:root {
  --bg: #f6f6f8;
  --surface: #ffffff;
  --primary: #445371;
  --primary-strong: #34425a;
  --accent: #f0c423;
  --accent-soft: rgba(240, 196, 35, 0.18);
  --text: #1c1e20;
  --muted: #5d6573;
  --danger: #b94747;
  --success: #2f7a4f;
  --border: rgba(68, 83, 113, 0.14);
  --border-strong: rgba(68, 83, 113, 0.22);
  --shadow: 0 20px 48px rgba(28, 30, 32, 0.08);
  --radius: 18px;
  --font-display: "Syne", sans-serif;
  --font-body: "Manrope", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
}

button,
input {
  font: inherit;
}

.hidden {
  display: none !important;
}

.atmosphere {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
  background:
    radial-gradient(circle at 12% 18%, rgba(240, 196, 35, 0.16), transparent 34%),
    radial-gradient(circle at 88% 8%, rgba(68, 83, 113, 0.16), transparent 32%),
    linear-gradient(165deg, #fbfbfc 0%, #f1f2f5 48%, #e9ecf1 100%);
}

.atmosphere-grid {
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(68, 83, 113, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(68, 83, 113, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at center, black 35%, transparent 85%);
}

.atmosphere-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(4px);
  animation: drift 14s var(--ease) infinite alternate;
}

.atmosphere-glow-a {
  top: 12%;
  right: 8%;
  width: 280px;
  height: 280px;
  background: rgba(240, 196, 35, 0.18);
}

.atmosphere-glow-b {
  left: -4%;
  bottom: 8%;
  width: 320px;
  height: 320px;
  background: rgba(68, 83, 113, 0.12);
  animation-delay: -4s;
}

@keyframes drift {
  from {
    transform: translate3d(0, 0, 0) scale(1);
  }
  to {
    transform: translate3d(18px, -22px, 0) scale(1.08);
  }
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translate(-50%, 12px);
  }
  to {
    opacity: 1;
    transform: translate(-50%, 0);
  }
}

.app-shell {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100vw - 40px));
  margin: 0 auto;
  padding: 36px 0 64px;
}

.auth-screen {
  min-height: calc(100vh - 72px);
  display: grid;
  align-content: center;
  gap: 28px;
  width: min(480px, 100%);
  margin: 0 auto;
  animation: rise-in 0.55s var(--ease) both;
}

.auth-brand {
  text-align: left;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 56px;
  height: 56px;
  margin-bottom: 18px;
  border-radius: 16px;
  background: var(--primary);
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.04em;
  box-shadow: 0 12px 28px rgba(68, 83, 113, 0.28);
}

.brand-mark-sm {
  width: 44px;
  height: 44px;
  margin-bottom: 0;
  font-size: 15px;
  border-radius: 12px;
}

.auth-card,
.panel,
.modal-card,
.stat {
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.auth-card {
  padding: 28px;
  border-radius: 22px;
  border-top: 3px solid var(--accent);
}

.dashboard {
  display: grid;
  gap: 22px;
  animation: rise-in 0.45s var(--ease) both;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

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

.topbar-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 11px;
  font-weight: 700;
}

.page-title,
h2,
h3,
.license-name {
  margin: 0;
  font-family: var(--font-display);
  letter-spacing: -0.03em;
}

.page-title {
  font-size: clamp(34px, 5vw, 52px);
  line-height: 0.98;
  font-weight: 800;
}

.page-title-sm {
  font-size: clamp(24px, 3vw, 32px);
}

.lead,
.panel-head p,
.field span,
.license-expiry,
.detail-item p,
.stat-label {
  color: var(--muted);
}

.lead {
  margin: 14px 0 0;
  max-width: 34ch;
  font-size: 16px;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.stat {
  padding: 18px 20px;
  border-radius: 16px;
  display: grid;
  gap: 8px;
}

.stat-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.stat-value {
  font-family: var(--font-display);
  font-size: 30px;
  line-height: 1;
  color: var(--text);
}

.stack {
  display: grid;
  gap: 16px;
}

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

.field span {
  font-size: 13px;
  font-weight: 700;
}

.field input {
  width: 100%;
  padding: 13px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #fbfbfc;
  color: var(--text);
  outline: none;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
}

.field input:focus {
  border-color: rgba(68, 83, 113, 0.45);
  background: #ffffff;
  box-shadow: 0 0 0 4px rgba(240, 196, 35, 0.18);
}

.primary-btn,
.ghost-btn,
.danger-btn,
.icon-btn {
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    transform 0.2s var(--ease),
    opacity 0.2s ease,
    background 0.2s ease,
    border-color 0.2s ease,
    color 0.2s ease,
    box-shadow 0.2s ease;
}

.primary-btn:hover,
.ghost-btn:hover,
.danger-btn:hover,
.icon-btn:hover,
.license-summary:hover {
  transform: translateY(-1px);
}

.primary-btn:active,
.ghost-btn:active,
.danger-btn:active,
.icon-btn:active {
  transform: translateY(0);
}

.primary-btn {
  padding: 12px 18px;
  border-radius: 12px;
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
  font-weight: 700;
  box-shadow: 0 10px 22px rgba(68, 83, 113, 0.22);
}

.primary-btn:hover {
  background: var(--primary-strong);
}

.ghost-btn,
.danger-btn {
  padding: 12px 16px;
  border-radius: 12px;
  background: #ffffff;
  border-color: var(--border);
  color: var(--text);
  font-weight: 600;
}

.danger-btn {
  background: #fff7f7;
  border-color: rgba(185, 71, 71, 0.18);
  color: var(--danger);
}

.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: #ffffff;
  border-color: var(--border);
  color: var(--text);
  font-size: 24px;
  line-height: 1;
}

.panel {
  border-radius: var(--radius);
  padding: 24px;
}

.panel-head {
  margin-bottom: 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(68, 83, 113, 0.1);
}

.panel-head h2 {
  font-size: 22px;
  margin-bottom: 6px;
}

.panel-head p {
  margin: 0;
  font-size: 14px;
}

.license-list {
  display: grid;
  gap: 12px;
}

.empty-state {
  padding: 36px 24px;
  border-radius: 16px;
  border: 1px dashed rgba(68, 83, 113, 0.28);
  background:
    linear-gradient(180deg, rgba(240, 196, 35, 0.08), transparent 70%),
    #fbfbfc;
  text-align: center;
}

.empty-state strong {
  display: block;
  font-family: var(--font-display);
  font-size: 20px;
  margin-bottom: 8px;
}

.empty-state p {
  margin: 0;
  color: var(--muted);
}

.license-card {
  border-radius: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  overflow: hidden;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease;
}

.license-card.is-open {
  border-color: rgba(68, 83, 113, 0.28);
  box-shadow: 0 14px 30px rgba(28, 30, 32, 0.06);
}

.license-summary {
  width: 100%;
  padding: 18px 20px;
  background: transparent;
  border: 0;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  text-align: left;
  cursor: pointer;
}

.license-main,
.license-meta {
  display: grid;
  gap: 10px;
}

.license-meta {
  align-content: start;
  justify-items: end;
  min-width: 210px;
}

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

.license-name {
  font-size: 18px;
  font-weight: 700;
}

.license-key {
  margin: 0;
  word-break: break-all;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--muted);
  background: #f6f6f8;
  border: 1px solid rgba(68, 83, 113, 0.08);
  border-radius: 10px;
  padding: 8px 10px;
  width: fit-content;
  max-width: 100%;
}

.license-expiry {
  font-size: 13px;
  font-weight: 600;
}

.license-devices {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
}

.status-pill {
  padding: 5px 10px;
  border-radius: 8px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.status-active {
  background: rgba(47, 122, 79, 0.12);
  color: var(--success);
}

.status-inactive {
  background: rgba(185, 71, 71, 0.12);
  color: #8f3131;
}

.status-expired {
  background: var(--accent-soft);
  color: #8a6d00;
}

.license-details {
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  transition:
    grid-template-rows 0.28s var(--ease),
    opacity 0.22s ease;
}

.license-card.is-open .license-details {
  grid-template-rows: 1fr;
  opacity: 1;
}

.license-details-inner {
  overflow: hidden;
}

.license-details-body {
  padding: 0 20px 20px;
  display: grid;
  gap: 16px;
  border-top: 1px solid rgba(68, 83, 113, 0.08);
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
  padding-top: 16px;
}

.detail-item {
  padding: 14px;
  border-radius: 12px;
  background: #f6f6f8;
  border: 1px solid rgba(68, 83, 113, 0.08);
}

.detail-item span {
  display: block;
  font-size: 11px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.detail-item p {
  margin: 0;
  word-break: break-word;
  font-size: 14px;
  line-height: 1.35;
  color: var(--text);
}

.license-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.cells-editor {
  display: grid;
  gap: 10px;
}

.cells-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-height: 36px;
}

.cell-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  background: #eef1f7;
  border: 1px solid rgba(68, 83, 113, 0.12);
  font-family: "IBM Plex Mono", monospace;
  font-size: 13px;
}

.cell-chip button {
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  padding: 0;
}

.cells-add-row {
  display: flex;
  gap: 8px;
}

.cells-add-row input {
  flex: 1;
}

.field-hint {
  margin: 0;
  font-size: 12px;
  color: var(--muted);
}

.update-cells-panel {
  display: grid;
  gap: 14px;
  padding-top: 4px;
}

.update-cell-block {
  display: grid;
  gap: 10px;
  padding: 14px;
  border-radius: 12px;
  background: #f6f6f8;
  border: 1px solid rgba(68, 83, 113, 0.08);
}

.update-cell-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.update-cell-head h4 {
  margin: 0;
  font-size: 14px;
  font-family: "IBM Plex Mono", monospace;
}

.update-cell-head span {
  font-size: 12px;
  color: var(--muted);
}

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

.update-file-row {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  gap: 10px;
  align-items: center;
  padding: 8px 10px;
  border-radius: 8px;
  background: #fff;
  border: 1px solid rgba(68, 83, 113, 0.08);
  font-size: 13px;
}

.update-file-row .seq {
  font-family: "IBM Plex Mono", monospace;
  color: var(--muted);
}

.update-file-row .meta {
  color: var(--muted);
  font-size: 12px;
}

.draft-badge {
  display: inline-block;
  margin-left: 8px;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(185, 120, 40, 0.14);
  color: #8a5a10;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  vertical-align: middle;
}

.update-upload-row {
  display: grid;
  grid-template-columns: 1fr 140px auto auto;
  gap: 8px;
  align-items: center;
}

.update-upload-options {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 12px;
  color: var(--muted);
}

.check-inline {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  user-select: none;
}

@media (max-width: 720px) {
  .update-file-row,
  .update-upload-row {
    grid-template-columns: 1fr;
  }
}

.chevron {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #fbfbfc;
  position: relative;
}

.chevron::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 9px;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--primary);
  border-bottom: 2px solid var(--primary);
  transform: rotate(45deg);
  transition: transform 0.22s var(--ease);
}

.license-card.is-open .chevron::before {
  top: 12px;
  transform: rotate(225deg);
}

.auth-hint,
.modal-lead {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.auth-hint code {
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 2px 6px;
  border-radius: 6px;
  background: #f6f6f8;
  color: var(--primary);
}

.modal-lead {
  line-height: 1.45;
}

.error-text {
  min-height: 20px;
  margin: 0;
  color: var(--danger);
  font-size: 14px;
  font-weight: 600;
}

.modal {
  border: 0;
  padding: 0;
  background: transparent;
}

.modal::backdrop {
  background: rgba(28, 30, 32, 0.42);
  backdrop-filter: blur(4px);
}

.modal[open] .modal-card {
  animation: rise-in 0.28s var(--ease) both;
}

.modal-card {
  width: min(520px, calc(100vw - 24px));
  border-radius: 20px;
  padding: 24px;
  display: grid;
  gap: 16px;
  border-top: 3px solid var(--accent);
}

.modal-head,
.modal-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.modal-head h2 {
  font-size: 24px;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  z-index: 40;
  transform: translateX(-50%);
  padding: 12px 18px;
  border-radius: 12px;
  background: var(--primary);
  color: #ffffff;
  font-weight: 700;
  box-shadow: 0 14px 30px rgba(68, 83, 113, 0.28);
  opacity: 0;
  pointer-events: none;
}

.toast.is-visible {
  animation: toast-in 0.28s var(--ease) both;
  opacity: 1;
}

.section-nav {
  display: flex;
  gap: 8px;
  margin: 0 0 18px;
  flex-wrap: wrap;
}

.nav-tab {
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.72);
  color: var(--muted);
  border-radius: 999px;
  padding: 10px 16px;
  cursor: pointer;
  transition: 0.2s var(--ease);
}

.nav-tab.is-active,
.nav-tab:hover {
  color: var(--text);
  border-color: rgba(68, 83, 113, 0.28);
  background: #ffffff;
}

.current-user {
  color: var(--muted);
  font-size: 14px;
  align-self: center;
}

.panel-head-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.filters {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 180px;
  gap: 12px;
  margin-bottom: 16px;
}

.filters select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
  background: #ffffff;
  color: var(--text);
}

.admin-list,
.audit-list {
  display: grid;
  gap: 10px;
}

.admin-row,
.audit-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.8);
}

.admin-meta,
.audit-main {
  display: grid;
  gap: 4px;
}

.admin-meta span,
.audit-main span,
.audit-main p,
.audit-side span,
.muted-note {
  color: var(--muted);
  font-size: 13px;
  margin: 0;
}

.audit-side {
  display: grid;
  gap: 4px;
  justify-items: end;
  text-align: right;
  color: var(--muted);
  font-size: 13px;
  white-space: nowrap;
}

.admin-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

@media (max-width: 780px) {
  .app-shell {
    width: min(100vw - 20px, 100%);
    padding-top: 20px;
  }

  .auth-card,
  .panel,
  .modal-card {
    padding: 20px;
  }

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

  .topbar,
  .license-summary,
  .modal-head,
  .modal-actions,
  .topbar-brand,
  .panel-head-row,
  .admin-row,
  .audit-row {
    flex-direction: column;
    align-items: stretch;
  }

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

  .audit-side {
    justify-items: start;
    text-align: left;
  }

  .license-meta {
    justify-items: start;
    min-width: 0;
  }

  .license-actions,
  .topbar-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .brand-mark-sm {
    width: 48px;
    height: 48px;
  }
}

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