/* মেগা ওয়েবসাইট লেআউট রিসেট */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

html, body {
    width: 100%;
    height: 100%;
    background-color: #f8fafc;
    color: #1e293b;
    overflow-x: hidden;
}

/* ফুল-স্ক্রিন লাক্সারি কন্টেইনার */
.main-wrapper {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
}

/* আল্ট্রা-উইডথ নেভিগেশন বার */
header {
    background: #0f172a;
    color: white;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.navbar {
    display: table;
    width: 100%;
    max-width: 1500px; /* সাইটকে আরও ডানে-বামে বড় করার মেইন কোড */
    margin: 0 auto;
    padding: 18px 40px;
}

.logo {
    display: table-cell;
    vertical-align: middle;
    width: 1%;
    white-space: nowrap;
}

.logo-circle {
    display: inline-block;
    background: linear-gradient(45deg, #25d366, #128c7e);
    color: white;
    font-size: 22px;
    font-weight: 800;
    padding: 10px 22px;
    border-radius: 50px;
    box-shadow: 0 4px 10px rgba(37, 211, 102, 0.3);
    letter-spacing: 1px;
}

nav {
    display: table-cell;
    vertical-align: middle;
    text-align: right;
}

nav a {
    color: #94a3b8;
    text-decoration: none;
    margin: 0 18px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
    position: relative;
    padding: 5px 0;
}

nav a:hover, nav a.active {
    color: #25d366;
}

nav a::after {
    content: '';
    position: absolute;
    width: 0; height: 2px;
    bottom: 0; left: 0;
    background-color: #25d366;
    transition: width 0.3s ease;
}

nav a:hover::after, nav a.active::after {
    width: 100%;
}

#lang-btn {
    background: transparent;
    color: #25d366;
    border: 2px solid #25d366;
    padding: 7px 18px;
    border-radius: 25px;
    cursor: pointer;
    font-weight: bold;
    font-size: 14px;
    margin-left: 20px;
    transition: all 0.3s ease;
}

#lang-btn:hover {
    background: #25d366;
    color: #0f172a;
    box-shadow: 0 0 12px rgba(37,211,102,0.4);
}

/* 🎞️ স্লাইডার জাদুকরী কন্টেইনার */
.slider-container {
    position: relative;
    width: 100%;
    max-width: 1500px; /* বডি কন্টেন্ট বিশাল চওড়া দেখাবে */
    min-height: 80vh;
    margin: 40px auto;
    overflow: hidden;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(15,23,42,0.04);
}

/* স্লাইড অ্যানিমেশন স্পিড ও স্মুথনেস কন্ট্রোল */
.slide-section {
    position: absolute;
    top: 0;
    left: 100%;
    width: 100%;
    height: 100%;
    min-height: 75vh;
    opacity: 0;
    transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 60px 50px;
    display: none;
}

.slide-section.active {
    display: block;
    left: 0;
    opacity: 1;
    position: relative;
}

/* প্রিমিয়াম হিরো / হোম সেকশন */
.hero-section {
    text-align: center;
    background: radial-gradient(circle at center, #1e3a8a, #0f172a);
    color: white;
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.profile-img-container img {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    object-fit: cover;
    border: 6px solid rgba(37, 211, 102, 0.5);
    margin-bottom: 30px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.4);
}

.hero-section h1 {
    font-size: 46px;
    font-weight: 800;
    margin-bottom: 15px;
    letter-spacing: -1px;
}

.hero-tag {
    font-size: 18px;
    color: #94a3b8;
    margin-bottom: 35px;
    max-width: 700px;
}

.hero-buttons a {
    display: inline-block;
    padding: 14px 30px;
    font-weight: bold;
    border-radius: 30px;
    text-decoration: none;
    margin: 0 10px;
    transition: 0.3s;
}

.btn-primary { background: #25d366; color: white; }
.btn-primary:hover { background: #128c7e; transform: translateY(-2px); }
.btn-secondary { border: 2px solid #94a3b8; color: white; }
.btn-secondary:hover { background: white; color: #0f172a; }

/* সেকশন হেডিং ডিজাইন */
.content-box { width: 100%; }
.section-title {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 40px;
    color: #0f172a;
    position: relative;
    text-align: center;
}

/* আমার সম্পর্কে এবং কাউন্টার সেকশন */
.about-container { max-width: 1000px; margin: 0 auto; text-align: center; }
.about-desc { font-size: 18px; line-height: 1.8; color: #475569; margin-bottom: 40px; }

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 11fr);
    gap: 30px;
    margin-top: 20px;
}

.stat-card {
    background: #f8fafc;
    padding: 30px;
    border-radius: 16px;
    border: 1px solid #e2e8f0;
}

.stat-card h3 { font-size: 36px; color: #25d366; margin-bottom: 5px; }
.stat-card p { font-size: 14px; color: #64748b; font-weight: 600; }

/* দক্ষতা ডিটেইলস গ্রিড */
.skills-detailed-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    max-width: 1200px;
    margin: 0 auto;
}

.skill-card {
    background: #f8fafc;
    padding: 30px;
    border-radius: 16px;
    text-align: left;
    border: 1px solid #e2e8f0;
    transition: 0.3s;
}

.skill-card:hover { transform: translateY(-4px); border-color: #25d366; }
.skill-icon { font-size: 30px; margin-bottom: 15px; }
.skill-card h3 { font-size: 20px; margin-bottom: 10px; color: #0f172a; }
.skill-card p { font-size: 15px; color: #475569; line-height: 1.6; }

/* নতুন মেগা সার্ভিস গ্রিড */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-top: 20px;
}

.service-item {
    background: #0f172a;
    color: white;
    padding: 35px 25px;
    border-radius: 16px;
    text-align: left;
    position: relative;
    overflow: hidden;
}

.service-item h3 { font-size: 20px; margin-bottom: 15px; color: #25d366; }
.service-item p { font-size: 14px; color: #94a3b8; line-height: 1.6; }

/* পোর্টফোলিও গ্যালারি (আল্ট্রা প্রিমিয়াম লুক) */
.portfolio-gallery {
    display: grid;
    grid-template-columns: repeat(4, 1fr); /* এক লাইনে ৪ টা করে বড় কাজ দেখা যাবে */
    gap: 20px;
}

.gallery-item {
    position: relative;
    height: 240px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: 0.5s; }
.gallery-item:hover img { transform: scale(1.1); }

.gallery-info {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(15, 23, 42, 0.85);
    color: white;
    padding: 40px 20px;
    opacity: 0;
    transition: 0.3s;
    text-align: center;
}

.gallery-item:hover .gallery-info { opacity: 1; }

.view-btn {
    display: inline-block;
    margin-top: 20px;
    background: #25d366;
    color: white;
    text-decoration: none;
    padding: 8px 18px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: bold;
}

/* শপ প্রোডাক্ট গ্রিড এবং কার্ড লাক্সারি টাচ */
.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr); /* শপ প্রোডাক্টও ৪ কলামের বিশাল গ্রিড */
    gap: 25px;
}

.product-card {
    background: white;
    border: 1px solid #e2e8f0;
    padding: 20px;
    border-radius: 16px;
    text-align: center;
    position: relative;
    transition: 0.3s ease;
}

.product-card:hover { transform: translateY(-8px); box-shadow: 0 15px 30px rgba(0,0,0,0.08); }

.badge-hot {
    position: absolute;
    top: 15px; left: 15px;
    background: #ff3b30; color: white;
    font-size: 11px; font-weight: bold;
    padding: 4px 10px; border-radius: 20px;
}

.product-card img { width: 100%; height: 290px; object-fit: cover; border-radius: 12px; }
.product-card h3 { font-size: 18px; margin: 15px 0 5px 0; color: #0f172a; }
.product-features { font-size: 12px; color: #64748b; margin-bottom: 12px; }

.price { color: #ff5722; font-weight: 700; font-size: 22px; margin-bottom: 15px; }
.old-price { font-size: 14px; color: #94a3b8; text-decoration: line-through; margin-left: 5px; }

.order-btn {
    background: #25d366; color: white; border: none;
    padding: 12px; border-radius: 8px; cursor: pointer;
    width: 100%; font-weight: bold; font-size: 16px;
    transition: 0.2s;
}

.order-btn:hover { background: #128c7e; }

/* 🚪 আধুনিক কাস্টমার ইনফো পপ-আপ ফর্ম */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(15, 23, 42, 0.9);
    z-index: 10000;
    display: flex; justify-content: center; align-items: center;
    backdrop-filter: blur(8px);
}

.modal-box {
    background: white; padding: 45px; border-radius: 24px;
    width: 90%; max-width: 480px; text-align: center;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.modal-box h2 { font-size: 26px; font-weight: 800; margin-bottom: 10px; color: #0f172a; }
.modal-box p { font-size: 14px; color: #475569; margin-bottom: 30px; }

.input-group { margin-bottom: 18px; }
.input-group input {
    width: 100%; padding: 14px 18px;
    border: 1px solid #cbd5e1; border-radius: 10px;
    font-size: 15px; outline: none; transition: 0.3s;
}
.input-group input:focus { border-color: #25d366; box-shadow: 0 0 8px rgba(37,211,102,0.2); }

.submit-btn {
    width: 100%; background: #25d366; color: white; border: none;
    padding: 14px; border-radius: 10px; font-weight: bold;
    font-size: 16px; cursor: pointer; margin-top: 10px;
}

.divider { margin: 25px 0; position: relative; }
.divider::before { content: ""; position: absolute; width: 100%; height: 1px; background: #e2e8f0; top: 50%; left: 0; }
.divider span { background: white; padding: 0 12px; font-size: 13px; color: #94a3b8; position: relative; z-index: 2; }

.skip-btn {
    background: transparent; border: 2px solid #0f172a; color: #0f172a;
    padding: 12px 25px; border-radius: 30px; font-weight: bold;
    font-size: 15px; cursor: pointer; transition: 0.3s;
    display: inline-flex; align-items: center; gap: 10px;
}
.skip-btn:hover { background: #0f172a; color: white; }

/* রিভিউজ ও ফুটার */
.testimonials-bar { max-width: 1500px; margin: 40px auto; background: #f1f5f9; padding: 25px; border-radius: 12px; text-align: center; }
.testimonials-bar h3 { font-size: 18px; margin-bottom: 10px; color: #475569; }

footer { background: #0f172a; color: #64748b; text-align: center; padding: 35px; margin-top: 50px; border-top: 1px solid #1e293b; }

/* রেসপন্সিভনেস গ্রিড কন্ট্রোল (ট্যাবলেট ও মোবাইল) */
@media (max-width: 1200px) {
    .portfolio-gallery, .product-grid { grid-template-columns: repeat(2, 1fr); }
    .skills-detailed-grid, .services-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .navbar { padding: 15px 20px; }
    nav a { margin: 0 8px; font-size: 13px; }
    .portfolio-gallery, .product-grid, .skills-detailed-grid, .services-grid, .stats-grid { grid-template-columns: 1fr; }
    .hero-section h1 { font-size: 32px; }
        }