/* =============================
   Banner Container
============================= */
.banner {
    margin-top:49px;
    margin-bottom:49px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #f9fafb, #ecf7ff); /* subtle gradient */
    padding: 2rem 1rem;
    font-family: 'Poppins', sans-serif;
    border-top: 1px solid #dfe6e9;
    border-bottom: 1px solid #dfe6e9;
    border-image-slice: 1;
}

/* Floating Shapes */
.floating-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(50px);
    animation: float 15s ease-in-out infinite alternate;
    z-index: 1;
}
.shape-blue {
    top: -50px;
    left: -50px;
    width: 200px;
    height: 200px;
    background: rgba(0,123,255,0.1);
}
.shape-yellow {
    bottom: -40px;
    right: -60px;
    width: 250px;
    height: 250px;
    background: rgba(255,125,0,0.12);
}
@keyframes float {
    0% { transform: translateY(0) translateX(0); }
    50% { transform: translateY(20px) translateX(20px); }
    100% { transform: translateY(0) translateX(0); }
}

/* Banner Content */
.banner-content {
    z-index: 2;
    max-width: 1200px;
    margin: auto;
    text-align: center;
}
.banner-title {
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: 1px;
    background: linear-gradient(90deg, #ff7d00 0%, #ff9a33 50%, #ffb347 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow:
        0 4px 10px rgba(255,125,0,0.3),
        0 8px 25px rgba(255,157,51,0.2);
    transform: translateY(0);
    animation: floatTitle 4s ease-in-out infinite;
    transition: all 0.8s cubic-bezier(0.25, 1, 0.5, 1);
    opacity: 1;
}

@keyframes floatTitle {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.banner-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    color: #374151;
    margin-bottom: 1rem;
    opacity: 1;
    transform: translateY(0);
    transition: all 0.8s ease-out;
}
.banner-text {
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    opacity: 1;
    transform: translateY(0);
    transition: all 0.8s ease-out;
}

/* Form */
.banner-form {
    position: relative;
    max-width: 500px;
    margin: auto;
}
.banner-input {
    width: 100%;
    padding: 0.8rem 1rem;
    border-radius: 50px;
    border: 2px solid #ff7d00;
    outline: none;
    font-size: 1rem;
    box-shadow: 0 4px 15px rgba(255,125,0,0.2);
    transition: all 0.3s ease;
}
.banner-input:focus {
    box-shadow: 0 0 0 4px rgba(255,125,0,0.2);
    border-color: #ff9a33;
}

/* Button */
.banner-button {
    position: absolute;
    top: 50%;
    right: 5px;
    transform: translateY(-50%);
    padding: 0.6rem 1.5rem;
    border-radius: 50px;
    border: none;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}
.btn-gradient {
    background: linear-gradient(135deg, #ff7d00, #ff9a33);
    color: #fff;
    box-shadow: 0 5px 15px rgba(255,125,0,0.3);
}
.btn-gradient:hover {
    transform: translateY(-26px);
    box-shadow: 0 10px 25px rgba(255,125,0,0.35);
    color: #fff;
}

/* Banner Image */
.banner-image-wrapper {
    z-index: 2;
    margin-top: 2rem;
}
.banner-img {
    width: 100%;
    border-radius: 0.5rem;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    transition: transform 0.5s ease;
}
.banner-img:hover {
    transform: scale(1.05);
}

/* Responsive */
@media (max-width: 768px) {
    /* Subscribe Button Adjustment for Mobile */
    .banner-button {
        position: relative; /* absolute থেকে relative */
        top: auto;
        right: auto;
        transform: none;
        display: block;
        width: 100%; /* full width for mobile */
        margin-top: 1rem; /* spacing from input */
    }

    .banner-form {
        flex-direction: column; /* input + button stacked */
        gap: 10px;
        max-width: 90%;
        margin: auto;
    }
}