/* ===================================
   Global Styles
   =================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    overflow-x: hidden;  /* HTML level এ horizontal scroll বন্ধ */
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    overflow-x: hidden;  /* Body level এ horizontal scroll বন্ধ */
    width: 100%;
    position: relative;
}

img {
    max-width: 100%;  /* Images কখনো parent থেকে বড় হবে না */
    height: auto;
}

.content-wrapper,
section {
    overflow-x: hidden;  /* সব section এ horizontal scroll বন্ধ */
}

/* ===================================
   Logo Styles
   =================================== */
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none !important;
}

.logo:hover {
    text-decoration: none !important;
}

.logo-icon {
    width: 120px;
    height: 70px;
}

/* ===================================
   Navbar Styles
   =================================== */
.main-navbar {
    background: #ffffff;
    padding: 15px 0;
    transition: all 0.3s ease;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.main-navbar.scrolled {
    padding: 10px 0;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.navbar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-nav {
    display: flex;
    flex-direction: row;
    list-style: none;
    align-items: center;
    gap: 30px;
    margin: 0;
    padding: 0;
}

.nav-item {
    list-style: none;
}

.nav-link {
    color: #1e3a8a !important;
    font-weight: 500;
    font-size: 18px;
    transition: color 0.3s ease;
    padding: 8px 0 !important;
    text-decoration: none !important;
}

.nav-link:hover,
.nav-link.active {
    color: #FF9800 !important;
}

.btn-contact {
    background: #FF9800;
    color: #ffffff !important;
    padding: 10px 30px !important;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    text-decoration: none !important;
}

.btn-contact:hover {
    background: #F57C00;
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255, 152, 0, 0.4);
    text-decoration: none;
    color: white !important;
}

/* Mobile Menu Toggle */
.navbar-toggler {
    border: 2px solid #1e3a8a;
    background: transparent;
    padding: 8px 12px;
    cursor: pointer;
    display: none;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.navbar-toggler:hover {
    background: #1e3a8a;
}

.navbar-toggler:hover span {
    color: white;
}

.navbar-toggler span {
    color: #1e3a8a;
    font-size: 24px;
}

.navbar-collapse {
    display: flex !important;
    align-items: center;
    justify-content: end;
}

/* ===================================
   Content Wrapper
   =================================== */
.content-wrapper {
    padding-top: 100px;
}

/* ===================================
   Page Header
   =================================== */
.page-header {
    background: linear-gradient(135deg, #1e3a8a 0%, #2c5aa0 100%);
    padding: 80px 0;
    color: white;
    text-align: center;
}

.page-header h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 15px;
}

.page-header p {
    font-size: 18px;
    color: #e3f2fd;
}

/* ===================================
   Section Styles
   =================================== */
.section-title {
    font-size: 36px;
    font-weight: 700;
    color: #1e3a8a;
    margin-bottom: 30px;
    text-align: center;
}

.section-subtitle {
    font-size: 18px;
    color: #666;
    text-align: center;
    margin-bottom: 50px;
}

/* ===================================
   Footer Styles
   =================================== */
.main-footer {
    background: linear-gradient(135deg, #1e3a8a 0%, #2c5aa0 100%);
    color: #ffffff;
    padding: 60px 0 20px 0;
    margin-top: 80px;
}

.footer-content {
    margin-bottom: 40px;
}

.footer-logo {
    margin-bottom: 20px;
}

.footer-logo .logo-icon {
    filter: brightness(0) invert(1);
}

.footer-about {
    color: #e3f2fd;
    line-height: 1.8;
    margin-bottom: 20px;
}

.footer-heading {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #ffffff;
}

.footer-links {
    list-style: none;
    padding: 0;
}

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

.footer-links a {
    color: #e3f2fd;
    text-decoration: none;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-links a:hover {
    color: #FF9800;
}

.footer-links i {
    font-size: 14px;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #FF9800;
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
    color: #e3f2fd;
}

.contact-info {
    list-style: none;
    padding: 0;
}

.contact-info li {
    margin-bottom: 15px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: #e3f2fd;
}

.contact-info i {
    margin-top: 3px;
    color: #FF9800;
}

/* ===================================
   Responsive Styles
   =================================== */
@media (max-width: 991px) {
    .navbar-toggler {
        display: block;
    }

    .navbar-collapse {
        display: none !important;
        width: 100%;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        background: white;
        box-shadow: 0 5px 20px rgba(0,0,0,0.1);
        padding: 20px 0;
        margin-top: 0;
    }

    .navbar-collapse.show {
        display: flex !important;
    }

    .navbar-content {
        flex-wrap: wrap;
    }

    .navbar-nav {
        flex-direction: column;
        gap: 0;
        margin-top: 0;
        width: 100%;
    }

    .nav-item {
        width: 100%;
        text-align: center;
        border-bottom: 1px solid #f0f0f0;
    }

    .nav-item:last-child {
        border-bottom: none;
    }

    .nav-link {
        padding: 15px 20px !important;
        display: block;
    }

    .btn-contact {
        margin: 10px 20px;
        display: block;
        text-align: center;
    }

    .logo-text .main-text {
        font-size: 24px;
    }

    .page-header h1 {
        font-size: 36px;
    }

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

    .footer-content {
        margin-bottom: 30px;
    }
}

@media (max-width: 767px) {
    .page-header h1 {
        font-size: 32px;
    }

    .section-title {
        font-size: 24px;
    }

    .logo-icon {
        width: 100px;
        height: 55px;
    }
}