/* বেসিক রিসেট ও ফন্ট */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f4f4f9;
    color: #333;
    line-height: 1.6;
}

/* হেডার স্টাইল */
header {
    background: url('https://images.unsplash.com/photo-1582268611958-ebfd161ef9cf?auto=format&fit=crop&w=1350&q=80') no-repeat center center/cover;
    height: 350px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
}

.overlay {
    background: rgba(0, 0, 0, 0.6);
    padding: 40px;
    border-radius: 10px;
}

header h1 { font-size: 2.5rem; margin-bottom: 10px; }

/* কন্টেইনার */
.container {
    max-width: 1100px;
    margin: 40px auto;
    padding: 0 20px;
}

/* সেকশন টাইটেল */
.section-title {
    text-align: center;
    color: #2c3e50;
    margin-bottom: 30px;
    font-size: 1.8rem;
    position: relative;
    padding-bottom: 10px;
}

.section-title::after {
    content: '';
    width: 60px;
    height: 3px;
    background: #e67e22;
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
}

/* গ্রিড লেআউট */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.card {
    background: white;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: 0.3s;
    border-top: 5px solid #27ae60;
}

.card:hover { transform: translateY(-5px); }
.card h3 { margin-bottom: 15px; color: #27ae60; }

/* ডিজাইন সেকশন */
.bg-light { background: #fff; padding: 40px 20px; border-radius: 10px; margin: 40px 0; }

.design-flex {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 20px;
}

.design-box {
    flex: 1;
    min-width: 250px;
    background: #ecf0f1;
    padding: 20px;
    border-radius: 5px;
    text-align: center;
}

/* রিয়েল এস্টেট সেকশন */
.info-wrapper {
    display: flex;
    background: white;
    padding: 30px;
    border-radius: 8px;
    gap: 40px;
    flex-wrap: wrap;
}

.location-list ul { list-style: none; margin-top: 10px; }
.location-list li { background: #f39c12; color: white; padding: 5px 15px; margin-bottom: 5px; border-radius: 3px; display: inline-block; margin-right: 5px; }

.price-guide strong { color: #c0392b; font-size: 1.2rem; }

.online-platforms { margin-top: 20px; text-align: center; font-weight: bold; }
.online-platforms span { color: #2980b9; }

/* হাইলাইট কার্ড (সংসদ ভবন) */
.highlight-card {
    background: #2c3e50;
    color: white;
    padding: 40px;
    text-align: center;
    border-radius: 10px;
    margin-top: 40px;
}

/* ফুটার */
footer {
    background: #2c3e50;
    color: #bdc3c7;
    text-align: center;
    padding: 30px;
    margin-top: 50px;
}

/* রেসপনসিভ */
@media (max-width: 768px) {
    header h1 { font-size: 1.8rem; }
    .info-wrapper { flex-direction: column; }
}