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

body {
    background-color: #ffffff;
    color: #333;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background: #fff;
    padding: 15px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.logo img {
    height: 80px;
    width: auto;
}

.nav-links {
    display: flex;
    list-style: none;
    margin: 0 auto;
    gap: 25px;
}

.nav-links li {
    margin: 0 12px;
}

.nav-links a {
    text-decoration: none;
    color: #555;
    font-size: 14px;
    font-weight: 500;
}

.hero {
    padding: 60px 0;
}

.hero-wrapper {
    display: flex;
    align-items: center;
    gap: 40px;
}

.hero-content {
    flex: 1;
}

.badge {
    background: #fff8f4;
    color: #FF0000;
    display: inline-block;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: bold;
    border: 1px solid #ffe0d0;
    margin-bottom: 20px;
}

.hero-content h1 {
    font-size: 60px;
    color: #222;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-content h1 span {
    color: #FF0000;
}

.hero-content p {
    color: #666;
    margin-bottom: 30px;
    line-height: 1.6;
    font-size: 19px;
}

.hero-btns {
    display: flex;
    gap: 15px;
}

.btn-orange {
    background: #FF0000;
    color: white;
    border: none;
    padding: 6px 50px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    font-size: 23px;
}

.btn-outline {
    background: transparent;
    border: 1px solid #FF0000;
    color: #FF0000;
    padding: 6px 55px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    font-size: 19px;
}

.hero-video {
    flex: 1;
}

.video-card {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.video-card img {
    width: 100%;
    display: block;
}

.play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(241, 101, 34, 0.8);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    font-size: 20px;
}

.stats {
    display: flex;
    justify-content: flex-start;
    gap: 25px;
    padding: 20px 0;
    margin-right: 100px;
    border-top: 1px solid #eee;
    text-align: left;
}

.stats-container {
    max-height: 1000px;
    margin: 5px;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.stat-item i {
    font-size: 35px;
    color: #FF0000;
}

.stat-item h3 {
    font-size: 24px;
    color: #222;
    margin: 0;
    line-height: 1.2;
}

.stat-item p {
    font-size: 14px;
    color: #777;
    margin: 0;
}

.partners {
    text-align: center;
    padding: 60px 0;
}

.section-title {
    font-size: 28px;
    margin-bottom: 30px;
}

.partner-tabs {
    margin-bottom: 30px;
}

.tab-btn {
    padding: 10px 25px;
    border: none;
    background: #f0f0f0;
    margin: 0 5px;
    border-radius: 20px;
    cursor: pointer;
}

.partner-offers-box {
    margin-top: 40px;
    padding: 30px;
    background-color: #f8f9fa;
    border-top: 1px solid #eee;
    text-align: center;
}

.partner-offers-box p {
    color: #666;
    font-size: 15px;
    margin-bottom: 20px;
}

.partner-grid img {
    width: 150px;
    height: 80px;
    margin: 10px;
}

.explore-btn {
    display: inline-block;
    background: #FF0000;
    color: #fff;
    padding: 12px 30px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 500;
    font-size: 16px;
    transition: background 0.3s ease;
}

.explore-btn:hover {
    background: #d40000;
}

.courses {
    padding: 60px 0;
    text-align: center;
}

.course-grid {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: nowrap;
    margin-top: 40px;
    padding: 0 20px;
}

.course-card {
    flex: 1;
    max-width: 380px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    text-align: left;
}

.course-img-wrapper img {
    width: 100%;
    height: auto;
    display: block;
}

.course-info {
    padding: 20px;
    flex-grow: 1;
}

.course-info h3 {
    font-size: 18px;
    margin: 10px 0;
    color: #1a1a1a;
    min-height: 50px;
}

.course-info p {
    font-size: 14px;
    color: #666;
    line-height: 1.5;
}

.view-all-btn {
    display: inline-block;
    background: #FF0000;
    color: #fff;
    padding: 17px 38px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    margin-top: 50px;
    width: 25%;
}

.view-all-btn:hover {
    background: #1a237e;
}

.bangladesh-btn {
    background: #FF0000;
    color: #fff;
    padding: 8px 0;
    border-radius: 7px;
    text-decoration: none;
    font-weight: bold;
    display: block;
    width: 100%;
    text-align: center;
    border: none;
    cursor: pointer;
    margin-top: 51px;
}

.bangladesh-btn:hover {
    background: #1a237e;
}

.courses-header {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    margin-top: 50px;
    margin-bottom: 40px;
}

.courses-header h2 {
    font-size: 48px;
    color: #1a1a1a;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: -0.5px;
}

.courses-header p {
    font-size: 18px;
    color: #555;
    max-width: 700px;
    margin: 0 auto 50px;
    line-height: 1.5;
}

.tab-btn.active {
    background: #1a237e;
    color: white;
}

.course-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-top: 35px;
}

.course-card {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    text-align: left;
    transition: 0.3s;
    overflow: hidden;
}

.course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.course-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-content {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.category {
    font-weight: bold;
    font-size: 13px;
    color: #555;
    margin-bottom: 10px;
}

.course-card h3 {
    font-size: 17px;
    color: #1e2963;
    margin-bottom: 15px;
    line-height: 1.4;
    min-height: 48px;
}

.description {
    font-size: 14px;
    color: #666;
    margin-bottom: 20px;
    line-height: 1.5;
}

.view-btn {
    display: block;
    width: 100%;
    background: #FF0000;
    color: #fff;
    text-align: center;
    padding: 12px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    margin-top: auto;
}

.view-btn:hover {
    background: #1a237e;
}

.partner-desc {
    color: #666;
    max-width: 800px;
    margin: 0 auto 40px;
}

.partner-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    align-items: center;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
}

.corporate {
    background: #1a237e;
    color: white;
    padding: 80px 0;
}

.corp-wrapper {
    display: flex;
    gap: 50px;
    align-items: flex-start;
}

.corp-content {
    flex: 1.2;
}

.sub-heading {
    color: #FF0000;
    font-weight: bold;
    font-size: 14px;
    display: block;
    margin-bottom: 10px;
}

.corp-content h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.corp-features {
    list-style: none;
    margin: 25px 0;
}

.corp-features li {
    margin-bottom: 10px;
    font-size: 16px;
}

.corp-features i {
    color: #FF0000;
    margin-right: 10px;
}

.corp-tags span {
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 5px 15px;
    border-radius: 20px;
    margin-right: 10px;
    font-size: 14px;
}

.corp-form {
    flex: 0.8;
    background: white;
    padding: 30px;
    border-radius: 10px;
    color: #333;
}

.corp-form h3 {
    text-align: center;
    margin-bottom: 25px;
    font-size: 22px;
}

.corp-form input,
.corp-form textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
}

.submit-btn {
    width: 100%;
    background: #FF0000;
    color: white;
    border: none;
    padding: 15px;
    border-radius: 5px;
    font-weight: bold;
    cursor: pointer;
}

.newsletter {
    padding: 60px 0;
}

.newsletter-box {
    background: #1a237e;
    color: white;
    padding: 50px;
    border-radius: 15px;
    text-align: center;
}

.newsletter-box h2 {
    font-size: 32px;
    margin-bottom: 15px;
}

.search-bar {
    margin-top: 30px;
    display: flex;
    justify-content: center;
}

.search-bar input {
    width: 400px;
    padding: 15px;
    border: none;
    border-radius: 5px 0 0 5px;
}

.search-bar button {
    background: #FF0000;
    color: white;
    border: none;
    padding: 0 30px;
    border-radius: 0 5px 5px 0;
    font-weight: bold;
    cursor: pointer;
}

.footer {
    background: #23282d;
    color: #fff;
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.footer h3 {
    font-size: 18px;
    margin-bottom: 25px;
    border-bottom: 2px solid #FF0000;
    display: inline-block;
    padding-bottom: 5px;
}

.footer ul {
    list-style: none;
}

.footer ul li {
    margin-bottom: 12px;
}

.footer a {
    color: #bbb;
    text-decoration: none;
    font-size: 14px;
}

.footer a:hover {
    color: #1a237e;
}

.footer-logo {
    height: 100px;
    margin-bottom: 5px;
    margin-right: 20px;
    filter: brightness(0) invert(1);
}

.footer-contact p {
    margin-bottom: 15px;
    font-size: 14px;
    display: flex;
    gap: 10px;
}

.footer-contact i {
    color: #FF0000;
    margin-right: 10px;
}

.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-icons a {
    color: #fff;
    background: #333;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    margin-top: 40px;
    border-top: 1px solid #3d4144;
    color: #888;
    font-size: 13px;
}

@media (max-width: 992px) {
    .course-grid {
        flex-wrap: wrap;
    }

    .course-card {
        flex: 1 1 300px;
    }
}

@media (max-width: 768px) {
    .courses-header h2 {
        font-size: 32px;
    }

    .courses-header p {
        font-size: 16px;
        padding: 0 15px;
    }

    .hero-wrapper {
        flex-direction: column;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    @media (max-width: 768px) {

        .navbar {
            flex-direction: column;
            gap: 15px;
            text-align: center;
        }

        .nav-links {
            flex-direction: row;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            padding: 0;
        }

        .nav-links li {
            margin: 5px;
        }

        .hero-wrapper {
            flex-direction: column;
            text-align: center;
            gap: 30px;
        }

        .hero-content h1 {
            font-size: 32px;
            line-height: 1.3;
        }

        .hero-content p {
            font-size: 16px;
        }

        .hero-btns {
            flex-direction: column;
            align-items: center;
            gap: 12px;
            padding: 8px 10px;

        }


        .btn-outline {
            width: 100%;
            max-width: 250px;
            padding: 8px 10px;
            font-size: 18px;
        }

        .hero-video {
            max-width: 120%;
            height: auto;
            display: block;
            margin: 0 auto;
            overflow: hidden;
            justify-content: center;
            justify-items: center;

        }

    }

    .hero-video iframe {
        width: 100%;
        height: 100%;
        aspect-ratio: 16*9;
    }

    @media (max-width: 480px) {
        .hero-content h1 {
            font-size: 28px;
        }

        .logo img {
            height: 60px;
        }
    }

    @media (max-width: 480px) {
        .stats {
            flex-direction: column;
            margin-right: 0;
            gap: 20px;
            padding: 20px;
            text-align: center;
        }

        .stat-item {
            justify-content: center;
            width: 100%;
        }

        .stat-item h3 {
            font-size: 20px;
        }

        .stat-item p {
            font-size: 13px;
        }
    }

    .section-title {
        font-size: 20px;
        margin-bottom: 20px;
        padding: 0 10px;
    }

    .partner-tabs {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
        margin-bottom: 20px;
    }

    .tab-btn {
        padding: 8px 15px;
        font-size: 14px;
        margin: 0;
    }

    .partner-offers-box {
        padding: 40px;
        font-weight: 10;
    }

    .partner-grid {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }

    .partner-grid img {
        width: calc(25% - 10px);
        height: auto;
        margin: 5px;
        border-radius: 5px;
    }

    @media (max-width: 600px) {

        .footer-grid {
            grid-template-columns: 1fr;
            text-align: center;
        }

        .footer h3 {
            display: block;
            width: fit-content;
            margin-left: auto;
            margin-right: auto;
        }

        .footer-contact p {
            justify-content: center;
        }

        .social-icons {
            justify-content: center;
        }

    }

    @media (max-width: 500px) {
        .course-grid {
            display: grid;
            grid-template-columns: 1fr;
            padding: 20px 30px;
            gap: 25px;
        }

        .course-card img {
            height: auto;
            aspect-ratio: 16 / 9;
        }
    }

    @media (max-width: 768px) {
        .newsletter-box {
            padding: 40px 20px;
            border-radius: 10px;
            margin: 0 15px;
            background: #1a237e;
        }

        .newsletter-box h2 {
            font-size: 28px;
            font-weight: bold;
            margin-bottom: 15px;
        }

        .newsletter-box p {
            font-size: 15px;
            line-height: 1.5;
            margin-bottom: 25px;
            color: #d1d1d1;
        }

        .search-bar {
            display: flex;
            flex-direction: row;
            justify-content: center;
            width: 100%;
            max-width: 100%;
            height: 50px;
            overflow: hidden;
            border-radius: 8px;
        }

        .search-bar input {
            flex: 1;
            width: auto;
            padding: 0 15px;
            border: none;
            border-radius: 8px 0 0 8px;
            font-size: 14px;
            height: 100%;
        }

        .search-bar button {
            width: auto;
            padding: 0 25px;
            background: #FF0000;
            color: white;
            border: none;
            font-weight: bold;
            font-size: 16px;
            cursor: pointer;
            height: 100%;
            border-radius: 0 8px 8px 0;
        }
    }

    @media (max-width: 400px) {
        .newsletter-box h2 {
            font-size: 24px;
        }

        .search-bar button {
            padding: 0 15px;
            font-size: 14px;
        }

    }

    @media (max-width: 768px) {
        .corporate {
            background: #1a237e;
            padding: 40px 0;
        }

        .corp-wrapper {
            flex-direction: column;
            gap: 30px;
            padding: 0 15px;
        }

        .corp-content {
            text-align: left;
            width: 100%;
        }

        .sub-heading {
            color: #FF0000;
            font-size: 14px;
            margin-bottom: 10px;
            letter-spacing: 1px;
        }

        .corp-content h1 {
            font-size: 30px;
            color: white;
            line-height: 1.2;
            margin-bottom: 20px;
            font-weight: bold;
        }

        .corp-content p {
            font-size: 15px;
            color: #d1d1d1;
            line-height: 1.6;
            margin-bottom: 25px;
        }

        .corp-features {
            list-style: none;
            padding: 0;
            margin-bottom: 30px;
        }

        .corp-features li {
            color: white;
            font-size: 15px;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .corp-features i {
            color: #FF0000;
            font-size: 18px;
        }

        .corp-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .corp-tags span {
            border: 1px solid rgba(255, 255, 255, 0.4);
            padding: 8px 18px;
            border-radius: 25px;
            color: white;
            font-size: 13px;
            display: inline-block;
        }

        .corp-form {
            width: 100%;
            background: #ffffff;
            padding: 35px 20px;
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
        }

        .corp-form h1 {
            color: #1a1a1a;
            font-size: 22px;
            text-align: center;
            margin-bottom: 25px;
            font-weight: bold;
        }

        .corp-form input,
        .corp-form textarea {
            width: 100%;
            background: #ffffff;
            border: 1px solid #e0e0e0;
            border-radius: 8px;
            padding: 14px 15px;
            font-size: 14px;
            margin-bottom: 15px;
            color: #333;
        }

        .corp-form textarea {
            height: 100px;
            resize: none;
        }

        .submit-btn {
            width: 100%;
            background: #FF0000;
            color: white;
            border: none;
            padding: 16px;
            border-radius: 8px;
            font-size: 16px;
            font-weight: bold;
            cursor: pointer;
            margin-top: 5px;
            transition: 0.3s;
        }

        .submit-btn:hover {
            background: #FF0000;
        }
    }


}