@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&display=swap');

:root {
  color-scheme: dark;

  --color-primary: #a8c7fa;
  --color-on-primary: #062e6f;
  --color-primary-container: #0842a0;
  --color-on-primary-container: #d3e3fd;

  --color-surface: #1e1f20;
  --color-surface-container-low: #1a1b1e;
  --color-surface-container: #1e1f22;
  --color-surface-container-high: #282a2d;
  --color-surface-container-highest: #333538;

  --color-body: #131314;
  --color-text: #e3e3e3;
  --color-text-disabled: #8e918f;

  --color-danger: #ffb4ab;
  --color-on-danger: #690005;
  --color-danger-container: #93000a;

  --color-warning: #fde293;
}

* {
  box-sizing: border-box;
}

html, body, #app {
  margin: 0;
  min-height: 100vh;
}

body {
  font-family: "Google Sans", "Product Sans", "Roboto", "Noto Sans SC", system-ui, sans-serif;
  font-size: 14px;
  color: var(--color-text);
  background: var(--color-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; text-decoration: none; }

/* ===== Login ===== */
.page { min-height: 100vh; }

.login-shell {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 24px;
}

.login-card {
  background: var(--color-surface-container);
  border-radius: 24px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
  border: 1px solid rgba(255,255,255,0.05);
  width: min(420px, 100%);
  padding: 40px;
}

.login-card h1 {
  margin: 0 0 12px;
  font-weight: 800;
  letter-spacing: 1px;
}

/* ===== Layout ===== */
.layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
}

.sidebar {
  border-right: 1px solid rgba(255,255,255,0.05);
  background: var(--color-body);
  padding: 24px;
  display: grid;
  gap: 24px;
  align-content: start;
}

.main {
  padding: 32px;
  display: grid;
  gap: 24px;
  align-content: start;
}

/* ===== Navigation ===== */
.nav {
  display: grid;
  gap: 8px;
}

.nav-btn {
  border: none;
  border-radius: 999px;
  padding: 0 24px;
  height: 44px;
  cursor: pointer;
  color: var(--color-text);
  background: rgba(255,255,255,0.06);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 1px;
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  font-family: inherit;
  outline: none;
}

.nav-btn.active {
  background: var(--color-primary);
  color: #000;
}

/* ===== Buttons ===== */
.btn {
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  padding: 0 18px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 1px;
  outline: none;
  color: #fff;
  background: rgba(255,255,255,0.1);
}

.btn.primary {
  background: var(--color-primary);
  color: #000;
}

.btn.secondary {
  background: rgba(255,255,255,0.08);
  color: var(--color-text);
}

.btn.warn {
  background: var(--color-danger-container);
  color: var(--color-danger);
}

.btn:disabled {
  opacity: 0.5;
  pointer-events: none;
}

/* ===== Content Header ===== */
.content-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
}

.content-head h2 {
  margin: 0 0 4px;
  font-weight: 800;
  letter-spacing: 1px;
}

.muted {
  color: rgba(255,255,255,0.5);
  font-size: 13px;
}

/* ===== Stat Cards ===== */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.stat-card {
  background: var(--color-surface-container);
  border-radius: 24px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
  border: 1px solid rgba(255,255,255,0.05);
  padding: 24px;
}

.stat-card strong {
  display: block;
  margin-top: 12px;
  font-size: 32px;
  color: var(--color-primary);
  font-weight: 800;
}

/* ===== Panel Card ===== */
.panel-card {
  background: var(--color-surface-container);
  border-radius: 24px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
  border: 1px solid rgba(255,255,255,0.05);
  padding: 24px;
}

/* ===== Field Grid ===== */
.field-grid, .config-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.config-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

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

/* ===== MD Inputs ===== */
.md-field {
  position: relative;
  display: block;
  margin-bottom: 14px;
}

.field-grid .md-field,
.config-grid .md-field {
  margin-bottom: 0;
}

.md-input, .md-select, textarea.md-input {
  width: 100%;
  min-height: 48px;
  padding: 20px 14px 8px;
  background: rgba(0,0,0,0.28);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  color: #fff;
  font-size: 14px;
  line-height: 1.4;
  outline: none;
  font-family: inherit;
}

.md-input::placeholder {
  color: transparent;
}

.md-input:focus, .md-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary);
}

.md-input:disabled, .md-select:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.md-label {
  position: absolute;
  left: 14px;
  top: 14px;
  color: rgba(255,255,255,0.5);
  pointer-events: none;
  font-size: 14px;
  line-height: 1;
}

.md-input:focus ~ .md-label,
.md-input:not(:placeholder-shown) ~ .md-label,
.md-select:focus ~ .md-label,
.md-select:valid ~ .md-label {
  top: 5px;
  font-size: 10px;
  color: var(--color-primary);
  font-weight: 600;
}

.md-select {
  appearance: none;
  cursor: pointer;
  padding-right: 36px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.72)' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 14px;
}

.md-select option {
  background: #151618;
  color: #fff;
}

/* ===== Toolbar Row ===== */
.toolbar, .btn-row, .actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ===== Table ===== */
.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  text-align: left;
  padding: 14px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

th {
  color: rgba(255,255,255,0.5);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* ===== Badges ===== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  background: rgba(255,255,255,0.08);
  color: #fff;
}

.badge.role-0 {
  background: rgba(255,180,171,0.15);
  color: var(--color-danger);
}

.badge.role-1 {
  background: rgba(168,199,250,0.15);
  color: var(--color-primary);
}

.badge.role-2 {
  background: rgba(129,199,132,0.15);
  color: #81c784;
}

/* ===== Logs ===== */
.log-list {
  display: grid;
  gap: 8px;
}

.log-item {
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: 14px;
  padding: 14px;
}

.log-meta {
  display: flex;
  gap: 12px;
  color: rgba(255,255,255,0.4);
  font-size: 12px;
  margin-bottom: 6px;
}

/* ===== Notice / Message ===== */
.notice, .message {
  padding: 14px 18px;
  border-radius: 14px;
  font-size: 13px;
}

.notice {
  background: rgba(168,199,250,0.08);
  border: 1px solid rgba(168,199,250,0.15);
  color: var(--color-primary);
}

.message {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
}

.message.error {
  background: rgba(255,180,171,0.08);
  border-color: rgba(255,180,171,0.15);
  color: var(--color-danger);
}

/* ===== Password Hint ===== */
.pass-hint {
  font-size: 11px;
  color: rgba(255,255,255,0.35);
  margin-top: 4px;
  line-height: 1.5;
}

.pass-hint.invalid {
  color: var(--color-danger);
}

/* ===== Modal ===== */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.65);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-content {
  background: var(--color-surface-container);
  border-radius: 24px;
  box-shadow: 0 24px 80px rgba(0,0,0,0.8);
  border: 1px solid rgba(255,255,255,0.05);
  width: 100%;
  max-width: 480px;
  padding: 32px;
}

.modal-content h3 {
  margin: 0 0 8px;
  font-size: 22px;
  font-weight: 800;
}

.modal-content p {
  margin: 0 0 24px;
  color: rgba(255,255,255,0.5);
  font-size: 14px;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 28px;
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
  }
  .sidebar {
    border-right: 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
  }
}