/* === General Section Styling === */
.plans-section {
    margin-bottom: 30px;
}

/* === Today's Schedule Card === */
.day-schedule-card {
    background-color: var(--secondary-bg-color);
    border-radius: var(--border-radius-sm);
    padding: 15px;
    margin-top: 15px;
}

.schedule-item {
    background-color: var(--tertiary-bg-color);
    border-radius: 5px;
    padding: 12px;
    margin-bottom: 10px;
    border-left: 3px solid var(--primary-color);
}

.schedule-item-time {
    font-weight: bold;
    font-size: 0.9em;
    color: var(--text-color-light);
}

.schedule-item-subject {
    font-weight: 600;
    margin: 5px 0;
}

.schedule-item-details {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-top: 8px;
}

.schedule-item-details .badge {
    font-size: 0.75rem;
    padding: 3px 8px;
    border-radius: 10px;
    color: var(--primary-text-color);
}

.badge.type {
    background-color: var(--primary-color);
}

.badge.group {
    background-color: var(--success-color);
}

.badge.room {
    background-color: var(--secondary-color);
}

.no-classes {
    text-align: center;
    color: var(--text-color-light);
    padding: 20px 0;
}

/* === Weekly Timetable Grid - Desktop Styles === */
.timetable {
    display: grid;
    background-color: var(--secondary-bg-color);
    border-radius: var(--border-radius-sm);
    overflow-x: auto;
    padding: 15px;
    position: relative;
}

.timetable-day-header {
    background-color: var(--container-bg-color);
    color: var(--primary-color-light);
    font-weight: bold;
    text-align: center;
    padding: 10px 5px;
    position: sticky;
    top: 0;
    z-index: 2;
    border-radius: 5px;
    margin: 3px;
}

.time-slot {
    border-top: 1px dashed var(--border-color);
    border-right: 1px solid var(--border-color);
    text-align: right;
    padding-right: 8px;
    font-size: 0.8em;
    color: var(--text-color-light);
    position: sticky;
    left: 0;
    background: var(--secondary-bg-color);
    z-index: 1;
}

.timetable-entry {
    background-color: var(--primary-color-light);
    color: var(--bg-color);
    border: 1px solid var(--primary-color);
    border-radius: 5px;
    padding: 5px 8px;
    overflow: hidden;
    font-size: 0.5em;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
    z-index: 1;
    display: flex;
    flex-direction: column;
    cursor: help;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    margin: 3px;
}

.timetable-entry:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
    z-index: 5;
}

.timetable-entry > div,
.timetable-entry > strong {
    display: block;
    line-height: 1.3;
}

.timetable-entry .details {
    font-size: 0.75rem;
    opacity: 0.9;
    margin-top: 2px;
}

.timetable-entry>div,
.timetable-entry>strong {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.entry-time {
    font-weight: bold;
    margin-bottom: 3px;
    padding-bottom: 2px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.2);
}

.timetable-entry strong {
    font-size: 0.9em;
    font-weight: 900;
}

.timetable-entry .entry-details {
    font-size: 0.9em;
    margin-top: auto;
}

/* === Mobile Single Day View === */
.mobile-day-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.mobile-day-header h2 {
    margin: 0;
    padding: 0;
    border: none;
    font-size: 1.5rem;
}

.mobile-timetable {
    display: flex;
    position: relative;
    background-color: var(--secondary-bg-color);
    border-radius: var(--border-radius-sm);
}

.mobile-time-axis {
    flex-shrink: 0;
    width: 50px;
    padding-right: 10px;
}

.mobile-time-label {
    height: 80px;
    text-align: right;
    font-size: 0.8em;
    color: var(--text-color-light);
    position: relative;
    border-top: 1px dashed var(--border-color);
}

.mobile-time-label:first-child {
    border-top: none;
}

.mobile-day-content {
    flex-grow: 1;
    position: relative;
    border-left: 1px solid var(--border-color);
    padding-left: 10px;
}

.mobile-day-content .timetable-entry {
    position: absolute;
    left: 10px;
    right: 10px;
}

/* === Calendar & Events Section === */
.calendar-section {
    background: var(--secondary-bg-color);
    padding: 20px;
    border-radius: 10px;
    margin-top: 25px;
}

#calendar-container {
    margin-bottom: 30px;
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.calendar-header h2 {
    margin: 0;
    padding: 0;
    border: none;
    font-size: 1.5rem;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 5px;
}

.calendar-day,
.calendar-day-header {
    background-color: var(--tertiary-bg-color);
    border-radius: 5px;
    padding: 10px;
    min-height: 80px;
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
    font-weight: bold;
}

.calendar-day-header {
    min-height: auto;
    text-align: center;
    justify-content: center;
    align-items: center;
    background-color: var(--container-bg-color);
    color: var(--primary-color-light);
}

.calendar-day.empty {
    background-color: transparent;
}

.calendar-day.today {
    background-color: var(--primary-color-light);
    color: var(--bg-color);
    font-weight: bold;
}

.calendar-day.has-event {
    background-color: var(--warning-color);
    cursor: help;
    color: #1c1c1c;
    position: relative;
}

.calendar-day.has-event::after {
    content: '•';
    position: absolute;
    bottom: 5px;
    right: 8px;
    font-size: 1.5rem;
    line-height: 1;
    color: #1c1c1c;
}

#events-container h3 {
    color: var(--primary-color-light);
    margin-bottom: 10px;
}

#events-list {
    list-style: none;
    padding: 0;
}

#events-list li {
    background-color: var(--tertiary-bg-color);
    padding: 12px;
    border-radius: 5px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.event-date {
    font-weight: bold;
    background-color: var(--primary-color);
    color: var(--primary-text-color);
    padding: 5px 8px;
    border-radius: 5px;
}

.event-description {
    font-size: 0.9em;
    color: var(--text-color-light);
    margin-left: auto;
    padding-left: 15px;
    text-align: right;
    word-break: break-word;
}

/* === Tooltip Styles === */
.tooltip {
    position: absolute;
    display: none;
    background-color: var(--bg-color);
    color: var(--text-color);
    border: 1px solid var(--primary-color);
    padding: 10px 15px;
    border-radius: 5px;
    z-index: 1010;
    pointer-events: none;
    box-shadow: var(--box-shadow);
    max-width: 300px;
}

.tooltip ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.tooltip ul li {
    white-space: normal;
    word-wrap: break-word;
}

.tooltip ul li strong {
    color: var(--primary-color-light);
}

/* === Responsive View Switching === */
@media (min-width: 769px) {
    #mobile-day-view {
        display: none !important;
    }
}

@media (max-width: 768px) {
    #weekly-timetable-section {
        display: none !important;
    }

    #mobile-day-view {
        display: block !important;
    }

    .calendar-grid {
        gap: 3px;
    }

    .calendar-day,
    .calendar-day-header {
        min-height: 45px;
        padding: 5px 2px;
        font-size: 0.8rem;
        border-radius: 3px;
    }

    .calendar-day-header {
        font-size: 0.7rem;
        padding: 4px 0;
    }

    .calendar-day.has-event::after {
        font-size: 1rem;
        bottom: 3px;
        right: 4px;
    }

    .calendar-header h2 {
        font-size: 1.2rem;
    }

    .calendar-section {
        padding: 15px;
    }
}