:root {
    --primary: #6c63ff;
    --primary-dark: #4e54c8;
    --secondary: #48c9b0;
    --dark: #23272f;
    --darker: #181c23;
    --light: #f3f3f3;
    --gray: #b0b5c1;
    --card-bg: #23262e;
    --card-shadow: rgba(30, 34, 44, 0.14);
    --border-radius: 18px;
    --accent: #f7b731;
}
html, body {
    font-family: 'Inter', Arial, Helvetica, sans-serif;
    background-color: var(--dark);
    color: var(--light);
    line-height: 1.7;
    scroll-behavior: smooth;
}
.container {
    width: 92%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
.banner {
    width: 100%;
    background: linear-gradient(90deg, var(--secondary) 0%, var(--primary) 100%);
    color: #fff;
    text-align: center;
    padding: 1rem 0;
    font-size: 1.06rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}
.banner-link {
    color: #fff;
    text-decoration: underline;
    margin-left: 0.5rem;
}
.banner-link:hover {
    color: var(--accent);
}
header {
    background-color: var(--darker);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    position: sticky;
    top: 0;
    z-index: 110;
}
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0 1.1rem 0;
}
.logo-container {
    display: flex;
    align-items: center;
}

.center-text {
    display: center;
    align-items: center;
    text-decoration: none;
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}
.logo-img {
    height: 44px;
    margin-right: 12px;
    border-radius: 10px;
    box-shadow: 0 2px 8px var(--card-shadow);
}
.logo-text {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 1px;
}
.nav-links {
    display: flex;
    list-style: none;
    align-items: center;
}
.nav-links li {
    margin-left: 34px;
    position: relative;
}
.nav-links a {
    color: var(--light);
    font-weight: 500;
    text-decoration: none;
    transition: color 0.2s;
    font-size: 1.13rem;
    padding: 3px 6px;
    border-radius: 5px;
}
.nav-links a.active,
.nav-links a:hover {
    color: var(--secondary);
    background: rgba(72, 201, 176, 0.07);
}
.dropdown {
    position: relative;
}
.dropdown-arrow {
    font-size: 0.72em;
    margin-left: 6px;
    transition: transform 0.2s;
}
.dropdown-menu {
    display: none;
    position: absolute;
    left: 0;
    margin-top: 8px;
    background: var(--darker);
    box-shadow: 0 4px 18px rgba(24, 28, 35, 0.18);
    border-radius: 10px;
    min-width: 180px;
    z-index: 50;
    overflow: hidden;
    list-style: none;
    padding: 0;
}
.dropdown:hover > .dropdown-menu,
.dropdown:focus-within > .dropdown-menu {
    display: block;
}
.dropdown-menu li {
    margin: 0;
    list-style: none;
}
.dropdown-menu a {
    display: block;
    color: var(--light);
    padding: 12px 18px;
    border-radius: 0;
    background: none;
    font-size: 1.05rem;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}
.dropdown-menu a:hover,
.dropdown-menu a:focus {
    background: var(--primary-dark);
    color: #fff;
}
.hero {
    padding: 7rem 0 5rem;
    text-align: center;
    background: var(--dark);
}
.hero h1 {
    font-size: 3rem;
    margin-bottom: 1.2rem;
    color: var(--primary);
    font-weight: 700;
    letter-spacing: 0.5px;
}
.hero p {
    font-size: 1.18rem;
    max-width: 700px;
    margin: 0 auto 2rem;
    color: var(--gray);
    font-weight: 400;
}
.btn {
    display: inline-block;
    background-color: var(--primary);
    color: #fff;
    padding: 0.8rem 2rem;
    border-radius: 24px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.13rem;
    transition: all 0.23s;
    border: none;
    cursor: pointer;
    margin: 0 0.3rem;
    box-shadow: 0 2px 10px rgba(108,99,255,0.08);
}
.btn:hover {
    background-color: var(--secondary);
    color: #181c23;
    transform: translateY(-2px) scale(1.03);
}
.btn-secondary {
    background-color: transparent;
    border: 2px solid var(--secondary);
    color: var(--secondary);
    margin-left: 1.1rem;
}
.btn-secondary:hover {
    background: var(--secondary);
    color: var(--darker);
}
.section-title {
    text-align: center;
    margin-bottom: 2.5rem;
    font-size: 2.2rem;
    color: var(--light);
    font-weight: 700;
    letter-spacing: 0.2px;
}
.features {
    padding: 4rem 0;
    background: var(--dark);
}
.custom-cards-grid, .modern-programs-grid {
    display: flex;
    justify-content: center;
    gap: 2.2rem;
    flex-wrap: wrap;
}
.card {
    width: 320px;
    min-height: 330px;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    transition: all .22s;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    margin-bottom: 2rem;
    box-shadow: 0 6px 34px var(--card-shadow);
    border: 1.5px solid #272b34;
}
.card2 {
    width: 292px;
    min-height: 302px;
    background-color: #23262e;
    border-radius: 15px;
    transition: all .2s;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.4rem 1.1rem;
    box-sizing: border-box;
    text-align: center;
    color: var(--light);
    box-shadow: 0 1px 6px 0 var(--card-shadow);
    position: relative;
    z-index: 1;
}
.card2:hover {
    transform: scale(0.98);
    border-radius: 18px;
    box-shadow: 0 2px 18px 0 rgba(108,99,255,0.10);
}
.card:hover {
    box-shadow: 0px 0px 34px 1px rgba(76, 201, 176, 0.20);
    border-color: var(--secondary);
}
.card2 .feature-icon {
    font-size: 2.7rem;
    color: var(--secondary);
    margin-bottom: 1.1rem;
}
.card2 h3 {
    font-size: 1.18rem;
    color: var(--primary);
    margin-bottom: 0.7rem;
    font-weight: 600;
}
.card2 p {
    color: var(--gray);
    font-size: 1.04rem;
    line-height: 1.6;
}
.card2 .date {
    color: var(--secondary);
    font-weight: 500;
    margin-bottom: 0.6rem;
    display: block;
}
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}
.timeline::after {
    content: '';
    position: absolute;
    width: 4px;
    background-color: var(--primary);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -2px;
}
.timeline-item {
    padding: 10px 40px;
    position: relative;
    width: 50%;
    box-sizing: border-box;
}
.timeline-item::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background-color: var(--secondary);
    border-radius: 50%;
    top: 15px;
    z-index: 1;
}
.left {
    left: 0;
}
.right {
    left: 50%;
}
.left::after {
    right: -10px;
}
.right::after {
    left: -10px;
}
.timeline-content {
    padding: 20px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    border-left: 4px solid var(--secondary);
    margin-bottom: 2rem;
}
.timeline-content h3 {
    color: var(--secondary);
    margin-bottom: 0.5rem;
    font-weight: 700;
}
.timeline-content p {
    color: #b8b8b8;
}
.curriculum-details-box {
    margin-top: 3rem;
    background-color: #23262e;
    padding: 2rem;
    border-radius: 12px;
    border-left: 4px solid var(--primary);
    box-shadow: 0 1px 6px 0 var(--card-shadow);
    color: var(--light);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}
.curriculum-details-box h3 {
    color: var(--secondary);
    margin-bottom: 1rem;
}
.curriculum-details-box ul {
    list-style: none;
    padding-left: 0;
}
.curriculum-details-box li {
    margin-bottom: 0.7rem;
    color: var(--gray);
    font-size: 1.08rem;
}
.faq {
    padding: 4rem 0 3rem 0;
    background: var(--darker);
}
.faq-list {
    max-width: 900px;
    margin: 0 auto;
}
.faq-item {
    background: #23262e;
    margin-bottom: 1.4rem;
    border-radius: 10px;
    padding: 1.1rem 1.6rem;
    border-left: 4px solid var(--secondary);
    box-shadow: 0 1px 6px 0 var(--card-shadow);
}
.faq-item h3 {
    margin-bottom: 0.5rem;
    color: var(--secondary);
    font-size: 1.1rem;
    font-weight: 600;
}
.faq-item p {
    color: var(--gray);
    font-size: 1.03rem;
}
.contact {
    padding: 4rem 0 3rem 0;
    background: var(--dark);
}
.form-group {
    margin-bottom: 1.2rem;
}
.form-group label {
    display: block;
    margin-bottom: 0.4rem;
    color: var(--light);
    font-size: 1.02rem;
}
.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.7rem;
    border: 1.5px solid var(--primary-dark);
    border-radius: 7px;
    background: #21242b;
    color: var(--light);
    font-size: 1.04rem;
    transition: border-color 0.2s;
}
.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary);
}
footer {
    background-color: var(--darker);
    padding: 2.5rem 0 2rem 0;
    text-align: center;
    display: center;
    border-top: 1.5px solid #23262e;
    
    font-size: 1.3rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: 0.7px;
}
.footer-links {
    display: center;
    justify-content: center;
    gap: 1.7rem;
    margin: 1.3rem 0 1rem 0;
    flex-wrap: wrap;
}
.footer-links a {
    color: var(--gray);
    text-decoration: none;
    transition: color 0.2s;
    font-size: 1.07rem;
    padding: 4px 8px;
    border-radius: 5px;
}
.footer-links a:hover {
    color: var(--primary);
    background: rgba(76, 201, 176, 0.07);
}
.logo {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    letter-spacing: 0.7px;
}
.page {
    padding: 0;
}
@media (max-width: 1100px) {
    .custom-cards-grid, .modern-programs-grid {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }
}
@media (max-width: 768px) {
    nav {
        flex-direction: column;
        align-items: flex-start;
    }
    .nav-links {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
        margin-top: 1rem;
    }
    .nav-links li {
        margin-left: 0;
    }
    .hero h1 {
        font-size: 2.1rem;
    }
    .btn {
        width: 100%;
        margin-bottom: 1rem;
        font-size: 1.08rem;
    }
    .btn-secondary {
        margin-left: 0;
    }
    .about-section, .features, .faq, .contact {
        padding: 2.2rem 0 1.5rem 0;
    }
}