:root{
  --bg:#0f1020; --side:#171833; --card:#ffffff; --ink:#1c1d2e; --muted:#8a8da3;
  --line:#ececf3; --accent:#6c5ce7; --accent2:#2d2b55; --ok:#1abc9c; --warn:#e67e22;
}
*{box-sizing:border-box}
body{margin:0;font-family:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:#f4f4fa}
#app{display:flex;height:100vh}

/* 侧边栏 */
.sidebar{width:248px;background:var(--side);color:#e9e9f5;display:flex;flex-direction:column;padding:18px 14px;gap:12px}
.brand{display:flex;align-items:center;gap:10px}
.logo{font-size:26px;background:linear-gradient(135deg,#6c5ce7,#a55eea);width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:15px}
.brand-text span{font-size:11px;color:#9a9ac8}
.side-label{font-size:11px;color:#7c7cab;margin-top:8px;letter-spacing:1px}
.project-list{list-style:none;margin:0;padding:0;flex:1;overflow:auto;display:flex;flex-direction:column;gap:6px}
.project-list li{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;border-radius:10px;cursor:pointer;font-size:13px;background:#1f2143;transition:.15s}
.project-list li:hover{background:#2a2c52}
.project-list li.active{background:linear-gradient(135deg,#6c5ce7,#4834d4);color:#fff}
.project-list li .del{opacity:.5;font-size:12px}
.project-list li .del:hover{opacity:1;color:#ff7675}
.side-foot{margin-top:auto}

/* 主区 */
.main{flex:1;display:flex;flex-direction:column;overflow:hidden}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:16px 26px;background:#fff;border-bottom:1px solid var(--line)}
.top-title h1{margin:0;font-size:18px}
.muted{color:var(--muted);font-size:12px}
.steps{display:flex;gap:10px}
.step{border:1px solid var(--line);background:#fff;border-radius:999px;padding:8px 16px;cursor:pointer;font-size:13px;color:#555;display:flex;align-items:center;gap:8px}
.step span{width:20px;height:20px;border-radius:50%;background:#eee;display:inline-flex;align-items:center;justify-content:center;font-size:12px;color:#777}
.step.active{border-color:var(--accent);color:var(--accent);font-weight:600}
.step.active span{background:var(--accent);color:#fff}

.content{flex:1;overflow:auto;padding:24px 26px}
.panel{display:flex;flex-direction:column;gap:18px;max-width:1100px;margin:0 auto}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px 22px;box-shadow:0 4px 20px rgba(20,20,60,.04)}
.card h3{margin:0 0 4px;font-size:16px}
.card h4{margin:18px 0 8px;font-size:14px;color:var(--accent2)}

/* 表单 */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:14px 0}
.form-grid label{display:flex;flex-direction:column;gap:6px;font-size:12px;color:#666}
label.full{grid-column:1 / -1}
input,textarea,select{font-family:inherit;font-size:13px;padding:9px 11px;border:1px solid var(--line);border-radius:10px;outline:none;background:#fbfbfe;color:var(--ink);transition:.15s}
input:focus,textarea:focus,select:focus{border-color:var(--accent);background:#fff}
textarea{resize:vertical}

/* 按钮 */
.btn{border:1px solid var(--line);background:#fff;color:#444;padding:9px 16px;border-radius:10px;cursor:pointer;font-size:13px;transition:.15s}
.btn:hover{border-color:var(--accent);color:var(--accent)}
.btn.primary{background:linear-gradient(135deg,#6c5ce7,#4834d4);color:#fff;border:none}
.btn.primary:hover{filter:brightness(1.08)}
.btn.ghost{background:transparent;border-color:transparent;color:#888}
.btn.block{width:100%}
.row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.row.between{justify-content:space-between}

/* 剧本展示 */
.chars{display:flex;gap:12px;flex-wrap:wrap;margin:10px 0}
.char{background:#f6f5ff;border:1px solid #e7e3ff;border-radius:12px;padding:12px 14px;width:calc(33% - 8px);min-width:180px}
.char b{color:var(--accent2)}
.ep{border:1px solid var(--line);border-radius:12px;margin:10px 0;overflow:hidden}
.ep-head{padding:12px 16px;background:#faf9ff;cursor:pointer;font-weight:600;display:flex;justify-content:space-between}
.ep-body{padding:0 16px 14px;display:none}
.ep-body.open{display:block}
.scene{badding:8px 0;border-top:1px dashed var(--line);padding-top:8px;margin-top:8px;font-size:13px}
.scene .loc{color:var(--accent);font-weight:600}
.code{width:100%;min-height:340px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12px;line-height:1.5}

/* 分镜表 */
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:12px}
table.board{border-collapse:collapse;width:100%;font-size:12px;min-width:1080px}
table.board th{background:var(--accent2);color:#fff;padding:9px;position:sticky;top:0;text-align:left;font-weight:500}
table.board td{padding:6px;border-bottom:1px solid var(--line);vertical-align:top}
table.board input,table.board textarea{width:100%;border:1px solid transparent;background:transparent;padding:4px 6px;font-size:12px}
table.board input:focus,table.board textarea:focus{background:#fff;border-color:var(--accent)}
table.board .thumb{width:64px;height:112px;object-fit:cover;border-radius:6px}

/* 画廊 */
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px;margin-top:6px}
.gitem{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.gitem img{width:100%;aspect-ratio:9/16;object-fit:cover;background:#eee}
.gcap{padding:8px 10px;font-size:11px;color:#666;line-height:1.5}
.gcap b{color:var(--accent2)}

/* 弹窗 */
.modal{position:fixed;inset:0;background:rgba(15,16,32,.55);display:flex;align-items:center;justify-content:center;z-index:50}
.modal-box{background:#fff;width:560px;max-width:92vw;max-height:90vh;overflow:auto;border-radius:18px;padding:24px 26px}
.modal-box .form-grid{margin:10px 0}
.hint{display:block;font-size:11.5px;color:#9a9ac8;margin-top:4px;line-height:1.5}
.hint code{background:#f1efff;color:#5b4bd6;padding:1px 5px;border-radius:5px;font-size:11px}
.step-note{background:#f6f5ff;border:1px solid #e7e3ff;border-radius:10px;padding:10px 12px;font-size:12.5px;color:#555;margin-bottom:6px}

/* 用户区 / 会员 */
.user-area{display:flex;align-items:center;gap:10px}
.ua{font-size:13px;color:#444}
.ua.admin{color:var(--accent);font-weight:600}
.credit{font-size:12px;background:#f1efff;color:#5b4bd6;padding:3px 9px;border-radius:999px}
.badge{font-size:11px;background:linear-gradient(135deg,#e67e22,#f1c40f);color:#fff;padding:2px 8px;border-radius:999px}
.btn.sm{padding:5px 11px;font-size:12px}
.link{color:var(--accent);cursor:pointer;font-size:12px}
.link:hover{text-decoration:underline}
.link.del{color:#e74c3c}
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px;margin:10px 0}
.price-card{border:1px solid var(--line);border-radius:14px;padding:14px;text-align:center;background:#fbfbff}
.price-card h5{margin:0 0 6px;font-size:14px}
.price-card .price{font-size:20px;font-weight:700;color:var(--accent2);margin:4px 0}
.price-card .btn{margin-top:8px}
.tabs{display:flex;gap:8px;margin:12px 0;border-bottom:1px solid var(--line)}
.tab{border:none;background:none;padding:9px 14px;cursor:pointer;font-size:13px;color:#777;border-bottom:2px solid transparent}
.tab.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}

/* Toast */
.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);background:#1c1d2e;color:#fff;padding:11px 20px;border-radius:10px;font-size:13px;opacity:0;pointer-events:none;transition:.25s;z-index:99}
.toast.show{opacity:1}

@media(max-width:860px){.form-grid{grid-template-columns:1fr}.sidebar{width:200px}}

/* 聊天式剧本创作（DeepSeek 风格） */
.chat-card{display:flex;flex-direction:column;max-width:880px;margin:0 auto}
.chat-head{margin-bottom:10px}
.chat{display:flex;flex-direction:column;gap:12px;height:46vh;min-height:300px;overflow-y:auto;padding:10px 6px;border:1px solid var(--line);border-radius:14px;background:#faf9ff}
.msg{display:flex}
.msg.user{justify-content:flex-end}
.bubble{max-width:78%;padding:10px 14px;border-radius:14px;line-height:1.6;font-size:14px;white-space:pre-wrap;word-break:break-word}
.msg.ai .bubble{background:#fff;border:1px solid var(--line);border-top-left-radius:4px}
.msg.user .bubble{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;border-top-right-radius:4px}
.chat-quick{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 6px}
.chip{border:1px solid var(--line);background:#fff;color:#555;padding:6px 12px;border-radius:999px;font-size:12px;cursor:pointer;transition:.15s}
.chip:hover{border-color:var(--accent);color:var(--accent)}
.chat-input{display:flex;flex-direction:column;gap:8px}
.chat-input textarea{resize:vertical}
.chat-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.chat-actions .muted{margin-right:auto}
.model-pick{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:#666;white-space:nowrap}
.model-pick select{padding:6px 8px;font-size:12px;min-width:120px}
pre.raw{white-space:pre-wrap;background:#f7f6ff;border:1px solid var(--line);border-radius:10px;padding:12px;font-size:13px;line-height:1.7;max-height:320px;overflow:auto}