/* Container & Card */
.payment-gateway-card {
    background: #ffffff; border-radius: 20px; padding: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05); border: 1px solid #f0f0f0;
    max-width: 450px; margin: 20px auto;
}

/* Sections */
.amount-section { text-align: center; margin-bottom: 25px; }
.total-amount { color: #4a5af1; font-size: 32px; margin: 10px 0; font-weight: bold; }
.secure-tag { color: #28a745; background: #eafff0; padding: 5px 15px; border-radius: 20px; font-size: 13px; display: inline-block; }

/* Method Grid */
.method-grid { display: flex; gap: 12px; justify-content: space-between; margin-top: 15px; }
.method-box {
    flex: 1; border: 1.5px solid #eee; border-radius: 15px; padding: 12px 5px;
    text-align: center; cursor: pointer; transition: 0.3s;
}
.method-box img { width: 40px !important; height: 40px !important; margin-bottom: 5px; display: block; margin: 0 auto; }
.method-box.active { border: 2.5px solid #4a5af1; background: #f8f9ff; }

/* --- Info Box Fix: ৪ পাশে বর্ডার + বামে নীল বর্ডার --- */
.info-box {
    background: #fffdf5; /* হালকা ক্রিম কালার */
    padding: 18px; 
    border-radius: 15px;
    margin: 25px 0; 
    border: 1.5px solid #f0e6cc; /* হালকা চারকোনা বর্ডার */
    border-left: 6px solid #2563eb; /* বাম পাশে মোটা নীল বর্ডার */
    transition: all 0.3s ease;
}

/* কপি হওয়ার সময় বক্সের ভিজ্যুয়াল ইফেক্ট */
.info-box.copied {
    background: #e1efff; 
    border-color: #bee3f8;
    border-left-color: #059669; /* কপি হলে বর্ডার সবুজ হবে */
}

.num-copy-row {
    display: flex; justify-content: space-between; align-items: center;
    font-size: 24px; font-weight: bold; color: #333;
}

/* Copy Button Design */
.btn-copy {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 35px !important;
    height: 35px !important;
    background: #f8fafc !important;
    border: 1px solid #e2e8f0 !important;
    border-radius: 8px !important;
    color: #64748b !important;
    cursor: pointer;
    transition: 0.2s;
}
.btn-copy svg {
    display: block !important;
    width: 18px !important;
    height: 18px !important;
}
.btn-copy:hover {
    color: #2563eb !important;
    border-color: #2563eb !important;
}

/* Inputs */
.input-trx { width: 100%; padding: 14px; border: 2px solid #e2e8f0; border-radius: 12px; margin-top: 15px; font-size: 14px; font-weight: 600; outline: none; transition: 0.3s; box-sizing: border-box; }
.input-trx:focus { border-color: #2563eb; }

/* Toast */
.copy-toast {
    position: fixed; bottom: 80px; left: 50%; transform: translateX(-50%);
    background: #1e293b; color: white; padding: 10px 20px;
    border-radius: 50px; font-size: 13px; z-index: 9999; display: none;
}

.info-icon {
    background: #4a5af1; color: #fff; width: 18px; height: 18px;
    border-radius: 50%; display: inline-flex; align-items: center;
    justify-content: center; font-size: 10px;
}