.app {
  width: min(100%, var(--container-max));
  min-height: 100vh;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(280px, 306px) minmax(0, 1fr);
}

.app[hidden] {
  display: none !important;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  overflow: auto;
  border-right: 1px solid var(--border);
  background:
    linear-gradient(180deg, rgba(11, 17, 27, 0.96), rgba(11, 17, 27, 0.84));
  -webkit-backdrop-filter: blur(var(--shell-blur));
  backdrop-filter: blur(var(--shell-blur));
}

.brand {
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(17, 23, 34, 0.98), rgba(13, 19, 31, 0.96));
  box-shadow: var(--shadow-soft);
}

.brand__title {
  margin: 0;
  font-size: 22px;
  line-height: 1.1;
  letter-spacing: 0.02em;
}

.brand__subtitle {
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.nav__item {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  min-height: 44px;
  padding: 11px 13px;
  border: 1px solid transparent;
  border-radius: 13px;
  color: var(--muted);
  background: transparent;
  text-align: left;
  transition:
    transform 0.16s ease,
    border-color 0.16s ease,
    background-color 0.16s ease,
    color 0.16s ease,
    box-shadow 0.16s ease,
    filter 0.16s ease;
}

.nav__item:hover {
  transform: translateY(-1px);
  color: var(--text);
  border-color: var(--border);
  background: linear-gradient(120deg, rgba(168, 85, 247, 0.12), rgba(79, 172, 254, 0.1));
  filter: brightness(1.03);
}

.nav__item.is-active {
  color: var(--text-strong);
  border-color: rgba(0, 209, 255, 0.4);
  background: linear-gradient(120deg, rgba(0, 242, 254, 0.22), rgba(79, 172, 254, 0.18));
  box-shadow: 0 10px 24px rgba(0, 209, 255, 0.18);
}

.nav__item--locked {
  opacity: 0.7;
  border-color: rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
}

.nav__item[aria-disabled="true"] {
  cursor: not-allowed;
}

.nav__item--locked:hover {
  transform: none;
  color: var(--muted);
  border-color: rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
  filter: none;
}

.nav__icon {
  width: 22px;
  flex: 0 0 auto;
  text-align: center;
  font-size: 18px;
  line-height: 1;
}

.sidebar__footer {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  display: grid;
  gap: 10px;
}

.sidebar__footer .button {
  width: 100%;
}

/* Loader full-screen khi fetch partial (login + app-shell) */
.dashboard-layout-status {
  position: fixed;
  inset: 0;
  z-index: 100000;
  display: grid;
  place-items: center;
  padding: 24px;
  text-align: center;
  font-size: 15px;
  line-height: 1.5;
  color: #e8ecff;
  background: rgba(7, 10, 20, 0.92);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.dashboard-layout-status[hidden] {
  display: none !important;
}

.dashboard-layout-status--error {
  color: #ffb4a8;
  max-width: 32rem;
}

.dashboard-mount--login,
.dashboard-mount--app {
  min-height: 0;
}

.main {
  min-width: 0;
  width: 100%;
  padding: 18px 18px 20px 0;
  display: grid;
  gap: 14px;
  align-content: start;
}

.topbar {
  position: sticky;
  top: 14px;
  z-index: 5;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(17, 23, 34, 0.96), rgba(13, 19, 31, 0.92));
  -webkit-backdrop-filter: blur(var(--shell-blur));
  backdrop-filter: blur(var(--shell-blur));
  box-shadow: var(--shadow-soft);
}

.topbar__left {
  min-width: 0;
  display: grid;
  gap: 8px;
}

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

.topbar__phase {
  margin: 0;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(129, 176, 255, 0.92);
  line-height: 1.3;
}

.topbar__title {
  margin: 0;
  font-size: 20px;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.topbar__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
}

.topbar__meta .badge {
  max-width: 100%;
}

.topbar__right {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
  gap: 10px;
}

.banner {
  display: none;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.028);
  line-height: 1.55;
  box-shadow: var(--shadow-soft);
}

.banner.is-visible {
  display: block;
}

.banner--success {
  color: var(--success);
  border-color: rgba(79, 227, 154, 0.24);
  background: rgba(79, 227, 154, 0.1);
}

.banner--warning {
  color: var(--warning);
  border-color: rgba(241, 180, 76, 0.24);
  background: rgba(241, 180, 76, 0.1);
}

.banner--danger {
  color: var(--danger);
  border-color: rgba(255, 117, 130, 0.24);
  background: rgba(255, 117, 130, 0.1);
}

.banner--info {
  color: var(--info);
  border-color: rgba(100, 167, 255, 0.24);
  background: rgba(100, 167, 255, 0.1);
}

.page {
  display: none;
  gap: 14px;
}

.page.is-active {
  display: grid;
}

.grid {
  display: grid;
  gap: 14px;
}

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

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

.grid--control {
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
}

.panel {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(18, 26, 44, 0.96), rgba(11, 17, 31, 0.95));
  box-shadow: var(--shadow-soft);
}

.panel__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 16px;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.012);
}

.panel__title {
  margin: 0;
  font-size: 16px;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.panel__subtitle {
  margin-top: 5px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.panel__body {
  padding: 16px;
}

.panel__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

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

.metric-card {
  min-height: 112px;
  padding: 15px 15px 13px;
  display: grid;
  align-content: space-between;
  gap: 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.026), rgba(255, 255, 255, 0.016));
  box-shadow: var(--shadow-soft);
}

.metric-card--success {
  border-color: rgba(79, 227, 154, 0.2);
  background: linear-gradient(180deg, rgba(79, 227, 154, 0.09), rgba(255, 255, 255, 0.03));
}

.metric-card--warning {
  border-color: rgba(241, 180, 76, 0.2);
  background: linear-gradient(180deg, rgba(241, 180, 76, 0.08), rgba(255, 255, 255, 0.03));
}

.metric-card--danger {
  border-color: rgba(255, 117, 130, 0.2);
  background: linear-gradient(180deg, rgba(255, 117, 130, 0.08), rgba(255, 255, 255, 0.03));
}

.metric-card--info {
  border-color: rgba(100, 167, 255, 0.2);
  background: linear-gradient(180deg, rgba(100, 167, 255, 0.08), rgba(255, 255, 255, 0.03));
}

.metric-card--stale {
  border-color: rgba(255, 196, 86, 0.2);
  background: linear-gradient(180deg, rgba(255, 196, 86, 0.08), rgba(255, 255, 255, 0.03));
}

.metric-card__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

.metric-card__label {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.metric-card__badge {
  flex: 0 0 auto;
}

.metric-card__value {
  font-size: 24px;
  font-weight: 700;
  line-height: 1.15;
  word-break: break-word;
}

.metric-card__note {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

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

.kv__item {
  padding: 13px 14px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.024);
}

.kv__key {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.kv__value {
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
}

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

.notice {
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.024);
  color: var(--muted);
  line-height: 1.55;
}

.notice--warning {
  color: var(--warning);
  border-color: rgba(241, 180, 76, 0.2);
  background: rgba(241, 180, 76, 0.09);
}

.notice--danger {
  color: var(--danger);
  border-color: rgba(255, 117, 130, 0.2);
  background: rgba(255, 117, 130, 0.09);
}

.notice--info {
  color: var(--info);
  border-color: rgba(100, 167, 255, 0.2);
  background: rgba(100, 167, 255, 0.09);
}

.notice--stale {
  color: #ffd27d;
  border-color: rgba(255, 196, 86, 0.2);
  background: rgba(255, 196, 86, 0.09);
}

.configs-mobile-tip {
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.configs-mobile-tip > div {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.configs-mobile-tip strong {
  color: #dceaff;
  font-size: 14px;
  line-height: 1.4;
}

.configs-mobile-tip p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

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

/* Khối giới thiệu màn Tổng quan (bước 2) */
.overview-hero {
  padding: 14px 16px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.overview-hero__label {
  margin: 0 0 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: rgba(129, 176, 255, 0.95);
}

.overview-hero__text {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}