/**
 * Daily7 Calendar Modal Styles
 * Compact calendar modal with GitHub-style contribution indicators
 * Modern, elegant design
 */

.daily7-calendar-modal .modal-dialog {
    max-width: 640px;
}

.daily7-calendar-modal .modal-content {
    border-radius: var(--daily7-radius-lg);
    border: none;
    box-shadow: var(--daily7-shadow-xl);
}

.daily7-calendar-modal .modal-header {
    border-bottom: 1px solid var(--daily7-gray-200);
    padding: 24px 28px;
    background: var(--daily7-gray-50);
    border-radius: var(--daily7-radius-lg) var(--daily7-radius-lg) 0 0;
}

.daily7-calendar-modal .modal-title {
    font-family: "Nunito Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-weight: 600;
    color: var(--daily7-gray-900);
    letter-spacing: -0.02em;
}

.daily7-calendar-modal .modal-body {
    padding: 28px;
}

.daily7-calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 6px;
    margin-top: 20px;
}

.daily7-calendar-header-cell {
    text-align: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--daily7-gray-500);
    padding: 10px 6px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.daily7-calendar-day {
    min-height: 54px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: 4px 3px;
    overflow: hidden;
    border-radius: var(--daily7-radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--daily7-transition);
    background: var(--daily7-gray-100);
    color: var(--daily7-gray-500);
    border: 1.5px solid transparent;
}

.daily7-calendar-day-num {
    line-height: 1;
}

/* Per-day topic label (challenge category, falling back to name) */
.daily7-calendar-day-topic {
    font-size: 0.575rem;
    font-weight: 600;
    line-height: 1.2;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    opacity: 0.85;
    letter-spacing: 0.01em;
}

.daily7-calendar-day.has-challenges {
    background: white;
    border-color: var(--daily7-gray-300);
    color: var(--daily7-gray-700);
}

.daily7-calendar-day.partial-completion {
    background: #d1fae5;
    color: var(--daily7-success-dark);
    border-color: #6ee7b7;
}

.daily7-calendar-day.full-completion {
    background: var(--daily7-success);
    color: white;
    font-weight: 600;
    border-color: var(--daily7-success-dark);
}

.daily7-calendar-day.disabled {
    background: transparent;
    color: var(--daily7-gray-300);
    cursor: not-allowed;
}

.daily7-calendar-day.no-challenges {
    background: transparent;
    color: var(--daily7-gray-300);
    cursor: not-allowed;
    opacity: 0.5;
}

.daily7-calendar-day.today {
    box-shadow: 0 0 0 2px var(--daily7-primary);
    font-weight: 600;
}

.daily7-calendar-day:hover:not(.disabled):not(.no-challenges) {
    transform: scale(1.1);
    box-shadow: var(--daily7-shadow-md);
    z-index: 10;
}

.daily7-calendar-day:active:not(.disabled):not(.no-challenges) {
    transform: scale(1.05);
}

.daily7-calendar-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.daily7-calendar-month {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--daily7-gray-900);
    letter-spacing: -0.01em;
}

.daily7-calendar-nav-btn {
    background: white;
    border: 1.5px solid var(--daily7-gray-300);
    border-radius: var(--daily7-radius);
    padding: 8px 14px;
    cursor: pointer;
    transition: var(--daily7-transition);
    color: var(--daily7-gray-700);
    font-weight: 500;
    font-size: 0.875rem;
}

.daily7-calendar-nav-btn:hover:not(:disabled) {
    background: var(--daily7-primary);
    border-color: var(--daily7-primary);
    color: white;
    box-shadow: var(--daily7-shadow-sm);
}

.daily7-calendar-nav-btn:active:not(:disabled) {
    transform: scale(0.98);
}

.daily7-calendar-nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.daily7-today-btn {
    margin-top: 20px;
    width: 100%;
    padding: 14px;
    background: white;
    border: 1.5px solid var(--daily7-gray-300);
    border-radius: var(--daily7-radius);
    color: var(--daily7-primary);
    font-weight: 600;
    cursor: pointer;
    transition: var(--daily7-transition);
    font-size: 0.9375rem;
}

.daily7-today-btn:hover {
    background: var(--daily7-primary);
    border-color: var(--daily7-primary);
    color: white;
    box-shadow: var(--daily7-shadow-md);
}

.daily7-today-btn:active {
    transform: scale(0.99);
}

.daily7-calendar-legend {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
    font-size: 0.75rem;
    color: var(--daily7-gray-600);
    padding-top: 20px;
    border-top: 1px solid var(--daily7-gray-200);
}

.daily7-calendar-legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

.daily7-calendar-legend-box {
    width: 18px;
    height: 18px;
    border-radius: 4px;
    border: 1.5px solid transparent;
}

.daily7-calendar-legend-box.full {
    background: var(--daily7-success);
    border-color: var(--daily7-success-dark);
}

.daily7-calendar-legend-box.partial {
    background: #d1fae5;
    border-color: #6ee7b7;
}

.daily7-calendar-legend-box.none {
    background: white;
    border-color: var(--daily7-gray-300);
}

/* Challenge search */
.daily7-calendar-search {
    position: relative;
    margin-bottom: 20px;
}

.daily7-calendar-search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--daily7-gray-400);
    font-size: 0.875rem;
    pointer-events: none;
}

.daily7-calendar-search-input {
    width: 100%;
    padding: 12px 40px;
    border: 1.5px solid var(--daily7-gray-300);
    border-radius: var(--daily7-radius);
    font-size: 0.9375rem;
    color: var(--daily7-gray-900);
    background: white;
    transition: var(--daily7-transition);
}

.daily7-calendar-search-input:focus {
    outline: none;
    border-color: var(--daily7-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.daily7-calendar-search-input::placeholder {
    color: var(--daily7-gray-400);
}

.daily7-calendar-search-clear {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    border: none;
    background: transparent;
    color: var(--daily7-gray-500);
    font-size: 1.25rem;
    line-height: 1;
    padding: 4px 8px;
    cursor: pointer;
    border-radius: var(--daily7-radius-sm);
}

.daily7-calendar-search-clear:hover {
    color: var(--daily7-gray-900);
    background: var(--daily7-gray-100);
}

/* Search results list */
.daily7-search-results {
    max-height: 420px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.daily7-search-result {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    text-align: left;
    padding: 10px 12px;
    border: 1.5px solid var(--daily7-gray-200);
    border-radius: var(--daily7-radius);
    background: white;
    cursor: pointer;
    transition: var(--daily7-transition);
    font-size: 0.875rem;
}

.daily7-search-result:hover {
    border-color: var(--daily7-primary);
    box-shadow: var(--daily7-shadow-sm);
}

.daily7-search-result-date {
    flex-shrink: 0;
    font-variant-numeric: tabular-nums;
    font-weight: 600;
    color: var(--daily7-gray-500);
    font-size: 0.8125rem;
}

.daily7-search-result-name {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--daily7-gray-900);
    font-weight: 500;
}

.daily7-search-result-category {
    flex-shrink: 0;
    max-width: 130px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    padding: 2px 8px;
    border-radius: 999px;
    background: var(--daily7-gray-100);
    color: var(--daily7-gray-600);
    font-size: 0.6875rem;
    font-weight: 600;
}

.daily7-search-result-solved {
    flex-shrink: 0;
    color: var(--daily7-success);
}

.daily7-search-status {
    text-align: center;
    padding: 24px 12px;
    color: var(--daily7-gray-500);
    font-size: 0.875rem;
}

@media (max-width: 576px) {
    .daily7-calendar-modal .modal-dialog {
        margin: 0.5rem;
    }

    .daily7-calendar-modal .modal-body {
        padding: 20px;
    }

    .daily7-calendar-modal .modal-header {
        padding: 20px;
    }

    .daily7-calendar-grid {
        gap: 4px;
    }

    .daily7-calendar-day {
        font-size: 0.75rem;
        min-height: 46px;
    }

    .daily7-calendar-day-topic {
        font-size: 0.5rem;
    }

    .daily7-calendar-header-cell {
        font-size: 0.65rem;
        padding: 8px 4px;
    }

    .daily7-calendar-legend {
        font-size: 0.7rem;
        gap: 16px;
    }

    .daily7-calendar-legend-box {
        width: 16px;
        height: 16px;
    }
}