/* Header Card */
.header-card {
    background: white;
    border-radius: 16px;
    padding: 32px;
    max-width: 700px;
    margin: 0 auto 32px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #e5e7eb;
    transition: all 0.3s ease;
    text-align: center;
}

.header-card:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.header-title {
    font-size: 2.25rem;
    font-weight: 700;
    color: #1E3A8A;
    margin-bottom: 12px;
    line-height: 1.2;
}

.header-description {
    font-size: 0.95rem;
    color: #6b7280;
    margin-bottom: 0;
    line-height: 1.5;
}

/* Loading */
.loading {
    display: none;
    justify-content: center;
    align-items: center;
    padding: 40px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(30, 58, 138, 0.2);
    border-radius: 50%;
    border-top-color: #1E3A8A;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* No Results */
.no-results {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 60px 20px;
}

.empty-icon {
    font-size: 50px;
    color: #1E3A8A;
    margin-bottom: 20px;
}

.no-results-text {
    font-size: 20px;
    font-weight: 700;
    color: #1E3A8A;
    margin-bottom: 10px;
}

.empty-subtext {
    font-size: 14px;
    color: #666;
    margin-top: 0;
}

/* Results Grid */
.results-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    padding-bottom: 40px;
    max-width: 900px;
    margin: 0 auto;
}

/* Meeting Card */
.meeting-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    border: 1px solid #e5e7eb;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 220px;
}

.meeting-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    border-color: #d1d5db;
}

.card-header {
    background: linear-gradient(135deg, #1E3A8A 0%, #1e40af 100%);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-header i {
    color: #ffffff;
    font-size: 14px;
}

.card-grupo {
    color: #ffffff;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    flex: 1;
}

.card-body {
    padding: 16px;
    background: #ffffff;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.info-section {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.info-section i {
    font-size: 18px;
    min-width: 18px;
}

.info-section i.fa-clock {
    color: #1E3A8A;
}

.info-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.info-value {
    font-size: 13px;
    font-weight: 500;
    color: #4A4A4A;
    line-height: 1.3;
}

/* Join Button */
.join-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background-color: #fff;
    color: #1E3A8A;
    padding: 10px 16px;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
    cursor: pointer;
    width: 100%;
    font-weight: 500;
    font-size: 13px;
    transition: all 0.2s ease;
    margin-top: auto;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
}

.join-button:hover {
    background-color: #f0f5ff;
    border-color: #1E3A8A;
    box-shadow: 0 4px 8px rgba(30, 58, 138, 0.15);
}

.join-button i {
    font-size: 13px;
}

/* Responsive */
@media (max-width: 768px) {
    .header-title {
        font-size: 1.75rem;
    }

    .header-description {
        font-size: 0.875rem;
    }

    .results-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .meeting-card {
        height: auto;
        min-height: 200px;
    }
}