:root { --bg: #0f172a; --card: #111827; --text: #e5e7eb; --muted: #9ca3af; --primary: #22c55e; --danger: #ef4444; }
* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, Segoe UI, Roboto, PingFang SC, Noto Sans SC, Helvetica, Arial, "Microsoft Yahei", sans-serif; background: var(--bg); color: var(--text); }
html, body { touch-action: manipulation; }
header { display: flex; justify-content: space-between; align-items: center; padding: 16px 24px; border-bottom: 1px solid #1f2937; }
.logo-img { height: 32px; width: auto; }
nav button { margin-left: 8px; }
nav a { margin-left: 8px; }
.nav-user { margin-left: 12px; color: var(--muted); }
.user-menu { position: relative; display: inline-flex; align-items: center; gap: 8px; margin-left: 12px; }
.user-menu .note-balance { display: inline-flex; align-items: center; gap: 4px; margin-right: 8px; height: 22px; line-height: 22px; background: rgba(255,255,255,0.08); border: 1px solid #334155; border-radius: 16px; padding: 6px 8px 6px 0; text-decoration: none; color: var(--text); cursor: pointer; }
.user-menu .note-balance .icon-inline.note { width: 22px; height: 22px; margin: 0 4px 0 0; }
.user-menu .note-balance #nav-note-count { display: inline-block; height: 22px; line-height: 22px; }
.user-dropdown { position: absolute; right: 0; top: 28px; background: #0b1220; border: 1px solid #334155; border-radius: 6px; min-width: 160px; box-shadow: 0 6px 16px rgba(0,0,0,0.4); z-index: 999;}
.user-dropdown .menu-item { display: block; padding: 10px 12px; color: var(--text); text-decoration: none; border-bottom: 1px solid #1f2937; }
.user-dropdown .menu-item:last-child { border-bottom: none; }
.user-dropdown .menu-item:hover { background: rgba(255,255,255,0.06); }
.user-dropdown .menu-item.user-name { margin-left: 8px; }
.tabs { margin-top: 8px; }
.sticky { position: sticky; top: 0; z-index: 100; background: var(--card); padding: 6px 0; }
.tab-nav { display: flex; flex-wrap: wrap; gap: 8px; }
.stepper { align-items: center; gap: 2px; }
.step-item { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.step-circle { width: 32px; height: 32px; border-radius: 50%; border: 2px solid #334155; display: flex; align-items: center; justify-content: center; background: #0f172a; color: #e2e8f0; font-weight: 600; }
.step-item.selected .step-circle { background: var(--primary); border-color: var(--primary); color: #052e1a; }
.step-line { flex: 1; height: 2px; background: #334155; margin-bottom: 22px;}
.step-label { font-size: 12px; color: #e2e8f0; }
.tab-btn { padding: 8px 12px; border: 1px solid #334155; background: #0f172a; color: #e2e8f0; border-radius: 6px; cursor: pointer; }
.tab-btn.selected { background: var(--primary); border-color: var(--primary); color: #052e1a; }
.tab-panels { margin-top: 30px; }

.card { background: var(--card); margin: 16px auto; padding: 16px; max-width: 1080px; border: 1px solid #1f2937; border-radius: 8px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.levels-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
label { display: block; margin: 8px 0 6px; color: var(--muted); }
input, select, textarea { width: 100%; padding: 10px 12px; background: #0b1220; color: var(--text); border: 1px solid #1f2937; border-radius: 6px; }
textarea { resize: vertical; }
#lyrics { overflow: auto; scrollbar-width: thin; scrollbar-color: transparent transparent; }
#lyrics::-webkit-scrollbar { width: 6px; height: 6px; }
#lyrics::-webkit-scrollbar-track { background: transparent; }
#lyrics::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.12); border-radius: 6px; }
#lyrics:hover::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.22); }
button { padding: 10px 14px; background: #1f2937; color: var(--text); border: 1px solid #334155; border-radius: 6px; cursor: pointer; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus, a:focus { outline: none; }
button.primary { background: var(--primary); color: #fff; border-color: #16a34a; }
.btn-primary { background: var(--primary); color: #fff; border-color: #16a34a; }
.btn-secondary { background: #1f2937; color: var(--text); border: 1px solid #334155; }
.btn-gradient { background: linear-gradient(160deg, #162da3, #81199b, #d68411) !important; border-color: transparent; }
.btn-gradient.animating { background-size: 200% 100%; animation: gradientMove 2s linear infinite; }
@keyframes gradientMove { 0% { background-position: 0% 50%; } 100% { background-position: 100% 50%; } }
button.danger { background: var(--danger); color: #2b0b0b; border-color: #b91c1c; }
.hint { font-size: 12px; color: var(--muted); margin-top: 4px; }
.msg { margin-top: 8px; font-size: 13px; color: var(--muted); white-space: pre-wrap; }
.pre { background: #0b1220; color: #93c5fd; padding: 12px; border: 1px solid #1f2937; border-radius: 6px; overflow: auto; }
#step5 .textarea-wrap { position: relative; }
#lyrics-clear-btn { position: absolute; right: 2px; top: 2px; padding: 4px 8px; background: rgba(255,255,255,0.08); color: var(--text); border: 1px solid #334155; border-radius: 6px; backdrop-filter: blur(2px); }
.ghost-btn { background: rgba(255,255,255,0.08); }
#step5 .tag-group { display: flex; gap: 2px; flex-wrap: wrap; margin: 8px 0; justify-content: flex-start;}
.tag { padding: 2px; border-radius: 4px; font-size: 11px; border: 1px solid #334155; cursor: pointer; }
.tag.intro { background: #6c79ee; color: #042f35; border-color: #0ea5b7; }
.tag.verse { background: #10b981; color: #052e1a; border-color: #22c55e; }
.tag.inst { background: #a78bfa; color: #2b2167; border-color: #8b5cf6; }
.tag.chorus { background: #f59e0b; color: #3b2602; border-color: #fbbf24; }
.tag.outro { background: #ef4444; color: #2b0b0b; border-color: #f87171; }
#songs-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.song-item { background: #0b1220; border: 1px solid #334155; border-radius: 8px; padding: 12px; }
.membership-card { position: relative; background: #262b34; border: 1px solid #334155; border-radius: 12px; padding: 10px; min-height: 120px; display: flex; flex-direction: column; justify-content: space-between; }
.membership-top { display: flex; align-items: center; justify-content: space-between; }
.membership-bonus { display: inline-flex; align-items: center; gap: 4px; font-size: 16px; color: #e5e7eb; }
.membership-bonus .icon-inline { width: auto; height: 22px; margin-left: 0; }
.membership-price { font-size: 20px; color: var(--primary); font-weight: 700; display: flex; align-items: flex-end;}
.currency-symbol { font-size: 14px; margin-right: 4px; display: inline-block; transform: translateY(-2px); }
.membership-title { font-size: 20px; font-weight: 800; color: #fff; }
.membership-subtitle { margin-top: 6px; font-size: 14px; color: var(--muted); }
.membership-watermark { position: absolute; right: 0px; bottom: 0px; width: 60px; height: auto; opacity: 0.18; }
.song-item h4 { margin: 0 0 6px 0; }
.song-header { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.song-title-area { display: flex; align-items: center; gap: 8px; }
.title-edit-btn, .download-btn { padding: 4px 6px; }
.title-cancel-btn,.title-confirm-btn {  display: flex;  align-items: center;  justify-content: center;  gap: 4px;  padding: 8px;  border: none;  border-radius: 4px;  cursor: pointer;  font-size: 12px;  transition: background-color 0.2s; }
.title-cancel-btn:hover {  background-color: #d32f2f; }
.title-confirm-btn:hover {  background-color: #388e3c; }
.btn-icon {  width: 12px;  height: 12px;  /*filter: brightness(0) invert(1);  使图标变为白色 */ }
.delete-btn.icon-btn { padding: 4px 6px; }
.icon-inline { width: auto; height: 22px; vertical-align: middle; margin-left: 0px; display: inline-block; }
.output-toggle .icon-inline { margin-left: 0; }
.arrow-icon { transform: rotate(180deg); transition: transform 0.2s ease; }
.open .arrow-icon { transform: rotate(0deg); }
.icon-only { width: 18px; height: 18px; display: inline-block; }
.song-item .meta { font-size: 14px; color: var(--muted); margin-bottom: 8px; }
.song-item audio { width: 100%; border-radius: 6px; }
.song-actions { grid-template-columns: 1fr 1fr; }
.option-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.option { padding: 10px 12px; background: #0b1220; color: var(--text); border: 1px solid #334155; border-radius: 6px; cursor: pointer; text-align: center; }
.option:hover { border-color: #60a5fa; }
.option.selected { background: var(--primary); color: #052e1a; border-color: #16a34a; }

.spinner { width: 20px; height: 20px; border: 3px solid #334155; border-top-color: var(--primary); border-radius: 50%; animation: spin 0.9s linear infinite; align-self: center; }
.hidden { display: none; }
@keyframes spin { to { transform: rotate(360deg); } }

.btn-with-spinner { position: relative; }
.btn-run { margin-top: 30px; width: 100%; }
.note-inline { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); display: inline-flex; align-items: center; gap: 4px; opacity: 0.9; }
.note-inline .note { margin-left: 0; }
.note-balance { display: inline-flex; align-items: center; gap: 4px; }
.run-cost { font-size: 14px; opacity: 0.9; display: inline-flex; align-items: center; gap: 4px; padding: 2px 8px; background: #0b1220; border: 1px solid #1f2937; border-radius: 999px; }
.icon-inline.note.small { width: 16px; height: 16px; margin: 0 2px 0 2px; vertical-align: middle; }
.deepseek-panel { margin: 8px 0; }
.deepseek-bar { display: grid; grid-template-columns: 1fr auto; gap: 8px; align-items: center; }
.deepseek-actions { margin-top: 16px; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
/* 保证运行按钮内标题与消耗提示同排显示，不被倒计时覆盖或挤掉 */
#run-label { display: inline-flex; align-items: center; gap: 8px; }
.run-cost { flex-shrink: 0; }
.preview-card { background: var(--card); padding: 16px; max-width: 1080px; border: 1px solid #1f2937; border-radius: 8px; margin-top: 16px; }
.preview-card .preview-inner { display: flex; flex-direction: column; align-items: center; }
.preview-card audio { width: 100%; max-width: 720px; }
.preview-card .btn-row { display: grid; grid-template-columns: 3fr 7fr; gap: 8px; width: 100%; max-width: 720px; margin-top: 8px; }
.preview-card .btn-row button { width: 100%; }
#btn-confirm-save { margin-top: 0; }
#btn-confirm-save, #btn-discard { border-radius: 999px; }
.output-wrap { position: relative; margin-top: 8px; }
.output-toggle { position: absolute; right: 4px; top: 4px; padding: 6px 10px; background: rgba(255,255,255,0.08); border: 1px solid #334155; border-radius: 3px; }
.output-wrap.collapsed { min-height: 34px; }
.output-wrap.collapsed .pre { display: none; }
.modal { position: fixed; inset: 0; background: rgba(0,0,0,0.5); display: flex; align-items: center; justify-content: center; z-index: 1000; }
.modal.hidden { display: none; }
.modal-content { background: #0f172a; color: #e2e8f0; padding: 16px; border-radius: 8px; width: 90%; max-width: 720px; box-shadow: 0 10px 20px rgba(0,0,0,0.3); }
.modal-content .pre { max-height: 50vh; overflow: auto; white-space: pre-wrap; }
.copy-tip { display: inline-block; margin-left: 8px; color: var(--muted); font-size: 12px; }

.actions-wrap > button { width: 100%; }
.actions-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 8px; }


@media (max-width: 768px) {
  .grid-2 { grid-template-columns: 1fr; }
  .grid-2-fixed { grid-template-columns: 1fr 1fr; }
  .admin-form-grid { grid-template-columns: 1fr 1fr; }
  .option-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  #songs-list { grid-template-columns: 1fr; }
  .song-actions { grid-template-columns: 1fr 1fr; }
  .deepseek-actions { grid-template-columns: 1fr 1fr; }
  header { gap: 8px; }
  .card { margin: 12px; padding: 12px; }
  input, select, textarea, button { font-size: 16px; }
  .recharge-row { grid-template-columns: 1fr; }
  .level-actions { flex-direction: row !important; }
}
  .recharge-row { grid-template-columns: 1fr; }
.modal-content h3 { margin-top: 0; }
.text-link { color: var(--muted); text-decoration: none; }
.auth-tabs { max-width: 640px; margin: 0 auto; }
.auth-tab-nav { display: flex; gap: 8px; justify-content: center; margin-bottom: 12px; }
.auth-tab-btn { padding: 8px 16px; border: 1px solid #334155; background: #0f172a; color: #e2e8f0; border-radius: 999px; cursor: pointer; }
.auth-tab-btn { -webkit-tap-highlight-color: transparent; outline: none; user-select: none; -webkit-user-select: none; }
.auth-tab-btn:focus { outline: none; }
.auth-tab-btn.selected { background: var(--primary); color: #052e1a; border-color: #16a34a; }
.auth-tab-panel label { display: block; margin: 8px 0 6px; color: var(--muted); }
.auth-tab-panel input { width: 100%; padding: 10px 12px; background: #0b1220; color: var(--text); border: 1px solid #1f2937; border-radius: 6px; }
.auth-tab-panel button { width: 100%; margin-top: 12px; }
.auth-tabs.stack .auth-tab-nav { display: none; }
.auth-tabs.stack .auth-tab-panels { display: flex; flex-direction: column; gap: 16px;}
.auth-tabs.stack .auth-tab-panel { background: var(--card); border: 1px solid #1f2937; border-radius: 8px; padding: 16px; }
.user-dropdown .menu-item { text-align: left; line-height: 1.4; }
.user-dropdown .note-balance { display: flex; align-items: center; gap: 6px; padding: 10px 12px; border-bottom: 1px solid #1f2937; }
.user-dropdown .note-balance .icon-inline.note { width: 16px; height: 16px; margin: 0; }
.balance-pill { display: inline-flex; align-items: center; gap: 6px; padding: 6px 10px; background: rgba(255,255,255,0.08); border: 1px solid #334155; border-radius: 999px; margin-top: 6px; }
.level-pill { display: inline-flex; align-items: center; gap: 6px; padding: 6px 10px; background: rgba(255,255,255,0.08); border: 1px solid #334155; border-radius: 999px; margin-top: 6px; }
.level-dropdown { position: absolute; top: 0; right: 0; background: #0f172a; border: 1px solid #334155; border-radius: 6px; padding: 8px; min-width: 200px; z-index: 1000; box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1); }
.level-dropdown-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }
.level-dropdown-column { border-right: 1px solid #334155; }
.level-dropdown-column:last-child { border-right: none; }
.level-item { padding: 8px; cursor: pointer; border-radius: 4px; transition: background-color 0.2s; }
.level-item:hover { background: #1e293b; }
.level-divider { border-top: 1px solid #334155; margin: 4px 0; }
.amount-group { display: flex; gap: 8px; margin: 8px 0; flex-wrap: wrap; }
.amount-pill { padding: 6px 10px; border-radius: 999px; background: rgba(255,255,255,0.08); border: 1px solid #334155; color: var(--text); cursor: pointer; }
.amount-pill:hover { border-color: #60a5fa; }
.recharge-row { display: grid; grid-template-columns: 3fr 1fr; gap: 8px; align-items: center; }
/* 充值金额按钮样式 */
.amount-btn { padding: 8px 12px; border: 1px solid #334155; background: #1e293b; color: #e2e8f0; border-radius: 6px; cursor: pointer; transition: all 0.2s; text-align: center; }
.amount-btn:hover {  background: #334155;  border-color: #475569; }
/* 充值弹窗样式 */
#recharge-modal .modal-content {  background: #0f172a;  border: 1px solid #334155;  border-radius: 8px;  padding: 20px; }