* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.5;
    font-family: 'Poppins', sans-serif;
    color: #2d3436;
    background-color: #ffffff;
}

h1, h2, h3, h4, h5 {
    margin-top: 0;
    margin-bottom: 0;
    font-weight: 700;
    line-height: 1.25;
}

h2 {
    font-size: calc(1.325rem + .9vw);
}

h3 {
    font-size: calc(1.3rem + .6vw);
}

h5 {
    font-size: 1.25rem;
}

p {
    margin-top: 0;
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    display: inline-block;
    transition: all .3s ease;
}

a:hover {
    opacity: .8;
}

img {
    vertical-align: middle;
    max-width: 100%;
    height: auto;
}

button {
    cursor: pointer;
}

input, button, select, textarea {
    margin: 0;
    font-family: inherit;
    font-size: inherit;
    line-height: inherit;
}

.display-3 {
    font-size: calc(1.575rem + 3.9vw);
    font-weight: 700;
    line-height: 1.1;
}

.display-4 {
    font-size: calc(1.475rem + 2.7vw);
    font-weight: 700;
    line-height: 1.1;
}

.display-5 {
    font-size: calc(1.425rem + 2.1vw);
    font-weight: 700;
    line-height: 1.1;
}

.container {
    width: 100%;
    padding-right: 0.75rem;
    padding-left: 0.75rem;
    margin-right: auto;
    margin-left: auto;
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin-right: -0.75rem;
    margin-left: -0.75rem;
}

.row > * {
    flex-shrink: 0;
    width: 100%;
    max-width: 100%;
    padding-right: 0.75rem;
    padding-left: 0.75rem;
}

.col-12 {
    flex: 0 0 auto;
    width: 100%;
}

.form-label {
    margin-bottom: .5rem;
    display: inline-block;
}

.form-control {
    display: block;
    width: 100%;
    padding: .825rem 1.1875rem;
    font-size: 1.125rem;
    font-weight: 500;
    line-height: 1.2;
    background-color: #f8f9fa;
    border: 2px solid #e9ecef;
    border-radius: .625rem;
}

.form-control:focus {
    outline: 0;
    border-color: #e74c3c;
    box-shadow: 0 0 0 0.25rem rgba(231, 76, 60, 0.15);
}

.form-select {
    display: block;
    width: 100%;
    padding: .825rem 3.5625rem .825rem 1.1875rem;
    font-size: 1.125rem;
    font-weight: 500;
    line-height: 1.2;
    background-color: #f8f9fa;
    border: 2px solid #e9ecef;
    border-radius: .625rem;
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23343a40' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1.1875rem center;
    background-size: 16px 12px;
}

.form-select:focus {
    outline: 0;
    border-color: #e74c3c;
    box-shadow: 0 0 0 0.25rem rgba(231, 76, 60, 0.15);
}

.form-check {
    display: block;
    min-height: 1.5rem;
    padding-left: 2rem;
    margin-bottom: 0;
}

.form-check-input {
    width: 1.5rem;
    height: 1.5rem;
    margin-top: 0;
    margin-left: -2rem;
    vertical-align: top;
    background-color: #fff;
    border: 2px solid #dee2e6;
    appearance: none;
    border-radius: .25rem;
}

.form-check-input:checked {
    background-color: #e74c3c;
    border-color: #e74c3c;
}

.form-check-label {
    cursor: pointer;
}

textarea.form-control {
    min-height: calc(1.5em + 1.65rem + 4px);
}

.btn {
    display: inline-block;
    font-weight: 700;
    line-height: 1.2;
    text-align: center;
    cursor: pointer;
    user-select: none;
    border: 2px solid transparent;
    padding: .825rem 1.1875rem;
    font-size: 1.125rem;
    border-radius: .625rem;
    transition: all .3s ease;
}

.btn-accent {
    background-color: #e74c3c;
    color: white;
    border-color: #e74c3c;
}

.btn-accent:hover {
    background-color: #c0392b;
    border-color: #c0392b;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(231, 76, 60, 0.3);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.25rem;
}

.position-relative {
    position: relative;
}

.position-absolute {
    position: absolute;
}

.w-100 {
    width: 100%;
}

.d-flex {
    display: flex;
}

.d-inline-block {
    display: inline-block;
}

.align-items-center {
    align-items: center;
}

.align-items-start {
    align-items: flex-start;
}

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

.flex-shrink-0 {
    flex-shrink: 0;
}

.text-center {
    text-align: center;
}

.text-white {
    color: white;
}

.text-dark {
    color: #2d3436;
}

.text-light {
    color: rgba(255, 255, 255, 0.8);
}

.text-muted {
    color: #636e72;
}

.text-primary {
    color: #3498db;
}

.text-accent {
    color: #e74c3c;
}

.text-success {
    color: #27ae60;
}

.text-decoration-none {
    text-decoration: none;
}

.fw-bold {
    font-weight: 700;
}

.fs-1 {
    font-size: 1.5rem;
}

.fs-2 {
    font-size: 1.375rem;
}

.fs-3 {
    font-size: 1.25rem;
}

.fs-4 {
    font-size: 1.125rem;
}

.fs-5 {
    font-size: 1rem;
}

.bg-primary {
    background-color: #3498db;
}

.bg-accent {
    background-color: #e74c3c;
}

.bg-success {
    background-color: #27ae60;
}

.bg-dark {
    background-color: #2d3436;
}

.bg-light {
    background-color: #f8f9fa;
}

.bg-white {
    background-color: white;
}

.bg-secondary {
    background-color: #dfe6e9;
}

.bg-gradient {
    background-image: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
}

.bg-opacity-10 {
    opacity: 0.1;
}

.bg-opacity-30 {
    opacity: 0.3;
}

.bg-opacity-90 {
    opacity: 0.9;
}

.opacity-90 {
    opacity: 0.9;
}

.rounded-3 {
    border-radius: .5rem;
}

.rounded-4 {
    border-radius: .625rem;
}

.rounded-5 {
    border-radius: .75rem;
}

.rounded-circle {
    border-radius: 50%;
}

.rounded-pill {
    border-radius: 50rem;
}

.shadow {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.shadow-lg {
    box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.175);
}

.overflow-hidden {
    overflow: hidden;
}

.border-top {
    border-top: 1px solid;
}

.border-secondary {
    border-color: #636e72;
}

.list-unstyled {
    padding-left: 0;
    list-style: none;
}

.gap-3 {
    gap: 1rem;
}

.mb-0 {
    margin-bottom: 0;
}

.mb-2 {
    margin-bottom: .5rem;
}

.mb-3 {
    margin-bottom: .75rem;
}

.mb-4 {
    margin-bottom: 1rem;
}

.mb-6 {
    margin-bottom: 1.5rem;
}

.mb-8 {
    margin-bottom: 2rem;
}

.mb-10 {
    margin-bottom: 2.5rem;
}

.mb-12 {
    margin-bottom: 3rem;
}

.mb-15 {
    margin-bottom: 3.75rem;
}

.mt-6 {
    margin-top: 1.5rem;
}

.mt-8 {
    margin-top: 2rem;
}

.me-2 {
    margin-right: .5rem;
}

.me-4 {
    margin-right: 1rem;
}

.me-6 {
    margin-right: 1.5rem;
}

.p-3 {
    padding: .75rem;
}

.p-4 {
    padding: 1rem;
}

.p-6 {
    padding: 1.5rem;
}

.p-8 {
    padding: 2rem;
}

.p-10 {
    padding: 2.5rem;
}

.py-4 {
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.py-6 {
    padding-top: 1.5rem;
    padding-bottom: 1.5rem;
}

.py-10 {
    padding-top: 2.5rem;
    padding-bottom: 2.5rem;
}

.py-12 {
    padding-top: 3rem;
    padding-bottom: 3rem;
}

.py-15 {
    padding-top: 3.75rem;
    padding-bottom: 3.75rem;
}

.px-8 {
    padding-left: 2rem;
    padding-right: 2rem;
}

.px-12 {
    padding-left: 3rem;
    padding-right: 3rem;
}

.pt-6 {
    padding-top: 1.5rem;
}

.g-3 {
    gap: 1rem;
}

.g-6 {
    gap: 1.5rem;
}

.g-8 {
    gap: 2rem;
}

.lh-lg {
    line-height: 1.8;
}

.hero-section {
    min-height: 85vh;
    display: flex;
    align-items: center;
    background-image: url('../imgmain/imgac2.webp');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.95) 0%, rgba(41, 128, 185, 0.9) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-subtitle {
    font-size: 1.25rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.feature-card {
    transition: transform .3s ease, box-shadow .3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 1.5rem 4rem rgba(0, 0, 0, 0.2);
}

.card-accent-line {
    width: 100%;
    height: 6px;
}

@media (min-width: 576px) {
    .container {
        max-width: 540px;
    }
}

@media (min-width: 768px) {
    .container {
        max-width: 720px;
    }
    .col-md-6 {
        flex: 0 0 auto;
        width: 50%;
    }
    .p-md-12 {
        padding: 3rem;
    }
}

@media (min-width: 992px) {
    .container {
        max-width: 960px;
    }
    .col-lg-3 {
        flex: 0 0 auto;
        width: 25%;
    }
    .col-lg-4 {
        flex: 0 0 auto;
        width: 33.33333333%;
    }
    .col-lg-6 {
        flex: 0 0 auto;
        width: 50%;
    }
    .col-lg-8 {
        flex: 0 0 auto;
        width: 66.66666667%;
    }
    .col-lg-10 {
        flex: 0 0 auto;
        width: 83.33333333%;
    }
    .py-lg-20 {
        padding-top: 5rem;
        padding-bottom: 5rem;
    }
    .py-lg-24 {
        padding-top: 6rem;
        padding-bottom: 6rem;
    }
    .py-lg-25 {
        padding-top: 6.25rem;
        padding-bottom: 6.25rem;
    }
    .mt-lg-8 {
        margin-top: 2rem;
    }
    .ps-lg-8 {
        padding-left: 2rem;
    }
}

@media (min-width: 1200px) {
    .container {
        max-width: 1140px;
    }
    .col-xl-6 {
        flex: 0 0 auto;
        width: 50%;
    }
    .col-xl-8 {
        flex: 0 0 auto;
        width: 66.66666667%;
    }
    h2 {
        font-size: 2rem;
    }
    h3 {
        font-size: 1.75rem;
    }
    .display-3 {
        font-size: 4.5rem;
    }
    .display-4 {
        font-size: 3.5rem;
    }
    .display-5 {
        font-size: 3rem;
    }
}

@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
}

.mx-auto{
    margin: 0 auto;
}

section{
    oveflow:hidden;
}