/**
 * Invitation Detail Pages - Luma Style
 */

.invitation-page {
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem 1rem;
}

.invitation-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    max-width: 540px;
    width: 100%;
}

.invitation-card-header {
    padding: 2rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.invitation-card-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 20px;
}

.invitation-card-icon.bg-expert {
    background: linear-gradient(135deg, #fd7e14 0%, #f59e0b 100%);
    color: #ffffff;
}

.invitation-card-icon.bg-moderator {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: #ffffff;
}

.invitation-card-icon.bg-team {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: #ffffff;
}

.invitation-card-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.invitation-card-body {
    padding: 2rem;
}

.invitation-event-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    text-align: center;
}

.invitation-info-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.invitation-info-row svg {
    flex-shrink: 0;
}

.invitation-message-box {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.25rem;
    margin: 1.5rem 0;
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.invitation-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.invitation-btn {
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 12px;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.invitation-btn-accept {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: #ffffff;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.invitation-btn-accept:hover {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    box-shadow: 0 4px 16px rgba(16, 185, 129, 0.4);
    transform: translateY(-2px);
}

.invitation-btn-decline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.invitation-btn-decline:hover {
    background: var(--bg-secondary);
    border-color: var(--border-color-hover);
    transform: translateY(-2px);
}

.invitation-card-footer {
    padding: 1.25rem 2rem;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.invitation-back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9375rem;
    margin-top: 2rem;
    transition: color 0.2s ease;
}

.invitation-back-link:hover {
    color: var(--text-primary);
}

/* Dark theme */
[data-bs-theme="dark"] .invitation-card {
    border-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

[data-bs-theme="dark"] .invitation-btn-decline {
    border-color: rgba(255, 255, 255, 0.2);
}

[data-bs-theme="dark"] .invitation-btn-decline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.3);
}