/* Mail app — macOS-style chrome; compose is the real interaction */
.mail-overlay {
  position: absolute;
  inset: 0;
  display: none;
  pointer-events: none;
  z-index: 25;
}

.mail-overlay.is-visible {
  display: block;
}

.mail-window {
  width: min(920px, 96vw);
  height: min(560px, 84vh);
  position: absolute;
  top: 36px;
  left: 50%;
  transform: translateX(-50%);
  margin-left: 0;
  background: #ececec;
  border-radius: 10px;
  box-shadow: 0 22px 64px rgba(0, 0, 0, 0.38);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  color: #000;
  font-family:
    -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto,
    sans-serif;
  pointer-events: auto;
  border: 1px solid rgba(0, 0, 0, 0.12);
}

body.dark-theme .mail-window {
  background: #1e1e1e;
  color: #f5f5f7;
  border-color: rgba(255, 255, 255, 0.12);
}

.mail-titlebar {
  height: 40px;
  display: flex;
  align-items: center;
  padding: 0 12px;
  background: linear-gradient(to bottom, #f5f5f5, #e8e8e8);
  border-bottom: 1px solid rgba(0, 0, 0, 0.12);
  flex-shrink: 0;
}

body.dark-theme .mail-titlebar {
  background: linear-gradient(to bottom, #3d3d3f, #2e2e30);
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

.mail-dots {
  display: flex;
  gap: 6px;
}

.mail-dot {
  width: 10px;
  height: 10px;
  box-sizing: border-box;
  border-radius: 50%;
  background: #ccc;
}

.mail-dot.mac-close {
  background: #ff5f56;
  border: 1px solid #e0443e;
}

.mail-dot.mac-min {
  background: #ffbd2e;
  border: 1px solid #dea123;
}

.mail-dot.mac-max {
  background: #27c93f;
  border: 1px solid #1aab29;
}

.mail-dot.mac-max.disabled,
.mail-dot.disabled {
  background: #c4c4c6 !important;
  border-color: #a8a8ac !important;
  cursor: default !important;
  pointer-events: none;
  opacity: 0.95;
}

body.dark-theme .mail-dot.mac-max.disabled,
body.dark-theme .mail-dot.disabled {
  background: #555 !important;
  border-color: #3d3d3d !important;
}

.mail-title {
  flex: 1;
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  color: rgba(0, 0, 0, 0.78);
  margin-right: 52px;
}

body.dark-theme .mail-title {
  color: rgba(255, 255, 255, 0.92);
}

.mail-body {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Full-width toolbar — decorative icons only */
.mail-chrome-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 6px 10px;
  background: rgba(255, 255, 255, 0.65);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  flex-shrink: 0;
}

body.dark-theme .mail-chrome-toolbar {
  background: rgba(40, 40, 42, 0.9);
  border-bottom-color: rgba(255, 255, 255, 0.08);
}

.mail-chrome-toolbar__group {
  display: flex;
  align-items: center;
  gap: 4px;
}

.mail-chrome-toolbar__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 24px;
  border-radius: 4px;
  color: #aeaeb2;
}

.mail-chrome-toolbar__btn .mail-tb-svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

body.dark-theme .mail-chrome-toolbar__btn {
  color: #636366;
}

/* Three panes */
.mail-shell {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: row;
}

.mail-sidebar {
  width: 168px;
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.55);
  border-right: 1px solid rgba(0, 0, 0, 0.1);
  padding: 8px 0 12px;
  overflow-y: auto;
}

body.dark-theme .mail-sidebar {
  background: rgba(34, 34, 36, 0.85);
  border-right-color: rgba(255, 255, 255, 0.08);
}

.mail-sidebar__label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: #6e6e73;
  padding: 8px 12px 4px;
  text-transform: uppercase;
}

body.dark-theme .mail-sidebar__label {
  color: #98989d;
}

.mail-sidebar__item {
  font-size: 13px;
  color: #8e8e93;
  padding: 5px 12px;
  cursor: default;
  user-select: none;
}

.mail-sidebar__item--hint {
  font-size: 12px;
  color: #aeaeb2;
  padding: 12px;
  line-height: 1.45;
}

body.dark-theme .mail-sidebar__item {
  color: #8e8e8e;
}

body.dark-theme .mail-sidebar__item--hint {
  color: #7c7c80;
}

/* Middle column — no fake email list, no selection highlight */
.mail-list-pane {
  width: 200px;
  flex-shrink: 0;
  background: #fafafa;
  border-right: 1px solid rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  min-width: 0;
}

body.dark-theme .mail-list-pane {
  background: #252526;
  border-right-color: rgba(255, 255, 255, 0.08);
}

.mail-list-pane__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  min-height: 36px;
}

body.dark-theme .mail-list-pane__head {
  border-bottom-color: rgba(255, 255, 255, 0.08);
}

.mail-list-pane__title {
  font-size: 13px;
  font-weight: 600;
  color: #1d1d1f;
}

body.dark-theme .mail-list-pane__title {
  color: #f5f5f7;
}

.mail-list-pane__meta {
  font-size: 11px;
  color: #86868b;
  padding: 10px 12px 6px;
}

body.dark-theme .mail-list-pane__meta {
  color: #98989d;
}

.mail-list-pane__empty {
  flex: 1;
  padding: 16px 12px;
  font-size: 12px;
  line-height: 1.45;
  color: #86868b;
}

body.dark-theme .mail-list-pane__empty {
  color: #8e8e93;
}

/* Compose column */
.mail-compose-pane {
  flex: 1;
  min-width: 0;
  background: #fff;
  display: flex;
  flex-direction: column;
}

body.dark-theme .mail-compose-pane {
  background: #2c2c2e;
}

.mail-compose-toolbar {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 6px 10px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  background: rgba(250, 250, 252, 0.9);
}

body.dark-theme .mail-compose-toolbar {
  background: rgba(44, 44, 46, 0.95);
  border-bottom-color: rgba(255, 255, 255, 0.08);
}

.mail-compose-toolbar__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 26px;
  border-radius: 4px;
  color: #aeaeb2;
}

.mail-compose-toolbar__btn .mail-tb-svg {
  width: 17px;
  height: 17px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

body.dark-theme .mail-compose-toolbar__btn {
  color: #636366;
}

.mail-compose-toolbar__spacer {
  flex: 1;
}

.mail-compose-form {
  flex: 1;
  min-height: 0;
  padding: 16px 18px 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow-y: auto;
}

.mail-compose-form__intro {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 600;
  color: #1d1d1f;
}

body.dark-theme .mail-compose-form__intro {
  color: #f5f5f7;
}

.mail-compose-form__hint {
  margin: 0 0 8px;
  font-size: 12px;
  color: #86868b;
  line-height: 1.4;
}

body.dark-theme .mail-compose-form__hint {
  color: #98989d;
}

.mail-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mail-field label {
  font-size: 11px;
  font-weight: 500;
  color: #6e6e73;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

body.dark-theme .mail-field label {
  color: #98989d;
}

.mail-field input,
.mail-field textarea {
  font-size: 13px;
  font-family: inherit;
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 6px;
  padding: 8px 10px;
  background: #fff;
  color: #1d1d1f;
}

body.dark-theme .mail-field input,
body.dark-theme .mail-field textarea {
  background: #3a3a3c;
  border-color: rgba(255, 255, 255, 0.12);
  color: #f5f5f7;
}

.mail-field input[readonly] {
  background: rgba(0, 0, 0, 0.04);
  color: #3a3a3c;
}

body.dark-theme .mail-field input[readonly] {
  background: rgba(255, 255, 255, 0.06);
  color: #d1d1d6;
}

.mail-field textarea {
  min-height: 120px;
  resize: vertical;
}

.mail-compose__actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 4px;
}

.mail-compose__send {
  font-size: 13px;
  font-weight: 500;
  padding: 8px 18px;
  border: none;
  border-radius: 6px;
  background: var(--sys-color, #007aff);
  color: #fff;
  cursor: pointer;
  font-family: inherit;
}

.mail-compose__send:hover {
  filter: brightness(1.05);
}

.mail-compose__send:active {
  filter: brightness(0.95);
}

@media (max-width: 700px) {
  .mail-shell {
    flex-direction: column;
  }

  .mail-sidebar,
  .mail-list-pane {
    width: 100%;
    max-height: 140px;
    border-right: none;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  }
}