/* =======================================
   Modern About Us Page Styles
   ======================================= */

/* 1. About Hero Section */
.about-hero { 
    position: relative;
    background: linear-gradient(to right, rgba(10, 25, 47, 0.9), rgba(10, 25, 47, 0.7)), url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?q=80&w=1920') center/cover no-repeat;
    padding: 120px 5% 150px 5%; 
    text-align: center; 
    color: var(--white); 
    z-index: 1;
}
.about-hero h1 { font-size: 50px; font-weight: 700; color: var(--white); margin-bottom: 15px; text-transform: uppercase; letter-spacing: 2px; }
.about-hero h1 span { color: var(--yellow); }
.about-hero p { font-size: 18px; color: #dddddd; max-width: 700px; margin: 0 auto; line-height: 1.6; }

/* 2. Company Overview (Overlapping Modern Block) */
.about-overview { padding: 0 5% 80px 5%; background: var(--light-bg); position: relative; }
.overview-wrapper {
    display: flex; align-items: center; justify-content: space-between; gap: 50px;
    background: var(--white); padding: 50px; border-radius: 15px;
    transform: translateY(-80px); /* বক্সটিকে উপরে ভাসানোর জন্য */
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    border-top: 5px solid var(--yellow);
    position: relative; z-index: 2;
}
.overview-text { flex: 1; }
.overview-text h2 { font-size: 35px; color: var(--deep-blue); margin-bottom: 25px; font-weight: 700; }
.overview-text h2 span { color: var(--blue); }
.overview-text p { color: #555; line-height: 1.8; margin-bottom: 20px; font-size: 16px; text-align: justify; }

/* ছবির জন্য জায়গা */
.overview-image { flex: 1; text-align: center; position: relative; }
.overview-image img { width: 100%; max-width: 500px; height: 350px; object-fit: cover; border-radius: 10px; box-shadow: 0 10px 30px rgba(0,0,0,0.15); border: 4px solid var(--white); }
.overview-image::before { content: ''; position: absolute; top: -20px; right: 10px; width: 100%; height: 100%; background: var(--yellow); border-radius: 10px; z-index: -1; }

/* 3. Mission & Vision Section */
.mission-vision-section {
    padding: 80px 5%; background-color: var(--deep-blue);
    background-image: radial-gradient(rgba(255, 255, 255, 0.1) 2px, transparent 2px);
    background-size: 30px 30px; border-top: 4px solid var(--yellow); border-bottom: 4px solid var(--yellow);
}
.mv-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px; }
.mv-card {
    background: #1b223c; padding: 50px 40px; border-radius: 15px;
    border-left: 5px solid var(--yellow); transition: 0.4s; box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}
.mv-card:hover { transform: translateY(-10px); background: var(--white); }
.mv-card i { font-size: 50px; color: var(--yellow); margin-bottom: 25px; transition: 0.4s; }
.mv-card:hover i { color: var(--blue); transform: scale(1.1); }
.mv-card h3 { font-size: 28px; color: var(--white); margin-bottom: 20px; transition: 0.4s; }
.mv-card:hover h3 { color: var(--deep-blue); }
.mv-card p { color: #aab8c2; line-height: 1.8; font-size: 16px; transition: 0.4s; }
.mv-card:hover p { color: #555; }

/* 4. Why Choose Us Section */
.why-choose-us {
    padding: 80px 5%; background-color: #f8f9fa;
    background-image: linear-gradient(to right, #ececec 1px, transparent 1px), linear-gradient(to bottom, #ececec 1px, transparent 1px);
    background-size: 40px 40px;
}
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.why-card {
    text-align: center; padding: 40px 30px; background: var(--white);
    border-radius: 12px; transition: 0.3s; box-shadow: 0 5px 20px rgba(0,0,0,0.04);
    border-bottom: 4px solid transparent;
}
.why-card:hover { transform: translateY(-10px); border-bottom-color: var(--yellow); box-shadow: 0 15px 30px rgba(0,0,0,0.1); }
.why-icon-box {
    width: 80px; height: 80px; background: rgba(0, 123, 255, 0.1);
    margin: 0 auto 25px auto; border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: 0.3s;
}
.why-card:hover .why-icon-box { background: var(--yellow); }
.why-icon-box i { font-size: 35px; color: var(--blue); transition: 0.3s; }
.why-card:hover .why-icon-box i { color: var(--deep-blue); }
.why-card h4 { font-size: 22px; color: var(--deep-blue); margin-bottom: 15px; font-weight: 700; }
.why-card p { color: #666; line-height: 1.7; font-size: 15px; }

/* Responsive */
@media (max-width: 991px) {
    .overview-wrapper { flex-direction: column; padding: 40px 20px; }
    .overview-image::before { display: none; }
    .mv-grid { grid-template-columns: 1fr; }
    .why-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .about-hero { padding: 80px 5% 100px 5%; }
    .about-hero h1 { font-size: 35px; }
    .overview-wrapper { transform: translateY(-40px); }
    .why-grid { grid-template-columns: 1fr; }
}