/* =========================================================
   GENERAL
========================================================= */

:root {

    --primary: #0b1f3a;
    --blue: #2563eb;
    --light-blue: #eff6ff;
    --light-grey: #f8fafc;
    --text: #334155;
    --heading: #0b1f3a;
    --white: #ffffff;
    --border: #e2e8f0;

}


* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}


html {
    scroll-behavior: smooth;
}


body {

    font-family: "Inter", sans-serif;

    color: var(--text);

    line-height: 1.7;

    background: var(--white);

}


h1,
h2,
h3,
h4,
h5,
h6 {

    font-family: "Poppins", sans-serif;

    color: var(--heading);

    font-weight: 600;

}


a {
    text-decoration: none;
}


img {
    max-width: 100%;
}



/* =========================================================
   NAVBAR
========================================================= */

.navbar {

    padding: 18px 0;

    border-bottom: 1px solid #f1f5f9;

}


.navbar-brand {
    line-height: 1.1;
}


.brand-name {

    font-family: "Poppins", sans-serif;

    font-size: 20px;

    font-weight: 700;

    color: var(--primary);

}


.brand-subtitle {

    font-size: 11px;

    color: #64748b;

    letter-spacing: 1px;

    text-transform: uppercase;

}


.nav-link {

    color: #334155;

    font-size: 15px;

    font-weight: 500;

    margin-left: 12px;

}


.nav-link:hover,
.nav-link.active {

    color: var(--blue);

}


.btn-primary {

    background: var(--blue);

    border-color: var(--blue);

    padding: 11px 22px;

    font-weight: 600;

}


.btn-primary:hover {

    background: #1d4ed8;

    border-color: #1d4ed8;

}


.btn-outline-primary {

    color: var(--blue);

    border-color: var(--blue);

    padding: 11px 22px;

    font-weight: 600;

}


.btn-outline-primary:hover {

    background: var(--blue);

    border-color: var(--blue);

}



/* =========================================================
   HERO
========================================================= */

.hero-section {

    padding: 90px 0;

    background: var(--white);

}


.hero-label,
.section-label {

    color: var(--blue);

    font-size: 13px;

    font-weight: 700;

    letter-spacing: 2px;

    margin-bottom: 15px;

}


.hero-section h1 {

    font-size: 56px;

    line-height: 1.15;

    margin-bottom: 25px;

}


.hero-section h1 span {

    display: block;

    color: var(--blue);

}


.hero-text {

    font-size: 18px;

    max-width: 540px;

    color: #64748b;

    margin-bottom: 30px;

}


.hero-buttons {

    display: flex;

    gap: 15px;

    flex-wrap: wrap;

}


.hero-image-wrapper {

    position: relative;

}


.hero-image {

    width: 100%;

    height: 500px;

    object-fit: cover;

    border-radius: 24px;

}



/* =========================================================
   HIGHLIGHTS
========================================================= */

.highlights-section {

    padding: 45px 0;

    background: var(--light-blue);

}


.highlight-item {

    padding: 10px;

}


.highlight-icon {

    width: 55px;

    height: 55px;

    margin: 0 auto 15px;

    border-radius: 50%;

    display: flex;

    align-items: center;

    justify-content: center;

    background: var(--white);

    color: var(--blue);

    font-size: 23px;

}


.highlight-item h5 {

    font-size: 17px;

    margin-bottom: 5px;

}


.highlight-item p {

    font-size: 14px;

    color: #64748b;

    margin: 0;

}



/* =========================================================
   COMMON SECTION
========================================================= */

.section-padding {

    padding: 100px 0;

}


.section-heading {

    max-width: 700px;

    margin: 0 auto;

}


.section-heading h2 {

    font-size: 40px;

    margin-bottom: 15px;

}


.section-heading p {

    color: #64748b;

}



/* =========================================================
   ABOUT
========================================================= */

.about-image-wrapper {

    position: relative;

}


.about-image-wrapper img {

    width: 100%;

    height: 500px;

    object-fit: cover;

    border-radius: 24px;

}


.about-badge {

    position: absolute;

    bottom: 25px;

    right: 25px;

    background: var(--white);

    padding: 18px 25px;

    border-radius: 12px;

    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);

}


.about-badge strong {

    display: block;

    color: var(--blue);

}


.about-badge span {

    font-size: 13px;

    color: #64748b;

}


#about h2 {

    font-size: 40px;

    line-height: 1.2;

    margin-bottom: 25px;

}


#about p {

    color: #64748b;

    margin-bottom: 18px;

}



/* =========================================================
   COURSES
========================================================= */

.courses-section {

    background: var(--light-grey);

}


.course-card {

    background: var(--white);

    border-radius: 18px;

    overflow: hidden;

    height: 100%;

    border: 1px solid var(--border);

    transition: 0.3s ease;

}


.course-card:hover {

    transform: translateY(-8px);

    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.10);

}


.course-card > img {

    width: 100%;

    height: 220px;

    object-fit: cover;

}


.course-content {

    padding: 25px;

}


.course-icon {

    width: 45px;

    height: 45px;

    display: flex;

    align-items: center;

    justify-content: center;

    border-radius: 10px;

    background: var(--light-blue);

    color: var(--blue);

    font-size: 20px;

    margin-bottom: 18px;

}


.course-content h4 {

    font-size: 21px;

    margin-bottom: 10px;

}


.course-content p {

    color: #64748b;

    font-size: 14px;

    margin-bottom: 20px;

}


.course-content a {

    color: var(--blue);

    font-weight: 600;

    font-size: 14px;

}


.course-content a i {

    margin-left: 5px;

}



/* =========================================================
   WHY US
========================================================= */

.why-section {

    background: var(--primary);

}


.why-section h2 {

    color: var(--white);

    font-size: 40px;

}


.section-label.light {

    color: #93c5fd;

}


.why-card {

    padding: 30px;

    height: 100%;

    border: 1px solid rgba(255,255,255,0.12);

    border-radius: 16px;

    background: rgba(255,255,255,0.04);

    transition: 0.3s ease;

}


.why-card:hover {

    background: rgba(255,255,255,0.08);

}


.why-card i {

    font-size: 32px;

    color: #60a5fa;

    display: block;

    margin-bottom: 20px;

}


.why-card h4 {

    color: var(--white);

    font-size: 20px;

}


.why-card p {

    color: #cbd5e1;

    font-size: 14px;

    margin: 0;

}



/* =========================================================
   CTA
========================================================= */

.cta-section {

    padding: 80px 0;

    background: var(--white);

}


.cta-box {

    padding: 70px 30px;

    border-radius: 24px;

    background: var(--light-blue);

}


.cta-box h2 {

    font-size: 42px;

    margin-bottom: 15px;

}


.cta-box p {

    color: #64748b;

    margin-bottom: 25px;

}



/* =========================================================
   CONTACT
========================================================= */

.contact-section {

    background: var(--light-grey);

}


.contact-section h2 {

    font-size: 40px;

    line-height: 1.2;

    margin-bottom: 20px;

}


.contact-section > .container > .row > .col-lg-5 > p {

    color: #64748b;

    margin-bottom: 35px;

}


.contact-item {

    display: flex;

    gap: 15px;

    margin-bottom: 25px;

}


.contact-icon {

    width: 45px;

    height: 45px;

    min-width: 45px;

    display: flex;

    align-items: center;

    justify-content: center;

    background: var(--light-blue);

    color: var(--blue);

    border-radius: 10px;

}


.contact-item h6 {

    margin-bottom: 2px;

}


.contact-item p {

    margin: 0;

    color: #64748b;

    font-size: 14px;

}


.contact-form {

    background: var(--white);

    padding: 35px;

    border-radius: 18px;

    border: 1px solid var(--border);

}


.contact-form h4 {

    margin-bottom: 25px;

}


.form-control,
.form-select {

    padding: 12px 15px;

    border: 1px solid var(--border);

}


.form-control:focus,
.form-select:focus {

    border-color: var(--blue);

    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.10);

}



/* =========================================================
   FOOTER
========================================================= */

.footer {

    padding: 70px 0 25px;

    background: var(--primary);

    color: #cbd5e1;

}


.footer h4 {

    color: var(--white);

    margin-bottom: 5px;

}


.footer h5 {

    color: var(--white);

    font-size: 16px;

    margin-bottom: 20px;

}


.footer p {

    font-size: 14px;

}


.footer-description {

    max-width: 330px;

    margin-top: 20px;

}


.footer ul {

    list-style: none;

    padding: 0;

    margin: 0;

}


.footer li {

    margin-bottom: 10px;

}


.footer a {

    color: #cbd5e1;

    font-size: 14px;

}


.footer a:hover {

    color: var(--white);

}


.footer hr {

    margin: 40px 0 25px;

    border-color: rgba(255,255,255,0.15);

}


.footer-bottom {

    display: flex;

    justify-content: space-between;

    gap: 20px;

    flex-wrap: wrap;

}


.footer-bottom p {

    margin: 0;

}


.footer-bottom a {

    margin-left: 20px;

}



/* =========================================================
   RESPONSIVE
========================================================= */

@media (max-width: 991px) {

    .navbar-nav {

        padding-top: 20px;

    }


    .nav-link {

        margin-left: 0;

        padding: 10px 0;

    }


    .hero-section {

        padding: 70px 0;

    }


    .hero-section h1 {

        font-size: 45px;

    }


    .hero-image {

        height: 400px;

    }


    .section-padding {

        padding: 75px 0;

    }

}


@media (max-width: 767px) {

    .hero-section {

        padding: 55px 0;

    }


    .hero-section h1 {

        font-size: 38px;

    }


    .hero-text {

        font-size: 16px;

    }


    .hero-image {

        height: 350px;

    }


    .section-heading h2,
    #about h2,
    .why-section h2,
    .contact-section h2 {

        font-size: 32px;

    }


    .cta-box h2 {

        font-size: 32px;

    }


    .about-image-wrapper img {

        height: 350px;

    }


    .contact-form {

        padding: 25px;

    }


    .footer-bottom {

        flex-direction: column;

    }


    .footer-bottom a {

        margin-left: 0;

        margin-right: 15px;

    }

}


@media (max-width: 575px) {

    .brand-name {

        font-size: 17px;

    }


    .brand-subtitle {

        font-size: 9px;

    }


    .hero-section h1 {

        font-size: 34px;

    }


    .hero-buttons {

        flex-direction: column;

    }


    .hero-buttons .btn {

        width: 100%;

    }


    .hero-image {

        height: 300px;

        border-radius: 18px;

    }


    .section-padding {

        padding: 60px 0;

    }


    .cta-section {

        padding: 60px 0;

    }

}