/* =====================================================================
   WOAIL Mail — App (Mailbox) Styles
   Liquid Glass × AI Future
   ===================================================================== */

/* ---------- App Page Reset ---------- */
.app-page { overflow: hidden; }
.app-page .particles-canvas { opacity: 0.3; }

/* ---------- App Full-Screen Background ---------- */
.app-bg {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
}
.app-bg-img {
  position: absolute; left: 0; top: 0; width: 100%; height: 100%; max-width: none;
  object-fit: cover; object-position: center center;
  filter: saturate(1.05) contrast(1.02);
}

/* ---------- Layout ---------- */
.app-layout {
  position: relative; z-index: 2;
  display: flex; height: 100vh; height: 100svh;
  gap: 16px; padding: 16px;
}

/* ---------- Sidebar ---------- */
.app-sidebar {
  width: 280px; flex-shrink: 0;
  display: flex; flex-direction: column;
  padding: 24px 20px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(248,249,255,0.8) 0%, rgba(248,249,255,0.55) 100%);
  backdrop-filter: blur(8px) saturate(120%);
  -webkit-backdrop-filter: blur(8px) saturate(120%);
  border: 1px solid rgba(255,255,255,0.5);
  box-shadow: 0 8px 32px rgba(99,90,180,0.10), 0 2px 8px rgba(99,90,180,0.06);
}
.sidebar-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 28px; }
.sidebar-logo-mark { display: flex; filter: drop-shadow(0 4px 12px rgba(184,167,255,0.3)); }
.sidebar-logo-text { font-size: 18px; font-weight: 700; letter-spacing: -0.02em; }
.sidebar-logo-text em { color: var(--ink-mute); font-weight: 500; font-style: normal; }

.compose-btn {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; padding: 14px 20px; border-radius: 16px;
  background: var(--grad-ai); color: #fff;
  font-size: 15px; font-weight: 700; cursor: pointer;
  box-shadow: 0 8px 24px rgba(155,133,255,0.3);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
  margin-bottom: 20px;
}
.compose-btn:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(155,133,255,0.4); }
.compose-btn:active { transform: translateY(0); }

.sidebar-nav { flex: 1; display: flex; flex-direction: column; gap: 4px; }
.sidebar-nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; border-radius: 12px; cursor: pointer;
  font-size: 14px; font-weight: 500; color: var(--ink-soft);
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}
.sidebar-nav-item:hover { background: rgba(255,255,255,0.4); color: var(--ink); }
.sidebar-nav-item.active { background: rgba(184,167,255,0.18); color: var(--ink); font-weight: 600; }
.nav-external { margin-left: auto; opacity: 0.4; }

/* ---------- User Capsule (极简流线型微胶囊卡片) ---------- */
.user-capsule {
  position: relative;
  margin-top: auto;
  flex-shrink: 0;
}
.user-capsule-body {
  display: flex; align-items: center; gap: 12px;
  height: 50px; padding: 6px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.20);
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  box-shadow: 0 4px 16px rgba(99,90,180,0.06), inset 0 1px 0 rgba(255,255,255,0.18);
  cursor: pointer;
  transition: background 0.3s var(--ease), box-shadow 0.3s var(--ease), transform 0.3s var(--ease);
}
.user-capsule-body:hover {
  background: rgba(255,255,255,0.18);
  box-shadow: 0 6px 24px rgba(155,133,255,0.18), inset 0 1px 0 rgba(255,255,255,0.25);
}
.user-capsule-avatar {
  width: 36px; height: 36px; border-radius: 50%; flex-shrink: 0;
  background: var(--grad-ai); color: #fff;
  display: grid; place-items: center; font-size: 14px; font-weight: 700; text-transform: uppercase;
  box-shadow: 0 0 0 1.5px rgba(168,85,247,0.30), 0 2px 8px rgba(155,133,255,0.25);
}
.user-capsule-info { display: flex; flex-direction: column; min-width: 0; flex: 1; line-height: 1.25; }
.user-capsule-name {
  font-size: 13px; font-weight: 600; color: rgba(29,29,31,0.80);
  letter-spacing: 0.02em; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.user-capsule-mail {
  font-size: 10px; color: rgba(134,134,139,0.60); font-family: var(--font-mono);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.user-capsule-gear {
  flex-shrink: 0; width: 30px; height: 30px; border-radius: 50%;
  display: grid; place-items: center; cursor: pointer;
  color: rgba(134,134,139,0.55); background: transparent; border: none;
  transition: color 0.3s var(--ease), transform 0.5s var(--ease), background 0.3s var(--ease);
}
.user-capsule-gear:hover {
  color: var(--ai-purple-deep, #9B85FF);
  transform: rotate(90deg);
  background: rgba(155,133,255,0.10);
}
.user-capsule-gear.active {
  color: var(--ai-purple-deep, #9B85FF);
  transform: rotate(90deg);
}

/* 微型毛玻璃浮窗菜单 */
.user-capsule-menu {
  position: absolute; bottom: calc(100% + 8px); left: 0; right: 0;
  display: flex; flex-direction: column; gap: 2px; padding: 6px;
  border-radius: 14px;
  background: rgba(255,255,255,0.62);
  border: 1px solid rgba(255,255,255,0.55);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  box-shadow: 0 12px 40px rgba(99,90,180,0.16);
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0s linear 0.3s;
  z-index: 20;
}
.user-capsule-menu.show {
  opacity: 1; visibility: visible; transform: translateY(0);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0s;
}
.user-capsule-menu[hidden] { display: none; }
.uc-menu-item {
  display: flex; align-items: center; gap: 10px;
  width: 100%; padding: 9px 12px; border-radius: 10px;
  font-size: 13px; font-weight: 500; color: var(--ink-soft);
  background: transparent; border: none; cursor: pointer; text-align: left;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}
.uc-menu-item:hover { background: rgba(155,133,255,0.12); color: var(--ai-purple-deep, #9B85FF); }
.uc-menu-icon { font-size: 14px; line-height: 1; flex-shrink: 0; }
.uc-menu-danger { color: var(--ink-mute); }
.uc-menu-danger:hover { background: rgba(255,107,107,0.10); color: #FF6B6B; }

/* ---------- Main ---------- */
.app-main {
  flex: 1; min-width: 0; overflow-y: auto;
  border-radius: 24px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.25);
  box-shadow: 0 4px 24px rgba(99,90,180,0.06), inset 0 1px 0 rgba(255,255,255,0.15);
}

/* ---------- Shared Topbar (non-floating global actions) ---------- */
.app-topbar {
  display: flex; justify-content: flex-end; align-items: center;
  gap: 10px; padding: 16px 24px 0;
}

/* ---------- Pill (unified action control) ---------- */
/* Base: glass capsule — shared by language switch, refresh, shortcut hint */
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  height: 36px; padding: 0 14px; border-radius: 999px;
  font-size: 12px; font-weight: 700; letter-spacing: 0.04em;
  color: var(--ink-soft); white-space: nowrap;
  background: rgba(255,255,255,0.45);
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  border: 1px solid rgba(255,255,255,0.5);
  box-shadow: 0 2px 8px rgba(99,90,180,0.08);
  transition: 0.2s var(--ease);
}
.pill svg { flex-shrink: 0; opacity: 0.75; }
.pill-label { min-width: 18px; text-align: center; font-family: var(--font-mono); }

/* Clickable variant (language switch, refresh) */
.pill-action { cursor: pointer; }
.pill-action:hover {
  background: rgba(255,255,255,0.7); color: var(--ink);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(99,90,180,0.12);
}
.pill-action:active { transform: translateY(0); }
.pill-action.spinning svg { animation: spin 0.8s linear infinite; }

/* Hint / readonly variant (Ctrl + Enter tip) */
.pill-hint {
  cursor: default; font-weight: 500;
  color: var(--ink-mute);
  background: rgba(255,255,255,0.4);
  box-shadow: none;
}

/* ---------- Views ---------- */
.view { display: none; padding: 8px 8px 8px 0; }
.view.active { display: block; }
.view-body { max-width: 1000px; padding: 0 24px 24px; }
.view-header {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; flex-wrap: wrap;
  padding: 16px 0 20px;
}
.view-header h2 { font-size: 24px; font-weight: 800; letter-spacing: -0.03em; }
/* title + inline action (e.g. refresh button right after "Sent Mail") */
.header-title-group {
  display: flex; align-items: center; gap: 12px;
}

/* ---------- Compose ---------- */
/* 玻璃面板宽度与看板(dash-content max-width:1000px)对齐，居中 */
.compose-card {
  padding: 32px; max-width: 1000px; width: 100%; margin: 0 auto; min-width: 0;
  background: linear-gradient(180deg, rgba(248,249,255,0.82) 0%, rgba(248,249,255,0.72) 100%);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border: 1px solid rgba(255,255,255,0.6);
  box-shadow: 0 8px 32px rgba(99,90,180,0.12), 0 2px 8px rgba(99,90,180,0.08);
  border-radius: var(--glass-radius);
}
/* compose-view 外圈也约束宽度并加左右内边距，完全复刻看板行为 */
.compose-view { padding: 0 24px 24px; }
.compose-field { margin-bottom: 20px; }
/* Ctrl + Enter hint — left side of the action row (Cancel / Send on the right) */
.compose-shortcut-hint {
  margin-right: auto;
  font-size: 12px; font-weight: 500; color: var(--ink-mute);
  padding: 4px 10px; border-radius: 8px;
  background: rgba(255,255,255,0.4); border: 1px solid rgba(255,255,255,0.5);
}
.compose-field label { display: block; font-size: 13px; font-weight: 600; color: var(--ink-mute); margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.08em; }
.compose-field-label-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.compose-field-label-row label { margin-bottom: 0; }
.compose-toggle-cc {
  font-size: 12px; font-weight: 600; color: var(--ai-purple-deep);
  padding: 3px 10px; border-radius: 6px; transition: background 0.2s;
}
.compose-toggle-cc:hover { background: rgba(184,167,255,0.12); }
.compose-word-count { font-size: 11px; color: var(--ink-mute); font-family: var(--font-mono); }
.compose-draft-status { font-size: 12px; color: var(--ink-mute); margin-right: auto; font-style: italic; }

/* From capsule + switch button */
.compose-from-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }

.from-capsule {
  flex: 1; min-width: 0; display: flex; align-items: center; gap: 10px;
  padding: 6px 16px 6px 6px; border-radius: 999px;
  background: linear-gradient(135deg, rgba(184,167,255,0.12), rgba(201,231,255,0.08));
  border: 1px solid rgba(184,167,255,0.2);
  transition: 0.25s var(--ease);
}
.from-capsule:hover {
  border-color: rgba(184,167,255,0.4);
  box-shadow: 0 2px 12px rgba(184,167,255,0.15);
}
.from-capsule-avatar {
  width: 32px; height: 32px; border-radius: 50%; flex-shrink: 0;
  background: var(--grad-ai); color: #fff;
  display: grid; place-items: center; font-size: 13px; font-weight: 700;
  text-transform: uppercase;
  box-shadow: 0 2px 8px rgba(155,133,255,0.3);
}
.from-capsule-body { display: flex; flex-direction: column; min-width: 0; line-height: 1.3; }
.from-capsule-name { font-size: 14px; font-weight: 700; color: var(--ink); }
.from-capsule-email { font-size: 12px; color: var(--ink-mute); font-family: var(--font-mono); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.from-switch-btn {
  display: flex; align-items: center; gap: 6px; flex-shrink: 0;
  padding: 8px 14px; border-radius: 999px;
  font-size: 13px; font-weight: 600; color: var(--ai-purple-deep);
  background: rgba(184,167,255,0.08); border: 1.5px solid rgba(184,167,255,0.15);
  transition: 0.25s var(--ease); cursor: pointer;
}
.from-switch-btn:hover {
  background: rgba(184,167,255,0.18);
  border-color: var(--ai-purple);
  transform: translateY(-1px);
}

/* Chip input — no border on the inner input itself */
.chip-input-wrap {
  display: flex; flex-wrap: wrap; align-items: center; gap: 6px;
  min-height: 48px; padding: 7px 10px;
  border: 1.5px solid var(--line-soft); border-radius: 12px;
  background: rgba(255,255,255,0.6);
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
  cursor: text;
}
.chip-input-wrap:focus-within {
  border-color: var(--ai-purple);
  box-shadow: 0 0 0 4px rgba(184,167,255,0.18);
  background: rgba(255,255,255,0.8);
}
.chip-container { display: contents; }
.email-chip {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 4px 6px 4px 12px; border-radius: 999px;
  font-size: 13px; font-weight: 500; color: var(--ink);
  background: linear-gradient(135deg, rgba(184,167,255,0.18), rgba(201,231,255,0.12));
  border: 1px solid rgba(184,167,255,0.25);
  animation: chipPop 0.25s var(--ease);
}
.email-chip.invalid {
  background: rgba(255,107,107,0.1);
  border-color: rgba(255,107,107,0.3);
  color: #FF6B6B;
}
.email-chip-remove {
  display: grid; place-items: center;
  width: 18px; height: 18px; border-radius: 50%;
  cursor: pointer; color: var(--ink-mute);
  transition: background 0.2s, color 0.2s;
  background: none; border: none; padding: 0;
}
.email-chip-remove:hover { background: rgba(255,107,107,0.15); color: #FF6B6B; }
@keyframes chipPop {
  from { opacity: 0; transform: scale(0.7); }
  to { opacity: 1; transform: scale(1); }
}
/* chip-input: NO border, NO background — only the wrap has visual styling */
.chip-input {
  flex: 1; min-width: 120px;
  border: none !important; outline: none; background: none;
  font-size: 14px; font-family: var(--font); color: var(--ink);
  padding: 4px 6px; box-shadow: none !important;
  -webkit-appearance: none;
}
.chip-input::placeholder { color: var(--ink-mute); }

.domain-switch { display: flex; gap: 4px; flex-shrink: 0; }
.domain-chip {
  padding: 8px 14px; border-radius: 10px;
  font-size: 13px; font-weight: 600; color: var(--ink-soft);
  background: rgba(255,255,255,0.5);
  border: 1.5px solid rgba(0,0,0,0.06);
  transition: 0.25s var(--ease); cursor: pointer; text-align: center;
  white-space: nowrap;
}
.domain-chip:hover { background: rgba(255,255,255,0.8); }
.domain-chip.active {
  color: #fff;
  background: linear-gradient(135deg, var(--ai-purple-deep), var(--ai-purple));
  border-color: transparent;
  box-shadow: 0 4px 12px rgba(155,133,255,0.3);
}

/* Regular inputs/textareas inside compose-field — exclude chip-input */
.compose-field > input:not(.chip-input), .compose-field textarea {
  width: 100%; padding: 14px 16px;
  border: 1.5px solid var(--line-soft); border-radius: 12px;
  font-size: 15px; font-family: var(--font); color: var(--ink);
  background: rgba(255,255,255,0.6);
  outline: none; transition: border-color 0.2s, box-shadow 0.2s;
}
.compose-field > input:not(.chip-input):focus, .compose-field textarea:focus {
  border-color: var(--ai-purple);
  box-shadow: 0 0 0 4px rgba(184,167,255,0.18);
  background: rgba(255,255,255,0.8);
}
.compose-field textarea {
  min-height: 200px; resize: none; line-height: 1.6; overflow-y: hidden;
  /* 现代浏览器纵向自动撑高 */
  field-sizing: content;
}
.compose-field-body { margin-bottom: 24px; }
.compose-field-cc { margin-bottom: 16px; }

/* ---- 写信格式工具栏（科技风微缩图标） ---- */
.compose-toolbar {
  display: flex; align-items: center; gap: 4px; flex-wrap: wrap;
  padding: 8px 10px; margin-bottom: 10px;
  background: rgba(255,255,255,0.45); border: 1px solid rgba(255,255,255,0.55);
  border-radius: 12px; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.ctb-group { display: flex; align-items: center; gap: 2px; }
.ctb-sep { width: 1px; height: 18px; background: rgba(99,90,180,0.15); margin: 0 4px; }
.ctb-btn {
  width: 30px; height: 30px; display: grid; place-items: center;
  border-radius: 8px; color: var(--ink-mute); background: transparent;
  font-size: 14px; transition: background 0.18s, color 0.18s; cursor: pointer;
}
.ctb-btn:hover { background: rgba(184,167,255,0.16); color: var(--ai-purple-deep); }
.ctb-btn.active { background: rgba(184,167,255,0.28); color: var(--ai-purple-deep); }
.ctb-btn svg { width: 15px; height: 15px; }

/* ---- 正文框 + AI 工具栏 ---- */
.compose-body-area {
  border: 1px solid var(--line-soft); border-radius: 14px; padding: 16px 18px;
  font-size: 14px; width: 100%; box-sizing: border-box; font-family: var(--font-sans);
  background: rgba(255,255,255,0.6);
}
.compose-ai-bar {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
  margin-top: 10px; padding: 8px 12px;
  background: linear-gradient(120deg, rgba(184,167,255,0.12), rgba(201,231,255,0.12));
  border: 1px solid rgba(184,167,255,0.28); border-radius: 12px;
}
.compose-ai-spark { color: var(--ai-purple-deep); display: grid; place-items: center; }
.compose-ai-btn {
  font-size: 12px; font-weight: 600; color: var(--ai-purple-deep);
  padding: 5px 12px; border-radius: 8px; background: rgba(255,255,255,0.6);
  border: 1px solid rgba(184,167,255,0.35); transition: background 0.18s; cursor: pointer;
}
.compose-ai-btn:hover { background: rgba(184,167,255,0.22); }
.compose-ai-btn:disabled { opacity: 0.5; cursor: progress; }
.compose-ai-status { font-size: 12px; color: var(--ink-mute); margin-left: auto; font-style: italic; }

/* ---- 手机端隐藏 Ctrl+Enter 提示 ---- */
.compose-shortcut-hint--hide-mobile { }

.compose-actions { display: flex; align-items: center; justify-content: flex-end; gap: 12px; }

.send-icon { transition: transform 0.3s var(--ease); }
.btn-primary:hover .send-icon { transform: translateX(4px); }
.btn.loading .send-icon { opacity: 0; }

/* ---------- Sent List ---------- */
.sent-list { display: flex; flex-direction: column; gap: 8px; }
.sent-item {
  padding: 18px 24px; margin-bottom: 12px; border-radius: 16px;
  background: rgba(255,255,255,0.4); border: 1px solid rgba(255,255,255,0.5);
  cursor: pointer; transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.sent-item:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(99,90,180,0.12); }
.sent-item { min-width: 0; }
.sent-item-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 6px; min-width: 0; }
.sent-item-to { font-size: 14px; font-weight: 700; color: var(--ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; flex: 1 1 auto; }
.sent-item-date { font-size: 12px; color: var(--ink-mute); font-family: var(--font-mono); white-space: nowrap; flex-shrink: 0; }
.sent-item-subject { font-size: 14px; font-weight: 600; margin-bottom: 4px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sent-item-preview { font-size: 13px; color: var(--ink-mute); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sent-item-from { font-size: 11px; color: var(--ai-purple-deep); font-family: var(--font-mono); margin-top: 6px; }

.empty-state { text-align: center; padding: 80px 24px; color: var(--ink-mute); }
.empty-state svg { margin: 0 auto 16px; opacity: 0.3; }
.empty-state p { font-size: 15px; }

/* ---------- Inbox View ---------- */
.inbox-card {
  max-width: 560px; margin: 40px 24px; padding: 56px 40px;
  text-align: center;
}
.inbox-icon {
  width: 80px; height: 80px; margin: 0 auto 24px; border-radius: 24px;
  display: grid; place-items: center; color: var(--ai-purple-deep);
  background: linear-gradient(135deg, rgba(184,167,255,0.15), rgba(201,231,255,0.1));
}
.inbox-card h3 { font-size: 22px; font-weight: 700; margin-bottom: 12px; }
.inbox-card p { font-size: 15px; color: var(--ink-mute); line-height: 1.6; margin-bottom: 28px; }
.inbox-card .btn { margin: 0 auto; }

/* ---------- Modal ---------- */
.modal { position: fixed; inset: 0; z-index: 100; display: flex; align-items: center; justify-content: center; padding: 24px; }
.modal[hidden] { display: none; }
.modal.expanded { padding: 0; align-items: stretch; justify-content: stretch; }
.modal.expanded .modal-backdrop { display: none; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.3); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.modal-card {
  position: relative; z-index: 1; width: 100%; max-width: 1000px;
  max-height: 95vh;
  display: flex; flex-direction: column; overflow: hidden;
}
.modal-card.expanded { max-width: 100%; max-height: 100%; height: 100%; border-radius: 0; }
.modal-header-actions { display: flex; align-items: center; gap: 4px; flex-shrink: 0; }
.modal-expand-btn {
  width: 32px; height: 32px; border-radius: 8px; display: grid; place-items: center;
  color: var(--ink-mute); cursor: pointer; transition: background 0.2s, color 0.2s;
}
.modal-expand-btn:hover { background: rgba(0,0,0,0.06); color: var(--ink); }
.modal-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; padding: 28px 32px 16px; }
.modal-header h3 { font-size: 20px; font-weight: 700; letter-spacing: -0.02em; }
.modal-close { flex-shrink: 0; width: 32px; height: 32px; border-radius: 8px; display: grid; place-items: center; color: var(--ink-mute); cursor: pointer; transition: background 0.2s, color 0.2s; }
.modal-close:hover { background: rgba(0,0,0,0.06); color: var(--ink); }
.modal-meta { padding: 0 32px 16px; border-bottom: 1px solid var(--line-soft); display: flex; flex-direction: column; gap: 6px; }
.modal-meta-row { display: flex; gap: 12px; font-size: 13px; }
.modal-meta-label { width: 48px; flex-shrink: 0; color: var(--ink-mute); font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; font-size: 11px; padding-top: 2px; }
.modal-body { padding: 24px 32px 24px; overflow-y: auto; flex: 1; font-size: 14px; line-height: 1.7; color: var(--ink-soft); white-space: pre-wrap; word-break: break-word; min-width: 0; }
.modal-card { min-width: 0; }

/* Modal actions (reply / forward / delete …) */
.modal-actions { display: flex; flex-wrap: wrap; gap: 8px; padding: 14px 32px 22px; border-top: 1px solid var(--line-soft); background: rgba(255,255,255,0.35); }
.modal-actions .btn { height: 36px; padding: 0 16px; font-size: 13px; border-radius: 10px; }
.modal-actions .btn svg { flex-shrink: 0; }
.btn-danger { background: rgba(255,107,107,0.12); color: #E84545; border: 1px solid rgba(255,107,107,0.25); }
.btn-danger:hover { background: rgba(255,107,107,0.2); transform: translateY(-1px); }
.btn-ghost { background: rgba(255,255,255,0.5); color: var(--ink); border: 1px solid var(--line-soft); }
.btn-ghost:hover { background: rgba(255,255,255,0.75); transform: translateY(-1px); }
.modal-actions .spacer { flex: 1; }

/* ---------- Email Fullscreen (in-workspace) ---------- */
.email-fullscreen {
  position: fixed; z-index: 90;
  top: var(--fs-top, 16px); left: var(--fs-left, 296px);
  right: var(--fs-right, 16px); bottom: var(--fs-bottom, 16px);
  display: flex; flex-direction: column; overflow: hidden;
  border-radius: 24px;
  background: var(--app-bg, #f5f6fa);
  border: 1px solid rgba(255,255,255,0.25);
  box-shadow: 0 4px 24px rgba(99,90,180,0.06), inset 0 1px 0 rgba(255,255,255,0.15);
  animation: fsFadeIn 0.2s var(--ease);
}
.email-fullscreen[hidden] { display: none; }
@keyframes fsFadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
.email-fullscreen-header {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 20px 32px 16px; border-bottom: 1px solid var(--line-soft);
  background: rgba(255,255,255,0.7); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
}
.email-fullscreen-title { display: flex; align-items: center; gap: 12px; min-width: 0; flex: 1; }
.email-fullscreen-title h2 { font-size: 22px; font-weight: 800; letter-spacing: -0.03em; margin: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.email-fullscreen-back {
  flex-shrink: 0; width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center;
  color: var(--ink-mute); cursor: pointer; transition: background 0.2s, color 0.2s; border: 1.5px solid var(--line-soft);
}
.email-fullscreen-back:hover { background: rgba(0,0,0,0.06); color: var(--ink); }
.email-fullscreen-meta {
  display: flex; flex-direction: column; gap: 6px; padding: 16px 32px;
  border-bottom: 1px solid var(--line-soft); max-width: 1000px; width: 100%; margin: 0 auto;
}
.email-fullscreen-body {
  flex: 1; overflow-y: auto; padding: 24px 32px 32px; max-width: 1000px; width: 100%; margin: 0 auto;
  font-size: 14px; line-height: 1.7; color: var(--ink-soft); white-space: pre-wrap; word-break: break-word;
}
.email-fullscreen-attachments { max-width: 1000px; width: 100%; margin: 0 auto; padding: 0 32px 24px; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; bottom: 32px; left: 50%; transform: translateX(-50%) translateY(20px);
  z-index: 200; padding: 14px 28px; border-radius: 999px;
  font-size: 14px; font-weight: 600;
  background: var(--ink); color: #fff;
  box-shadow: 0 12px 40px rgba(0,0,0,0.2);
  opacity: 0; transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
  pointer-events: none;
}
.toast[hidden] { display: none; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.success { background: #34C759; }
.toast.error { background: #FF6B6B; }

/* ---------- Loading Spinner ---------- */
.spinner {
  display: inline-block; width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,0.3); border-top-color: #fff;
  border-radius: 50%; animation: spin 0.6s linear infinite;
}
.btn.loading { pointer-events: none; opacity: 0.7; }

/* ---------- From Switcher Panel ---------- */
.from-switcher-panel {
  position: fixed; top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(0.95);
  z-index: 110; width: 420px; max-width: calc(100vw - 32px);
  max-height: 80vh; overflow-y: auto;
  padding: 24px; border-radius: 20px;
  background: rgba(255,255,255,0.75);
  backdrop-filter: blur(40px) saturate(180%);
  -webkit-backdrop-filter: blur(40px) saturate(180%);
  border: 1px solid rgba(255,255,255,0.6);
  box-shadow: 0 20px 60px rgba(99,90,180,0.2), 0 8px 24px rgba(99,90,180,0.1);
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}
.from-switcher-panel:not([hidden]) {
  opacity: 1; transform: translate(-50%, -50%) scale(1); pointer-events: auto;
}
.from-switcher-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 20px;
}
.from-switcher-header h3 { font-size: 18px; font-weight: 700; }
.from-switcher-close {
  width: 28px; height: 28px; border-radius: 8px;
  display: grid; place-items: center; color: var(--ink-mute);
  transition: background 0.2s, color 0.2s; cursor: pointer;
}
.from-switcher-close:hover { background: rgba(0,0,0,0.06); color: var(--ink); }
.from-identity-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.from-identity-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; border-radius: 12px;
  background: rgba(255,255,255,0.5); border: 2px solid transparent;
  cursor: pointer; transition: 0.2s var(--ease);
}
.from-identity-item:hover { background: rgba(255,255,255,0.8); }
.from-identity-item.active {
  border-color: var(--ai-purple);
  background: rgba(184,167,255,0.12);
}
.from-identity-avatar {
  width: 36px; height: 36px; border-radius: 50%; flex-shrink: 0;
  background: var(--grad-ai); color: #fff;
  display: grid; place-items: center; font-size: 14px; font-weight: 700;
  text-transform: uppercase;
}
.from-identity-info { flex: 1; min-width: 0; }
.from-identity-name { font-size: 14px; font-weight: 700; color: var(--ink); }
.from-identity-email { font-size: 12px; color: var(--ink-mute); font-family: var(--font-mono); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.from-identity-delete {
  width: 28px; height: 28px; border-radius: 8px;
  display: grid; place-items: center; color: var(--ink-mute);
  transition: background 0.2s, color 0.2s; cursor: pointer;
  background: none; border: none;
}
.from-identity-delete:hover { background: rgba(255,107,107,0.1); color: #FF6B6B; }
.from-identity-add { border-top: 1px solid var(--line-soft); padding-top: 16px; }
.from-identity-add-title { font-size: 13px; font-weight: 600; color: var(--ink-mute); margin-bottom: 10px; text-transform: uppercase; letter-spacing: 0.06em; }
.from-identity-add > input {
  width: 100%; padding: 10px 14px; margin-bottom: 10px;
  border: 1.5px solid var(--line-soft); border-radius: 10px;
  font-size: 14px; color: var(--ink); background: rgba(255,255,255,0.5);
  outline: none; transition: border-color 0.2s, box-shadow 0.2s;
}
.from-identity-add > input:focus { border-color: var(--ai-purple); box-shadow: 0 0 0 3px rgba(184,167,255,0.15); }
.from-identity-add-prefix-row {
  display: flex; align-items: center; gap: 6px; margin-bottom: 12px; flex-wrap: wrap;
}
.from-identity-add-prefix-row > input {
  flex: 1; min-width: 100px; padding: 10px 14px;
  border: 1.5px solid var(--line-soft); border-radius: 10px;
  font-size: 14px; color: var(--ink); background: rgba(255,255,255,0.5);
  outline: none; transition: border-color 0.2s, box-shadow 0.2s;
}
.from-identity-add-prefix-row > input:focus { border-color: var(--ai-purple); box-shadow: 0 0 0 3px rgba(184,167,255,0.15); }
.from-identity-at { font-size: 16px; font-weight: 700; color: var(--ink-mute); flex-shrink: 0; }
.from-identity-domain-select {
  flex-shrink: 0; padding: 10px 30px 10px 14px;
  border: 1.5px solid var(--line-soft); border-radius: 10px;
  font-size: 14px; font-weight: 600; color: var(--ink);
  background: rgba(255,255,255,0.5);
  outline: none; transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
  cursor: pointer;
  -webkit-appearance: none; -moz-appearance: none; appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-repeat: no-repeat;
  background-position: right 10px center;
}
.from-identity-domain-select:focus { border-color: var(--ai-purple); box-shadow: 0 0 0 3px rgba(184,167,255,0.15); background-color: rgba(255,255,255,0.8); }
.from-identity-domain-select:hover { background-color: rgba(255,255,255,0.8); }
.from-identity-add-btn { width: 100%; }

/* ---------- Skin Button & Panel ---------- */
.skin-btn {
  display: flex; align-items: center; gap: 12px;
  width: 100%; padding: 12px 16px; border-radius: 12px;
  font-size: 14px; font-weight: 500; color: var(--ink-soft);
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
  margin-top: 8px;
}
.skin-btn:hover { background: rgba(255,255,255,0.4); color: var(--ink); }
.skin-btn svg { flex-shrink: 0; }

.skin-panel {
  position: fixed; bottom: 16px; left: 312px; z-index: 90;
  width: 360px; max-width: calc(100vw - 40px);
  padding: 20px; border-radius: 20px;
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(40px) saturate(180%);
  -webkit-backdrop-filter: blur(40px) saturate(180%);
  border: 1px solid rgba(255,255,255,0.6);
  box-shadow: 0 12px 40px rgba(99,90,180,0.15), 0 4px 12px rgba(99,90,180,0.08);
  opacity: 0; transform: translateY(12px) scale(0.96); pointer-events: none;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}
.skin-panel:not([hidden]) { opacity: 1; transform: none; pointer-events: auto; }
.skin-panel-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px;
}
.skin-panel-header h3 { font-size: 16px; font-weight: 700; }
.skin-panel-close {
  width: 28px; height: 28px; border-radius: 8px;
  display: grid; place-items: center; color: var(--ink-mute);
  transition: background 0.2s, color 0.2s;
}
.skin-panel-close:hover { background: rgba(0,0,0,0.06); color: var(--ink); }

.skin-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px;
  max-height: 360px; overflow-y: auto;
}
.skin-item {
  position: relative; border-radius: 12px; overflow: hidden;
  aspect-ratio: 16/10; cursor: pointer;
  border: 2px solid transparent;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
  background: none; padding: 0;
}
.skin-item:hover { transform: translateY(-2px); }
.skin-item.active { border-color: var(--ai-purple); }
.skin-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.3s var(--ease);
}
.skin-item:hover img { transform: scale(1.08); }
.skin-item picture {
  position: absolute; inset: 0; display: block;
}
.skin-item span {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 4px 6px; font-size: 11px; font-weight: 600;
  color: #fff; text-align: center;
  background: linear-gradient(transparent, rgba(0,0,0,0.5));
  text-shadow: 0 1px 2px rgba(0,0,0,0.4);
}
.skin-item.active::after {
  content: ''; position: absolute; top: 6px; right: 6px;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--ai-purple);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: center;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

/* ---------- Dashboard ---------- */
.dash-content {
  padding: 0 24px 24px;
  display: flex; flex-direction: column; gap: 20px;
  max-width: 1000px; width: 100%; min-width: 0;
}
.dash-content .view-header { padding: 16px 0 0; }

/* Welcome banner */
.dash-welcome {
  position: relative; overflow: hidden;
  padding: 36px 40px;
  display: flex; align-items: center; gap: 24px;
  background: linear-gradient(135deg, rgba(184,167,255,0.12) 0%, rgba(201,231,255,0.08) 100%);
  border: 1px solid rgba(184,167,255,0.25);
}
.dash-welcome-glow {
  position: absolute; top: -40%; right: -10%; width: 320px; height: 320px; border-radius: 50%;
  background: radial-gradient(circle, rgba(184,167,255,0.25), rgba(184,167,255,0) 70%);
  filter: blur(30px); pointer-events: none;
}
.dash-welcome-body { flex: 1; min-width: 0; position: relative; z-index: 1; }
.dash-welcome-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--ai-purple-deep); margin-bottom: 10px;
  padding: 5px 12px; border-radius: 999px;
  background: rgba(184,167,255,0.12); border: 1px solid rgba(184,167,255,0.2);
}
.dash-welcome-title {
  font-size: 28px; font-weight: 800; letter-spacing: -0.03em; margin-bottom: 8px;
  background: var(--grad-ai-text); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.dash-welcome-desc { font-size: 14px; color: var(--ink-mute); line-height: 1.6; margin-bottom: 20px; max-width: 420px; }
.dash-welcome-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.dash-welcome-orb { flex-shrink: 0; position: relative; z-index: 1; }
.dash-orb-icon {
  display: grid; place-items: center;
  width: 96px; height: 96px; border-radius: 28px;
  background: linear-gradient(135deg, rgba(255,255,255,0.6), rgba(184,167,255,0.15));
  border: 1px solid rgba(255,255,255,0.6);
  box-shadow: 0 12px 36px rgba(155,133,255,0.2);
  animation: floatY 6s ease-in-out infinite;
}

/* Stats grid */
.dash-stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.dash-stat-card {
  display: flex; align-items: center; gap: 16px;
  padding: 22px 24px;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.dash-stat-card:hover { transform: translateY(-3px); box-shadow: 0 16px 40px rgba(99,90,180,0.14); }
.dash-stat-clickable { cursor: pointer; }
.dash-stat-clickable:hover { transform: translateY(-4px); box-shadow: 0 20px 48px rgba(99,90,180,0.18); border-color: rgba(184,167,255,0.4); }
.dash-stat-icon {
  width: 48px; height: 48px; border-radius: 14px; flex-shrink: 0;
  display: grid; place-items: center; color: #fff;
}
.dash-stat-icon-purple { background: linear-gradient(135deg, #9B85FF, #B8A7FF); box-shadow: 0 8px 20px rgba(155,133,255,0.3); }
.dash-stat-icon-blue { background: linear-gradient(135deg, #6CB8FF, #9B85FF); box-shadow: 0 8px 20px rgba(108,184,255,0.3); }
.dash-stat-icon-ice { background: linear-gradient(135deg, #C9E7FF, #B8A7FF); box-shadow: 0 8px 20px rgba(184,167,255,0.28); }
.dash-stat-body { display: flex; flex-direction: column; min-width: 0; }
.dash-stat-value {
  font-size: 30px; font-weight: 800; letter-spacing: -0.03em; line-height: 1.1;
  font-family: var(--font-mono); color: var(--ink);
}
.dash-stat-label { font-size: 12px; color: var(--ink-mute); font-weight: 500; margin-top: 2px; }

/* Two-column grid */
.dash-grid-two {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
.dash-panel {
  padding: 24px 26px; min-width: 0; overflow: hidden;
}
.dash-panel-head {
  display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px;
}
.dash-panel-title { font-size: 16px; font-weight: 700; letter-spacing: -0.01em; }
.dash-panel-more {
  font-size: 12px; font-weight: 600; color: var(--ai-purple-deep);
  padding: 5px 12px; border-radius: 8px; transition: background 0.2s;
}
.dash-panel-more:hover { background: rgba(184,167,255,0.12); }

/* Action list */
.dash-action-list { display: flex; flex-direction: column; gap: 8px; }
.dash-action-item {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 16px; border-radius: 14px;
  background: rgba(255,255,255,0.3); border: 1px solid rgba(255,255,255,0.4);
  cursor: pointer; transition: transform 0.25s var(--ease), background 0.25s var(--ease), box-shadow 0.25s var(--ease);
  text-align: left; width: 100%;
}
.dash-action-item:hover {
  transform: translateY(-2px); background: rgba(255,255,255,0.6);
  box-shadow: 0 8px 24px rgba(99,90,180,0.1);
}
.dash-action-icon {
  width: 40px; height: 40px; border-radius: 12px; flex-shrink: 0;
  display: grid; place-items: center; color: #fff;
}
.dash-action-icon-purple { background: linear-gradient(135deg, #9B85FF, #B8A7FF); }
.dash-action-icon-blue { background: linear-gradient(135deg, #6CB8FF, #9B85FF); }
.dash-action-icon-ice { background: linear-gradient(135deg, #C9E7FF, #B8A7FF); }
.dash-action-text { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.dash-action-name { font-size: 14px; font-weight: 700; color: var(--ink); }
.dash-action-desc { font-size: 12px; color: var(--ink-mute); }
.dash-action-arrow { flex-shrink: 0; opacity: 0.3; transition: transform 0.25s var(--ease), opacity 0.25s; }
.dash-action-item:hover .dash-action-arrow { transform: translateX(4px); opacity: 0.7; }

/* Recent list */
.dash-recent-list { display: flex; flex-direction: column; gap: 8px; }
.dash-recent-empty {
  text-align: center; padding: 40px 16px; color: var(--ink-mute);
}
.dash-recent-empty svg { margin: 0 auto 12px; opacity: 0.3; }
.dash-recent-empty p { font-size: 13px; }
.dash-recent-item {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 14px 16px; border-radius: 12px;
  background: rgba(255,255,255,0.3); border: 1px solid rgba(255,255,255,0.4);
  cursor: pointer; transition: transform 0.25s var(--ease), background 0.25s var(--ease);
}
.dash-recent-item:hover { transform: translateY(-2px); background: rgba(255,255,255,0.55); }
.dash-recent-avatar {
  width: 36px; height: 36px; border-radius: 50%; flex-shrink: 0;
  background: var(--grad-ai); color: #fff;
  display: grid; place-items: center; font-size: 13px; font-weight: 700;
  text-transform: uppercase;
}
.dash-recent-main { flex: 1; min-width: 0; }
.dash-recent-top { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; margin-bottom: 3px; }
.dash-recent-to { font-size: 13px; font-weight: 700; color: var(--ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; flex: 1 1 auto; }
.dash-recent-date { font-size: 11px; color: var(--ink-mute); font-family: var(--font-mono); white-space: nowrap; flex-shrink: 0; }
.dash-recent-subject { font-size: 13px; font-weight: 600; color: var(--ink-soft); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; margin-bottom: 2px; }
.dash-recent-preview { font-size: 12px; color: var(--ink-mute); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---- New dashboard modules ---- */
/* 4-column stat grid */
.dash-stats-4 { grid-template-columns: repeat(4, 1fr); }

/* Two-column with wider left (inbox) panel */
.dash-grid-inbox-wide { grid-template-columns: 1.4fr 1fr; }

/* Inbox badge on welcome button */
.btn-badge {
  display: inline-grid; place-items: center;
  min-width: 20px; height: 20px; padding: 0 6px;
  border-radius: 999px; margin-left: 6px;
  font-size: 11px; font-weight: 700; font-family: var(--font-mono);
  background: linear-gradient(135deg, #9B85FF, #B8A7FF); color: #fff;
  box-shadow: 0 4px 12px rgba(155,133,255,0.4);
}
.btn-badge[hidden] { display: none; }

/* Inbox list item (recent inbox on dashboard) */
.dash-inbox-item {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 14px 16px; border-radius: 12px;
  background: rgba(255,255,255,0.3); border: 1px solid rgba(255,255,255,0.4);
  cursor: pointer; transition: transform 0.25s var(--ease), background 0.25s var(--ease);
  position: relative;
}
.dash-inbox-item:hover { transform: translateY(-2px); background: rgba(255,255,255,0.55); }
.dash-inbox-item.unread { background: rgba(184,167,255,0.12); border-color: rgba(184,167,255,0.3); }
.dash-inbox-item.unread::before {
  content: ''; position: absolute; left: 6px; top: 50%; transform: translateY(-50%);
  width: 6px; height: 6px; border-radius: 50%; background: var(--ai-purple, #9B85FF);
}
.dash-inbox-avatar {
  width: 36px; height: 36px; border-radius: 50%; flex-shrink: 0;
  background: var(--grad-ai); color: #fff;
  display: grid; place-items: center; font-size: 13px; font-weight: 700;
  text-transform: uppercase;
}
.dash-inbox-main { flex: 1; min-width: 0; }
.dash-inbox-top { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; margin-bottom: 3px; }
.dash-inbox-from {
  font-size: 13px; font-weight: 700; color: var(--ink);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; flex: 1 1 auto;
}
.dash-inbox-item.unread .dash-inbox-from { color: var(--ai-purple-deep, #6B5CDF); }
.dash-inbox-date { font-size: 11px; color: var(--ink-mute); font-family: var(--font-mono); white-space: nowrap; flex-shrink: 0; }
.dash-inbox-subject {
  font-size: 13px; font-weight: 600; color: var(--ink-soft);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; margin-bottom: 2px;
  display: flex; align-items: center; gap: 6px;
}
.dash-inbox-item.unread .dash-inbox-subject { color: var(--ink); font-weight: 700; }
.dash-inbox-flags { display: inline-flex; align-items: center; gap: 4px; flex-shrink: 0; }
.dash-inbox-flag-star { color: #F5B945; }
.dash-inbox-flag-attach { color: var(--ai-purple-deep, #6B5CDF); opacity: 0.7; }
.dash-inbox-preview { font-size: 12px; color: var(--ink-mute); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Account & security strip */
.dash-strip {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px;
}
.dash-strip-chip {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 16px; border-radius: 14px; cursor: pointer;
  text-align: left; width: 100%; border: 1px solid rgba(255,255,255,0.4);
  background: rgba(255,255,255,0.3);
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.dash-strip-chip:hover {
  transform: translateY(-2px); background: rgba(255,255,255,0.55);
  box-shadow: 0 8px 24px rgba(99,90,180,0.1);
}
.dash-strip-icon {
  width: 34px; height: 34px; border-radius: 10px; flex-shrink: 0;
  display: grid; place-items: center; color: #fff;
}
.dash-strip-icon-purple { background: linear-gradient(135deg, #9B85FF, #B8A7FF); }
.dash-strip-icon-blue { background: linear-gradient(135deg, #6CB8FF, #9B85FF); }
.dash-strip-icon-ice { background: linear-gradient(135deg, #C9E7FF, #B8A7FF); }
.dash-strip-text { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.dash-strip-label { font-size: 11px; color: var(--ink-mute); font-weight: 500; }
.dash-strip-value {
  font-size: 13px; font-weight: 700; color: var(--ink);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.dash-strip-value.ok { color: #2DBA7C; }
.dash-strip-value.warn { color: #E5934A; }

/* App menu toggle (hamburger) — only visible on mobile */
.app-menu-toggle {
  display: none; flex-direction: column; gap: 5px; padding: 8px; cursor: pointer;
}
.app-menu-toggle span { width: 22px; height: 2px; background: var(--ink); border-radius: 2px; transition: 0.3s var(--ease); }
.app-menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.app-menu-toggle.active span:nth-child(2) { transform: translateY(-7px) rotate(-45deg); }
.app-sidebar-overlay {
  position: fixed; inset: 0; z-index: 40;
  background: rgba(0,0,0,0.3); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity 0.3s var(--ease), visibility 0s linear 0.3s;
}
.app-sidebar-overlay.show {
  opacity: 1; visibility: visible; pointer-events: auto;
  transition: opacity 0.3s var(--ease), visibility 0s;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .app-layout { flex-direction: column; padding: 0; gap: 0; }
  /* Sidebar becomes a slide-in drawer */
  .app-sidebar {
    position: fixed; top: 0; left: 0; bottom: 0; width: 280px; z-index: 50;
    flex-direction: column; align-items: stretch; padding: 20px 16px; gap: 12px;
    transform: translateX(-100%); transition: transform 0.35s var(--ease);
    overflow-y: auto; pointer-events: none;
  }
  .app-sidebar.open { transform: none; pointer-events: auto; }
  .sidebar-logo { margin-bottom: 8px; flex-shrink: 0; }
  .compose-btn { width: 100%; margin-bottom: 0; padding: 12px 16px; font-size: 14px; }
  .sidebar-nav { flex-direction: column; gap: 4px; flex: 1; }
  .sidebar-nav-item { padding: 12px 14px; font-size: 14px; }
  .sidebar-nav-item span, .nav-external { display: inline; }
  .skin-panel { left: 12px; right: 12px; bottom: 12px; width: auto; }
  .skin-grid { grid-template-columns: repeat(3, 1fr); }
  .user-capsule { margin-top: 12px; }
  .user-capsule-menu { left: 12px; right: 12px; }
  .app-main { overflow-y: auto; }
  .compose-card { padding: 20px; }
  .compose-view { padding: 0 12px 16px; }
  .sent-list { gap: 6px; }
  .dash-content { padding: 0 12px 16px; }
  .view-body { padding: 0 12px 16px; }
  .dash-welcome { padding: 24px 20px; flex-direction: column; text-align: center; gap: 16px; }
  .dash-welcome-desc { margin: 0 auto 16px; }
  .dash-welcome-actions { justify-content: center; }
  .dash-stats, .dash-stats-4 { grid-template-columns: repeat(2, 1fr); }
  .dash-grid-two, .dash-grid-inbox-wide { grid-template-columns: 1fr; }
  .dash-strip { grid-template-columns: repeat(2, 1fr); }
  .view-header { padding: 12px 0 16px; }
  .app-topbar { padding: 12px 16px 0; display: flex; align-items: center; gap: 12px; }
  .app-menu-toggle { display: flex; }
  .app-sidebar-overlay { display: block; }
  .email-fullscreen { top: var(--fs-top-m, 76px); left: var(--fs-left-m, 12px); right: var(--fs-right-m, 12px); bottom: var(--fs-bottom-m, 12px); }
  .pill { height: 32px; padding: 0 12px; font-size: 11px; }
  .pill svg { width: 14px; height: 14px; }
}

/* 移动端隐藏 "Ctrl + Enter to send" 提示 */
@media (max-width: 900px) {
  .compose-shortcut-hint--hide-mobile { display: none !important; }
}

@media (max-width: 560px) {
  .compose-from-row { flex-direction: column; align-items: stretch; gap: 8px; }
  .from-switch-btn { width: 100%; justify-content: center; }
  .modal-card { max-height: 90vh; }
  .modal-header, .modal-meta, .modal-body { padding-left: 20px; padding-right: 20px; }
  .from-switcher-panel { width: 100%; }
  .from-identity-add-prefix-row { flex-direction: column; align-items: stretch; }
  .from-identity-add-domain { justify-content: center; }
  .routes-list { grid-template-columns: 1fr; }
  .dash-stats, .dash-stats-4 { grid-template-columns: 1fr; }
  .dash-strip { grid-template-columns: 1fr; }
}

/* ============ Inbox ============ */
.btn-sm { height: 32px; padding: 0 12px; font-size: 12px; }
.inbox-toolbar {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
}
.inbox-search-box {
  display: flex; align-items: center; gap: 6px;
  padding: 0 12px; height: 32px; border-radius: 10px;
  background: rgba(255,255,255,0.65); border: 1.5px solid var(--line-soft);
  color: var(--ink-mute); flex: 1; min-width: 140px; max-width: 240px;
}
.inbox-search-box:focus-within { border-color: var(--ai-purple); box-shadow: 0 0 0 3px rgba(184,167,255,0.15); }
.inbox-search-box svg { flex-shrink: 0; }
.inbox-search-box input {
  border: none; outline: none; background: none; flex: 1; min-width: 0;
  font-size: 13px; color: var(--ink); font-family: var(--font);
}
.inbox-filter-chips { display: flex; gap: 4px; }
.inbox-filter-chip {
  height: 32px; padding: 0 12px; border-radius: 10px; border: 1.5px solid var(--line-soft);
  background: rgba(255,255,255,0.65); font-size: 12px; font-weight: 600; color: var(--ink-soft);
  cursor: pointer; transition: 0.2s var(--ease); white-space: nowrap;
}
.inbox-filter-chip:hover { background: rgba(255,255,255,0.85); }
.inbox-filter-chip.active {
  color: #fff; border-color: transparent;
  background: linear-gradient(135deg, var(--ai-purple-deep), var(--ai-purple));
  box-shadow: 0 4px 12px rgba(155,133,255,0.3);
}

.inbox-list { display: flex; flex-direction: column; gap: 6px; }
.inbox-item {
  display: flex; align-items: flex-start; gap: 12px; padding: 12px 14px;
  border-radius: 14px; background: rgba(255,255,255,0.72);
  border: 1px solid transparent; cursor: pointer; transition: 0.2s var(--ease);
}
.inbox-item:hover { background: rgba(255,255,255,0.88); border-color: var(--line-soft); }
.inbox-item.unread { background: rgba(184,167,255,0.15); border-color: rgba(184,167,255,0.3); }
.inbox-item-avatar {
  width: 36px; height: 36px; border-radius: 10px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; font-weight: 700; color: #fff;
  background: linear-gradient(135deg, var(--ai-purple-deep), var(--ai-purple));
}
.inbox-item-main { flex: 1; min-width: 0; }
.inbox-item-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 2px; }
.inbox-item-from { font-size: 13px; font-weight: 700; color: var(--ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.inbox-item.unread .inbox-item-from { color: var(--ai-purple-deep); }
.inbox-item-date { font-size: 11px; color: var(--ink-mute); flex-shrink: 0; white-space: nowrap; }
.inbox-item-subject {
  font-size: 13px; font-weight: 600; color: var(--ink); margin-bottom: 2px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.inbox-item.unread .inbox-item-subject { font-weight: 800; }
.inbox-item-preview { font-size: 12px; color: var(--ink-mute); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.inbox-item-side { display: flex; flex-direction: column; align-items: center; gap: 6px; flex-shrink: 0; padding-top: 2px; }
.inbox-star { color: var(--ink-mute); cursor: pointer; transition: 0.2s; }
.inbox-star:hover { color: #FFD700; }
.inbox-star.active { color: #FFD700; }
.inbox-att-icon { color: var(--ink-mute); }

/* 复选框 + 已读状态圆点 */
.inbox-check-wrap { flex-shrink: 0; display: flex; align-items: flex-start; padding-top: 9px; cursor: pointer; }
.inbox-check { width: 17px; height: 17px; accent-color: var(--ai-purple-deep); cursor: pointer; }
.inbox-read-dot {
  width: 11px; height: 11px; border-radius: 50%; cursor: pointer; padding: 0; border: 2px solid var(--ink-mute);
  background: transparent; transition: 0.2s var(--ease);
}
.inbox-read-dot.read { background: var(--ai-purple-deep); border-color: var(--ai-purple-deep); }
.inbox-read-dot:hover { border-color: var(--ai-purple-deep); box-shadow: 0 0 0 3px rgba(184,167,255,0.2); }

/* 批量操作栏 */
.inbox-bulk-bar {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  margin-top: 10px; padding: 10px 14px; border-radius: 12px;
  background: linear-gradient(120deg, rgba(184,167,255,0.16), rgba(201,231,255,0.16));
  border: 1px solid rgba(184,167,255,0.3);
}
.inbox-bulk-all { display: flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 600; color: var(--ink); cursor: pointer; }
.inbox-bulk-all input { accent-color: var(--ai-purple-deep); }
.inbox-bulk-count { font-size: 12.5px; color: var(--ink-mute); font-weight: 600; }
.inbox-bulk-spacer { flex: 1; }
.inbox-bulk-bar .btn-sm { height: 32px; padding: 0 14px; font-size: 12.5px; }

.inbox-pagination { display: flex; align-items: center; justify-content: center; gap: 4px; padding: 12px 0 4px; }
.inbox-page-btn {
  min-width: 32px; height: 32px; border-radius: 8px; border: 1.5px solid var(--line-soft);
  background: rgba(255,255,255,0.65); font-size: 13px; font-weight: 600; color: var(--ink-soft);
  cursor: pointer; transition: 0.2s var(--ease);
}
.inbox-page-btn:hover { background: rgba(255,255,255,0.85); }
.inbox-page-btn.active { color: #fff; border-color: transparent; background: var(--ai-purple); }
.inbox-page-ellipsis { padding: 0 4px; color: var(--ink-mute); }

/* ============ Routes ============ */
.routes-section { margin-bottom: 20px; }
.routes-section-header {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin-bottom: 12px;
}
.routes-section-header h3 { font-size: 15px; font-weight: 700; color: var(--ink); }

.domain-routes-list {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 10px;
}
.route-card {
  padding: 16px; border-radius: 14px; background: rgba(255,255,255,0.72);
  border: 1px solid transparent; transition: 0.2s var(--ease);
}
.route-card:hover { background: rgba(255,255,255,0.88); border-color: var(--line-soft); }
.route-card.inactive { opacity: 0.6; }
.route-card-empty {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  min-height: 100px; text-align: center; gap: 6px;
  border: 1.5px dashed var(--line-soft); background: rgba(255,255,255,0.35);
}
.route-card-empty svg { color: var(--ink-mute); opacity: 0.4; }
.route-card-empty-name { font-size: 13px; color: var(--ink-mute); }
.route-add-link {
  font-size: 12px; font-weight: 600; color: var(--ai-purple-deep); cursor: pointer;
  background: none; border: none; padding: 4px 10px; border-radius: 8px; transition: 0.2s;
}
.route-add-link:hover { background: rgba(184,167,255,0.12); }

.route-card-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 10px; }
.route-card-title { display: flex; align-items: center; gap: 8px; min-width: 0; }
.route-card-title svg { color: var(--ai-purple-deep); flex-shrink: 0; }
.route-card-title span { font-size: 14px; font-weight: 700; color: var(--ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.route-card-meta { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

/* 邮箱规则列表与域名规则统一：grid 卡片布局 */
.email-routes-list {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 10px;
}
.email-route-item {
  display: flex; align-items: center; gap: 12px; padding: 12px 16px;
  transition: 0.2s var(--ease); border-bottom: 1px solid var(--line-soft);
}
.email-route-item:last-child { border-bottom: none; }
.email-route-item:hover { background: rgba(255,255,255,0.6); }
.email-route-item.inactive { opacity: 0.55; }
.email-route-main { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.email-route-top { display: flex; align-items: center; gap: 8px; }
.email-route-top svg { color: var(--ai-purple); flex-shrink: 0; }
.email-route-name { font-size: 14px; font-weight: 600; color: var(--ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.email-route-meta { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; padding-left: 24px; }
.route-priority-text { font-size: 11px; color: var(--ink-mute); margin-left: auto; }

.route-card-actions { display: flex; align-items: center; gap: 2px; flex-shrink: 0; }
.route-icon-btn {
  width: 30px; height: 30px; border-radius: 8px; display: grid; place-items: center;
  color: var(--ink-mute); cursor: pointer; transition: 0.2s; background: none; border: none;
}
.route-icon-btn:hover { background: rgba(0,0,0,0.06); color: var(--ink); }
.route-toggle-btn.on { color: #22c55e; }
.route-toggle-btn:hover { color: #22c55e; }
.route-delete-btn:hover { color: #ef4444; background: rgba(239,68,68,0.1); }

.route-badge {
  font-size: 10px; font-weight: 700; padding: 2px 8px; border-radius: 6px;
  text-transform: uppercase; white-space: nowrap;
}
.route-badge-store { color: #3b82f6; background: rgba(59,130,246,0.12); }
.route-badge-forward { color: #22c55e; background: rgba(34,197,94,0.12); }
.route-badge-fwd-only { color: #f59e0b; background: rgba(245,158,11,0.12); }
.route-badge-discard { color: #ef4444; background: rgba(239,68,68,0.12); }

.route-status-pill {
  font-size: 10px; font-weight: 600; padding: 2px 8px; border-radius: 999px;
  background: rgba(0,0,0,0.06); color: var(--ink-mute); white-space: nowrap;
}
.route-status-pill.on { background: rgba(34,197,94,0.12); color: #22c55e; }
.route-forward-info { font-size: 12px; color: var(--ink-mute); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 200px; }

/* ============ Route Editor Modal ============ */
.route-modal-card { max-width: 560px; }
.route-form { padding: 0 24px 24px; display: flex; flex-direction: column; gap: 12px; }
.route-form-field { display: flex; flex-direction: column; gap: 4px; }
.route-form-label { font-size: 12px; font-weight: 700; color: var(--ink-mute); text-transform: uppercase; letter-spacing: 0.05em; }
.route-form input[type="text"], .route-form select, .route-form textarea, .route-form input[type="number"] {
  width: 100%; padding: 10px 14px; border: 1.5px solid var(--line-soft); border-radius: 10px;
  font-size: 14px; color: var(--ink); background: rgba(255,255,255,0.6); outline: none;
  transition: border-color 0.2s, box-shadow 0.2s; font-family: var(--font);
}
.route-form textarea { resize: vertical; font-family: var(--font-mono); font-size: 13px; }
.route-form input:focus, .route-form select:focus, .route-form textarea:focus {
  border-color: var(--ai-purple); box-shadow: 0 0 0 3px rgba(184,167,255,0.15);
}
.route-form-row { display: flex; align-items: flex-end; gap: 16px; }
.route-priority-wrap { width: 100px; flex-shrink: 0; }
.route-priority-wrap input { text-align: center; }
.route-match-type-row { display: flex; gap: 6px; }
.route-match-btn {
  flex: 1; padding: 10px 14px; border-radius: 10px; border: 1.5px solid var(--line-soft);
  background: rgba(255,255,255,0.5); font-size: 13px; font-weight: 600; color: var(--ink-soft);
  cursor: pointer; transition: 0.2s var(--ease); text-align: center;
}
.route-match-btn:hover { background: rgba(255,255,255,0.8); }
.route-match-btn.active {
  color: #fff; border-color: transparent;
  background: linear-gradient(135deg, var(--ai-purple-deep), var(--ai-purple));
  box-shadow: 0 4px 12px rgba(155,133,255,0.3);
}
.route-form-checkbox {
  display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--ink);
  cursor: pointer;
}
.route-form-checkbox input { width: 16px; height: 16px; accent-color: var(--ai-purple); }
.route-form-actions { display: flex; gap: 8px; margin-top: 4px; }
.route-form-actions .btn { flex: 1; }

/* ============ Modal Attachments & HTML Frame ============ */
.modal-html-frame { width: 100%; min-height: 200px; border: none; border-radius: 10px; background: #fff; display: block; }
/* 全屏阅读：iframe 纵向强制撑满阅读区 */
.email-fullscreen-body .modal-html-frame { min-height: 100%; height: 100%; }
.modal-attachments { padding: 0 24px 20px; }
.modal-attachments-title { font-size: 12px; font-weight: 700; color: var(--ink-mute); text-transform: uppercase; margin-bottom: 8px; letter-spacing: 0.05em; }
.modal-attachment-item {
  display: flex; align-items: center; gap: 8px; padding: 10px 14px; border-radius: 10px;
  background: rgba(255,255,255,0.5); border: 1px solid var(--line-soft); margin-bottom: 6px;
  font-size: 13px; color: var(--ink); text-decoration: none; transition: 0.2s var(--ease);
}
.modal-attachment-item:hover { background: rgba(184,167,255,0.1); border-color: var(--ai-purple); }
.modal-attachment-item svg { color: var(--ai-purple-deep); flex-shrink: 0; }
.modal-attachment-item span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.modal-attachment-size { font-size: 11px; color: var(--ink-mute); margin-left: auto; flex-shrink: 0; }

@media (max-width: 700px) {
  .inbox-toolbar { flex-direction: column; align-items: stretch; }
  .inbox-search-box { max-width: none; }
  .route-form { padding: 12px 16px 16px; }
  .modal-attachments { padding: 0 16px 16px; }
  .domain-routes-list { grid-template-columns: 1fr; }
  .route-form-row { flex-direction: column; align-items: stretch; gap: 12px; }
  .route-priority-wrap { width: 100%; }
  .security-grid { grid-template-columns: 1fr !important; }
  .security-status { flex-direction: column; text-align: center; gap: 12px; }
  .security-code-value { font-size: 32px !important; }
}

/* ============ Security Center ============ */
.security-view .view-body { max-width: 1000px; }

.security-status {
  display: flex; align-items: center; gap: 16px;
  padding: 20px 24px; border-radius: 16px; margin-bottom: 20px;
}
.security-status-icon {
  width: 52px; height: 52px; border-radius: 14px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(184,167,255,0.25), rgba(201,231,255,0.25));
  color: var(--ai-purple-deep, #7c5cff);
}
.security-status-body { flex: 1; min-width: 0; }
.security-status-body h3 { font-size: 16px; font-weight: 700; color: var(--ink); margin: 0 0 4px; }
.security-status-body p { font-size: 13px; color: var(--ink-mute); margin: 0; line-height: 1.5; }

.security-badge {
  flex-shrink: 0; padding: 6px 14px; border-radius: 999px;
  font-size: 12px; font-weight: 700; letter-spacing: 0.02em;
  background: rgba(34,197,94,0.15); color: #16a34a;
  border: 1px solid rgba(34,197,94,0.3);
}
.security-badge.security-badge-off {
  background: rgba(239,68,68,0.12); color: #dc2626;
  border-color: rgba(239,68,68,0.3);
}

.security-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
}

.security-card {
  padding: 24px; border-radius: 16px;
  display: flex; flex-direction: column; gap: 14px;
}
.security-card-header {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
}
.security-card-header h3 { font-size: 15px; font-weight: 700; color: var(--ink); margin: 0; }

/* QR code */
.security-qr-wrap {
  display: flex; align-items: center; justify-content: center;
  padding: 16px; border-radius: 12px; background: #fff;
  border: 1px solid var(--line-soft, rgba(0,0,0,0.06));
  position: relative; min-height: 220px;
}
.security-qr-canvas {
  display: block; max-width: 100%; height: auto;
  image-rendering: pixelated; image-rendering: crisp-edges;
}
.security-qr-loading {
  position: absolute; color: var(--ink-mute); font-size: 13px;
}
.security-card-hint {
  font-size: 12px; color: var(--ink-mute); margin: 0; line-height: 1.5; text-align: center;
}

/* Secret key */
.security-secret-row {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 14px; border-radius: 10px;
  background: rgba(0,0,0,0.03); border: 1px dashed var(--line-soft, rgba(0,0,0,0.1));
}
.security-secret-code {
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 14px; font-weight: 600; color: var(--ink);
  word-break: break-all; letter-spacing: 0.05em; flex: 1;
}
.security-meta {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
}
.security-meta-item {
  display: flex; flex-direction: column; gap: 2px;
  padding: 8px 12px; border-radius: 8px; background: rgba(255,255,255,0.4);
}
.security-meta-label {
  font-size: 11px; color: var(--ink-mute); text-transform: uppercase;
  letter-spacing: 0.04em; font-weight: 600;
}
.security-meta-value { font-size: 13px; color: var(--ink); font-weight: 500; word-break: break-all; }

/* Dynamic code */
.security-code-card { align-items: center; text-align: center; }
.security-code-display {
  display: flex; align-items: center; justify-content: center;
  padding: 20px 0 12px; width: 100%;
}
.security-code-value {
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 42px; font-weight: 800; letter-spacing: 0.12em;
  background: linear-gradient(135deg, var(--ai-purple-deep, #7c5cff), var(--ai-blue, #5b9cff));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  user-select: all; cursor: pointer;
}
.security-code-progress-wrap {
  width: 100%; height: 6px; border-radius: 999px;
  background: rgba(0,0,0,0.06); overflow: hidden;
}
.security-code-progress {
  height: 100%; width: 100%; border-radius: 999px;
  background: var(--accent, #7c5cff);
  transition: width 1s linear, background 0.3s ease;
}
.security-code-footer {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; gap: 8px;
}
.security-code-countdown {
  font-size: 13px; font-weight: 700; color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
}
.security-code-hint { font-size: 11px; color: var(--ink-mute); }

/* Copy button feedback */
.btn.copied {
  background: rgba(34,197,94,0.15) !important; color: #16a34a !important;
  border-color: rgba(34,197,94,0.4) !important;
}

.security-note {
  margin-top: 16px; padding: 14px 18px; border-radius: 12px;
  background: rgba(239,68,68,0.08); border: 1px solid rgba(239,68,68,0.2);
  color: #dc2626; font-size: 13px; line-height: 1.5;
}

/* ============ AI Model Settings Drawer ============ */
.ai-settings-drawer { position: fixed; inset: 0; z-index: 120; }
.ai-settings-drawer[hidden] { display: none; }
.ai-settings-backdrop {
  position: absolute; inset: 0; background: rgba(40,38,70,0.32);
  backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
}
.ai-settings-panel {
  position: absolute; top: 50%; right: 24px; transform: translateY(-50%);
  width: 380px; max-width: calc(100vw - 32px); max-height: calc(100vh - 48px); overflow-y: auto;
  padding: 26px 28px; border-radius: 20px;
  background: linear-gradient(180deg, rgba(248,249,255,0.92) 0%, rgba(248,249,255,0.86) 100%);
  border: 1px solid rgba(255,255,255,0.6);
  box-shadow: 0 24px 80px rgba(99,90,180,0.28);
}
.ai-settings-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.ai-settings-head h3 { margin: 0; font-size: 18px; font-weight: 800; letter-spacing: -0.02em; color: var(--ink); }
.ai-settings-close {
  width: 32px; height: 32px; border-radius: 9px; display: grid; place-items: center;
  color: var(--ink-mute); background: transparent; border: 1.5px solid var(--line-soft); cursor: pointer; transition: background 0.2s;
}
.ai-settings-close:hover { background: rgba(0,0,0,0.06); }
.ai-settings-desc { font-size: 12.5px; color: var(--ink-mute); line-height: 1.6; margin: 0 0 18px; }
.ai-settings-field { margin-bottom: 14px; }
.ai-settings-field label { display: block; font-size: 12px; font-weight: 700; color: var(--ink-mute); margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.06em; }
.ai-settings-field input {
  width: 100%; box-sizing: border-box; padding: 11px 13px; font-size: 13px;
  border: 1px solid var(--line-soft); border-radius: 10px; background: rgba(255,255,255,0.7); color: var(--ink);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.ai-settings-field input:focus { border-color: var(--ai-purple); box-shadow: 0 0 0 4px rgba(184,167,255,0.18); outline: none; }
.ai-settings-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 8px; }
.ai-settings-status { font-size: 12.5px; margin-top: 12px; min-height: 18px; color: var(--ink-mute); }
.ai-settings-status.ok { color: #2DBA7C; }
.ai-settings-status.err { color: #dc2626; }

/* 左侧导航 AI 设置项高亮 */
#aiSettingsNav.active { color: var(--ai-purple-deep); background: rgba(184,167,255,0.16); }

/* ============ Attachment Preview Lightbox ============ */
.att-preview { position: fixed; inset: 0; z-index: 130; display: flex; align-items: center; justify-content: center; padding: 24px; }
.att-preview[hidden] { display: none; }
.att-preview-backdrop { position: absolute; inset: 0; background: rgba(30,28,55,0.5); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }
.att-preview-panel {
  position: relative; z-index: 1; width: min(900px, 100%); max-height: 90vh; display: flex; flex-direction: column;
  border-radius: 18px; background: linear-gradient(180deg, rgba(248,249,255,0.96), rgba(248,249,255,0.9));
  border: 1px solid rgba(255,255,255,0.6); box-shadow: 0 24px 80px rgba(99,90,180,0.3); overflow: hidden;
}
.att-preview-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 18px; border-bottom: 1px solid var(--line-soft); }
.att-preview-name { font-size: 14px; font-weight: 700; color: var(--ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.att-preview-actions { display: flex; gap: 8px; flex-shrink: 0; }
.att-preview-close { width: 32px; height: 32px; border-radius: 9px; display: grid; place-items: center; color: var(--ink-mute); background: transparent; border: 1.5px solid var(--line-soft); cursor: pointer; }
.att-preview-close:hover { background: rgba(0,0,0,0.06); }
.att-preview-body { flex: 1; overflow: auto; padding: 18px; display: flex; align-items: center; justify-content: center; background: rgba(245,246,250,0.6); }
.att-preview-img { max-width: 100%; max-height: 70vh; border-radius: 10px; box-shadow: 0 8px 30px rgba(0,0,0,0.12); }
.att-preview-iframe { width: 100%; height: 70vh; border: none; border-radius: 10px; background: #fff; }

/* ============ Thread (conversation) grouping ============ */
.inbox-thread { border-radius: 14px; background: rgba(255,255,255,0.55); margin-bottom: 6px; overflow: hidden; border: 1px solid transparent; }
.inbox-thread.unread { background: rgba(184,167,255,0.12); border-color: rgba(184,167,255,0.28); }
.inbox-thread-head { display: flex; align-items: flex-start; gap: 10px; padding: 12px 14px; cursor: pointer; transition: 0.2s var(--ease); }
.inbox-thread-head:hover { background: rgba(255,255,255,0.7); }
.inbox-thread-toggle { flex-shrink: 0; width: 22px; height: 22px; border-radius: 6px; border: none; background: transparent; color: var(--ink-mute); cursor: pointer; display: grid; place-items: center; margin-top: 2px; }
.inbox-thread-toggle svg { transition: transform 0.2s var(--ease); }
.inbox-thread-toggle svg.rot { transform: rotate(90deg); }
.inbox-thread-count { font-size: 11px; font-weight: 700; color: var(--ai-purple-deep); background: rgba(184,167,255,0.18); border-radius: 999px; padding: 2px 8px; min-width: 20px; text-align: center; }
.inbox-thread-children { padding: 0 8px 8px 44px; display: flex; flex-direction: column; gap: 4px; }
.inbox-thread-children .inbox-item { background: rgba(255,255,255,0.6); box-shadow: none; padding: 8px 12px; }
.inbox-sub-item { font-size: 13px; }
.inbox-sub-item .inbox-item-subject { font-size: 12.5px; }