#opb-chat-toggle {
    position: fixed;
    bottom: 90px;
    right: 24px;
    z-index: 1050;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: none;
    background: linear-gradient(135deg, #16a34a, #15803d);
    color: #fff;
    font-size: 1.4rem;
    box-shadow: 0 4px 20px rgba(22, 163, 74, 0.4);
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}
#opb-chat-toggle:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 28px rgba(22, 163, 74, 0.55);
}
#opb-chat-toggle.opb-chat-open {
    background: linear-gradient(135deg, #15803d, #166534);
}
.opb-chat-badge {
    position: absolute;
    top: 4px;
    right: 4px;
    background: #ef4444;
    color: #fff;
    font-size: 0.65rem;
    font-weight: 700;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #fff;
    animation: opb-badge-pulse 1.5s infinite;
}
@keyframes opb-badge-pulse {
    0%, 100% { transform: scale(1); }
    50%       { transform: scale(1.2); }
}
#opb-chat-window {
    position: fixed;
    bottom: 90px;
    right: 20px;
    z-index: 1056;
    width: 360px;
    max-width: calc(100vw - 32px);
    max-height: 580px;
    display: flex;
    flex-direction: column;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.18), 0 0 0 1px rgba(0, 0, 0, 0.06);
    overflow: hidden;
    animation: opb-slide-up 0.25s ease;
}
#opb-chat-window[hidden] {
    display: none;
}
@keyframes opb-slide-up {
    from { opacity: 0; transform: translateY(20px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}
.opb-chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    background: linear-gradient(135deg, #16a34a, #15803d);
    color: #fff;
    flex-shrink: 0;
}
.opb-chat-header-info {
    display: flex;
    align-items: center;
    gap: 10px;
}
.opb-chat-avatar {
    width: 36px;
    height: 36px;
    background: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    overflow: hidden;
    flex-shrink: 0;
    padding: 3px;
}
.opb-logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    border-radius: 50%;
}
.opb-chat-header strong {
    display: block;
    font-size: 0.9rem;
    line-height: 1.2;
}
.opb-chat-status {
    font-size: 0.72rem;
    opacity: 0.85;
}
.opb-chat-status .fa-circle {
    font-size: 0.5rem;
    color: #86efac;
    vertical-align: middle;
}
#opb-chat-close {
    background: none;
    border: none;
    color: #fff;
    font-size: 1rem;
    cursor: pointer;
    padding: 4px 6px;
    border-radius: 6px;
    opacity: 0.85;
    transition: opacity 0.15s, background 0.15s;
    line-height: 1;
}
#opb-chat-close:hover {
    opacity: 1;
    background: rgba(255, 255, 255, 0.15);
}
.opb-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px 14px 8px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    scroll-behavior: smooth;
}
.opb-chat-messages::-webkit-scrollbar {
    width: 4px;
}
.opb-chat-messages::-webkit-scrollbar-track { background: transparent; }
.opb-chat-messages::-webkit-scrollbar-thumb {
    background: #d1fae5;
    border-radius: 4px;
}
.opb-msg {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    max-width: 90%;
}
.opb-msg-user {
    align-self: flex-end;
    flex-direction: row-reverse;
}
.opb-msg-assistant {
    align-self: flex-start;
}
.opb-msg-avatar {
    width: 28px;
    height: 28px;
    background: #fff;
    border: 1px solid #dcfce7;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    flex-shrink: 0;
    overflow: hidden;
    padding: 2px;
}
.opb-msg-avatar .opb-logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.opb-msg-bubble {
    padding: 9px 13px;
    border-radius: 16px;
    font-size: 0.875rem;
    line-height: 1.5;
    word-break: break-word;
}
.opb-msg-user .opb-msg-bubble {
    background: #16a34a;
    color: #fff;
    border-bottom-right-radius: 4px;
}
.opb-msg-assistant .opb-msg-bubble {
    background: #f3f4f6;
    color: #111827;
    border-bottom-left-radius: 4px;
}
.opb-msg-bubble.opb-streaming {
    position: relative;
    overflow: hidden;
    animation: opb-bubble-breathe 2.2s ease-in-out infinite;
    transition: box-shadow 0.4s ease;
}
@keyframes opb-bubble-breathe {
    0%, 100% {
        box-shadow:
            0 0 0 1.5px rgba(1, 72, 158, 0.30),
            0 0 10px rgba(1, 72, 158, 0.12),
            0 0 22px rgba(16, 94, 30, 0.07);
    }
    50% {
        box-shadow:
            0 0 0 1.5px rgba(16, 94, 30, 0.38),
            0 0 18px rgba(16, 94, 30, 0.18),
            0 0 36px rgba(1, 72, 158, 0.10);
    }
}
.opb-msg-bubble.opb-streaming::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        105deg,
        transparent              0%,
        rgba(1,  72, 158, 0.00) 28%,
        rgba(1,  72, 158, 0.10) 43%,
        rgba(16, 94,  30, 0.13) 57%,
        rgba(1,  72, 158, 0.06) 72%,
        transparent             100%
    );
    background-size: 200% 100%;
    animation: opb-shimmer-sweep 2s ease-in-out infinite;
    pointer-events: none;
    border-radius: inherit;
}
@keyframes opb-shimmer-sweep {
    0%   { background-position: -100% 0; opacity: 0.6; }
    50%  { opacity: 1; }
    100% { background-position: 200%  0; opacity: 0.6; }
}
.opb-busy-hint {
    display: block;
    font-style: italic;
    font-size: 0.88em;
    color: var(--primary-dark);
    animation: opb-busy-pulse 1.8s ease-in-out infinite;
    margin-bottom: 6px;
}
@keyframes opb-busy-pulse {
    0%, 100% { opacity: 0.5; }
    50%       { opacity: 1;   }
}
.opb-progress-bar {
    width: 100%;
    height: 4px;
    background: rgba(0,0,0,0.08);
    border-radius: 4px;
    overflow: hidden;
    margin-top: 6px;
}
.opb-progress-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 4px;
    transition: width 0.4s ease;
}
.opb-tail {
    display: inline;
    animation: opb-tail-breathe 1.2s ease-in-out infinite;
    will-change: filter, color, text-shadow;
}
@keyframes opb-tail-breathe {
    0%, 100% {
        filter:      blur(4px) brightness(1.35);
        color:       var(--accent-color);
        text-shadow: 0 0 10px var(--accent-color), 0 0 22px rgba(1, 72, 158, 0.45);
        opacity:     0.78;
    }
    50% {
        filter:      blur(7px) brightness(1.65);
        color:       var(--primary-dark);
        text-shadow: 0 0 16px var(--primary-dark), 0 0 32px rgba(16, 94, 30, 0.55), 0 0 50px rgba(1, 72, 158, 0.25);
        opacity:     0.92;
    }
}
.opb-token-in { display: inline; }
.opb-msg-bubble p { margin: 0 0 6px; }
.opb-msg-bubble p:last-child { margin-bottom: 0; }
.opb-msg-bubble ul { margin: 4px 0 0 16px; padding: 0; }
.opb-msg-bubble li { margin-bottom: 2px; }
.opb-msg-bubble a { color: #16a34a; }
.opb-chat-link {
    display: inline;
    color: #15803d;
    background: none;
    border-radius: 0;
    padding: 0;
    font-size: inherit;
    font-weight: 600;
    text-decoration: underline;
    text-decoration-color: rgba(21,128,61,0.45);
    text-underline-offset: 2px;
    white-space: normal;
    transition: color 0.15s, text-decoration-color 0.15s;
}
.opb-chat-link:hover {
    color: #166534;
    text-decoration-color: #166534;
    background: none;
}
.opb-link-icon {
    font-size: 0.70em;
    margin-left: 2px;
    vertical-align: middle;
    opacity: 0.70;
}
.opb-error {
    color: #dc2626;
    font-size: 0.82rem;
}
.opb-error a { color: #dc2626; }
.opb-typing .opb-msg-bubble {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    min-width: 56px;
}
.opb-typing-text {
    font-size: 0.82rem;
    color: #6b7280;
    white-space: nowrap;
}
.opb-typing-dots {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.opb-typing-dots span {
    width: 7px;
    height: 7px;
    background: #9ca3af;
    border-radius: 50%;
    display: inline-block;
    animation: opb-dot-bounce 1.2s infinite;
}
.opb-typing-dots span:nth-child(2) { animation-delay: 0.2s; }
.opb-typing-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes opb-dot-bounce {
    0%, 80%, 100% { transform: translateY(0); opacity: 0.5; }
    40%            { transform: translateY(-6px); opacity: 1; }
}
.opb-chat-suggestions {
    padding: 0 14px 8px;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    flex-shrink: 0;
}
.opb-suggestion {
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: #15803d;
    font-size: 0.75rem;
    padding: 4px 10px;
    border-radius: 20px;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
    line-height: 1.4;
    white-space: nowrap;
}
.opb-suggestion:hover {
    background: #dcfce7;
    border-color: #86efac;
}
.opb-chat-form {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    padding: 10px 12px;
    border-top: 1px solid #f3f4f6;
    flex-shrink: 0;
    background: #fff;
}
#opb-chat-input {
    flex: 1;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    padding: 9px 12px;
    font-size: 0.875rem;
    resize: none;
    outline: none;
    transition: border-color 0.15s;
    max-height: 120px;
    line-height: 1.4;
    font-family: inherit;
    color: #111827;
    background: #f9fafb;
}
#opb-chat-input:focus {
    border-color: #16a34a;
    background: #fff;
}
#opb-chat-input::placeholder { color: #9ca3af; }
#opb-chat-send {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: none;
    background: #16a34a;
    color: #fff;
    font-size: 0.85rem;
    cursor: pointer;
    flex-shrink: 0;
    transition: background 0.15s, transform 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
}
#opb-chat-send:hover:not(:disabled) {
    background: #15803d;
    transform: scale(1.05);
}
#opb-chat-send:disabled {
    background: #d1fae5;
    cursor: not-allowed;
}
.opb-chat-footer {
    text-align: center;
    font-size: 0.68rem;
    color: #9ca3af;
    padding: 6px 12px 8px;
    border-top: 1px solid #f3f4f6;
    flex-shrink: 0;
}
.opb-chat-footer a {
    color: #9ca3af;
    text-decoration: underline;
}
@media (hover: none) and (pointer: coarse) {
    #opb-chat-input {
        font-size: 16px;
    }
    #opb-chat-send {
        width: 44px;
        height: 44px;
    }
    .opb-chat-messages {
        -webkit-overflow-scrolling: touch;
    }
    .opb-chat-messages::-webkit-scrollbar { display: none; }
}
@media (max-width: 480px) {
    #opb-chat-window {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        width: 100%;
        max-width: 100%;
        max-height: 88vh;
        padding-bottom: env(safe-area-inset-bottom, 0px);
        border-radius: 20px 20px 0 0;
        box-shadow: 0 -4px 32px rgba(0, 0, 0, 0.18), 0 0 0 1px rgba(0,0,0,0.06);
        animation: opb-sheet-up 0.3s cubic-bezier(0.32, 0.72, 0, 1);
    }
    @keyframes opb-sheet-up {
        from { transform: translateY(100%); opacity: 0.6; }
        to   { transform: translateY(0);    opacity: 1;   }
    }
    .opb-chat-header {
        padding: 16px 16px 14px;
        border-radius: 20px 20px 0 0;
    }
    .opb-chat-header::before {
        content: '';
        display: block;
        position: absolute;
        top: 8px;
        left: 50%;
        transform: translateX(-50%);
        width: 36px;
        height: 4px;
        background: rgba(255,255,255,0.45);
        border-radius: 2px;
    }
    .opb-chat-messages {
        padding: 14px 12px 6px;
        gap: 10px;
    }
    .opb-msg {
        max-width: 95%;
    }
    .opb-chat-form {
        padding: 10px 12px calc(10px + env(safe-area-inset-bottom, 0px));
    }
    .opb-chat-footer {
        padding-bottom: calc(6px + env(safe-area-inset-bottom, 0px));
    }
    .opb-chat-suggestions {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        padding-bottom: 10px;
    }
    .opb-chat-suggestions::-webkit-scrollbar { display: none; }
}
@media (max-height: 480px) and (orientation: landscape) {
    #opb-chat-window {
        bottom: 0;
        right: 16px;
        left: auto;
        width: 320px;
        max-width: calc(100vw - 80px);
        max-height: calc(100vh - 16px);
        border-radius: 12px 12px 0 0;
    }
    .opb-chat-header {
        padding: 10px 14px;
    }
    .opb-chat-header::before { display: none; }
    .opb-chat-messages {
        padding: 10px 12px 4px;
        gap: 8px;
    }
    .opb-chat-footer { display: none; }
}
@media (min-width: 481px) and (max-width: 767px) {
    #opb-chat-window {
        width: 400px;
        max-width: calc(100vw - 24px);
        max-height: 72vh;
        bottom: 90px;
        right: 16px;
    }
    .opb-msg { max-width: 88%; }
}
@media (min-width: 768px) and (max-width: 1024px) {
    #opb-chat-window {
        width: 380px;
        max-height: 600px;
        bottom: 100px;
        right: 24px;
    }
}
@media (min-width: 1400px) {
    #opb-chat-window {
        width: 400px;
        max-height: 640px;
    }
}
@media (prefers-reduced-motion: reduce) {
    #opb-chat-window,
    .opb-msg-bubble.opb-streaming,
    .opb-msg-bubble.opb-streaming::after,
    .opb-tail,
    .opb-typing-dots span,
    .opb-chat-badge {
        animation: none !important;
        transition: none !important;
    }
    .opb-tail {
        filter: blur(0) !important;
        color: inherit !important;
        opacity: 1 !important;
    }
}
.opb-card-section {
    margin: 2px 0 12px 42px;
    animation: opb-cards-in 0.4s cubic-bezier(0.16, 1, 0.3, 1) both;
}
@keyframes opb-cards-in {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
}
.opb-card-section-header {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.68rem;
    font-weight: 700;
    color: #15803d;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 9px;
    padding-left: 1px;
}
.opb-card-section-header .fas {
    font-size: 0.72rem;
}
.opb-card-scroll-wrap {
    position: relative;
}
.opb-card-scroll-wrap::after {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    bottom: 8px;
    width: 36px;
    background: linear-gradient(to right, rgba(255,255,255,0), rgba(255,255,255,1) 85%);
    pointer-events: none;
    z-index: 1;
}
.opb-card-row {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding: 4px 36px 10px 2px;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
}
.opb-card-row::-webkit-scrollbar { display: none; }
.opb-product-card {
    min-width: 158px;
    max-width: 158px;
    flex-shrink: 0;
    background: #fff;
    border: 1.5px solid #d1fae5;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    cursor: pointer;
    text-decoration: none !important;
    color: #111827;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08), 0 0 0 0 rgba(22,163,74,0);
    transition: transform 0.22s cubic-bezier(0.16,1,0.3,1),
                box-shadow 0.22s,
                border-color 0.22s;
    animation: opb-card-pop 0.36s cubic-bezier(0.16, 1, 0.3, 1) both;
    opacity: 0;
}
.opb-card-row .opb-product-card:nth-child(1) { animation-delay: 0.04s; }
.opb-card-row .opb-product-card:nth-child(2) { animation-delay: 0.10s; }
.opb-card-row .opb-product-card:nth-child(3) { animation-delay: 0.17s; }
.opb-card-row .opb-product-card:nth-child(4) { animation-delay: 0.24s; }
@keyframes opb-card-pop {
    from { opacity: 0; transform: scale(0.90) translateY(10px); }
    to   { opacity: 1; transform: scale(1)    translateY(0); }
}
.opb-product-card:hover {
    border-color: #16a34a;
    box-shadow: 0 8px 24px rgba(22,163,74,0.22), 0 0 0 0 rgba(22,163,74,0);
    transform: translateY(-5px);
    color: #111827;
    text-decoration: none !important;
}
.opb-box-card {
    border-color: #a7f3d0;
}
.opb-box-card:hover {
    border-color: #059669;
    box-shadow: 0 8px 24px rgba(5,150,105,0.22);
}
.opb-card-hero {
    height: 74px;
    background: linear-gradient(135deg, #dcfce7 0%, #bbf7d0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background 0.22s;
}
.opb-product-card:hover .opb-card-hero {
    background: linear-gradient(135deg, #bbf7d0 0%, #86efac 100%);
}
.opb-box-card .opb-card-hero {
    background: linear-gradient(135deg, #a7f3d0 0%, #6ee7b7 100%);
}
.opb-box-card:hover .opb-card-hero {
    background: linear-gradient(135deg, #6ee7b7 0%, #34d399 100%);
}
.opb-card-hero-icon {
    width: 46px;
    height: 46px;
    background: rgba(255,255,255,0.7);
    border-radius: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: #16a34a;
    box-shadow: 0 2px 10px rgba(22,163,74,0.18);
    transition: transform 0.22s cubic-bezier(0.16,1,0.3,1);
}
.opb-product-card:hover .opb-card-hero-icon { transform: scale(1.14); }
.opb-box-card .opb-card-hero-icon { color: #059669; }
.opb-card-body {
    padding: 10px 11px 6px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
}
.opb-card-cat {
    font-size: 0.59rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: #16a34a;
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-radius: 4px;
    padding: 1px 5px 1px;
    align-self: flex-start;
    line-height: 1.6;
    white-space: nowrap;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
}
.opb-box-card .opb-card-cat {
    color: #059669;
    background: #ecfdf5;
    border-color: #a7f3d0;
}
.opb-card-name {
    font-size: 0.82rem;
    font-weight: 700;
    color: #111827;
    line-height: 1.3;
    margin-top: 1px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.opb-card-desc {
    font-size: 0.67rem;
    color: #6b7280;
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.opb-card-free {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.63rem;
    font-weight: 600;
    color: #15803d;
    margin-top: auto;
    padding-top: 4px;
}
.opb-card-free .fas {
    font-size: 0.68rem;
    color: #16a34a;
}
.opb-card-cta {
    margin: 6px 10px 10px;
    background: linear-gradient(135deg, #16a34a 0%, #15803d 100%);
    color: #fff;
    border-radius: 9px;
    padding: 7px 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    transition: background 0.18s, transform 0.18s;
    box-shadow: 0 2px 6px rgba(22,163,74,0.25);
}
.opb-box-card .opb-card-cta {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    box-shadow: 0 2px 6px rgba(5,150,105,0.25);
}
.opb-product-card:hover .opb-card-cta {
    background: linear-gradient(135deg, #15803d 0%, #166534 100%);
}
.opb-box-card:hover .opb-card-cta {
    background: linear-gradient(135deg, #047857 0%, #065f46 100%);
}
.opb-card-cta .fas {
    font-size: 0.62rem;
    transition: transform 0.15s;
}
.opb-product-card:hover .opb-card-cta .fas {
    transform: translateX(3px);
}
@media (max-width: 480px) {
    .opb-card-section { margin-left: 10px; }
    .opb-product-card { min-width: 144px; max-width: 144px; }
    .opb-card-hero { height: 64px; }
}
.opb-card-single { margin-right: 0; }
.opb-card-single .opb-card-scroll-wrap::after { display: none; }
.opb-card-single .opb-card-row {
    overflow: visible;
    padding: 3px 2px 8px;
}
.opb-card-single .opb-product-card {
    width: 100%;
    min-width: 0;
    max-width: 100%;
    flex-direction: column;
    border-radius: 14px;
}
.opb-card-single .opb-card-hero {
    height: 130px;
    border-radius: 0;
    border-top-left-radius: 13px;
    border-top-right-radius: 13px;
}
.opb-card-single .opb-card-hero-img {
    background: #f3f4f6;
    overflow: hidden;
}
.opb-card-single .opb-card-hero-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 10px;
    transition: transform 0.25s cubic-bezier(0.16,1,0.3,1);
}
.opb-card-single .opb-product-card:hover .opb-card-hero-img img {
    transform: scale(1.06);
}
.opb-card-single .opb-card-hero-icon {
    width: 52px;
    height: 52px;
    font-size: 1.5rem;
    border-radius: 14px;
}
.opb-card-single .opb-card-body {
    padding: 10px 14px 6px;
}
.opb-card-single .opb-card-cat {
    font-size: 0.62rem;
}
.opb-card-single .opb-card-name {
    font-size: 0.92rem;
    -webkit-line-clamp: 3;
    margin-top: 3px;
}
.opb-card-single .opb-card-free {
    padding-top: 4px;
    font-size: 0.66rem;
}
.opb-card-single .opb-card-cta {
    margin: 6px 12px 12px;
    padding: 8px 14px;
    font-size: 0.78rem;
    justify-content: center;
}
.opb-download-card {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #fff;
    border: 1.5px solid #bfdbfe;
    border-radius: 14px;
    padding: 12px 14px;
    text-decoration: none !important;
    color: #1e3a5f;
    box-shadow: 0 2px 10px rgba(37,99,235,0.08);
    transition: transform 0.2s cubic-bezier(0.16,1,0.3,1),
                box-shadow 0.2s,
                border-color 0.2s;
    animation: opb-card-pop 0.36s cubic-bezier(0.16, 1, 0.3, 1) both;
    opacity: 0;
}
.opb-download-card:hover {
    border-color: #2563eb;
    box-shadow: 0 6px 20px rgba(37,99,235,0.18);
    transform: translateY(-3px);
    color: #1e3a5f;
    text-decoration: none !important;
}
.opb-download-icon {
    width: 46px;
    height: 46px;
    flex-shrink: 0;
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: #2563eb;
    transition: transform 0.2s cubic-bezier(0.16,1,0.3,1);
}
.opb-download-card:hover .opb-download-icon {
    transform: scale(1.12);
    background: linear-gradient(135deg, #bfdbfe 0%, #93c5fd 100%);
}
.opb-download-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.opb-download-body strong {
    font-size: 0.8rem;
    line-height: 1.3;
    color: #1e3a5f;
}
.opb-download-body small {
    font-size: 0.68rem;
    color: #64748b;
    line-height: 1.4;
}
.opb-download-cta {
    flex-shrink: 0;
    background: #2563eb;
    color: #fff;
    border-radius: 8px;
    padding: 7px 12px;
    font-size: 0.72rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 5px;
    white-space: nowrap;
    transition: background 0.2s;
}
.opb-download-card:hover .opb-download-cta {
    background: #1d4ed8;
}
.opb-card-section-header .fa-file-pdf {
    color: #dc2626;
}
@media (prefers-reduced-motion: reduce) {
    .opb-product-card, .opb-card-section, .opb-download-card {
        animation: none !important;
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
}