/* ─── Reset & Variables ───────────────────── */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#1e40af;--primary-h:#1e3a8a;--primary-l:#dbeafe;
  --success:#059669;--danger:#dc2626;--warning:#d97706;
  --bg:#f8fafc;--surface:#fff;--text:#1e293b;--text2:#64748b;
  --border:#e2e8f0;--radius:10px;
  --font:-apple-system,BlinkMacSystemFont,'Segoe UI',system-ui,sans-serif;
  --topbar-h:52px;
}
html{font-size:16px;height:100%}
body{
  font-family:var(--font);background:var(--bg);color:var(--text);
  line-height:1.5;height:100%;overflow:hidden;
  -webkit-tap-highlight-color:transparent;
}

/* ─── Splash ──────────────────────────────── */
.splash{
  position:fixed;inset:0;z-index:999;background:var(--primary);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  color:#fff;transition:opacity .4s;
}
.splash-icon{font-size:64px;margin-bottom:16px}
.splash-title{font-size:28px;font-weight:700;margin-bottom:4px}
.splash-sub{font-size:14px;opacity:.8}

/* ─── App Shell ───────────────────────────── */
.app{height:100%;display:flex;flex-direction:column;max-width:480px;margin:0 auto}

/* 桌面端：全宽布局 */
@media (min-width:768px){
  .app{
    max-width:none;
    border-left:none;
    border-right:none;
    box-shadow:none;
  }
  body{background:var(--bg)}
  .pages{padding:0}
  .page{padding:24px 32px;max-width:960px;margin:0 auto}
  .home-actions{flex-direction:row;flex-wrap:wrap}
  .home-actions .btn{flex:1;min-width:180px}
  .form-section{max-width:900px}
  .topbar{padding:0 24px}
}

/* ─── Topbar ──────────────────────────────── */
.topbar{
  height:var(--topbar-h);background:var(--primary);color:#fff;
  display:flex;align-items:center;padding:0 12px;gap:8px;
  flex-shrink:0;position:relative;z-index:10;
}
.tb-back,.tb-action{
  width:36px;height:36px;border:none;background:rgba(255,255,255,.15);
  color:#fff;border-radius:50%;font-size:16px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
}
.tb-back.hidden,.tb-action.hidden{visibility:hidden}
.tb-title{flex:1;font-size:16px;font-weight:600;text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ─── Pages ───────────────────────────────── */
.pages{flex:1;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch}
.page{display:none;padding:16px;min-height:100%}
.page.active{display:block;animation:fadeIn .25s}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* ─── Buttons ─────────────────────────────── */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:10px 20px;border:none;border-radius:8px;font-size:14px;
  font-weight:600;cursor:pointer;font-family:var(--font);transition:.15s;
}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-h)}
.btn-outline{background:#fff;color:var(--primary);border:1px solid var(--primary)}
.btn-ghost{background:transparent;color:var(--text2)}
.btn-lg{padding:14px 28px;font-size:16px;border-radius:12px;width:100%}
.btn-block{width:100%;margin-top:12px}
.btn-round{
  width:64px;height:64px;border-radius:50%;background:#fff;color:var(--primary);
  font-size:28px;border:3px solid var(--primary);cursor:pointer;
  box-shadow:0 4px 20px rgba(0,0,0,.15);
}
.btn-round:active{transform:scale(.95)}

/* ─── Home Page ───────────────────────────── */
.home-hero{text-align:center;padding:24px 0 20px}
.hero-icon{font-size:48px;margin-bottom:8px}
.hero-title{font-size:22px;font-weight:700;margin-bottom:4px}
.hero-desc{font-size:13px;color:var(--text2)}
.home-actions{display:flex;flex-direction:column;gap:10px;margin-bottom:24px}
.section-title{font-size:13px;font-weight:600;color:var(--text2);text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px}

.template-list{display:flex;flex-direction:column;gap:8px;margin-bottom:24px}
.template-item{
  display:flex;align-items:center;gap:12px;padding:12px;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  cursor:pointer;transition:.15s;
}
.template-item:active{background:#f1f5f9}
.template-icon{font-size:24px}
.template-name{font-size:14px;font-weight:600}
.template-code{font-size:11px;color:var(--text2)}

.empty-state{text-align:center;padding:32px 0;color:var(--text2);font-size:13px}
.text-muted{color:var(--text2);font-size:12px}

/* ─── Camera Page ─────────────────────────── */
.camera-container{
  position:relative;width:100%;aspect-ratio:3/4;background:#000;
  border-radius:var(--radius);overflow:hidden;
}
#cameraVideo{width:100%;height:100%;object-fit:cover}
.camera-overlay{
  position:absolute;inset:0;display:flex;flex-direction:column;
  align-items:center;justify-content:center;pointer-events:none;
}
.camera-frame{
  width:75%;height:60%;border:2px dashed rgba(255,255,255,.6);border-radius:8px;
}
.camera-hint{color:#fff;font-size:12px;margin-top:12px;text-shadow:0 1px 3px rgba(0,0,0,.8)}
.camera-controls{
  position:absolute;bottom:24px;left:0;right:0;
  display:flex;justify-content:center;
}

/* ─── Result Page ─────────────────────────── */
.result-header{margin-bottom:12px}
.result-header h2{font-size:18px;font-weight:700}
.result-image-wrap{margin-bottom:16px}
.result-image{width:100%;border-radius:var(--radius);border:1px solid var(--border)}
.result-fields{display:flex;flex-direction:column;gap:10px;margin-bottom:20px}
.field-row{
  display:flex;align-items:center;gap:8px;padding:10px;
  background:var(--surface);border:1px solid var(--border);border-radius:8px;
}
.field-label{font-size:12px;color:var(--text2);min-width:60px;flex-shrink:0}
.field-value{
  flex:1;border:none;outline:none;font-size:14px;font-family:var(--font);
  background:transparent;color:var(--text);
}
.field-value:focus{border-bottom:2px solid var(--primary)}
.field-confidence{
  font-size:10px;padding:2px 6px;border-radius:10px;font-weight:600;
}
.field-confidence.high{background:#d1fae5;color:var(--success)}
.field-confidence.medium{background:#fef3c7;color:var(--warning)}
.field-confidence.low{background:#fee2e2;color:var(--danger)}
.result-actions{display:flex;flex-direction:column;gap:8px}

/* ─── Settings Page ───────────────────────── */
.settings-section{margin-bottom:20px}
.settings-item{
  display:flex;justify-content:space-between;align-items:center;
  padding:12px 0;border-bottom:1px solid var(--border);font-size:14px;
}

/* ─── Toast ───────────────────────────────── */
.toast{
  position:fixed;bottom:80px;left:50%;transform:translateX(-50%);
  padding:10px 20px;border-radius:20px;font-size:13px;color:#fff;z-index:999;
  background:#1e293b;opacity:0;transition:opacity .3s;pointer-events:none;
}
.toast.show{opacity:1}
.toast.success{background:var(--success)}
.toast.error{background:var(--danger)}

/* ─── Manual Form Page ────────────────────── */
.form-header{margin-bottom:16px}
.form-name{font-size:18px;font-weight:700;margin-bottom:2px}
.form-standard{font-size:12px;color:var(--primary);font-weight:600}
.form-usage{font-size:12px;margin-top:4px}

.form-body{margin-bottom:20px}
.form-section{margin-bottom:20px}
.form-section-title{
  font-size:14px;font-weight:700;color:var(--primary);
  padding-bottom:6px;border-bottom:2px solid var(--primary-l);margin-bottom:12px;
}
.form-field{margin-bottom:12px}
.form-label{display:block;font-size:13px;font-weight:600;color:var(--text);margin-bottom:4px}
.form-label.required::after{content:' *';color:var(--danger)}
.form-input{
  width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;
  font-size:14px;font-family:var(--font);color:var(--text);background:var(--surface);
  transition:border-color .15s;
}
.form-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-l)}
.form-textarea{
  width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;
  font-size:14px;font-family:var(--font);color:var(--text);background:var(--surface);
  resize:vertical;min-height:60px;transition:border-color .15s;
}
.form-textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-l)}

/* ─── 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(--primary-l);color:var(--primary);font-weight:600;padding:8px 6px;text-align:center;font-size:11px;border:1px solid var(--border)}
.form-table td{padding:4px;border:1px solid var(--border)}
.form-table-input{
  width:100%;border:none;padding:6px;font-size:12px;font-family:var(--font);
  background:transparent;color:var(--text);
}
.form-table-input:focus{outline:none;background:#f0f7ff}
.form-table-add{
  font-size:12px;padding:4px 12px;color:var(--primary);cursor:pointer;
}
.btn-sm{padding:4px 12px;font-size:12px}

/* ─── Form Actions ────────────────────────── */
.form-actions{display:flex;flex-direction:column;gap:8px;padding-bottom:24px}

/* ─── Recent List ─────────────────────────── */
.recent-list{display:flex;flex-direction:column;gap:6px}
.recent-item{
  display:flex;align-items:center;gap:10px;padding:10px 12px;
  background:var(--surface);border:1px solid var(--border);border-radius:8px;
  cursor:pointer;transition:.15s;
}
.recent-item:active{background:#f1f5f9}
.recent-icon{font-size:20px}
.recent-info{flex:1}
.recent-name{font-size:13px;font-weight:600}
.recent-time{font-size:11px;color:var(--text2)}
.recent-del{font-size:16px;padding:4px 8px;cursor:pointer;opacity:.5}
.recent-del:hover{opacity:1;color:var(--danger)}

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

/* ─── Hero Project Indicator ──────────────── */
.hero-project{
  margin-top:10px;padding:8px 14px;background:var(--primary-l);
  border-radius:20px;font-size:12px;color:var(--primary);
  display:inline-block;
}

/* ─── Form Project Banner ─────────────────── */
.form-project-banner{
  padding:8px 12px;background:#f0fdf4;border:1px solid #bbf7d0;
  border-radius:8px;font-size:12px;margin-bottom:12px;color:#166534;
}

/* ─── Validation Error ────────────────────── */
.field-error{
  border-color:var(--danger)!important;
  background:#fff5f5!important;
  animation:shake .3s;
}
@keyframes shake{
  0%,100%{transform:translateX(0)}
  25%{transform:translateX(-4px)}
  75%{transform:translateX(4px)}
}

/* ─── Project Management ──────────────────── */
.project-header{margin-bottom:16px}
.project-header h2{font-size:18px;margin-bottom:4px}
.project-list{margin-top:12px}
.proj-card{
  display:flex;align-items:center;gap:10px;padding:12px;
  background:var(--surface);border:1px solid var(--border);border-radius:10px;
  margin-bottom:8px;transition:.15s;
}
.proj-card.active{border-color:var(--primary);background:var(--primary-l)}
.proj-card-body{flex:1;min-width:0}
.proj-card-name{font-size:14px;font-weight:600}
.proj-card-info{font-size:11px;color:var(--text2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.proj-card-actions{display:flex;gap:4px;flex-shrink:0}
.proj-badge{
  display:inline-block;font-size:10px;padding:1px 6px;background:var(--primary);
  color:#fff;border-radius:10px;vertical-align:middle;
}
.proj-editor{
  padding:16px;background:var(--surface);border:1px solid var(--border);border-radius:10px;
}
.proj-editor h3{font-size:15px;margin-bottom:12px}

/* ─── OCR Text Result ─────────────────────── */
.ocr-text-box{margin-bottom:4px}
.ocr-raw{
  background:#f1f5f9;border:1px solid var(--border);border-radius:8px;
  padding:12px;font-size:13px;line-height:1.8;white-space:pre-wrap;
  max-height:200px;overflow-y:auto;color:var(--text);
}
.goto-form{font-size:12px;padding:6px 12px}