:root{
  --bg:#fbf3e8;
  --paper:#fffaf3;
  --ink:#211a16;
  --muted:#74675e;
  --line:#2a211d1f;
  --brand:#c96f3e;
  --brand-dark:#7e4329;
  --rose:#c98b8f;
  --shadow:0 24px 70px rgba(42,33,29,.14);
  --radius:24px;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:
  radial-gradient(circle at 0 0,#f3d6c6 0,transparent 34rem),
  radial-gradient(circle at 100% 12%,#ead2d4 0,transparent 28rem),
  linear-gradient(135deg,var(--bg),#fff8ee 48%,#f8ecdc);min-height:100svh}
body:before{content:"";position:fixed;inset:0;pointer-events:none;background-image:radial-gradient(#7e432916 1px,transparent 1px);background-size:18px 18px;mask-image:linear-gradient(#000,transparent 85%)}
button,input,textarea,select{font:inherit}
button{cursor:pointer}

/* ---------- header ---------- */
.factory-header{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.72rem clamp(1rem,2.2vw,1.6rem);background:rgba(255,250,243,.82);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:.8rem;color:inherit;text-decoration:none;min-width:0}
.brand img{width:104px;height:auto;object-fit:contain;filter:drop-shadow(0 4px 9px rgba(197,90,36,.22))}
.brand__text{display:grid;line-height:1.05}
.brand__text strong{font-family:Georgia,"Times New Roman",serif;font-size:1.08rem;letter-spacing:-.035em}
.brand__text small{text-transform:uppercase;letter-spacing:.14em;font-size:.62rem;color:var(--muted);font-weight:800}
.header-actions{display:flex;align-items:center;gap:.6rem;justify-content:flex-end}
.progress-pill{position:relative;overflow:hidden;min-width:64px;height:34px;border-radius:999px;background:#fff;border:1px solid var(--line);display:grid;place-items:center;color:var(--brand-dark);font-weight:900;font-size:.8rem}
.progress-pill i{position:absolute;left:0;bottom:0;height:3px;width:0;background:linear-gradient(90deg,var(--brand),var(--rose));transition:width .25s}
.submit-btn{border:0;border-radius:999px;color:#fff;background:linear-gradient(135deg,var(--brand-dark),var(--brand));box-shadow:0 12px 30px rgba(126,67,41,.28);font-weight:900;padding:.72rem 1.05rem;transition:transform .18s,box-shadow .18s}
.submit-btn:hover{transform:translateY(-1px)}
.submit-btn[disabled]{opacity:.6;cursor:wait;transform:none}

/* ---------- mobile view toggle ---------- */
.view-toggle{display:none;position:sticky;top:58px;z-index:19;margin:.6rem auto 0;width:min(92vw,320px);background:#fff;border:1px solid var(--line);border-radius:999px;padding:.28rem;gap:.25rem;box-shadow:0 10px 26px rgba(42,33,29,.08)}
.view-toggle button{flex:1;border:0;border-radius:999px;background:transparent;padding:.55rem .8rem;font-weight:900;color:var(--muted);transition:background .18s,color .18s}
.view-toggle button.is-active{background:linear-gradient(135deg,var(--brand-dark),var(--brand));color:#fff;box-shadow:0 8px 18px rgba(126,67,41,.25)}

/* ---------- shell ---------- */
.factory-shell{display:grid;grid-template-columns:minmax(360px,520px) minmax(0,1fr);gap:clamp(1rem,2vw,1.5rem);padding:clamp(1rem,2.2vw,1.5rem);max-width:1760px;margin:0 auto}
.builder-panel,.preview-panel{min-width:0}
.builder-panel{display:grid;gap:1rem;align-content:start}
.intro-card,.form-section,.preview-toolbar{background:rgba(255,250,243,.85);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:var(--radius)}
.intro-card{padding:1.15rem 1.2rem}
.intro-card h1{font-family:Georgia,"Times New Roman",serif;font-size:clamp(1.85rem,3.6vw,2.9rem);letter-spacing:-.055em;line-height:.96;margin:.35rem 0 .55rem}
.intro-card p:last-child{color:var(--muted);line-height:1.6;margin:0}
.eyebrow{margin:0;color:var(--brand-dark);font-size:.72rem;font-weight:950;letter-spacing:.17em;text-transform:uppercase}

/* ---------- form sections (accordion) ---------- */
.builder-form{display:grid;gap:.9rem}
.form-section{overflow:hidden}
.form-section summary{list-style:none;padding:1rem 1.1rem;font-weight:950;display:flex;align-items:center;gap:.6rem;cursor:pointer;user-select:none}
.form-section summary::-webkit-details-marker{display:none}
.form-section summary:after{content:"⌄";margin-left:auto;color:var(--brand-dark);transition:transform .2s}
.form-section[open] summary:after{transform:rotate(180deg)}
.step-num{display:inline-grid;place-items:center;width:24px;height:24px;border-radius:50%;background:#fff;border:1px solid var(--line);color:var(--brand-dark);font-size:.78rem;font-weight:950;flex:0 0 auto}
.done-tick{display:none;font-style:normal;color:#fff;background:#7ca66a;width:20px;height:20px;border-radius:50%;font-size:.72rem;display:none;place-items:center}
.form-section.is-done .done-tick{display:inline-grid}
.form-section.is-done .step-num{background:#f0f6ec;border-color:#7ca66a55;color:#5a7d4b}
.section-body{display:grid;gap:.85rem;padding:0 1.1rem 1.1rem}
.section-note{margin:0;color:var(--muted);font-size:.88rem;line-height:1.55}
label{display:grid;gap:.38rem;color:var(--muted);font-size:.76rem;font-weight:900;text-transform:uppercase;letter-spacing:.08em}
.req{display:inline;color:var(--brand);font-size:.64rem;letter-spacing:.1em;margin-left:.3rem}
.hint{color:var(--muted);font-size:.78rem;font-weight:600;text-transform:none;letter-spacing:normal;line-height:1.45}
input,textarea,select{width:100%;border:1px solid var(--line);background:#fffefa;color:var(--ink);border-radius:14px;padding:.78rem .85rem;outline:none;text-transform:none;letter-spacing:normal;font-weight:600;transition:border-color .18s,box-shadow .18s}
input::placeholder,textarea::placeholder{color:#a89a8e;font-weight:500}
textarea{resize:vertical;line-height:1.5}
input:focus,textarea:focus,select:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(201,111,62,.13)}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}

/* ---------- pill pickers + theme swatches ---------- */
.pill-group{border:0;margin:0;padding:0;display:grid;gap:.45rem}
.pill-group legend{padding:0;color:var(--muted);font-size:.76rem;font-weight:900;text-transform:uppercase;letter-spacing:.08em;margin-bottom:.1rem}
.pill-row{display:flex;flex-wrap:wrap;gap:.45rem}
.pill{border:1px solid var(--line);background:#fff;border-radius:999px;padding:.55rem .85rem;font-size:.85rem;font-weight:800;color:var(--muted);transition:all .16s}
.pill:hover{border-color:var(--brand);color:var(--brand-dark)}
.pill.is-active{background:linear-gradient(135deg,var(--brand-dark),var(--brand));border-color:transparent;color:#fff;box-shadow:0 8px 20px rgba(126,67,41,.24)}
.swatch-row{display:grid;grid-template-columns:repeat(auto-fill,minmax(128px,1fr));gap:.55rem}
.swatch{display:grid;gap:.45rem;justify-items:start;border:1.5px solid var(--line);background:#fff;border-radius:16px;padding:.7rem .75rem;transition:all .16s;text-align:left}
.swatch:hover{border-color:var(--brand)}
.swatch.is-active{border-color:var(--brand);box-shadow:0 0 0 3px rgba(201,111,62,.16),0 10px 24px rgba(126,67,41,.14)}
.swatch-dots{display:flex;gap:.28rem}
.swatch-dots i{width:18px;height:18px;border-radius:50%;border:1px solid rgba(0,0,0,.08)}
.swatch-name{font-size:.78rem;font-weight:800;color:var(--ink);line-height:1.2}
.advanced-colors{border:1px dashed var(--line);border-radius:16px;padding:.6rem .8rem}
.advanced-colors summary{cursor:pointer;font-size:.8rem;font-weight:800;color:var(--muted)}
.advanced-colors[open] summary{margin-bottom:.6rem}
.color-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:.6rem;margin-bottom:.5rem}
.color-grid input{height:44px;padding:.2rem;border-radius:12px}

/* ---------- uploads ---------- */
.upload-box,.mini-upload{border:1.5px dashed rgba(126,67,41,.35);background:#fffdf9;padding:.95rem;border-radius:16px;cursor:pointer;transition:border-color .16s,background .16s}
.upload-box:hover,.mini-upload:hover{border-color:var(--brand);background:#fffaf2}
.upload-box span{font-size:.88rem;color:var(--muted);letter-spacing:normal;text-transform:none;font-weight:600;line-height:1.45}
.upload-box--compact{padding:.75rem .95rem}
.upload-box input,.mini-upload input{display:none}
.section-actions{display:flex;gap:.6rem;align-items:stretch;flex-wrap:wrap}
.mini-btn{border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--ink);font-weight:900;padding:.68rem .95rem;font-size:.85rem;box-shadow:0 10px 26px rgba(42,33,29,.07);transition:transform .18s,box-shadow .18s}
.mini-btn:hover{transform:translateY(-1px)}
.mini-upload{display:grid;place-items:center;border-radius:999px;padding:.68rem .95rem;font-size:.85rem;font-weight:900;color:var(--brand-dark)}

/* ---------- chapters editor ---------- */
.chapters-editor{display:grid;gap:.85rem}
.chapter-card{border:1px solid var(--line);background:#fffdf9;border-radius:20px;padding:.9rem;display:grid;gap:.75rem}
.chapter-card__top{display:flex;gap:.5rem;align-items:center;justify-content:space-between}
.chapter-card h3{margin:0;font-family:Georgia,"Times New Roman",serif;letter-spacing:-.035em}
.chapter-actions{display:flex;gap:.35rem;flex-wrap:wrap;justify-content:flex-end}
.chapter-btn{font-size:.74rem;padding:.42rem .58rem;border:1px solid var(--line);border-radius:999px;background:#fff;font-weight:900}
.chapter-btn[disabled]{opacity:.35;cursor:default}
.chapter-btn--danger{color:#a2402c}
.media-strip{display:grid;gap:.5rem}
.media-item{display:grid;grid-template-columns:54px minmax(0,1fr);gap:.6rem;align-items:center;border:1px solid var(--line);border-radius:14px;padding:.45rem;background:#fff}
.media-item img,.media-item video{width:54px;height:54px;object-fit:cover;border-radius:10px;background:#f0e2d2}
.media-fields{display:grid;grid-template-columns:1fr 1fr auto;gap:.45rem;align-items:center}
.media-fields input{padding:.55rem .62rem;border-radius:11px;font-size:.82rem}
.remove-media{width:32px;height:32px;border:0;border-radius:50%;background:#2a211d12;color:var(--ink);font-weight:900}

/* ---------- preview ---------- */
.preview-panel{position:sticky;top:76px;height:calc(100svh - 98px);display:grid;grid-template-rows:auto 1fr;gap:.9rem}
.preview-toolbar{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.9rem 1.1rem}
.preview-toolbar h2{font-family:Georgia,"Times New Roman",serif;margin:.22rem 0 0;letter-spacing:-.045em;font-size:1.4rem}
.preview-toolbar span{font-size:.78rem;font-weight:950;color:var(--brand-dark);background:#fff;border:1px solid var(--line);border-radius:999px;padding:.5rem .72rem;white-space:nowrap}
#previewFrame{width:100%;height:100%;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}

/* ---------- modal + toast ---------- */
.modal{position:fixed;inset:0;z-index:40;display:grid;place-items:center;background:rgba(33,26,22,.62);backdrop-filter:blur(8px);padding:1rem}
.modal[hidden]{display:none}
.modal__card{position:relative;width:min(92vw,430px);background:#fffaf3;border:1px solid #ffffff80;border-radius:28px;padding:2rem;text-align:center;box-shadow:0 40px 100px rgba(0,0,0,.35)}
.modal__card button{position:absolute;right:.9rem;top:.7rem;border:0;background:#2a211d12;width:34px;height:34px;border-radius:50%;font-size:1.4rem}
.modal__icon{width:58px;height:58px;margin:0 auto 1rem;border-radius:50%;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--brand-dark),var(--brand));font-size:1.7rem;font-weight:900}
.modal h2{font-family:Georgia,"Times New Roman",serif;font-size:2rem;letter-spacing:-.05em;margin:.3rem 0 .5rem}
.modal p{color:var(--muted);line-height:1.65;margin:0}
.toast{position:fixed;right:1rem;bottom:1rem;z-index:50;max-width:min(92vw,460px);background:#211a16;color:#fff;border:1px solid #ffffff25;border-radius:18px;padding:.9rem 1rem;box-shadow:0 20px 70px rgba(0,0,0,.28);font-weight:700;transition:opacity .5s,transform .5s}
.shake{animation:shake .22s linear 2}
@keyframes shake{25%{transform:translateX(-4px)}75%{transform:translateX(4px)}}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .factory-shell{grid-template-columns:1fr;padding-top:.75rem}
  .view-toggle{display:flex}
  .factory-shell[data-view="build"] .preview-panel{display:none}
  .factory-shell[data-view="preview"] .builder-panel{display:none}
  .preview-panel{position:relative;top:auto;height:calc(100svh - 150px)}
  .brand__text small{display:none}
}
@media (max-width:680px){
  .brand img{width:86px}
  .brand__text{display:none}
  .header-actions{gap:.45rem}
  .submit-btn{padding:.62rem .8rem;font-size:.84rem}
  .factory-shell{padding:.7rem}
  .grid-2,.color-grid{grid-template-columns:1fr}
  .color-grid{grid-template-columns:repeat(2,1fr)}
  .media-fields{grid-template-columns:1fr;gap:.4rem}
  .media-fields .remove-media{justify-self:end}
  .media-item{grid-template-columns:48px minmax(0,1fr)}
  .intro-card h1{font-size:1.9rem}
  .swatch-row{grid-template-columns:repeat(2,1fr)}
  .preview-toolbar{flex-direction:column;align-items:flex-start;gap:.4rem}
}
@media (prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}

.handle-availability{min-height:1rem;color:#b3422e;font-style:italic;font-weight:650;letter-spacing:normal;text-transform:none}
.builder-form input.is-invalid{border-color:#b3422e!important;box-shadow:0 0 0 3px rgba(179,66,46,.16)!important;background:#fff8f6}