:root {
  color-scheme: dark;
  --bg: #08111f;
  --bg-accent: #0f1d34;
  --panel: rgba(9, 20, 39, 0.82);
  --panel-border: rgba(148, 163, 184, 0.16);
  --panel-soft: rgba(17, 34, 61, 0.76);
  --text: #f8fbff;
  --muted: #9fb2ca;
  --primary: #1d8f6a;
  --primary-strong: #136d51;
  --danger: #c24a4a;
  --warning: #d7a12b;
  --success: #3db88b;
  --shadow: 0 28px 70px rgba(0, 0, 0, 0.35);
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(52, 211, 153, 0.2), transparent 30%),
    radial-gradient(circle at top right, rgba(56, 189, 248, 0.16), transparent 26%),
    linear-gradient(180deg, #07101c 0%, #0a1426 48%, #09111d 100%);
  color: var(--text);
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
}

button,
input,
textarea {
  font: inherit;
}

button {
  border: 0;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), #2ab788);
  color: white;
  cursor: pointer;
  min-height: 46px;
  padding: 0 18px;
  transition: transform 160ms ease, opacity 160ms ease, background 160ms ease;
}

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

button.secondary {
  background: rgba(148, 163, 184, 0.16);
}

button.ghost {
  background: transparent;
  border: 1px solid rgba(148, 163, 184, 0.22);
}

button.danger {
  background: linear-gradient(135deg, #af3939, var(--danger));
}

input,
textarea {
  width: 100%;
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 14px;
  background: rgba(7, 16, 30, 0.88);
  color: var(--text);
  min-height: 46px;
  padding: 10px 14px;
  outline: none;
}

textarea {
  min-height: 96px;
  resize: vertical;
}

input:focus,
textarea:focus {
  border-color: rgba(42, 183, 136, 0.75);
  box-shadow: 0 0 0 4px rgba(42, 183, 136, 0.12);
}

label {
  display: grid;
  gap: 8px;
}

label span {
  color: var(--muted);
  font-size: 13px;
}

h1,
h2,
p {
  margin: 0;
}

.page-shell {
  width: min(1240px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 32px 0 48px;
}

.auth-layout {
  min-height: calc(100vh - 80px);
  display: grid;
  place-items: center;
}

.auth-card,
.panel,
.stat-card,
.user-card {
  backdrop-filter: blur(18px);
  background: var(--panel);
  border: 1px solid var(--panel-border);
  box-shadow: var(--shadow);
}

.auth-card {
  width: min(520px, 100%);
  border-radius: 28px;
  padding: 34px;
  display: grid;
  gap: 18px;
}

.brand-pill {
  width: fit-content;
  border-radius: 999px;
  background: rgba(29, 143, 106, 0.18);
  color: #97f3cb;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  padding: 8px 14px;
}

.auth-card h1,
.hero h1 {
  font-size: clamp(32px, 4vw, 46px);
  line-height: 1.05;
}

.auth-copy,
.hero-copy,
.panel-heading p,
.meta,
.auth-hint span {
  color: var(--muted);
}

.auth-form,
.dashboard,
.users,
.device-list {
  display: grid;
  gap: 16px;
}

.admin-grid {
  display: grid;
  grid-template-columns: minmax(320px, 0.9fr) minmax(420px, 1.1fr);
  gap: 16px;
  align-items: start;
}

.admin-grid.wide-left {
  grid-template-columns: minmax(430px, 0.95fr) minmax(520px, 1.2fr);
}

.auth-hint {
  display: grid;
  gap: 6px;
  border-radius: 20px;
  padding: 16px 18px;
  background: rgba(148, 163, 184, 0.08);
}

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

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.stats-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.stat-card {
  border-radius: 24px;
  padding: 20px;
  background: var(--panel-soft);
}

.stat-label {
  display: block;
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 10px;
}

.stat-card strong {
  font-size: clamp(28px, 4vw, 38px);
}

.panel {
  border-radius: 28px;
  padding: 22px;
}

.panel-heading {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: start;
  margin-bottom: 18px;
}

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

.token-row,
.grid-form,
.edit-grid,
.info-grid {
  display: grid;
  gap: 14px;
}

.token-row {
  grid-template-columns: 1fr auto;
}

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

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

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

.check {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 70px;
  align-self: end;
}

.check input {
  width: auto;
  min-height: auto;
}

.message {
  min-height: 22px;
  color: #f0c86a;
}

.field-block {
  display: grid;
  gap: 10px;
  margin: 16px 0;
}

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

.software-picker,
.software-manager {
  display: grid;
  gap: 10px;
}

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

.software-option,
.software-row {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  border: 1px solid rgba(148, 163, 184, 0.14);
  border-radius: 8px;
  background: rgba(148, 163, 184, 0.08);
  padding: 12px;
}

.software-option input {
  width: auto;
  min-height: auto;
}

.software-option span,
.software-row span {
  min-width: 0;
}

.software-row {
  justify-content: space-between;
}

.software-main {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.software-main strong,
.software-main small {
  overflow-wrap: anywhere;
}

.software-main small {
  color: var(--muted);
}

.muted-text {
  color: var(--muted);
}

.user-card {
  border-radius: 26px;
  padding: 20px;
}

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

.user-title-block {
  display: grid;
  gap: 6px;
}

.title-row strong {
  font-size: 24px;
}

.status-badge,
.software-badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 12px;
  font-weight: 700;
}

.status-badge.success {
  background: rgba(61, 184, 139, 0.18);
  color: #9af0c8;
}

.status-badge.warning {
  background: rgba(215, 161, 43, 0.18);
  color: #ffd97b;
}

.status-badge.danger {
  background: rgba(194, 74, 74, 0.18);
  color: #ffb1b1;
}

.status-badge.muted {
  background: rgba(148, 163, 184, 0.16);
  color: #d4dceb;
}

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

.info-chip {
  border-radius: 20px;
  padding: 16px;
  background: rgba(148, 163, 184, 0.08);
}

.chip-label {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 8px;
}

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

.software-badge {
  background: rgba(56, 189, 248, 0.14);
  color: #8fe4ff;
}

.device-list {
  border-top: 1px solid rgba(148, 163, 184, 0.14);
  margin-top: 18px;
  padding-top: 18px;
}

.device {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
  border-radius: 18px;
  padding: 14px 16px;
  background: rgba(7, 16, 30, 0.66);
}

code {
  color: #8fe4ff;
  overflow-wrap: anywhere;
}

@media (max-width: 980px) {
  .stats-grid,
  .info-grid,
  .grid-form,
  .edit-grid,
  .grid-form.two,
  .admin-grid,
  .admin-grid.wide-left,
  .software-picker {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .admin-grid,
  .admin-grid.wide-left {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100vw - 20px, 100%);
    padding: 18px 0 30px;
  }

  .auth-layout {
    min-height: calc(100vh - 30px);
  }

  .auth-card,
  .panel,
  .user-card {
    border-radius: 22px;
    padding: 18px;
  }

  .hero,
  .panel-heading,
  .user-head,
  .actions,
  .token-row,
  .stats-grid,
  .info-grid,
  .grid-form,
  .grid-form.two,
  .edit-grid,
  .software-picker,
  .admin-grid,
  .admin-grid.wide-left,
  .device {
    grid-template-columns: 1fr;
    display: grid;
  }

  .hero-actions {
    width: 100%;
  }

  .hero-actions button,
  .actions button,
  .token-row button {
    width: 100%;
  }
}