/* 수업 탭 (view-class). 토큰은 common.css :root 정의 사용. */
#view-class {
    padding: 16px 16px 90px;
    max-width: 560px;
    margin: 0 auto;
}
.cls-header { padding: 8px 4px 14px; }
.cls-title { font-size: 22px; font-weight: 800; color: var(--black); }

.cls-card {
    background: var(--white);
    border-radius: 16px;
    padding: 16px;
    margin-bottom: 14px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
}
.cls-card-hd {
    display: flex; align-items: center; gap: 8px;
    font-size: 16px; font-weight: 700; color: var(--black);
    margin-bottom: 12px;
}
.cls-ic { font-size: 18px; }
.cls-group-tag {
    margin-left: auto;
    font-size: 12px; font-weight: 700;
    color: var(--main-bg);
    background: rgba(255, 126, 23, 0.12);
    padding: 3px 10px; border-radius: 999px;
}
.cls-notice {
    background: var(--gray-100);
    border-radius: 10px;
    padding: 10px 12px;
    font-size: 13px; color: var(--gray-700);
    margin-bottom: 10px;
}
.cls-empty { padding: 18px 6px; text-align: center; color: var(--gray-500); font-size: 14px; }

/* 요일 탭 */
.cls-days { display: flex; gap: 6px; margin-bottom: 12px; }
.cls-day {
    flex: 1; padding: 8px 0;
    border: 1px solid var(--gray-200); border-radius: 10px;
    background: var(--white); color: var(--gray-600);
    font-size: 14px; font-weight: 600; cursor: pointer;
}
.cls-day.is-active {
    background: var(--main-bg); border-color: var(--main-bg);
    color: var(--white); font-weight: 800;
}

/* 줌 슬롯 카드 */
.cls-zoom {
    display: flex; align-items: center; gap: 10px;
    padding: 11px 10px;
    border: 1px solid var(--gray-200); border-radius: 12px;
    margin-bottom: 8px; background: var(--white);
}
.cls-zoom.is-mine { border-color: var(--main-bg); background: rgba(255, 126, 23, 0.05); }
.cls-zoom.is-live { border-color: var(--accent); box-shadow: 0 0 0 2px rgba(38, 198, 218, 0.25); }
/* 시작 시간 컬럼 (구 🎧 아이콘 자리) — 고정폭이라 겹침/줄바꿈 없음 */
.cls-zoom-time {
    flex-shrink: 0;
    min-width: 42px;
    text-align: center;
    font-size: 14px;
    font-weight: 800;
    color: var(--black);
    font-variant-numeric: tabular-nums;
}
.cls-zoom.is-live .cls-zoom-time { color: var(--accent-dark); }
.cls-zoom-main { flex: 1; min-width: 0; }
.cls-zoom-top { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.cls-zoom-name {
    font-size: 14px; font-weight: 700; color: var(--black);
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
    overflow: hidden; word-break: break-word;
}
.cls-zoom-sub {
    display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
    font-size: 12px; color: var(--gray-500); margin-top: 3px;
}
/* 슬롯 원 레벨 태그 (인쇄 시간표 팔레트) + 역할 범례 */
.cls-zoom-lv {
    flex-shrink: 0;
    font-size: 11px; font-weight: 800;
    border-radius: 999px; padding: 1px 8px;
    white-space: nowrap;
}
.cls-lv-white-low { background: #dcebe9; color: #2c5f59; }
.cls-lv-white-high { background: #e2e1ef; color: #44486b; }
.cls-lv-yellow { background: #fbf0c9; color: #7a5c00; }
.cls-lv-green { background: #d6efd9; color: #1f6b30; }
.cls-lv-blue { background: #d6e4f7; color: #1c4e86; }
.cls-lv-red { background: #f8dada; color: #9e2a2a; }
.cls-legend {
    font-size: 11.5px; color: var(--gray-500);
    margin: -4px 0 10px; padding: 0 2px;
}
.cls-zoom-coach {
    font-size: 11px; font-weight: 700; color: var(--gray-600);
    background: var(--gray-100); border: 1px solid var(--gray-200);
    border-radius: 999px; padding: 1px 8px;
}
.cls-badge-live {
    font-size: 10px; font-weight: 800; color: var(--white);
    background: var(--accent-dark); border-radius: 999px; padding: 2px 8px;
    animation: clsLivePulse 1.6s ease-in-out infinite;
}
@keyframes clsLivePulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.55; } }
/* 대체(대강) 표시 — 배지 + 예고 한 줄 */
.cls-badge-sub {
    font-size: 10px; font-weight: 800; color: #7a4d00;
    background: #ffe3b3; border-radius: 999px; padding: 2px 8px;
}
/* 슬롯 단위 휴강 — 휴일(전체 휴강)과 달리 이 슬롯만 쉰다 */
.cls-badge-off {
    font-size: 10px; font-weight: 800; color: var(--gray-600);
    background: var(--gray-200); border-radius: 999px; padding: 2px 8px;
}
.cls-zoom-notice {
    font-size: 11.5px; font-weight: 600; color: #b05c00;
    margin-top: 4px;
}
.cls-btn {
    border: none; border-radius: 10px; padding: 9px 13px;
    font-size: 13px; font-weight: 700; cursor: pointer; white-space: nowrap;
}
.cls-btn-enter { background: var(--main-bg); color: var(--white); }
.cls-btn-enter:active { background: var(--main-bg-dark); }
/* 휴일(방학·연휴·공휴일) — 입장 불가 */
.cls-btn-enter.is-off {
    background: var(--gray-200); color: var(--gray-500);
    cursor: default;
}
.cls-holiday {
    display: flex; align-items: center; gap: 6px;
    background: #FFF4E5;
    border: 1px solid #FFD9A8; border-radius: 10px;
    padding: 10px 12px; margin-bottom: 10px;
    font-size: 13.5px; font-weight: 700; color: #A15C00;
}
.cls-zoom.is-holiday { background: var(--gray-100); border-color: var(--gray-200); }
.cls-zoom.is-holiday .cls-zoom-name { color: var(--gray-500); }
.cls-zoom.is-holiday.is-mine { background: var(--gray-100); border-color: var(--gray-200); }

/* 이번주 전체 시간표 버튼 + 레벨 선택 폴백(반 매핑 실패 학생용) */
.cls-other-toggle {
    display: block; width: 100%;
    margin-top: 10px; padding: 9px 0;
    border: 1px dashed var(--gray-300); border-radius: 10px;
    background: var(--white); color: var(--gray-600);
    font-size: 13px; font-weight: 600; cursor: pointer;
}
.cls-lv-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.cls-lv-chip {
    padding: 7px 12px;
    border: 1px solid var(--gray-200); border-radius: 999px;
    background: var(--white); color: var(--gray-600);
    font-size: 13px; font-weight: 600; cursor: pointer;
}
.cls-lv-chip.is-active { background: var(--main-bg); border-color: var(--main-bg); color: var(--white); }

/* VOD 아코디언 */
.cls-acc { border: 1px solid var(--gray-200); border-radius: 12px; margin-bottom: 8px; overflow: hidden; }
.cls-acc-hd {
    padding: 12px 14px; cursor: pointer;
    font-size: 14px; font-weight: 700; color: var(--black);
    background: var(--gray-50); list-style: none;
}
.cls-acc-hd::-webkit-details-marker { display: none; }
.cls-acc-hd::after { content: '▾'; float: right; color: var(--gray-400); transition: transform 0.2s; }
.cls-acc[open] > .cls-acc-hd::after { transform: rotate(180deg); }
.cls-acc-body { padding: 8px; }
.cls-vod {
    display: flex; align-items: center; gap: 10px;
    width: 100%; text-align: left;
    padding: 10px; margin-bottom: 6px;
    border: 1px solid var(--gray-100); border-radius: 10px;
    background: var(--white); cursor: pointer;
}
.cls-vod:last-child { margin-bottom: 0; }
.cls-vod-day {
    flex-shrink: 0;
    font-size: 11px; font-weight: 800; color: var(--accent-dark);
    background: rgba(38, 198, 218, 0.12);
    border-radius: 8px; padding: 4px 8px;
}
.cls-vod-main { flex: 1; min-width: 0; }
.cls-vod-title {
    font-size: 14px; font-weight: 600; color: var(--black);
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.cls-vod-meta { font-size: 12px; color: var(--gray-500); margin-top: 2px; }
.cls-vod-play { color: var(--main-bg); font-size: 14px; }
.cls-vod-chips { flex-shrink: 0; display: flex; flex-direction: column; gap: 3px; align-items: flex-start; }
.cls-vod-date { font-size: 11px; font-weight: 700; color: var(--gray-500); background: var(--slate-25); border-radius: 8px; padding: 2px 6px; white-space: nowrap; }
.cls-vod-today { font-size: 11px; font-weight: 800; color: #fff; background: var(--orange-bright); border-radius: 8px; padding: 2px 8px; }
.cls-vod.is-today { border-color: var(--orange-bright); background: var(--amber-50); box-shadow: 0 0 0 2px var(--amber-light) inset; }

/* 이번주 전체 시간표 오버레이 */
body.cls-week-lock { overflow: hidden; }
.cls-week-ov {
    position: fixed; inset: 0; z-index: 1000;
    background: var(--gray-50);
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: calc(var(--safe-top) + 16px) 16px calc(var(--safe-bottom) + 40px);
}
.cls-week-ov-inner { max-width: 480px; margin: 0 auto; }
.cls-week-hd { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.cls-week-title { font-size: 19px; font-weight: 800; color: var(--black); }
.cls-week-range { font-size: 13px; color: var(--gray-500); margin-top: 2px; }
.cls-week-close {
    flex-shrink: 0; width: 34px; height: 34px;
    border: none; border-radius: 999px; cursor: pointer;
    background: var(--gray-100); color: var(--gray-600);
    font-size: 18px; line-height: 1;
}
.cls-week-ov .cls-legend { margin: 12px 0 2px; }
.cls-week-day {
    background: var(--white); border-radius: 12px;
    border: 1px solid var(--gray-200);
    padding: 12px 14px; margin-top: 10px;
}
.cls-week-day.is-today { border: 1.5px solid var(--main-bg); }
.cls-week-day-hd {
    display: flex; align-items: center; gap: 6px;
    font-size: 14px; font-weight: 800; color: var(--black);
}
.cls-week-today-badge {
    font-size: 10px; font-weight: 800; color: var(--white);
    background: var(--main-bg); border-radius: 999px; padding: 2px 8px;
}
.cls-week-row {
    display: flex; align-items: center; gap: 8px;
    padding: 9px 0; border-top: 1px solid var(--gray-100);
    margin-top: 9px;
}
.cls-week-row.is-mine .cls-week-topic { color: var(--main-bg); }
.cls-week-time {
    flex-shrink: 0; width: 44px;
    font-size: 13px; font-weight: 700; color: var(--main-bg);
}
.cls-week-topic {
    flex: 1; min-width: 0;
    font-size: 14px; font-weight: 600; color: var(--black);
    word-break: break-word;
}
.cls-week-none { padding: 8px 0 2px; font-size: 13px; color: var(--gray-400); }
/* 주간표의 휴일 하루 */
.cls-week-day.is-holiday { background: var(--gray-100); }
.cls-week-day.is-holiday .cls-week-row { opacity: 0.5; }
.cls-week-holiday-badge {
    font-size: 10px; font-weight: 800; color: #A15C00;
    background: #FFE3B3; border-radius: 999px; padding: 2px 8px;
}
.cls-holiday-week {
    margin: 9px 0 0; padding: 8px 10px;
    font-size: 12.5px;
}

/* ── 전체 VOD 강의 오버레이 (class.js renderAllOverlay) ───────── */
.cls-vod-all {
    display: block; width: 100%; margin-top: 12px; padding: 12px;
    border: 1px dashed var(--gray-200); border-radius: 12px;
    background: var(--gray-50); color: var(--gray-600);
    font-size: 14px; font-weight: 700; cursor: pointer;
}
.cls-all-body { margin-top: 12px; }
.cls-all-body .cls-acc { background: var(--white); }               /* 오버레이 바닥이 gray-50 이라 카드처럼 띄운다 */
.cls-all-body .cls-acc-hd { background: var(--white); }
.cls-all-body .cls-acc.is-this { border-color: var(--orange-bright); }
.cls-all-body .cls-acc.is-this > .cls-acc-hd { color: var(--orange-bright); background: var(--amber-50); }

/* ── VOD 화면 안 재생 (class.js openVod) ─────────────────────── */
.cls-vod-ov {
    position: fixed; inset: 0; z-index: 1000;
    background: var(--gray-50);
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: calc(var(--safe-top) + 12px) 0 calc(var(--safe-bottom) + 40px);
}
.cls-vod-ov-inner { max-width: 560px; margin: 0 auto; }
.cls-vod-ov-hd {
    display: flex; align-items: center; justify-content: space-between; gap: 10px;
    padding: 0 16px 10px;
}
.cls-vod-ov-title { font-size: 16px; font-weight: 800; color: var(--black); line-height: 1.3; word-break: keep-all; }
.cls-vod-ov-body { padding: 0 16px; }
.cls-vod-player { background: #000; border-radius: 12px; overflow: hidden; }
.cls-vod-player mux-player { display: block; width: 100%; aspect-ratio: 16 / 9; }
/* 전체 화면 버튼 — 리스닝 미션(.listening-fullscreen-btn)과 같은 모양 */
.cls-vod-fs {
    display: flex; align-items: center; justify-content: center; gap: 7px;
    width: 100%; margin-top: 10px; padding: 12px;
    border: 1.5px solid #B2EBF2; border-radius: 12px;
    background: #E0F7FA; color: #00838F;
    font-weight: 800; font-size: 14px; cursor: pointer; font-family: inherit;
}
.cls-vod-fs:active { background: #B2EBF2; }
.cls-vod-msg {
    background: var(--white); border-radius: 16px;
    padding: 28px 16px; margin: 8px 0; text-align: center;
    font-size: 15px; font-weight: 600; color: var(--black); line-height: 1.5; word-break: keep-all;
}
.cls-vod-msg-ic { font-size: 34px; margin-bottom: 8px; }
.cls-vod-lms {
    display: inline-block; margin-top: 14px; padding: 10px 16px;
    border-radius: 12px; background: var(--main-bg); color: #fff;
    font-size: 14px; font-weight: 700; cursor: pointer;
}
/* 글 강의 본문 — LMS 본문이 h1·h2 라 그대로 두면 글자가 너무 크다 */
.cls-note {
    background: var(--white); border-radius: 16px;
    padding: 16px; margin-top: 12px;
    font-size: 15px; line-height: 1.6; color: var(--black);
    word-break: keep-all; overflow-wrap: anywhere;
}
.cls-note h1 { font-size: 18px; font-weight: 800; margin: 14px 0 8px; line-height: 1.35; }
.cls-note h2 { font-size: 16px; font-weight: 800; margin: 12px 0 6px; line-height: 1.35; }
.cls-note h3 { font-size: 15px; font-weight: 700; margin: 10px 0 6px; }
.cls-note h1:first-child, .cls-note h2:first-child, .cls-note .cls-note-block > :first-child { margin-top: 0; }
.cls-note p { margin: 0 0 10px; }
.cls-note ul, .cls-note ol { margin: 0 0 10px; padding-left: 20px; }
.cls-note img { display: block; max-width: 100%; height: auto; border-radius: 10px; margin: 8px 0; }
.cls-note a { color: var(--accent-dark); text-decoration: underline; }
.cls-note mark { background: var(--amber-50); border-radius: 4px; padding: 0 2px; }
.cls-train {
    border: 1px solid var(--gray-100); border-radius: 12px;
    padding: 12px; margin: 10px 0;
}
.cls-train-title { font-size: 13px; color: var(--gray-500); margin-bottom: 6px; }
.cls-train-audio { display: block; width: 100%; height: 36px; margin-bottom: 8px; }
.cls-train-en { font-size: 20px; font-weight: 600; color: var(--black); line-height: 1.3; }
.cls-train-stress { font-weight: 900; color: var(--orange-bright); }   /* 강세 음절 (LMS textEn 의 **…**) */
.cls-train-pr { font-size: 14px; color: var(--gray-500); margin-top: 2px; }
.cls-train-kr { font-size: 14px; color: var(--gray-500); margin-top: 4px; }