/* =============================================
   CALENDAR PAGE - REDESIGN V2
   No background, wider layout, two-column design
   Color Palette: #141d2a (dark), #8186d5 (primary), #F5875D (accent)
   ============================================= */

:root {
    --cal-dark: #141d2a;
    --cal-dark-light: #1a2332;
    --cal-dark-lighter: #232d3f;
    --cal-primary: #8186d5;
    --cal-accent: #F5875D;
    --cal-gradient-start: #6366f1;
    --cal-gradient-end: #8b5cf6;
    --cal-text: #ffffff;
    --cal-text-muted: rgba(255, 255, 255, 0.65);
    --cal-text-dark: #1f2937;
    --cal-border: rgba(129, 134, 213, 0.25);
    --cal-shadow: 0 25px 60px rgba(0, 0, 0, 0.15);

    /* Event Colors */
    --cal-holiday: #ef4444;
    --cal-vacation: #22c55e;
    --cal-matura: #8b5cf6;
    --cal-event: #f59e0b;
}

/* =============================================
   CALENDAR SECTION - No Background
   ============================================= */
.calendar-section {
    position: relative;
    padding: 40px 0 100px;
    min-height: calc(100vh - 200px);
    overflow-x: hidden;
}

/* =============================================
   CALENDAR HEADING - Full Width
   ============================================= */
.calendar-heading {
    margin-bottom: 40px;
}

.calendar-heading--card {
    background: var(--cal-dark);
    border-radius: 20px;
    padding: 32px 40px;
    box-shadow: var(--cal-shadow);
    border: 1px solid var(--cal-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
}

.calendar-heading__content {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.calendar-heading .calendar-kicker {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--cal-accent);
}

.calendar-heading h2 {
    font-weight: 700;
    font-size: 1.8rem;
    color: var(--cal-text);
    margin-bottom: 0;
}

.calendar-heading__stats {
    display: flex;
    gap: 30px;
}

.calendar-stat {
    text-align: center;
    padding: 12px 20px;
    background: rgba(129, 134, 213, 0.1);
    border-radius: 12px;
    border: 1px solid rgba(129, 134, 213, 0.2);
}

.calendar-stat__number {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--cal-primary);
    line-height: 1;
}

.calendar-stat__label {
    font-size: 0.8rem;
    color: var(--cal-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 4px;
}

/* =============================================
   MAIN LAYOUT - Two Columns, Equal Height
   ============================================= */
.calendar-layout {
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: 30px;
    align-items: stretch; /* Both columns same height */
}

/* =============================================
   CALENDAR - Left Column (Bigger)
   ============================================= */
.calendar {
    width: 100%;
    background: var(--cal-dark);
    box-shadow: var(--cal-shadow);
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid var(--cal-border);
}

/* Calendar Header */
.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 30px;
    background: linear-gradient(135deg, var(--cal-gradient-start) 0%, var(--cal-gradient-end) 100%);
    color: var(--cal-text);
}

.calendar-header button {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--cal-text);
    font-size: 1rem;
    cursor: pointer;
    width: 48px;
    height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.calendar-header button:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: scale(1.05);
}

#month-year {
    font-weight: 600;
    font-size: 1.4rem;
    letter-spacing: 0.03em;
    text-transform: capitalize;
}

/* Calendar Days Grid */
.calendar-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
    padding: 24px;
    gap: 8px;
    background: var(--cal-dark-light);
    touch-action: pan-y;
}

.calendar-day-name {
    font-weight: 600;
    height: 50px;
    line-height: 50px;
    color: var(--cal-primary);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
}

/* Calendar Date Cells - Bigger */
.calendar-date {
    width: 52px;
    height: 52px;
    line-height: 52px;
    cursor: pointer;
    border-radius: 14px;
    position: relative;
    margin: 4px auto;
    transition: all 0.2s ease;
    font-weight: 500;
    font-size: 1rem;
    color: var(--cal-text);
    background: transparent;
    touch-action: pan-y;
}

.calendar-date:hover {
    background: var(--cal-primary);
    color: var(--cal-text);
    transform: scale(1.1);
    box-shadow: 0 8px 20px rgba(129, 134, 213, 0.35);
}

/* Weekend styling */
.calendar-date.weekend {
    color: var(--cal-accent);
}

.calendar-date.weekend:hover {
    background: var(--cal-accent);
    color: white;
    box-shadow: 0 8px 20px rgba(245, 135, 93, 0.35);
}

/* Today */
.calendar-date.today {
    background: linear-gradient(135deg, var(--cal-gradient-start), var(--cal-gradient-end)) !important;
    color: var(--cal-text) !important;
    font-weight: 700;
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
}

.calendar-date.today:hover {
    transform: scale(1.12);
    box-shadow: 0 12px 30px rgba(99, 102, 241, 0.5);
}

/* Selected Date */
.calendar-date.selected {
    border: 2px solid var(--cal-accent);
    box-shadow: 0 0 0 3px rgba(245, 135, 93, 0.2);
}

/* Event Indicator Dot */
.calendar-date .event-indicator {
    position: absolute;
    bottom: 5px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--cal-accent);
}

/* =============================================
   EVENT TYPE COLORS
   ============================================= */
.calendar-date--official-holiday {
    background: var(--cal-holiday) !important;
    color: white !important;
}

.calendar-date--official-holiday:hover {
    background: #dc2626 !important;
    box-shadow: 0 8px 20px rgba(239, 68, 68, 0.4);
}

.event-indicator--official-holiday {
    background: var(--cal-holiday);
}

.calendar-date--vacation {
    background: var(--cal-vacation) !important;
    color: white !important;
}

.calendar-date--vacation:hover {
    background: #16a34a !important;
    box-shadow: 0 8px 20px rgba(34, 197, 94, 0.4);
}

.event-indicator--vacation {
    background: var(--cal-vacation);
}

.calendar-date--matura {
    background: var(--cal-matura) !important;
    color: white !important;
}

.calendar-date--matura:hover {
    background: #7c3aed !important;
    box-shadow: 0 8px 20px rgba(139, 92, 246, 0.4);
}

.event-indicator--matura {
    background: var(--cal-matura);
}

.calendar-date--event {
    background: var(--cal-event) !important;
    color: white !important;
}

.calendar-date--event:hover {
    background: #d97706 !important;
    box-shadow: 0 8px 20px rgba(245, 158, 11, 0.4);
}

.event-indicator--event {
    background: var(--cal-event);
}

.event-indicator--default {
    background: var(--cal-accent);
}

/* =============================================
   SIDEBAR - Right Column
   Stretches to match calendar height
   ============================================= */
.calendar-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
    min-height: 0; /* Needed for overflow to work in flex children */
}

/* Event Info Card - fixed size */
.calendar-info {
    background: var(--cal-dark);
    border-radius: 20px;
    padding: 20px;
    border: 1px solid var(--cal-border);
    box-shadow: var(--cal-shadow);
    min-height: 150px;
    flex-shrink: 0;
}

.calendar-info-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--cal-text);
    margin-bottom: 15px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--cal-border);
    display: flex;
    align-items: center;
    gap: 10px;
}

.calendar-info-title i {
    color: var(--cal-primary);
}

/* Event Card */
.calendar-event {
    display: grid;
    gap: 10px;
    padding: 16px;
    background: var(--cal-dark-light);
    border-radius: 14px;
    border: 1px solid var(--cal-border);
    transition: all 0.2s ease;
    margin-bottom: 10px;
}

.calendar-event:last-child {
    margin-bottom: 0;
}

.calendar-event:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
    border-color: rgba(129, 134, 213, 0.4);
}

.calendar-event__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
}

.calendar-event__category {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    font-size: 0.75rem;
}

.calendar-event__category i {
    font-size: 0.9rem;
}

.calendar-event__category--official-holiday,
.calendar-event__category--official-holiday i {
    color: var(--cal-holiday);
}

.calendar-event__category--vacation,
.calendar-event__category--vacation i {
    color: var(--cal-vacation);
}

.calendar-event__category--matura,
.calendar-event__category--matura i {
    color: var(--cal-matura);
}

.calendar-event__category--event,
.calendar-event__category--event i {
    color: var(--cal-event);
}

.calendar-event__category--default,
.calendar-event__category--default i {
    color: var(--cal-primary);
}

.calendar-event__body {
    display: grid;
    gap: 8px;
}

.calendar-event__description {
    margin: 0;
    color: var(--cal-text);
    font-size: 0.95rem;
    line-height: 1.5;
}

.calendar-event__date-range {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--cal-text-muted);
}

.calendar-event__time {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    font-size: 0.85rem;
    color: var(--cal-primary);
    font-weight: 500;
}

.calendar-event__time i {
    font-size: 0.9rem;
    color: var(--cal-accent);
}

.calendar-event__time-range {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.calendar-event__time-separator {
    color: var(--cal-text-muted);
}

.calendar-event__time--allday span {
    font-weight: 600;
    color: var(--cal-accent);
}

/* Empty State */
.calendar-event--empty {
    align-items: center;
    justify-items: center;
    text-align: center;
    border-style: dashed;
    border-color: var(--cal-border);
    background: rgba(129, 134, 213, 0.05);
    padding: 25px 20px;
}

.calendar-event__empty-icon {
    font-size: 1.8rem;
    color: var(--cal-primary);
    opacity: 0.5;
}

.calendar-event__empty-message {
    margin: 0;
    font-weight: 600;
    color: var(--cal-text-muted);
    font-size: 0.95rem;
}

/* =============================================
   LEGEND - Full Width Below Calendar Layout
   Horizontal on one row
   ============================================= */
.calendar-legend {
    background: var(--cal-dark);
    border-radius: 20px;
    padding: 20px 30px;
    border: 1px solid var(--cal-border);
    box-shadow: var(--cal-shadow);
    margin-top: 30px;
}

.calendar-legend__title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--cal-text);
    margin-bottom: 15px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--cal-border);
    display: flex;
    align-items: center;
    gap: 10px;
}

.calendar-legend__title i {
    color: var(--cal-accent);
}

.calendar-legend__list {
    display: flex;
    flex-wrap: wrap;
    gap: 20px 36px;
    align-items: center;
}

.calendar-legend__item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--cal-text-muted);
}

.calendar-legend__dot {
    width: 14px;
    height: 14px;
    border-radius: 6px;
    flex-shrink: 0;
}

.calendar-legend__dot--holiday { background: var(--cal-holiday); }
.calendar-legend__dot--vacation { background: var(--cal-vacation); }
.calendar-legend__dot--matura { background: var(--cal-matura); }
.calendar-legend__dot--event { background: var(--cal-event); }
.calendar-legend__dot--today {
    background: linear-gradient(135deg, var(--cal-gradient-start), var(--cal-gradient-end));
}
.calendar-legend__dot--weekend {
    background: var(--cal-accent);
}

/* =============================================
   UPCOMING EVENTS CARD
   Grows to fill remaining sidebar space, scrolls if needed
   ============================================= */
.upcoming-events {
    background: var(--cal-dark);
    border-radius: 20px;
    padding: 20px;
    border: 1px solid var(--cal-border);
    box-shadow: var(--cal-shadow);

    /* Fill remaining space in sidebar */
    flex: 1 1 0;
    min-height: 0;
    display: flex;
    flex-direction: column;
}

.upcoming-events__title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--cal-text);
    margin-bottom: 15px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--cal-border);
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.upcoming-events__title i {
    color: var(--cal-primary);
}

.upcoming-events__list {
    display: flex;
    flex-direction: column;
    gap: 12px;

    /* Scroll when events overflow */
    overflow-y: auto;
    flex: 1 1 0;
    min-height: 0;

    /* Subtle scrollbar */
    scrollbar-width: thin;
    scrollbar-color: rgba(129, 134, 213, 0.3) transparent;
}

.upcoming-events__list::-webkit-scrollbar {
    width: 5px;
}

.upcoming-events__list::-webkit-scrollbar-track {
    background: transparent;
}

.upcoming-events__list::-webkit-scrollbar-thumb {
    background: rgba(129, 134, 213, 0.3);
    border-radius: 10px;
}

.upcoming-events__list::-webkit-scrollbar-thumb:hover {
    background: rgba(129, 134, 213, 0.5);
}

.upcoming-event {
    display: flex;
    gap: 12px;
    padding: 12px;
    background: var(--cal-dark-light);
    border-radius: 12px;
    border: 1px solid var(--cal-border);
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.upcoming-event:hover {
    border-color: rgba(129, 134, 213, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.upcoming-event__date {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 50px;
    padding: 8px;
    background: linear-gradient(135deg, var(--cal-gradient-start), var(--cal-gradient-end));
    border-radius: 10px;
    color: white;
}

.upcoming-event__day {
    font-size: 1.3rem;
    font-weight: 700;
    line-height: 1;
}

.upcoming-event__month {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.upcoming-event__info {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
    min-width: 0;
}

.upcoming-event__name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--cal-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.upcoming-event__type {
    font-size: 0.75rem;
    color: var(--cal-text-muted);
}

.upcoming-events__empty {
    text-align: center;
    padding: 20px;
    color: var(--cal-text-muted);
    font-size: 0.9rem;
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1200px) {
    .calendar-layout {
        grid-template-columns: 1fr 380px;
        gap: 25px;
    }
}

@media (max-width: 992px) {
    .calendar-layout {
        grid-template-columns: 1fr;
    }

    .calendar-sidebar {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .calendar-info {
        flex: 1;
        min-width: 300px;
    }

    .upcoming-events {
        flex: 1;
        min-width: 280px;
        max-height: 400px;
    }

    .calendar-heading--card {
        flex-direction: column;
        text-align: center;
    }

    .calendar-heading__stats {
        justify-content: center;
    }

    .calendar-legend {
        margin-top: 20px;
    }
}

@media (max-width: 768px) {
    .calendar-section {
        padding: 30px 0 80px;
    }

    .calendar-heading--card {
        padding: 24px;
        margin: 0 0 30px;
    }

    .calendar-heading h2 {
        font-size: 1.5rem;
    }

    .calendar-heading__stats {
        gap: 15px;
    }

    .calendar-stat {
        padding: 10px 15px;
    }

    .calendar-stat__number {
        font-size: 1.4rem;
    }

    .calendar-layout {
        overflow: hidden;
        margin: 0;
        max-width: 100%;
    }

    /* Prevent grid items from expanding beyond their track */
    .calendar-layout > * {
        min-width: 0;
        max-width: 100%;
    }

    .calendar-main {
        overflow: hidden;
    }

    .calendar {
        border-radius: 16px;
        margin: 0;
        max-width: 100%;
        width: 100%;
    }

    .calendar-header {
        padding: 16px;
    }

    .calendar-header button {
        width: 36px;
        height: 36px;
        border-radius: 10px;
        font-size: 0.85rem;
    }

    #month-year {
        font-size: 1.1rem;
    }

    /* Use minmax(0, 1fr) so columns can shrink below content size */
    .calendar-days {
        grid-template-columns: repeat(7, minmax(0, 1fr));
        padding: 12px 8px;
        gap: 4px;
    }

    /* Make date cells responsive instead of fixed width */
    .calendar-date {
        width: 100%;
        max-width: 38px;
        height: auto;
        aspect-ratio: 1;
        line-height: normal;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 10px;
        font-size: 0.9rem;
        margin: 2px auto;
    }

    .calendar-day-name {
        height: 36px;
        line-height: 36px;
        font-size: 0.75rem;
    }

    .calendar-sidebar {
        flex-direction: column;
        flex-wrap: nowrap;
        padding: 0;
        margin-top: 16px;
        width: 100%;
    }

    .calendar-info {
        min-width: 0;
        max-width: 100%;
        width: 100%;
        border-radius: 16px;
        padding: 16px;
        flex: none;
    }

    .upcoming-events {
        min-width: 0;
        max-width: 100%;
        width: 100%;
        border-radius: 16px;
        padding: 16px;
        flex: none;
        max-height: none;
    }

    /* Fix: let event list size to content instead of flex-shrinking to 0 */
    .upcoming-events__list {
        flex: none;
        overflow-y: visible;
    }

    .calendar-legend {
        margin: 20px 0 0;
        padding: 16px 20px;
    }

    .calendar-legend__list {
        gap: 14px 24px;
    }
}

@media (max-width: 480px) {

    .calendar-section,
    .calendar-layout,
    .calendar-main,
    .calendar,
    .calendar-sidebar {
        touch-action: pan-y;
    }
    .calendar-heading--card {
        padding: 20px 16px;
        margin: 0 0 24px;
        border-radius: 16px;
    }

    .calendar-layout {
        margin: 0;
        max-width: 100%;
    }

    .calendar {
        border-radius: 14px;
    }

    .calendar-header {
        padding: 12px;
    }

    .calendar-header button {
        width: 32px;
        height: 32px;
        border-radius: 8px;
        font-size: 0.8rem;
    }

    #month-year {
        font-size: 1rem;
    }

    .calendar-days {
        padding: 8px 4px;
        gap: 2px;
    }

    .calendar-date {
        max-width: 32px;
        border-radius: 8px;
        font-size: 0.8rem;
    }

    .calendar-day-name {
        font-size: 0.65rem;
        height: 30px;
        line-height: 30px;
    }

    .calendar-date .event-indicator {
        width: 4px;
        height: 4px;
        bottom: 2px;
    }

    .calendar-info,
    .upcoming-events {
        border-radius: 14px;
        padding: 14px;
        width: 100%;
    }

    .calendar-heading__stats {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 10px;
    }

    .calendar-event__time-separator {
        display: none;
    }

    .calendar-event--empty {
        padding: 16px 12px;
    }

    .calendar-event__empty-icon {
        font-size: 1.4rem;
    }

    .calendar-event__empty-message {
        font-size: 0.85rem;
    }

    /* Upcoming events */
    .upcoming-events {
        max-height: none;
    }

    .upcoming-events__title {
        font-size: 0.9rem;
        margin-bottom: 10px;
        padding-bottom: 8px;
    }

    .upcoming-event {
        padding: 10px;
        gap: 10px;
        border-radius: 10px;
    }

    .upcoming-event__date {
        min-width: 42px;
        padding: 6px;
        border-radius: 8px;
    }

    .upcoming-event__day {
        font-size: 1.1rem;
    }

    .upcoming-event__month {
        font-size: 0.65rem;
    }

    .upcoming-event__name {
        font-size: 0.8rem;
    }

    .upcoming-event__type {
        font-size: 0.7rem;
    }

    /* Legend */
    .calendar-legend {
        margin: 16px 0 0;
        padding: 14px 16px;
        border-radius: 14px;
    }

    .calendar-legend__title {
        font-size: 0.9rem;
        margin-bottom: 10px;
        padding-bottom: 8px;
    }

    .calendar-legend__list {
        gap: 10px 20px;
    }

    .calendar-legend__item {
        font-size: 0.8rem;
        gap: 8px;
    }

    .calendar-legend__dot {
        width: 12px;
        height: 12px;
        border-radius: 4px;
    }
}

/* Extra small screens (320px - 360px) */
@media (max-width: 360px) {
    .calendar-heading--card {
        padding: 16px 12px;
        margin: 0 0 20px;
    }

    .calendar {
        margin: 0;
        border-radius: 14px;
    }

    .calendar-header {
        padding: 12px 10px;
    }

    .calendar-header button {
        width: 32px;
        height: 32px;
        border-radius: 8px;
        font-size: 0.75rem;
    }

    #month-year {
        font-size: 0.9rem;
    }

    .calendar-days {
        padding: 8px 2px;
        gap: 1px;
    }

    .calendar-day-name {
        font-size: 0.6rem;
        height: 26px;
        line-height: 26px;
    }

    .calendar-date {
        max-width: 30px;
        border-radius: 7px;
        font-size: 0.75rem;
        margin: 1px auto;
    }

    .calendar-date .event-indicator {
        width: 3px;
        height: 3px;
        bottom: 1px;
    }

    .calendar-sidebar {
        padding: 0;
    }

    .calendar-legend {
        margin: 15px 0 0;
    }
}