/* ============================================
   SlideForge — Design System
   Aesthetic: Warm obsidian with amber accents
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=Noto+Sans+SC:wght@300;400;500;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg-0: #08080c;
  --bg-1: #0e0e14;
  --bg-2: #15151e;
  --bg-3: #1b1b27;
  --bg-4: #222230;
  --border: rgba(255,255,255,0.055);
  --border-h: rgba(255,255,255,0.1);
  --border-a: rgba(232,167,35,0.45);
  --tx-1: #ede9e0;
  --tx-2: #908a7e;
  --tx-3: #5c574e;
  --accent: #e8a723;
  --accent-l: #f0c05a;
  --accent-bg: rgba(232,167,35,0.1);
  --accent-glow: rgba(232,167,35,0.25);
  --ok: #3dd68c;
  --err: #ef4444;
  --warn: #e8a723;
  --info: #6190f2;
  --r: 10px;
  --r-sm: 7px;
  --r-lg: 16px;
  --r-xl: 22px;
  --shadow: 0 2px 16px rgba(0,0,0,.35);
  --ff: 'DM Sans','Noto Sans SC',system-ui,sans-serif;
  --fm: 'JetBrains Mono',monospace;
  --ease: .22s cubic-bezier(.4,0,.2,1);
}

*{margin:0;padding:0;box-sizing:border-box}
html{font-size:16px;scroll-behavior:smooth}
body{
  font-family:var(--ff);background:var(--bg-0);color:var(--tx-1);
  min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
::-webkit-scrollbar{width:5px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,.08);border-radius:3px}

body::before{content:'';position:fixed;top:-180px;right:-160px;width:520px;height:520px;background:radial-gradient(circle,rgba(232,167,35,.05) 0%,transparent 70%);pointer-events:none;z-index:0}
body::after{content:'';position:fixed;bottom:-260px;left:-180px;width:600px;height:600px;background:radial-gradient(circle,rgba(97,144,242,.03) 0%,transparent 70%);pointer-events:none;z-index:0}

/* ── Layout ── */
.app{display:flex;min-height:100vh;position:relative;z-index:1}

/* Sidebar */
.sb{width:252px;background:var(--bg-1);border-right:1px solid var(--border);position:fixed;top:0;left:0;bottom:0;display:flex;flex-direction:column;z-index:100;transition:transform var(--ease)}
.sb-head{padding:26px 22px 18px;border-bottom:1px solid var(--border)}
.logo{font-size:1.45rem;font-weight:700;letter-spacing:-.4px;color:var(--tx-1)}
.logo b{color:var(--accent);font-weight:800}
.logo-sub{font-size:.66rem;color:var(--tx-3);margin-top:3px;letter-spacing:1.6px;text-transform:uppercase}
.sb-nav{flex:1;padding:14px 10px;overflow-y:auto}
.sb-sec{font-size:.64rem;color:var(--tx-3);text-transform:uppercase;letter-spacing:1.5px;padding:14px 12px 6px;font-weight:600}
.ni{display:flex;align-items:center;gap:11px;padding:10px 13px;border-radius:var(--r-sm);color:var(--tx-2);cursor:pointer;transition:all var(--ease);font-size:.86rem;margin-bottom:1px;position:relative;user-select:none}
.ni:hover{background:rgba(255,255,255,.035);color:var(--tx-1)}
.ni.on{background:var(--accent-bg);color:var(--accent);font-weight:500}
.ni.on::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:18px;background:var(--accent);border-radius:0 3px 3px 0}
.ni svg{width:18px;height:18px;opacity:.65;flex-shrink:0}
.ni.on svg{opacity:1}
.sb-foot{padding:14px;border-top:1px solid var(--border)}
.cr-box{display:flex;align-items:center;justify-content:space-between;padding:11px 13px;background:linear-gradient(135deg,rgba(232,167,35,.1),rgba(232,167,35,.03));border-radius:var(--r-sm);border:1px solid rgba(232,167,35,.12)}
.cr-label{font-size:.72rem;color:var(--tx-2)}
.cr-val{font-family:var(--ff);font-size:1.25rem;font-weight:700;color:var(--accent)}

/* Main */
.main{flex:1;margin-left:252px;min-height:100vh}
.ph{padding:26px 36px 18px;border-bottom:1px solid var(--border);background:rgba(14,14,20,.85);backdrop-filter:blur(10px);position:sticky;top:0;z-index:50}
.ph-t{font-size:1.45rem;font-weight:700;letter-spacing:-.3px}
.ph-s{font-size:.82rem;color:var(--tx-2);margin-top:3px}
.pb{padding:28px 36px}

/* ── Components ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:9px 20px;border:none;border-radius:var(--r-sm);font-family:var(--ff);font-size:.86rem;font-weight:500;cursor:pointer;transition:all var(--ease);text-decoration:none;white-space:nowrap;user-select:none;line-height:1.4}
.btn-p{background:var(--accent);color:#08080c}
.btn-p:hover{background:var(--accent-l);box-shadow:0 0 18px rgba(232,167,35,.25);transform:translateY(-1px)}
.btn-s{background:rgba(255,255,255,.05);color:var(--tx-1);border:1px solid var(--border)}
.btn-s:hover{background:rgba(255,255,255,.08);border-color:var(--border-h)}
.btn-g{background:0;color:var(--tx-2);padding:6px 10px}
.btn-g:hover{color:var(--tx-1)}
.btn-d{background:rgba(239,68,68,.08);color:var(--err);border:1px solid rgba(239,68,68,.18)}
.btn-d:hover{background:rgba(239,68,68,.15)}
.btn-sm{padding:6px 13px;font-size:.78rem}
.btn-lg{padding:13px 30px;font-size:.95rem}
.btn:disabled{opacity:.35;cursor:not-allowed;transform:none!important}

/* Form */
.fg{margin-bottom:18px}
.fl{display:block;font-size:.78rem;font-weight:500;color:var(--tx-2);margin-bottom:7px}
.fi,.fsel,.fta{width:100%;padding:10px 14px;background:var(--bg-3);border:1px solid var(--border);border-radius:var(--r-sm);color:var(--tx-1);font-family:var(--ff);font-size:.88rem;transition:all var(--ease);outline:0}
.fi:focus,.fsel:focus,.fta:focus{border-color:var(--border-a);box-shadow:0 0 0 3px rgba(232,167,35,.06)}
.fta{min-height:110px;resize:vertical;line-height:1.65}
.fi::placeholder,.fta::placeholder{color:var(--tx-3)}
.fsel{cursor:pointer;appearance:none}

/* Card */
.card{background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r);overflow:hidden;transition:all var(--ease)}
.card:hover{border-color:var(--border-h);transform:translateY(-2px);box-shadow:var(--shadow)}
.card-b{padding:18px}

/* Stats */
.sg{display:grid;grid-template-columns:repeat(auto-fit,minmax(185px,1fr));gap:14px;margin-bottom:28px}
.sc{padding:20px;background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r)}
.sc-l{font-size:.72rem;color:var(--tx-3);text-transform:uppercase;letter-spacing:.4px}
.sc-v{font-size:1.9rem;font-weight:700;margin-top:5px;letter-spacing:-1px}
.sc-c{font-size:.75rem;margin-top:5px;color:var(--ok)}

/* Badge */
.bd{display:inline-flex;padding:2px 9px;border-radius:16px;font-size:.7rem;font-weight:600;letter-spacing:.2px}
.bd-ok{background:rgba(61,214,140,.1);color:var(--ok)}
.bd-w{background:rgba(232,167,35,.1);color:var(--warn)}
.bd-e{background:rgba(239,68,68,.1);color:var(--err)}
.bd-i{background:rgba(97,144,242,.1);color:var(--info)}

/* Table */
.tw{overflow-x:auto;border:1px solid var(--border);border-radius:var(--r)}
table{width:100%;border-collapse:collapse}
th{padding:11px 14px;text-align:left;font-size:.72rem;font-weight:600;color:var(--tx-3);text-transform:uppercase;letter-spacing:.4px;background:var(--bg-2);border-bottom:1px solid var(--border)}
td{padding:11px 14px;font-size:.86rem;border-bottom:1px solid var(--border)}
tr:last-child td{border-bottom:0}
tr:hover td{background:rgba(255,255,255,.015)}

/* Grid */
.g3{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:18px}
.g4{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}

/* Tabs */
.tabs{display:flex;gap:3px;padding:3px;background:var(--bg-3);border-radius:var(--r-sm);margin-bottom:22px;overflow-x:auto}
.tab{padding:7px 16px;border-radius:5px;font-size:.82rem;color:var(--tx-2);cursor:pointer;transition:all var(--ease);white-space:nowrap}
.tab:hover{color:var(--tx-1)}
.tab.on{background:var(--bg-2);color:var(--tx-1);font-weight:500}

/* Modal */
.mo{display:none;position:fixed;inset:0;background:rgba(0,0,0,.65);backdrop-filter:blur(3px);z-index:1000;align-items:center;justify-content:center}
.mo.open{display:flex}
.mo-box{background:var(--bg-1);border:1px solid var(--border);border-radius:var(--r-xl);width:92%;max-width:460px;max-height:88vh;overflow-y:auto;box-shadow:0 16px 50px rgba(0,0,0,.45);animation:moUp .28s ease}
@keyframes moUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
.mo-h{padding:22px 26px 0;display:flex;justify-content:space-between;align-items:center}
.mo-t{font-size:1.1rem;font-weight:700}
.mo-x{width:30px;height:30px;display:flex;align-items:center;justify-content:center;border:0;background:rgba(255,255,255,.05);color:var(--tx-2);border-radius:7px;cursor:pointer;font-size:1rem;transition:all var(--ease)}
.mo-x:hover{background:rgba(255,255,255,.09);color:var(--tx-1)}
.mo-b{padding:22px 26px}
.mo-f{padding:0 26px 22px;display:flex;gap:10px;justify-content:flex-end}

/* Toast */
.toast-c{position:fixed;top:22px;right:22px;z-index:2000;display:flex;flex-direction:column;gap:7px}
.toast{padding:12px 18px;background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r-sm);font-size:.86rem;box-shadow:0 6px 28px rgba(0,0,0,.4);animation:tIn .28s ease;min-width:260px;max-width:380px}
.toast.ok{border-left:3px solid var(--ok)}
.toast.err{border-left:3px solid var(--err)}
.toast.inf{border-left:3px solid var(--info)}
@keyframes tIn{from{opacity:0;transform:translateX(24px)}to{opacity:1;transform:translateX(0)}}

/* Spinner */
.spin{width:18px;height:18px;border:2px solid rgba(255,255,255,.08);border-top-color:var(--accent);border-radius:50%;animation:sp .7s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}

/* Empty */
.empty{text-align:center;padding:50px 18px;color:var(--tx-3)}
.empty-ic{font-size:2.8rem;margin-bottom:14px;opacity:.25}
.empty-tx{font-size:.92rem;margin-bottom:18px}

/* Pagination */
.pg{display:flex;gap:3px;justify-content:center;margin-top:22px}
.pg-b{padding:5px 11px;background:var(--bg-2);border:1px solid var(--border);border-radius:5px;color:var(--tx-2);cursor:pointer;font-size:.78rem;transition:all var(--ease)}
.pg-b:hover,.pg-b.on{background:var(--accent-bg);color:var(--accent);border-color:rgba(232,167,35,.15)}

/* ── Slide Preview ── */
.sl-card{border:1px solid var(--border);border-radius:var(--r);overflow:hidden;background:var(--bg-2);transition:all var(--ease);cursor:pointer}
.sl-card:hover{border-color:rgba(232,167,35,.18);transform:translateY(-3px);box-shadow:0 6px 24px rgba(0,0,0,.28)}
.sl-thumb{height:150px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
.sl-thumb-bg{position:absolute;inset:0}
.sl-thumb-ic{position:relative;z-index:1;font-size:2.2rem;opacity:.25}
.sl-body{padding:14px}
.sl-title{font-weight:600;font-size:.9rem;margin-bottom:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sl-meta{display:flex;justify-content:space-between;align-items:center;font-size:.74rem;color:var(--tx-3)}

/* Slide Renderer */
.slide-frame{background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r);padding:28px;margin-bottom:12px;position:relative}
.slide-frame .sn{position:absolute;top:10px;right:14px;font-size:.7rem;color:var(--tx-3);font-family:var(--fm)}
.slide-frame .st{font-size:1.2rem;font-weight:700;margin-bottom:14px;color:var(--accent)}
.slide-frame .sc-body{color:var(--tx-2);line-height:1.75}
.slide-frame .sc-body li{margin-bottom:5px;list-style:none;padding-left:18px;position:relative}
.slide-frame .sc-body li::before{content:'›';position:absolute;left:0;color:var(--accent);font-weight:700}
.slide-frame .snt{margin-top:10px;padding-top:10px;border-top:1px solid var(--border);font-size:.78rem;color:var(--tx-3);font-style:italic}
.spw{width:100%;max-width:100%;aspect-ratio:16/9;overflow:hidden;border-radius:var(--r);border:1px solid var(--border);position:relative;background:#000}
.spw .se-slide{transform-origin:top left}

/* Per-slide wrapper & action bar */
.spw-wrap{margin-bottom:20px}
.spw-loading{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:var(--tx-3);font-size:.88rem;z-index:1;background:var(--bg-2)}
.spw-bar{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;background:linear-gradient(135deg,var(--bg-3) 0%,var(--bg-4) 100%);border:1px solid var(--border-h);border-top:none;border-radius:0 0 var(--r) var(--r);gap:12px}
.spw-wrap .spw{border-radius:var(--r) var(--r) 0 0;margin-bottom:0;position:relative;min-height:200px;overflow:hidden}
.spw-label{font-size:.84rem;color:var(--tx-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;font-weight:500}
.spw-btns{flex-shrink:0;display:flex;gap:8px}
.spw-btns .btn{white-space:nowrap;font-size:.8rem;padding:5px 14px;border-radius:6px;font-weight:500;transition:all .2s}
.spw-btns .btn-outline{background:transparent;color:var(--tx-1);border:1px solid var(--border-h)}
.spw-btns .btn-outline:hover{border-color:var(--accent);color:var(--accent);background:rgba(232,167,35,.06)}
.spw-btns .btn-accent{background:var(--accent);color:#08080c;border:1px solid var(--accent);font-weight:600}
.spw-btns .btn-accent:hover{background:var(--accent-l);box-shadow:0 0 12px var(--accent-glow);transform:translateY(-1px)}

/* Per-slide editor panel */
.spw-editor,.spw-repaint{border:1px solid var(--border);border-top:none;background:var(--bg-2);border-radius:0 0 var(--r) var(--r)}
.spw-editor-inner{padding:16px 18px 14px}
.spw-ed-row{display:flex;gap:12px;margin-bottom:10px}
.spw-ed-field{flex:1;min-width:0}
.spw-ed-label{display:block;font-size:.78rem;color:var(--tx-2);margin-bottom:4px;font-weight:500}
.spw-ed-hint{font-weight:400;color:var(--tx-3);font-size:.72rem}
.spw-ed-ta{width:100%;min-height:60px;resize:vertical;font-family:var(--ff);font-size:.88rem;line-height:1.55}
.spw-ed-actions{display:flex;gap:8px;margin-top:4px;padding-top:10px;border-top:1px solid var(--border)}
.spw-editor .fi,.spw-repaint .fi{background:var(--bg-3);border:1px solid var(--border);border-radius:var(--r-sm);color:var(--tx-1);padding:7px 10px;font-size:.88rem;width:100%;outline:0;transition:border var(--ease)}
.spw-editor .fi:focus,.spw-repaint .fi:focus{border-color:var(--border-a)}
.spw-editor select.fi{appearance:auto;cursor:pointer}
/* When editor/repaint is open, adjust border radius */
.spw-wrap.spw-panel-open .spw-bar{border-radius:0}
.spw-wrap.spw-panel-open .spw-editor:not([style*="display: none"]),
.spw-wrap.spw-panel-open .spw-repaint:not([style*="display: none"]){border-radius:0 0 var(--r) var(--r)}

/* Partial repaint panel */
.spw-repaint-inner{display:flex;gap:8px;padding:12px 14px;align-items:center}
.spw-repaint-input{flex:1}
.spw-repaint-inner .btn{flex-shrink:0}

/* Generate Area */
.gen-area{max-width:780px;margin:0 auto}
.gen-step{margin:0 auto}
#genStep1 .gen-area{max-width:780px}
#genStep2{max-width:860px}
#genStep3{max-width:960px}
#genStep4{max-width:1100px}
.gen-ta{width:100%;min-height:170px;padding:18px;background:var(--bg-3);border:1px solid var(--border);border-radius:var(--r);color:var(--tx-1);font-family:var(--ff);font-size:.95rem;line-height:1.65;resize:vertical;outline:0;transition:all var(--ease)}
.gen-ta:focus{border-color:var(--border-a);box-shadow:0 0 0 4px rgba(232,167,35,.05)}
.gen-ta::placeholder{color:var(--tx-3)}
.gen-upload{margin-top:14px}
.upload-zone{border:2px dashed var(--border);border-radius:var(--r);padding:16px 20px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:10px;transition:all var(--ease);min-height:52px}
.upload-zone:hover,.upload-zone.drag{border-color:var(--accent);background:var(--accent-bg)}
.upload-zone #uploadHint{display:flex;align-items:center;gap:8px}
.upload-file-info{display:flex;align-items:center;gap:10px;color:var(--tx-1);font-size:.9rem}
.upload-file-info span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:300px}
.gen-opts{display:flex;gap:14px;margin:18px 0;flex-wrap:wrap}
.gen-opts .fg{flex:1;min-width:170px;margin-bottom:0}
.gen-go{display:flex;flex-direction:column;align-items:center;margin-top:22px}

/* Scene Tags */
.scene-tags{display:flex;flex-wrap:wrap;gap:8px}
.scene-tag{padding:6px 16px;border-radius:20px;font-size:.82rem;cursor:pointer;border:1px solid var(--border);background:var(--bg-3);color:var(--tx-2);transition:all var(--ease);user-select:none}
.scene-tag:hover{border-color:var(--border-a);color:var(--tx-1)}
.scene-tag.active{background:rgba(232,167,35,.12);border-color:var(--accent);color:var(--accent);font-weight:500}
.cost-hint{margin-top:12px;padding:6px 18px;border-radius:20px;font-size:.82rem;font-weight:500;letter-spacing:.3px;background:rgba(232,167,35,.1);border:1px solid rgba(232,167,35,.2);color:var(--accent);display:inline-flex;align-items:center;gap:6px;backdrop-filter:blur(4px)}

/* Package */
.pk-g{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:14px}
.pk{padding:26px 20px;background:var(--bg-2);border:2px solid var(--border);border-radius:var(--r);text-align:center;cursor:pointer;transition:all var(--ease);position:relative}
.pk:hover,.pk.sel{border-color:var(--accent);box-shadow:0 0 20px rgba(232,167,35,.08)}
.pk.sel{background:var(--accent-bg)}
.pk-badge{position:absolute;top:-1px;right:14px;padding:2px 10px;background:var(--accent);color:#08080c;font-size:.64rem;font-weight:700;border-radius:0 0 5px 5px}
.pk-cr{font-size:2.2rem;font-weight:800;color:var(--accent);line-height:1}
.pk-label{font-size:.78rem;color:var(--tx-2);margin:3px 0 10px}
.pk-price{font-size:1.2rem;font-weight:700}
.pk-unit{font-size:.74rem;color:var(--tx-3)}

/* Profile */
.pf-h{display:flex;align-items:center;gap:22px;margin-bottom:28px}
.pf-av{width:72px;height:72px;border-radius:50%;background:linear-gradient(135deg,var(--accent),#c47f10);display:flex;align-items:center;justify-content:center;font-size:1.8rem;font-weight:800;color:#08080c;flex-shrink:0}
.pf-name{font-size:1.3rem;font-weight:700}
.pf-email{color:var(--tx-2);font-size:.86rem;margin-top:3px}

/* Mobile */
.mh{display:none;position:fixed;top:0;left:0;right:0;height:52px;background:var(--bg-1);border-bottom:1px solid var(--border);z-index:101;align-items:center;padding:0 14px;gap:10px}
.hb{width:34px;height:34px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer;border:0;background:0}
.hb span{width:18px;height:2px;background:var(--tx-1);border-radius:1px;transition:all var(--ease)}
.mob-ov{display:none;position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:99}

/* Auth */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:18px;position:relative;z-index:1}
.auth-box{width:100%;max-width:400px;background:var(--bg-1);border:1px solid var(--border);border-radius:var(--r-xl);padding:36px;box-shadow:0 16px 50px rgba(0,0,0,.4)}
.auth-t{font-size:1.35rem;font-weight:700;text-align:center;margin-bottom:6px}
.auth-sub{text-align:center;color:var(--tx-2);font-size:.86rem;margin-bottom:28px}
.auth-sw{text-align:center;margin-top:18px;font-size:.82rem;color:var(--tx-2)}
.auth-sw a{color:var(--accent);cursor:pointer;text-decoration:none}
.auth-sw a:hover{text-decoration:underline}

/* Page Views */
.pv{display:none}
.pv.on{display:block}

/* Fade In */
.fi-anim{animation:fadeI .35s ease}
@keyframes fadeI{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}

/* ══════════════════════════════════════
   Step Bar (分步指示器)
   ══════════════════════════════════════ */
.step-bar{display:flex;align-items:center;justify-content:center;gap:0;margin-bottom:28px;padding:16px 0}
.step-item{display:flex;align-items:center;gap:8px;padding:6px 14px;border-radius:20px;transition:var(--ease);cursor:default}
.step-num{width:26px;height:26px;display:flex;align-items:center;justify-content:center;border-radius:50%;font-size:.82rem;font-weight:600;background:var(--bg-3);color:var(--tx-3);transition:var(--ease)}
.step-label{font-size:.85rem;color:var(--tx-3);transition:var(--ease)}
.step-item.active .step-num{background:var(--accent);color:#000}
.step-item.active .step-label{color:var(--tx-1);font-weight:500}
.step-item.done .step-num{background:var(--ok);color:#fff}
.step-item.done .step-label{color:var(--ok)}
.step-line{width:32px;height:2px;background:var(--bg-4);border-radius:1px;margin:0 4px}

/* Page count tag selector */
.page-count-wrap{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.page-count-presets{display:flex;gap:6px;flex-wrap:wrap}
.page-tag{
  padding:5px 14px;border-radius:6px;font-size:.85rem;cursor:pointer;
  background:var(--bg-3);color:var(--tx-2);border:1px solid var(--border);transition:var(--ease);user-select:none
}
.page-tag:hover{border-color:var(--border-h);color:var(--tx-1)}
.page-tag.active{background:var(--accent-bg);color:var(--accent);border-color:var(--accent);font-weight:500}
.page-count-input{width:80px;text-align:center;font-size:.9rem}

/* ══════════════════════════════════════
   Outline Editor (大纲编辑器)
   ══════════════════════════════════════ */
.ol-card{
  background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r);
  margin-bottom:10px;overflow:hidden;transition:var(--ease)
}
.ol-card:hover{border-color:var(--border-h)}
.ol-header{
  display:flex;align-items:center;gap:10px;padding:12px 16px;
  background:var(--bg-3);border-bottom:1px solid var(--border);flex-wrap:wrap
}
.ol-num{
  width:28px;height:28px;display:flex;align-items:center;justify-content:center;
  border-radius:50%;background:var(--accent);color:#000;font-weight:700;font-size:.82rem;flex-shrink:0
}
.ol-layout{width:90px;font-size:.82rem;padding:4px 6px;flex-shrink:0}
.ol-title{flex:1;min-width:140px;font-weight:600;font-size:.95rem}
.ol-actions{display:flex;gap:4px;flex-shrink:0}
.ol-body{padding:10px 16px 12px;display:flex;flex-direction:column;gap:6px}
.ol-item{display:flex;align-items:center;gap:6px}
.ol-drag{cursor:grab;color:var(--tx-3);font-size:1rem;user-select:none;width:18px;text-align:center;flex-shrink:0}
.ol-item-input{flex:1;font-size:.88rem;padding:6px 10px}
.ol-item-del{
  background:none;border:none;color:var(--tx-3);cursor:pointer;font-size:1.1rem;
  width:24px;height:24px;display:flex;align-items:center;justify-content:center;
  border-radius:4px;transition:var(--ease);flex-shrink:0
}
.ol-item-del:hover{color:var(--err);background:rgba(239,68,68,.1)}
.ol-add-item{align-self:flex-start;margin-top:4px}
.ol-notes{padding:6px 16px 10px;border-top:1px solid var(--border);display:flex;align-items:center;gap:8px}
.ol-notes .fi{flex:1}

/* ══════════════════════════════════════
   Theme Grid (风格选择)
   ══════════════════════════════════════ */
.theme-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:14px}
.theme-card{
  border:2px solid var(--border);border-radius:var(--r);cursor:pointer;
  overflow:hidden;transition:var(--ease);text-align:center
}
.theme-card:hover{border-color:var(--border-h);transform:translateY(-2px)}
.theme-card.active{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent),0 4px 16px var(--accent-glow)}
.theme-preview{
  height:90px;display:flex;align-items:center;justify-content:center;
  font-size:1.6rem;font-weight:700;color:#ede9e0;letter-spacing:1px
}
.theme-name{padding:8px 0;font-size:.85rem;font-weight:500;background:var(--bg-2)}

/* ── Theme Grid V2 (enhanced) ── */
.theme-grid-v2{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.tv2-card{
  border:2px solid var(--border);border-radius:var(--r-lg);cursor:pointer;
  overflow:hidden;transition:var(--ease);background:var(--bg-2)
}
.tv2-card:hover{border-color:var(--border-h);transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,.25)}
.tv2-card.active{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent),0 4px 20px var(--accent-glow)}
.tv2-preview{
  aspect-ratio:16/9;overflow:hidden;position:relative;background:var(--bg-3)
}
.tv2-mini{width:100%;height:100%;position:relative;overflow:hidden}
.tv2-mini .se-slide{transform-origin:top left}
.tv2-info{padding:12px 14px}
.tv2-name{font-size:.92rem;font-weight:600;margin-bottom:4px;color:var(--tx-1)}
.tv2-desc{font-size:.78rem;color:var(--tx-2);line-height:1.5}

/* ── User template cards in Step 3 ── */
.utpl-card{position:relative}
.utpl-card .tv2-preview{display:flex;align-items:center;justify-content:center}
.utpl-colors{display:flex;gap:3px;flex-wrap:wrap;padding:6px 0 2px}
.utpl-swatch{width:18px;height:18px;border-radius:3px;border:1px solid rgba(255,255,255,.1);flex-shrink:0;transition:transform .15s}
.utpl-swatch:hover{transform:scale(1.3);z-index:1}
.utpl-mood{display:inline-block;font-size:.7rem;color:var(--accent);background:var(--accent-bg);padding:1px 6px;border-radius:3px;margin-left:6px;vertical-align:middle;font-weight:400}
.utpl-edit-btn{position:absolute;top:6px;right:6px;opacity:0;transition:opacity .2s;z-index:2;font-size:.7rem !important;padding:2px 8px !important}
.utpl-card:hover .utpl-edit-btn{opacity:1}

/* ── Template center card actions ── */
.tpl-card-wrap{position:relative}
.tpl-card-actions{display:flex;gap:5px;margin-top:8px}
.tpl-card-actions .btn{font-size:.72rem;padding:2px 10px}

/* ── Style Mode Toggle ── */
.style-mode-toggle{
  display:inline-flex;align-items:center;gap:10px;cursor:pointer;
  font-size:.88rem;color:var(--tx-2)
}
.style-mode-toggle input{display:none}
.toggle-slider{
  width:38px;height:20px;background:var(--bg-4);border-radius:10px;
  position:relative;transition:var(--ease)
}
.toggle-slider::after{
  content:'';position:absolute;top:2px;left:2px;width:16px;height:16px;
  background:var(--tx-2);border-radius:50%;transition:var(--ease)
}
.style-mode-toggle input:checked + .toggle-slider{background:var(--accent)}
.style-mode-toggle input:checked + .toggle-slider::after{
  left:20px;background:#fff
}

/* ── Style Description Mode ── */
.style-desc-area{display:flex;flex-direction:column;gap:16px}
.style-desc-ta{
  min-height:130px;resize:vertical;font-size:.9rem;line-height:1.7;
  background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r);
  padding:14px 16px;color:var(--tx-1);transition:var(--ease)
}
.style-desc-ta:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 2px var(--accent-bg)}
.style-preset-section{display:flex;flex-direction:column;gap:10px}
.style-preset-label{font-size:.82rem;font-weight:500;color:var(--tx-2)}
.style-preset-tags{display:flex;flex-wrap:wrap;gap:8px}
.style-tag{
  display:inline-block;padding:6px 14px;font-size:.8rem;font-weight:500;
  border:1.5px solid var(--border);border-radius:20px;color:var(--tx-2);
  cursor:pointer;transition:var(--ease);user-select:none
}
.style-tag:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-bg)}
.style-tag.active{border-color:var(--accent);color:var(--accent);background:var(--accent-bg)}
.style-preset-tip{font-size:.76rem;color:var(--tx-3)}

/* ══════════════════════════════════════
   Document Library
   ══════════════════════════════════════ */
.doc-grid{display:flex;flex-direction:column;gap:8px}
.doc-card{
  display:flex;align-items:center;gap:14px;padding:14px 18px;
  background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r);
  cursor:pointer;transition:var(--ease)
}
.doc-card:hover{border-color:var(--border-h);background:var(--bg-3)}
.doc-icon{flex-shrink:0;width:38px;height:38px;display:flex;align-items:center;justify-content:center;background:var(--bg-3);border-radius:var(--r-sm)}
.doc-info{flex:1;min-width:0}
.doc-name{font-weight:500;font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.doc-meta{display:flex;gap:10px;align-items:center;margin-top:4px;font-size:.78rem;color:var(--tx-3);flex-wrap:wrap}
.doc-actions{display:flex;gap:6px;flex-shrink:0}

/* Badge small */
.bd-sm{font-size:.7rem;padding:1px 7px;border-radius:4px;background:var(--accent-bg);color:var(--accent)}

/* Button xs */
.btn-xs{font-size:.75rem;padding:3px 10px;border-radius:5px;min-height:auto}

/* Document picker modal items */
.doc-picker-item{
  display:flex;align-items:center;gap:12px;padding:12px 14px;
  background:var(--bg-3);border:1px solid var(--border);border-radius:var(--r-sm);
  cursor:pointer;transition:var(--ease)
}
.doc-picker-item:hover{border-color:var(--accent);background:var(--accent-bg)}

/* Responsive */
@media(max-width:768px){
  .mh{display:flex}
  .sb{transform:translateX(-100%)}
  .sb.open{transform:translateX(0)}
  .mob-ov.open{display:block}
  .main{margin-left:0;padding-top:52px}
  .ph{padding:18px}
  .pb{padding:18px}
  .sg{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:1fr}
  .g4{grid-template-columns:repeat(2,1fr)}
  .pk-g{grid-template-columns:repeat(2,1fr)}
  .gen-opts{flex-direction:column}
  .pf-h{flex-direction:column;text-align:center}
  .doc-card{flex-wrap:wrap}
  .doc-actions{width:100%;justify-content:flex-end}
  .step-bar{flex-wrap:wrap;gap:4px}
  .step-line{width:16px}
  .step-label{display:none}
  .ol-header{flex-direction:column;align-items:flex-start}
  .ol-title{width:100%}
  .theme-grid{grid-template-columns:repeat(2,1fr)}
  .theme-grid-v2{grid-template-columns:1fr}
  .style-mode-toggle span:first-child{font-size:.8rem}
  .spw-ed-row{flex-direction:column;gap:8px}
  .spw-ed-actions{flex-wrap:wrap}
  .spw-repaint-inner{flex-direction:column}
  .spw-btns{flex-wrap:wrap;gap:5px}
  .spw-btns .btn{font-size:.74rem;padding:4px 10px}
  .spw-bar{padding:8px 12px}
}
@media(max-width:480px){
  .sg{grid-template-columns:1fr}
  .g4,.pk-g{grid-template-columns:1fr}
  .auth-box{padding:26px 18px}
}