/* Appsite Kursplan – Frontend Styles (BEM) */

/* ── Root ──────────────────────────────────────────────────────────────────── */
.kursplan {
    font-family: inherit;
    line-height: 1.5;
}

/* ── Week navigation header ────────────────────────────────────────────────── */
.kursplan__nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.75rem;
    flex-wrap: wrap;
}

.kursplan__nav-info {
    display: flex;
    flex-direction: column;
    line-height: 1.3;
    min-width: 130px;
    padding-right: 0.5rem;
}

.kursplan__nav-month {
    font-size: 1rem;
    font-weight: 700;
}

.kursplan__nav-range,
.kursplan__nav-week {
    font-size: 0.75rem;
    color: #777;
}

/* Prev / Next arrows */
.kursplan__nav-arrow {
    width: 2rem;
    height: 2rem;
    border: 1px solid #d0d0d0;
    border-radius: 50%;
    background: #fff;
    cursor: pointer;
    font-size: 1.4rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: inherit;
    padding: 0;
    transition: border-color 0.15s;
}

.kursplan__nav-arrow:hover:not(:disabled) {
    border-color: #999;
}

.kursplan__nav-arrow:disabled {
    opacity: 0.25;
    cursor: default;
}

/* Day button strip */
.kursplan__nav-days {
    display: flex;
    gap: 0.3rem;
    flex-wrap: wrap;
}

.kursplan__nav-day {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 3.2rem;
    padding: 0.35rem 0.2rem;
    border: 1px solid #d8d8d8;
    border-radius: 6px;
    background: #f5f5f5;
    cursor: pointer;
    gap: 0.05rem;
    color: inherit;
    transition: border-color 0.12s, background 0.12s;
}

.kursplan__nav-day:hover:not(:disabled) {
    background: #fff;
    border-color: #aaa;
}

.kursplan__nav-day--today {
    background: #fff;
    font-weight: 600;
}

.kursplan__nav-day--active {
    border: 2px solid #2271b1;
    background: #fff;
}

.kursplan__nav-day--empty {
    opacity: 0.35;
    cursor: default;
}

.kursplan__nav-abbr {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    color: #888;
    letter-spacing: 0.03em;
}

.kursplan__nav-num {
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1;
}

.kursplan__nav-mon {
    font-size: 0.62rem;
    color: #999;
}

/* Cancelled-count badge on day button */
.kursplan__nav-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    width: 1.1rem;
    height: 1.1rem;
    background: #c00;
    color: #fff;
    border-radius: 50%;
    font-size: 0.62rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ── Day section ───────────────────────────────────────────────────────────── */
.kursplan__day-header {
    font-size: 1rem;
    font-weight: 700;
    margin: 0 0 0.6rem;
    padding-bottom: 0.3rem;
    border-bottom: 2px solid currentColor;
}

.kursplan__courses {
    display: flex;
    flex-direction: column;
    gap: 0;
}

/* ── Course row ────────────────────────────────────────────────────────────── */
.kursplan__course {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.7rem 1rem;
    border-bottom: 1px solid #ececec;
    background: #fff;
}

.kursplan__course:first-child {
    border-top: 1px solid #ececec;
    border-radius: 6px 6px 0 0;
}

.kursplan__course:last-child {
    border-radius: 0 0 6px 6px;
}

.kursplan__course:only-child {
    border-radius: 6px;
}

/* Left: name + time */
.kursplan__course-left {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    flex: 1 1 auto;
    min-width: 0;
}

.kursplan__course-name {
    font-size: 0.95rem;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.kursplan__course-time {
    font-size: 0.875rem;
    white-space: nowrap;
    color: #555;
    flex-shrink: 0;
}

/* Center: badge slot (keeps layout stable when empty) */
.kursplan__course-center {
    flex: 0 0 auto;
    min-width: 0;
}

/* Right: meta (instructor + room) */
.kursplan__course-meta {
    display: flex;
    align-items: center;
    gap: 0.6rem 1.2rem;
    flex-wrap: wrap;
    flex-shrink: 0;
}

.kursplan__course-instructor,
.kursplan__course-room {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.85rem;
    color: #444;
    white-space: nowrap;
}

.kursplan__icon {
    width: 1.1em;
    height: 1.1em;
    fill: currentColor;
    opacity: 0.55;
    flex-shrink: 0;
    vertical-align: middle;
}

/* Badges */
.kursplan__course-badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 2px 8px;
    border-radius: 3px;
    white-space: nowrap;
}

.kursplan__course-badge--cancelled {
    background: #c00;
    color: #fff;
}

.kursplan__course-badge--replacement {
    background: #e07c00;
    color: #fff;
}

/* Cancelled row styling */
.kursplan__course--cancelled .kursplan__course-name {
    text-decoration: line-through;
    color: #999;
    font-weight: 400;
}

.kursplan__course--cancelled .kursplan__course-time,
.kursplan__course--cancelled .kursplan__course-meta {
    opacity: 0.45;
}

/* ── States ────────────────────────────────────────────────────────────────── */
.kursplan--empty .kursplan__notice,
.kursplan__error {
    padding: 1rem;
    background: #f8f8f8;
    border-left: 4px solid #ccc;
    margin: 0;
}

.kursplan__error {
    border-color: #c00;
    background: #fff0f0;
    color: #c00;
}

/* ── Debug ─────────────────────────────────────────────────────────────────── */
.kursplan__debug {
    margin-top: 1.5rem;
    font-size: 0.8rem;
}

.kursplan__debug summary {
    cursor: pointer;
    color: #888;
}

.kursplan__debug pre {
    background: #f0f0f0;
    padding: 1rem;
    overflow: auto;
    max-height: 400px;
    font-size: 0.75rem;
    border-radius: 4px;
}

/* ── Responsive ────────────────────────────────────────────────────────────── */
@media (max-width: 600px) {
    .kursplan__nav-info {
        width: 100%;
    }

    .kursplan__course {
        flex-wrap: wrap;
        gap: 0.4rem 0.75rem;
    }

    .kursplan__course-left {
        flex: 1 1 100%;
    }

    .kursplan__course-center {
        order: -1;
    }

    .kursplan__course-meta {
        flex: 1 1 100%;
    }
}