.nav-pills .nav-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--theme-surface);
    color: var(--arvin-primary) !important;
    border: 1px solid var(--theme-border);
    border-radius: 50px;
    transition: all 0.25s ease;
    min-width: 200px;
    box-shadow: 0 4px 14px rgba(10, 59, 102, 0.08);
}

.nav-pills .nav-link .bi {
    width: 1.15rem;
    height: 1.15rem;
    padding: 0.38rem;
    margin-inline-end: 0.35rem;
    border-radius: 50%;
    background: rgba(33, 165, 182, 0.12);
    box-sizing: content-box;
    vertical-align: middle;
    transition: background-color 0.25s ease, color 0.25s ease, transform 0.25s ease;
}

.nav-pills .nav-link:hover,
.nav-pills .nav-link:focus-visible {
    background: linear-gradient(135deg, var(--arvin-primary), var(--arvin-secondary)) !important;
    color: #ffffff !important;
    border-color: rgba(33, 165, 182, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(10, 59, 102, 0.22);
}

.nav-pills .nav-link:hover .bi,
.nav-pills .nav-link:focus-visible .bi,
.nav-pills .nav-link.active .bi {
    background: rgba(255, 255, 255, 0.18);
    color: #ffffff;
    transform: translateY(-1px);
}

.nav-pills .nav-link.active,
.nav-pills .show > .nav-link {
    background: linear-gradient(135deg, var(--arvin-primary), var(--arvin-accent)) !important;
    color: white !important;
    border-color: var(--arvin-accent);
    box-shadow: 0 10px 24px rgba(12, 77, 140, 0.3);
}

.nav-pills .nav-link i {
    font-size: 1.05rem;
}

.about-lead-line {
    display: flex;
    align-items: baseline;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.35rem;
    text-align: center;
}

.about-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    margin-inline-start: 0;
    padding: 0.18rem 0.65rem;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--arvin-accent) !important;
    font-weight: 700;
    line-height: 1.8;
    text-decoration: underline;
    text-underline-offset: 0.22rem;
    transition: all 0.25s ease;
}

.about-more-btn:hover,
.about-more-btn:focus-visible {
    background: linear-gradient(135deg, var(--arvin-primary), var(--arvin-accent));
    color: #ffffff !important;
    box-shadow: 0 6px 16px rgba(10, 59, 102, 0.18);
}

.about-more-btn .bi {
    font-size: 0.9rem;
    transition: transform 0.25s ease;
}

.about-more-btn[aria-expanded="true"] .bi,
.about-more-btn:hover .bi {
    transform: translateX(-3px);
}

/* انیمیشن تغییر تب‌ها */
.tab-pane {
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* کارت اعضا */
.team-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-radius: 15px;
    overflow: hidden;
    cursor: pointer;
}

.team-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1) !important;
    cursor: pointer;
}

.image-container {
    height: 250px;
    overflow: hidden;
}

.image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.team-card:hover .image-container img {
    transform: scale(1.05);
}

.shareholders-card {
    background: var(--theme-surface) !important;
}

.shareholder-item {
    padding: 0.85rem 1rem;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.55);
    box-shadow: 0 4px 14px rgba(10, 59, 102, 0.06);
}

.shareholder-item h5 {
    color: var(--arvin-primary);
}

/* پیشرفت بار */
.progress-bar-animated {
    animation: progressAnimation 1.5s ease-in-out;
}

@keyframes progressAnimation {
    from {
        width: 0%;
    }
}

/* ریسپانسیو بودن تب‌ها */
@media (max-width: 768px) {
    .nav-pills .nav-link {
        min-width: 150px;
        padding: 0.75rem 1rem;
        margin: 0.25rem;
        font-size: 0.9rem;
    }

    .nav-pills .nav-link i {
        font-size: 1rem;
    }

    .image-container {
        height: 200px;
    }
}

@media (max-width: 576px) {
    .nav-pills {
        flex-direction: column;
        align-items: center;
    }

    .nav-pills .nav-link {
        width: 90%;
        margin-bottom: 10px;
    }

    .image-container {
        height: 180px;
    }
}