:root {
  --bg: #f6f3ee;
  --panel: #ffffff;
  --ink: #211c18;
  --muted: #766f68;
  --line: #ded7ce;
  --soft: #eee8df;
  --accent: #513a2c;
  --accent-2: #8c6b4f;
  --danger: #8a1f11;
  --ok: #275735;
  --shadow: 0 18px 45px rgba(33, 28, 24, .08);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.45;
}
a { color: inherit; }
code, pre { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
pre { white-space: pre-wrap; background: #f7f4ef; border: 1px solid var(--line); padding: .8rem; border-radius: .8rem; overflow:auto; }
.app-shell { display: grid; grid-template-columns: 280px 1fr; min-height: 100vh; }
.sidebar { position: sticky; top: 0; height: 100vh; padding: 1.25rem; border-right: 1px solid var(--line); background: #2b211b; color: #f8f1e8; display: flex; flex-direction: column; gap: 1.5rem; }
.brand { display:flex; gap:.8rem; align-items:center; }
.brand-mark { width: 48px; height:48px; display:grid; place-items:center; border-radius: 15px; background:#f8f1e8; color:#2b211b; font-weight:800; letter-spacing:-.06em; }
.brand small { display:block; color:#cbbeb1; margin-top:.15rem; }
.sidebar nav { display:grid; gap:.4rem; }
.sidebar nav a, .logout { text-decoration:none; padding:.75rem .8rem; border-radius:.75rem; color:#f8f1e8; }
.sidebar nav a:hover, .logout:hover { background: rgba(255,255,255,.09); }
.logout { margin-top:auto; color:#e7d2c3; }
.main { padding: 2rem; display:grid; gap: 1.5rem; max-width: 1500px; width:100%; }
.panel { background: var(--panel); border: 1px solid var(--line); box-shadow: var(--shadow); border-radius: 24px; padding: 1.35rem; }
.hero-panel { display:grid; grid-template-columns: 1.2fr .9fr; gap:1rem; align-items:center; }
h1, h2, h3 { margin: 0 0 .5rem; letter-spacing: -.035em; }
p { margin: .35rem 0 .75rem; }
.eyebrow { text-transform: uppercase; letter-spacing:.12em; font-size:.72rem; color: var(--accent-2); font-weight: 800; margin: 0 0 .3rem; }
.section-header { display:flex; justify-content:space-between; align-items:flex-start; gap:1rem; margin-bottom:1rem; }
.section-header.compact { margin-bottom:.2rem; align-items:center; }
.btn { border:1px solid var(--line); background:#fff; color:var(--ink); padding:.75rem 1rem; border-radius:.85rem; cursor:pointer; font-weight:700; text-decoration:none; display:inline-flex; align-items:center; justify-content:center; }
.btn:hover { border-color: var(--accent-2); }
.btn.primary { background: var(--accent); color:#fff; border-color: var(--accent); }
.btn.full { width:100%; }
.btn.subtle { background:transparent; }
.inline-form { display:flex; gap:.75rem; align-items:end; justify-content:flex-end; flex-wrap:wrap; }
.quick-actions { display:flex; gap:.65rem; flex-wrap:wrap; grid-column: 1 / -1; }
.active-scene-editor { grid-column: 1 / -1; }
label { display:grid; gap:.35rem; font-size:.88rem; font-weight:700; color:#4d443c; }
input, select, textarea { width:100%; border:1px solid var(--line); border-radius:.85rem; padding:.75rem .85rem; font:inherit; background:#fff; color:var(--ink); }
textarea { resize: vertical; }
.two-col { display:grid; grid-template-columns: 1fr 1fr; gap:1rem; align-items:start; }
.stacked-card, .list-card, .card { background:#fff; border:1px solid var(--line); border-radius: 18px; padding:1rem; }
.stacked-card { display:grid; gap:.8rem; }
.list-card { display:grid; gap:.6rem; max-height: 780px; overflow:auto; }
.full-width { margin-top:1rem; }
.narrow { max-width:700px; }
.grid.cards { display:grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap:1rem; }
.card { min-height: 150px; }
.badge { display:inline-flex; align-items:center; width:max-content; border-radius:999px; background: var(--soft); color: var(--accent); padding:.2rem .55rem; font-size:.73rem; font-weight:800; text-transform:uppercase; letter-spacing:.05em; }
.muted-badge { color: var(--muted); }
.muted { color: var(--muted); }
.empty-state { border:1px dashed var(--line); border-radius: 18px; padding: 1rem; color: var(--muted); background:#fbf8f3; }
.item-detail { border:1px solid var(--line); border-radius: 14px; padding:.75rem; background:#fffdf9; }
.item-detail summary { cursor:pointer; display:flex; align-items:center; gap:.5rem; }
.line-list { display:grid; gap:.5rem; margin:.8rem 0; }
.line-row { display:grid; grid-template-columns: 28px 100px 1fr; gap:.6rem; align-items:start; border:1px solid var(--line); padding:.7rem; border-radius: 12px; font-weight:500; }
.dialogue-edit-form { display:grid; gap:.8rem; }
.exchange-toggle { justify-self:start; margin-top:-.2rem; color:var(--muted); }
.exchange-dialogue-group { display:grid; gap:.08rem; border:1px solid transparent; border-radius:8px; margin:0; padding:0; }
.exchange-group-marker { display:none; margin:0 0 .18rem; padding:.08rem 0 .28rem; color:var(--accent); border-bottom:1px solid rgba(140,107,79,.18); font-size:.72rem; font-weight:900; text-transform:uppercase; letter-spacing:.05em; }
.script-page.show-exchange-groups .exchange-dialogue-group { margin:.2rem 0 .45rem; padding:.35rem .45rem .45rem; }
.script-page.show-exchange-groups .exchange-dialogue-group.has-exchange-attribution { border-color:rgba(140,107,79,.26); border-left:4px solid rgba(140,107,79,.72); background:rgba(140,107,79,.035); }
.script-page.show-exchange-groups .exchange-dialogue-group.is-unassigned { border-style:dashed; border-color:rgba(140,107,79,.18); background:rgba(255,253,249,.72); }
.exchange-dialogue-group.is-empty { display:none; }
.script-page.show-exchange-groups .exchange-group-marker { display:block; }
.exchange-overview { display:grid; grid-template-columns: .95fr 1.05fr; gap:1rem; align-items:start; margin-bottom:1rem; }
.exchange-list { display:grid; gap:1rem; }
.exchange-item { display:grid; gap:.85rem; }
.exchange-item-header { display:flex; justify-content:space-between; align-items:flex-start; gap:1rem; }
.exchange-stats { display:flex; gap:.4rem; flex-wrap:wrap; justify-content:flex-end; }
.exchange-template-admin { margin-top:1rem; }
.compact-form { margin-top:.7rem; }
.exchange-variable-list { display:grid; gap:.5rem; margin:.7rem 0; }
.variable-row { grid-template-columns: minmax(84px, auto) 150px minmax(0, 1fr); }
.script-editor-card { background:#fffdf7; border-color:#d9cdbd; }
.script-page { display:grid; gap:.08rem; background:#fffaf1; border:1px solid #d6c7b5; border-radius:8px; padding:1rem 1.15rem; box-shadow: inset 0 0 0 1px rgba(255,255,255,.7); }
.script-line { position:relative; display:grid; grid-template-columns: 1fr; gap:.08rem; align-items:start; padding:.18rem .2rem .34rem; border-radius:5px; }
.script-line:hover, .script-line:focus-within { background:rgba(140,107,79,.07); }
.script-line.is-deleted { display:none; }
.script-line.is-stage-direction .script-text-field { display:grid; grid-template-columns:auto minmax(0, 1fr) auto; align-items:start; gap:.08rem; }
.script-line.is-stage-direction .script-text-field::before { content:"["; font-family:Georgia, "Times New Roman", serif; font-size:.92rem; line-height:1.5; color:var(--muted); padding-top:.16rem; }
.script-line.is-stage-direction .script-text-field::after { content:"]"; font-family:Georgia, "Times New Roman", serif; font-size:.92rem; line-height:1.5; color:var(--muted); padding-top:.16rem; }
.script-line.is-stage-direction .script-line-text { font-style:italic; color:#4f4841; }
.script-speaker-cell { display:grid; grid-template-columns:158px auto; gap:.24rem; align-items:center; min-width:0; }
.script-text-cell { display:grid; grid-template-columns:minmax(0, 1fr) 18px; gap:.3rem; align-items:start; min-width:0; }
.script-speaker-field, .script-text-field { display:block; min-width:0; }
.script-speaker-select, .script-line-text { border:1px solid transparent; background:transparent; border-radius:4px; padding:.16rem .2rem; color:var(--ink); }
.script-speaker-select { font-family: Georgia, "Times New Roman", serif; font-size:.9rem; font-weight:900; text-transform:uppercase; letter-spacing:0; min-height:24px; cursor:pointer; }
.script-line-text { min-height:24px; line-height:1.42; overflow:hidden; resize:none; font-family: Georgia, "Times New Roman", serif; font-size:.9rem; font-weight:400; }
.script-speaker-select:hover, .script-line-text:hover, .script-speaker-select:focus, .script-line-text:focus { border-color:#d6c7b5; background:#fffdf9; outline:none; }
.script-line-controls { display:flex; gap:.12rem; opacity:0; pointer-events:none; transition:opacity .12s ease; }
.script-line:hover .script-line-controls, .script-line:focus-within .script-line-controls { opacity:1; pointer-events:auto; }
.script-tool { width:19px; height:19px; border:1px solid #d6c7b5; background:#fffdf9; color:var(--accent); border-radius:50%; padding:0; display:grid; place-items:center; font-size:.72rem; line-height:1; font-weight:800; cursor:pointer; }
.script-tool:hover { border-color:var(--accent-2); background:#f8efe1; }
.script-tool.danger { color:var(--danger); }
.script-lock { display:grid; place-items:center; padding-top:.24rem; opacity:.45; }
.script-lock:hover, .script-line:focus-within .script-lock { opacity:1; }
.script-lock input { width:13px; height:13px; margin:0; }
.dialogue-actions { display:flex; justify-content:space-between; gap:.7rem; flex-wrap:wrap; }
.danger-check { color: var(--danger); }
.speaker { font-weight:900; color: var(--accent); }
.sr-only { position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0; }
.mini-grid { display:grid; grid-template-columns: 1fr 1fr; gap:.7rem; }
.checkbox { display:flex; flex-direction:row; align-items:center; gap:.55rem; }
.checkbox input { width:auto; }
.endpoint-grid { display:grid; grid-template-columns: repeat(auto-fit, minmax(250px,1fr)); gap:1rem; margin-top:1rem; }
.history-list { display:grid; gap:.8rem; }
.history-item { border:1px solid var(--line); border-radius:18px; padding:1rem; background:#fff; display:grid; gap:.75rem; }
.history-meta { display:flex; align-items:center; gap:.55rem; flex-wrap:wrap; }
.history-actions { display:flex; justify-content:flex-end; }
.history-actions form { margin:0; }
.alert { border-radius: 14px; padding:.9rem 1rem; font-weight:700; }
.alert-danger { background:#fff0ed; border:1px solid #f0b8ae; color:var(--danger); }
.toast { position:fixed; right:1rem; bottom:1rem; background:#2b211b; color:#fff; padding:.85rem 1rem; border-radius:999px; opacity:0; transform:translateY(15px); transition:.18s ease; pointer-events:none; }
.toast.visible { opacity:1; transform:translateY(0); }
.login-body { min-height:100vh; display:grid; place-items:center; padding:1rem; }
.login-card { width:min(440px, 100%); background:#fff; border:1px solid var(--line); box-shadow:var(--shadow); border-radius:26px; padding:1.5rem; }
.login-card form { display:grid; gap:1rem; }
@media (max-width: 950px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { position:relative; height:auto; }
  .sidebar nav { grid-template-columns: repeat(auto-fit, minmax(120px,1fr)); }
  .hero-panel, .two-col, .exchange-overview { grid-template-columns: 1fr; }
  .exchange-item-header { display:grid; }
  .exchange-stats { justify-content:flex-start; }
  .script-page { padding:.75rem .55rem; }
  .script-line { gap:.16rem; padding:.28rem .25rem; }
  .script-speaker-cell { grid-template-columns:minmax(130px, 1fr) auto; }
  .script-line-controls, .script-lock { opacity:1; pointer-events:auto; }
  .inline-form { justify-content:flex-start; }
}