:root {
  --gf-gradient: linear-gradient(135deg, #020617 0%, #0B1F4D 32%, #1D4ED8 64%, #B91C1C 100%);
  --gf-action-gradient: linear-gradient(135deg, #0B1F4D 0%, #2563EB 58%, #B91C1C 100%);
  --gf-text-gradient: linear-gradient(135deg, #DBEAFE 0%, #60A5FA 48%, #FCA5A5 100%);
  --gf-dark: #020617;
  --gf-light: #FFFFFF;
  --gf-surface: #08111F;
  --gf-surface-2: #0D1B33;
  --gf-accent-orange: #EF4444;
  --gf-accent-purple: #1D4ED8;
  --gf-accent-cyan: #60A5FA;
  --gf-text-primary: #F8FAFC;
  --gf-text-secondary: #9FB4D8;
  --gf-border: #22365F;

  --bg:
    radial-gradient(circle at 12% 10%, rgba(185, 28, 28, 0.18), transparent 32%),
    radial-gradient(circle at 88% 18%, rgba(29, 78, 216, 0.22), transparent 34%),
    linear-gradient(135deg, #020617 0%, #07111F 48%, #0B1533 100%);
  --surface: #08111F;
  --surface-2: #0D1B33;
  --text: #F8FAFC;
  --muted: #9FB4D8;
  --border: #22365F;
  --primary: #2563EB;
  --primary-strong: #B91C1C;
  --total: rgba(37, 99, 235, 0.18);
  --total-text: #93C5FD;
  --free: rgba(96, 165, 250, 0.16);
  --free-text: #BFDBFE;
  --reserved: rgba(30, 64, 175, 0.2);
  --reserved-text: #93C5FD;
  --danger: rgba(239, 68, 68, 0.15);
  --danger-text: #FCA5A5;
  --shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
  --shadow-sm: 0 10px 25px rgba(0, 0, 0, 0.2);
  --glow: 0 0 20px rgba(37, 99, 235, 0.28);
  --radius: 12px;
  font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

/* Smooth transitions */
* {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.app-shell {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  min-height: 100vh;
  gap: 0;
}

/* SIDEBAR */
.sidebar {
  background: linear-gradient(180deg, #020617 0%, #07111F 52%, #0B1533 100%);
  border-right: 1px solid var(--border);
  color: var(--gf-text-primary);
  padding: 28px 20px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  box-shadow: 8px 0 24px rgba(0, 0, 0, 0.4);
  animation: slideInLeft 0.6s ease-out;
}

@keyframes slideInLeft {
  from {
    transform: translateX(-100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.brand {
  display: flex;
  gap: 14px;
  align-items: center;
  margin-bottom: 32px;
  perspective: 1000px;
}

.brand-mark,
.logo-preview {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.96);
  color: var(--gf-light);
  font-weight: 900;
  overflow: hidden;
  font-size: 24px;
  flex-shrink: 0;
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.28), 0 0 0 1px rgba(96, 165, 250, 0.22);
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

.brand-mark img,
.logo-preview img {
  width: 96%;
  height: 96%;
  object-fit: contain;
}

.brand-title {
  margin: 0;
  font-size: 20px;
  line-height: 1.2;
  font-weight: 800;
  background: var(--gf-text-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.brand-subtitle {
  margin: 6px 0 0;
  color: var(--gf-text-secondary);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.nav {
  display: grid;
  gap: 8px;
}

.nav button {
  border: 0;
  border-radius: var(--radius);
  background: transparent;
  color: var(--gf-text-secondary);
  padding: 12px 14px;
  text-align: left;
  font-weight: 600;
  position: relative;
  overflow: hidden;
}

.nav button::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: var(--gf-gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.nav button.active,
.nav button:hover {
  background: rgba(29, 78, 216, 0.16);
  color: var(--gf-light);
}

.nav button.active::before,
.nav button:hover::before {
  transform: scaleX(1);
}

/* MAIN CONTENT */
.main {
  min-width: 0;
  padding: 28px 32px 40px;
  background: linear-gradient(135deg, rgba(2, 6, 23, 0.88), rgba(8, 17, 31, 0.86));
  position: relative;
  animation: fadeIn 0.6s ease-out 0.2s both;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
  margin-bottom: 32px;
  animation: slideDown 0.6s ease-out;
}

@keyframes slideDown {
  from {
    transform: translateY(-20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.topbar h1 {
  margin: 0;
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 900;
  background: var(--gf-text-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.topbar p {
  margin: 8px 0 0;
  color: var(--gf-text-secondary);
  font-size: 14px;
  font-weight: 500;
}

.quick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: flex-end;
}

.branch-filter {
  display: grid;
  gap: 4px;
  min-width: 180px;
}

.branch-filter span {
  color: var(--gf-text-secondary);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.branch-filter select {
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: linear-gradient(135deg, #0D1B33 0%, #08111F 100%);
  color: var(--text);
  padding: 9px 12px;
}

/* BUTTONS */
.btn {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  padding: 11px 16px;
  min-height: 42px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.btn:hover::before {
  animation: ripple 0.6s ease-out;
}

@keyframes ripple {
  to {
    width: 300px;
    height: 300px;
  }
}

.btn.primary {
  background: var(--gf-action-gradient);
  border: 0;
  color: var(--gf-light);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.28);
}

.btn.primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(185, 28, 28, 0.34);
}

.btn.danger {
  border-color: var(--danger-text);
  color: var(--danger-text);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* GRIDS */
.grid {
  display: grid;
  gap: 20px;
}

.grid > *,
.field,
.inline-fields,
.panel,
.form-panel,
.table-wrap {
  min-width: 0;
}

.metrics {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.compact-metrics {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.metric,
.panel,
.table-wrap,
.form-panel {
  background: linear-gradient(135deg, rgba(8, 17, 31, 0.86), rgba(13, 27, 51, 0.72));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(10px);
  animation: scaleIn 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.metric {
  padding: 20px;
  position: relative;
  overflow: hidden;
}

.metric::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gf-action-gradient);
}

.metric span {
  display: block;
  color: var(--gf-text-secondary);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}

.metric strong {
  display: block;
  margin-top: 12px;
  font-size: 32px;
  font-weight: 900;
  background: var(--gf-text-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.metric small {
  display: block;
  margin-top: 6px;
  color: var(--gf-text-secondary);
  font-size: 13px;
}

.two-col {
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  align-items: start;
}

.three-col {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.panel,
.form-panel {
  padding: 24px;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.panel h2,
.form-panel h2 {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
  color: var(--text);
}

.panel p {
  margin: 8px 0 0;
  color: var(--gf-text-secondary);
  font-size: 14px;
}

.toolbar {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

.segmented {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(37, 99, 235, 0.08);
}

.segmented button {
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--gf-text-secondary);
  padding: 10px 14px;
  font-weight: 700;
  font-size: 13px;
}

.segmented button.active,
.segmented button:hover {
  background: var(--gf-action-gradient);
  color: var(--gf-light);
}

.segmented.compact {
  padding: 4px;
}

.segmented.compact button {
  padding: 8px 10px;
}

.toolbar input,
.toolbar select,
.field input,
.field select,
.field textarea {
  min-width: 0;
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(135deg, #0D1B33 0%, #08111F 100%);
  padding: 11px 14px;
  color: var(--text);
  font-size: 14px;
}

.toolbar input:focus,
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--gf-accent-orange);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.16);
}

.field textarea {
  min-height: 100px;
  resize: vertical;
}

.field {
  display: grid;
  gap: 8px;
}

.field label {
  color: var(--text);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.form-grid .full {
  grid-column: 1 / -1;
}

.inline-fields {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 8px;
}

.check-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.check-line {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  background: rgba(37, 99, 235, 0.08);
  text-transform: none !important;
  letter-spacing: 0 !important;
}

/* TABLES */
.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
}

th,
td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: middle;
}

th {
  color: var(--gf-text-secondary);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(37, 99, 235, 0.08);
  font-weight: 700;
}

td {
  color: var(--text);
  font-size: 14px;
}

tr:hover {
  background: rgba(37, 99, 235, 0.08);
}

tr:last-child td {
  border-bottom: 0;
}

.product-cell {
  display: flex;
  align-items: center;
  gap: 12px;
}

.thumb {
  width: 50px;
  height: 50px;
  border-radius: var(--radius);
  background: var(--gf-gradient);
  overflow: hidden;
  flex: 0 0 auto;
  border: 1px solid var(--border);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.24);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.thumb:hover {
  transform: scale(1.08) rotate(3deg);
}

.thumb img,
.thumb video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.muted {
  color: var(--gf-text-secondary);
  font-size: 13px;
  font-weight: 500;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
  backdrop-filter: blur(8px);
}

.chip.total {
  background: var(--total);
  color: var(--total-text);
  border: 1px solid rgba(96, 165, 250, 0.3);
}

.chip.free {
  background: var(--free);
  color: var(--free-text);
  border: 1px solid rgba(134, 239, 172, 0.3);
}

.chip.reserved {
  background: var(--reserved);
  color: var(--reserved-text);
  border: 1px solid rgba(254, 215, 170, 0.3);
}

.chip.out,
.chip.low {
  background: var(--danger);
  color: var(--danger-text);
  border: 1px solid rgba(252, 165, 165, 0.3);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.list {
  display: grid;
  gap: 10px;
}

.list-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  transition: all 0.3s ease;
}

.list-row:hover {
  padding-left: 8px;
  padding-right: 8px;
  background: rgba(37, 99, 235, 0.08);
  border-radius: 8px;
}

.list-row:last-child {
  border-bottom: 0;
}

.bar {
  height: 12px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.12);
  overflow: hidden;
  margin-top: 8px;
  border: 1px solid var(--border);
}

.bar span {
  display: block;
  height: 100%;
  background: var(--gf-action-gradient);
  border-radius: inherit;
  animation: slideRight 0.8s ease-out;
}

@keyframes slideRight {
  from {
    width: 0;
  }
}

/* INVOICE */
.invoice-preview {
  background: linear-gradient(135deg, rgba(8, 17, 31, 0.9), rgba(13, 27, 51, 0.72));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  backdrop-filter: blur(10px);
}

.invoice-preview.a5 {
  max-width: 520px;
}

.invoice-preview.thermal {
  max-width: 330px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.invoice-logo {
  width: 42px;
  height: 42px;
  margin-bottom: 8px;
}

.invoice-logo img,
.invoice-logo .brand-logo-img,
.invoice-logo .logo-fallback {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  object-fit: cover;
}

.invoice-style-compact {
  padding: 16px;
  font-size: 13px;
}

.invoice-style-modern {
  border-color: #2563EB;
  box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.18), var(--shadow-sm);
}

.invoice-style-boxed .list-row {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px;
  margin-top: 8px;
}

.invoice-style-ledger {
  background: repeating-linear-gradient(0deg, rgba(37, 99, 235, 0.08), rgba(37, 99, 235, 0.08) 1px, rgba(8, 17, 31, 0.88) 1px, rgba(8, 17, 31, 0.88) 28px);
}

.invoice-style-receipt {
  border-style: dashed;
}

.invoice-style-minimal {
  background: rgba(8, 17, 31, 0.86);
  box-shadow: none;
}

.invoice-style-bold {
  border-width: 2px;
}

.invoice-style-bold strong {
  letter-spacing: 0.04em;
}

.invoice-style-blue-red {
  border-color: #B91C1C;
  background: linear-gradient(135deg, rgba(13, 27, 51, 0.95), rgba(37, 99, 235, 0.18), rgba(185, 28, 28, 0.14));
}

.invoice-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 16px;
  margin-bottom: 16px;
}

.invoice-total {
  display: flex;
  justify-content: space-between;
  font-size: 22px;
  font-weight: 900;
  border-top: 1px solid var(--border);
  margin-top: 16px;
  padding-top: 16px;
}

.empty {
  padding: 32px 24px;
  color: var(--gf-text-secondary);
  text-align: center;
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  background: rgba(37, 99, 235, 0.05);
  font-size: 14px;
}

.media-note {
  margin-top: 8px;
  color: var(--gf-text-secondary);
  font-size: 12px;
  font-weight: 500;
}

.concept-link {
  margin-top: 24px;
  color: var(--gf-text-secondary);
  font-size: 12px;
  text-align: center;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.concept-link a {
  color: var(--gf-accent-orange);
  text-decoration: none;
  font-weight: 700;
}

.concept-link a:hover {
  text-decoration: underline;
}

/* FOOTER */
.footer {
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--gf-text-secondary);
  font-size: 12px;
  animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.footer a {
  color: var(--gf-accent-orange);
  text-decoration: none;
  font-weight: 700;
  transition: all 0.3s ease;
}

.footer a:hover {
  text-decoration: underline;
}

.backend-status {
  margin-top: 16px;
  border-radius: var(--radius);
  padding: 10px 12px;
  font-size: 12px;
  font-weight: 700;
  display: inline-block;
}

.backend-status.online {
  background: rgba(34, 197, 94, 0.2);
  color: var(--free-text);
  border: 1px solid rgba(134, 239, 172, 0.3);
}

.backend-status.offline {
  background: rgba(239, 68, 68, 0.2);
  color: var(--danger-text);
  border: 1px solid rgba(252, 165, 165, 0.3);
}

/* RESPONSIVE */
@media (max-width: 980px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: relative;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .nav {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .metrics,
  .compact-metrics,
  .two-col,
  .three-col {
    grid-template-columns: 1fr;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .quick-actions {
    justify-content: flex-start;
    width: 100%;
  }
}

@media (max-width: 640px) {
  :root {
    --radius: 10px;
  }

  .main {
    padding: 16px;
  }

  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    padding: 16px 12px;
  }

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

  .nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .topbar h1 {
    font-size: 24px;
  }

  .metrics,
  .compact-metrics {
    grid-template-columns: 1fr;
  }
}

@media print {
  body {
    background: var(--gf-light);
  }

  .sidebar,
  .topbar,
  .no-print,
  .panel:not(.print-area),
  .form-panel,
  .table-wrap {
    display: none !important;
  }

  .app-shell,
  .main {
    display: block;
    padding: 0;
    grid-template-columns: 1fr;
  }

  .print-area {
    box-shadow: none;
    border: 0;
  }
}

/* ANIMATIONS */
@keyframes shimmer {
  0% { background-position: -1000px 0; }
  100% { background-position: 1000px 0; }
}

@keyframes glow {
  0%, 100% { box-shadow: 0 0 20px rgba(37, 99, 235, 0.3); }
  50% { box-shadow: 0 0 30px rgba(185, 28, 28, 0.36); }
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* LOADING STATE */
.loading {
  animation: shimmer 2s infinite;
  background: linear-gradient(90deg, #08111F 0%, #0D1B33 50%, #08111F 100%);
  background-size: 1000px 100%;
}

/* DEPTH & 3D */
.card {
  transform-style: preserve-3d;
  perspective: 1000px;
}

.card:hover {
  transform: translateZ(10px) rotateX(2deg) rotateY(2deg);
}

/* ===== AUTH / LOGIN ===== */
.auth-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at 20% 20%, rgba(185, 28, 28, 0.16), transparent 45%),
    radial-gradient(circle at 80% 80%, rgba(37, 99, 235, 0.2), transparent 45%),
    var(--bg);
}

.auth-card {
  width: 100%;
  max-width: 400px;
  padding: 36px 32px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(8, 17, 31, 0.96), rgba(13, 27, 51, 0.9));
  border: 1px solid var(--border);
  box-shadow: var(--shadow), 0 0 60px rgba(37, 99, 235, 0.1);
  display: grid;
  gap: 14px;
  text-align: center;
  animation: scaleIn 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.auth-logo {
  margin: 0 auto;
  width: 76px;
  height: 76px;
  font-size: 28px;
}

.auth-title {
  margin: 0;
  font-size: 28px;
  font-weight: 900;
  background: var(--gf-text-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.auth-card .field {
  text-align: left;
}

.auth-submit {
  width: 100%;
  justify-content: center;
  font-size: 16px;
  padding: 13px;
}

.auth-error {
  margin: 0;
  padding: 10px 12px;
  border-radius: var(--radius);
  background: var(--danger);
  color: var(--danger-text);
  border: 1px solid rgba(252, 165, 165, 0.3);
  font-size: 13px;
  font-weight: 600;
}

.auth-hint {
  font-size: 11px;
  opacity: 0.7;
}

.auth-lang {
  display: flex;
  justify-content: center;
}

/* ===== SIDEBAR USER ===== */
.sidebar-user {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  display: grid;
  gap: 10px;
}

.user-chip {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-chip strong {
  display: block;
  font-size: 13px;
  color: var(--gf-text-primary);
}

.user-avatar {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--gf-gradient);
  color: #fff;
  font-weight: 900;
  flex-shrink: 0;
}

.role-tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(185, 28, 28, 0.16);
  color: var(--gf-accent-orange);
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.lang-select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-2);
  color: var(--text);
  padding: 8px 10px;
  font-size: 13px;
}

.logout-btn {
  width: 100%;
  justify-content: center;
  border-color: rgba(252, 165, 165, 0.3);
  color: var(--danger-text);
  font-size: 13px;
}

/* ===== NOTIFICATIONS ===== */
.notif-wrap {
  position: relative;
}

.bell-btn {
  position: relative;
  font-size: 17px;
  padding: 9px 13px;
}

.notif-badge {
  position: absolute;
  top: -6px;
  right: -6px;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  border-radius: 999px;
  background: var(--gf-action-gradient);
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  display: grid;
  place-items: center;
  animation: pulse 2s infinite;
}

.notif-panel {
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  width: min(380px, 86vw);
  max-height: 460px;
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 1fr;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(8, 17, 31, 0.98), rgba(13, 27, 51, 0.98));
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  z-index: 60;
  animation: slideDown 0.25s ease-out;
}

.notif-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
}

.notif-list {
  overflow-y: auto;
}

.notif-item {
  display: flex;
  gap: 10px;
  padding: 12px 16px;
  border-bottom: 1px solid rgba(64, 72, 84, 0.5);
  cursor: pointer;
  text-align: left;
}

.notif-item:hover {
  background: rgba(37, 99, 235, 0.1);
}

.notif-item.unread {
  background: rgba(37, 99, 235, 0.1);
  border-left: 3px solid var(--gf-accent-purple);
}

.notif-item.unread:hover {
  background: rgba(37, 99, 235, 0.16);
}

.notif-icon {
  font-size: 18px;
  flex-shrink: 0;
}

.notif-msg {
  display: block;
  font-size: 13px;
  color: var(--text);
}

.notif-item small {
  font-size: 11px;
}

.btn.small {
  padding: 6px 10px;
  min-height: 30px;
  font-size: 12px;
}

/* ===== TOASTS ===== */
#toasts {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: grid;
  gap: 10px;
  z-index: 100;
}

.toast {
  padding: 13px 18px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  box-shadow: var(--shadow);
  animation: toastIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  max-width: 360px;
}

.toast.success {
  background: linear-gradient(135deg, #059669, #10B981);
}

.toast.error {
  background: linear-gradient(135deg, #DC2626, #EF4444);
}

.toast.info {
  background: linear-gradient(135deg, #1D4ED8, #60A5FA);
}

.toast.hide {
  opacity: 0;
  transform: translateX(30px);
  transition: all 0.4s ease;
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ===== ANALYTICS CHART ===== */
.revenue-chart {
  width: 100%;
  height: auto;
}

.chart-bar {
  fill: url(#barGrad);
  transition: opacity 0.2s ease;
}

.chart-bar:hover {
  opacity: 0.8;
}

.chart-label {
  fill: var(--gf-text-secondary);
  font-size: 11px;
}

.chart-value {
  fill: var(--gf-text-primary);
  font-size: 10px;
  font-weight: 700;
}

/* ===== SETTINGS / PAYMENTS ===== */
.settings-section {
  margin: 10px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: 15px;
  color: var(--gf-accent-orange);
}

.pay-info {
  display: grid;
  gap: 8px;
  padding: 10px 0;
  border-top: 1px dashed var(--border);
  margin-top: 8px;
}

.pay-qr {
  width: 120px;
  height: 120px;
  object-fit: contain;
  border-radius: 8px;
  background: #fff;
  padding: 6px;
  justify-self: center;
}

/* ===== EXCEL BULK IMPORT ===== */
.import-preview {
  border-top: 1px dashed var(--border);
  margin-top: 16px;
}

.import-errors {
  margin-top: 12px;
  padding: 14px 16px;
  border-radius: var(--radius);
  background: var(--danger);
  border: 1px solid rgba(252, 165, 165, 0.35);
  color: var(--danger-text);
  font-size: 13px;
}

.import-errors ul {
  margin: 8px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 4px;
  max-height: 220px;
  overflow-y: auto;
}

.import-ok {
  margin: 12px 0 0;
  padding: 12px 16px;
  border-radius: var(--radius);
  background: var(--free);
  border: 1px solid rgba(191, 219, 254, 0.35);
  color: var(--free-text);
  font-weight: 600;
  font-size: 14px;
}

label.btn {
  user-select: none;
}