/* ══════════════════════════════════════════════════════
   EDUPAGO — SISTEMA DE DISEÑO (CRM moderno · limpio · profesional)
   Marca: navy #282d65 · green #49af54 · lime #bdcf00 (acento)
   Modo claro por defecto · modo oscuro pulido disponible
══════════════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* ── Marca ── */
  --navy:        #282d65;
  --navy-dark:   #1c2050;
  --navy-light:  #3a4080;
  --lime:        #bdcf00;
  --lime-dark:   #8a9a00;
  --lime-glow:   rgba(189,207,0,0.12);
  --green:       #49af54;
  --green-dark:  #3a9446;
  --green-glow:  rgba(73,175,84,0.12);

  /* ── Modo claro (por defecto) ── */
  --bg-main:      #f5f6f8;   /* lienzo de contenido */
  --bg-solid:     #ffffff;
  --bg-surface:   #ffffff;   /* tarjetas (sólido, limpio) */
  --bg-surface-2: #ffffff;
  --bg-sidebar:   #ffffff;

  /* ── Sidebar (navy de marca) ── */
  --side-bg:        #282d65;
  --side-bg-2:      #21264f;
  --side-border:    rgba(255,255,255,0.08);
  --side-ink:       #eef0f8;
  --side-ink-2:     #aab0d0;
  --side-ink-3:     #7b82ab;
  --side-hover:     rgba(255,255,255,0.07);
  --side-active-bg: rgba(189,207,0,0.14);

  /* ── Bordes y superficies ── */
  --border-glow:   #e8eaef;
  --border-active: var(--navy);
  --glass-light:   #f3f4f7;  /* hover suave */
  --glass-hover:   #eceef2;
  --glass-dark:    #f7f8fa;
  --shadow-glass:  0 1px 2px rgba(16,24,40,.04), 0 1px 3px rgba(16,24,40,.06);
  --shadow-md:     0 4px 12px rgba(16,24,40,.07), 0 2px 4px rgba(16,24,40,.04);
  --shadow-lg:     0 12px 32px rgba(16,24,40,.12);

  /* ── Texto ── */
  --ink:    #16192c;
  --ink-2:  #3c4257;
  --ink-3:  #697386;
  --ink-4:  #9aa1b0;

  /* ── Acentos ── */
  --accent:          var(--navy);
  --accent-2:        var(--green);
  --accent-gradient: linear-gradient(135deg, #282d65 0%, #3a4080 100%);
  --btn-gradient:    var(--navy);
  --accent-glow:     rgba(40,45,101,0.07);
  --on-accent:       #ffffff; /* texto legible sobre fondo --accent (navy oscuro en modo claro) */

  /* ── Semánticos ── */
  --amber:       #d97706;
  --amber-glow:  rgba(217,119,6,0.10);
  --red:         #dc2626;
  --red-glow:    rgba(220,38,38,0.09);
  --purple:      #6d5cd6;
  --purple-glow: rgba(109,92,214,0.10);

  /* ── Layout ── */
  --radius-sm: 8px;
  --radius:    10px;
  --radius-lg: 14px;
  --blur:      blur(12px);
  --font:      'DM Sans', system-ui, -apple-system, sans-serif;
  --mono:      'JetBrains Mono', ui-monospace, monospace;
  --sidebar-w: 256px;
  --header-h:  64px;
}

/* ── Modo oscuro (pulido, sin estridencias) ─────────────── */
:root[data-theme="dark"] {
  --bg-main:      #0d1020;
  --bg-solid:     #12152a;
  --bg-surface:   #171a32;
  --bg-surface-2: #1c2040;
  --bg-sidebar:   #12152a;

  --border-glow:   rgba(255,255,255,0.07);
  --border-active: var(--lime);
  --glass-light:   rgba(255,255,255,0.04);
  --glass-hover:   rgba(255,255,255,0.07);
  --glass-dark:    rgba(0,0,0,0.3);
  --shadow-glass:  0 1px 2px rgba(0,0,0,.3);
  --shadow-md:     0 6px 18px rgba(0,0,0,.35);
  --shadow-lg:     0 16px 40px rgba(0,0,0,.5);

  --ink:    #eef1f8;
  --ink-2:  #c4cad8;
  --ink-3:  #8b93a7;
  --ink-4:  #5b6379;

  --side-bg:        #12152a;
  --side-bg-2:      #0e1124;
  --side-border:    rgba(255,255,255,0.06);
  --side-ink:       #eef1f8;
  --side-ink-2:     #9aa1bb;
  --side-ink-3:     #6b7290;
  --side-hover:     rgba(255,255,255,0.05);
  --side-active-bg: rgba(189,207,0,0.12);

  --accent:          var(--lime);
  --btn-gradient:    linear-gradient(135deg, #bdcf00 0%, #2f9e44 100%);
  --accent-glow:     rgba(189,207,0,0.12);
  --on-accent:       var(--navy); /* texto legible sobre fondo --accent (lime claro en modo oscuro) */
  --amber:       #fbbf24;
  --red:         #f87171;
  --purple:      #a78bfa;
}

html, body {
  height:100%; font-family:var(--font);
  background:var(--bg-main); color:var(--ink);
  font-size:14px; line-height:1.55;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow:hidden;
}

/* ── LAYOUT ── */
#root { height:100vh; }
.app  { display:flex; height:100vh; overflow:hidden; background:var(--bg-main); }

/* ── SIDEBAR ── */
.sidebar {
  width:var(--sidebar-w); flex-shrink:0;
  background:linear-gradient(180deg, var(--side-bg) 0%, var(--side-bg-2) 100%);
  display:flex; flex-direction:column; overflow:hidden;
  border-right:1px solid var(--side-border);
}
.sidebar-brand { padding:20px 18px 16px; border-bottom:1px solid var(--side-border); }
.brand-logo    { display:flex; align-items:center; gap:11px; }
.brand-icon {
  width:36px; height:36px;
  background:var(--lime);
  border-radius:9px; display:flex; align-items:center; justify-content:center;
  font-size:17px; box-shadow:0 2px 10px rgba(189,207,0,0.30); color:var(--navy); flex-shrink:0; font-weight:800;
}
.brand-name { font-size:16.5px; font-weight:700; color:var(--side-ink); letter-spacing:-.3px; }
.brand-sub  { font-size:10px; color:var(--side-ink-3); margin-top:1px; font-weight:600; text-transform:uppercase; letter-spacing:.7px; }

.sidebar-nav { flex:1; overflow-y:auto; padding:14px 12px; }
.sidebar-brand img { border-radius:10px; }
.sidebar-nav::-webkit-scrollbar { width:0; }
.nav-section { font-size:10px; font-weight:700; letter-spacing:.9px; text-transform:uppercase; color:var(--side-ink-3); padding:14px 10px 6px; }
.nav-item {
  display:flex; align-items:center; gap:11px; padding:9px 12px;
  border-radius:var(--radius); cursor:pointer; transition:background .15s, color .15s;
  color:var(--side-ink-2); font-size:13.5px; font-weight:500; margin-bottom:2px;
  position:relative;
}
.nav-item:hover { background:var(--side-hover); color:var(--side-ink); }
.nav-item.active {
  background:var(--side-active-bg); color:#fff; font-weight:600;
}
.nav-item.active .nav-icon { color:var(--lime); }
.nav-item.active::before {
  content:''; position:absolute; left:0; top:50%; transform:translateY(-50%);
  width:3px; height:18px; border-radius:0 3px 3px 0; background:var(--lime);
}
.nav-icon  { font-size:16px; width:20px; text-align:center; flex-shrink:0; display:flex; align-items:center; justify-content:center; }
.nav-badge {
  margin-left:auto; background:var(--red);
  color:#fff; font-size:10px; font-weight:700;
  padding:2px 7px; border-radius:20px;
  min-width:20px; height:20px; display:flex; align-items:center; justify-content:center;
}

.sidebar-footer { border-top:1px solid var(--side-border); padding:12px; }
.user-card { display:flex; align-items:center; gap:11px; padding:8px 10px; border-radius:var(--radius); cursor:default; transition:background .15s; }
.user-card:hover { background:var(--side-hover); }
.avatar {
  width:34px; height:34px; border-radius:9px; display:flex; align-items:center;
  justify-content:center; font-size:12px; font-weight:700; flex-shrink:0; font-family:var(--mono);
}
.avatar-super  { background:var(--lime) !important; color:var(--navy) !important; }
.avatar-admin  { background:var(--lime) !important; color:var(--navy) !important; }
.avatar-cajero { background:linear-gradient(135deg, var(--green), var(--green-dark)) !important; color:#fff !important; }
.user-info { flex:1; min-width:0; }
.user-name { font-size:13px; font-weight:600; color:var(--side-ink); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.user-role { font-size:11px; color:var(--side-ink-3); margin-top:1px; }
.logout-btn { font-size:16px; color:var(--side-ink-3); cursor:pointer; padding:6px; border-radius:8px; transition:all .15s; border:none; background:none; display:flex; align-items:center; }
.logout-btn:hover { color:#fff; background:rgba(220,38,38,0.30); }

/* ── MAIN ── */
.main { flex:1; display:flex; flex-direction:column; overflow:hidden; }
.topbar {
  height:var(--header-h); background:var(--bg-solid);
  border-bottom:1px solid var(--border-glow); display:flex; align-items:center;
  padding:0 26px; gap:14px; flex-shrink:0;
}
.topbar-title   { font-size:16px; font-weight:700; color:var(--ink); letter-spacing:-.2px; }
.topbar-actions { margin-left:auto; display:flex; align-items:center; gap:10px; }
.content { flex:1; overflow-y:auto; padding:26px; animation:fadeIn .25s ease-out; }
.content::-webkit-scrollbar { width:8px; }
.content::-webkit-scrollbar-thumb { background:var(--border-glow); border-radius:20px; }
.content::-webkit-scrollbar-thumb:hover { background:var(--ink-4); }
@keyframes fadeIn { from{opacity:0;transform:translateY(4px)} to{opacity:1;transform:none} }

/* ── BOTONES ── */
.btn {
  display:inline-flex; align-items:center; justify-content:center; gap:7px;
  padding:9px 16px; border-radius:var(--radius); font-size:13.5px;
  font-weight:600; cursor:pointer; border:1px solid transparent;
  transition:all .15s; font-family:var(--font); white-space:nowrap; line-height:1;
}
.btn-primary {
  background:var(--btn-gradient); color:var(--on-accent);
  box-shadow:0 1px 2px rgba(16,24,40,.12);
}
.btn-primary:hover { filter:brightness(1.08); box-shadow:var(--shadow-md); }
.btn-secondary { background:var(--bg-solid); border-color:var(--border-glow); color:var(--ink-2); box-shadow:0 1px 2px rgba(16,24,40,.04); }
.btn-secondary:hover { background:var(--glass-light); color:var(--ink); border-color:var(--ink-4); }
.btn-ghost { background:transparent; color:var(--ink-3); padding:8px; border-radius:var(--radius-sm); }
.btn-ghost:hover { background:var(--glass-light); color:var(--ink); }

.emoji-picker-grid {
  display:grid; grid-template-columns:repeat(6,1fr); gap:2px;
  max-height:170px; overflow-y:auto; padding-right:2px;
}
.emoji-picker-item {
  font-size:20px; background:transparent; border:none; cursor:pointer;
  border-radius:var(--radius-sm); padding:5px 0; line-height:1;
  transition:background .12s;
}
.emoji-picker-item:hover { background:var(--bg-surface-2); }
.btn-danger { background:var(--red-glow); color:var(--red); border-color:rgba(220,38,38,.2); }
.btn-danger:hover { background:rgba(220,38,38,.16); }
.btn-success { background:var(--green-glow); color:var(--green-dark); border-color:rgba(47,158,68,.22); }
:root[data-theme="dark"] .btn-success { color:var(--green); }
.btn-success:hover { background:rgba(47,158,68,.16); }
.btn-sm { padding:6px 11px !important; font-size:12px !important; border-radius:var(--radius-sm) !important; }
.btn:disabled { opacity:.5; cursor:not-allowed; filter:none!important; box-shadow:none!important; }

/* ── CARDS ── */
.card {
  background:var(--bg-surface);
  border:1px solid var(--border-glow); border-radius:var(--radius-lg);
  padding:22px; box-shadow:var(--shadow-glass);
}
.card-header { display:flex; align-items:center; justify-content:space-between; margin-bottom:18px; gap:12px; }
.card-title  { font-size:15px; font-weight:700; color:var(--ink); letter-spacing:-.2px; }
.card-sub    { font-size:12px; color:var(--ink-3); margin-top:2px; }

/* ── STAT CARDS ── */
.stats-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(210px,1fr)); gap:16px; margin-bottom:26px; }
.stat-card {
  background:var(--bg-surface);
  border:1px solid var(--border-glow); border-radius:var(--radius-lg);
  padding:20px; display:flex; flex-direction:column; gap:9px;
  box-shadow:var(--shadow-glass); transition:transform .2s, box-shadow .2s, border-color .2s;
}
.stat-card:hover { transform:translateY(-2px); box-shadow:var(--shadow-md); border-color:var(--ink-4); }
.stat-icon  { width:42px; height:42px; border-radius:var(--radius); display:flex; align-items:center; justify-content:center; font-size:19px; margin-bottom:2px; color:var(--accent); }
.stat-label { font-size:11.5px; color:var(--ink-3); font-weight:600; text-transform:uppercase; letter-spacing:.5px; }
.stat-value { font-size:24px; font-weight:700; color:var(--ink); letter-spacing:-.6px; font-family:var(--mono); }
.stat-meta  { font-size:12px; color:var(--ink-3); }
.stat-meta.up   { color:var(--green-dark); font-weight:600; }
.stat-meta.down { color:var(--red); font-weight:600; }

/* ── TABLAS ── */
.table-wrap { overflow-x:auto; }
table { width:100%; border-collapse:collapse; }
th { padding:10px 12px; text-align:left; font-size:11px; font-weight:700; color:var(--ink-4); text-transform:uppercase; letter-spacing:.6px; border-bottom:1px solid var(--border-glow); white-space:nowrap; }
td { padding:12px; border-bottom:1px solid var(--border-glow); font-size:13px; color:var(--ink-2); vertical-align:middle; transition:background .12s; }
tr:last-child td { border-bottom:none; }
tbody tr { transition:background .12s; }
tbody tr:hover td { background:var(--glass-light); color:var(--ink); }

/* ── BADGES ── */
.badge        { display:inline-flex; align-items:center; gap:4px; padding:3px 9px; border-radius:6px; font-size:11px; font-weight:700; text-transform:uppercase; letter-spacing:.3px; }
.badge-green  { background:var(--green-glow); color:var(--green-dark); border:1px solid rgba(47,158,68,.2); }
.badge-lime   { background:var(--lime-glow);  color:var(--lime-dark); border:1px solid rgba(189,207,0,.25); }
.badge-amber  { background:var(--amber-glow); color:var(--amber); border:1px solid rgba(217,119,6,.2); }
.badge-red    { background:var(--red-glow);   color:var(--red); border:1px solid rgba(220,38,38,.2); }
.badge-blue   { background:var(--accent-glow); color:var(--navy); border:1px solid rgba(40,45,101,.18); }
.badge-purple { background:var(--purple-glow); color:var(--purple); border:1px solid rgba(109,92,214,.2); }
.badge-gray   { background:var(--glass-light); color:var(--ink-3); border:1px solid var(--border-glow); }
:root[data-theme="dark"] .badge-green { color:var(--green); }
:root[data-theme="dark"] .badge-blue  { color:#818ccc; }

/* ── FORMULARIOS ── */
.form-group { margin-bottom:16px; }
.form-label { display:block; font-size:12px; font-weight:600; color:var(--ink-2); margin-bottom:6px; }
.form-input, .form-select {
  width:100%; padding:10px 13px; background:var(--bg-solid);
  border:1px solid var(--border-glow); border-radius:var(--radius);
  color:var(--ink); font-size:13.5px; font-family:var(--font);
  transition:border-color .15s, box-shadow .15s; outline:none;
}
.form-input:focus, .form-select:focus {
  border-color:var(--accent); box-shadow:0 0 0 3px var(--accent-glow);
}
.form-input::placeholder { color:var(--ink-4); }
.form-select {
  appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23697386' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 12px center;
  padding-right:32px; cursor:pointer;
}
.form-select option { background:var(--bg-solid); color:var(--ink); }

/* ── MODAL ── */
.modal-backdrop {
  position:fixed; inset:0; background:rgba(16,19,40,.45); backdrop-filter:blur(4px);
  display:flex; align-items:center; justify-content:center; z-index:1000;
  animation:fadeIn .15s ease; padding:20px;
}
.modal {
  background:var(--bg-solid); border:1px solid var(--border-glow);
  border-radius:var(--radius-lg); width:100%; max-width:480px; max-height:90vh;
  overflow:hidden; display:flex; flex-direction:column;
  box-shadow:var(--shadow-lg);
  animation:slideUp .2s ease;
}
.modal-lg  { max-width:680px; }
@keyframes slideUp { from{transform:translateY(16px);opacity:0} to{transform:none;opacity:1} }
.modal-header { display:flex; align-items:center; justify-content:space-between; padding:18px 22px; border-bottom:1px solid var(--border-glow); flex-shrink:0; }
.modal-title  { font-size:16px; font-weight:700; color:var(--ink); }
.modal-body   { padding:20px 22px; overflow-y:auto; flex:1; }
.modal-footer { display:flex; justify-content:flex-end; gap:10px; padding:16px 22px; border-top:1px solid var(--border-glow); flex-shrink:0; background:var(--bg-main); }

/* ── LOGIN ── */
.login-screen {
  height:100vh; display:flex; align-items:center; justify-content:center;
  background:var(--bg-main); position:relative; overflow:hidden;
}
.login-screen::before {
  content:''; position:absolute; inset:0;
  background:
    radial-gradient(ellipse 50% 50% at 80% 10%, rgba(40,45,101,.05) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 15% 90%, rgba(47,158,68,.05) 0%, transparent 60%);
  pointer-events:none;
}
.login-card {
  width:380px; background:var(--bg-solid); border:1px solid var(--border-glow);
  border-radius:var(--radius-lg); padding:34px 32px; box-shadow:var(--shadow-lg);
  animation:slideUp .3s ease; position:relative; z-index:1;
}
.login-logo    { text-align:center; margin-bottom:30px; }
.login-brand   { font-size:28px; font-weight:800; color:var(--ink); letter-spacing:-1px; }
.login-tagline { font-size:12px; color:var(--green-dark); margin-top:5px; font-weight:600; letter-spacing:.3px; }
.login-label   { display:block; font-size:12px; font-weight:600; color:var(--ink-2); margin-bottom:6px; }
.login-input {
  width:100%; padding:11px 14px; background:var(--bg-solid);
  border:1px solid var(--border-glow); border-radius:var(--radius);
  color:var(--ink); font-size:14px; font-family:var(--font); outline:none;
  transition:border-color .15s, box-shadow .15s;
}
.login-input:focus { border-color:var(--accent); box-shadow:0 0 0 3px var(--accent-glow); }
.login-btn {
  width:100%; margin-top:20px; padding:13px;
  background:var(--btn-gradient);
  color:#fff; font-size:14px; font-weight:700; border:none; border-radius:var(--radius);
  cursor:pointer; transition:all .15s; font-family:var(--font);
  letter-spacing:.2px; box-shadow:0 1px 2px rgba(16,24,40,.12);
}
.login-btn:hover:not(:disabled) { filter:brightness(1.1); box-shadow:var(--shadow-md); }
.login-btn:disabled { opacity:.6; cursor:not-allowed; }
.login-demo { display:flex; gap:8px; margin-top:16px; }
.demo-pill {
  flex:1; padding:8px 6px; background:var(--bg-solid); border:1px solid var(--border-glow);
  border-radius:var(--radius-sm); cursor:pointer; font-size:11px;
  font-weight:500; color:var(--ink-2); text-align:center; transition:all .15s;
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}
.demo-pill:hover { background:var(--accent-glow); border-color:var(--accent); color:var(--accent); }
.login-error { color:var(--red); font-size:12px; margin-top:8px; }

/* ── POS / CAJA ── */
.pos-layout { display:grid; grid-template-columns:1fr 360px; gap:20px; height:100%; min-height:600px; }
.pos-products { display:flex; flex-direction:column; background:var(--bg-surface); border:1px solid var(--border-glow); border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow-glass); }
.pos-header { display:flex; align-items:center; gap:10px; padding:14px 16px; border-bottom:1px solid var(--border-glow); flex-shrink:0; }
.pos-products-grid { flex:1; overflow-y:auto; padding:14px; display:grid; grid-template-columns:repeat(auto-fill,minmax(140px,1fr)); gap:10px; align-content:start; }

.product-card {
  background:var(--bg-solid); border:1px solid var(--border-glow);
  border-radius:var(--radius); padding:14px 12px; cursor:pointer;
  transition:all .15s; text-align:center;
}
.product-card:hover { border-color:var(--accent); transform:translateY(-2px); box-shadow:var(--shadow-md); }
.product-emoji { font-size:26px; margin-bottom:7px; }
.product-name  { font-size:12.5px; font-weight:600; color:var(--ink); margin-bottom:3px; line-height:1.3; }
.product-type  { font-size:10.5px; color:var(--ink-3); margin-bottom:5px; text-transform:capitalize; }
.product-price { font-size:13.5px; font-weight:700; color:var(--green-dark); font-family:var(--mono); }
:root[data-theme="dark"] .product-price { color:var(--lime); }

.pos-cart { display:flex; flex-direction:column; background:var(--bg-surface); border:1px solid var(--border-glow); border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow-glass); }
.cart-header { padding:14px 16px; border-bottom:1px solid var(--border-glow); flex-shrink:0; }
.cart-customer {
  display:flex; align-items:center; gap:10px; padding:9px 12px;
  background:var(--glass-light); border:1px solid var(--border-glow);
  border-radius:var(--radius-sm); cursor:pointer; margin-top:8px;
  transition:all .15s;
}
.cart-customer:hover { background:var(--glass-hover); border-color:var(--accent); }
.cart-items { flex:1; overflow-y:auto; padding:10px 12px; }
.cart-item { display:flex; align-items:center; gap:10px; padding:9px 10px; border-radius:var(--radius-sm); border-bottom:1px solid var(--border-glow); }
.cart-item:last-child { border-bottom:none; }
.cart-item-info  { flex:1; min-width:0; }
.cart-item-name  { font-size:13px; font-weight:500; color:var(--ink); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.cart-item-qty   { display:flex; align-items:center; gap:6px; margin-top:3px; }
.qty-btn { width:22px; height:22px; border-radius:5px; border:1px solid var(--border-glow); background:var(--bg-solid); color:var(--ink); cursor:pointer; font-size:14px; display:flex; align-items:center; justify-content:center; transition:all .12s; line-height:1; font-family:var(--mono); }
.qty-btn:hover { background:var(--accent-glow); border-color:var(--accent); color:var(--accent); }
.qty-num { font-size:12.5px; font-weight:600; font-family:var(--mono); min-width:18px; text-align:center; }
.cart-item-price { font-size:13.5px; font-weight:700; font-family:var(--mono); color:var(--ink); }
.cart-remove { font-size:12px; color:var(--ink-4); cursor:pointer; display:block; margin-top:3px; transition:color .12s; text-align:right; }
.cart-remove:hover { color:var(--red); }

.cart-totals { padding:12px 16px; border-top:1px solid var(--border-glow); border-bottom:1px solid var(--border-glow); flex-shrink:0; }
.totals-row  { display:flex; justify-content:space-between; align-items:center; margin-bottom:4px; font-size:13px; color:var(--ink-3); }
.totals-total { font-size:18px; font-weight:800; font-family:var(--mono); color:var(--ink); }
.text-mono { font-family:var(--mono); }

.payment-methods { display:flex; gap:7px; padding:12px 14px; border-bottom:1px solid var(--border-glow); flex-shrink:0; flex-wrap:wrap; }
.pay-method {
  flex:1; min-width:60px; display:flex; flex-direction:column; align-items:center; gap:4px;
  padding:8px 6px; border-radius:var(--radius-sm); border:1px solid var(--border-glow);
  cursor:pointer; transition:all .15s; font-size:11px; font-weight:600; color:var(--ink-3);
  background:var(--bg-solid);
}
.pay-method:hover { background:var(--glass-light); color:var(--ink); }
.pay-method.selected { background:var(--accent-glow); border-color:var(--accent); color:var(--accent); }
.pm-icon { font-size:18px; }
.checkout-btn {
  margin:12px; padding:13px; background:var(--btn-gradient);
  color:#fff; font-size:14px; font-weight:700; border:none;
  border-radius:var(--radius); cursor:pointer; transition:all .15s;
  font-family:var(--font); box-shadow:0 1px 2px rgba(16,24,40,.12);
}
.checkout-btn:hover:not(:disabled) { filter:brightness(1.1); box-shadow:var(--shadow-md); }
.checkout-btn:disabled { opacity:.45; cursor:not-allowed; filter:none; box-shadow:none; }

/* ── SEARCH BAR ── */
.search-bar { position:relative; display:flex; align-items:center; }
.search-bar .search-icon { position:absolute; left:14px; top:50%; transform:translateY(-50%); font-size:15px; pointer-events:none; color:var(--ink-4); }
.search-bar input {
  width:100%; padding:9px 14px 9px 38px; background:var(--bg-solid);
  border:1px solid var(--border-glow); border-radius:var(--radius-sm);
  color:var(--ink); font-size:13px; font-family:var(--font); outline:none;
  transition:border-color .15s, box-shadow .15s;
}
.search-bar input:focus { border-color:var(--accent); box-shadow:0 0 0 3px var(--accent-glow); }
.search-bar input::placeholder { color:var(--ink-4); }

/* ── EMPTY STATE ── */
.empty-state { text-align:center; padding:40px 20px; }
.empty-icon  { font-size:38px; margin-bottom:10px; opacity:.4; }
.empty-text  { font-size:14px; color:var(--ink-3); font-weight:500; }
.empty-sub   { font-size:12px; color:var(--ink-4); margin-top:4px; }

/* ── TICKET ── */
.ticket { background:#fff; color:#000; padding:18px 16px; border-radius:var(--radius); font-family:var(--mono); font-size:12px; max-width:280px; margin:0 auto; box-shadow:var(--shadow-md); }
.ticket-divider { border:none; border-top:1px dashed #ccc; margin:8px 0; }

/* ── SPEI BOX ── */
.spei-box {
  background:linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 100%);
  border-radius:var(--radius-lg); padding:20px; margin:12px 0;
  border:1px solid rgba(40,45,101,.3);
}
.clabe-display { font-family:var(--mono); font-size:22px; font-weight:700; color:#fff; letter-spacing:3px; text-align:center; padding:12px; background:rgba(0,0,0,.2); border-radius:var(--radius); margin:12px 0; }
.spei-info-row { display:flex; justify-content:space-between; align-items:center; margin-bottom:6px; font-size:12px; }
.spei-label  { color:rgba(255,255,255,.55); font-size:10px; text-transform:uppercase; letter-spacing:.5px; }
.spei-value  { color:#fff; font-weight:600; font-family:var(--mono); font-size:13px; }
.copy-btn { display:flex; align-items:center; gap:6px; padding:8px 14px; background:rgba(255,255,255,.12); border:1px solid rgba(255,255,255,.2); border-radius:var(--radius-sm); color:#fff; font-size:12px; font-weight:700; cursor:pointer; transition:all .15s; font-family:var(--font); width:100%; justify-content:center; }
.copy-btn:hover  { background:rgba(255,255,255,.2); }
.copy-btn.copied { background:rgba(47,158,68,.35); border-color:rgba(47,158,68,.6); color:#fff; }

/* ── QR CoDi ── */
.codi-qr { width:180px; height:180px; margin:0 auto; background:#fff; border-radius:var(--radius); padding:10px; display:flex; align-items:center; justify-content:center; box-shadow:var(--shadow-glass); }
.qr-svg  { width:100%; height:100%; }

/* ── SPINNER ── */
.spinner { display:inline-block; width:18px; height:18px; border:2px solid rgba(255,255,255,.35); border-top-color:#fff; border-radius:50%; animation:spin .7s linear infinite; }
@keyframes spin { to { transform:rotate(360deg); } }

/* ── THEME TOGGLE ── */
.theme-toggle { padding:8px 11px; border-radius:var(--radius-sm); border:1px solid var(--border-glow); background:var(--bg-solid); cursor:pointer; font-size:16px; color:var(--ink-3); transition:all .15s; display:flex; align-items:center; }
.theme-toggle:hover { background:var(--glass-light); color:var(--ink); }
.theme-toggle {display: none;}
/* ── MOBILE MENU BUTTON + DRAWER BACKDROP (ocultos en escritorio) ── */
.mobile-menu-btn {
  display:none; align-items:center; justify-content:center;
  width:38px; height:38px; flex-shrink:0;
  border:1px solid var(--border-glow); border-radius:var(--radius-sm);
  background:var(--bg-solid); color:var(--ink-2); cursor:pointer;
  transition:all .15s; padding:0; margin-right:2px;
}
.mobile-menu-btn:hover { background:var(--glass-light); color:var(--ink); }
.nav-backdrop { display:none; }

/* ── PROGRESS BAR ── */
.progress-bar  { height:6px; background:var(--glass-light); border-radius:10px; overflow:hidden; margin-top:8px; }
.progress-fill { height:100%; border-radius:10px; transition:width 1s ease; background:var(--accent); }

/* ── VERIF ROW ── */
.verif-row { display:flex; align-items:center; gap:8px; padding:10px 12px; background:var(--glass-light); border-radius:var(--radius-sm); margin-top:10px; }
.verif-dot { width:8px; height:8px; border-radius:50%; flex-shrink:0; }
.verif-dot.pulse { animation:pulse 1.5s infinite; }
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.5;transform:scale(.8)} }

/* ── Toast animation ── */
@keyframes slideIn {
  from { opacity:0; transform:translateY(-10px) translateX(10px); }
  to   { opacity:1; transform:translateY(0) translateX(0); }
}

/* ══════════════════════════════════════════════════════
   RESPONSIVE LAYOUT — funciona en cualquier dispositivo
   · ≥ 1025px  → sidebar fijo completo (256px)
   · 769–1024  → sidebar fijo (un poco más angosto) + grids fluidos
   · ≤ 768px   → sidebar como drawer deslizable + botón de menú
══════════════════════════════════════════════════════ */

/* ── Asegura tablas y bloques anchos con scroll horizontal limpio ── */
.table-wrap { -webkit-overflow-scrolling: touch; }

/* ── TABLETS / PANTALLAS MEDIANAS (769–1024px) ── */
@media (max-width: 1024px) and (min-width: 769px) {
  :root { --sidebar-w: 220px; }
  .content { padding: 22px; }
  .pos-layout { grid-template-columns: 1fr 320px; }
}

/* ── TABLETS GRANDES Y MENORES: POS apilado (≤900px) ── */
@media (max-width: 900px) {
  .pos-layout {
    grid-template-columns: 1fr;
    min-height: auto;
    height: auto;
  }
  .pos-cart { max-height: 60vh; }
  .stats-grid { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
}

/* ── MÓVILES Y TABLETS VERTICALES (≤768px): SIDEBAR COMO DRAWER ── */
@media (max-width: 768px) {
  /* El layout deja de reservar espacio para el sidebar */
  .app { display: block; height: 100vh; overflow: hidden; }

  /* Botón hamburguesa visible en la topbar */
  .mobile-menu-btn { display: flex; }

  /* Sidebar fuera de pantalla, entra al activar el menú */
  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100%;
    width: 270px;
    max-width: 82vw;
    z-index: 300;
    transform: translateX(-100%);
    transition: transform .25s ease;
    box-shadow: var(--shadow-lg);
  }
  .app.nav-open .sidebar { transform: translateX(0); }

  /* Fondo oscuro detrás del drawer */
  .nav-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(16, 19, 40, .5);
    backdrop-filter: blur(2px);
    z-index: 200;
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s ease;
  }
  .app.nav-open .nav-backdrop { opacity: 1; pointer-events: auto; }

  /* La zona principal ocupa todo el ancho */
  .main { height: 100vh; width: 100%; }

  .topbar { padding: 0 14px; height: 58px; gap: 10px; }
  .topbar-title { font-size: 15px; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .content { padding: 16px; }
  .card { padding: 16px; }

  /* Modales a ancho casi completo */
  .modal { max-width: 95%; max-height: 88vh; }
  .modal-lg { max-width: 95%; }
  .modal-header { padding: 14px 16px; }
  .modal-body { padding: 16px; }
  .modal-footer { padding: 14px 16px; }

  /* Login */
  .login-card { width: 100%; max-width: 380px; padding: 28px 22px; }
  .login-brand { font-size: 24px; }
}

/* ── MÓVILES ESTÁNDAR (≤560px) ── */
@media (max-width: 560px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }

  /* "Nuevo cobro" pasa a botón de ícono para ahorrar espacio */
  .topbar-actions .btn-primary { font-size: 0 !important; gap: 0 !important; padding: 9px !important; }

  .card-header { flex-wrap: wrap; }
  .pos-cart { max-height: none; }
}

/* ── MÓVILES PEQUEÑOS (≤420px) ── */
@media (max-width: 420px) {
  .topbar-title { font-size: 14px; }
  .topbar-actions { gap: 6px; }
  .content { padding: 12px; }

  .stats-grid { grid-template-columns: 1fr; }

  .pos-products-grid { grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); }
  .product-emoji { font-size: 22px; }
  .product-name { font-size: 11.5px; }

  .ticket { max-width: 100%; }
}