:root {
  --bg: #050708;
  --panel: rgba(10, 18, 20, 0.86);
  --panel-strong: rgba(12, 24, 27, 0.96);
  --border: rgba(48, 255, 147, 0.20);
  --text: #e8fff4;
  --muted: #8aa6a3;
  --green: #30ff93;
  --green-soft: rgba(48, 255, 147, 0.16);
  --cyan: #25c8ff;
  --cyan-soft: rgba(37, 200, 255, 0.14);
  --danger: #ff6a3d;
  --warning: #ffb84d;
  --radius: 22px;
  --shadow: 0 22px 70px rgba(0, 0, 0, 0.45);
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: var(--bg); color: var(--text); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif; }
body {
  background:
    radial-gradient(circle at 18% 8%, rgba(48,255,147,.12), transparent 28%),
    radial-gradient(circle at 82% 16%, rgba(37,200,255,.10), transparent 32%),
    linear-gradient(135deg, #030505 0%, #071013 50%, #030506 100%);
}
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(circle at center, black, transparent 80%);
}
a { color: inherit; }
button, input { font: inherit; }
.app-shell { width: min(1180px, calc(100% - 28px)); margin: 0 auto; padding: 28px 0 42px; position: relative; z-index: 1; }
.app-header { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-bottom: 22px; }
.brand { display: flex; align-items: center; gap: 14px; min-width: 0; }
.brand-mark { width: 52px; height: 52px; border-radius: 18px; display: grid; place-items: center; color: var(--green); border: 1px solid var(--border); background: linear-gradient(135deg, rgba(48,255,147,.10), rgba(37,200,255,.08)); box-shadow: 0 0 34px rgba(48,255,147,.11); font-weight: 900; letter-spacing: .05em; }
.brand-title { margin: 0; font-size: clamp(1.45rem, 4vw, 2.35rem); letter-spacing: -.04em; line-height: 1; }
.brand-subtitle { margin: 5px 0 0; color: var(--muted); font-size: .94rem; letter-spacing: .22em; text-transform: uppercase; }
.header-actions { display: flex; align-items: center; gap: 10px; }
.connection-status { border: 1px solid rgba(48,255,147,.22); color: #baffda; background: rgba(48,255,147,.08); border-radius: 999px; padding: 9px 12px; font-size: .78rem; font-weight: 900; text-transform: uppercase; letter-spacing: .08em; }
.connection-status.offline { border-color: rgba(255,184,77,.28); color: #ffe2b0; background: rgba(255,184,77,.08); }
.install-button { border: 1px solid rgba(48,255,147,.34); color: #06100b; background: var(--green); border-radius: 999px; padding: 11px 16px; white-space: nowrap; font-weight: 900; cursor: pointer; transition: transform .16s ease, border-color .16s ease; }
.install-button:hover, .install-button:focus { transform: translateY(-1px); border-color: #baffda; outline: none; }
.member-login { text-decoration: none; border: 1px solid rgba(37,200,255,.38); color: var(--text); border-radius: 999px; padding: 11px 16px; background: var(--cyan-soft); white-space: nowrap; transition: transform .16s ease, border-color .16s ease; }
.member-login:hover, .member-login:focus { transform: translateY(-1px); border-color: var(--cyan); outline: none; }
.notice { border: 1px solid rgba(255,184,77,.24); background: rgba(255,184,77,.08); color: #ffe2b0; border-radius: 16px; padding: 12px 14px; margin: 0 0 16px; }
.notice.error { border-color: rgba(255,106,61,.35); background: rgba(255,106,61,.10); color: #ffd3c5; }
.notice.success { border-color: rgba(48,255,147,.22); background: rgba(48,255,147,.08); color: #baffda; }
.player-card { display: grid; grid-template-columns: minmax(260px, 360px) 1fr; gap: 22px; padding: 20px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--panel); box-shadow: var(--shadow); backdrop-filter: blur(16px); }
.cover { aspect-ratio: 1; border-radius: 24px; overflow: hidden; background: #081112; border: 1px solid rgba(255,255,255,.08); box-shadow: inset 0 0 0 1px rgba(48,255,147,.04); }
.cover img { width: 100%; height: 100%; display: block; object-fit: cover; }
.meta-kicker { color: var(--green); text-transform: uppercase; letter-spacing: .18em; font-size: .74rem; font-weight: 800; margin: 0 0 8px; }
.track-title { margin: 0; font-size: clamp(1.55rem, 5vw, 3.1rem); letter-spacing: -.055em; line-height: .96; overflow-wrap: anywhere; }
.track-artist { min-height: 1.3em; margin: 8px 0 0; color: var(--muted); font-size: 1.08rem; }
.queue-status { display: inline-flex; width: fit-content; margin: 10px 0 0; border: 1px solid rgba(37,200,255,.22); border-radius: 999px; padding: 6px 10px; color: #bdefff; background: rgba(37,200,255,.08); font-size: .78rem; font-weight: 800; }
.mode-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin: 20px 0 16px; }
.mode-tab { border: 1px solid rgba(255,255,255,.09); background: rgba(255,255,255,.045); color: var(--muted); border-radius: 999px; min-height: 44px; padding: 0 18px; cursor: pointer; font-weight: 800; }
.mode-tab.active { color: #06100b; background: var(--green); border-color: var(--green); box-shadow: 0 0 22px rgba(48,255,147,.24); }
.mode-panel { display: none; }
.mode-panel.active { display: block; }
.waveform { position: relative; height: 132px; border-radius: 20px; background: linear-gradient(180deg, rgba(37,200,255,.09), rgba(48,255,147,.045)); border: 1px solid rgba(37,200,255,.18); overflow: hidden; cursor: pointer; margin: 16px 0 9px; }
.waveform:focus { outline: 2px solid rgba(48,255,147,.48); outline-offset: 3px; }
.waveform.is-live { cursor: default; border-color: rgba(48,255,147,.32); }
.waveform[aria-busy="true"] { opacity: .74; }
.waveform-bars { position: absolute; inset: 16px 14px; display: flex; align-items: center; gap: 4px; }
.waveform-bar { flex: 1; min-width: 3px; border-radius: 999px; background: linear-gradient(180deg, rgba(48,255,147,.78), rgba(37,200,255,.44)); opacity: .58; transform-origin: center; }
.waveform-bars.is-live-signal .waveform-bar { animation: livePulse 1.3s ease-in-out infinite alternate; }
@keyframes livePulse { from { transform: scaleY(.58); opacity: .34; } to { transform: scaleY(1.04); opacity: .82; } }
.playhead { position: absolute; top: 0; bottom: 0; left: 0; width: 2px; background: var(--green); box-shadow: 0 0 16px rgba(48,255,147,.9); transform: translateX(0); }
.time-bubble { position: absolute; bottom: 8px; transform: translateX(-50%); background: rgba(2,8,8,.9); border: 1px solid rgba(48,255,147,.25); border-radius: 999px; padding: 4px 8px; color: var(--green); font-size: .75rem; }
.time-row { display: flex; justify-content: space-between; color: var(--muted); font-size: .86rem; }
.controls { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 18px 0; }
.btn { border: 1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.055); color: var(--text); border-radius: 16px; min-height: 48px; padding: 0 15px; cursor: pointer; font-weight: 900; transition: transform .14s ease, border-color .14s ease, opacity .14s ease; }
.btn.primary { background: var(--green); border-color: var(--green); color: #06100b; min-width: 108px; }
.btn:hover, .btn:focus { border-color: var(--cyan); outline: none; transform: translateY(-1px); }
.btn:disabled { cursor: not-allowed; opacity: .42; transform: none; }
.volume { display: flex; align-items: center; gap: 8px; margin-left: auto; color: var(--muted); }
.volume input { accent-color: var(--green); max-width: 132px; }
.volume span { min-width: 42px; text-align: right; color: var(--green); font-variant-numeric: tabular-nums; }
.track-list { display: grid; gap: 9px; margin-top: 14px; max-height: 340px; overflow: auto; padding-right: 3px; }
.track-item { width: 100%; text-align: left; border: 1px solid rgba(255,255,255,.08); background: rgba(255,255,255,.045); color: var(--text); border-radius: 16px; padding: 12px 14px; cursor: pointer; display: grid; gap: 3px; }
.track-item:hover, .track-item:focus { border-color: rgba(37,200,255,.35); outline: none; }
.track-item.active { border-color: rgba(48,255,147,.7); background: var(--green-soft); box-shadow: inset 3px 0 0 var(--green); }
.track-item small { color: var(--muted); overflow-wrap: anywhere; }
.empty-state, .mode-help { border: 1px dashed rgba(255,255,255,.14); color: var(--muted); border-radius: 18px; padding: 18px; background: rgba(255,255,255,.025); }
.file-input { display: block; width: 100%; border: 1px solid rgba(255,255,255,.10); background: rgba(0,0,0,.18); border-radius: 16px; padding: 14px; color: var(--text); margin: 12px 0; }
.keyboard-hint { margin: 18px auto 0; max-width: 920px; color: rgba(232,255,244,.55); text-align: center; font-size: .82rem; }
.login-page { min-height: 62vh; display: grid; place-items: center; }
.login-box { max-width: 680px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--panel); padding: 32px; box-shadow: var(--shadow); }
.login-box h1 { margin-top: 0; letter-spacing: -.04em; }
.footer { color: rgba(232,255,244,.55); text-align: center; margin-top: 12px; font-size: .85rem; }
@media (max-width: 820px) {
  .app-header { align-items: flex-start; flex-direction: column; }
  .header-actions { width: 100%; display: grid; grid-template-columns: 1fr; }
  .install-button, .member-login { width: 100%; text-align: center; }
  .player-card { grid-template-columns: 1fr; padding: 14px; }
  .cover { max-width: 320px; width: 100%; margin: 0 auto; }
  .volume { width: 100%; margin-left: 0; justify-content: space-between; }
  .volume input { flex: 1; max-width: none; }
  .controls .btn { flex: 1 1 auto; }
  .track-list { max-height: 260px; }
}

/* SP-P2 Auth / Member Foundation */
.inline-form{display:inline-flex;margin:0}.member-login.ghost{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.16);color:#cceee9}.login-form{display:grid;gap:14px;margin:24px 0}.login-form label{display:grid;gap:7px;color:#d7f7f2;font-size:.9rem}.login-form input{width:100%;border:1px solid rgba(74,255,214,.25);border-radius:14px;background:#070b0d;color:#f1fffc;padding:13px 14px;outline:none}.login-form input:focus{border-color:rgba(74,255,214,.75);box-shadow:0 0 0 3px rgba(74,255,214,.12)}.notice.error{display:block;background:rgba(255,92,92,.13);border-color:rgba(255,92,92,.38);color:#ffd6d6}.member-shell{max-width:1200px}.member-layout{display:grid;grid-template-columns:260px 1fr;gap:22px;align-items:start}.member-sidebar{position:sticky;top:18px;display:grid;gap:10px;padding:16px;border:1px solid rgba(74,255,214,.16);border-radius:24px;background:linear-gradient(160deg,rgba(8,14,16,.96),rgba(11,20,23,.84));box-shadow:0 22px 70px rgba(0,0,0,.34)}.sidebar-item{display:flex;align-items:center;justify-content:space-between;border:1px solid rgba(255,255,255,.09);border-radius:16px;padding:12px 13px;color:#dbfffa;text-decoration:none;background:rgba(255,255,255,.035)}.sidebar-item.active{border-color:rgba(74,255,214,.58);box-shadow:0 0 20px rgba(74,255,214,.08)}.sidebar-item.disabled{opacity:.48}.member-panel{padding:26px;border:1px solid rgba(74,255,214,.16);border-radius:28px;background:linear-gradient(180deg,rgba(8,13,16,.96),rgba(6,8,10,.9));box-shadow:0 30px 90px rgba(0,0,0,.38)}.member-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:24px 0}.member-card{padding:18px;border:1px solid rgba(255,255,255,.1);border-radius:22px;background:rgba(255,255,255,.04)}.member-card h3{margin:.1rem 0 .5rem}.active-card{border-color:rgba(74,255,214,.42)}.disabled-card{opacity:.58}.permission-list{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0}.permission-list li{border:1px solid rgba(74,255,214,.2);border-radius:999px;padding:7px 10px;background:rgba(74,255,214,.06);font-size:.86rem}code{color:#8dfbe8}@media(max-width:820px){.member-layout{grid-template-columns:1fr}.member-sidebar{position:static}.member-grid{grid-template-columns:1fr}.header-actions{gap:8px}.inline-form{width:auto}}
.member-grid.two-cols{grid-template-columns:repeat(2,minmax(0,1fr))}.compact-list{margin-top:10px}.member-card strong{color:#8dfbe8}.sidebar-item[aria-current="page"]{border-color:rgba(74,255,214,.58)}@media(max-width:820px){.member-grid.two-cols{grid-template-columns:1fr}}

/* SP-P2.2 Community Foundation */
.community-shell .member-panel{min-height:620px}.community-panel h2{margin:0 0 10px}.community-status{display:inline-flex;align-items:center;width:fit-content;margin:12px 0 14px;border:1px solid rgba(37,200,255,.22);border-radius:999px;padding:7px 11px;color:#bdefff;background:rgba(37,200,255,.08);font-size:.8rem;font-weight:900}.community-status[data-status="ok"]{border-color:rgba(48,255,147,.28);color:#baffda;background:rgba(48,255,147,.08)}.community-status[data-status="error"]{border-color:rgba(255,106,61,.34);color:#ffd3c5;background:rgba(255,106,61,.1)}.community-feed{display:grid;gap:12px;max-height:420px;overflow:auto;margin:14px 0 18px;padding:4px 4px 4px 0}.community-empty{border:1px dashed rgba(255,255,255,.16);border-radius:18px;padding:18px;color:var(--muted);background:rgba(255,255,255,.025)}.community-message{border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:14px 15px;background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.025))}.community-message-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}.community-message-meta strong{color:#baffda}.community-message-meta time{color:var(--muted);font-size:.78rem;white-space:nowrap}.community-message p{margin:0;color:#ecfff8;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.45}.community-compose{display:grid;gap:9px;border:1px solid rgba(48,255,147,.18);border-radius:22px;padding:16px;background:rgba(48,255,147,.045)}.community-compose label{font-weight:900;color:#baffda}.community-compose textarea{width:100%;resize:vertical;min-height:110px;border:1px solid rgba(74,255,214,.22);border-radius:16px;background:#070b0d;color:#f1fffc;padding:13px 14px;outline:none}.community-compose textarea:focus{border-color:rgba(74,255,214,.75);box-shadow:0 0 0 3px rgba(74,255,214,.12)}.community-compose-footer{display:flex;align-items:center;justify-content:space-between;gap:12px}.community-compose-footer span{color:var(--muted);font-variant-numeric:tabular-nums}.community-compose-footer span[data-over-limit="1"]{color:var(--danger)}.compact-note{padding:12px;margin:10px 0 0}@media(max-width:820px){.community-message-meta{align-items:flex-start;flex-direction:column;gap:3px}.community-feed{max-height:360px}.community-compose-footer{align-items:stretch;flex-direction:column}.community-compose-footer .btn{width:100%}}

/* SP-P2.3 Community Hardening */
.community-rate{display:inline-flex;align-items:center;width:fit-content;margin:0 0 14px 8px;border:1px solid rgba(48,255,147,.18);border-radius:999px;padding:7px 11px;color:#baffda;background:rgba(48,255,147,.055);font-size:.78rem;font-weight:800}.community-rate[data-status="warn"]{border-color:rgba(255,184,77,.3);color:#ffe2b0;background:rgba(255,184,77,.08)}.community-rate[data-status="ok"]{border-color:rgba(48,255,147,.25)}@media(max-width:820px){.community-rate{margin-left:0;display:flex;width:100%;justify-content:center;text-align:center}}
.control-room-shell .member-panel{min-height:620px}.control-room-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:24px 0}.control-room-panel .member-card p{margin:.55rem 0}.ok-text{color:#baffda;font-weight:900}.warn-text{color:#ffe2b0;font-weight:900}.feature-on{border-color:rgba(48,255,147,.32)!important}.feature-off{border-color:rgba(255,184,77,.28)!important;color:#ffe2b0}.control-room-notices{display:grid;gap:10px;margin:12px 0}.notice.warning{display:block;background:rgba(255,184,77,.11);border-color:rgba(255,184,77,.32);color:#ffe2b0}.notice.success{display:block;background:rgba(48,255,147,.08);border-color:rgba(48,255,147,.24);color:#baffda}@media(max-width:980px){.control-room-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:820px){.control-room-grid{grid-template-columns:1fr}}
.sidebar-subitem{margin-left:14px;font-size:.92rem}.small-grid{grid-template-columns:repeat(3,minmax(0,1fr));margin-bottom:18px}.metric-big{font-size:2.25rem;font-weight:900;color:#8dfbe8;margin:.2rem 0}.table-wrap{width:100%;overflow:auto;border:1px solid rgba(74,255,214,.14);border-radius:20px;background:rgba(0,0,0,.18);margin:20px 0}.control-table{width:100%;border-collapse:collapse;min-width:860px}.control-table th,.control-table td{padding:13px 14px;border-bottom:1px solid rgba(255,255,255,.08);vertical-align:top;text-align:left}.control-table th{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:#8dfbe8;background:rgba(74,255,214,.055)}.control-table tr:hover td{background:rgba(74,255,214,.035)}.muted-text{color:#9fb7b3}.badge-row{display:flex;flex-wrap:wrap;gap:6px}.mini-badge,.status-pill{display:inline-flex;align-items:center;border:1px solid rgba(74,255,214,.22);border-radius:999px;padding:4px 8px;background:rgba(74,255,214,.07);font-size:.78rem;line-height:1.2}.mini-badge.muted{border-color:rgba(255,255,255,.14);background:rgba(255,255,255,.05);color:#9fb7b3}.status-active{border-color:rgba(48,255,147,.32);color:#baffda}.status-inactive{border-color:rgba(255,184,77,.28);color:#ffe2b0}@media(max-width:820px){.small-grid{grid-template-columns:1fr}.control-table{min-width:760px}}

/* SP-P2.6 Control Room User Actions */
.management-card {
  margin: 1rem 0;
}
.management-form {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: .85rem;
  align-items: end;
}
.management-form label,
.profile-action-form label {
  display: grid;
  gap: .35rem;
  color: rgba(235,255,246,.86);
  font-size: .9rem;
}
.management-form input,
.management-form select,
.profile-action-form select {
  width: 100%;
  border: 1px solid rgba(48,255,147,.3);
  border-radius: 12px;
  background: rgba(0,0,0,.34);
  color: #effff7;
  padding: .72rem .8rem;
  outline: none;
}
.management-form select[multiple],
.profile-action-form select[multiple] {
  min-height: 88px;
}
.user-action-cell {
  min-width: 220px;
}
.inline-action-form,
.profile-action-form {
  margin: .2rem 0 .55rem;
}
.profile-action-form {
  display: grid;
  gap: .45rem;
}
.small-action {
  border: 1px solid rgba(48,255,147,.38);
  border-radius: 999px;
  background: rgba(48,255,147,.11);
  color: #dffff0;
  padding: .45rem .72rem;
  font-weight: 700;
  cursor: pointer;
}
.small-action:hover {
  background: rgba(48,255,147,.2);
}
.small-action.danger {
  border-color: rgba(255,93,93,.5);
  background: rgba(255,93,93,.12);
}
.notice.success {
  border-color: rgba(48,255,147,.42);
  background: rgba(48,255,147,.12);
  color: #dbffee;
}
.audit-list li {
  margin-bottom: .35rem;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
@media (max-width: 860px) {
  .user-action-cell {
    min-width: 260px;
  }
}

/* SP-P2.7 Control Room Community Moderation */
.status-danger {
  border-color: rgba(255,93,93,.55);
  color: #ffd6d6;
  background: rgba(255,93,93,.12);
}
.moderation-table {
  min-width: 980px;
}
.message-preview p {
  margin: 0 0 .45rem;
  white-space: normal;
}
.moderation-action-cell {
  min-width: 250px;
}
.moderation-action-form input[type="text"] {
  width: 100%;
  border: 1px solid rgba(48,255,147,.3);
  border-radius: 12px;
  background: rgba(0,0,0,.34);
  color: #effff7;
  padding: .72rem .8rem;
  outline: none;
}
.moderation-stats {
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

/* SP-P2.8 Control Room Playlist Management */
.compact-grid {
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}
.big-number {
  font-size: 2rem;
  font-weight: 800;
  margin: .25rem 0 0;
  color: #eafff4;
}
.admin-form-panel {
  border: 1px solid rgba(48,255,147,.18);
  border-radius: 22px;
  background: rgba(0,0,0,.18);
  padding: 1rem;
  margin: 1rem 0 1.2rem;
}
.admin-grid-form {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: .8rem;
  align-items: end;
}
.admin-grid-form label {
  display: grid;
  gap: .35rem;
  color: #bdebd6;
  font-size: .88rem;
}
.admin-grid-form input,
.admin-grid-form select,
.admin-grid-form textarea {
  width: 100%;
  border: 1px solid rgba(48,255,147,.26);
  border-radius: 12px;
  background: rgba(0,0,0,.34);
  color: #effff7;
  padding: .72rem .8rem;
  outline: none;
}
.admin-grid-form input:focus,
.admin-grid-form select:focus,
.admin-grid-form textarea:focus {
  border-color: rgba(48,255,147,.65);
  box-shadow: 0 0 0 3px rgba(48,255,147,.08);
}
.admin-grid-form .wide-field {
  grid-column: 1 / -1;
}
.checkbox-line {
  display: flex !important;
  align-items: center;
  gap: .55rem !important;
  min-height: 44px;
}
.checkbox-line input {
  width: auto;
}
.admin-list {
  display: grid;
  gap: 1rem;
}
.admin-card-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: start;
  margin-bottom: .8rem;
}
.admin-card-head h4 {
  margin: .2rem 0 0;
  font-size: 1.05rem;
}
.muted-text {
  color: #8bb49f;
  font-weight: 500;
}
.track-admin-card {
  overflow: hidden;
}
@media (max-width: 720px) {
  .admin-card-head {
    display: grid;
  }
}