/* ══════════════════════════════════════════════
   筑档通 v0.5.0 — Design System
   参考: Vercel — 极简工程美学
   "把界面当编译器一样对待，删掉每一个不必要的 token"
   ══════════════════════════════════════════════ */

/* ─── Variables ────────────────────────────── */
:root{
  --sidebar-w: 240px; --topbar-h: 48px;

  /* Vercel-inspired palette: 墨黑 + 纯白 + 单色强调 */
  --c-bg: #fafafa; --c-surface: #fff; --c-text: #0a0a0a; --c-text2: #666;
  --c-primary: #0070f3; --c-primary-l: #eef5ff;
  --c-accent: #de1d8d;
  --c-success: #0a7c42;
  --c-danger: #d93025; --c-danger-l: #fef2f2;
  --c-warning: #b45309; --c-warning-l: #fffbeb;

  /* Sidebar — 纯粹墨黑 */
  --c-sidebar: #0d0d0d; --c-sidebar-h: #1a1a1a; --c-sidebar-text: #e0e0e0; --c-sidebar-active: #0070f3;
  --c-sidebar-active-bg: rgba(0,112,243,0.12);

  /* Geometry — Vercel 精确阶梯 */
  --radius-btn: 100px;
  --radius-card: 12px;
  --radius-sm: 6px;
  --radius-input: 8px;
  --radius-badge: 9999px;
  --radius-modal: 16px;

  /* Shadow-as-Border — Vercel 核心技术
     用阴影替代 border，环线 + 抬起 + 环境 + 内发光 */
  --shadow-ring: 0 0 0 1px rgba(0,0,0,0.08);
  --shadow-card:
    0 0 0 1px rgba(0,0,0,0.08),
    0 2px 2px rgba(0,0,0,0.04),
    0 8px 8px -8px rgba(0,0,0,0.04),
    inset 0 0 0 1px rgba(255,255,255,0.8);
  --shadow-card-hover:
    0 0 0 1px rgba(0,0,0,0.12),
    0 4px 4px rgba(0,0,0,0.04),
    0 12px 12px -8px rgba(0,0,0,0.06),
    inset 0 0 0 1px rgba(255,255,255,0.9);

  /* Typography — Geist 风格 */
  --font: 'Inter',-apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei',sans-serif;
  --trans: .15s cubic-bezier(.4,0,.2,1);
}

/* ─── Reset ────────────────────────────────── */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{font-size:16px;height:100%}
body{font-family:var(--font);background:var(--c-bg);color:var(--c-text);line-height:1.5;height:100%;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
button{font-family:inherit;cursor:pointer;border:none;background:none;font-size:inherit;color:inherit}
input,textarea{font-family:inherit;font-size:inherit}

/* ─── Splash ──────────────────────────────── */
.splash{
  position:fixed;inset:0;z-index:9999;background:var(--c-sidebar);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  color:#fff;transition:opacity .4s;
}
.splash-logo-svg{width:64px;height:64px;margin-bottom:12px}
.splash-title{font-size:26px;font-weight:600;letter-spacing:-.5px}
.splash-sub{font-size:13px;opacity:.5;margin-top:4px;font-weight:400;letter-spacing:.2px}

/* ─── App Shell ────────────────────────────── */
.app{height:100%;display:flex;overflow:hidden}

/* ─── Sidebar ──────────────────────────────── */
.sidebar{
  width:var(--sidebar-w);height:100%;background:var(--c-sidebar);
  display:flex;flex-direction:column;flex-shrink:0;z-index:100;
  transition:transform var(--trans);overflow:hidden;
}
.sidebar-brand{
  padding:14px 20px;display:flex;align-items:center;gap:10px;
  box-shadow:0 1px 0 rgba(255,255,255,0.06);
}
.brand-icon{display:block;width:24px;height:24px;color:#fff;flex-shrink:0}
.brand-text{font-size:20px;font-weight:700;color:#fff;line-height:1.2}

/* Sidebar Groups */
.sidebar-group{box-shadow:0 1px 0 rgba(255,255,255,0.04)}
.sidebar-group-head{
  width:100%;display:flex;align-items:center;gap:8px;padding:10px 14px;
  color:#fff;font-size:14px;font-weight:600;
  transition:all var(--trans);text-align:left;letter-spacing:.2px;
}
.sidebar-group-head:hover{background:var(--c-sidebar-h)}
.sidebar-group-head .sgh-icon{width:16px;height:16px;opacity:.85;flex-shrink:0}
.sgh-arrow{font-size:10px;transition:transform .2s;flex-shrink:0;opacity:.6;width:10px;text-align:center}
.sidebar-group-head.open .sgh-arrow{transform:rotate(90deg)}
.sidebar-group-body{padding:4px 8px 8px}
.sidebar-group-body.hidden{display:none}

.sidebar-section{padding:12px;flex:1}
.sidebar-scroll{flex:1;overflow-y:auto;overflow-x:hidden}
.sidebar-label{font-size:11px;color:#888;letter-spacing:.8px;padding:8px 8px 6px;font-weight:500;text-transform:uppercase}

/* Sidebar Projects */
.sidebar-projects{display:flex;flex-direction:column;gap:1px}
.sidebar-project{
  display:flex;align-items:center;gap:8px;padding:7px 10px;border-radius:6px;
  color:var(--c-sidebar-text);font-size:13px;transition:all var(--trans);
  cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.sidebar-project:hover{background:var(--c-sidebar-h);color:#fff}
.sidebar-project.active{
  background:var(--c-sidebar-active-bg);color:#fff;font-weight:500;
  box-shadow:inset 2px 0 0 var(--c-sidebar-active);
}
.sidebar-project-dot{width:5px;height:5px;border-radius:50%;background:var(--c-accent);flex-shrink:0}
.sidebar-project.active .sidebar-project-dot{background:var(--c-primary)}
.sidebar-proj-edit,.sidebar-proj-del{display:none;margin-left:auto;padding:3px 6px;border-radius:4px;color:var(--c-sidebar-text);font-size:11px;cursor:pointer;background:none;border:none;transition:all var(--trans)}
.sidebar-project:hover .sidebar-proj-edit{display:block}
.sidebar-project:hover .sidebar-proj-del{display:block}
.sidebar-proj-edit:hover{color:#fff;background:rgba(255,255,255,0.08)}
.sidebar-proj-del:hover{color:#f87171;background:rgba(255,255,255,0.08)}
.sidebar-empty{font-size:12px;color:#888;padding:8px;opacity:.7}
.sidebar-add{
  width:100%;padding:7px;margin-top:4px;border-radius:6px;font-size:12px;
  color:#888;box-shadow:0 0 0 1px rgba(255,255,255,0.1);
  transition:all var(--trans);text-align:center;
}
.sidebar-add:hover{background:var(--c-sidebar-h);color:#fff;box-shadow:0 0 0 1px rgba(255,255,255,0.2)}

/* Sidebar search */
.sidebar-search{
  width:100%;padding:6px 10px;border:none;border-radius:6px;
  background:rgba(255,255,255,0.06);color:#e0e0e0;font-size:12px;
  margin-bottom:4px;outline:none;box-shadow:0 0 0 1px rgba(255,255,255,0.08);
  transition:all var(--trans);
}
.sidebar-search::placeholder{color:rgba(255,255,255,0.2)}
.sidebar-search:focus{
  background:rgba(255,255,255,0.1);
  box-shadow:0 0 0 1px rgba(255,255,255,0.15);
}

/* Sidebar items (templates / regs) */
.sidebar-templates{display:flex;flex-direction:column;gap:1px}
.sidebar-tmpl-item{
  display:flex;align-items:center;gap:6px;padding:6px 8px;border-radius:5px;
  color:var(--c-sidebar-text);font-size:12px;cursor:pointer;transition:all var(--trans);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.sidebar-tmpl-item:hover{background:var(--c-sidebar-h);color:#fff}
.sidebar-tmpl-item.hidden{display:none}
.sidebar-regs{display:flex;flex-direction:column;gap:1px}
.sidebar-reg-item{
  display:flex;align-items:center;gap:6px;padding:6px 8px;border-radius:5px;
  color:var(--c-sidebar-text);font-size:12px;cursor:pointer;transition:all var(--trans);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.sidebar-reg-item:hover{background:var(--c-sidebar-h);color:#fff}
.sr-icon{font-size:13px;flex-shrink:0;opacity:.7}
.sidebar-tmpl-source,.sidebar-reg-item .sr-source{font-size:11px;opacity:.5;margin-left:auto;flex-shrink:0}

/* Sidebar bottom */
.sidebar-bottom{flex-shrink:0;box-shadow:0 -1px 0 rgba(255,255,255,0.06);padding:6px}
.sidebar-item{
  display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:6px;
  color:var(--c-sidebar-text);font-size:12px;width:100%;transition:all var(--trans);
}
.sidebar-item:hover{background:var(--c-sidebar-h);color:#fff}
.sidebar-item .si-icon{width:16px;height:16px;opacity:.7;flex-shrink:0}
.sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:99}

/* ─── Main Wrap ────────────────────────────── */
.main-wrap{flex:1;display:flex;flex-direction:column;min-width:0;height:100%}

/* ─── Topbar — 毛玻璃 ──────────────────────── */
.topbar{
  height:var(--topbar-h);background:rgba(250,250,250,.8);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  box-shadow:0 0 0 1px rgba(0,0,0,0.06);
  display:flex;align-items:center;padding:0 14px;gap:10px;flex-shrink:0;z-index:10;
}
.tb-menu{
  display:none;width:32px;height:32px;border-radius:6px;
  align-items:center;justify-content:center;font-size:16px;
  color:var(--c-text);transition:all var(--trans);
}
.tb-menu:hover{background:rgba(0,0,0,0.04)}
.tb-back{
  display:flex;align-items:center;gap:2px;padding:6px 10px;border-radius:6px;
  font-size:13px;color:var(--c-text2);transition:all var(--trans);font-weight:500;
}
.tb-back:hover{background:rgba(0,0,0,0.04);color:var(--c-text)}
.tb-back-arrow{font-size:15px}
.tb-back-text{font-size:13px}
.tb-back.hidden{display:none}
.tb-title{
  font-size:14px;font-weight:600;flex:1;white-space:nowrap;overflow:hidden;
  text-overflow:ellipsis;letter-spacing:-.2px;
}
.tb-user,.tb-share{
  width:32px;height:32px;border-radius:6px;display:flex;align-items:center;
  justify-content:center;font-size:15px;color:var(--c-text2);transition:all var(--trans);
}
.tb-user:hover,.tb-share:hover{background:rgba(0,0,0,0.06);color:var(--c-text)}
.tb-share.hidden{display:none}

/* ─── Content ──────────────────────────────── */
.content{flex:1;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;padding:28px}

/* ─── Dashboard ────────────────────────────── */
.dashboard{max-width:960px}
.dash-header{
  margin:-28px -28px 28px;padding:28px 28px 24px;
  background:radial-gradient(ellipse 80% 100% at 50% 0%,rgba(0,112,243,0.04) 0%,transparent 70%);
}
.dash-project-name{font-size:26px;font-weight:600;letter-spacing:-.3px}
.dash-project-info{font-size:13px;color:var(--c-text2);margin-top:4px}
.dash-empty{text-align:center;padding:80px 20px}
.dash-empty-icon{font-size:40px;margin-bottom:16px;opacity:.2}
.dash-empty h3{font-size:17px;font-weight:600;margin-bottom:4px;color:var(--c-text)}
.dash-empty p{font-size:13px;color:var(--c-text2);margin-bottom:24px}

/* Stats Grid — Vercel shadow-as-border cards */
.stats-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-bottom:28px}
.stat-card{
  background:var(--c-surface);box-shadow:var(--shadow-card);
  border-radius:var(--radius-card);padding:20px 22px;
  transition:all var(--trans);cursor:pointer;position:relative;
}
.stat-card:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-1px)}
.stat-icon{width:22px;height:22px;margin-bottom:10px;opacity:.4}
.stat-label{font-size:18px;font-weight:600;color:var(--c-text)}
.stat-numbers{display:flex;align-items:baseline;gap:4px;margin-top:6px}
.stat-done{font-size:15px;font-weight:700;font-feature-settings:"tnum";color:var(--c-primary)}
.stat-sep{font-size:12px;color:var(--c-text2)}
.stat-target{font-size:12px;color:var(--c-text2);font-weight:400}
.stat-bar-wrap{height:2px;background:var(--c-bg);border-radius:1px;margin-top:12px;overflow:hidden}
.stat-bar{height:100%;border-radius:1px;transition:width .6s ease}
.stat-bar.blue{background:var(--c-primary)}
.stat-bar.amber{background:var(--c-accent)}
.stat-bar.green{background:var(--c-success)}
.stat-bar.indigo{background:#6366f1}
.stat-bar.rose{background:#e11d48}

/* Target Editor */
.target-editor{
  display:flex;align-items:center;gap:6px;margin-top:10px;padding-top:10px;
  box-shadow:0 -1px 0 rgba(0,0,0,0.05);
}
.target-editor input{
  width:50px;padding:5px 8px;box-shadow:0 0 0 1px rgba(0,0,0,0.12);
  border:none;border-radius:4px;font-size:12px;text-align:center;color:var(--c-text);
  transition:all var(--trans);
}
.target-editor input:focus{outline:none;box-shadow:0 0 0 2px var(--c-primary)}
.target-editor .btn-sm{padding:3px 12px;font-size:11px}

/* Quick Actions */
.quick-actions{display:flex;gap:10px;margin-bottom:28px;flex-wrap:wrap}
.quick-actions .btn{padding:10px 20px;font-size:13px}

/* ─── Page Sections ────────────────────────── */
.page-section{margin-bottom:28px}
.section-title{font-size:11px;font-weight:500;color:var(--c-text2);text-transform:uppercase;letter-spacing:.5px;margin-bottom:12px}

/* Template Grid */
.template-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px}
.template-card{
  background:var(--c-surface);box-shadow:var(--shadow-card);
  border-radius:var(--radius-card);padding:18px;
  cursor:pointer;transition:all var(--trans);
}
.template-card:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-1px)}
.template-card .tc-icon{font-size:24px;margin-bottom:10px}
.template-card .tc-name{font-size:13px;font-weight:600}
.template-card .tc-meta{font-size:11px;color:var(--c-text2);margin-top:3px}

/* Recent List */
.recent-list{display:flex;flex-direction:column;gap:4px}
.recent-item{
  display:flex;align-items:center;gap:10px;padding:12px 16px;
  background:var(--c-surface);box-shadow:var(--shadow-ring);border-radius:8px;
  cursor:pointer;transition:all var(--trans);
}
.recent-item:hover{box-shadow:0 0 0 1px rgba(0,0,0,0.14);background:#fafafa}
.recent-icon{font-size:16px;flex-shrink:0}
.recent-info{flex:1;min-width:0}
.recent-name{font-size:13px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.recent-meta{font-size:11px;color:var(--c-text2);margin-top:1px}
.recent-del{font-size:14px;padding:4px 8px;cursor:pointer;opacity:.3;flex-shrink:0;border-radius:6px;transition:all var(--trans)}
.recent-del:hover{opacity:1;color:var(--c-danger);background:var(--c-danger-l)}

.proj-file-item{
  display:flex;align-items:center;gap:10px;padding:12px 16px;
  background:var(--c-surface);box-shadow:var(--shadow-ring);border-radius:8px;
  margin-bottom:4px;cursor:pointer;transition:all var(--trans);
}
.proj-file-item:hover{box-shadow:0 0 0 1px rgba(0,0,0,0.14);background:#fafafa}

/* ─── Form Page ────────────────────────────── */
.form-page{max-width:800px}
.form-page .form-header{margin-bottom:20px}
.form-page .form-name{font-size:20px;font-weight:600;margin-bottom:2px}
.form-page .form-meta{font-size:12px;color:var(--c-text2)}
.form-project-banner{
  padding:12px 16px;background:var(--c-primary-l);
  box-shadow:0 0 0 1px rgba(0,112,243,0.15);
  border-radius:8px;font-size:12px;color:#0059c8;margin-bottom:16px;
}
.form-section{margin-bottom:22px}
.form-section-title{
  font-size:13px;font-weight:600;color:var(--c-primary);padding-bottom:6px;
  box-shadow:0 1px 0 var(--c-primary-l);margin-bottom:12px;
}
.form-section-hint{font-size:11px;color:var(--c-text2);margin-top:-8px;margin-bottom:12px}

.form-field{margin-bottom:14px}
.form-label{display:block;font-size:13px;font-weight:500;color:var(--c-text);margin-bottom:4px}
.form-label.required::after{content:' *';color:var(--c-danger)}
.form-input{
  width:100%;padding:10px 14px;border:none;border-radius:var(--radius-input);
  font-size:14px;color:var(--c-text);background:var(--c-surface);
  box-shadow:0 0 0 1px rgba(0,0,0,0.12);transition:all var(--trans);
}
.form-input:focus{outline:none;box-shadow:0 0 0 2px var(--c-primary)}
.form-textarea{
  width:100%;padding:10px 14px;border:none;border-radius:var(--radius-input);
  font-size:14px;color:var(--c-text);background:var(--c-surface);
  resize:vertical;min-height:64px;transition:all var(--trans);
  box-shadow:0 0 0 1px rgba(0,0,0,0.12);
}
.form-textarea:focus{outline:none;box-shadow:0 0 0 2px var(--c-primary)}

/* Form Table */
.form-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
.form-table{width:100%;border-collapse:collapse;font-size:12px;margin-bottom:6px}
.form-table th{
  background:var(--c-primary-l);color:var(--c-primary);font-weight:600;
  padding:8px 8px;text-align:center;font-size:11px;
  box-shadow:0 0 0 1px rgba(0,112,243,0.1);
}
.form-table td{padding:4px;box-shadow:0 0 0 1px rgba(0,0,0,0.06)}
.form-table-input{
  width:100%;border:none;padding:6px 8px;font-size:12px;
  background:transparent;color:var(--c-text);
}
.form-table-input:focus{outline:none;background:#f0f7ff}
.form-table-add{font-size:11px;padding:3px 10px;color:var(--c-primary);cursor:pointer;margin-top:4px;display:inline-block}

.form-actions{display:flex;gap:10px;padding-bottom:32px;flex-wrap:wrap}

/* Field Error */
.field-error{box-shadow:0 0 0 2px var(--c-danger)!important;background:var(--c-danger-l)!important;animation:shake .3s}
@keyframes shake{0%,100%{transform:translateX(0)}25%{transform:translateX(-4px)}75%{transform:translateX(4px)}}

/* ─── Project Editor ───────────────────────── */
.proj-editor{
  background:var(--c-surface);box-shadow:var(--shadow-card);
  border-radius:var(--radius-modal);padding:24px;max-width:560px;
}
.proj-editor h3{font-size:16px;font-weight:600;margin-bottom:16px}
.proj-editor .form-field{margin-bottom:12px}
.proj-editor-actions{display:flex;gap:8px;margin-top:16px}

/* ─── Camera Page ──────────────────────────── */
.camera-page{max-width:480px}
.camera-container{
  position:relative;width:100%;min-height:60vh;background:#000;
  border-radius:var(--radius-card);overflow:hidden;
  display:flex;align-items:center;justify-content:center;
}
.cam-video{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;z-index:1}
.camera-overlay{
  position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;
  align-items:center;justify-content:center;pointer-events:none;
}
.camera-controls{position:absolute;bottom:24px;left:0;right:0;z-index:3;display:flex;justify-content:center}
.camera-frame{width:75%;height:60%;border:2px dashed rgba(255,255,255,.5);border-radius:8px}
.camera-hint{color:#fff;font-size:12px;margin-top:12px;text-shadow:0 1px 3px rgba(0,0,0,.8)}
.camera-back{position:absolute;top:12px;left:12px;color:#fff;font-size:24px;padding:8px;z-index:5;cursor:pointer}
@media(min-width:768px){.camera-container{min-height:500px;max-height:70vh}}

/* ─── OCR Result ───────────────────────────── */
.result-page{max-width:640px}
.result-image{width:100%;border-radius:var(--radius-card);box-shadow:var(--shadow-ring)}
.ocr-raw{
  background:#f8f8f8;box-shadow:0 0 0 1px rgba(0,0,0,0.06);
  border-radius:8px;padding:14px;font-size:13px;line-height:1.8;
  white-space:pre-wrap;max-height:180px;overflow-y:auto;color:var(--c-text);
}
.goto-form-row{
  text-align:center;margin-top:16px;padding:16px;
  background:var(--c-bg);border-radius:8px;
}

/* ─── Settings ─────────────────────────────── */
.settings-page{max-width:520px}
.settings-section{margin-bottom:20px}
.settings-item{
  display:flex;justify-content:space-between;align-items:center;
  padding:14px 0;box-shadow:0 1px 0 rgba(0,0,0,0.05);
  font-size:14px;cursor:pointer;transition:all var(--trans);
}
.settings-item:hover{color:var(--c-primary)}
.settings-item .arrow{color:var(--c-text2);font-size:12px}

/* ─── Empty State ──────────────────────────── */
.empty-state{text-align:center;padding:48px 0;color:var(--c-text2);font-size:13px}

/* ─── Buttons — Vercel 风格 ────────────────── */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:10px 20px;border:none;font-size:13px;
  font-weight:500;cursor:pointer;transition:all var(--trans);
  letter-spacing:-.1px;
}
/* Primary — 墨黑药丸 (Vercel's "Start Deploying") */
.btn-primary{
  background:var(--c-sidebar);color:#fff;border-radius:var(--radius-btn);
  padding:10px 24px;
}
.btn-primary:hover{background:#1a1a1a;transform:scale(1.02);box-shadow:0 2px 8px rgba(0,0,0,0.12)}
.btn-primary:active{transform:scale(.98)}
/* Outline — shadow-as-border 白底 */
.btn-outline{
  background:var(--c-surface);color:var(--c-text);
  box-shadow:0 0 0 1px rgba(0,0,0,0.12);border-radius:var(--radius-sm);
}
.btn-outline:hover{box-shadow:0 0 0 1px rgba(0,0,0,0.2);background:#f5f5f5}
/* Ghost — 极简 */
.btn-ghost{background:transparent;color:var(--c-text2);border-radius:var(--radius-sm)}
.btn-ghost:hover{color:var(--c-text);background:rgba(0,0,0,0.04)}
.btn-block{width:100%}
.btn-sm{padding:4px 12px;font-size:11px;border-radius:5px}
.btn-round{
  width:48px;height:48px;border-radius:50%;background:var(--c-sidebar);color:#fff;
  font-size:20px;box-shadow:0 4px 16px rgba(0,0,0,0.2);
  transition:all var(--trans);display:flex;align-items:center;justify-content:center;
}
.btn-round:active{transform:scale(.94)}

/* ─── Toast ────────────────────────────────── */
.toast{
  position:fixed;bottom:24px;left:50%;transform:translateX(-50%);
  padding:10px 24px;border-radius:20px;font-size:13px;font-weight:500;
  color:#fff;z-index:9999;background:#1a1a1a;opacity:0;transition:opacity .3s;
  pointer-events:none;box-shadow:0 4px 16px rgba(0,0,0,0.15);
}
.toast.show{opacity:1}
.toast.success{background:var(--c-success)}
.toast.error{background:var(--c-danger)}

/* ─── Field Confidence ─────────────────────── */
.field-row{
  display:flex;align-items:center;gap:8px;padding:12px;
  background:var(--c-surface);box-shadow:var(--shadow-ring);
  border-radius:8px;margin-bottom:8px;
}
.field-label{font-size:12px;color:var(--c-text2);min-width:60px;flex-shrink:0;font-weight:500}
.field-value{flex:1;border:none;outline:none;font-size:14px;background:transparent;color:var(--c-text)}
.field-value:focus{box-shadow:0 1px 0 var(--c-primary)}
.field-confidence{font-size:10px;padding:2px 8px;border-radius:10px;font-weight:600}
.field-confidence.high{background:#d1fae5;color:var(--c-success)}
.field-confidence.medium{background:#fef3c7;color:var(--c-warning)}
.field-confidence.low{background:#fee2e2;color:var(--c-danger)}

/* ─── Hidden ──────────────────────────────── */
.hidden{display:none!important}

/* ─── Mobile ──────────────────────────────── */
@media (max-width:767px){
  .sidebar{
    position:fixed;left:0;top:0;transform:translateX(-100%);
    box-shadow:none;z-index:101;
  }
  .sidebar.open{transform:translateX(0);box-shadow:4px 0 24px rgba(0,0,0,.3)}
  .sidebar-overlay.show{display:block}
  .tb-menu{display:flex}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:8px}
  .content{padding:16px}
  .dash-header{margin:-16px -16px 24px;padding:20px 16px 18px}
  .dash-project-name{font-size:20px}
  .stat-label{font-size:16px}.stat-done{font-size:14px}
  .template-grid{grid-template-columns:1fr}
  .form-page{max-width:100%}
  .form-actions{flex-direction:column}
  .btn{padding:12px 22px;font-size:14px}
  .btn-sm{padding:8px 14px;font-size:12px}
  .form-input,.form-textarea{padding:12px 16px;font-size:16px}
  .sidebar-project,.sidebar-tmpl-item,.sidebar-reg-item{padding:10px 12px;font-size:13px}
  .cat-file-item{padding:12px 14px}
  .cfi-name{font-size:14px}
  .topbar{padding:0 10px}
  .tb-title{font-size:13px}
}
@media (min-width:768px) and (max-width:1023px){
  .stats-grid{grid-template-columns:repeat(3,1fr)}
}

/* ─── Login Page ───────────────────────────── */
.login-page{max-width:400px;margin:48px auto;text-align:center}
.login-logo{font-size:48px;margin-bottom:8px}
.login-title{font-size:22px;font-weight:600;margin-bottom:4px}
.login-sub{font-size:13px;color:var(--c-text2);margin-bottom:32px}
.login-step{text-align:left}
.login-step .form-label{font-size:14px}
.login-phone-input{
  width:100%;padding:14px 18px;border:none;border-radius:var(--radius-input);
  font-size:18px;text-align:center;letter-spacing:2px;color:var(--c-text);
  background:var(--c-surface);box-shadow:0 0 0 1px rgba(0,0,0,0.12);
  transition:all var(--trans);
}
.login-phone-input:focus{outline:none;box-shadow:0 0 0 2px var(--c-primary)}
.login-otp-row{display:flex;gap:10px}
.login-otp-input{
  flex:1;padding:14px 18px;border:none;border-radius:var(--radius-input);
  font-size:20px;text-align:center;letter-spacing:4px;color:var(--c-text);
  background:var(--c-surface);box-shadow:0 0 0 1px rgba(0,0,0,0.12);
  transition:all var(--trans);
}
.login-otp-input:focus{outline:none;box-shadow:0 0 0 2px var(--c-primary)}
.login-hint{font-size:12px;color:var(--c-text2);margin-top:10px;text-align:center}
.login-error{
  padding:12px 16px;background:var(--c-danger-l);color:var(--c-danger);
  border-radius:8px;font-size:13px;margin-top:12px;text-align:center;
}
.btn-send{white-space:nowrap;padding:12px 20px;font-size:14px}
.login-skip{font-size:12px;color:var(--c-text2);margin-top:36px;cursor:pointer}
.login-skip:hover{color:var(--c-text)}

/* ─── Guide Cards ──────────────────────────── */
.guide-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:8px;margin-bottom:16px}
.guide-card{
  display:flex;gap:10px;padding:12px 14px;background:var(--c-primary-l);
  box-shadow:0 0 0 1px rgba(0,112,243,0.1);border-radius:8px;align-items:flex-start;
}
.guide-num{
  width:22px;height:22px;border-radius:50%;background:var(--c-primary);
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:11px;font-weight:600;flex-shrink:0;
}
.guide-card strong{display:block;font-size:11px;margin-bottom:1px;color:var(--c-primary)}
.guide-card p{font-size:10px;color:var(--c-text2);margin:0}

/* ─── Category Dual Panel ──────────────────── */
.cat-layout{display:flex;gap:0;height:calc(100vh - 80px);margin:-28px}
.cat-sidebar{
  width:300px;flex-shrink:0;background:var(--c-surface);
  box-shadow:1px 0 0 rgba(0,0,0,0.05);display:flex;flex-direction:column;overflow:hidden;
}
.cat-sidebar-header{padding:16px 16px 8px;box-shadow:0 1px 0 rgba(0,0,0,0.05)}
.cat-sidebar-header h3{font-size:14px;font-weight:600;margin-bottom:2px}
.cat-count{font-size:11px;color:var(--c-text2)}
.cat-sort{display:flex;gap:4px;padding:6px 14px}
.cat-sort-btn{
  font-size:10px;padding:4px 10px;box-shadow:0 0 0 1px rgba(0,0,0,0.1);
  border-radius:4px;background:var(--c-surface);color:var(--c-text2);cursor:pointer;
  border:none;transition:all var(--trans);
}
.cat-sort-btn.active{background:var(--c-primary-l);color:var(--c-primary);box-shadow:0 0 0 1px rgba(0,112,243,0.2)}
.cat-file-list{flex:1;overflow-y:auto;padding:4px 8px}
.cat-file-item{
  display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:8px;
  margin-bottom:1px;cursor:pointer;transition:all var(--trans);
}
.cat-file-item:hover{background:var(--c-bg)}
.cat-file-item.active{background:var(--c-primary-l);box-shadow:0 0 0 1px rgba(0,112,243,0.15)}
.cfi-icon{font-size:18px;flex-shrink:0}
.cfi-info{flex:1;min-width:0}
.cfi-name{font-size:13px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cfi-meta{font-size:10px;color:var(--c-text2)}
.cfi-del,.cfi-ren{
  flex-shrink:0;width:26px;height:26px;border:none;background:transparent;
  color:#999;font-size:14px;line-height:1;cursor:pointer;border-radius:4px;
  display:flex;align-items:center;justify-content:center;transition:all var(--trans);
}
.cfi-del:hover{background:#fee2e2;color:#ef4444}
.cfi-ren:hover{background:#dbeafe;color:#2563eb}
.cat-sidebar-actions{display:flex;gap:6px;padding:10px 14px;box-shadow:0 -1px 0 rgba(0,0,0,0.05)}
.cat-preview{flex:1;display:flex;flex-direction:column;background:#e8ecf1;min-width:0}
.cat-preview-header{
  display:flex;align-items:center;justify-content:space-between;
  padding:10px 16px;background:var(--c-surface);
  box-shadow:0 1px 0 rgba(0,0,0,0.05);font-size:14px;font-weight:500;flex-shrink:0;
}
.cat-preview-body{flex:1;overflow:auto;display:flex;align-items:center;justify-content:center}
@media(max-width:767px){
  .cat-layout{flex-direction:column;height:auto;margin:0}
  .cat-sidebar{width:100%;max-height:45vh;box-shadow:0 1px 0 rgba(0,0,0,0.05)}
  .cat-preview{min-height:45vh}
}

/* ─── PDF Overlay Inputs ───────────────────── */
.pdf-overlay-input{
  box-shadow:0 0 0 1px rgba(0,112,243,0.2);background:rgba(255,255,255,.8);
  border:none;border-radius:2px;padding:1px 4px;color:#000;outline:none;
  font-family:SimSun,"宋体",serif;transition:all .15s;
}
.pdf-overlay-input:focus{
  box-shadow:0 0 0 2px var(--c-primary);background:rgba(255,255,255,.95);z-index:5;
}
.pdf-form-wrapper{overflow:auto;max-height:75vh;box-shadow:0 0 0 1px rgba(0,0,0,0.08);border-radius:8px}

/* ─── Canvas Editor ────────────────────────── */
.canvas-editor-wrapper{line-height:0}
.canvas-editor-overlay{
  caret-color:#2563eb;background:transparent!important;
  outline:2px solid transparent;transition:outline .2s;
}
.canvas-editor-overlay:focus{outline-color:rgba(37,99,235,.3)}
.canvas-editor-overlay *{color:#000!important;font-family:"SimSun","宋体",serif!important}

/* ─── Regulation Viewer ────────────────────── */
.reg-viewer{max-width:680px}
.reg-badge{
  display:inline-block;font-size:10px;padding:3px 10px;border-radius:var(--radius-badge);
  font-weight:500;background:var(--c-primary-l);color:var(--c-primary);margin-bottom:8px;
}
.reg-title{font-size:20px;font-weight:600;margin-bottom:8px}
.reg-meta{display:flex;gap:16px;font-size:12px;color:var(--c-text2);margin-bottom:4px;flex-wrap:wrap}
.reg-source{color:var(--c-primary);font-weight:500}
.reg-desc{margin:14px 0;font-size:14px;line-height:1.7;color:var(--c-text)}
.reg-info-row{
  padding:10px 14px;background:var(--c-bg);border-radius:6px;
  margin-bottom:6px;font-size:13px;line-height:1.6;
}
.reg-note{
  padding:12px 16px;background:var(--c-warning-l);
  box-shadow:0 0 0 1px rgba(180,83,9,0.15);
  border-radius:8px;font-size:12px;color:#92400e;margin-top:12px;
}
.reg-section{margin-top:16px;padding-top:16px;box-shadow:0 -1px 0 rgba(0,0,0,0.06)}
.reg-section-title{font-size:14px;font-weight:600;margin-bottom:10px}
.reg-doc-item{
  display:flex;gap:10px;padding:12px 14px;background:var(--c-bg);
  border-radius:8px;margin-bottom:6px;align-items:center;
}
.doc-icon{font-size:18px;flex-shrink:0}
.doc-cat{font-size:11px;color:var(--c-text2)}

/* Read-only fields */
.ro-field{
  padding:12px 16px;background:var(--c-bg);
  box-shadow:0 0 0 1px rgba(0,0,0,0.04);border-radius:8px;
  font-size:14px;line-height:1.8;color:var(--c-text);
  min-height:20px;white-space:pre-wrap;
}
.ro-table td{font-size:13px;padding:6px 8px}

/* ─── Copy Choice Dialog ──────────────────── */
.copy-choice{max-width:400px;margin:40px auto}
.copy-choice-card{
  background:var(--c-surface);box-shadow:var(--shadow-card);
  border-radius:var(--radius-modal);padding:28px;text-align:center;
}

/* ─── Form Table Mobile Cards ────────────────── */
@media (max-width:767px){
  .form-table, .form-table tbody, .form-table tr, .form-table td{display:block}
  .form-table thead{display:none}
  .form-table tr{
    background:var(--c-surface);box-shadow:var(--shadow-ring);
    border-radius:var(--radius-card);padding:12px;margin-bottom:10px;
  }
  .form-table td{border:none;padding:4px 0;box-shadow:none}
  .form-table td::before{
    content:attr(data-label);
    font-size:11px;color:var(--c-text2);display:block;font-weight:500;margin-bottom:3px;
  }
  .form-table-input{
    font-size:14px;padding:8px;box-shadow:0 0 0 1px rgba(0,0,0,0.1);
    border-radius:6px;width:100%;margin-bottom:4px;
  }
}

/* ─── Print Preview Bar ───────────────────── */
.print-bar{
  position:sticky;top:0;z-index:99;background:#1a1a1a;color:#fff;
  display:flex;gap:10px;padding:10px 16px;align-items:center;
  font-size:13px;border-radius:8px 8px 0 0;margin-bottom:0;
}
.print-bar button{padding:8px 16px;border:none;border-radius:6px;font-size:13px;font-weight:500;cursor:pointer}
.btn-print-print{background:var(--c-primary);color:#fff}
.btn-print-close{background:rgba(255,255,255,.12);color:#fff}

/* ─── Status Badge ────────────────────────── */
#formStatusBadge{font-size:11px;padding:3px 12px;border-radius:var(--radius-badge);font-weight:500;white-space:nowrap}

/* ─── Member badge ────────────────────────── */
.member-badge{
  display:inline-block;font-size:9px;padding:2px 6px;border-radius:var(--radius-badge);
  background:var(--c-accent);color:#fff;margin-left:4px;vertical-align:middle;
}
.download-locked{opacity:.5;pointer-events:none;position:relative}
.dl-lock-icon{position:absolute;right:12px;top:50%;transform:translateY(-50%);font-size:14px}

/* ─── Homepage v2 ──────────────────────────── */
.home-hero{padding:48px 24px 24px;text-align:center}
.home-logo{width:72px;height:72px;border-radius:18px;margin-bottom:16px;box-shadow:0 4px 16px rgba(0,0,0,.1)}
.home-title{font-size:22px;font-weight:600}
.home-sub{font-size:13px;color:var(--c-text2);margin-top:4px}
.home-actions{padding:0 24px;display:flex;flex-direction:column;gap:12px}
.home-btn{
  display:flex;align-items:center;gap:14px;padding:18px 20px;border-radius:14px;
  text-decoration:none;font-size:16px;font-weight:500;cursor:pointer;
  transition:all var(--trans);border:none;width:100%;text-align:left;font-family:inherit;
}
.home-btn-primary{
  background:var(--c-sidebar);color:#fff;box-shadow:0 2px 8px rgba(0,0,0,.15);
}
.home-btn-primary:hover{background:#1a1a1a;transform:translateY(-1px)}
.home-btn-primary .hb-icon{
  font-size:24px;width:44px;height:44px;display:flex;align-items:center;
  justify-content:center;background:rgba(255,255,255,.15);border-radius:10px;flex-shrink:0;
}
.home-btn-outline{
  background:var(--c-surface);color:var(--c-text);
  box-shadow:0 0 0 1px rgba(0,0,0,0.1);
}
.home-btn-outline:hover{box-shadow:0 0 0 1px rgba(0,0,0,0.18);background:#fafafa}
.home-btn-outline .hb-icon{
  font-size:24px;width:44px;height:44px;display:flex;align-items:center;
  justify-content:center;background:var(--c-bg);border-radius:10px;flex-shrink:0;
}
.home-btn-ghost{
  background:var(--c-surface);color:var(--c-text2);
  box-shadow:0 0 0 1px rgba(0,0,0,0.06);
}
.home-btn-ghost:hover{background:var(--c-bg)}
.home-btn-ghost .hb-icon{
  font-size:24px;width:44px;height:44px;display:flex;align-items:center;
  justify-content:center;background:var(--c-bg);border-radius:10px;flex-shrink:0;
}
.hb-body{flex:1;min-width:0}
.hb-title{font-size:15px}
.hb-desc{font-size:12px;color:var(--c-text2);font-weight:400;margin-top:2px}
.home-recent{padding:20px 24px}
.home-recent-title{
  font-size:11px;color:var(--c-text2);text-transform:uppercase;
  letter-spacing:.5px;margin-bottom:10px;
}
.home-recent-item{
  display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;
  cursor:pointer;font-size:13px;transition:all var(--trans);
}
.home-recent-item:hover{background:var(--c-bg)}
.home-recent-item .r-icon{font-size:16px}
.home-recent-item .r-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.home-recent-item .r-time{font-size:11px;color:var(--c-text2)}
.home-recent-empty{font-size:13px;color:var(--c-text2);padding:8px 12px}
.home-footer{display:flex;justify-content:center;gap:20px;padding:16px 24px 32px}
.home-footer a{font-size:12px;color:var(--c-text2);text-decoration:none;transition:color var(--trans)}
.home-footer a:hover{color:var(--c-text)}

/* ─── Login Modal ──────────────────────────── */
.login-overlay{
  position:fixed;inset:0;z-index:9998;background:rgba(0,0,0,.5);
  display:flex;align-items:center;justify-content:center;padding:24px;
}
.login-modal{
  background:var(--c-surface);border-radius:var(--radius-modal);
  padding:28px 24px;max-width:360px;width:100%;
  box-shadow:0 16px 48px rgba(0,0,0,.15);
}
.login-modal h2{font-size:18px;font-weight:600;text-align:center;margin-bottom:4px}
.login-modal .lm-sub{font-size:12px;color:var(--c-text2);text-align:center;margin-bottom:20px}
.login-modal .lm-input{
  width:100%;padding:14px 16px;border:none;border-radius:var(--radius-input);
  font-size:16px;font-family:inherit;text-align:center;letter-spacing:2px;
  box-shadow:0 0 0 1px rgba(0,0,0,0.1);transition:all var(--trans);
}
.login-modal .lm-input:focus{outline:none;box-shadow:0 0 0 2px var(--c-primary)}
.login-modal .lm-btn{
  width:100%;padding:14px;border:none;border-radius:var(--radius-btn);
  font-size:16px;font-weight:500;cursor:pointer;margin-top:12px;font-family:inherit;
}
.lm-btn-primary{background:var(--c-sidebar);color:#fff}
.lm-btn-primary:hover{background:#1a1a1a}
.lm-btn-ghost{background:none;color:var(--c-text2)}
.login-modal .lm-error{font-size:12px;color:var(--c-danger);text-align:center;margin-top:8px}

/* ─── Inline SVG Icon Defaults ─────────────── */
.lucide{width:1em;height:1em;vertical-align:middle;stroke-width:1.5;flex-shrink:0}

/* ─── Landing Page ────────────────────────── */
.landing{min-height:100vh;background:var(--c-bg);display:flex;flex-direction:column;align-items:center}
.landing-hero{
  text-align:center;padding:80px 24px 48px;max-width:600px;
  background:radial-gradient(ellipse 80% 100% at 50% 0%,rgba(0,112,243,0.06) 0%,transparent 70%);
}
.landing-title{font-size:36px;font-weight:700;letter-spacing:-1px;margin-bottom:4px}
.landing-sub{font-size:18px;color:var(--c-text2);font-weight:500;margin-bottom:16px}
.landing-desc{font-size:14px;color:var(--c-text2);margin-bottom:28px}
.landing-cta-btns{margin-bottom:8px}
.landing-features{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  max-width:880px;width:100%;padding:0 24px;margin-bottom:48px;
}
.lf-card{
  background:var(--c-surface);box-shadow:var(--shadow-card);
  border-radius:var(--radius-card);padding:24px 20px;text-align:center;
  transition:all var(--trans);
}
.lf-card:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-2px)}
.lf-icon{width:48px;height:48px;margin:0 auto 16px;background:var(--c-primary-l);border-radius:12px;display:flex;align-items:center;justify-content:center}
.lf-icon-inner{font-size:24px;width:24px;height:24px;opacity:.65}
.lf-card h3{font-size:16px;font-weight:600;margin-bottom:6px;color:var(--c-text)}
.lf-card p{font-size:13px;color:var(--c-text2);line-height:1.5}
/* Steps Guide */
.landing-steps{max-width:960px;width:100%;padding:48px 24px;text-align:center}
.landing-steps-title{font-size:22px;font-weight:600;margin-bottom:32px;color:var(--c-text)}
.steps-track{display:flex;align-items:center;justify-content:center;gap:0;margin-bottom:28px;flex-wrap:wrap}
.step-card{
  display:flex;flex-direction:column;align-items:center;gap:8px;width:100px;
  opacity:0;transform:translateX(-30px);
}
.step-card.visible{animation:stepIn .5s ease-out forwards}
.step-card:nth-child(1).visible{animation-delay:0s}
.step-card:nth-child(3).visible{animation-delay:.15s}
.step-card:nth-child(5).visible{animation-delay:.3s}
.step-card:nth-child(7).visible{animation-delay:.45s}
.step-card:nth-child(9).visible{animation-delay:.6s}
@keyframes stepIn{to{opacity:1;transform:translateX(0)}}
.step-num{
  width:28px;height:28px;border-radius:50%;background:var(--c-primary);color:#fff;
  font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.step-icon{font-size:20px;width:20px;height:20px;opacity:.6}
.step-name{font-size:13px;font-weight:600;color:var(--c-text)}
.step-arrow{font-size:16px;color:var(--c-border);margin:0 4px;flex-shrink:0}
.steps-labels{display:flex;justify-content:center;gap:0;max-width:960px;margin:0 auto}
.step-label{width:100px;text-align:center;padding:0 4px;flex-shrink:0}
.step-label strong{display:block;font-size:11px;color:var(--c-text2);text-transform:uppercase;letter-spacing:.3px;margin-bottom:4px}
.step-label p{font-size:12px;color:var(--c-text2);line-height:1.5}
@media(max-width:767px){
  .steps-track{flex-wrap:nowrap;overflow-x:auto;justify-content:flex-start;padding:0 8px;-webkit-overflow-scrolling:touch}
  .step-arrow{display:none}
  .step-card{min-width:80px;width:80px}
  .steps-labels{overflow-x:auto;justify-content:flex-start;padding:0 8px}
  .step-label{min-width:80px;width:80px;flex-shrink:0}
}

.landing-audience{
  text-align:center;padding:32px 24px 48px;max-width:600px;
  font-size:15px;color:var(--c-text2);line-height:1.7;
}
.landing-footer{
  text-align:center;padding:24px;font-size:12px;color:var(--c-text2);
  margin-top:auto;width:100%;
}
.landing-footer div{display:flex;justify-content:center;gap:20px;margin-top:6px}
.landing-footer a{color:var(--c-text2);text-decoration:none}
.landing-footer a:hover{color:var(--c-text)}
@media(max-width:767px){
  .landing-hero{padding:56px 20px 36px}
  .landing-title{font-size:28px}
  .landing-features{grid-template-columns:repeat(2,1fr);gap:10px}
  .lf-card{padding:18px 14px}
  .lf-card h3{font-size:14px}
}
.landing.hidden{display:none!important}

/* ─── Share Mode ─────────────────────────── */
.share-mode-bar{
  position:sticky;top:0;z-index:50;
  background:var(--c-primary-l);padding:10px 20px;
  box-shadow:0 1px 0 rgba(0,112,243,0.15);
  display:flex;align-items:center;gap:12px;font-size:13px;margin-bottom:20px;
  border-radius:8px;
}
.sm-label{font-weight:600;color:var(--c-primary)}
.sm-count{color:#0059c8;font-size:12px}
.sm-check{position:absolute;top:10px;left:10px;width:18px;height:18px;accent-color:var(--c-primary);cursor:pointer;z-index:2}
.cat-file-item .sm-check{position:static;margin-right:8px;flex-shrink:0}
/* Share create modal */
.share-modal-overlay{position:fixed;inset:0;z-index:9998;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;padding:24px}
.share-modal{
  background:var(--c-surface);border-radius:var(--radius-modal);padding:28px 24px;
  max-width:440px;width:100%;box-shadow:0 16px 48px rgba(0,0,0,.15);
}
.share-modal h3{font-size:18px;font-weight:600;text-align:center;margin-bottom:4px}
.share-modal .sm-sub{font-size:13px;color:var(--c-text2);text-align:center;margin-bottom:20px}
.share-modal-preview{background:var(--c-bg);border-radius:8px;padding:12px;max-height:150px;overflow-y:auto;font-size:12px;margin-bottom:16px;line-height:1.6}
.share-modal-preview span{display:block}
.share-modal-select{
  padding:8px 12px;border:none;box-shadow:0 0 0 1px rgba(0,0,0,0.12);
  border-radius:var(--radius-sm);font-size:14px;width:100%;margin-bottom:12px;
  background:var(--c-surface);font-family:var(--font);
}
.share-modal-input{
  width:100%;padding:8px 12px;border:none;box-shadow:0 0 0 1px rgba(0,0,0,0.12);
  border-radius:var(--radius-sm);font-size:14px;margin-bottom:16px;
  font-family:var(--font);
}
/* ─── Animations ──────────────────────────── */
@keyframes fadeInUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes toastIn{from{opacity:0;transform:translateX(-50%) translateY(12px)}to{opacity:1;transform:translateX(-50%) translateY(0)}}
.content.fade-in{animation:fadeInUp .25s ease-out}
.toast.show{animation:toastIn .25s ease-out}
.toast{will-change:opacity,transform}

/* Card press feedback */
.stat-card:active{transform:scale(.985);transition:transform .1s ease}
.template-card:active{transform:scale(.985);transition:transform .1s ease}
.recent-item:active,.proj-file-item:active{transform:scale(.99);transition:transform .1s ease}

/* Button press */
.btn:active{transform:scale(.97);transition:transform .08s ease}
.btn-primary:active{transform:scale(.975)}
.btn-round:active{transform:scale(.92)}

/* ─── Share Landing & Received Share ───────── */
.share-landing{}
.share-header{
  text-align:center;padding:30px 20px 20px;
  background:var(--c-surface);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);margin-bottom:8px;
}
.share-header-icon{width:48px;height:48px;margin:0 auto 12px;opacity:.7}
.share-cat-card{position:relative}
.cat-preview-hint{display:block}

/* Share category view — reuse .cat-layout/.cat-sidebar/.cat-preview */

/* Tab button transitions */
#tabMyShares, #tabRcvdShares{transition:all .2s ease}

/* Received share list items */
.rcvd-view-share, .rcvd-remove{transition:all .15s ease}
.rcvd-remove:hover{background:#fee2e2 !important}

/* Sidebar — spring-ier open on mobile */
@media (max-width:767px){
  .sidebar{transition:transform .3s cubic-bezier(.34,1.56,.64,1)}
  .sidebar.open{transition:transform .35s cubic-bezier(.22,1,.36,1)}
}

/* Page loader spin */
@keyframes spin{to{transform:rotate(360deg)}}
.loading-spinner{
  width:24px;height:24px;border:2.5px solid  rgba(0,0,0,0.08);
  border-top-color:var(--c-primary);border-radius:50%;animation:spin .6s linear infinite;
}

/* ─── Print Styles ──────────────────────────── */
@media print {
  .sidebar,.sidebar-overlay,.topbar,.cat-sidebar,.cat-sidebar-actions,
  .toast,#loadingOverlay,.btn,.splash{display:none!important}
  body{background:#fff}
  .app{display:block!important}
  .main-wrap{margin-left:0!important;width:100%!important}
  .content{height:auto!important;overflow:visible!important}
  .cat-layout{display:block!important}
  .cat-preview{width:100%!important;border:none!important}
  .cat-preview-body{height:auto!important}
  .cat-preview-body img{max-width:100%;page-break-inside:avoid}
  .cat-preview-body iframe{width:100%;min-height:600px}
  .dashboard{padding:0!important}
  .stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
  .stat-card{box-shadow:0 0 0 1px #ddd!important;break-inside:avoid}
  .dash-header{margin-bottom:12px}
}