/* ==========================================================================
   Dialer and active-call surfaces.
   ========================================================================== */

.dialer-layout {
  display: grid;
  grid-template-columns: 1fr var(--context-panel-width);
  height: 100%;
  overflow: hidden;
}

.dialer-main {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-5);
  padding: var(--space-6);
  overflow-y: auto;
}

/* Registration banner ----------------------------------------------------- */

.registration-banner {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
}

.registration-banner.is-connected {
  border-color: var(--color-success);
  color: var(--color-success);
}

.registration-banner.is-registering {
  border-color: var(--color-warning);
  color: var(--color-warning);
}

.registration-banner.is-error,
.registration-banner.is-unregistered {
  border-color: var(--color-danger);
  color: var(--color-danger);
}

.registration-banner .status-dot {
  background: currentColor;
}

/* Dial display ------------------------------------------------------------ */

.dial-display {
  width: 100%;
  max-width: 420px;
  min-height: 92px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  text-align: center;
}

.dial-number-input {
  width: 100%;
  border: 0;
  background: transparent;
  text-align: center;
  font-size: var(--text-dial);
  font-weight: var(--weight-medium);
  letter-spacing: 0.02em;
  color: var(--color-text);
}

.dial-number-input:focus {
  outline: none;
  box-shadow: none;
}

.dial-number-input::placeholder {
  color: var(--color-text-muted);
  font-weight: var(--weight-regular);
}

.dial-match {
  min-height: 22px;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.dial-match strong {
  color: var(--color-text-secondary);
}

/* Keypad ------------------------------------------------------------------ */

.keypad {
  display: grid;
  grid-template-columns: repeat(3, 76px);
  gap: var(--space-3);
}

.keypad-key {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 76px;
  height: 64px;
  border-radius: var(--radius-card);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  color: var(--color-text);
  transition: background var(--duration-fast) var(--ease), transform var(--duration-fast) var(--ease);
  user-select: none;
}

.keypad-key:hover {
  background: var(--color-surface-secondary);
}

.keypad-key:active,
.keypad-key.is-pressed {
  transform: scale(0.96);
  background: var(--color-primary-light);
}

.keypad-digit {
  font-size: var(--text-xl);
  font-weight: var(--weight-medium);
  line-height: 1.1;
}

.keypad-letters {
  font-size: 10px;
  font-weight: var(--weight-semibold);
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
}

/* Dial actions ------------------------------------------------------------ */

.dial-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-5);
}

.dial-call-btn {
  width: var(--call-control-size);
  height: var(--call-control-size);
  border-radius: var(--radius-circle);
  background: var(--color-success);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  transition: filter var(--duration-fast) var(--ease), transform var(--duration-fast) var(--ease);
}

.dial-call-btn:hover {
  filter: brightness(1.08);
}

.dial-call-btn:active {
  transform: scale(0.96);
}

.dial-call-btn:disabled {
  background: var(--color-border-strong);
  box-shadow: none;
  opacity: 0.7;
}

.dial-call-btn svg {
  width: 26px;
  height: 26px;
}

.dial-side-btn {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-circle);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  transition: background var(--duration-fast) var(--ease), color var(--duration-fast) var(--ease);
}

.dial-side-btn:hover {
  background: var(--color-surface-secondary);
  color: var(--color-text);
}

.dial-side-btn svg {
  width: 20px;
  height: 20px;
}

/* Active call panel ------------------------------------------------------- */

.call-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-5);
  width: 100%;
  max-width: 420px;
  padding: var(--space-6) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-md);
  text-align: center;
}

.call-panel-status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.call-panel-status.is-ringing {
  color: var(--color-call-incoming);
}

.call-panel-status.is-active {
  color: var(--color-call-active);
}

.call-panel-status.is-ended {
  color: var(--color-call-ended);
}

.call-panel-peer {
  font-size: var(--text-2xl);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
}

.call-panel-number {
  font-size: var(--text-md);
  color: var(--color-text-muted);
}

.call-panel-timer {
  font-size: var(--text-timer);
  font-weight: var(--weight-semibold);
  font-variant-numeric: tabular-nums;
  color: var(--color-text);
}

.call-panel-quality {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* Call controls row ------------------------------------------------------- */

.call-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.call-control {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
}

.call-control-btn {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-circle);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface-secondary);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  transition: background var(--duration-fast) var(--ease), color var(--duration-fast) var(--ease),
    border-color var(--duration-fast) var(--ease);
}

.call-control-btn:hover {
  background: var(--color-border);
}

.call-control-btn[aria-pressed="true"] {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-on-primary);
}

.call-control-btn svg {
  width: 22px;
  height: 22px;
}

.call-control-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.call-control--hangup .call-control-btn {
  background: var(--color-danger);
  border-color: var(--color-danger);
  color: #fff;
}

.call-control--hangup .call-control-btn:hover {
  filter: brightness(1.1);
}

.call-control--answer .call-control-btn {
  background: var(--color-success);
  border-color: var(--color-success);
  color: #fff;
}

.call-control--answer .call-control-btn:hover {
  filter: brightness(1.1);
}

/* Incoming call alert ----------------------------------------------------- */

.incoming-call-alert {
  position: fixed;
  top: var(--space-4);
  right: var(--space-4);
  width: 340px;
  padding: var(--space-4);
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-toast);
  animation: toast-in var(--duration-base) var(--ease);
}

.incoming-call-alert .call-controls {
  margin-top: var(--space-4);
  gap: var(--space-6);
}

/* DTMF mini pad ----------------------------------------------------------- */

.dtmf-pad {
  display: grid;
  grid-template-columns: repeat(3, 56px);
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.dtmf-pad button {
  height: 44px;
  border-radius: 10px;
  background: var(--color-surface-secondary);
  border: 1px solid var(--color-border);
  font-size: var(--text-md);
  font-weight: var(--weight-medium);
  color: var(--color-text);
}

.dtmf-pad button:hover {
  background: var(--color-border);
}

/* Recents list in context panel ------------------------------------------- */

.recent-list {
  display: flex;
  flex-direction: column;
}

.recent-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  color: inherit;
}

.recent-item:hover {
  background: var(--color-surface-secondary);
}

.recent-item-meta {
  flex: 1;
  min-width: 0;
}

.recent-item-name {
  font-weight: var(--weight-medium);
  color: var(--color-text);
}

.recent-item-number {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.recent-item-time {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}