/* ===== VPS Fleet — Phase 2 Minimal Login ===== */

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font: 14px/1.6 Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f0f2f5;
  color: #1e293b;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

button, input { font: inherit; color: inherit; }

/* --- Layout --- */
.layout {
  max-width: 1280px;
  margin: 0 auto;
  padding: 24px;
}

.hidden {
  display: none !important;
}

/* --- Card base --- */
.card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
}

/* --- Auth --- */
.auth-shell {
  min-height: calc(100vh - 48px);
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-card {
  width: min(100%, 480px);
  padding: 28px;
}

.auth-form {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: #475569;
  font-weight: 600;
}

.field input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  background: #ffffff;
  color: #0f172a;
}

.field input:focus {
  outline: none;
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.auth-message {
  min-height: 24px;
  margin: 14px 0 0;
  font-size: 13px;
}

.auth-message.error {
  color: #b91c1c;
}

.dashboard-shell {
  display: block;
}

/* --- Hero --- */
.hero {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 28px;
  align-items: flex-start;
}

.tag {
  margin: 0 0 6px;
  color: #2563eb;
  text-transform: uppercase;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
}

.hero h1 {
  margin: 0;
  font-size: 36px;
  line-height: 1.15;
  color: #0f172a;
  font-weight: 800;
}

.subtitle {
  margin: 10px 0 0;
  max-width: 720px;
  color: #64748b;
  font-size: 14px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
  min-width: 220px;
  flex-shrink: 0;
}

/* --- Buttons --- */
.primary,
.secondary {
  border: 0;
  border-radius: 10px;
  padding: 10px 20px;
  cursor: pointer;
  font-weight: 700;
  font-size: 14px;
  transition: background 0.15s ease, color 0.15s ease, opacity 0.15s ease;
}

.primary {
  background: #2563eb;
  color: #ffffff;
}
.primary:hover { background: #1d4ed8; }
.primary:disabled { opacity: 0.55; cursor: wait; }

.secondary {
  background: #e2e8f0;
  color: #334155;
}
.secondary:hover { background: #cbd5e1; }
.secondary:disabled { opacity: 0.6; cursor: wait; }

/* --- Meta text --- */
.meta {
  font-size: 13px;
  color: #64748b;
  text-align: right;
}

/* --- Summary Grid --- */
.summary-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
  margin-top: 20px;
}

.summary-card {
  padding: 16px 18px;
}

.summary-card .label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #64748b;
  font-weight: 600;
}

.summary-card .value {
  margin-top: 6px;
  font-size: 30px;
  font-weight: 800;
  color: #0f172a;
}

.summary-card .sub {
  margin-top: 4px;
  color: #94a3b8;
  font-size: 12px;
}

/* --- Fleet Section --- */
.fleet-section {
  margin-top: 24px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 14px;
}

.section-head h2 {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
  color: #0f172a;
}

.section-head p {
  margin: 0;
  color: #64748b;
  font-size: 13px;
}

/* --- Fleet Grid --- */
.fleet-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

/* --- Server Card --- */
.server-card {
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  overflow: hidden;
}

.server-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.server-title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: #0f172a;
}

.server-role {
  margin-top: 3px;
  color: #64748b;
  font-size: 13px;
}

.server-host {
  margin-top: 3px;
  color: #94a3b8;
  font-size: 12px;
  word-break: break-all;
}

/* --- Badges --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: 1px solid transparent;
  white-space: nowrap;
  flex-shrink: 0;
}
.badge::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 999px;
  flex-shrink: 0;
}

.badge-healthy {
  background: #ecfdf5;
  color: #16a34a;
  border-color: #bbf7d0;
}
.badge-healthy::before { background: #16a34a; }

.badge-warning {
  background: #fffbeb;
  color: #d97706;
  border-color: #fde68a;
}
.badge-warning::before { background: #d97706; }

.badge-critical {
  background: #fef2f2;
  color: #dc2626;
  border-color: #fecaca;
}
.badge-critical::before { background: #dc2626; }

.badge-offline,
.badge-unknown {
  background: #f1f5f9;
  color: #64748b;
  border-color: #e2e8f0;
}
.badge-offline::before,
.badge-unknown::before { background: #94a3b8; }

/* --- Metrics Grid --- */
.metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.metric {
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 12px;
  background: #f8fafc;
}

.metric .k {
  font-size: 11px;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
}

.metric .v {
  margin-top: 6px;
  font-size: 22px;
  font-weight: 800;
  color: #0f172a;
}

.metric .meta {
  margin-top: 4px;
  text-align: left;
  color: #94a3b8;
  font-size: 12px;
}

/* --- Server Footer --- */
.server-footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-end;
  font-size: 12px;
  color: #94a3b8;
}

/* --- Error box --- */
.error-box {
  border: 1px solid #fecaca;
  background: #fef2f2;
  color: #991b1b;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 12px;
  white-space: pre-wrap;
  word-break: break-word;
}

/* --- Empty state --- */
.empty {
  padding: 24px;
  border: 1px dashed #cbd5e1;
  border-radius: 14px;
  color: #64748b;
  text-align: center;
}

/* --- Utility --- */
.muted { color: #94a3b8; }

/* ===== Responsive ===== */
@media (max-width: 1100px) {
  .summary-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .fleet-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .layout {
    padding: 12px;
  }

  .auth-shell {
    min-height: calc(100vh - 24px);
  }

  .auth-card {
    padding: 20px;
  }

  .hero {
    flex-direction: column;
    padding: 16px 18px;
    gap: 16px;
  }

  .hero h1 {
    font-size: 26px;
  }

  .subtitle {
    font-size: 13px;
  }

  .hero-actions {
    flex-direction: row;
    align-items: center;
    min-width: 0;
    width: 100%;
    gap: 12px;
    flex-wrap: wrap;
  }

  .hero-actions .meta {
    text-align: left;
    font-size: 12px;
    width: 100%;
  }

  .primary,
  .secondary {
    padding: 8px 16px;
    font-size: 13px;
  }

  .summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .summary-card {
    padding: 12px 14px;
  }

  .summary-card .value {
    font-size: 24px;
  }

  .section-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .section-head h2 {
    font-size: 18px;
  }

  .fleet-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .server-card {
    padding: 14px;
    gap: 12px;
  }

  .server-title {
    font-size: 15px;
  }

  .metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .metric {
    padding: 10px;
    border-radius: 8px;
  }

  .metric .v {
    font-size: 18px;
    margin-top: 4px;
  }

  .metric .k {
    font-size: 10px;
  }

  .metric .meta {
    font-size: 11px;
  }

  .server-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
  }
}

@media (max-width: 400px) {
  .layout {
    padding: 8px;
  }

  .hero {
    padding: 14px;
  }

  .hero h1 {
    font-size: 22px;
  }

  .summary-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .summary-card .value {
    font-size: 20px;
  }

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

  .metric .v {
    font-size: 16px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }
}