/* Page-specific: Pricing plans, referral box, coupon modal */
.join-main {
    position: relative;
    z-index: 1;
    padding-top: 100px;
    min-height: 100vh;
    animation: fadeSlideIn 0.45s ease;
}
@keyframes fadeSlideIn {
    from { opacity: 0; transform: translateY(18px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Plan Cards */
.plan-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 24px;
    overflow: hidden;
    transition: all 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}
.plan-card:hover {
    transform: translateY(-8px);
    border-color: var(--purple);
    box-shadow: var(--shadow-lg);
}
.plan-card.popular {
    border: 2px solid var(--purple);
    position: relative;
    background: rgba(255, 255, 255, 0.85);
}
.popular-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--purple), var(--blue));
    color: white;
    padding: 5px 20px;
    border-radius: 40px;
    font-size: 0.8rem;
    font-weight: 700;
    white-space: nowrap;
}
.plan-header {
    padding: 1.8rem 1.5rem 0.8rem;
    text-align: center;
}
.plan-price {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--purple);
    padding: 1rem 1.5rem;
    text-align: center;
    border-top: 1px solid rgba(139, 92, 246, 0.15);
    border-bottom: 1px solid rgba(139, 92, 246, 0.15);
    background: rgba(139, 92, 246, 0.03);
}
.plan-price .currency { font-size: 1.8rem; vertical-align: top; }
.plan-price .period { font-size: 0.9rem; color: #6b6b80; display: block; }
.plan-features {
    list-style: none;
    padding: 1.5rem;
    flex-grow: 1;
}
.plan-features li {
    margin-bottom: 12px;
    padding-left: 28px;
    position: relative;
    font-size: 0.9rem;
    color: #2d2d3f;
}
.plan-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--purple);
    font-weight: 700;
}

.referral-box {
    background: rgba(255, 255, 255, 0.65);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 28px;
    padding: 2rem;
    text-align: center;
}
.referral-item {
    background: rgba(139, 92, 246, 0.08);
    border-radius: 20px;
    padding: 1.5rem;
    transition: all 0.3s;
    border: 1px solid rgba(139, 92, 246, 0.15);
}
.referral-item:hover {
    background: rgba(139, 92, 246, 0.15);
    transform: scale(1.02);
}

.info-box {
    background: linear-gradient(135deg, var(--purple), var(--blue));
    width: 180px;
    padding: 18px 0;
    border-radius: 60px;
    text-align: center;
    font-weight: 700;
    color: white;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: var(--shadow-sm);
}
.info-box:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

/* Modal for coupon */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
}
.modal-overlay.show { display: flex; }
.modal-content-custom {
    background: #fff;
    border-radius: 28px;
    padding: 28px;
    max-width: 500px;
    width: 90%;
    text-align: center;
    position: relative;
    box-shadow: var(--shadow-lg);
}
.modal-close {
    position: absolute;
    top: 12px;
    right: 18px;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #6b6b80;
}
.modal-close:hover { color: #2d2d3f; }
.modal-img {
    width: 100%;
    max-height: 220px;
    object-fit: cover;
    border-radius: 18px;
    margin: 10px 0;
}

.coupon-section {
    text-align: center;
    margin: 40px 0;
}
.redeem-btn {
    background: linear-gradient(135deg, var(--purple), var(--blue));
    color: white;
    border: none;
    padding: 14px 40px;
    font-size: 1rem;
    font-weight: 700;
    border-radius: 50px;
    transition: 0.3s;
    cursor: pointer;
}
.redeem-btn:hover {
    transform: scale(1.03);
    box-shadow: var(--shadow-md);
}

@media (max-width: 992px) {
    .section-title { font-size: 1.8rem; }
}
@media (max-width: 576px) {
    .plan-price { font-size: 2rem; }
    .info-box { width: 150px; font-size: 0.9rem; }
}
.modal-img{
    width: 100%;
    height: auto;
    max-height: 70vh;
    object-fit: contain;
    display: block;
    margin: 0 auto;
}