/* ============================================================
   NotaFast — Estilos principales
   Paleta: Azul marino profundo + dorado + blanco roto
   Tipografía: DM Sans (body) + Playfair Display (display)
   ============================================================ */

:root {
  --navy:        #1B2A4A;
  --navy-light:  #2E4E7E;
  --gold:        #C8A951;
  --gold-light:  #F5E9C8;
  --white:       #FFFFFF;
  --off-white:   #F7F8FC;
  --gray-100:    #F2F4F7;
  --gray-200:    #E4E7EF;
  --gray-400:    #9AA3B8;
  --gray-600:    #5A6380;
  --gray-800:    #2D3452;
  --green:       #1A7A3C;
  --red:         #C0392B;
  --orange:      #D97706;

  --sidebar-w:   260px;
  --topbar-h:    60px;
  --radius:      12px;
  --radius-sm:   8px;
  --shadow:      0 2px 12px rgba(27,42,74,.10);
  --shadow-md:   0 4px 24px rgba(27,42,74,.15);
  --transition:  .2s ease;
}

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

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--off-white);
  color: var(--gray-800);
  margin: 0;
  min-height: 100vh;
}

/* ── SIDEBAR ─────────────────────────────────────────────── */
.nf-sidebar {
  position: fixed;
  top: 0; left: 0;
  width: var(--sidebar-w);
  height: 100vh;
  background: var(--navy);
  display: flex;
  flex-direction: column;
  z-index: 1000;
  transition: width var(--transition), transform var(--transition);
  overflow: hidden;
}

.nf-sidebar.collapsed { width: 68px; }

.nf-sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 22px 20px 18px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  white-space: nowrap;
}

.nf-logo-icon {
  width: 36px; height: 36px;
  background: var(--gold);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; color: var(--navy);
  flex-shrink: 0;
}

.nf-logo-text {
  font-family: 'Playfair Display', serif;
  font-size: 20px; color: #fff;
  letter-spacing: -.3px;
}
.nf-logo-text strong { color: var(--gold); }

.nf-sidebar.collapsed .nf-logo-text,
.nf-sidebar.collapsed .nf-user-info { display: none; }

/* User block */
.nf-sidebar-user {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255,255,255,.07);
  white-space: nowrap;
}

.nf-avatar {
  width: 36px; height: 36px;
  background: var(--gold);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; color: var(--navy);
  font-size: 14px; flex-shrink: 0;
}

.nf-user-info {
  display: flex; flex-direction: column; gap: 3px;
  overflow: hidden;
}

.nf-user-name { font-size: 13px; font-weight: 600; color: #fff; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* Nav links */
.nf-nav {
  list-style: none; margin: 0; padding: 10px 0;
  flex: 1; overflow-y: auto; overflow-x: hidden;
}

.nf-nav a {
  display: flex; align-items: center; gap: 11px;
  padding: 10px 18px;
  color: rgba(255,255,255,.65);
  text-decoration: none;
  font-size: 13.5px; font-weight: 500;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 1px 10px 1px 0;
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
}

.nf-nav a i { font-size: 16px; flex-shrink: 0; }
.nf-nav a:hover { background: rgba(255,255,255,.08); color: #fff; }
.nf-nav a.active { background: var(--gold); color: var(--navy); font-weight: 700; }
.nf-nav a.active i { color: var(--navy); }

.nf-nav-divider {
  font-size: 10px; font-weight: 700; letter-spacing: 1.5px;
  color: rgba(255,255,255,.3); text-transform: uppercase;
  padding: 14px 18px 4px; white-space: nowrap; overflow: hidden;
}
.nf-sidebar.collapsed .nf-nav-divider { opacity: 0; }
.nf-sidebar.collapsed .nf-nav a span { display: none; }

.nf-sidebar-footer {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 12px 10px;
}

.nf-logout-btn {
  display: flex; align-items: center; gap: 8px;
  color: rgba(255,255,255,.5); font-size: 13px;
  text-decoration: none; padding: 8px 10px;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
}
.nf-logout-btn:hover { background: rgba(192,57,43,.2); color: #ff7c7c; }

/* ── MAIN AREA ───────────────────────────────────────────── */
.nf-main {
  margin-left: var(--sidebar-w);
  min-height: 100vh;
  transition: margin-left var(--transition);
  display: flex; flex-direction: column;
}
.nf-main.expanded { margin-left: 68px; }

/* Topbar */
.nf-topbar {
  height: var(--topbar-h);
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  display: flex; align-items: center; gap: 16px;
  padding: 0 28px;
  position: sticky; top: 0; z-index: 100;
  box-shadow: var(--shadow);
}

.nf-menu-toggle {
  background: none; border: none;
  font-size: 22px; color: var(--gray-600);
  cursor: pointer; padding: 4px 8px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.nf-menu-toggle:hover { background: var(--gray-100); }

.nf-page-title {
  font-family: 'Playfair Display', serif;
  font-size: 18px; font-weight: 700;
  color: var(--navy); margin: 0; flex: 1;
}

.nf-topbar-right { display: flex; align-items: center; gap: 14px; }

.nf-clock {
  font-size: 13px; font-weight: 600;
  color: var(--gray-400); letter-spacing: .5px;
}

/* Content */
.nf-content { padding: 28px; flex: 1; }

/* ── CARDS ───────────────────────────────────────────────── */
.nf-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
  padding: 24px;
  margin-bottom: 24px;
}

.nf-card-title {
  font-family: 'Playfair Display', serif;
  font-size: 15px; font-weight: 700;
  color: var(--navy); margin-bottom: 18px;
  display: flex; align-items: center; gap: 8px;
}

/* Stat cards */
.nf-stat {
  background: var(--white);
  border-radius: var(--radius);
  padding: 20px 22px;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
  display: flex; align-items: center; gap: 16px;
}
.nf-stat-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
}
.nf-stat-icon.navy   { background: rgba(27,42,74,.1);  color: var(--navy); }
.nf-stat-icon.gold   { background: rgba(200,169,81,.15); color: var(--gold); }
.nf-stat-icon.green  { background: rgba(26,122,60,.1); color: var(--green); }
.nf-stat-icon.blue   { background: rgba(46,78,126,.12); color: var(--navy-light); }
.nf-stat-value { font-size: 26px; font-weight: 700; color: var(--navy); line-height: 1; }
.nf-stat-label { font-size: 12px; color: var(--gray-400); font-weight: 500; margin-top: 3px; }

/* ── BOTONES ─────────────────────────────────────────────── */
.btn-navy {
  background: var(--navy); color: #fff;
  border: none; border-radius: var(--radius-sm);
  padding: 9px 20px; font-weight: 600; font-size: 14px;
  cursor: pointer; transition: background var(--transition);
  display: inline-flex; align-items: center; gap: 7px;
}
.btn-navy:hover { background: var(--navy-light); color: #fff; }

.btn-gold {
  background: var(--gold); color: var(--navy);
  border: none; border-radius: var(--radius-sm);
  padding: 9px 20px; font-weight: 700; font-size: 14px;
  cursor: pointer; transition: opacity var(--transition);
  display: inline-flex; align-items: center; gap: 7px;
}
.btn-gold:hover { opacity: .88; color: var(--navy); }

.btn-outline-navy {
  background: transparent; color: var(--navy);
  border: 2px solid var(--navy); border-radius: var(--radius-sm);
  padding: 8px 18px; font-weight: 600; font-size: 14px;
  cursor: pointer; transition: all var(--transition);
  display: inline-flex; align-items: center; gap: 7px;
}
.btn-outline-navy:hover { background: var(--navy); color: #fff; }

/* ── TABLA ───────────────────────────────────────────────── */
.nf-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.nf-table th {
  background: var(--navy); color: #fff;
  padding: 11px 14px; text-align: left;
  font-weight: 600; font-size: 12px; letter-spacing: .4px;
}
.nf-table th:first-child { border-radius: var(--radius-sm) 0 0 0; }
.nf-table th:last-child  { border-radius: 0 var(--radius-sm) 0 0; }
.nf-table td { padding: 10px 14px; border-bottom: 1px solid var(--gray-200); vertical-align: middle; }
.nf-table tr:hover td { background: var(--gray-100); }
.nf-table tr:last-child td { border-bottom: none; }

/* Badges de estado */
.badge-borrador  { background: #FEF3C7; color: #92400E; font-size: 11px; padding: 3px 9px; border-radius: 20px; font-weight: 600; }
.badge-finalizada{ background: #D1FAE5; color: #065F46; font-size: 11px; padding: 3px 9px; border-radius: 20px; font-weight: 600; }
.badge-seccion   { background: var(--gold-light); color: var(--navy); font-size: 11px; padding: 3px 9px; border-radius: 20px; font-weight: 600; }

/* ── FORMULARIO ORDEN ────────────────────────────────────── */
.nf-form-label { font-size: 13px; font-weight: 600; color: var(--navy); margin-bottom: 5px; display: block; }
.nf-form-control {
  width: 100%; padding: 9px 13px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-size: 14px; font-family: 'DM Sans', sans-serif;
  color: var(--gray-800); background: var(--white);
  transition: border-color var(--transition);
}
.nf-form-control:focus { outline: none; border-color: var(--navy-light); box-shadow: 0 0 0 3px rgba(46,78,126,.12); }

/* Tabla de ítems en orden */
.items-table { width: 100%; border-collapse: collapse; }
.items-table th {
  background: var(--navy); color: #fff;
  padding: 10px 12px; font-size: 12px; font-weight: 600; letter-spacing: .3px;
}
.items-table td { padding: 8px 10px; border-bottom: 1px solid var(--gray-200); vertical-align: middle; }
.items-table tr.has-value td { background: #F0FDF4; }
.items-table tr.has-value .item-subtotal { color: var(--green); font-weight: 700; }

.item-cantidad {
  width: 70px; text-align: center;
  border: 1.5px solid var(--gray-200); border-radius: 6px;
  padding: 5px; font-size: 14px; font-weight: 600; color: var(--navy);
}
.item-cantidad:focus { outline: none; border-color: var(--navy-light); }

/* Total box */
.nf-total-box {
  background: var(--navy);
  border-radius: var(--radius);
  padding: 20px 24px;
  color: #fff;
}
.nf-total-row { display: flex; justify-content: space-between; align-items: center; padding: 5px 0; font-size: 14px; }
.nf-total-row.main { border-top: 1px solid rgba(255,255,255,.2); margin-top: 8px; padding-top: 12px; }
.nf-total-main-label { font-family: 'Playfair Display', serif; font-size: 18px; font-weight: 700; }
.nf-total-main-value { font-size: 26px; font-weight: 700; color: var(--gold); }

/* ── LOGIN PAGE ──────────────────────────────────────────── */
.nf-login-wrap {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: var(--navy);
  background-image: radial-gradient(circle at 20% 80%, rgba(200,169,81,.15) 0%, transparent 50%),
                    radial-gradient(circle at 80% 20%, rgba(46,78,126,.4) 0%, transparent 50%);
}

.nf-login-card {
  background: var(--white);
  border-radius: 20px;
  padding: 48px 44px;
  width: 100%; max-width: 420px;
  box-shadow: 0 20px 60px rgba(0,0,0,.3);
}

.nf-login-logo {
  text-align: center; margin-bottom: 36px;
}
.nf-login-logo .icon {
  width: 56px; height: 56px;
  background: var(--navy);
  border-radius: 14px;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 26px; color: var(--gold); margin-bottom: 14px;
}
.nf-login-logo h1 {
  font-family: 'Playfair Display', serif;
  font-size: 28px; color: var(--navy); margin: 0;
}
.nf-login-logo p { color: var(--gray-400); font-size: 13px; margin: 4px 0 0; }

/* ── VALOR DECLARADO highlight ───────────────────────────── */
.valor-declarado-wrap {
  background: linear-gradient(135deg, #FEF3C7, #FDE68A);
  border: 2px solid var(--gold);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  margin-bottom: 8px;
}

/* ── PRINT ───────────────────────────────────────────────── */
@media print {
  body * { visibility: hidden !important; }
  #print-area, #print-area * { visibility: visible !important; }
  #print-area { position: absolute; top: 0; left: 0; width: 100%; }
}

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 768px) {
  .nf-sidebar { transform: translateX(-100%); width: var(--sidebar-w) !important; }
  .nf-sidebar.mobile-open { transform: translateX(0); }
  .nf-main { margin-left: 0 !important; }
  .nf-content { padding: 16px; }
}

/* Scrollbar */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--gray-200); border-radius: 10px; }