:root {
  color-scheme: dark;
  --bg: #071018;
  --panel: #0d1924;
  --line: #203342;
  --text: #e7f0f5;
  --muted: #8499a8;
  --cyan: #38bdf8;
  --red: #fb7185;
}

* { box-sizing: border-box; }

html,
body {
  min-height: 100%;
  margin: 0;
  background:
    radial-gradient(circle at 50% -20%, #173449 0%, transparent 45%),
    var(--bg);
  color: var(--text);
  font-family: "Segoe UI Variable", "Segoe UI", system-ui, sans-serif;
}

button,
input,
select { font: inherit; }

input,
select,
button { appearance: none; }

.login-page {
  min-height: 100dvh;
  padding:
    max(18px, env(safe-area-inset-top))
    max(16px, env(safe-area-inset-right))
    max(18px, env(safe-area-inset-bottom))
    max(16px, env(safe-area-inset-left));
  display: grid;
  place-items: center;
  background: radial-gradient(circle at top, #123047, #06141c 55%, #030b10);
}

.login-card {
  width: min(460px, 100%);
  max-height: calc(100dvh - 36px - env(safe-area-inset-top) - env(safe-area-inset-bottom));
  overflow: auto;
  padding: clamp(20px, 4vw, 28px);
  border: 1px solid #1e4358;
  border-radius: 20px;
  background: rgba(7, 25, 35, .92);
  box-shadow: 0 24px 80px rgba(0, 0, 0, .35);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}

.mark,
.home-mark {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  border-radius: 18px;
  background: linear-gradient(135deg, #2ec7ff, #0e5b86);
  color: #eef8ff;
  font-weight: 900;
  letter-spacing: .08em;
  box-shadow: inset 0 1px rgba(255, 255, 255, .18), 0 16px 42px rgba(0, 0, 0, .28);
}

h1,
h2,
h3,
p { margin: 0; }

.login-card h1 {
  font-size: clamp(1.35rem, 5vw, 1.9rem);
  line-height: 1.08;
}

.login-card p,
.home-brand p {
  margin-top: 4px;
  color: #9fc1d3;
  line-height: 1.45;
}

label {
  display: grid;
  gap: 8px;
  margin-top: 14px;
  color: #b9d4e2;
  font-size: .95rem;
}

input,
select {
  width: 100%;
  min-height: 48px;
  border: 1px solid #24495d;
  border-radius: 12px;
  padding: 12px 14px;
  background: #061923;
  color: #fff;
}

input:focus,
select:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, .14);
}

button {
  min-height: 40px;
  border: 1px solid #2b7a9e;
  border-radius: 9px;
  padding: 0 17px;
  color: #d9f3ff;
  background: #112b3a;
  cursor: pointer;
  font-weight: 750;
}

.login-card button {
  width: 100%;
  min-height: 48px;
  margin-top: 20px;
  border: 0;
  border-radius: 12px;
  padding: 13px 16px;
  color: #031018;
  background: #36c6ff;
  font-weight: 800;
}

.notice,
.error {
  margin-top: 14px;
  padding: 12px;
  border-radius: 12px;
}

.notice {
  color: #bdeeff;
  border: 1px solid rgba(46, 199, 255, .30);
  background: rgba(46, 199, 255, .10);
}

.error {
  color: #ffb6b6;
  border: 1px solid rgba(255, 92, 92, .35);
  background: rgba(255, 92, 92, .12);
}

.notice.inline,
.error.inline {
  width: min(680px, 100%);
  margin: 0 auto 18px;
}

.footer {
  margin-top: 18px;
  color: #7194a7;
  font-size: .86rem;
}

.home-shell {
  min-height: 100dvh;
  display: grid;
  background:
    radial-gradient(circle at 50% -10%, rgba(46, 199, 255, .18), transparent 38%),
    linear-gradient(180deg, #071018 0%, #041018 100%);
}

.home-main {
  width: min(980px, 100%);
  margin: 0 auto;
  padding:
    max(28px, env(safe-area-inset-top))
    max(22px, env(safe-area-inset-right))
    max(32px, env(safe-area-inset-bottom))
    max(22px, env(safe-area-inset-left));
}

.home-main.wide {
  width: min(1420px, 100%);
}

.home-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 120px;
  text-align: left;
}

.home-brand h1 {
  font-size: clamp(1.45rem, 4vw, 2.15rem);
  line-height: 1.08;
}

.icon-dashboard {
  width: min(520px, 100%);
  margin: clamp(28px, 8vh, 72px) auto 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(120px, 1fr));
  gap: clamp(24px, 6vw, 44px);
  justify-items: center;
}

.ios-app-link {
  width: 132px;
  display: grid;
  justify-items: center;
  gap: 12px;
  color: #e7f0f5;
  text-decoration: none;
  font-size: 14px;
  font-weight: 650;
}

.ios-icon {
  position: relative;
  width: 92px;
  height: 92px;
  overflow: hidden;
  border-radius: 24px;
  display: grid;
  place-items: center;
  box-shadow:
    inset 0 1px rgba(255, 255, 255, .35),
    inset 0 -18px rgba(0, 0, 0, .16),
    0 16px 35px rgba(0, 0, 0, .34);
}

.ios-icon::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(140deg, rgba(255, 255, 255, .42), transparent 46%);
}

.ios-app-link:hover .ios-icon {
  transform: translateY(-2px);
  transition: transform .18s ease;
}

.admin-icon {
  background: linear-gradient(145deg, #2ec7ff, #0e5b86);
}

.admin-icon span,
.admin-icon span::before,
.admin-icon span::after {
  position: absolute;
  display: block;
  border-radius: 50%;
  background: #eaf9ff;
  content: "";
}

.admin-icon span {
  width: 23px;
  height: 23px;
  top: 23px;
}

.admin-icon span::before {
  width: 46px;
  height: 24px;
  left: -11px;
  top: 31px;
  border-radius: 22px 22px 16px 16px;
}

.admin-icon span::after {
  width: 54px;
  height: 54px;
  left: -15px;
  top: -16px;
  border: 2px solid rgba(234, 249, 255, .42);
  background: transparent;
}

.logout-icon {
  background: linear-gradient(145deg, #30d69f, #0d7255);
}

.logout-icon span {
  position: absolute;
  width: 38px;
  height: 30px;
  border: 4px solid #effff9;
  border-right: 0;
  border-radius: 7px 0 0 7px;
}

.logout-icon span::before {
  content: "";
  position: absolute;
  width: 34px;
  height: 4px;
  left: 23px;
  top: 9px;
  border-radius: 4px;
  background: #effff9;
}

.logout-icon span::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  left: 41px;
  top: 3px;
  border-top: 4px solid #effff9;
  border-right: 4px solid #effff9;
  transform: rotate(45deg);
}

.admin-panel {
  width: min(920px, 100%);
  margin: 40px auto 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(145deg, rgba(16, 31, 43, .97), rgba(11, 23, 33, .97));
  box-shadow: 0 18px 40px rgba(0, 0, 0, .18);
}

.panel-heading {
  min-height: 64px;
  padding: 15px 18px;
  border-bottom: 1px solid var(--line);
}

.eyebrow {
  display: block;
  margin-bottom: 3px;
  color: #66899d;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .15em;
}

.panel-heading h2 {
  font-size: 15px;
  font-weight: 650;
}

.admin-body {
  padding: 18px;
}

.admin-form {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) minmax(180px, 1fr) minmax(160px, .7fr) auto;
  align-items: end;
  gap: 10px;
}

.admin-form label {
  margin-top: 0;
  color: #7590a0;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .045em;
  text-transform: uppercase;
}

.admin-form input,
.admin-form select {
  min-height: 40px;
  border-radius: 8px;
  font-size: 13px;
  text-transform: none;
}

.table-wrap {
  margin-top: 18px;
  overflow-x: auto;
}

table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  text-align: left;
}

th,
td {
  padding: 10px 8px;
  border-bottom: 1px solid #153546;
}

th {
  color: #8fb9ce;
  font-size: .78rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

td {
  color: #d6e5eb;
  font-size: 13px;
}

td form {
  margin: 0;
  text-align: right;
}

.danger {
  min-height: 34px;
  border-color: #784251;
  background: #632337;
}

.page-nav {
  width: min(340px, 100%);
  margin: 0 auto 26px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  justify-items: center;
}

.ios-mini-link {
  display: grid;
  justify-items: center;
  gap: 7px;
  color: #d8edf6;
  text-decoration: none;
  font-size: 12px;
  font-weight: 650;
}

.mini-icon {
  position: relative;
  width: 54px;
  height: 54px;
  border-radius: 15px;
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, #153448, #0a1721);
  border: 1px solid #2b6179;
  box-shadow: inset 0 1px rgba(255,255,255,.16), 0 10px 22px rgba(0,0,0,.28);
}

.back-mini::before {
  content: "";
  width: 18px;
  height: 18px;
  border-left: 4px solid #eaf9ff;
  border-bottom: 4px solid #eaf9ff;
  transform: rotate(45deg);
  margin-left: 8px;
}

.dash-mini::before {
  content: "";
  width: 26px;
  height: 22px;
  border: 4px solid #eaf9ff;
  border-top: 0;
  border-radius: 2px 2px 6px 6px;
}

.dash-mini::after {
  content: "";
  position: absolute;
  top: 15px;
  width: 30px;
  height: 30px;
  border-left: 4px solid #eaf9ff;
  border-top: 4px solid #eaf9ff;
  transform: rotate(45deg);
}

.admin-stack {
  display: grid;
  gap: 14px;
}

.admin-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(5, 18, 26, .7);
  overflow: hidden;
}

.admin-card > summary {
  cursor: pointer;
  padding: 20px 22px;
  font-size: 22px;
  font-weight: 800;
  list-style: none;
}

.admin-card > summary::-webkit-details-marker {
  display: none;
}

.section-help {
  padding: 0 22px;
  color: #87bbd8;
  font-size: 18px;
  line-height: 1.45;
}

.settings-grid,
.user-grid,
.compact-grid,
.version-form {
  padding: 20px 22px 22px;
  display: grid;
  gap: 16px;
}

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

.user-grid {
  grid-template-columns: 1fr 1.5fr 1.5fr 1fr 1fr;
  align-items: end;
}

.compact-grid {
  grid-template-columns: minmax(220px, 1fr) minmax(220px, 1fr) auto;
  align-items: end;
}

.version-form {
  grid-template-columns: minmax(160px, .4fr) minmax(240px, .8fr) minmax(320px, 1.2fr) auto;
  align-items: end;
}

.settings-grid label,
.user-grid label,
.compact-grid label,
.version-form label {
  margin-top: 0;
  color: #aee1ff;
  font-size: 18px;
}

.settings-grid input,
.settings-grid select,
.user-grid input,
.user-grid select,
.compact-grid input,
.compact-grid select,
.version-form input,
.version-form textarea {
  min-height: 66px;
  border-color: #214b62;
  background: #061923;
  font-size: 18px;
}

textarea {
  resize: vertical;
  border: 1px solid #24495d;
  border-radius: 12px;
  padding: 12px 14px;
  background: #061923;
  color: #fff;
}

.check-row {
  display: flex !important;
  align-items: center;
  gap: 12px !important;
}

.check-row input {
  width: 20px;
  min-height: 20px;
  accent-color: #9ccfff;
  appearance: auto;
}

.full-button {
  grid-column: 1 / -1;
  min-height: 66px;
  border-color: #2b7a9e;
  background: #1d6f8d;
  font-size: 22px;
}

.security-grid {
  padding: 18px 22px 22px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.security-grid h3 {
  font-size: 22px;
  margin-bottom: 12px;
}

.scroll-list {
  max-height: 220px;
  overflow: auto;
  display: grid;
  gap: 12px;
  padding-right: 8px;
}

.scroll-list article,
.simple-list article,
.version-list article {
  border: 1px solid #153c52;
  border-radius: 14px;
  padding: 14px 16px;
  color: #b5c8d3;
  background: rgba(3, 15, 23, .58);
  font-size: 18px;
  line-height: 1.45;
}

.simple-list,
.version-list {
  padding: 0 22px 22px;
  display: grid;
  gap: 12px;
}

.version-list strong,
.version-list small {
  display: block;
}

.version-list small {
  color: #86a2b2;
  margin-top: 3px;
}

.version-list ul {
  margin: 10px 0 0 20px;
  padding: 0;
}

.table-wrap {
  padding: 0 22px 22px;
}

@media (max-width: 720px) {
  .home-brand {
    justify-content: flex-start;
  }

  .icon-dashboard {
    grid-template-columns: repeat(2, minmax(100px, 1fr));
  }

  .ios-app-link {
    width: 112px;
  }

  .ios-icon {
    width: 82px;
    height: 82px;
    border-radius: 22px;
  }

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

  .settings-grid,
  .user-grid,
  .compact-grid,
  .version-form,
  .security-grid {
    grid-template-columns: 1fr;
  }

  .admin-card > summary {
    font-size: 19px;
  }

  .section-help,
  .settings-grid label,
  .user-grid label,
  .compact-grid label,
  .version-form label,
  .scroll-list article,
  .simple-list article,
  .version-list article {
    font-size: 15px;
  }

  .settings-grid input,
  .settings-grid select,
  .user-grid input,
  .user-grid select,
  .compact-grid input,
  .compact-grid select,
  .version-form input,
  .version-form textarea {
    min-height: 52px;
    font-size: 16px;
  }
}

@media (max-width: 420px) {
  .home-brand {
    align-items: flex-start;
  }

  .home-mark,
  .mark {
    width: 50px;
    height: 50px;
    border-radius: 15px;
  }
}