:root{
  --paper:#F1E9D6;
  --paper-dark:#E5D9BC;
  --ink:#2B241C;
  --ink-soft:#5C5346;
  --verde:#2F5233;
  --verde-soft:#7A9471;
  --verde-bg:#E4EBDD;
  --azul:#20415C;
  --azul-soft:#5B84A6;
  --azul-bg:#DCE6ED;
  --rojo:#A2432A;
  --naranja:#C97A2B;
  --naranja-bg:#F5E1BF;
  --dorado:#8A5A16;
  --dorado-bg:#F3E6C9;
  --line: rgba(43,36,28,0.15);
  --radius: 4px;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:var(--paper);
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px);
  background-size: 100% 34px;
  color:var(--ink);
  font-family: Georgia, 'Times New Roman', serif;
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
}
.app{max-width:760px;margin:0 auto;padding:28px 18px 80px;}

/* HOME */
.eyebrow{
  font-family:'Courier New', monospace;
  letter-spacing:0.12em;
  text-transform:uppercase;
  font-size:12px;
  color:var(--ink-soft);
  margin:0 0 4px;
}
h1.title{
  font-size:30px;
  margin:0 0 4px;
  font-weight:700;
  border-bottom:2px solid var(--ink);
  padding-bottom:14px;
}
.subtitle{
  font-family:'Courier New', monospace;
  font-size:13px;
  color:var(--ink-soft);
  margin:0 0 28px;
}
.shelf{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:20px;
  margin-top:24px;
}
@media (max-width:560px){
  .shelf{grid-template-columns:1fr;}
}
.notebook{
  position:relative;
  border-radius: 6px;
  padding:22px 18px 18px;
  min-height:190px;
  cursor:pointer;
  color:#fff;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  box-shadow: 0 6px 0 rgba(0,0,0,0.15), 0 8px 16px rgba(0,0,0,0.18);
  transition: transform .12s ease, box-shadow .12s ease;
  overflow:hidden;
}
.notebook:active{transform:translateY(3px); box-shadow:0 3px 0 rgba(0,0,0,0.15);}
.notebook.verde{background:linear-gradient(160deg, var(--verde) 0%, #24401F 100%);}
.notebook.azul{background:linear-gradient(160deg, var(--azul) 0%, #142C3F 100%);}
.spiral{
  position:absolute; left:0; top:0; bottom:0; width:26px;
  background-repeat:repeat-y;
  background-image: radial-gradient(circle, rgba(0,0,0,0.35) 3.5px, transparent 3.6px);
  background-size: 26px 22px;
  background-position: 6px 10px;
  opacity:.55;
}
.notebook-label{
  font-family:'Courier New', monospace;
  text-transform:uppercase;
  letter-spacing:.1em;
  font-size:11px;
  opacity:.85;
  margin-left:20px;
}
.notebook-name{
  font-size:26px;
  font-weight:700;
  margin:6px 0 0 20px;
}
.notebook-stats{
  margin-left:20px;
  font-family:'Courier New', monospace;
  font-size:13px;
  line-height:1.7;
  opacity:.95;
}
.notebook-stats b{font-size:15px;}

/* QUICK ACTIONS ON HOME */
.quick-action-card{
  margin-top:16px;
  display:flex;
  align-items:center;
  gap:14px;
  background:var(--paper-dark);
  border:1.5px dashed var(--ink-soft);
  border-radius:6px;
  padding:16px;
  cursor:pointer;
  transition: transform .1s ease;
}
.quick-action-card:active{transform:translateY(1px);}
.quick-action-icon{font-size:24px;}
.quick-action-title{font-weight:700; font-size:15px;}
.quick-action-sub{
  font-family:'Courier New', monospace;
  font-size:12px;
  color:var(--ink-soft);
  margin-top:2px;
}

/* DETAIL VIEW */
.hidden{display:none !important;}
.topbar{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:6px;
}
.back-btn{
  font-family:'Courier New', monospace;
  background:none;
  border:1.5px solid var(--ink);
  color:var(--ink);
  padding:6px 12px;
  border-radius: var(--radius);
  cursor:pointer;
  font-size:13px;
}
.back-btn:hover{background:var(--ink); color:var(--paper);}
.detail-title{
  font-size:26px;
  font-weight:700;
  margin:4px 0 0;
}
.detail-title.verde{color:var(--verde);}
.detail-title.azul{color:var(--azul);}

.totals-bar{
  font-family:'Courier New', monospace;
  font-size:13px;
  color:var(--ink-soft);
  margin:6px 0 22px;
  padding-bottom:14px;
  border-bottom:2px solid var(--ink);
}
.totals-bar b{color:var(--ink);}

form.entry-form{
  background:var(--paper-dark);
  border:1px solid var(--line);
  border-radius:6px;
  padding:18px;
  margin-bottom:26px;
}
.form-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px 14px;
}
.form-grid .full{grid-column:1 / -1;}
label{
  display:block;
  font-family:'Courier New', monospace;
  font-size:11px;
  text-transform:uppercase;
  letter-spacing:.06em;
  color:var(--ink-soft);
  margin-bottom:3px;
}
input, select{
  width:100%;
  padding:9px 10px;
  border:1px solid var(--line);
  border-radius:4px;
  background:#fff;
  font-family:'Courier New', monospace;
  font-size:14px;
  color:var(--ink);
}
input:focus, select:focus{outline:2px solid var(--ink); outline-offset:1px;}
.submit-row{margin-top:14px; display:flex; gap:12px; align-items:center;}
button.add-btn{
  font-family:'Courier New', monospace;
  font-size:14px;
  font-weight:700;
  padding:10px 20px;
  border:none;
  border-radius:4px;
  color:#fff;
  cursor:pointer;
}
.add-btn.verde{background:var(--verde);}
.add-btn.azul{background:var(--azul);}
.add-btn:active{opacity:.85;}
.form-error{
  font-family:'Courier New', monospace;
  font-size:12px;
  color:var(--rojo);
}
.save-flash{
  font-family:'Courier New', monospace;
  font-size:12px;
  color:var(--verde);
  height:16px;
  margin-top:6px;
}

/* VIEW TOGGLE */
.view-toggle{
  display:flex;
  gap:8px;
  margin-bottom:16px;
}
.toggle-btn{
  font-family:'Courier New', monospace;
  font-size:12px;
  background:none;
  border:1px solid var(--line);
  color:var(--ink-soft);
  padding:6px 12px;
  border-radius:4px;
  cursor:pointer;
}
.toggle-btn.active{
  border-color:var(--ink);
  color:var(--ink);
  background:var(--paper-dark);
  font-weight:700;
}

/* TABLES */
.day-group{margin-bottom:24px;}
.day-heading{
  font-family:'Courier New', monospace;
  font-size:12.5px;
  text-transform:uppercase;
  letter-spacing:.08em;
  color:var(--ink-soft);
  margin:0 0 8px;
  padding-bottom:4px;
  border-bottom:1px solid var(--line);
}
table{width:100%; border-collapse:collapse;}
th{
  text-align:left;
  font-family:'Courier New', monospace;
  font-size:10.5px;
  text-transform:uppercase;
  letter-spacing:.04em;
  color:var(--ink-soft);
  padding:5px 6px;
  border-bottom:1px solid var(--line);
}
td{
  font-family:'Courier New', monospace;
  font-size:13px;
  padding:8px 6px;
  border-bottom:1px dashed var(--line);
  vertical-align:top;
}
td.num{text-align:right; white-space:nowrap;}
td.date-cell{color:var(--ink-soft); font-size:12px; white-space:nowrap;}
.del-btn{
  background:none;
  border:none;
  color:var(--rojo);
  cursor:pointer;
  font-family:'Courier New', monospace;
  font-size:12px;
  padding:2px 4px;
}
.del-btn:hover{text-decoration:underline;}

/* STATUS BADGES FOR ORDERS */
.estado-badges{display:flex; gap:4px; flex-wrap:wrap;}
.estado-btn{
  font-family:'Courier New', monospace;
  font-size:9.5px;
  font-weight:700;
  padding:3px 6px;
  border-radius:4px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--ink-soft);
  cursor:pointer;
  white-space:nowrap;
}
.estado-btn.on.enviado{background:var(--naranja); border-color:var(--naranja); color:#fff;}
.estado-btn.on.recibido{background:var(--verde); border-color:var(--verde); color:#fff;}
.estado-btn.on.pagado{background:var(--dorado); border-color:var(--dorado); color:#fff;}

.empty-state{
  font-family:'Courier New', monospace;
  font-size:13px;
  color:var(--ink-soft);
  padding:24px 0;
  text-align:center;
  border:1px dashed var(--line);
  border-radius:6px;
}

.footer-actions{
  margin-top:28px;
  display:flex;
  justify-content:flex-end;
  gap:10px;
}
.export-btn{
  font-family:'Courier New', monospace;
  font-size:12px;
  background:none;
  border:1px solid var(--ink-soft);
  color:var(--ink-soft);
  padding:7px 14px;
  border-radius:4px;
  cursor:pointer;
  text-decoration:none;
  display:inline-block;
}
.export-btn:hover{border-color:var(--ink); color:var(--ink); background:var(--paper-dark);}