/* Artifact platform tokens — auto-resolved */
:root {
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1);
}

* { box-sizing: border-box; }
html, body, #root { height: 100%; margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
}

.app {
  min-height: 100%;
  display: flex;
  flex-direction: column;
}

/* ===== Topbar ===== */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1.25rem;
  border-bottom: 1px solid var(--neutral);
  background: var(--surface);
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--primary);
  font-family: var(--font-mono);
}
.tabs {
  display: inline-flex;
  gap: 0.25rem;
  background: var(--bg);
  padding: 0.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--neutral);
}
.tab {
  background: transparent;
  color: var(--text-muted);
  border: 0;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font: inherit;
  font-weight: 600;
}
.tab:hover { color: var(--text); }
.tab.active {
  background: var(--primary-tint);
  color: var(--primary-dark);
}
.who {
  font-family: var(--font-mono);
  color: var(--text-muted);
  font-size: 0.85rem;
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-sm);
  background: var(--bg);
  border: 1px solid var(--neutral);
}

/* ===== Main layout ===== */
.main {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(320px, 380px) 1fr;
  gap: 1.25rem;
  padding: 1.25rem;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
}
@media (max-width: 900px) {
  .main { grid-template-columns: 1fr; }
}
.panel {
  background: var(--surface);
  border: 1px solid var(--neutral);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
}
.panel.right { min-height: 70vh; }

/* ===== Brief form ===== */
.brief-form { display: flex; flex-direction: column; gap: 0.75rem; }
.brief-form label {
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}
.brief-form textarea {
  width: 100%;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--neutral);
  border-radius: var(--radius-md);
  padding: 0.75rem 0.9rem;
  font: inherit;
  resize: vertical;
  min-height: 90px;
}
.brief-form textarea:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-color: var(--primary);
}

button.primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--primary);
  color: var(--bg);
  border: 0;
  padding: 0.7rem 1rem;
  border-radius: var(--radius-md);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}
button.primary:hover:not(:disabled) { background: var(--primary-dark); }
button.primary:disabled { opacity: 0.55; cursor: not-allowed; }
button.primary:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.spinner {
  width: 14px; height: 14px;
  border: 2px solid var(--bg);
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

.presets { margin-top: 0.5rem; }
.presets-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}
.chips { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.chip {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--neutral);
  padding: 0.4rem 0.65rem;
  border-radius: var(--radius-sm);
  font: inherit;
  font-size: 0.82rem;
  cursor: pointer;
  text-align: left;
}
.chip:hover { border-color: var(--primary); color: var(--primary); }
.chip:disabled { opacity: 0.5; cursor: not-allowed; }

.tips {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px dashed var(--neutral);
}
.tips h3 {
  margin: 0 0 0.5rem 0;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}
.tips ul { margin: 0; padding-left: 1.1rem; color: var(--text-muted); font-size: 0.9rem; line-height: 1.6; }

.error {
  margin-top: 0.75rem;
  padding: 0.6rem 0.75rem;
  background: var(--primary-tint);
  color: var(--danger);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}

/* ===== Empty state ===== */
.empty {
  height: 100%;
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--text-muted);
  padding: 2rem;
}
.empty h2 { color: var(--text); margin: 1rem 0 0.5rem 0; }
.empty p { max-width: 440px; line-height: 1.5; }

.phone {
  width: 150px;
  height: 260px;
  background: var(--bg);
  border: 2px solid var(--neutral);
  border-radius: var(--radius-lg);
  padding: 10px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.phone-screen {
  width: 100%;
  height: 100%;
  background: var(--surface-2);
  border-radius: var(--radius-md);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-family: var(--font-mono);
}
.phone-text { font-size: 1.4rem; font-weight: 700; }
.phone-sub { font-size: 0.75rem; color: var(--text-muted); letter-spacing: 0.2em; margin-top: 0.25rem; }
.scan {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 30%;
  background: linear-gradient(to bottom, var(--primary-tint), transparent);
  animation: scan 2.4s ease-in-out infinite;
}
@keyframes scan {
  0% { transform: translateY(-30%); }
  100% { transform: translateY(330%); }
}

.pulse { display: flex; gap: 6px; }
.pulse span {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--primary);
  animation: pulse 1.2s ease-in-out infinite;
}
.pulse span:nth-child(2) { animation-delay: 0.15s; }
.pulse span:nth-child(3) { animation-delay: 0.3s; }
@keyframes pulse {
  0%, 80%, 100% { opacity: 0.3; transform: scale(0.8); }
  40% { opacity: 1; transform: scale(1.2); }
}

/* ===== Script output ===== */
.script { max-width: 820px; }
.script-head { margin-bottom: 1.5rem; }
.eyebrow {
  font-family: var(--font-mono);
  color: var(--primary);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.script h1 { margin: 0.25rem 0 0.4rem 0; font-size: 1.75rem; line-height: 1.2; }
.subject {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}
.head-actions { margin-top: 0.75rem; }

.section { margin-top: 1.75rem; }
.section h2 {
  margin: 0 0 0.75rem 0;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  border-bottom: 1px dashed var(--neutral);
  padding-bottom: 0.4rem;
}

.outil {
  background: var(--bg);
  border: 1px solid var(--neutral);
  border-radius: var(--radius-md);
  padding: 1rem;
}
.outil-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}
.outil-head a {
  color: var(--primary);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-decoration: none;
  word-break: break-all;
}
.outil-head a:hover { text-decoration: underline; }
.outil-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}
@media (max-width: 600px) { .outil-grid { grid-template-columns: 1fr; } }
.pricing {
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.75rem;
}
.pricing p { margin: 0.4rem 0 0 0; font-size: 0.9rem; color: var(--text-muted); line-height: 1.4; }

.pill {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.pill.free { background: var(--success); color: var(--bg); }
.pill.paid { background: var(--accent); color: var(--bg); }

.timeline {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.scene {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 1rem;
  padding: 0.9rem 1rem;
  background: var(--bg);
  border: 1px solid var(--neutral);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius-md);
}
@media (max-width: 600px) { .scene { grid-template-columns: 1fr; } }
.scene-tc { display: flex; flex-direction: column; gap: 0.25rem; }
.tc {
  font-family: var(--font-mono);
  color: var(--primary);
  font-weight: 700;
  font-size: 0.9rem;
}
.phase {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}
.scene-body p {
  margin: 0.35rem 0;
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 0.5rem;
  font-size: 0.9rem;
  line-height: 1.45;
}
@media (max-width: 500px) { .scene-body p { grid-template-columns: 1fr; } }
.row-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding-top: 2px;
}
.vo span:last-child { font-style: italic; }
.screen-text {
  font-family: var(--font-mono);
  background: var(--surface-2);
  padding: 0.15rem 0.4rem;
  border-radius: var(--radius-sm);
  display: inline-block;
  font-weight: 700;
  color: var(--accent);
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
@media (max-width: 700px) { .two-col { grid-template-columns: 1fr; } }
.plain-list { margin: 0; padding-left: 1.1rem; line-height: 1.6; color: var(--text); }
.plain-list li { margin-bottom: 0.3rem; }

.distrib {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}
@media (max-width: 700px) { .distrib { grid-template-columns: 1fr; } }
.card {
  background: var(--bg);
  border: 1px solid var(--neutral);
  border-radius: var(--radius-md);
  padding: 0.85rem 0.95rem;
  position: relative;
}
.card-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 0.3rem;
}
.card p { margin: 0 0 0.5rem 0; line-height: 1.45; font-size: 0.95rem; }

.copy {
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--neutral);
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-sm);
  font: inherit;
  font-size: 0.8rem;
  cursor: pointer;
}
.copy:hover { border-color: var(--primary); color: var(--primary); }

.warn {
  padding: 0.75rem;
  background: var(--primary-tint);
  color: var(--text);
  border-left: 3px solid var(--warning);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  line-height: 1.5;
}

/* ===== Guide ===== */
.guide { max-width: 760px; }
.guide h1 { margin: 0 0 0.5rem 0; }
.guide .lede { color: var(--text-muted); margin: 0 0 1.5rem 0; font-size: 1.05rem; line-height: 1.5; }
.guide h2 {
  margin: 1.5rem 0 0.5rem 0;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--primary);
}
.guide ul, .guide ol { padding-left: 1.25rem; line-height: 1.7; }
.guide li { margin-bottom: 0.3rem; }