/* ============================================================
   DualStar · 短信 app
   仿 iOS 短信样式 · 韩式低饱和度配色
   ============================================================ */

.sms-view {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
}

.sms-shell {
  position: relative;
  width: var(--phone-w);
  height: var(--phone-h);
  max-height: 100vh;
  background: var(--bg);
  border-radius: var(--phone-radius);
  box-shadow:
    0 0 0 12px var(--bg-elevated),
    0 0 0 13px var(--border-strong),
    var(--shadow-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

@media (max-width: 768px) {
  .sms-shell {
    width: 100vw;
    height: 100vh;
    height: 100lvh;
    border-radius: 0;
    box-shadow: none;
  }
}

/* —— 顶部导航 —— */
.sms-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px 8px;
  background: var(--bg-glass);
  border-bottom: 0.5px solid var(--border);
  padding-top: calc(10px + var(--safe-area-top, env(safe-area-inset-top, 0px)));
  flex-shrink: 0;
  gap: 4px;
  min-height: 52px;
}

.sms-nav-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.2px;
  flex: 1;
  text-align: center;
}

.sms-nav-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--r-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-deep, var(--accent));
  cursor: pointer;
  flex-shrink: 0;
  transition: background-color var(--dur-fast), transform var(--dur-fast) var(--ease-out);
}
.sms-nav-btn:hover { background: var(--surface); }
.sms-nav-btn:active { transform: scale(0.92); }

/* —— 聊天页导航 —— */
.sms-chat-nav {
  padding-bottom: 8px;
}

.sms-chat-header {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  min-width: 0;
}

.sms-chat-info {
  text-align: center;
  min-width: 0;
}
.sms-chat-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.25;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 220px;
}
.sms-chat-status {
  font-size: 11px;
  color: var(--text-tertiary);
  letter-spacing: 0.2px;
  margin-top: 1px;
}

/* —— 搜索栏 —— */
.sms-search-bar {
  padding: 6px 16px 8px;
  background: var(--bg-glass);
  border-bottom: 0.5px solid var(--border);
  flex-shrink: 0;
  position: relative;
}
.sms-search-icon {
  position: absolute;
  left: 28px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-tertiary);
  pointer-events: none;
}
.sms-search-input {
  width: 100%;
  padding: 7px 14px 7px 34px;
  border-radius: 10px;
  border: 0.5px solid var(--border);
  background: var(--surface);
  font-size: 14px;
  color: var(--text);
  outline: none;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}
.sms-search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(122, 156, 184, 0.15);
}

/* —— 列表 —— */
.sms-list {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 4px 0;
  -webkit-overflow-scrolling: touch;
  background: var(--bg);
}

.sms-thread {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  cursor: pointer;
  transition: background-color var(--dur-fast);
  position: relative;
  border-bottom: 0.5px solid var(--border-light);
}
.sms-thread:hover { background: var(--surface); }
.sms-thread:active { background: var(--bg-soft); }
.sms-thread:last-child { border-bottom: none; }

.sms-thread-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.sms-thread-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
}
.sms-thread-name {
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  letter-spacing: -0.2px;
}
.sms-thread-time {
  font-size: 11px;
  color: var(--text-tertiary);
  flex-shrink: 0;
  letter-spacing: 0.2px;
}
.sms-thread-preview {
  font-size: 13px;
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  line-height: 1.4;
  margin-top: 1px;
}
.sms-thread-typing {
  color: var(--wechat-primary, #07c160);
  font-size: 12px;
  font-style: italic;
  animation: sms-typing-pulse 1.5s ease-in-out infinite;
}
@keyframes sms-typing-pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}
.sms-thread-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 2px;
}
.sms-thread-tag {
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.2px;
}
.sms-thread-tag.tag-blocked {
  color: #fa5151;
  background: rgba(250, 81, 81, 0.08);
}
.sms-thread-tag.tag-notfriend {
  color: #b06800;
  background: rgba(255, 152, 0, 0.08);
}

.sms-thread-badge {
  background: #34c759;
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 1px 3px rgba(52, 199, 89, 0.3);
}

/* —— 空状态 —— */
.sms-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 64px 24px;
  color: var(--text-tertiary);
  text-align: center;
}
.sms-empty-icon { margin-bottom: 16px; opacity: 0.4; }
.sms-empty p { font-size: 14px; margin: 0 0 4px; }
.sms-empty .micro { font-size: 12px; opacity: 0.7; line-height: 1.6; }

/* —— 对话页消息区 —— */
.sms-chat-messages {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 12px 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: var(--bg);
  -webkit-overflow-scrolling: touch;
}

.sms-chat-empty {
  margin: auto;
  text-align: center;
  color: var(--text-tertiary);
  padding: 48px 24px;
}
.sms-chat-empty-icon {
  margin-bottom: 12px;
  opacity: 0.4;
}
.sms-chat-empty p { font-size: 14px; margin: 0 0 4px; }
.sms-chat-empty .micro { font-size: 12px; opacity: 0.7; }

.sms-date-divider {
  text-align: center;
  font-size: 11px;
  color: var(--text-tertiary);
  margin: 12px 0 8px;
  letter-spacing: 0.3px;
  font-weight: 500;
}
.sms-date-divider:first-child {
  margin-top: 0;
}

/* —— 气泡 —— */
.sms-bubble-row {
  display: flex;
  flex-direction: row;
  max-width: 80%;
  margin: 2px 0;
  animation: smsBubbleIn 0.3s var(--ease-out);
  align-items: flex-end;
  gap: 6px;
  width: max-content;
}
.sms-bubble-row.sent {
  align-self: flex-end;
  flex-direction: row-reverse;
}
.sms-bubble-row.received {
  align-self: flex-start;
}
.sms-bubble-row.consecutive {
  margin-top: 1px;
}

@keyframes smsBubbleIn {
  from { opacity: 0; transform: translateY(6px) scale(0.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.sms-bubble-wrap {
  display: flex;
  flex-direction: column;
  max-width: 100%;
  flex: 0 1 auto;
}
.sms-bubble-row.sent .sms-bubble-wrap {
  align-items: flex-end;
}
.sms-bubble-row.received .sms-bubble-wrap {
  align-items: flex-start;
}

.sms-bubble {
  padding: 8px 12px;
  border-radius: 18px;
  font-size: 15px;
  line-height: 1.4;
  word-break: break-word;
  letter-spacing: -0.1px;
  position: relative;
  max-width: 100%;
  transition: transform var(--dur-fast) var(--ease-out);
}
.sms-bubble:active {
  transform: scale(0.98);
}

.sms-bubble.sent {
  background: linear-gradient(135deg, #5B89B5, #4A7AA8);
  color: #fff;
  border-bottom-right-radius: 5px;
  box-shadow: 0 1px 2px rgba(74, 122, 168, 0.2);
}
.sms-bubble.received {
  background: var(--bg-elevated);
  color: var(--text);
  border: 0.5px solid var(--border);
  border-bottom-left-radius: 5px;
  box-shadow: 0 1px 1.5px rgba(0, 0, 0, 0.04);
}

.sms-bubble-row.consecutive .sms-bubble.sent {
  border-bottom-right-radius: 18px;
}
.sms-bubble-row.consecutive .sms-bubble.received {
  border-bottom-left-radius: 18px;
}

/* 错误气泡 */
.sms-bubble-error {
  background: rgba(239, 68, 68, 0.08) !important;
  color: #ef4444 !important;
  border-color: rgba(239, 68, 68, 0.2) !important;
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.sms-error-icon {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #ef4444;
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  flex-shrink: 0;
}

.sms-bubble-text {
  white-space: pre-wrap;
  word-wrap: break-word;
}

.sms-bubble-meta {
  font-size: 10px;
  color: var(--text-tertiary);
  margin-top: 3px;
  padding: 0 6px;
  letter-spacing: 0.2px;
  display: flex;
  align-items: center;
  gap: 4px;
  font-weight: 400;
}
.sms-bubble-row.sent .sms-bubble-meta {
  flex-direction: row-reverse;
}

/* —— 状态图标 —— */
.sms-status {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: -1px;
}
.sms-status.sending {
  color: var(--text-tertiary);
  opacity: 0.6;
}
.sms-status.sent {
  color: var(--text-tertiary);
}
.sms-status.delivered {
  color: var(--text-tertiary);
}
.sms-status.read {
  color: #4A7AA8;
}
.sms-status.failed {
  color: #fa5151;
  font-weight: 700;
}

/* —— 输入中指示器 —— */
.sms-bubble.typing {
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 4px;
}
.typing-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-tertiary);
  animation: smsTyping 1.4s infinite ease-in-out;
}
.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes smsTyping {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30% { transform: translateY(-4px); opacity: 1; }
}

/* —— 拉黑横幅 —— */
.sms-block-banner {
  background: rgba(250, 81, 81, 0.08);
  color: #fa5151;
  font-size: 12px;
  padding: 7px 16px;
  text-align: center;
  border-bottom: 0.5px solid rgba(250, 81, 81, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex-shrink: 0;
}
.sms-block-banner.self {
  background: rgba(149, 102, 255, 0.08);
  color: #9566ff;
  border-bottom-color: rgba(149, 102, 255, 0.15);
}
.sms-block-banner.not-friend {
  background: rgba(255, 152, 0, 0.08);
  color: #b06800;
  border-bottom-color: rgba(255, 152, 0, 0.15);
}
.sms-block-banner span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: currentColor;
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  flex-shrink: 0;
}

/* —— 输入栏 —— */
.sms-input-bar {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  padding: 8px 12px;
  padding-bottom: calc(8px + var(--safe-area-bottom, env(safe-area-inset-bottom, 0px)));
  background: var(--bg-glass);
  border-top: 0.5px solid var(--border);
  flex-shrink: 0;
  min-height: 52px;
}
.sms-input {
  flex: 1;
  border: 0.5px solid var(--border);
  border-radius: 20px;
  padding: 8px 14px;
  font-size: 15px;
  background: var(--bg-elevated);
  color: var(--text);
  resize: none;
  outline: none;
  max-height: 100px;
  min-height: 36px;
  line-height: 1.4;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
  font-family: inherit;
}
.sms-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(122, 156, 184, 0.15);
}

.sms-send-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--r-full);
  border: none;
  background: linear-gradient(135deg, #5B89B5, #4A7AA8);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: opacity var(--dur-fast), transform var(--dur-fast) var(--ease-out);
  box-shadow: 0 2px 6px rgba(74, 122, 168, 0.3);
  margin-bottom: 2px;
}
.sms-send-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  box-shadow: none;
}
.sms-send-btn:not(:disabled):hover { transform: scale(1.08); }
.sms-send-btn:not(:disabled):active { transform: scale(0.92); }

/* —— 更多操作面板 —— */
.sms-action-sheet {
  position: absolute;
  inset: 0;
  z-index: 100;
  pointer-events: none;
}
.sms-action-sheet.active {
  pointer-events: auto;
}
.sms-action-mask {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0);
  transition: background-color 0.25s var(--ease-out);
}
.sms-action-sheet.active .sms-action-mask {
  background: rgba(0, 0, 0, 0.4);
}
.sms-action-panel {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bg-glass);
  border-radius: 16px 16px 0 0;
  padding: 8px;
  padding-bottom: calc(8px + var(--safe-area-bottom, env(safe-area-inset-bottom, 0px)));
  transform: translateY(100%);
  transition: transform 0.3s var(--ease-out);
}
.sms-action-sheet.active .sms-action-panel {
  transform: translateY(0);
}
.sms-action-item {
  padding: 14px 16px;
  text-align: center;
  font-size: 16px;
  color: var(--text);
  border-radius: 10px;
  margin-bottom: 2px;
  cursor: pointer;
  background: var(--bg-elevated);
  transition: background-color var(--dur-fast);
  font-weight: 500;
}
.sms-action-item:hover {
  background: var(--surface);
}
.sms-action-item:active {
  background: var(--bg-soft);
}
.sms-action-item.sms-action-cancel {
  margin-top: 8px;
  color: var(--accent-deep, var(--accent));
  font-weight: 600;
}

/* —— 消息长按操作面板 —— */
.sms-msg-action-sheet {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
}
.sms-msg-action-sheet.active {
  pointer-events: auto;
}
.sms-msg-action-mask {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0);
  transition: background-color 0.25s var(--ease-out);
}
.sms-msg-action-sheet.active .sms-msg-action-mask {
  background: rgba(0, 0, 0, 0.4);
}
.sms-msg-action-panel {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bg-glass);
  border-radius: 16px 16px 0 0;
  padding: 8px;
  padding-bottom: calc(8px + var(--safe-area-bottom, env(safe-area-inset-bottom, 0px)));
  transform: translateY(100%);
  transition: transform 0.3s var(--ease-out);
}
.sms-msg-action-sheet.active .sms-msg-action-panel {
  transform: translateY(0);
}
.sms-msg-action-item {
  padding: 14px 16px;
  text-align: center;
  font-size: 16px;
  border-radius: 10px;
  margin-bottom: 2px;
  cursor: pointer;
  background: var(--bg-elevated);
  transition: background-color var(--dur-fast);
  font-weight: 500;
}
.sms-msg-action-item:hover {
  background: var(--surface);
}
.sms-msg-action-item:first-child {
  color: #fa5151;
}
.sms-msg-action-item.sms-msg-action-cancel {
  margin-top: 8px;
  color: var(--accent-deep, var(--accent));
}

/* —— 联系人选择器 —— */
.sms-char-picker-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 9999;
  animation: smsFadeIn 0.2s var(--ease-out);
  backdrop-filter: none;
}
@keyframes smsFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.sms-char-picker {
  width: var(--phone-w, 100vw);
  max-width: 100vw;
  max-height: 75vh;
  background: var(--bg);
  border-radius: 16px 16px 0 0;
  display: flex;
  flex-direction: column;
  animation: smsSlideUp 0.3s var(--ease-out);
  padding-bottom: var(--safe-area-bottom, env(safe-area-inset-bottom, 0px));
}
@keyframes smsSlideUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

.sms-char-picker-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px 10px;
  border-bottom: 0.5px solid var(--border);
}
.sms-char-picker-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
}
.sms-char-picker-close {
  width: 30px;
  height: 30px;
  border-radius: var(--r-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  cursor: pointer;
}
.sms-char-picker-close:hover { background: var(--surface); }

.sms-char-picker-search {
  padding: 8px 16px;
}
.sms-char-picker-search input {
  width: 100%;
  padding: 8px 14px;
  border-radius: 10px;
  border: 0.5px solid var(--border);
  background: var(--surface);
  font-size: 14px;
  color: var(--text);
  outline: none;
}
.sms-char-picker-search input:focus {
  border-color: var(--accent);
}

.sms-char-picker-list {
  flex: 1;
  overflow-y: auto;
  padding: 4px 0 16px;
  -webkit-overflow-scrolling: touch;
}
.sms-char-picker-empty {
  text-align: center;
  padding: 32px 16px;
  color: var(--text-tertiary);
  font-size: 14px;
}

.sms-char-picker-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  cursor: pointer;
  transition: background-color var(--dur-fast);
  border-bottom: 0.5px solid var(--border-light);
}
.sms-char-picker-item:hover { background: var(--surface); }
.sms-char-picker-item:last-child { border-bottom: none; }
.sms-char-picker-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--r-full);
  background: linear-gradient(135deg, #A8C0D4, #C9D6E2);
  color: #4A6580;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 600;
  overflow: hidden;
  flex-shrink: 0;
  border: 0.5px solid var(--border-light);
}
.sms-char-picker-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.sms-char-picker-name {
  font-size: 15px;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}

/* —— 暗色模式 —— */
:root[data-theme="dark"] .sms-bubble.received {
  background: var(--bg-elevated);
  border-color: var(--border);
  color: var(--text);
}
:root[data-theme="dark"] .sms-bubble.sent {
  background: linear-gradient(135deg, #4A7AA8, #3A6590);
}
:root[data-theme="dark"] .sms-thread-avatar {
  background: linear-gradient(135deg, #5A7080, #6A8090);
  color: #C9D6E2;
}
:root[data-theme="dark"] .sms-bubble-avatar {
  background: linear-gradient(135deg, #5A7080, #6A8090);
  color: #C9D6E2;
}
:root[data-theme="dark"] .sms-send-btn {
  background: linear-gradient(135deg, #4A7AA8, #3A6590);
}
:root[data-theme="dark"] .sms-thread-tag.tag-blocked {
  background: rgba(250, 81, 81, 0.15);
}
:root[data-theme="dark"] .sms-thread-tag.tag-notfriend {
  background: rgba(255, 152, 0, 0.15);
}

/* —— 平板/桌面端全屏模式 —— */
@media (min-width: 769px) {
  [data-display-mode="fullscreen"] .sms-list,
  [data-display-mode="fullscreen"] .sms-chat-messages {
    max-width: 720px;
    margin: 0 auto;
  }
}