/* Məşq pleyeri (/learn/pleyer). Builds on proto.css + home.css; theme-aware through the theme colours. */
.pleyer { max-width: 560px; padding-top: 12px; padding-bottom: calc(96px + env(safe-area-inset-bottom)); }
.crumb { display: block; width: fit-content; margin-bottom: 10px; font-size: 0.85rem; font-weight: 700; color: var(--muted); text-decoration: none; }
.pleyer h1 { font-size: 1.7rem; margin-top: 4px; }
.pleyer .lead { margin-top: 6px; color: var(--ink-2); }

/* start */
.pl-big { display: flex; align-items: center; gap: 12px; width: 100%; margin-top: 10px; padding: 14px; border: 1px solid var(--line); border-radius: 16px; background: var(--card); color: var(--ink); font: inherit; text-align: left; cursor: pointer; position: relative; }
.pl-big:hover { border-color: var(--accent); }
.pl-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.pl-primary:hover { background: var(--accent-ink); }
.pl-ic { width: 44px; height: 44px; flex: none; display: grid; place-items: center; border-radius: 13px; background: var(--accent); color: #fff; font-size: 20px; font-weight: 900; }
.pl-primary .pl-ic { background: rgba(255, 255, 255, 0.22); }
.pl-teal { background: var(--teal); }
.pl-ink { background: var(--ink-bg); }
.pl-tx { flex: 1; min-width: 0; display: grid; gap: 2px; }
.pl-tx b { font-size: 0.98rem; overflow-wrap: anywhere; }
.pl-tx small { font-size: 0.78rem; font-weight: 700; color: var(--muted); }
.pl-primary .pl-tx small { color: #fff; opacity: 0.9; }
.pl-file { position: absolute; width: 1px; height: 1px; opacity: 0; overflow: hidden; clip: rect(0 0 0 0); }
.pl-big:focus-within { outline: 3px solid var(--accent-soft); outline-offset: 2px; }
.pl-rec { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 10px; padding: 14px; box-shadow: none; border-color: var(--bad); }
.pl-dot { width: 12px; height: 12px; border-radius: 50%; background: var(--bad); animation: pl-blink 1s infinite; }
@keyframes pl-blink { 50% { opacity: 0.3; } }
.pl-rec-t { margin-left: auto; font-weight: 900; font-variant-numeric: tabular-nums; }
.pl-level { flex-basis: 100%; height: 6px; border-radius: 9px; background: var(--paper-2); overflow: hidden; }
.pl-level i { display: block; height: 100%; width: 0; background: var(--ok); transition: width 0.08s; }
.pl-rec-acts { flex-basis: 100%; display: flex; gap: 8px; }
.pl-private { display: flex; gap: 8px; margin-top: 12px; padding: 9px 12px; border-radius: 12px; background: var(--teal-soft); color: var(--teal); font-size: 0.82rem; font-weight: 700; }
.pl-msg { margin-top: 10px; padding: 10px 12px; border-radius: 12px; background: var(--accent-soft); color: var(--accent-ink); font-weight: 700; font-size: 0.88rem; }
.pl-lbl { margin: 18px 0 6px; font-size: 0.72rem; font-weight: 900; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.pl-list { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 6px; }
.pl-list li { display: flex; gap: 6px; align-items: stretch; }
.pl-it { flex: 1; min-width: 0; display: flex; align-items: center; gap: 10px; min-height: 52px; padding: 8px 11px; border: 1px solid var(--line); border-radius: 12px; background: var(--card); color: var(--ink); font: inherit; text-align: left; cursor: pointer; }
.pl-it:hover { border-color: var(--accent); }
.pl-n { width: 34px; height: 34px; flex: none; display: grid; place-items: center; border-radius: 10px; background: var(--paper-2); }
.pl-it .pl-tx b { font-size: 0.88rem; }
.pl-tag { flex: none; font-size: 0.7rem; font-weight: 900; padding: 3px 7px; border-radius: 7px; background: var(--teal-soft); color: var(--teal); white-space: nowrap; }
.pl-x { width: 44px; flex: none; border: 1px solid var(--line); border-radius: 12px; background: var(--card); color: var(--muted); font-size: 1.2rem; cursor: pointer; }
.pl-none { margin-top: 8px; font-size: 0.86rem; color: var(--muted); }

/* player */
.pl-top { display: flex; align-items: center; gap: 12px; }
.pl-song { flex: 1; min-width: 0; display: grid; }
.pl-song b { font-size: 1.05rem; overflow-wrap: anywhere; }
.pl-song small { font-size: 0.8rem; font-weight: 700; color: var(--muted); }
.icon-btn { width: 42px; height: 42px; flex: none; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 12px; background: var(--card); color: var(--ink); cursor: pointer; }
.pl-wave { position: relative; height: 110px; margin-top: 14px; border: 1px solid var(--line); border-radius: 14px; background: var(--card); overflow: hidden; touch-action: none; cursor: pointer; user-select: none; }
.pl-wave canvas { position: absolute; inset: 0; }
.pl-ab { position: absolute; top: 0; bottom: 0; background: color-mix(in srgb, var(--accent) 14%, transparent); border-left: 3px solid var(--accent); border-right: 3px solid var(--accent); pointer-events: none; }
.pl-ab span { position: absolute; top: 3px; font-size: 0.66rem; font-weight: 900; color: #fff; background: var(--accent); border-radius: 5px; padding: 1px 5px; }
.pl-a { left: -3px; }
.pl-b { right: -3px; }
.pl-head { position: absolute; top: 0; bottom: 0; width: 2px; margin-left: -1px; background: var(--ink); pointer-events: none; }
.pl-marks { position: absolute; inset: 0; pointer-events: none; }
.pl-mk { position: absolute; bottom: 4px; max-width: 30%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 0.62rem; font-weight: 900; color: var(--teal); background: var(--teal-soft); border-left: 2px solid var(--teal); border-radius: 0 5px 5px 0; padding: 1px 5px; }
.pl-times { display: flex; justify-content: space-between; gap: 8px; margin-top: 4px; font-size: 0.76rem; font-weight: 800; color: var(--muted); font-variant-numeric: tabular-nums; }
.pl-ctl { display: flex; justify-content: center; align-items: center; gap: 20px; margin-top: 10px; }
.pl-round { width: 48px; height: 48px; border-radius: 50%; border: 1px solid var(--line); background: var(--card); color: var(--ink); font-weight: 900; font-size: 0.82rem; cursor: pointer; display: grid; place-items: center; }
.pl-play { width: 68px; height: 68px; background: var(--accent); border-color: var(--accent); color: #fff; }
.pl-play .i-pause, .pl-play.on .i-play { display: none; }
.pl-play.on .i-pause { display: block; }
.pl-loop { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-top: 12px; }
.pl-loop button { min-height: 44px; border: 1px solid var(--line); border-radius: 12px; background: var(--card); color: var(--ink); font: inherit; font-weight: 900; font-size: 0.84rem; cursor: pointer; }
.pl-loop button.on, .pl-loop button[aria-pressed="true"] { background: var(--accent-soft); border-color: var(--accent); color: var(--accent-ink); }
.pl-loop button:disabled { opacity: 0.45; cursor: default; }
.pl-markform { display: flex; gap: 6px; margin-top: 8px; }
.pl-markform input { flex: 1; min-width: 0; min-height: 44px; padding: 0 12px; border: 1px solid var(--line); border-radius: 12px; background: var(--card); color: var(--ink); font: inherit; }
.pl-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.pl-chips:empty { display: none; }
.pl-chips > button { min-height: 36px; padding: 0 11px; border: 1px solid var(--line); border-radius: 99px; background: var(--card); color: var(--ink); font: inherit; font-weight: 800; font-size: 0.8rem; cursor: pointer; }
.pl-chips > button.on { background: var(--ink-bg); border-color: var(--ink-bg); color: #fff; }
.pl-chip { display: inline-flex; align-items: center; border: 1px solid var(--line); border-radius: 99px; background: var(--teal-soft); overflow: hidden; }
.pl-chip button { min-height: 36px; border: 0; background: none; color: var(--teal); font: inherit; font-weight: 800; font-size: 0.8rem; cursor: pointer; padding: 0 6px 0 11px; }
.pl-chip .pl-x-mk { padding: 0 10px 0 4px; font-size: 1rem; color: var(--muted); }
.pl-knob { margin-top: 10px; padding: 12px 14px; box-shadow: none; }
.pl-kh { display: flex; justify-content: space-between; align-items: baseline; }
.pl-kh b { font-size: 0.92rem; }
.pl-kh em { font-style: normal; font-weight: 900; font-size: 1.1rem; color: var(--accent-ink); }
.pl-knob small { display: block; margin-top: 6px; font-size: 0.76rem; font-weight: 700; color: var(--muted); }
.pl-knob input[type="range"] { width: 100%; margin: 12px 0 4px; accent-color: var(--accent); }
.pl-step { display: flex; align-items: center; gap: 8px; margin-top: 8px; }
.pl-step button { width: 44px; height: 44px; flex: none; border: 1px solid var(--line); border-radius: 12px; background: var(--paper); color: var(--ink); font-weight: 900; font-size: 1.2rem; cursor: pointer; }
.pl-step button:disabled { opacity: 0.4; cursor: default; }
.pl-step b { flex: 1; text-align: center; font-size: 0.95rem; }
.pl-busy { display: grid; gap: 6px; margin-top: 8px; font-size: 0.8rem; font-weight: 800; color: var(--accent-ink); }
.pl-bar { height: 6px; border-radius: 9px; background: var(--paper-2); overflow: hidden; }
.pl-bar i { display: block; height: 100%; width: 0; background: var(--accent); transition: width 0.2s; }
.pl-stepbtn { margin-top: 12px; }
.pl-stepbtn .pl-ic { background: var(--teal); }
.pl-hint { margin-top: 12px; font-size: 0.8rem; color: var(--muted); }
.pl-keys { margin-top: 4px; }
@media (hover: none) { .pl-keys { display: none; } }

/* step-up */
.pl-two { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 12px; }
.pl-sel { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 10px 12px; box-shadow: none; }
.pl-sel b { font-size: 0.88rem; }
.pl-sel select { min-height: 40px; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); color: var(--accent-ink); font: inherit; font-weight: 900; font-size: 1rem; padding: 0 6px; }
.pl-ladder { list-style: none; margin: 12px 0 0; padding: 0; display: grid; gap: 5px; }
.pl-ladder li { display: flex; align-items: center; gap: 8px; font-size: 0.82rem; font-weight: 800; }
.pl-ladder i { font-style: normal; width: 46px; text-align: right; color: var(--muted); font-variant-numeric: tabular-nums; }
.pl-lb { flex: 1; height: 24px; border-radius: 8px; background: var(--paper-2); position: relative; overflow: hidden; }
.pl-lb u { position: absolute; left: 0; top: 0; bottom: 0; width: 0; border-radius: 8px; background: var(--ok); }
.pl-lb s { position: absolute; left: 9px; top: 4px; text-decoration: none; font-size: 0.72rem; font-weight: 900; color: #fff; }
.pl-ladder li.now i { color: var(--accent-ink); }
.pl-ladder li.now .pl-lb { background: var(--accent-soft); outline: 2px solid var(--accent); }
.pl-ladder li.now .pl-lb u { background: var(--accent); }
.pl-ladder li.now .pl-lb s { color: var(--accent-ink); }
.pl-sw { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 10px 0; border-bottom: 1px solid var(--line); cursor: pointer; }
.pl-sw > span:first-child { display: grid; }
.pl-sw b { font-size: 0.9rem; }
.pl-sw small { font-size: 0.74rem; font-weight: 700; color: var(--muted); }
.pl-sw .pl-step { margin: 0; }
.pl-sw .pl-step b { width: 26px; flex: none; }
.pl-tg { appearance: none; -webkit-appearance: none; width: 44px; height: 26px; flex: none; border-radius: 99px; background: var(--line); position: relative; cursor: pointer; margin: 0; transition: background 0.15s; }
.pl-tg::after { content: ""; position: absolute; left: 3px; top: 3px; width: 20px; height: 20px; border-radius: 50%; background: #fff; transition: left 0.15s; }
.pl-tg:checked { background: var(--teal); }
.pl-tg:checked::after { left: 21px; }
.pl-fin { margin-top: 12px; padding: 12px; border-radius: 12px; background: color-mix(in srgb, var(--ok) 12%, var(--card)); color: var(--ok); font-weight: 900; text-align: center; }
.pl-min { display: flex; gap: 10px; align-items: center; margin-top: 12px; padding: 10px 12px; border: 2px solid var(--ok); border-radius: 14px; background: color-mix(in srgb, var(--ok) 7%, var(--card)); }
.pl-min-n { width: 38px; height: 38px; flex: none; display: grid; place-items: center; border-radius: 12px; background: var(--ok); color: #fff; font-weight: 900; font-size: 18px; }
.pl-min > span:last-child { display: grid; }
.pl-min b { font-size: 0.9rem; }
.pl-min small { font-size: 0.74rem; font-weight: 700; color: var(--muted); }
.pl-go { margin-top: 12px; }