/* =====================================================================
   TIENDA MARIA — Sistema de diseño
   Inspirado en el mundo de una tienda de barrio: recibos de caja,
   etiquetas de precio, toldos de mercado y libros de cuentas.
   ===================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,500;9..144,600;9..144,700&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@500;600&display=swap');

:root{
  /* Paleta */
  --paper:      #F3F1EA;
  --paper-2:    #EAE7DC;
  --ink:        #23281F;
  --ink-soft:   #5B6156;
  --awning:     #1F4D3A;   /* verde toldo - color primario */
  --awning-dark:#153627;
  --mustard:    #E2A63B;   /* acento */
  --mustard-dark:#B8802A;
  --brick:      #B3452C;   /* alertas / deudas */
  --brick-soft: #F3DCD5;
  --line:       #D8D3C4;
  --white:      #FFFDF8;

  --font-display: 'Fraunces', serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --radius: 10px;
  --shadow: 0 2px 10px rgba(35,40,31,.06), 0 1px 2px rgba(35,40,31,.08);
}

*{ box-sizing: border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}
a{ color: inherit; text-decoration:none; }
h1,h2,h3,h4{ font-family: var(--font-display); font-weight:600; margin:0 0 .3em; color: var(--awning-dark); }
p{ margin:0 0 .6em; color: var(--ink-soft); }
.mono{ font-family: var(--font-mono); }

button{ font-family: inherit; cursor:pointer; }
input,select,textarea{ font-family: inherit; }

/* -------------------- Botones -------------------- */
.btn{
  display:inline-flex; align-items:center; gap:.5em;
  padding:.62em 1.1em; border-radius:8px; border:1px solid transparent;
  font-weight:600; font-size:.92rem; transition:transform .08s ease, filter .15s ease;
  background: var(--awning); color:#fff;
}
.btn:hover{ filter:brightness(1.08); }
.btn:active{ transform: translateY(1px); }
.btn-outline{ background:transparent; border-color: var(--awning); color: var(--awning); }
.btn-outline:hover{ background: var(--awning); color:#fff; }
.btn-accent{ background: var(--mustard); color: var(--awning-dark); }
.btn-danger{ background: var(--brick); color:#fff; }
.btn-ghost{ background:transparent; color: var(--ink-soft); border-color: var(--line); }
.btn-sm{ padding:.4em .8em; font-size:.8rem; }
.btn:disabled{ opacity:.5; cursor:not-allowed; }

/* -------------------- Layout general -------------------- */
.app{ display:flex; min-height:100vh; }

.sidebar{
  width:230px; flex-shrink:0; background: var(--awning-dark);
  color:#EFEAD9; display:flex; flex-direction:column; padding:22px 0;
}
.sidebar .brand{
  padding:0 20px 18px; margin-bottom:10px; border-bottom:1px solid rgba(255,255,255,.12);
  text-align:center;
}
.sidebar .brand .tag{ font-family: var(--font-display); font-size:1.35rem; color:#fff; line-height:1.1; }
.brand-logo{ width:88px; height:auto; margin:0 auto 6px; display:block; filter: drop-shadow(0 2px 4px rgba(0,0,0,.25)); }
.sidebar .brand .sub{ font-size:.72rem; letter-spacing:.08em; text-transform:uppercase; color: var(--mustard); margin-top:4px; text-align:center; }

.nav-item{
  display:flex; align-items:center; gap:.7em; padding:.68em 20px;
  color:#D7D2BF; font-size:.9rem; font-weight:500; border-left:3px solid transparent;
}
.nav-item:hover{ background: rgba(255,255,255,.06); color:#fff; }
.nav-item.active{ background: rgba(255,255,255,.08); color:#fff; border-left-color: var(--mustard); }
.nav-item svg{ width:18px; height:18px; flex-shrink:0; }

.sidebar .user-box{
  margin-top:auto; padding:14px 20px 0; border-top:1px solid rgba(255,255,255,.12);
}
.sidebar .user-box .name{ font-weight:600; color:#fff; font-size:.88rem; }
.sidebar .user-box .role{ font-size:.72rem; color: var(--mustard); text-transform:uppercase; letter-spacing:.06em; }
.sidebar .user-box a{ display:block; margin-top:8px; font-size:.8rem; color:#D7D2BF; }
.sidebar .user-box a:hover{ color:#fff; }

.main{ flex:1; min-width:0; display:flex; flex-direction:column; }
.topbar{
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 28px; background: var(--white); border-bottom:1px solid var(--line);
  gap:12px; flex-wrap:wrap;
}
.topbar h1{ font-size:1.3rem; margin:0; }
.topbar-right{ display:flex; align-items:center; gap:10px; flex-wrap:wrap; }
.content{ padding:26px 28px 60px; flex:1; }

.app-footer{
  padding:16px 28px; text-align:center; font-size:.76rem; color: var(--ink-soft);
  border-top:1px solid var(--line); background: var(--white);
}
.app-footer strong{ color: var(--ink); font-weight:600; }

.topbar-logout{
  display:inline-flex; align-items:center; gap:.4em; font-size:.82rem; font-weight:600;
  padding:.45em .8em; border-radius:8px; color: var(--brick); border:1px solid var(--brick-soft);
  background:#FBF3F0;
}
.topbar-logout:hover{ background: var(--brick-soft); }
.topbar-logout svg{ width:16px; height:16px; flex-shrink:0; }

.caja-pill{
  display:inline-flex; align-items:center; gap:.5em; font-size:.78rem; font-weight:600;
  padding:.4em .85em; border-radius:99px; font-family: var(--font-mono);
}
.caja-pill.abierta{ background:#E4F0E7; color: var(--awning-dark); }
.caja-pill.cerrada{ background:#F1E7DC; color: var(--mustard-dark); }
.caja-pill .dot{ width:7px; height:7px; border-radius:50%; background: currentColor; }

/* -------------------- Tarjetas estilo "recibo" -------------------- */
.receipt-row{ display:grid; gap:16px; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); margin-bottom:24px; }
.receipt{
  background: var(--white); border:1px solid var(--line); border-radius: var(--radius);
  padding:18px 20px 22px; position:relative; box-shadow: var(--shadow);
}
.receipt::after{
  content:""; position:absolute; left:0; right:0; bottom:-1px; height:8px;
  background-image: linear-gradient(135deg, var(--paper) 25%, transparent 25%), linear-gradient(225deg, var(--paper) 25%, transparent 25%);
  background-size: 12px 12px; background-position: bottom;
}
.receipt .label{ font-size:.72rem; text-transform:uppercase; letter-spacing:.07em; color: var(--ink-soft); font-weight:600; }
.receipt .value{ font-family: var(--font-mono); font-size:1.7rem; font-weight:600; color: var(--awning-dark); margin-top:6px; }
.receipt .value.alert{ color: var(--brick); }
.receipt .foot{ font-size:.76rem; color: var(--ink-soft); margin-top:6px; }

/* -------------------- Paneles / tablas -------------------- */
.panel{
  background: var(--white); border:1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); margin-bottom:24px; overflow:hidden;
}
.panel-head{
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 20px; border-bottom:1px solid var(--line); gap:12px; flex-wrap:wrap;
}
.panel-head h3{ margin:0; font-size:1.05rem; }
.panel-body{ padding:18px 20px; }

table{ width:100%; border-collapse:collapse; font-size:.9rem; }
thead th{
  text-align:left; font-size:.72rem; text-transform:uppercase; letter-spacing:.06em;
  color: var(--ink-soft); padding:10px 20px; border-bottom:1px solid var(--line); background: var(--paper);
}
tbody td{ padding:12px 20px; border-bottom:1px solid var(--line); color: var(--ink); }
tbody tr:last-child td{ border-bottom:none; }
tbody tr:hover{ background: #FBFAF6; }
td.num, th.num{ text-align:right; font-family: var(--font-mono); }

.badge{ display:inline-block; padding:.25em .6em; border-radius:99px; font-size:.72rem; font-weight:600; }
.badge-ok{ background:#E4F0E7; color: var(--awning-dark); }
.badge-warn{ background:#FBEDD3; color: var(--mustard-dark); }
.badge-info{ background:#DCE8ED; color: #2A5A6E; }
.badge-danger{ background: var(--brick-soft); color: var(--brick); }
.badge-muted{ background:#EDEBE3; color: var(--ink-soft); }

.thumb-producto{ width:44px; height:44px; object-fit:cover; border-radius:8px; border:1px solid var(--line); background:var(--paper); display:block; }

/* -------------------- Formularios -------------------- */
.form-grid{ display:grid; gap:14px; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); }
.field{ display:flex; flex-direction:column; gap:6px; }
.field label{ font-size:.78rem; font-weight:600; color: var(--ink-soft); }
.field input, .field select, .field textarea{
  padding:.6em .75em; border:1px solid var(--line); border-radius:8px; background: var(--white); font-size:.9rem; color: var(--ink);
}
.field input:focus, .field select:focus, .field textarea:focus{ outline:2px solid var(--mustard); outline-offset:1px; border-color: var(--mustard); }
.field-full{ grid-column: 1 / -1; }

.alert{ padding:12px 16px; border-radius:8px; font-size:.88rem; margin-bottom:18px; }
.alert-error{ background: var(--brick-soft); color: var(--brick); border:1px solid #E6BBAE; }
.alert-ok{ background:#E4F0E7; color: var(--awning-dark); border:1px solid #BFDDC8; }

/* -------------------- Login -------------------- */
.login-wrap{
  min-height:100vh; display:flex; flex-direction:column; align-items:center; justify-content:center;
  background: var(--awning-dark);
  background-image: radial-gradient(circle at 20% 20%, rgba(255,255,255,.05), transparent 40%);
  padding:20px;
}
.login-card{
  width:100%; max-width:360px; background: var(--paper); border-radius:14px; padding:34px 30px;
  box-shadow: 0 20px 50px rgba(0,0,0,.35);
}
.login-card .tag{ font-family: var(--font-display); font-size:2rem; color: var(--awning-dark); text-align:center; }
.login-logo{ display:block; width:130px; height:auto; margin:0 auto 6px; }
.login-card .sub{ text-align:center; font-size:.78rem; text-transform:uppercase; letter-spacing:.1em; color: var(--mustard-dark); margin-bottom:26px; }
.login-card .btn{ width:100%; justify-content:center; margin-top:6px; }
.login-card .field{ margin-bottom:14px; }

.password-wrap{ position:relative; }
.password-wrap input{ width:100%; padding-right:2.6em; }
.password-toggle{
  position:absolute; right:.5em; top:50%; transform:translateY(-50%);
  background:none; border:none; padding:.3em; color:var(--ink-soft);
  display:flex; align-items:center; justify-content:center;
}
.password-toggle:hover{ color:var(--awning-dark); }
.password-toggle svg{ width:20px; height:20px; }

/* -------------------- POS (ventas) -------------------- */
.pos-grid{ display:grid; grid-template-columns: 1.6fr 1fr; gap:20px; align-items:start; }
.pos-search{ margin-bottom:14px; }
.pos-products{ display:grid; grid-template-columns:repeat(auto-fill,minmax(150px,1fr)); gap:12px; max-height:calc(100vh - 300px); overflow-y:auto; padding-right:4px; }
.pos-card{ background: var(--white); border:1px solid var(--line); border-radius:10px; padding:12px; cursor:pointer; transition:border-color .12s; }
.pos-card img{ width:100%; height:88px; object-fit:cover; border-radius:6px; margin-bottom:8px; background:var(--paper); }
.pos-card:hover{ border-color: var(--mustard); }
.pos-card .name{ font-weight:600; font-size:.86rem; margin-bottom:4px; min-height:2.4em; }
.pos-card .price{ font-family: var(--font-mono); color: var(--awning-dark); font-weight:600; }
.pos-card .stock{ font-size:.72rem; color: var(--ink-soft); }
.pos-card.sin-stock{ opacity:.45; cursor:not-allowed; }

.cart{ background: var(--white); border:1px solid var(--line); border-radius:10px; padding:16px; position:sticky; top:16px; }
.cart-item{ display:flex; align-items:center; gap:8px; padding:8px 0; border-bottom:1px dashed var(--line); }
.cart-item .name{ flex:1; font-size:.85rem; }
.cart-item input[type=number]{ width:54px; padding:.3em; border:1px solid var(--line); border-radius:6px; text-align:center; }
.cart-total{ display:flex; justify-content:space-between; align-items:center; padding-top:14px; font-family: var(--font-mono); font-size:1.4rem; font-weight:600; color: var(--awning-dark); }

@media (max-width: 900px){
  .app{ flex-direction:column; }
  .sidebar{ width:100%; flex-direction:row; overflow-x:auto; padding:10px; }
  .sidebar .brand, .sidebar .user-box{ display:none; }
  .nav-item{ border-left:none; border-bottom:3px solid transparent; white-space:nowrap; }
  .nav-item.active{ border-bottom-color: var(--mustard); }
  .pos-grid{ grid-template-columns: 1fr; }
  .topbar{ padding:14px 16px; }
  .topbar h1{ font-size:1.1rem; }
}

@media (max-width: 480px){
  .topbar-logout-texto{ display:none; }
  .topbar-logout{ padding:.5em; }
}

:focus-visible{ outline:2px solid var(--mustard); outline-offset:2px; }