellow);
}

.composer-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ghost-button {
  background: transparent;
  color: var(--color-fg-2);
  border: 1px solid var(--color-line-2);
  border-radius: 6px;
  padding: 8px 14px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-family: var(--font-sans);
  text-decoration: none;
  transition: all 0.2s;
}

.ghost-button:hover {
  border-color: var(--color-fg-3);
  color: var(--color-fg);
}

.send-button {
  background: var(--color-myellow);
  color: var(--color-ink);
  border: none;
  border-radius: 6px;
  padding: 9px 18px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font-sans);
  transition: background 0.2s;
}

.send-button:hover {
  background: var(--color-fg);
}

.progress-track {
  height: 4px;
  background: var(--color-ink-4);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 20px;
}

#progressBar {
  height: 100%;
  width: 0%;
  background: var(--color-myellow);
  transition: width 0.3s ease;
}

.progress-ring {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-myellow);
}

.steps {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 13px;
}

.steps li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-fg-3);
}

.steps li.done {
  color: var(--color-fg-2);
}

.steps li.done::before {
  content: "✓";
  color: var(--color-mgreen);
  font-family: var(--font-mono);
}

.steps li.active {
  color: var(--color-fg);
}

.steps li.active::before {
  content: "●";
  color: var(--color-myellow);
  animation: blink 1s infinite;
}

.steps li.idle::before {
  content: "○";
  color: var(--color-fg-3);
}

.steps li.error {
  color: var(--color-mred);
}

.steps li.error::before {
  content: "✕";
  color: var(--color-mred);
}

.trace {
  border-top: 1px solid var(--color-line);
  padding-top: 16px;
  margin-top: 16px;
}

.trace-steps {
  list-style: none;
  margin: 0 0 12px;
  padding: 0;
  font-size: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.trace-steps li {
  display: flex;
  justify-content: space-between;
  color: var(--color-fg-2);
  font-family: var(--font-mono);
  font-size: 11px;
}

.eval-chips {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.eval-chips span {
  font-size: 11px;
  font-family: var(--font-mono);
  border: 1px solid var(--color-line);
  border-radius: 4px;
  padding: 2px 7px;
  color: var(--color-mblue);
}

.beats-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 11px;
  margin-top: 8px;
}

.beats-table td {
  border-top: 1px solid var(--color-line);
  padding: 5px 6px;
}

.beats-table td.time {
  color: var(--color-fg-3);
}

#probeWrap img {
  width: 100%;
  max-width: 200px;
  border-radius: 6px;
  border: 1px solid var(--color-line-2);
  margin-top: 8px;
}

.output {
  margin-top: 20px;
  border-top: 1px solid var(--color-line);
  padding-top: 16px;
}

video {
  width: 100%;
  aspect-ratio: 9/16;
  background: var(--color-ink);
  border-radius: 12px;
  border: 1px solid var(--color-line-2);
}

.output-actions {
  display: flex;
  gap: 10px;
  margin-top: 12px;
}

.output-actions a {
  flex: 1;
  justify-content: center;
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

@media (max-width: 860px) {
  .workspace {
    grid-template-columns: 1fr;
  }
}