.promo-banner {
    margin: 20px auto;
    width: 45%;
    background: linear-gradient(135deg, #ffe27a, #C7B02F);
    padding: 14px 20px;
    border-radius: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    font-size: 14px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
    animation: promoFade 0.7s ease;
    transition: all .3s ease;
}

.promo-banner:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
}

.promo-text {
    text-align: center;
    color: #0f2a6d;
    line-height: 1.4;
    width: 100%;
}

.promo-text strong {
    font-size: 15px;
    display: block;
    margin-bottom: 5px;
}

.promo-action {
    margin-top: 15px;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    width: 100% !important;
    clear: both;
    min-height: 60px;
}

.promo-link {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-left: auto !important;
    margin-right: auto !important;
    color: white;
    padding: 10px 20px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #4a4a4a, #6E6E6E, #4a4a4a);
    background-size: 200% 200%;
    animation: gradient-shift 3s ease infinite;
    transform: translateZ(0);
    will-change: transform;
    backface-visibility: hidden;
    -webkit-font-smoothing: antialiased;
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.25s ease;
}

.promo-link::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        repeating-linear-gradient(45deg,
            transparent,
            transparent 8px,
            rgba(255, 255, 255, 0.04) 8px,
            rgba(255, 255, 255, 0.04) 9px),
        repeating-linear-gradient(-45deg,
            transparent,
            transparent 8px,
            rgba(255, 255, 255, 0.04) 8px,
            rgba(255, 255, 255, 0.04) 9px);
    background-size: 20px 20px;
    animation: lineart-move 4s linear infinite;
    pointer-events: none;
}

.promo-link::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg,
            transparent 0%,
            rgba(255, 255, 255, 0.12) 50%,
            transparent 100%);
    background-size: 200% 100%;
    animation: shimmer 2.5s ease-in-out infinite;
    pointer-events: none;
}

.promo-link span,
.promo-link .arrow-icon {
    position: relative;
    z-index: 1;
}

.promo-action.fixed .promo-link {
    animation: none; 
}
.promo-action.fixed .promo-link::before,
.promo-action.fixed .promo-link::after {
    animation: none;
}

@keyframes lineart-move {
    0% {
        background-position: 0 0;
    }

    100% {
        background-position: 40px 40px;
    }
}

@keyframes gradient-shift {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}

.promo-link:hover {
    transform: scale(1.05);
    color: white;
    background: linear-gradient(135deg, #555, #7a7a7a, #555);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.promo-link .arrow-icon {
    display: inline-block;
    animation: bounce-right 1.2s infinite ease-in-out;
    transition: transform 0.3s ease;
}

.promo-link:hover .arrow-icon {
    animation: none;
    transform: translateX(5px);
}

/* Collapsible buttons */
.collapsible {
    background-color: #f5f0d8;
    color: #1a3a6b;
    cursor: pointer;
    padding: 9px 13px;
    width: 100%;
    border: none;
    text-align: left;
    outline: none;
    font-size: 13px;
    font-weight: 600;
    transition: background-color 0.3s;
    margin-bottom: 4px;
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.collapsible:hover {
    background-color: #ede8c4;
}

.collapsible.active {
    background-color: #e0d8a8;
}

.collapsible-left {
    display: flex;
    align-items: center;
    gap: 9px;
}

.check-icon {
    color: #3a7d00;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    flex-shrink: 0;
    box-shadow: 0 0 0 2px #3a7d0033;
}

/* Collapsible arrow */
.collapsible-arrow {
    font-size: 12px;
    transition: transform 0.35s ease;
    flex-shrink: 0;
}

.collapsible.active .collapsible-arrow {
    transform: rotate(180deg);
    animation: none;
}

@keyframes arrow-bounce-vertical {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(6px);
    }
}

.content {
    padding: 0 12px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    background-color: #fdf9ec;
    border-left: 2px solid #C7B02F;
    border-right: 2px solid #C7B02F;
    border-bottom: 2px solid #C7B02F;
    border-radius: 0 0 5px 5px;
    margin-bottom: 6px;
    font-size: 13px;
    text-align: left;
}

.content p {
    margin: 8px 0;
}

@keyframes promoFade {
    from {
        opacity: 0;
        transform: translateY(-16px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 900px) {
    .promo-banner {
        width: 90%;
        font-size: 13px;
        padding: 12px;
    }

    .promo-text strong {
        font-size: 14px;
    }
}

@media (max-width: 700px) {
    .promo-link {
        font-size: 13px !important;
    }
}