/* ─────────────────────────────────────────────────────────────
   LMS Drip — Locked Lesson Styles
   Appended to lms-front.css or enqueued separately
───────────────────────────────────────────────────────────── */

/* ── Locked lesson page ───────────────────────────────────── */

.lms-lesson-locked {
    max-width: 560px;
    margin: 40px auto;
    background: var(--lms-surface);
    border: 1px solid var(--lms-border);
    border-radius: var(--lms-radius);
    overflow: hidden;
    text-align: center;
}

.lms-locked-header {
    padding: 40px 32px 28px;
    border-bottom: 1px solid var(--lms-border);
}

.lms-locked-icon {
    width: 64px; height: 64px;
    margin: 0 auto 16px;
    background: var(--lms-surface-2);
    border: 1px solid var(--lms-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--lms-text-muted);
}

.lms-locked-title {
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 8px;
    color: var(--lms-text);
}

.lms-locked-subtitle {
    font-size: 13px;
    color: var(--lms-text-muted);
    margin: 0;
}

/* ── Unlock info row ──────────────────────────────────────── */

.lms-unlock-info {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px 28px;
    border-bottom: 1px solid var(--lms-border);
    text-align: left;
}

.lms-unlock-icon {
    font-size: 24px;
    flex-shrink: 0;
    line-height: 1;
}

.lms-unlock-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.lms-unlock-label {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--lms-text-muted);
}

.lms-unlock-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--lms-accent);
}

/* ── Countdown timer ──────────────────────────────────────── */

.lms-countdown {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 24px 28px;
    border-bottom: 1px solid var(--lms-border);
}

.lms-countdown-unit {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    min-width: 52px;
}

.lms-cd-num {
    display: block;
    font-size: 28px;
    font-weight: 800;
    font-variant-numeric: tabular-nums;
    color: var(--lms-text);
    background: var(--lms-surface-2);
    border: 1px solid var(--lms-border);
    border-radius: var(--lms-radius-sm);
    padding: 8px 12px;
    min-width: 52px;
    text-align: center;
    line-height: 1;
}

.lms-cd-lbl {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--lms-text-muted);
}

.lms-countdown-sep {
    font-size: 22px;
    font-weight: 700;
    color: var(--lms-text-muted);
    margin-bottom: 14px;
    align-self: center;
}

.lms-unlocking-now {
    font-size: 14px;
    color: var(--lms-success);
    font-weight: 600;
    padding: 12px;
    display: block;
}

/* ── Tip row ──────────────────────────────────────────────── */

.lms-locked-tip {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 16px 28px;
    font-size: 13px;
    color: var(--lms-text-muted);
    text-align: left;
    background: var(--lms-surface-2);
}

.lms-locked-tip svg {
    flex-shrink: 0;
    margin-top: 1px;
    color: var(--lms-info);
}

/* ── Curriculum sidebar lock indicators ───────────────────── */

/* Applied to lesson items in the curriculum panel */
.lms-lesson-item.lms-drip-locked {
    opacity: 0.65;
    cursor: not-allowed;
    pointer-events: none; /* prevents click-through but still shows */
}

.lms-lesson-item.lms-drip-locked .lms-lesson-item-title {
    color: var(--lms-text-muted);
}

.lms-drip-lock-badge {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    font-size: 10px;
    color: var(--lms-text-muted);
    margin-left: auto;
    white-space: nowrap;
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.lms-drip-lock-icon {
    font-size: 11px;
    flex-shrink: 0;
}

/* ── Drip tooltip on hover (curriculum) ───────────────────── */

.lms-lesson-item.lms-drip-locked {
    position: relative;
}

.lms-lesson-item.lms-drip-locked:hover::after {
    content: attr(data-unlock-label);
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--lms-surface-2);
    border: 1px solid var(--lms-border);
    color: var(--lms-text);
    font-size: 12px;
    padding: 6px 10px;
    border-radius: var(--lms-radius-sm);
    white-space: nowrap;
    z-index: 100;
    pointer-events: none;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

/* ── Admin metabox styles ─────────────────────────────────── */

#lms_drip_settings .lms-drip-field { margin-top: 4px; }
#lms_drip_settings small { color: #646970; display: block; margin-top: 3px; }
#lms_drip_settings .description { font-size: 12px; color: #646970; }

/* ── Responsive ───────────────────────────────────────────── */

@media (max-width: 480px) {
    .lms-countdown { gap: 4px; padding: 20px 12px; }
    .lms-cd-num { font-size: 20px; min-width: 40px; padding: 6px 8px; }
    .lms-countdown-sep { font-size: 16px; }
    .lms-locked-header { padding: 28px 20px 20px; }
    .lms-unlock-info { padding: 14px 20px; }
    .lms-locked-tip { padding: 12px 20px; }
}