/* ===== 深色系主题 v3.0 ===== */
:root {
  --bg-primary: #080c14;
  --bg-secondary: #0f1520;
  --bg-card: #161d2b;
  --bg-card-hover: #1c2536;
  --bg-input: #0a0f18;
  --text-primary: #eaf0fa;
  --text-secondary: #8a97ad;
  --text-muted: #56637a;
  --accent-green: #00e08f;
  --accent-green-dim: rgba(0, 224, 143, 0.12);
  --accent-green-bright: rgba(0, 224, 143, 0.25);
  --accent-purple: #8b5cf6;
  --accent-purple-dim: rgba(139, 92, 246, 0.12);
  --accent-orange: #ff9d00;
  --accent-red: #ff4d6d;
  --accent-blue: #3b82f6;
  --accent-yellow: #ffd60a;
  --accent-yellow-dim: rgba(255, 214, 10, 0.12);
  --border-color: #212b3d;
  --border-light: #2a364a;
  --shadow-glow-green: 0 0 24px rgba(0, 224, 143, 0.15);
  --shadow-glow-purple: 0 0 24px rgba(139, 92, 246, 0.15);
  --shadow-glow-yellow: 0 0 24px rgba(255, 214, 10, 0.15);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 18px;
  --radius-xl: 24px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ===== 屏幕切换 ===== */
.screen { display: none; }
.screen.active { display: block; }

/* ===== 背景动效 ===== */
.bg-orbs { position: fixed; top: 0; left: 0; right: 0; bottom: 0; overflow: hidden; z-index: 0; }
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.25;
  animation: float 10s ease-in-out infinite;
}
.orb-1 { width: 350px; height: 350px; background: var(--accent-green); top: -120px; left: -120px; }
.orb-2 { width: 450px; height: 450px; background: var(--accent-purple); bottom: -180px; right: -120px; animation-delay: -3s; }
.orb-3 { width: 280px; height: 280px; background: var(--accent-blue); top: 40%; left: 60%; animation-delay: -5s; }
@keyframes float { 0%,100%{ transform: translate(0,0); } 33%{ transform: translate(30px,-30px); } 66%{ transform: translate(-20px,20px); } }

/* ===== 登录界面 ===== */
#login-screen {
  display: none;
  min-height: 100vh;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
#login-screen.active { display: flex; }

.login-container {
  position: relative;
  z-index: 1;
  background: rgba(22, 29, 43, 0.92);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 48px 36px;
  width: 100%;
  max-width: 440px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.6);
}
.logo-area { text-align: center; margin-bottom: 36px; }
.logo-icon { font-size: 52px; margin-bottom: 14px; }
.logo-area h1 { font-size: 28px; font-weight: 700; color: var(--text-primary); margin-bottom: 8px; letter-spacing: 1px; }
.logo-area .subtitle { font-size: 13px; color: var(--text-muted); }

/* 打开本地工程卡片 */
.open-local-card {
  display: flex; align-items: center; gap: 16px;
  padding: 18px 20px;
  background: linear-gradient(135deg, rgba(78,205,196,0.12), rgba(78,205,196,0.04));
  border: 1.5px solid rgba(78,205,196,0.35);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.25s;
  margin-bottom: 6px;
}
.open-local-card:hover { border-color: var(--accent-green); background: var(--accent-green-dim); transform: translateY(-1px); }
.open-local-icon { font-size: 34px; line-height: 1; flex-shrink: 0; }
.open-local-text { flex: 1; }
.open-local-title { font-size: 16px; font-weight: 600; color: var(--text-primary); margin-bottom: 4px; }
.open-local-desc { font-size: 12.5px; color: var(--text-muted); line-height: 1.5; }
.open-local-arrow { font-size: 26px; color: var(--text-muted); flex-shrink: 0; font-weight: 300; }
.or-divider {
  display: flex; align-items: center; gap: 12px;
  margin: 18px 0 6px;
  font-size: 13px; color: var(--text-muted);
}
.or-divider::before, .or-divider::after {
  content: ''; flex: 1; height: 1px; background: var(--border-color);
}
.or-divider span { padding: 0 4px; }

.tab-group { display: flex; gap: 8px; margin-bottom: 24px; }
.tab-btn {
  flex: 1; padding: 13px; border: 1.5px solid var(--border-color);
  background: var(--bg-secondary); color: var(--text-secondary);
  border-radius: var(--radius-md); font-size: 15px; font-weight: 500; cursor: pointer; transition: all 0.25s;
}
.tab-btn.active { border-color: var(--accent-green); background: var(--accent-green-dim); color: var(--accent-green); font-weight: 600; }

.tab-content { display: none; flex-direction: column; gap: 14px; }
.tab-content.active { display: flex; }

input[type="text"], input[type="number"], textarea, select {
  padding: 15px 16px;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 15px;
  background: var(--bg-input);
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.25s, box-shadow 0.25s;
  -webkit-appearance: none;
}
input:focus, textarea:focus, select:focus { border-color: var(--accent-green); box-shadow: 0 0 0 3px var(--accent-green-dim); }

.channel-select-row { display: flex; align-items: center; gap: 12px; }
.channel-label { font-size: 14px; color: var(--text-secondary); white-space: nowrap; }
.channel-select { flex: 1; cursor: pointer; }

.primary-btn {
  padding: 16px;
  background: linear-gradient(135deg, var(--accent-green), #00b878);
  color: #fff; border: none;
  border-radius: var(--radius-md);
  font-size: 16px; font-weight: 700;
  cursor: pointer; transition: transform 0.15s, box-shadow 0.25s;
  margin-top: 8px;
  letter-spacing: 0.5px;
}
.primary-btn:active { transform: scale(0.97); box-shadow: var(--shadow-glow-green); }

.hint { font-size: 12px; color: var(--text-muted); text-align: center; margin-top: 6px; }

/* 快捷访问 */
.quick-access-label { font-size: 13px; color: var(--text-secondary); margin-bottom: 10px; margin-top: 8px; font-weight: 500; }
.quick-access-btn {
  width: 100%; padding: 12px 16px; margin-bottom: 8px;
  background: var(--bg-card); border: 1px solid var(--border-color);
  border-radius: var(--radius-md); cursor: pointer; transition: all 0.2s;
  display: flex; align-items: center; justify-content: space-between;
  color: var(--text-primary);
}
.quick-access-btn:hover { border-color: var(--accent-green); background: var(--accent-green-dim); }
.quick-access-btn .qa-name { font-size: 14px; font-weight: 500; }
.quick-access-btn .qa-code { font-size: 11px; color: var(--text-muted); font-family: monospace; }
.quick-file-row { margin-top: 8px; }
.quick-file-btn {
  width: 100%; padding: 13px; margin-bottom: 8px;
  background: var(--bg-card); border: 1.5px dashed var(--border-light);
  border-radius: var(--radius-md); cursor: pointer; transition: all 0.2s;
  color: var(--accent-green); font-size: 14px; font-weight: 500;
}
.quick-file-btn:hover { border-color: var(--accent-green); background: var(--accent-green-dim); }
.quick-file-btn--full { margin-top: 16px; }

/* ===== 主界面 ===== */
#main-screen { padding-bottom: 50px; }

.top-bar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px;
  background: rgba(15, 21, 32, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  position: sticky; top: 0; z-index: 100;
}
.icon-btn {
  width: 42px; height: 42px; border: 1px solid var(--border-color);
  background: var(--bg-card); color: var(--text-primary);
  border-radius: var(--radius-sm); font-size: 18px; cursor: pointer;
  display: flex; align-items: center; justify-content: center; transition: all 0.2s;
}
.icon-btn:active { background: var(--accent-green-dim); border-color: var(--accent-green); transform: scale(0.9); }

.event-info { display: flex; align-items: center; gap: 8px; font-size: 16px; font-weight: 600; }
.role-badge { font-size: 10px; padding: 3px 10px; border-radius: 20px; background: var(--accent-green); color: #fff; font-weight: 600; letter-spacing: 0.5px; }
.top-actions { display: flex; gap: 6px; }

/* ===== 视图面板 ===== */
.view-panel { animation: fadeIn 0.3s ease; }
.hidden { display: none !important; }
@keyframes fadeIn { from{ opacity:0; transform:translateY(8px); } to{ opacity:1; transform:translateY(0); } }

/* ===== 演出模式 - 当前节目（v3.0 重新设计） ===== */
.live-current {
  margin: 16px;
  padding: 32px 28px;
  background: linear-gradient(160deg, rgba(0,224,143,0.06), rgba(0,224,143,0.02));
  border: 2.5px solid var(--accent-green);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-glow-green), inset 0 1px 0 rgba(255,255,255,0.04);
  position: relative;
  overflow: hidden;
}
.live-current::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent-green), transparent);
  animation: scanline 3s ease-in-out infinite;
}
@keyframes scanline { 0%,100%{ opacity:0.3; } 50%{ opacity:1; } }

.live-label {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--accent-green); font-weight: 700;
  text-transform: uppercase; letter-spacing: 3px; margin-bottom: 12px;
}
.pulse-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--accent-green);
  animation: pulse 1.5s infinite;
  box-shadow: 0 0 8px var(--accent-green);
}
@keyframes pulse { 0%,100%{ opacity:1; box-shadow:0 0 0 0 rgba(0,224,143,0.5); } 50%{ opacity:0.6; box-shadow:0 0 0 8px rgba(0,224,143,0); } }

.live-program-name { font-size: 30px; font-weight: 800; margin-bottom: 18px; letter-spacing: 0.5px; }

.live-progress {
  display: flex; gap: 5px; margin-bottom: 22px; flex-wrap: wrap;
}
.progress-dot {
  width: 32px; height: 6px; border-radius: 3px;
  background: var(--border-color); transition: all 0.3s;
}
.progress-dot.done { background: var(--accent-green); opacity: 0.5; }
.progress-dot.current { background: var(--accent-green); box-shadow: 0 0 10px rgba(0,224,143,0.6); transform: scaleY(2); border-radius: 3px; }

/* 麦克显示 */
.live-mics { display: flex; flex-direction: column; gap: 16px; }
.mic-type-block { }
.mic-type-header {
  display: flex; align-items: center; gap: 10px;
  font-size: 15px; color: var(--text-secondary); font-weight: 600;
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border-color);
}
.type-icon-col { font-size: 20px; }
.type-count {
  font-size: 12px; font-weight: 700; color: var(--accent-green);
  background: var(--accent-green-dim); padding: 2px 8px; border-radius: 10px;
  margin-left: auto;
}
.mic-channels {
  display: flex; flex-wrap: wrap; gap: 12px;
}
.mic-chip {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 4px;
  padding: 14px 20px;
  background: var(--bg-card-hover);
  border: 2px solid var(--border-light);
  border-radius: var(--radius-md);
  min-width: 88px;
  transition: all 0.2s;
}
.mic-chip .chip-num {
  font-size: 28px; font-weight: 800; color: var(--text-primary);
  line-height: 1;
}
.mic-chip .chip-label {
  font-size: 11px; color: var(--text-muted); font-weight: 400;
  max-width: 80px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.mic-chip.conflict {
  border-color: var(--accent-yellow);
  background: var(--accent-yellow-dim);
  box-shadow: 0 0 16px rgba(255, 214, 10, 0.3);
  animation: conflictPulse 2s infinite;
}
.mic-chip.conflict .chip-num { color: var(--accent-yellow); }
@keyframes conflictPulse {
  0%,100%{ box-shadow: 0 0 8px rgba(255, 214, 10, 0.2); }
  50%{ box-shadow: 0 0 20px rgba(255, 214, 10, 0.5); }
}

/* ===== 演出模式 - 下一个节目（v3.0 更大更醒目） ===== */
.live-next {
  margin: 0 16px 16px;
  padding: 36px 30px;
  background: linear-gradient(160deg, rgba(139,92,246,0.08), rgba(139,92,246,0.03));
  border: 2.5px solid var(--accent-purple);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-glow-purple), inset 0 1px 0 rgba(255,255,255,0.04);
  position: relative;
  overflow: hidden;
}
.live-next::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent-purple), transparent);
  animation: scanlinePurple 3s ease-in-out infinite;
}
@keyframes scanlinePurple { 0%,100%{ opacity:0.3; } 50%{ opacity:1; } }

.next-label {
  font-size: 14px; color: var(--accent-purple); font-weight: 700;
  text-transform: uppercase; letter-spacing: 3px; margin-bottom: 12px;
  display: flex; align-items: center; gap: 8px;
}
.next-label::after {
  content: '重点准备';
  font-size: 10px; font-weight: 700; letter-spacing: 1px;
  background: var(--accent-purple); color: #fff;
  padding: 2px 8px; border-radius: 8px;
  animation: pulse-tag 2s infinite;
}
@keyframes pulse-tag { 0%,100%{ opacity:1; } 50%{ opacity:0.6; } }

.next-program-name { font-size: 36px; font-weight: 800; margin-bottom: 22px; color: var(--accent-purple); letter-spacing: 0.5px; }
.next-mics { display: flex; flex-direction: column; gap: 16px; }
.next-mics .mic-chip {
  padding: 16px 22px;
  min-width: 96px;
}
.next-mics .mic-chip .chip-num { font-size: 32px; }
.next-mics .mic-chip.conflict { animation-duration: 1.5s; }

.empty-hint { color: var(--text-muted); font-size: 14px; padding: 12px 0; text-align: center; }

/* ===== 节目导航 ===== */
.live-nav {
  display: flex; align-items: center; justify-content: center; gap: 20px;
  padding: 18px 16px; margin: 0 16px;
}
.live-nav-btn {
  padding: 13px 26px;
  border: 1.5px solid var(--border-light);
  background: var(--bg-card); color: var(--text-primary);
  border-radius: var(--radius-md); font-size: 15px; font-weight: 600;
  cursor: pointer; white-space: nowrap; transition: all 0.2s;
}
.live-nav-btn:active { background: var(--accent-green-dim); border-color: var(--accent-green); transform: scale(0.95); }
.live-counter { font-size: 16px; font-weight: 600; min-width: 60px; text-align: center; color: var(--text-secondary); }

/* ===== 通道定位 ===== */
.channel-jump {
  display: flex; gap: 8px; justify-content: center;
  padding: 0 16px 24px;
}
.channel-jump input { width: 130px; text-align: center; }
.channel-jump button {
  padding: 13px 22px; border: none; border-radius: var(--radius-md);
  background: var(--accent-orange); color: #fff; font-size: 14px; font-weight: 700; cursor: pointer;
}

/* ===== 编辑模式 ===== */
.edit-toolbar { display: flex; gap: 10px; padding: 16px; }
.add-btn {
  flex: 1; padding: 15px; border: none; border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--accent-green), #00b878);
  color: #fff; font-size: 15px; font-weight: 700; cursor: pointer; transition: all 0.2s;
  letter-spacing: 0.5px;
}
.add-btn:active { transform: scale(0.96); }

.program-card {
  margin: 0 16px 14px;
  background: var(--bg-card);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.3s;
}
.program-card.done { opacity: 0.35; filter: grayscale(0.6); }
.program-card.active { border-color: var(--accent-green); box-shadow: 0 0 0 2px var(--accent-green-dim); }
.program-card.next { border-color: var(--accent-purple); box-shadow: 0 0 0 2px var(--accent-purple-dim); }

.program-header {
  display: flex; align-items: center; gap: 10px;
  padding: 16px 18px; background: var(--bg-secondary);
  cursor: pointer;
}
.prog-num {
  width: 34px; height: 34px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-green), #00b878);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700; flex-shrink: 0;
}
.prog-title {
  flex: 1; font-size: 16px; font-weight: 600;
  background: none; border: none; outline: none;
  color: var(--text-primary); min-width: 0;
}
.prog-title.editing { background: var(--bg-input); padding: 6px 10px; border-radius: var(--radius-sm); border: 1px solid var(--accent-green); }
.now-badge { font-size: 11px; padding: 3px 10px; border-radius: 20px; background: var(--accent-green); color: #fff; flex-shrink: 0; font-weight: 600; }
.set-current-btn { font-size: 11px; padding: 5px 12px; border-radius: 20px; background: var(--accent-orange); color: #fff; border: none; cursor: pointer; flex-shrink: 0; white-space: nowrap; font-weight: 600; }
.del-btn { width: 34px; height: 34px; border: none; background: rgba(255,77,109,0.12); color: var(--accent-red); border-radius: var(--radius-sm); font-size: 16px; cursor: pointer; flex-shrink: 0; }

.program-body { padding: 18px; }

/* 编辑模式 - 麦克行 */
.mic-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 14px; }
.mic-item {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 16px;
  background: var(--bg-card-hover);
  border: 2px solid var(--border-light);
  border-radius: var(--radius-md);
  flex-wrap: wrap;
  transition: all 0.2s;
}
.mic-item.conflict { border-color: var(--accent-yellow); background: var(--accent-yellow-dim); }
.mic-item-type-icon { font-size: 24px; width: 28px; text-align: center; flex-shrink: 0; }
.mic-item-channel {
  font-size: 24px; font-weight: 800; color: var(--accent-green);
  min-width: 56px; text-align: center;
}
.mic-item-type-label { font-size: 14px; color: var(--text-secondary); font-weight: 500; min-width: 60px; }
.mic-item-label-input {
  flex: 1; min-width: 120px;
  padding: 11px 14px; background: var(--bg-input);
  border: 2px solid var(--border-light); border-radius: var(--radius-md);
  font-size: 15px; color: var(--text-primary); outline: none;
}
.mic-item-label-input::placeholder { color: var(--text-muted); }
.mic-item-label-input:focus { border-color: var(--accent-green); box-shadow: 0 0 0 3px var(--accent-green-dim); }
.mic-item-del {
  width: 38px; height: 38px; border: none;
  background: rgba(255,77,109,0.12); color: var(--accent-red);
  border-radius: var(--radius-md); font-size: 16px; cursor: pointer; flex-shrink: 0;
}
.mic-item-conflict-tag {
  font-size: 11px; color: var(--accent-yellow); font-weight: 700;
  padding: 3px 10px; border-radius: 10px; background: rgba(255,214,10,0.15);
  white-space: nowrap;
}

/* 添加麦克按钮 */
.add-mic-btn {
  width: 100%; padding: 15px;
  border: 2px dashed var(--border-light); background: var(--bg-card-hover);
  color: var(--text-secondary); border-radius: var(--radius-md);
  font-size: 15px; font-weight: 600; cursor: pointer; transition: all 0.2s;
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.add-mic-btn:active { border-color: var(--accent-green); color: var(--accent-green); background: var(--accent-green-dim); }

/* 备注区 */
.program-notes { margin-top: 16px; padding-top: 16px; border-top: 1px dashed var(--border-color); }
.program-notes textarea {
  width: 100%; min-height: 64px; resize: vertical; font-family: inherit;
  font-size: 15px; color: var(--text-primary); background: var(--bg-card-hover);
  border: 2px solid var(--border-light); border-radius: var(--radius-md);
  padding: 12px 14px; outline: none;
}
.program-notes textarea::placeholder { color: var(--text-muted); }
.program-notes textarea:focus { border-color: var(--accent-green); box-shadow: 0 0 0 3px var(--accent-green-dim); }

.empty-state { text-align: center; color: var(--text-muted); padding: 48px 0; font-size: 15px; }

/* ===== 公告栏 ===== */
.announcement-bar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 2000;
  background: linear-gradient(90deg, #ff6b00, #ff9d00);
  color: #fff; padding: 14px 20px;
  display: flex; align-items: center; gap: 12px;
  box-shadow: 0 4px 24px rgba(255,107,0,0.4);
  animation: slideDown 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.announcement-bar.hidden { display: none; }
@keyframes slideDown { from{ transform:translateY(-100%); } to{ transform:translateY(0); } }
.announcement-content { flex: 1; font-size: 15px; font-weight: 500; }
.announcement-content .ann-from { font-size: 11px; opacity: 0.85; margin-bottom: 2px; font-weight: 600; }
.announcement-content .ann-text { font-size: 15px; font-weight: 500; }
.announcement-close {
  width: 32px; height: 32px; border: none; background: rgba(255,255,255,0.2);
  color: #fff; border-radius: 50%; font-size: 14px; cursor: pointer; flex-shrink: 0;
}

/* ===== 模态框 ===== */
.modal {
  display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.75); z-index: 1000;
  align-items: center; justify-content: center; padding: 20px;
  backdrop-filter: blur(6px);
}
.modal.active { display: flex; }
.modal-content {
  background: var(--bg-card); border: 1px solid var(--border-color);
  border-radius: var(--radius-xl); width: 100%; max-width: 440px;
  max-height: 85vh; overflow-y: auto; animation: slideUp 0.3s ease;
}
.modal-lg { max-width: 560px; }
@keyframes slideUp { from{ transform:translateY(30px); opacity:0; } to{ transform:translateY(0); opacity:1; } }
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px; border-bottom: 1px solid var(--border-color);
  position: sticky; top: 0; background: var(--bg-card);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}
.modal-header h3 { font-size: 18px; font-weight: 700; }
.close-btn { width: 34px; height: 34px; border: none; background: var(--bg-secondary); color: var(--text-secondary); border-radius: 50%; font-size: 16px; cursor: pointer; }
.modal-body { padding: 20px 24px; }

/* ===== 通道选择弹窗 ===== */
.channel-picker-hint { font-size: 13px; color: var(--text-secondary); margin-bottom: 14px; }
.channel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(58px, 1fr));
  gap: 8px;
  margin-bottom: 16px;
}
.channel-btn {
  aspect-ratio: 1;
  border: 2px solid var(--border-light);
  background: var(--bg-card-hover);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  font-size: 17px; font-weight: 700;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.15s;
  position: relative;
}
.channel-btn:hover:not(:disabled) {
  border-color: var(--accent-green);
  background: var(--accent-green-dim);
  transform: scale(1.06);
}
.channel-btn:disabled {
  opacity: 0.25; cursor: not-allowed;
  background: var(--bg-secondary);
}
.channel-btn.selected {
  border-color: var(--accent-green);
  background: var(--accent-green-dim);
  box-shadow: 0 0 0 3px var(--accent-green-dim);
}
.channel-btn.used-by-other {
  border-color: var(--accent-yellow);
  background: var(--accent-yellow-dim);
}
.channel-btn .channel-tooltip {
  position: absolute; bottom: calc(100% + 6px); left: 50%; transform: translateX(-50%);
  background: var(--bg-secondary); border: 1px solid var(--border-color);
  padding: 4px 8px; border-radius: 6px; font-size: 10px; white-space: nowrap;
  opacity: 0; pointer-events: none; transition: opacity 0.2s;
  z-index: 10; max-width: 120px; overflow: hidden; text-overflow: ellipsis;
}
.channel-btn:hover .channel-tooltip { opacity: 1; }
.channel-btn.batch-selected {
  border-color: var(--accent-green);
  background: var(--accent-green);
  color: #fff;
  box-shadow: 0 0 0 3px var(--accent-green-dim);
  transform: scale(1.08);
}
.channel-btn.batch-selected:hover {
  background: var(--accent-green);
  opacity: 0.85;
}

/* 批量操作栏 - 位置固定在弹窗底部，不跳动 */
.batch-action-bar {
  margin-top: 16px; padding: 18px;
  background: var(--bg-secondary);
  border: 2px solid var(--accent-green);
  border-radius: var(--radius-md);
  position: sticky;
  bottom: 0;
}
.batch-count {
  font-size: 15px; color: var(--text-primary); margin-bottom: 12px;
  display: block;
}
.batch-count strong {
  color: var(--accent-green); font-size: 22px; font-weight: 800;
}
.batch-type-hint {
  font-size: 13px; color: var(--text-secondary); margin-bottom: 14px;
}
.batch-clear-btn {
  margin-top: 14px; padding: 9px 22px; border-radius: var(--radius-sm);
  border: 1.5px solid var(--border-color); background: transparent;
  color: var(--text-secondary); font-size: 13px; cursor: pointer;
  transition: all 0.15s;
}
.batch-clear-btn:hover { border-color: var(--accent-red); color: var(--accent-red); }

.channel-picker-legend { display: flex; gap: 16px; margin-bottom: 16px; flex-wrap: wrap; }
.legend-item { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--text-secondary); }
.legend-dot { width: 12px; height: 12px; border-radius: 3px; border: 1.5px solid; }
.legend-dot.available { border-color: var(--border-light); background: var(--bg-card-hover); }
.legend-dot.selected { border-color: var(--accent-green); background: var(--accent-green); }
.legend-dot.used { border-color: var(--accent-yellow); background: var(--accent-yellow-dim); }
.legend-dot.conflict { border-color: var(--accent-red); background: rgba(255,77,109,0.2); }

/* 麦克类型选择 - 更大更醒目 */
.mic-type-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.mic-type-option {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  padding: 20px 8px;
  border: 2px solid var(--border-light);
  background: var(--bg-card-hover);
  border-radius: var(--radius-md);
  cursor: pointer; transition: all 0.15s;
}
.mic-type-option:hover {
  border-color: var(--accent-green);
  background: var(--accent-green-dim);
  transform: scale(1.04);
}
.mic-type-option .type-icon { font-size: 32px; }
.mic-type-option .type-label { font-size: 14px; color: var(--text-primary); font-weight: 600; }

/* ===== 成员弹窗 ===== */
.member-item { display: flex; align-items: center; justify-content: space-between; padding: 12px 0; border-bottom: 1px solid var(--border-color); }
.member-name { font-size: 14px; display: flex; align-items: center; gap: 8px; }
.online-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent-green); display: inline-block; box-shadow: 0 0 6px var(--accent-green); }
.offline-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--text-muted); display: inline-block; }
.member-role { font-size: 11px; padding: 3px 10px; border-radius: 20px; background: var(--accent-green); color: #fff; font-weight: 600; }
.member-role.guest { background: var(--text-muted); }

.invite-box { margin-top: 18px; padding: 18px; background: var(--bg-secondary); border-radius: var(--radius-md); text-align: center; }
.invite-code-label { font-size: 13px; color: var(--text-secondary); }
.invite-code { font-size: 30px; font-weight: 700; letter-spacing: 5px; color: var(--accent-green); margin: 10px 0; padding: 14px; background: var(--bg-input); border-radius: var(--radius-md); border: 2px dashed var(--border-light); }
.invite-hint { font-size: 12px; color: var(--text-muted); }

/* 公告输入 */
.announcement-input { width: 100%; min-height: 80px; resize: vertical; font-family: inherit; }

/* 快捷键表格 */
.shortcut-table { width: 100%; }
.shortcut-table td { padding: 10px 4px; font-size: 14px; }
.shortcut-table kbd {
  background: var(--bg-secondary); border: 1px solid var(--border-color);
  border-radius: 6px; padding: 4px 10px; font-size: 12px; font-family: monospace; color: var(--text-primary);
}
.mobile-hint { margin-top: 16px; font-size: 13px; color: var(--text-muted); text-align: center; }

/* 底部提示 */
.bottom-hint {
  position: fixed; bottom: 0; left: 0; right: 0;
  padding: 10px 16px; background: rgba(15, 21, 32, 0.95);
  border-top: 1px solid var(--border-color);
  font-size: 12px; color: var(--text-muted);
  text-align: center; display: flex; align-items: center; justify-content: center; gap: 8px;
  backdrop-filter: blur(8px);
}
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent-green); animation: pulse 2s infinite; box-shadow: 0 0 6px var(--accent-green); }
.live-dot.offline { background: var(--accent-red); animation: none; box-shadow: none; }

/* ===== 打印样式 ===== */
@media print {
  @page { margin: 15mm 10mm; size: A4; }
  * { -webkit-print-color-adjust: exact !important; print-color-adjust: exact !important; }
  body { background: #fff !important; color: #000 !important; font-size: 11pt; }
  .bottom-hint, .top-bar, .live-nav, .channel-jump,
  #announcement-bar, .modal, .announcement-bar, #print-area { display: none !important; }
  #main-screen { padding: 0 !important; }
  .screen { display: none !important; }
  #print-area { display: block !important; position: static !important; visibility: visible !important; }
  #print-area * { visibility: visible !important; }

  .print-header {
    text-align: center;
    padding-bottom: 12px;
    border-bottom: 2px solid #333;
    margin-bottom: 16px;
    page-break-after: avoid;
  }
  .print-header h1 { font-size: 22pt; font-weight: 800; margin-bottom: 6px; }
  .print-header .print-meta { font-size: 10pt; color: #555; }

  .print-program {
    margin-bottom: 14px;
    page-break-inside: avoid;
    border: 1px solid #ddd;
    border-radius: 6px;
    overflow: hidden;
  }
  .print-program-header {
    background: #f0f0f0;
    padding: 8px 14px;
    font-size: 14pt;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
  }
  .print-program-header .prog-num-badge {
    background: #333; color: #fff;
    width: 26px; height: 26px; border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 12pt; flex-shrink: 0;
  }
  .print-program-header.current-prog { background: #00d68f !important; color: #fff !important; -webkit-print-color-adjust: exact; }
  .print-program-body { padding: 10px 14px; }
  .print-type-group { margin-bottom: 10px; }
  .print-type-header {
    font-size: 10pt; font-weight: 700; color: #444;
    margin-bottom: 4px; padding-bottom: 2px;
    border-bottom: 1px solid #eee;
  }
  .print-mic-table { width: 100%; border-collapse: collapse; font-size: 10.5pt; }
  .print-mic-table th {
    background: #f8f8f8; padding: 6px 10px; text-align: left;
    font-weight: 600; border-bottom: 1.5px solid #ccc;
    font-size: 9.5pt; color: #555;
  }
  .print-mic-table td {
    padding: 6px 10px; border-bottom: 0.5px solid #eee;
    font-size: 10.5pt;
  }
  .print-mic-table tr:last-child td { border-bottom: none; }
  .print-mic-table .ch-cell {
    font-weight: 800; font-size: 13pt;
    color: #00b878;
    width: 60px;
    -webkit-print-color-adjust: exact;
  }
  .print-program-notes {
    margin-top: 8px;
    padding: 6px 10px;
    background: #f9f9f9;
    border-left: 3px solid #999;
    font-size: 9.5pt;
    color: #666;
    font-style: italic;
  }
  .print-empty { color: #999; font-size: 10pt; padding: 4px 0; }
  .print-current-badge {
    font-size: 9pt; background: #00d68f; color: #fff;
    padding: 2px 8px; border-radius: 10px; font-weight: 500;
  }
}

/* ===== 服务器配置面板 ===== */
.server-config {
  margin-bottom: 20px;
  width: 100%;
}
.config-toggle {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 13px;
  padding: 11px 14px;
  cursor: pointer;
  transition: all 0.2s;
}
.config-toggle:hover {
  border-color: var(--accent-green);
  color: var(--accent-green);
}
.config-panel {
  margin-top: 10px;
  padding: 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}
.config-panel input {
  width: 100%;
  margin-bottom: 8px;
}
.config-hint {
  font-size: 11px;
  color: var(--text-muted);
  margin: 0;
}

/* 连接状态 */
.bottom-hint.online { color: var(--accent-green); }
.bottom-hint.local { color: var(--accent-orange); }
.bottom-hint.offline { color: var(--accent-red); }

/* 响应式 */
@media (max-width: 480px) {
  .login-container { padding: 32px 20px; }
  .logo-area h1 { font-size: 22px; }
  .live-program-name { font-size: 22px; }
  .next-program-name { font-size: 26px; }
  .mic-chip { padding: 10px 14px; min-width: 68px; }
  .mic-chip .chip-num { font-size: 22px; }
  .next-mics .mic-chip .chip-num { font-size: 24px; }
  .live-nav-btn { padding: 10px 16px; font-size: 13px; }
  .program-header .prog-title { font-size: 14px; }
  .channel-grid { grid-template-columns: repeat(auto-fill, minmax(50px, 1fr)); gap: 6px; }
  .channel-btn { font-size: 15px; }
  .mic-type-grid { grid-template-columns: repeat(2, 1fr); }
  .top-actions { gap: 4px; }
  .icon-btn { width: 38px; height: 38px; font-size: 16px; }
}