#coupon-modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 15, 40, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 999999;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

#coupon-modal-overlay.active {
    display: flex;
}

#coupon-modal {
    background: #fff;
    border-radius: 28px;
    max-width: 500px;
    width: 100%;
    position: relative;
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.4);
    text-align: center;
    overflow: hidden;
    animation: modalFadeIn 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }

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

#modal-close-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    background: #f1f5f9;
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    cursor: pointer;
    color: #64748b;
    transition: all 0.2s;
    z-index: 10;
}

#modal-close-btn:hover {
    background: #e2e8f0;
    color: #1e293b;
    transform: rotate(90deg);
}

.modal-header {
    padding: 40px 40px 20px;
}

.modal-icon-wrap {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #ff9a7b 0%, #2eb67c 100%);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 32px;
    color: #fff;
    box-shadow: 0 15px 30px rgba(255, 94, 20, 0.25);
    transform: rotate(-5deg);
}

#modal-title {
    font-size: 28px;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

#modal-subtitle {
    font-size: 16px;
    color: #64748b;
    line-height: 1.6;
}

.modal-body {
    padding: 0 40px 40px;
}

.coupon-ticket-outer {
    position: relative;
    padding: 4px;
    background: #f8fafc;
    border-radius: 16px;
    border: 2px dashed #cbd5e1;
    margin-bottom: 30px;
}

.modal-code-box {
    background: #fff;
    border-radius: 12px;
    padding: 10px;
    display: flex;
    align-items: center;
    position: relative;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.03);
}

#modal-code-display {
    flex: 1;
    font-size: 24px;
    font-weight: 800;
    color: #2eb67c;
    font-family: 'Monaco', 'Consolas', monospace;
    letter-spacing: 2px;
    padding: 0 15px;
}

#copy-code-btn {
    background: #0f172a;
    color: #fff;
    border: none;
    padding: 14px 24px;
    border-radius: 10px;
    font-weight: 700;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}

#copy-code-btn:hover {
    background: #1e293b;
    transform: scale(1.02);
}

#copy-success-msg {
    position: absolute;
    inset: 0;
    background: #10b981;
    color: #fff;
    border-radius: 10px;
    display: none;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    z-index: 5;
}

.btn-go-store {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    background: linear-gradient(to right, #002d5b, #001e42);
    color: #fff;
    padding: 18px;
    border-radius: 14px;
    font-size: 17px;
    font-weight: 700;
    text-decoration: none !important;
    transition: all 0.3s;
    box-shadow: 0 10px 30px rgba(0, 45, 91, 0.15);
}

.btn-go-store:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 35px rgba(0, 45, 91, 0.25);
    color: #fff;
}

#modal-url-display {
    display: block;
    font-size: 12px;
    color: #94a3b8;
    margin-top: 15px;
    text-decoration: none;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.modal-footer {
    padding: 20px;
    background: #f8fafc;
    border-top: 1px solid #f1f5f9;
    font-size: 13px;
    color: #64748b;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.modal-footer i {
    color: #10b981;
}

@media (max-width: 480px) {
    .modal-header,
    .modal-body {
        padding: 30px 25px;
    }

    #modal-title {
        font-size: 24px;
    }

    .modal-code-box {
        flex-direction: column;
        gap: 15px;
        padding: 20px 15px;
    }

    #modal-code-display {
        padding: 0;
        margin-bottom: 5px;
    }

    #copy-code-btn {
        width: 100%;
    }
}