* {
  box-sizing: border-box;
}

:root {
  --bg: #080b18;
  --bg-2: #10172f;
  --panel: linear-gradient(180deg, #ffffff12, #ffffff07);
  --panel-flat: #ffffff0b;
  --panel-soft: #ffffff08;
  --text: #f7f8ff;
  --muted: #aeb7df;
  --muted-2: #cfd5ff;
  --border: #ffffff18;
  --border-strong: #ffffff26;
  --primary: #5865ff;
  --primary-soft: #5865ff24;
  --cyan: #29dfff;
  --cyan-soft: #29dfff1c;
  --success-bg: #00d08424;
  --success-text: #7dffc1;
  --warning-bg: #ffe66d24;
  --warning-text: #ffe98f;
  --danger-bg: #ff4f6d24;
  --danger-text: #ff9aad;
  --info-bg: #1d8cff24;
  --info-text: #9deeff;
  --shadow: 0 30px 80px #00000045;
  --radius: 28px;
}

html {
  min-height: 100%;
}

body {
  margin: 0;
  min-height: 100%;
  font-family: Inter, Arial, sans-serif;
  background:
    radial-gradient(circle at top left, #2937ff22, transparent 35%),
    radial-gradient(circle at bottom right, #00e5ff18, transparent 30%),
    #080b18;
  color: var(--text);
}

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

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

button {
  appearance: none;
}

/* Login */

.auth-body {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 24px;
}

.auth-wrapper {
  width: min(94%, 520px);
}

.auth-card {
  background: var(--panel);
  padding: 34px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  backdrop-filter: blur(18px);
}

.brand-block,
.sidebar-brand {
  display: flex;
  gap: 14px;
  align-items: center;
}

.brand-mark {
  width: 46px;
  height: 46px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #5865ff, #19d9ff);
  color: #ffffff;
  font-weight: 800;
  box-shadow: 0 20px 50px #1d8cff33;
  flex: 0 0 auto;
}

.brand-block h1,
.sidebar-brand h2 {
  margin: 0;
  letter-spacing: -0.03em;
}

.brand-block p,
.sidebar-brand p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.auth-form {
  margin-top: 28px;
  display: grid;
  gap: 12px;
}

.auth-note {
  color: var(--muted);
  font-size: 0.88rem;
  margin: 18px 0 0;
  line-height: 1.6;
}

/* Shell */

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: 270px;
  padding: 24px;
  background: rgba(8, 11, 24, 0.85);
  border-right: 1px solid #ffffff12;
  z-index: 10;
}

.nav {
  display: grid;
  gap: 8px;
  margin-top: 34px;
}

.nav a {
  padding: 13px 14px;
  border-radius: 14px;
  color: #cfd5ff;
  transition: 0.2s ease;
  border: 1px solid transparent;
  font-weight: 700;
}

.nav a:hover,
.nav a.active {
  background: #1d8cff18;
  border-color: #29dfff40;
  color: #ffffff;
}

.nav a.logout-link {
  margin-top: 18px;
  color: var(--danger-text);
  background: var(--danger-bg);
  border-color: #ff4f6d35;
}

.main {
  margin-left: 270px;
  padding: 34px 7%;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 26px;
}

.topbar h1 {
  margin: 0;
  font-size: 42px;
  line-height: 1.05;
  letter-spacing: -1px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--cyan);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 900;
}

.topbar p:not(.eyebrow),
.panel-header p,
.muted {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

/* Cards and layout */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
  margin-bottom: 24px;
}

.stats-grid.compact {
  margin-bottom: 0;
}

.stat-card,
.panel {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.stat-card {
  padding: 24px;
}

.stat-card h3 {
  margin: 0;
  color: var(--muted-2);
  font-size: 0.95rem;
}

.stat-number {
  margin: 10px 0 6px;
  font-size: 2.15rem;
  font-weight: 800;
  background: linear-gradient(135deg, #7c8cff, #33e6ff);
  -webkit-background-clip: text;
  color: transparent;
}

.stat-card span {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

.panel {
  padding: 28px;
  margin-bottom: 26px;
}

.panel h2 {
  margin-top: 0;
  letter-spacing: -0.02em;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  margin-bottom: 18px;
}

.panel-header h2 {
  margin: 0;
}

.two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 26px;
}

.empty-state {
  padding: 34px;
  border: 1px dashed var(--border-strong);
  border-radius: 22px;
  background: #ffffff07;
  text-align: center;
}

.empty-state h3 {
  margin: 0;
  font-size: 1.25rem;
}

.empty-state p {
  margin: 10px auto 0;
  max-width: 540px;
  color: var(--muted);
  line-height: 1.6;
}

.empty-state .btn {
  margin-top: 18px;
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 16px;
  padding: 15px 24px;
  cursor: pointer;
  font-weight: 800;
  text-align: center;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

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

.btn-primary {
  background: linear-gradient(135deg, #5865ff, #19d9ff);
  color: #ffffff;
  box-shadow: 0 20px 50px #1d8cff33;
}

.btn-secondary {
  background: #ffffff12;
  border: 1px solid #ffffff18;
  color: #ffffff;
}

.btn-danger {
  background: var(--danger-bg);
  border: 1px solid #ff4f6d45;
  color: var(--danger-text);
}

.btn-small {
  padding: 9px 13px;
  font-size: 0.88rem;
  background: #ffffff12;
  border: 1px solid #ffffff18;
  color: #ffffff;
}

.btn-full {
  width: 100%;
}

/* Tables */

.table-wrap {
  width: 100%;
  overflow-x: auto;
  border-radius: 18px;
  border: 1px solid #ffffff10;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
}

.data-table th,
.data-table td {
  padding: 15px 12px;
  border-bottom: 1px solid #ffffff14;
  text-align: left;
  vertical-align: middle;
}

.data-table th {
  color: #9deeff;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: #ffffff08;
  white-space: nowrap;
}

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

.data-table td {
  color: #f7f8ff;
}

.table-link {
  color: #9deeff;
  font-weight: 800;
}

/* Status */

.status-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 6px 11px;
  font-size: 0.78rem;
  font-weight: 900;
  white-space: nowrap;
  border: 1px solid #ffffff14;
}

.status-pill.success {
  background: var(--success-bg);
  color: var(--success-text);
}

.status-pill.warning {
  background: var(--warning-bg);
  color: var(--warning-text);
}

.status-pill.danger {
  background: var(--danger-bg);
  color: var(--danger-text);
}

.status-pill.info {
  background: var(--info-bg);
  color: var(--info-text);
}

/* Filters */

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}

.filter-chip {
  border: 1px solid #ffffff18;
  background: #ffffff0a;
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted);
  font-weight: 800;
}

.filter-chip.active {
  border-color: #29dfff;
  background: #1d8cff24;
  color: #9deeff;
  box-shadow: 0 0 0 3px #29dfff12;
}

/* Forms */

label,
.auth-form label,
.form-grid label,
.note-form label {
  display: block;
  margin: 18px 0 8px;
  color: #cfd5ff;
  font-size: 14px;
  font-weight: 800;
}

input,
select,
textarea,
.auth-form input,
.form-grid input,
.form-grid select,
.form-grid textarea,
.note-form textarea {
  width: 100%;
  padding: 15px;
  border-radius: 14px;
  border: 1px solid #ffffff1f;
  background: #060917;
  color: #ffffff;
  outline: none;
}

input:focus,
select:focus,
textarea:focus {
  border-color: #29dfff;
  box-shadow: 0 0 0 3px #29dfff12;
}

textarea {
  resize: vertical;
}

.form-grid,
.note-form {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.readonly-grid {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 14px 18px;
}

.readonly-grid label {
  margin: 0;
  color: #9deeff;
  font-weight: 900;
}

.readonly-grid div {
  color: var(--muted-2);
  line-height: 1.6;
}

.document-actions,
.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.action-row-bottom {
  margin-top: 18px;
}

.inline-form {
  margin: 0;
  padding: 0;
  display: inline-flex;
}

.notice {
  margin-top: 18px;
  padding: 16px;
  border-radius: 18px;
  line-height: 1.5;
}

.success-box {
  background: var(--success-bg);
  color: var(--success-text);
  border: 1px solid #00d08442;
}

.danger-box {
  background: var(--danger-bg);
  color: var(--danger-text);
  border: 1px solid #ff4f6d45;
}

.timeline {
  list-style: none;
  padding: 0;
  margin: 18px 0 0;
  border-left: 3px solid #ffffff18;
}

.timeline li {
  position: relative;
  padding: 0 0 22px 22px;
}

.timeline li::before {
  content: "";
  position: absolute;
  left: -9px;
  top: 4px;
  width: 14px;
  height: 14px;
  background: linear-gradient(135deg, #5865ff, #19d9ff);
  border-radius: 50%;
  border: 3px solid #080b18;
}

.timeline strong {
  display: block;
}

.timeline span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
}

.issue-card {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 22px;
  margin-top: 12px;
  background: #ffffff0b;
}

.issue-card p {
  margin: 6px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.permission-list {
  display: grid;
  gap: 10px;
  padding-left: 20px;
  color: var(--muted-2);
  line-height: 1.6;
}

input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: #29dfff;
}

/* Responsive */

@media (max-width: 1200px) {
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
}

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

  .sidebar {
    position: static;
    width: auto;
  }

  .main {
    margin-left: 0;
  }

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

  .nav a.logout-link {
    margin-top: 0;
  }
}

@media (max-width: 720px) {
  .main {
    padding: 30px 5%;
  }

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

  .topbar,
  .panel-header {
    flex-direction: column;
    align-items: stretch;
  }

  .topbar h1 {
    font-size: 34px;
  }

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

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

  .auth-card,
  .panel {
    padding: 22px;
  }

  .document-actions,
  .action-row {
    display: grid;
  }

  .inline-form,
  .inline-form .btn {
    width: 100%;
  }
}

/* Inventory quantity controls */

.quantity-action-form {
  margin: 0;
  padding: 0;
  display: block;
}

.quantity-control {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  justify-content: flex-start !important;
  gap: 8px !important;
  flex-wrap: nowrap !important;
  white-space: nowrap !important;
}

.quantity-control input.table-quantity-input {
  width: 72px !important;
  max-width: 72px !important;
  min-width: 72px !important;
  flex: 0 0 72px !important;
  height: 32px;
  margin: 0;
  padding: 6px 10px;
  border-radius: 10px;
  border: 1px solid #ffffff18 !important;
  background: transparent !important;
  color: #f7f8ff !important;
  outline: none;
  box-shadow: none !important;
  font-size: 0.88rem;
  font-weight: 700;
}

.quantity-control input.table-quantity-input:focus {
  border-color: #29dfff40 !important;
  box-shadow: 0 0 0 3px #29dfff12 !important;
}

.quantity-control button.quantity-action-button {
  width: auto !important;
  max-width: none !important;
  min-width: auto !important;
  flex: 0 0 auto !important;
  height: 32px;
  min-height: 32px;
  margin: 0;
  padding: 6px 11px;
  border-radius: 10px;
  border: 1px solid #ffffff18 !important;
  background: transparent !important;
  color: #9deeff !important;
  box-shadow: none !important;
  font-size: 0.82rem;
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
}

.quantity-control button.quantity-action-button:hover {
  background: #1d8cff18 !important;
  border-color: #29dfff40 !important;
  color: #ffffff !important;
}

.report-section {
  margin-top: 26px;
}

.report-change {
  display: block;
  margin-top: 8px;
  font-size: 0.9rem;
  font-weight: 800;
}

.trend-up {
  color: var(--success-text);
}

.trend-down {
  color: var(--warning-text);
}

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

.report-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: #ffffff08;
}

.report-list-item strong {
  display: block;
  color: var(--text);
}

.report-list-item p {
  margin: 6px 0 0;
  color: var(--muted);
  line-height: 1.5;
}

@media (max-width: 720px) {
  .report-list-item {
    display: grid;
  }
}

.btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    box-shadow: none;
    filter: grayscale(1);
}

.btn:disabled:hover {
    transform: none;
}

.btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    box-shadow: none;
    filter: grayscale(1);
}

.btn:disabled:hover {
    transform: none;
}

/* Inventory sorting */

.inventory-sort-form {
  width: 310px;
  max-width: 100%;
  margin: 0;
}

.inventory-sort-form label {
  margin: 0 0 8px;
}

.inventory-sort-form select {
  padding: 11px 13px;
}

@media (max-width: 760px) {
  .inventory-panel-header {
    align-items: stretch;
  }

  .inventory-sort-form {
    width: 100%;
  }
}