:root {
  color-scheme: light;
  --bg: #f4f7fb;
  --surface: #ffffff;
  --surface-2: #eef3f8;
  --ink: #17202c;
  --muted: #647084;
  --line: #d8e0ea;
  --accent: #0f766e;
  --accent-ink: #ffffff;
  --accent-2: #2563eb;
  --danger: #b42318;
  --discord: #5865f2;
  --shadow: 0 20px 60px rgba(22, 32, 44, 0.12);
}

body.dark {
  color-scheme: dark;
  --bg: #070c12;
  --surface: #111923;
  --surface-2: #0b121a;
  --ink: #f2f5f9;
  --muted: #aebed4;
  --line: #2a394c;
  --accent: #5eead4;
  --accent-ink: #062421;
  --accent-2: #6fa4ff;
  --danger: #ff8a80;
  --discord: #7d86ff;
  --shadow: 0 20px 70px rgba(0, 0, 0, 0.36);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Arial, "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  background: var(--bg);
  color: var(--ink);
  transition: background 0.18s ease, color 0.18s ease;
}

button,
input,
select {
  font: inherit;
}

a {
  color: inherit;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 68px;
  padding: 0 clamp(18px, 3.6vw, 44px);
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface-2), transparent 4%);
  backdrop-filter: blur(18px);
}

.brandmark,
.top-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brandmark {
  text-decoration: none;
  font-weight: 800;
  font-size: 17px;
}

.brand-symbol,
.brand-icon {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 8px;
}

.brand-symbol {
  background: var(--ink);
  color: var(--surface);
  font-size: 13px;
  letter-spacing: 0;
}

.brand-icon {
  object-fit: cover;
  border: 1px solid var(--line);
  background: var(--surface-2);
}

.auth-icon {
  width: 70px;
  height: 70px;
  display: block;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-2);
}

.nav-link,
.icon-button,
.primary,
.secondary,
.discord-button {
  min-height: 40px;
  border-radius: 8px;
  font-weight: 800;
  cursor: pointer;
}

.nav-link,
.secondary,
.icon-button {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
}

.nav-link {
  display: inline-grid;
  place-items: center;
  padding: 0 14px;
  text-decoration: none;
}

.icon-button {
  width: 40px;
  padding: 0;
}

.primary,
.discord-button {
  border: 0;
  background: var(--accent);
  color: var(--accent-ink);
}

.primary {
  padding: 0 18px;
}

.secondary {
  padding: 0 14px;
}

.discord-button {
  display: grid;
  place-items: center;
  text-decoration: none;
  background: var(--discord);
}

.portal-shell {
  width: min(1200px, calc(100% - 40px));
  margin: 0 auto;
  padding: 34px 0 88px;
}

body:has(.settings-grid) .portal-shell {
  width: min(1380px, calc(100% - 48px));
}

.portal-head {
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding-right: 300px;
  margin-bottom: 34px;
}

.portal-side {
  position: absolute;
  top: 0;
  right: 0;
  min-width: 260px;
  display: grid;
  gap: 12px;
}

.time-panel {
  display: grid;
  gap: 5px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.time-panel-label,
.time-panel span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.time-panel strong {
  color: var(--ink);
  font-size: 28px;
  line-height: 1;
  letter-spacing: 0;
}

.time-panel .time-panel-date {
  color: var(--ink);
  font-size: 13px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 10px;
  font-size: clamp(44px, 5.4vw, 58px);
  line-height: 1.05;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  font-size: 22px;
  letter-spacing: 0;
}

.muted,
.hint {
  color: var(--muted);
  line-height: 1.7;
}

.user-pill {
  min-width: 180px;
  display: grid;
  gap: 3px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: none;
}

.user-pill span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(334px, 334px));
  gap: 20px;
  align-items: stretch;
}

.category-stack {
  display: grid;
  gap: 32px;
}

.category-section {
  display: grid;
  gap: 16px;
}

.category-section h2 {
  margin: 0;
  color: color-mix(in srgb, var(--muted), var(--ink) 14%);
  font-size: 15px;
  font-weight: 900;
}

.app-card,
.empty-state,
.panel-form,
.user-row,
.app-edit-row,
.password-row {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.app-card {
  width: 334px;
  min-height: 238px;
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  grid-template-rows: 1fr auto;
  align-items: center;
  gap: 18px 22px;
  padding: 24px;
  text-decoration: none;
  box-shadow: none;
  transition: transform 0.16s ease, border-color 0.16s ease, background 0.16s ease;
}

.app-card:hover,
.app-card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--accent);
  background: color-mix(in srgb, var(--surface), var(--accent) 4%);
}

.app-icon {
  width: 124px;
  height: 124px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 8px;
  background: var(--surface-2);
  color: var(--accent);
  font-size: 28px;
  font-weight: 900;
}

.app-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.app-card-body {
  min-width: 0;
  display: grid;
  gap: 10px;
}

.app-card-body strong {
  font-size: 18px;
  line-height: 1.25;
}

.app-card-body span {
  color: var(--muted);
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.app-open-button {
  grid-column: 1 / -1;
  min-height: 48px;
  border: 2px solid var(--ink);
  border-radius: 4px;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  font-size: 20px;
  font-weight: 900;
}

.app-open-button:hover,
.app-open-button:focus-visible {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--accent-ink);
}

.auth-page {
  display: grid;
  place-items: center;
  padding: 24px;
}

.auth-shell {
  width: min(460px, 100%);
}

.auth-panel {
  display: grid;
  gap: 20px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.stack,
.panel-form {
  display: grid;
  gap: 14px;
}

.field {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.field input,
.field select {
  width: 100%;
  min-height: 46px;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-2);
  color: var(--ink);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--line), transparent 45%);
}

.alert,
.notice {
  margin: 0 0 16px;
  padding: 12px 14px;
  border-radius: 8px;
  font-weight: 800;
}

.alert {
  border: 1px solid color-mix(in srgb, var(--danger), transparent 40%);
  background: color-mix(in srgb, var(--danger), transparent 88%);
  color: var(--danger);
}

.notice {
  border: 1px solid color-mix(in srgb, var(--accent), transparent 35%);
  background: color-mix(in srgb, var(--accent), transparent 88%);
  color: var(--accent);
}

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

.settings-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 460px);
  gap: 22px;
  margin-bottom: 26px;
}

.panel-form,
.user-row,
.app-edit-row,
.password-row,
.empty-state {
  padding: 24px;
}

.check-list {
  display: grid;
  gap: 10px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-2);
}

.site-icon-preview {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-2);
  color: var(--muted);
  font-weight: 800;
}

.site-icon-preview img {
  width: 58px;
  height: 58px;
  object-fit: cover;
  border-radius: 8px;
}

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

.sortable-item {
  min-height: 48px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: color-mix(in srgb, var(--surface-2), var(--surface) 20%);
  color: var(--ink);
  font-weight: 800;
  cursor: grab;
}

.sortable-item.dragging {
  opacity: 0.48;
}

.drag-handle {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--surface);
  color: var(--muted);
}

.check-list label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: color-mix(in srgb, var(--muted), var(--ink) 16%);
  font-weight: 700;
}

.compact {
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
}

.management-list {
  display: grid;
  gap: 16px;
  margin-top: 34px;
}

.user-row {
  display: grid;
  grid-template-columns: 220px 1fr auto;
  align-items: center;
  gap: 16px;
}

.app-edit-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(180px, 1fr));
  align-items: end;
  gap: 14px;
}

.category-add-row,
.category-row,
.user-edit-row {
  display: grid;
  align-items: end;
  gap: 14px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.category-add-row,
.category-row {
  grid-template-columns: minmax(220px, 1fr) minmax(220px, 1fr) auto;
}

.user-edit-row {
  grid-template-columns: 180px minmax(190px, 1fr) minmax(190px, 1fr) 160px;
}

.user-edit-row .check-list {
  grid-column: 1 / -1;
}

.user-edit-row > .secondary {
  grid-column: 1 / -1;
  justify-self: end;
}

.user-edit-head {
  display: grid;
  gap: 4px;
  align-self: center;
}

.user-edit-head span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.password-row {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto;
  align-items: end;
  gap: 12px;
  box-shadow: none;
  padding: 18px 22px;
  background: color-mix(in srgb, var(--surface), transparent 18%);
}

.inline-danger-form {
  display: flex;
  justify-content: flex-end;
  margin: -8px 0 16px;
}

.danger-button {
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid color-mix(in srgb, var(--danger), transparent 35%);
  border-radius: 8px;
  background: color-mix(in srgb, var(--danger), transparent 88%);
  color: var(--danger);
  cursor: pointer;
  font-weight: 800;
}

.user-row div:first-child {
  display: grid;
  gap: 4px;
}

.user-row div:first-child span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

@media (max-width: 780px) {
  .topbar,
  .portal-head,
  .user-row {
    align-items: stretch;
    flex-direction: column;
  }

  .topbar {
    position: static;
    padding: 14px 16px;
  }

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

  .portal-head,
  .user-row {
    display: grid;
  }

  .portal-head {
    padding-right: 0;
  }

  .portal-side {
    position: static;
    min-width: 0;
  }

  .app-edit-row,
  .password-row,
  .category-add-row,
  .category-row,
  .user-edit-row {
    grid-template-columns: 1fr;
  }

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

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

  .app-card {
    width: 100%;
    grid-template-columns: 116px 1fr;
  }

  .app-icon {
    width: 108px;
    height: 108px;
  }
}