/* ===== MBC NEW 웹폰트 ===== */
@font-face {
  font-family: "MBC NEW"; src: url("../fonts/MBCNEW-M.ttf") format("truetype");
  font-weight: 400 500; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "MBC NEW"; src: url("../fonts/MBCNEW-B.ttf") format("truetype");
  font-weight: 600 800; font-style: normal; font-display: swap;
}

/* ===== 라이트 브랜드 테마 ===== */
:root {
  --bg:#f4f2f8; --card:#ffffff; --accent:#6706D3; --accent-2:#4664E6;
  --text:#1f1a2b; --muted:#6f6b7a; --on-air:#FF4141; --border:#e7e3f0;
}
* { box-sizing: border-box; }
body { margin:0; font-family:"MBC NEW", system-ui, -apple-system, "Segoe UI", sans-serif;
       background: var(--bg); color: var(--text); }

/* 헤더 + 브랜드 */
.app-header { padding: 12px 16px; background:#fff; border-bottom:1px solid var(--border);
              display:flex; align-items:center; justify-content:space-between; }
.brand { display:flex; align-items:center; gap:8px; }
.brand-logo { height:30px; width:30px; object-fit:contain; }
.app-header h1 { margin:0; font-size:18px; font-weight:800; color: var(--accent); }
.user-box { display:flex; align-items:center; gap:10px; }
.user-email { color:var(--muted); font-size:13px; }
.logout-btn { padding:6px 12px; border:1px solid var(--border); border-radius:8px;
              background:#fff; color:var(--text); font-size:13px; cursor:pointer; }
.logout-btn:active { background:#f0ecf8; }

.app-main { max-width: 720px; margin: 0 auto; padding: 12px; }
.player-area { position: relative; }
.video { width:100%; aspect-ratio:16/9; background:#000; border-radius:10px; }
.player-status { padding:8px 4px; color: var(--muted); font-size:14px; }

/* 채널 카드 */
.channels-title { font-size:15px; color: var(--muted); margin:16px 4px 8px; font-weight:600; }
.channel-list { list-style:none; margin:0; padding:0; display:grid;
                grid-template-columns: repeat(auto-fill, minmax(140px,1fr)); gap:10px; }
.channel-card { background: var(--card); border-radius:12px; padding:14px; cursor:pointer;
                display:flex; flex-direction:column; gap:6px; border:1px solid var(--border);
                box-shadow:0 1px 3px rgba(41,21,60,.06); transition: transform .05s ease; }
.channel-card:active { transform: scale(.98); }
.channel-name { font-size:16px; font-weight:700; }
.channel-type { font-size:12px; color: var(--muted); }
.channel-status { font-size:12px; color: var(--muted); }
.channel-status.on-air { color: var(--on-air); font-weight:700; }
.channel-status.off-air { color: var(--muted); }
.channel-thumb { width:100%; aspect-ratio:16/9; object-fit:cover; border-radius:8px; background:#000; }
.admin-link { color:var(--accent); font-size:13px; text-decoration:none; margin-right:4px; font-weight:600; }

/* 라디오(오디오 전용) */
.player-area.mode-radio .video { background: radial-gradient(circle at 50% 40%, #8F83FF, #6706D3); }
.player-area.mode-radio::before {
  content: "🎵 라디오"; position: absolute; z-index: 2; left: 0; right: 0; top: 40px;
  text-align: center; font-size: 22px; color: #fff; pointer-events: none;
}

@media (max-width: 420px) {
  .channel-list { grid-template-columns: repeat(2, 1fr); }
  .app-main { padding: 8px; }
}

/* ===== 인증 화면 ===== */
.auth-wrap { max-width: 360px; margin: 32px auto; padding: 16px; }
.auth-brand { display:flex; flex-direction:column; align-items:center; gap:8px; margin-bottom:16px; }
.auth-brand img { width:96px; height:96px; object-fit:contain; }
.auth-title { text-align:center; font-size:22px; margin:0; font-weight:800; color: var(--accent); }
.auth-form { display:flex; flex-direction:column; gap:10px; background:var(--card);
             padding:20px; border-radius:14px; border:1px solid var(--border);
             box-shadow:0 2px 10px rgba(41,21,60,.06); }
.auth-form h2 { margin:0 0 6px; font-size:16px; }
.auth-form input { padding:12px; border-radius:8px; border:1px solid var(--border);
                   background:#fff; color:var(--text); font-size:15px; }
.auth-form input:focus { outline:2px solid var(--accent); border-color:transparent; }
.auth-form button { padding:12px; border:none; border-radius:8px; background:var(--accent);
                    color:#fff; font-weight:700; font-size:15px; cursor:pointer; }
.auth-form button:active { background:#530aa8; }
.auth-link { color:var(--accent-2); font-size:13px; text-decoration:none; text-align:center; }
.auth-msg { text-align:center; font-size:14px; min-height:20px; }
.auth-msg.err { color:#c0392b; }
.auth-msg.ok { color:#2e7d5b; }
.hidden { display:none; }

/* ===== 관리 화면 ===== */
.admin-form-wrap { margin-bottom:20px; }
.admin-form { display:flex; flex-wrap:wrap; gap:8px; align-items:center; }
.admin-form input, .admin-form select { padding:8px; border-radius:8px; border:1px solid var(--border);
  background:#fff; color:var(--text); font-size:14px; }
.admin-form .chk { color:var(--muted); font-size:14px; }
.admin-form-btns { display:flex; gap:8px; }
.admin-form button { padding:8px 14px; border:none; border-radius:8px; background:var(--accent);
  color:#fff; font-weight:700; cursor:pointer; }
.admin-table { width:100%; border-collapse:collapse; font-size:14px; }
.admin-table th, .admin-table td { text-align:left; padding:8px; border-bottom:1px solid var(--border); }
.admin-table button { margin-right:6px; padding:4px 10px; border:1px solid var(--border); border-radius:6px;
  background:#fff; color:var(--text); cursor:pointer; font-size:13px; }