/* ========================================
   CALENDAR.CSS
   Estilos compartidos para el calendario
   de competiciones y la card de la landing.
   ======================================== */

/* ========================================
   VARIABLES DE COLORES DE COMPETICIONES
   Editar aqui para cambiar colores globalmente
   ======================================== */
:root {
    --comp-alljapan: #BC002D;
    --comp-apec: #029063;
    --comp-robolid: #0069ff;
    --comp-cybertech: #0b3154;
    --comp-arena: #cb6f1a;
    --comp-portugal: #540080;
    --comp-oshwdem: #34aacc;
    --comp-robochallenge: #231f20;
}

/* ========================================
   CLASES DE COMPETICIONES
   Una clase por competicion para el calendario y la leyenda
   ======================================== */
.comp-alljapan { background-color: var(--comp-alljapan); }
.comp-apec { background-color: var(--comp-apec); }
.comp-robolid { background-color: var(--comp-robolid); }
.comp-cybertech { background-color: var(--comp-cybertech); }
.comp-arena { background-color: var(--comp-arena); }
.comp-portugal { background-color: var(--comp-portugal); }
.comp-oshwdem { background-color: var(--comp-oshwdem); }
.comp-robochallenge { background-color: var(--comp-robochallenge); }

/* ========================================
   MEZCLA DE COMPETICIONES
   Para dias con solape: corte horizontal en dos mitades
   ======================================== */
.comp-arena-portugal {
    background: linear-gradient(0deg, var(--comp-arena) 50%, var(--comp-portugal) 50%);
}

/* Solape Cybertech (20/04) + Micromouse Portugal (21/04): arriba el que empieza antes */
.comp-cybertech-portugal {
    background: linear-gradient(0deg, var(--comp-portugal) 50%, var(--comp-cybertech) 50%);
}

/* ========================================
   LANDING CARD - Card del calendario en index.html
   ======================================== */
.cal-card {
    overflow: hidden;
    border-left: 4px solid #1b176b;
    transition: box-shadow 0.3s, transform 0.2s;
    cursor: pointer;
}

.cal-card:hover {
    box-shadow: 0 8px 30px rgba(27, 23, 107, 0.18);
    transform: translateY(-2px);
}

.cal-card-body {
    padding: 36px 28px 28px;
    text-align: center;
}

.cal-card-icon-bg {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: rgba(27, 23, 107, 0.08);
    margin-bottom: 16px;
}

.cal-card-icon {
    font-size: 36px;
    color: #1b176b;
}

.cal-card-title {
    color: #1b176b;
    font-weight: 700;
    margin-bottom: 8px;
}

.cal-card-desc {
    color: #666;
    font-size: 0.95rem;
    text-align: center;
    margin-bottom: 16px;
}

.cal-card-chips {
    display: flex;
    justify-content: center;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.cal-card-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.7rem;
    color: #555;
    background: #f5f5f5;
    padding: 4px 10px;
    border-radius: 20px;
}

.cal-card-chip-dot {
    width: 8px;
    height: 8px;
    border-radius: 2px;
    display: inline-block;
}

.cal-card-divider {
    border-top: 1px solid #eee;
    padding-top: 16px;
}

/* ========================================
   CALENDAR PAGE - Layout sidebar
   ======================================== */
.calendar-layout {
    display: flex;
    gap: 24px;
    align-items: flex-start;
}

.calendar-grid-wrapper {
    flex: 1;
    min-width: 0;
    align-self: center;
}

.calendar-sidebar {
    width: 380px;
    flex-shrink: 0;
    position: sticky;
    top: 72px;
}

.calendar-sidebar .card {
    margin-bottom: 0;
}

/* ========================================
   LEYENDA
   ======================================== */
.calendar-legend {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.legend-entry {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: 6px;
    background: #f9f9f9;
    transition: background 0.2s;
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

a.legend-entry {
    text-decoration: none;
    color: inherit;
}

.legend-entry:hover {
    background: #f0f0f5;
}

.legend-color-dot {
    width: 14px;
    height: 14px;
    border-radius: 3px;
    flex-shrink: 0;
}

.legend-info {
    flex: 1;
    min-width: 0;
}

.legend-name {
    font-weight: 600;
    color: #1b176b;
    font-size: 0.9rem;
    margin: 0;
    text-align: inherit;
}

.legend-dates {
    font-size: 0.75rem;
    color: #888;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 4px;
}

.legend-dates .legend-status .material-icons {
    font-size: 14px;
}

.legend-flag {
    font-size: 1.1rem;
    flex-shrink: 0;
}

.legend-opr-icon {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    flex-shrink: 0;
    object-fit: contain;
}

.legend-opr-icon.not-going {
    filter: grayscale(100%);
    opacity: 0.5;
}

.legend-status .material-icons {
    font-size: 18px;
}

a.legend-entry .legend-status .material-icons {
    font-size: 14px;
}

.legend-status.confirmed .material-icons {
    color: #4caf50;
}

.legend-status.provisional .material-icons {
    color: #ff9800;
}

.legend-link {
    flex-shrink: 0;
    color: #1b176b;
    display: flex;
    align-items: center;
}

.legend-link:hover {
    color: #534b8c;
}

.legend-link .material-icons {
    font-size: 16px;
}

/* ========================================
   YEAR HEADER
   ======================================== */
.year-header {
    grid-column: 1 / -1;
    text-align: center;
    font-size: 1.4rem;
    font-weight: 700;
    color: #1b176b;
    padding: 12px 0 4px 0;
    border-bottom: 2px solid #e0e0e0;
    margin-bottom: 4px;
}

/* ========================================
   CALENDAR GRID
   ======================================== */
.calendar-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.month-card {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    overflow: hidden;
}

.month-card-header {
    background: linear-gradient(60deg, #2b2953, #1b176b);
    color: #fff;
    text-align: center;
    padding: 6px 0;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.month-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    background: #f5f5f5;
    padding: 4px 0;
}

.month-weekdays span {
    text-align: center;
    font-size: 0.6rem;
    font-weight: 700;
    color: #999;
    text-transform: uppercase;
}

.month-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    grid-template-rows: repeat(6, 1fr);
    padding: 4px;
    gap: 0;
}

.day-cell {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    color: #333;
    border-radius: 3px;
    aspect-ratio: 1;
}

.day-cell.sunday {
    color: #d32f2f;
}

.day-cell.empty {
    visibility: hidden;
}

.day-cell.competition {
    color: #fff;
    font-weight: 700;
}

.day-cell.comp-start {
    border-radius: 12px 0 0 12px;
}

.day-cell.comp-mid {
    border-radius: 0;
}

.day-cell.comp-end {
    border-radius: 0 12px 12px 0;
}

.day-cell.comp-single {
    border-radius: 12px;
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1200px) {
    .calendar-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .calendar-sidebar {
        width: 280px;
    }
}

@media (max-width: 992px) {
    .calendar-layout {
        flex-direction: column;
    }

    .calendar-sidebar {
        width: 100%;
        position: static;
        order: -1;
    }

    .calendar-grid-wrapper {
        width: 100%;
        align-self: stretch;
    }

    .calendar-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .calendar-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .day-cell {
        font-size: 0.65rem;
    }

    .legend-entry {
        padding: 6px 10px;
    }
}

@media (max-width: 480px) {
    .calendar-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .day-cell {
        font-size: 0.6rem;
    }

    .month-card-header {
        font-size: 0.75rem;
        padding: 4px 0;
    }
}