/* 🚀 Native Android Material Surface */
.fullscreen-modal {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    width: 100%; max-width: 600px; margin: 0 auto;
    height: 100vh; height: 100dvh;
    background: #F8FAFC; z-index: 9999;
    display: flex; flex-direction: column;
    transform: translateY(100%); opacity: 0;
    transition: transform 0.3s cubic-bezier(0.2, 0, 0, 1), opacity 0.3s ease;
}
.fullscreen-modal.active { transform: translateY(0); opacity: 1; }

/* Android Top App Bar */
.screen-header {
    flex-shrink: 0; display: flex; justify-content: space-between; align-items: center;
    padding: 12px 16px; background: #FFFFFF;
    box-shadow: 0 2px 4px rgba(0,0,0,0.08); /* Hard shadow */
    z-index: 20; min-height: 60px;
}
.icon-btn-light {
    background: transparent; border: none; width: 40px; height: 40px;
    border-radius: 20px; color: #0F172A; display: flex; align-items: center;
    justify-content: center; cursor: pointer; transition: background 0.2s;
}
.icon-btn-light:active { background: #E2E8F0; }
.icon-btn-light span { font-size: 24px; font-weight: 600; }

.verified-badge {
    display: flex; align-items: center; gap: 4px; font-size: 14px; font-weight: 800;
    color: #059669; background: #ECFDF5; padding: 6px 12px; border-radius: 8px;
    border: 1px solid #A7F3D0; /* Hard UI border */
}
.check-icon { font-size: 18px; }

.screen-body { flex: 1; overflow-y: auto; display: flex; flex-direction: column; background: #F1F5F9; }
.screen-body::-webkit-scrollbar { display: none; }

/* Standard Android CardView */
.product-info-box {
    flex-shrink: 0; padding: 16px; background: #FFFFFF;
    border-bottom: 1px solid #E2E8F0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04); z-index: 10;
    margin-bottom: 8px;
}
.product-mini-card { display: flex; align-items: flex-start; position: relative; }
.discount-badge {
    position: absolute; top: -16px; right: -16px;
    background: #DC2626; color: #FFFFFF; font-size: 11px; font-weight: 900;
    padding: 4px 10px; border-radius: 0 0 0 8px;
    text-transform: uppercase; letter-spacing: 0.5px;
}
.modal-img-box {
    width: 85px; height: 85px; background: #F8FAFC;
    border-radius: 12px; display: flex; align-items: center; justify-content: center;
    margin-right: 16px; border: 1px solid #E2E8F0; padding: 8px;
}
.modal-details { flex: 1; }
.modal-details h3 { font-size: 16px; font-weight: 800; color: #0F172A; margin-bottom: 6px; line-height: 1.3; }
.price-row { display: flex; align-items: baseline; gap: 8px; margin-bottom: 6px; }
.price-row .current-price { color: #0F172A; font-size: 22px; font-weight: 900;}
.qty-row { display: flex; align-items: center; gap: 10px; }
.weight-txt { font-size: 13px; font-weight: 700; color: #475569; }
.stock-badge { background: #ECFDF5; color: #059669; font-size: 11px; font-weight: 800; padding: 4px 8px; border-radius: 4px; border: 1px solid #A7F3D0; }

/* Sticky Footer Options */
.screen-footer {
    flex-shrink: 0; background: #FFFFFF;
    border-top: 1px solid #E2E8F0; padding-bottom: calc(16px + env(safe-area-inset-bottom));
    z-index: 20; box-shadow: 0 -2px 10px rgba(0,0,0,0.05);
}
.app-cta-btn {
    display: flex; align-items: center; justify-content: center; gap: 8px;
    background: #0F172A; color: #FFFFFF; text-decoration: none;
    padding: 16px; margin: 12px 16px 0; border-radius: 12px; /* Solid Android Box */
    font-weight: 800; font-size: 16px; border: none; cursor: pointer;
    box-shadow: 0 4px 6px rgba(15, 23, 42, 0.2); transition: background 0.2s;
}
.app-cta-btn:active { background: #1E293B; transform: translateY(1px); box-shadow: 0 2px 4px rgba(15, 23, 42, 0.2); }