/* ============================================================
   Material Design 3 — Components
   ============================================================ */

/* ── Press containment ──────────────────────────────────────── */
.ripple-host { position: relative; overflow: hidden; }

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  cursor: pointer;
  border-radius: var(--shape-full);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: .1px;
  padding: 10px 24px;
  height: 40px;
  transition:
    box-shadow var(--dur-short4) var(--ease-standard),
    background-color var(--dur-short4) var(--ease-standard),
    border-color var(--dur-short4) var(--ease-standard);
  position: relative;
  overflow: hidden;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  text-decoration: none;
  white-space: nowrap;
}
.btn:active { filter: brightness(.94); }
.btn[disabled] { opacity: .38; pointer-events: none; }
.btn .icon { font-size: 18px; }

/* Filled */
.btn-filled {
  background: var(--md-primary);
  color: var(--md-on-primary);
}
.btn-filled:hover { box-shadow: 0 1px 2px rgba(0,0,0,.3),0 1px 3px 1px rgba(0,0,0,.15); }

/* Tonal */
.btn-tonal {
  background: var(--md-secondary-container);
  color: var(--md-on-secondary-container);
}
.btn-tonal:hover { box-shadow: 0 1px 2px rgba(0,0,0,.3),0 1px 3px 1px rgba(0,0,0,.15); }

.btn::before,
.btn::after,
.btn-icon::before,
.btn-icon::after,
.fab::before,
.fab::after {
  content: none !important;
  display: none !important;
}

/* Outlined */
.btn-outlined {
  background: transparent;
  color: var(--md-primary);
  border: 1px solid var(--md-outline);
}
.btn-outlined:hover { background: color-mix(in srgb, var(--md-primary) 8%, transparent); }
.btn-outlined:focus-visible { background: color-mix(in srgb, var(--md-primary) 12%, transparent); }

/* Text */
.btn-text {
  background: transparent;
  color: var(--md-primary);
  padding: 10px 12px;
}
.btn-text:hover { background: color-mix(in srgb, var(--md-primary) 8%, transparent); }

/* Error */
.btn-error {
  background: var(--md-error-container);
  color: var(--md-on-error-container);
}
.btn-error:hover { box-shadow: 0 1px 2px rgba(0,0,0,.3); }

/* Icon button */
.btn-icon {
  width: 40px; height: 40px;
  padding: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--md-on-surface-variant);
}
.btn-icon:hover { background: color-mix(in srgb, var(--md-on-surface-variant) 8%, transparent); }

/* FAB */
.fab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 56px; height: 56px;
  border-radius: var(--shape-lg);
  border: none;
  cursor: pointer;
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
  box-shadow: 0 3px 5px rgba(0,0,0,.3), 0 1px 18px rgba(0,0,0,.12), 0 6px 10px rgba(0,0,0,.14);
  transition: box-shadow var(--dur-short4) var(--ease-standard);
  position: fixed;
  right: 24px; bottom: 24px;
  z-index: 100;
}
.fab .icon { font-size: 24px; }
.fab:hover { box-shadow: 0 5px 5px rgba(0,0,0,.3), 0 3px 14px rgba(0,0,0,.12), 0 8px 10px rgba(0,0,0,.14); }

/* Extended FAB */
.fab-extended { width: auto; padding: 0 20px; border-radius: var(--shape-lg); }

/* ── Text Field ────────────────────────────────────────────── */
.field-wrap {
  position: relative;
  display: flex;
  flex-direction: column;
}
.field {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  background: var(--md-surface-high);
  border: 1px solid var(--md-outline);
  border-radius: var(--shape-md);
  padding: 0 16px;
  height: 56px;
  gap: 8px;
  transition: border-color var(--dur-short4) var(--ease-standard),
              box-shadow   var(--dur-short4) var(--ease-standard);
  cursor: text;
}
.field:focus-within {
  border-color: var(--md-primary);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--md-primary) 30%, transparent);
}
.field.field-error {
  border-color: var(--md-error);
}
.field.field-error:focus-within {
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--md-error) 30%, transparent);
}
.field-icon { color: var(--md-on-surface-variant); font-size: 20px; }
.field-inner {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
}
.field input,
.field select {
  background: transparent;
  border: none;
  color: var(--md-on-surface);
  width: 100%;
  padding-top: 16px;
  font-size: 16px;
  caret-color: var(--md-primary);
}
.field select { appearance: none; }
.field input::placeholder { color: transparent; }
.field-label {
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  color: var(--md-on-surface-variant);
  font-size: 16px;
  pointer-events: none;
  transition:
    top var(--dur-short4) var(--ease-standard),
    transform var(--dur-short4) var(--ease-standard),
    color var(--dur-short4) var(--ease-standard),
    font-size var(--dur-short4) var(--ease-standard);
}
.field input:focus ~ .field-label,
.field input:not(:placeholder-shown) ~ .field-label,
.field select ~ .field-label {
  top: 8px;
  transform: none;
  font-size: 12px;
  color: var(--md-primary);
}
.field.field-error .field-label,
.field.field-error input:focus ~ .field-label,
.field.field-error input:not(:placeholder-shown) ~ .field-label,
.field.field-error select ~ .field-label {
  color: var(--md-error);
}
.field-helper {
  font-size: 12px;
  margin: 4px 16px 0;
  color: var(--md-on-surface-variant);
}
.field-helper.field-helper-error { color: var(--md-error); }

/* ── Card ──────────────────────────────────────────────────── */
.card {
  background: var(--md-surface-container);
  border-radius: var(--shape-xl);
  overflow: hidden;
  position: relative;
  transition: box-shadow var(--dur-short4) var(--ease-standard);
}
.card-elevated {
  background: color-mix(in srgb, var(--md-primary) 5%, var(--md-surface));
  box-shadow: 0 1px 2px rgba(0,0,0,.3), 0 1px 3px 1px rgba(0,0,0,.15);
}
.card-elevated:hover {
  box-shadow: 0 1px 2px rgba(0,0,0,.3), 0 2px 6px 2px rgba(0,0,0,.15);
}
.card-outlined {
  background: var(--md-surface);
  border: 1px solid var(--md-outline-variant);
}
.card-body  { padding: 16px; }
.card-header{ padding: 16px 16px 0; }
.card-footer{ padding: 0 8px 8px; display:flex; gap:8px; justify-content:flex-end; }

/* ── Chip ──────────────────────────────────────────────────── */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 32px;
  padding: 0 16px;
  border-radius: var(--shape-sm);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: .1px;
  cursor: default;
  border: 1px solid var(--md-outline);
  background: transparent;
  color: var(--md-on-surface-variant);
}
.chip-running  { background:color-mix(in srgb,#4caf50 15%,transparent); border-color:#4caf50; color:#81c784; }
.chip-stopped  { background:color-mix(in srgb,var(--md-error) 15%,transparent); border-color:var(--md-error); color:var(--md-error); }
.chip-creating { background:color-mix(in srgb,#ff9800 15%,transparent); border-color:#ff9800; color:#ffb74d; }
.chip-error    { background:color-mix(in srgb,var(--md-error) 20%,transparent); border-color:var(--md-error); color:var(--md-error); }

/* ── Dialog / Modal ────────────────────────────────────────── */
.dialog-backdrop {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.5);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-med2) var(--ease-standard);
}
.dialog-backdrop.open { opacity: 1; pointer-events: auto; }
.dialog {
  background: var(--md-surface-high);
  border-radius: var(--shape-xl);
  padding: 24px;
  min-width: 280px;
  max-width: 560px;
  width: 90%;
  transform: translateY(12px);
  transition: transform var(--dur-med2) var(--ease-decelerate),
              opacity   var(--dur-med2) var(--ease-decelerate);
  opacity: 0;
}
.dialog-backdrop.open .dialog { transform: translateY(0); opacity: 1; }
.dialog-title   { font-size: 24px; font-weight: 400; margin-bottom: 16px; }
.dialog-body    { color: var(--md-on-surface-variant); margin-bottom: 24px; }
.dialog-actions { display:flex; gap:8px; justify-content:flex-end; flex-wrap:wrap; }

/* ── Snackbar ──────────────────────────────────────────────── */
.snackbar {
  position: fixed; bottom: 80px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--md-inverse-surface);
  color: var(--md-inverse-on-surface);
  padding: 14px 20px;
  border-radius: var(--shape-md);
  font-size: 14px;
  z-index: 500;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-short4) var(--ease-standard),
              transform var(--dur-med1) var(--ease-decelerate);
  max-width: 520px;
  white-space: nowrap;
  box-shadow: 0 4px 8px rgba(0,0,0,.4);
}
.snackbar.show {
  opacity: 1; transform: translateX(-50%) translateY(0); pointer-events: auto;
}
.snackbar.snackbar-error {
  background: var(--md-error-container);
  color: var(--md-on-error-container);
}
.snackbar.snackbar-success {
  background: #1b5e20; color: #a5d6a7;
}

/* ── Progress ──────────────────────────────────────────────── */
.progress-linear {
  height: 4px; border-radius: 2px;
  background: var(--md-secondary-container);
  overflow: hidden;
}
.progress-linear-bar {
  height: 100%;
  background: var(--md-primary);
  animation: progress-indeterminate 1.5s var(--ease-standard) infinite;
}
@keyframes progress-indeterminate {
  0%   { transform: translateX(-100%) scaleX(.5); }
  50%  { transform: translateX(0%)    scaleX(.8); }
  100% { transform: translateX(100%)  scaleX(.5); }
}
.spinner {
  width: 24px; height: 24px;
  border: 3px solid var(--md-secondary-container);
  border-top-color: var(--md-primary);
  border-radius: 50%;
  animation: spin .8s linear infinite;
  display: inline-block;
}
.spinner-lg { width: 40px; height: 40px; border-width: 4px; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Navigation Drawer ─────────────────────────────────────── */
.nav-drawer {
  position: fixed; top: 0; left: 0;
  width: 280px; height: 100vh;
  background: var(--md-surface-container);
  display: flex; flex-direction: column;
  z-index: 150;
  padding: 12px;
  overflow-y: auto;
}
.nav-drawer-header {
  padding: 16px 12px 28px;
}
.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 0 12px;
  height: 56px;
  border-radius: var(--shape-full);
  color: var(--md-on-surface-variant);
  cursor: pointer;
  transition: background var(--dur-short4) var(--ease-standard),
              color       var(--dur-short4) var(--ease-standard);
  font-size: 14px; font-weight: 500;
  position: relative;
  overflow: hidden;
  text-decoration: none;
}
.nav-item:hover { color: var(--md-on-surface); }
.nav-item.active {
  background: transparent;
  color: var(--md-primary);
}
.nav-item .icon { font-size: 24px; }

/* Mobile navigation bar */
.nav-bar {
  position: fixed; bottom: 0; left: 0; right: 0;
  height: 80px;
  background: var(--md-surface-container);
  display: none;
  align-items: center;
  justify-content: space-around;
  padding-bottom: env(safe-area-inset-bottom, 0);
  z-index: 150;
  border-top: 1px solid var(--md-outline-variant);
}
.nav-bar-item {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  flex: 1;
  cursor: pointer;
  color: var(--md-on-surface-variant);
  font-size: 12px; font-weight: 500;
  padding: 12px 0;
  border-radius: var(--shape-full);
  transition: color var(--dur-short4) var(--ease-standard);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}
.nav-bar-item.active { color: var(--md-primary); }
.nav-bar-item .icon  { font-size: 24px; }
.nav-bar-item .nav-indicator {
  display: none !important;
}
.nav-bar-item:hover,
.nav-bar-item:focus,
.nav-bar-item:active {
  background: transparent !important;
}
.nav-bar-item::before,
.nav-bar-item::after,
.nav-item::before,
.nav-item::after,
.list-item::before,
.list-item::after {
  content: none !important;
  display: none !important;
}

/* ── Top App Bar ───────────────────────────────────────────── */
.top-bar {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; gap: 4px;
  padding: 0 4px 0 4px;
  height: 64px;
  background: var(--md-surface-container);
  border-bottom: 1px solid var(--md-outline-variant);
}
.top-bar-title { font-size: 22px; font-weight: 400; flex: 1; padding: 0 8px; }

/* ── Divider ───────────────────────────────────────────────── */
.divider { border: none; border-top: 1px solid var(--md-outline-variant); margin: 8px 0; }

/* ── Switch ────────────────────────────────────────────────── */
.switch-wrap { display:flex; align-items:center; gap:12px; cursor:pointer; }
.switch {
  position: relative;
  width: 52px; height: 32px;
  cursor: pointer;
}
.switch input { opacity:0; width:0; height:0; position:absolute; }
.switch-track {
  position: absolute; inset: 0;
  background: var(--md-surface-variant);
  border-radius: var(--shape-full);
  border: 2px solid var(--md-outline);
  transition: background var(--dur-short4) var(--ease-standard),
              border-color var(--dur-short4) var(--ease-standard);
}
.switch input:checked ~ .switch-track {
  background: var(--md-primary);
  border-color: var(--md-primary);
}
.switch-thumb {
  position: absolute;
  top: 50%; left: 6px;
  transform: translateY(-50%);
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--md-outline);
  transition: all var(--dur-med1) var(--ease-emphasized);
}
.switch input:checked ~ .switch-track .switch-thumb {
  left: 22px;
  width: 24px; height: 24px;
  top: 50%; transform: translateY(-50%) translateX(4px);
  background: var(--md-on-primary);
}

/* ── Badge ─────────────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items:center; justify-content:center;
  min-width: 16px; height: 16px;
  border-radius: var(--shape-full);
  background: var(--md-error);
  color: var(--md-on-error);
  font-size: 11px; font-weight: 500;
  padding: 0 4px;
}

/* ── List ──────────────────────────────────────────────────── */
.list-item {
  display: flex; align-items: center; gap: 16px;
  padding: 12px 16px;
  border-radius: var(--shape-md);
  cursor: pointer;
  position: relative; overflow: hidden;
  transition: background var(--dur-short4) var(--ease-standard);
}
.list-item:hover { background: color-mix(in srgb, var(--md-on-surface) 8%, transparent); }
.list-item-lead  { color: var(--md-on-surface-variant); font-size: 24px; }
.list-item-content { flex: 1; }
.list-item-headline { font-size: 16px; font-weight: 400; }
.list-item-support  { font-size: 14px; color: var(--md-on-surface-variant); }

/* ── Code / Logs ───────────────────────────────────────────── */
.code-block {
  background: var(--md-surface-lowest);
  border: 1px solid var(--md-outline-variant);
  border-radius: var(--shape-md);
  padding: 16px;
  font-family: 'Roboto Mono', 'Courier New', monospace;
  font-size: 13px;
  line-height: 1.6;
  overflow: auto;
  max-height: 400px;
  white-space: pre-wrap;
  word-break: break-all;
  color: var(--md-on-surface);
}