:root {
  --bg: #f6f7f9; --card: #fff; --ink: #1f2430; --muted: #7a8190; --line: #e3e6ec;
  --tplbg: #f0f1f4; --tplink: #8b92a0;
  --primary: #3b6cf6; --primary-ink: #fff;
  --ok: #1f9d55; --okbg: #e8f6ee; --bad: #d63a3a; --badbg: #fdecec; --warn: #b7791f; --warnbg: #fff6e0; --busy: #3b6cf6; --busybg: #eaf0ff;
  --radius: 10px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.5 -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif; }
button, input, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--primary); }

.topbar { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 8px; padding: 8px 12px; padding-top: max(8px, env(safe-area-inset-top)); background: rgba(255,255,255,.96); border-bottom: 1px solid var(--line); backdrop-filter: blur(6px); }
.brand { font-weight: 600; }
.spacer { flex: 1; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 14px 12px 80px; }
.wrap.narrow { max-width: 680px; }

.btn { border: 1px solid var(--line); background: var(--card); border-radius: 8px; padding: 8px 14px; min-height: 40px; display: inline-flex; align-items: center; justify-content: center; }
.btn.small { padding: 4px 10px; min-height: 34px; }
.btn.primary { background: var(--primary); color: var(--primary-ink); border-color: var(--primary); }
.btn.danger { background: var(--bad); color: #fff; border-color: var(--bad); }
.btn.wide { width: 100%; }
.btn:disabled { opacity: .55; cursor: default; }
.btn input[type=file] { display: none; }

.pill { display: inline-block; border-radius: 999px; padding: 2px 10px; font-size: 12px; white-space: nowrap; line-height: 20px; }
.pill.ok { background: var(--okbg); color: var(--ok); }
.pill.warn { background: var(--warnbg); color: var(--warn); }
.pill.bad { background: var(--badbg); color: var(--bad); }
.pill.busy { background: var(--busybg); color: var(--busy); }

.banner { display: none; padding: 8px 14px; background: var(--warnbg); color: var(--warn); font-size: 14px; border-bottom: 1px solid #f1e0b3; }
.note { padding: 8px 12px; border-radius: 8px; margin: 8px 0; font-size: 14px; }
.note.warn { background: var(--warnbg); color: var(--warn); }

/* 登录 */
.auth { max-width: 380px; margin: 8vh auto 0; padding: 24px 20px; background: var(--card); border: 1px solid var(--line); border-radius: 14px; }
.auth h1 { font-size: 22px; margin: 0 0 4px; }
.sub { color: var(--muted); margin: 0 0 16px; font-size: 14px; }
.tabs { display: flex; gap: 6px; margin-bottom: 12px; }
.tabs button { flex: 1; padding: 8px; border: 1px solid var(--line); background: var(--card); border-radius: 8px; }
.tabs button.on { background: var(--primary); border-color: var(--primary); color: #fff; }
.form { display: flex; flex-direction: column; gap: 12px; }
.form label, .field { display: flex; flex-direction: column; gap: 4px; font-size: 14px; color: var(--muted); }
.field { margin-bottom: 14px; }
.inline { display: flex; gap: 8px; }
.inline input { flex: 1; min-width: 0; }
input[type=text], input[type=email], input[type=password], textarea { width: 100%; border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; background: #fff; font-size: 16px; color: var(--ink); }
textarea { resize: vertical; line-height: 1.6; }
input:focus, textarea:focus { outline: 2px solid #b9cbff; border-color: var(--primary); }
.form-msg { min-height: 20px; font-size: 14px; margin: 4px 0; }
.form-msg.bad { color: var(--bad); }
.form-msg.ok { color: var(--ok); }
.link { font-size: 14px; text-align: center; }
.foot { color: var(--muted); font-size: 12px; text-align: center; margin: 14px 0 0; }
.check { display: flex; align-items: center; gap: 6px; font-size: 14px; color: var(--muted); }
details.field summary { cursor: pointer; margin-bottom: 8px; }

/* 列表 */
.list-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; }
.list-head h2 { margin: 0; font-size: 18px; }
.list-head .btns { display: flex; gap: 8px; }
.songs { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.song { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 12px 14px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); cursor: pointer; }
.song:hover, .song:focus { border-color: var(--primary); outline: none; }
.song-title { font-weight: 600; word-break: break-all; }
.song-meta { color: var(--muted); font-size: 13px; }
.empty { text-align: center; padding: 40px 10px; color: var(--muted); }

/* 编辑器 */
.editor-top .title-input { flex: 1; min-width: 0; border: 1px solid transparent; font-weight: 600; padding: 6px 8px; background: transparent; }
.editor-top .title-input:focus { background: #fff; }
.menu-wrap { position: relative; }
.menu { position: absolute; right: 0; top: 40px; background: var(--card); border: 1px solid var(--line); border-radius: 10px; box-shadow: 0 8px 24px rgba(0,0,0,.12); min-width: 170px; padding: 4px; z-index: 40; }
.menu[hidden] { display: none; }
.menu button { display: block; width: 100%; text-align: left; padding: 10px 12px; border: 0; background: transparent; border-radius: 6px; }
.menu button:hover { background: var(--bg); }
.menu button#m-del { color: var(--bad); }

.sum-bar { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-bottom: 8px; }
.summary { font-size: 14px; color: var(--muted); }
.summary.has-issue { color: var(--bad); }
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; padding: 6px 10px; font-size: 12px; color: var(--muted); position: sticky; top: 51px; z-index: 10; background: var(--bg); }
.rows { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 6px 10px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: center; padding: 4px 0; }
.row .tpl { color: var(--tplink); background: var(--tplbg); border-radius: 6px; padding: 9px 12px; min-height: 42px; display: flex; align-items: center; word-break: break-all; }
.row .tpl.muted { font-style: italic; }
.row.title { padding-top: 12px; }
.row.title .tpl { background: transparent; color: var(--ink); font-weight: 600; padding-left: 0; }
.row.title .title-echo { font-weight: 600; color: var(--ink); }
.row.blank { padding: 0; }
.row.blank .tpl { min-height: 16px; background: transparent; padding: 0; }
.my { display: flex; align-items: center; gap: 8px; min-width: 0; }
.my input.ly { flex: 1; min-width: 0; }
.my .x { border: 0; background: transparent; color: var(--muted); font-size: 20px; padding: 0 6px; }
.badge { display: inline-flex; flex-direction: column; align-items: flex-end; font-size: 12px; line-height: 1.25; min-width: 64px; text-align: right; color: var(--muted); }
.badge .cnt { font-variant-numeric: tabular-nums; font-weight: 600; }
.badge.ok { color: var(--ok); }
.badge.bad { color: var(--bad); }
.badge.warn { color: var(--warn); }
.row.k-more input.ly, .row.k-less input.ly, .row.k-extra input.ly { border-color: #f0b3b3; background: #fffafa; }
.row.k-ok input.ly { border-color: #b7e2c8; }
.rows.only-issues .row.k-ok, .rows.only-issues .row.k-blank { display: none; }
.add-line { margin-top: 10px; }

/* 弹窗 */
.overlay { position: fixed; inset: 0; background: rgba(20,24,34,.45); z-index: 100; display: flex; align-items: center; justify-content: center; padding: 12px; }
.modal { background: var(--card); border-radius: 14px; padding: 18px; width: 100%; max-width: 520px; max-height: 88vh; overflow: auto; }
.modal h3 { margin: 0 0 10px; font-size: 17px; }
.modal-text { margin: 0 0 10px; color: var(--ink); font-size: 14px; }
.modal-text.warn { color: var(--warn); }
.modal-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 14px; flex-wrap: wrap; }
.cmp { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.cmp pre { margin: 4px 0 0; background: var(--bg); padding: 8px; border-radius: 6px; font: 13px/1.5 inherit; white-space: pre-wrap; max-height: 180px; overflow: auto; }
.imgs { display: flex; flex-direction: column; gap: 10px; margin-bottom: 10px; }
.img img { max-width: 100%; border-radius: 8px; border: 1px solid var(--line); display: block; margin-bottom: 6px; }

#toast { position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px); background: #2b3040; color: #fff; padding: 10px 16px; border-radius: 10px; font-size: 14px; opacity: 0; pointer-events: none; transition: .2s; z-index: 200; max-width: 90vw; }
#toast.show { opacity: 1; transform: translate(-50%, 0); }

/* 手机：每行上方浅灰模板，下方我的歌词 */
@media (max-width: 760px) {
  .wrap { padding: 8px 8px 60vh; }
  .cols { display: none; }
  .rows { padding: 4px 8px; }
  .row { grid-template-columns: 1fr; gap: 3px; padding: 7px 0; border-bottom: 1px solid #f1f2f5; scroll-margin-top: 70px; scroll-margin-bottom: 20px; }
  .row .tpl { min-height: 0; padding: 4px 10px; font-size: 14px; }
  .row.title { padding: 12px 0 2px; border-bottom: 0; }
  .row.title .title-echo { display: none; }
  .row.blank { padding: 0; border: 0; height: 10px; }
  .row.blank .my { display: none; }
  .badge { min-width: 70px; }
  .editor-top .btn.small { min-width: 34px; }
  .pill { font-size: 11px; padding: 2px 8px; max-width: 150px; white-space: normal; line-height: 1.25; text-align: center; }
  .list-head .btns { width: 100%; }
  .list-head .btns .btn { flex: 1; }
}