@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Instrument+Serif:ital@0;1&display=swap');

:root {
  --bg: #0f1116;
  --bg-2: #141824;
  --ink: #f4f2ea;
  --muted: #9ea6b0;
  --brand: #f4c95d;
  --brand-strong: #efb73b;
  --accent: #59d2fe;
  --accent-2: #fc7b86;
  --card: rgba(24, 28, 40, 0.82);
  --stroke: rgba(255, 255, 255, 0.08);
  --shadow: 0 12px 32px rgba(8, 10, 14, 0.38);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
}

* {
  box-sizing: border-box;
}

html, body {
  min-height: 100%;
}

body {
  margin: 0;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  color: var(--ink);
  background: radial-gradient(1200px 600px at 10% -10%, rgba(89, 210, 254, 0.2), transparent 60%),
              radial-gradient(900px 700px at 80% 10%, rgba(252, 123, 134, 0.18), transparent 60%),
              linear-gradient(160deg, #0d0f14 0%, #141824 55%, #10131b 100%);
  min-height: 100%;
  overflow-x: hidden;
  overflow-y: hidden;
  position: relative;
}

body::before,
body::after {
  content: "";
  position: absolute;
  inset: auto;
  border-radius: 999px;
  filter: blur(0px);
  z-index: -1;
}

body::before {
  width: 480px;
  height: 480px;
  top: -120px;
  left: -160px;
  background: radial-gradient(circle at 30% 30%, rgba(244, 201, 93, 0.28), transparent 65%);
}

body::after {
  width: 420px;
  height: 420px;
  bottom: -140px;
  right: -120px;
  background: radial-gradient(circle at 70% 70%, rgba(89, 210, 254, 0.25), transparent 65%);
}

@keyframes drift {
  0%, 100% {
    transform: translateY(0px) translateX(0px);
  }
  50% {
    transform: translateY(20px) translateX(12px);
  }
}

a {
  color: inherit;
  text-decoration: none;
}

.app-shell {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  min-height: 100vh;
  gap: 24px;
  padding: 28px;
}

.sidebar {
  background: linear-gradient(170deg, #1c212c 0%, #141821 100%);
  border: 1px solid rgba(244, 201, 93, 0.18);
  border-radius: var(--radius-lg);
  padding: 28px 22px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  box-shadow: var(--shadow);
  contain: paint;
}

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

.brand h1 {
  margin: 0;
  font-size: 24px;
  letter-spacing: 0.04em;
}

.brand span {
  color: var(--muted);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.nav-section {
  display: grid;
  gap: 10px;
}

.nav-link {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 12px;
  color: #aeb7c2;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.nav-link:hover {
  color: var(--ink);
  border-color: rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
}

.nav-link.active {
  color: var(--ink);
  background: linear-gradient(120deg, rgba(244, 201, 93, 0.18), rgba(239, 183, 59, 0.12));
  border-color: rgba(244, 201, 93, 0.45);
}

.sidebar-card {
  padding: 16px;
  border-radius: var(--radius-md);
  background: rgba(24, 28, 38, 0.95);
  border: 1px dashed rgba(244, 201, 93, 0.18);
  color: var(--muted);
  font-size: 13px;
}

.main {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 18px 24px;
  border-radius: var(--radius-lg);
  background: var(--card);
  border: 1px solid var(--stroke);
  box-shadow: var(--shadow);
  contain: paint;
}

.topbar h2 {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
}

.topbar .subtitle {
  color: var(--muted);
  font-size: 13px;
}

.merchant-picker {
  display: grid;
  gap: 4px;
  min-width: 220px;
}

.merchant-picker label {
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--muted);
}

.merchant-picker select {
  padding: 8px 10px;
  height: 36px;
}

.content {
  display: grid;
  gap: 24px;
}

.hero {
  padding: 28px;
  border-radius: var(--radius-lg);
  background: linear-gradient(140deg, rgba(244, 201, 93, 0.14), rgba(89, 210, 254, 0.08));
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow);
  contain: paint;
}

.hero h1 {
  margin: 0 0 10px;
  font-size: 36px;
  font-weight: 600;
}

.hero p {
  margin: 0;
  color: var(--muted);
  max-width: 640px;
}

.subtitle {
  color: var(--muted);
  font-size: 13px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.card {
  padding: 20px;
  border-radius: var(--radius-md);
  background: var(--card);
  border: 1px solid var(--stroke);
  box-shadow: var(--shadow);
  contain: paint;
}

.card h3 {
  margin: 0 0 12px;
  font-size: 18px;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.stat .value {
  font-size: 28px;
  font-weight: 600;
}

.stat .label {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--ink);
}

.badge input {
  margin: 0 6px 0 0;
  accent-color: var(--brand);
}

.badge.warn {
  background: rgba(252, 123, 134, 0.16);
  color: #ffd5d9;
}

.badge.good {
  background: rgba(89, 210, 254, 0.14);
  color: #c7f1ff;
}

.form-row {
  display: grid;
  gap: 16px;
}

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

.badge-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border: 1px solid var(--stroke);
  background: rgba(255, 255, 255, 0.04);
}

.badge-toggle input {
  margin: 0;
  width: 16px;
  height: 16px;
  accent-color: var(--brand);
}

.badge-toggle span {
  flex: 1;
  text-align: right;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 12px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
}

label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
}

input, select, textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(8, 10, 14, 0.45);
  color: var(--ink);
  font-family: inherit;
  transition: border-color 0.2s ease;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: rgba(244, 201, 93, 0.6);
}

.btn {
  padding: 12px 18px;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  font-weight: 600;
  font-family: inherit;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-spinner {
  width: 14px;
  height: 14px;
  border: 2px solid rgba(27, 27, 27, 0.35);
  border-top-color: #1b1b1b;
  border-radius: 50%;
  display: inline-block;
  animation: spin 0.9s linear infinite;
}

.btn .btn-spinner {
  margin-right: 8px;
}

.btn-primary {
  background: linear-gradient(120deg, var(--brand), var(--brand-strong));
  color: #1b1b1b;
  box-shadow: 0 12px 30px rgba(244, 201, 93, 0.25);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.08);
  color: var(--ink);
}

.btn:hover {
  transform: translateY(-1px);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.table th,
.table td {
  text-align: left;
  padding: 12px 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.table th {
  color: var(--muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 11px;
}

.table tr:hover {
  background: rgba(255, 255, 255, 0.03);
}

.table tr.row-link {
  cursor: pointer;
  transition: background 0.2s ease;
}

.table tr.row-link:hover {
  background: rgba(89, 210, 254, 0.12);
}

.kpi-list {
  display: grid;
  gap: 8px;
}

.kpi-list .row {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 12px;
}

.metric-block .value {
  font-size: 28px;
  font-weight: 600;
  margin: 6px 0 4px;
}

.chart-bars {
  display: grid;
  grid-auto-flow: column;
  align-items: end;
  gap: 10px;
  height: 140px;
  padding: 8px 4px 22px;
}

.chart-bar {
  position: relative;
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(244, 201, 93, 0.9), rgba(89, 210, 254, 0.8));
  box-shadow: 0 12px 22px rgba(0, 0, 0, 0.2);
  min-height: 14px;
}

.chart-bar-value {
  position: absolute;
  top: -18px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 11px;
  color: var(--muted);
  white-space: nowrap;
}

.chart-bar-label {
  position: absolute;
  bottom: -18px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.rate-list {
  display: grid;
  gap: 14px;
}

.rate-bar {
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.rate-bar span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, rgba(244, 201, 93, 0.9), rgba(252, 123, 134, 0.9));
  border-radius: 999px;
}

.pill {
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(244, 201, 93, 0.2);
  color: #ffe9b2;
  font-size: 12px;
}

.notice {
  padding: 12px 16px;
  border-radius: 12px;
  background: rgba(252, 123, 134, 0.12);
  border: 1px solid rgba(252, 123, 134, 0.4);
  color: #ffd5d9;
  font-size: 13px;
}

.progress {
  margin-top: 12px;
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.progress-compact {
  margin-top: 6px;
  height: 6px;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--brand), var(--accent));
  transition: width 0.2s ease;
}

.validation-summary-errors {
  margin: 0 0 12px;
  padding: 12px 16px;
  border-radius: 12px;
  background: rgba(252, 123, 134, 0.14);
  border: 1px solid rgba(252, 123, 134, 0.4);
  color: #ffd5d9;
  font-size: 13px;
}

.validation-summary-errors ul {
  margin: 0;
  padding-left: 18px;
}

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

.upload-panel {
  display: grid;
  gap: 10px;
}

.file-input-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.file-picker-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.file-picker-btn {
  padding: 10px 14px;
}

.file-picker-summary {
  color: var(--muted);
  font-size: 12px;
}

.upload-files {
  max-height: 140px;
  overflow: auto;
  padding: 8px 10px;
  border-radius: 12px;
  border: 1px solid var(--stroke);
  background: rgba(255, 255, 255, 0.03);
  font-size: 12px;
  color: var(--muted);
}

.upload-files .row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 0;
}

.history-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.history-filters {
  margin: 6px 0 10px;
}

.export-grid {
  margin-bottom: 6px;
}

.export-flags {
  display: grid;
  gap: 8px;
  margin: 8px 0 10px;
}

.reason-block {
  display: grid;
  gap: 8px;
  margin: 10px 0 6px;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
}

.reason-actions {
  flex-wrap: wrap;
}

.reason-block.reason-void {
  border-left: 3px solid rgba(89, 210, 254, 0.7);
}

.reason-block.reason-chargeback {
  border-left: 3px solid rgba(252, 123, 134, 0.7);
}

.reason-divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.08);
  margin: 6px 0 10px;
}

.reason-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 8px;
}

.reason-pill {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid var(--stroke);
  background: rgba(255, 255, 255, 0.03);
  color: var(--ink);
}

.reason-pill input {
  margin: 0;
  width: 14px;
  height: 14px;
  accent-color: var(--brand);
}

.reason-pill span {
  font-size: clamp(10px, 1.1vw, 12px);
  line-height: 1.2;
  white-space: normal;
  word-break: break-word;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--stroke);
  background: rgba(255, 255, 255, 0.03);
  color: var(--ink);
  font-size: 13px;
}

.check-row input {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--brand);
}

.export-warning {
  margin-top: 4px;
}

.export-warning-list {
  margin-top: 6px;
  font-size: 12px;
  color: var(--muted);
  display: grid;
  gap: 2px;
}

.export-info {
  margin-top: 6px;
}

.export-download {
  padding: 8px 12px;
}

.btn-xs {
  padding: 6px 10px;
  border-radius: 10px;
  font-size: 12px;
}

.mini-chart {
  display: flex;
  align-items: center;
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
  min-width: 120px;
}

.mini-chart.large {
  height: 12px;
  margin-top: 12px;
}

.mini-bar {
  height: 100%;
  display: block;
}

.mini-bar.settled {
  background: linear-gradient(90deg, rgba(244, 201, 93, 0.9), rgba(239, 183, 59, 0.9));
}

.mini-bar.chargeback {
  background: linear-gradient(90deg, rgba(252, 123, 134, 0.8), rgba(255, 170, 178, 0.8));
}

.mini-bar.void {
  background: linear-gradient(90deg, rgba(89, 210, 254, 0.8), rgba(123, 224, 255, 0.8));
}

.tabbar {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px;
  border-radius: 14px;
  border: 1px solid var(--stroke);
  background: rgba(255, 255, 255, 0.04);
}

.tab-btn {
  padding: 8px 12px;
  border-radius: 10px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-weight: 600;
  font-family: inherit;
  transition: all 0.15s ease;
}

.tab-btn:hover {
  color: var(--ink);
  border-color: rgba(255, 255, 255, 0.12);
}

.tab-btn.active {
  color: var(--ink);
  background: linear-gradient(120deg, rgba(244, 201, 93, 0.22), rgba(239, 183, 59, 0.18));
  border-color: rgba(244, 201, 93, 0.55);
}

.login-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
}

.login-card {
  width: min(520px, 100%);
  padding: 32px;
  border-radius: var(--radius-lg);
  background: var(--card);
  border: 1px solid var(--stroke);
  box-shadow: var(--shadow);
  display: grid;
  gap: 16px;
}

.login-brand span {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.login-brand h1 {
  margin: 6px 0 0;
  font-size: 28px;
}

.dev-diagnostics {
  position: fixed;
  right: 18px;
  bottom: 18px;
  width: 180px;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(16, 19, 28, 0.96);
  border: 1px solid rgba(244, 201, 93, 0.28);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
  z-index: 20;
  font-size: 12px;
}

.dev-diagnostics-title {
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}

.dev-diagnostics-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
  color: var(--muted);
}

.dev-diagnostics-row strong {
  color: var(--ink);
  font-weight: 700;
}

.dev-diagnostics-error {
  margin-top: 6px;
  padding: 6px 8px;
  border-radius: 10px;
  background: rgba(252, 123, 134, 0.14);
  border: 1px solid rgba(252, 123, 134, 0.4);
  color: #ffd5d9;
}

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

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
}

@media (max-width: 1100px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-between;
  }

  .nav-section {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}


@media (max-width: 720px) {
  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .grid-3 {
    grid-template-columns: 1fr;
  }

  .grid-2 {
    grid-template-columns: 1fr;
  }

  .grid-4 {
    grid-template-columns: 1fr;
  }

  .table {
    font-size: 12px;
  }

  .dev-diagnostics {
    right: 12px;
    bottom: 12px;
  }
}