/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-primary: #005ae9;
    --color-secondary: #114f8d;
    --color-accent: #49ab6c;
    --color-text: #000;
    --color-text-light: #666;
    --color-bg: #fff;
    --color-bg-light: #f5f5f5;
    --font-primary: 'Montserrat', sans-serif;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
}

body {
    font-family: var(--font-primary);
    font-weight: 500;
    color: var(--color-text);
    line-height: 1.6;
}

.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.site-header {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(215, 215, 215, 0.3);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    height: 80px;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.site-header.scrolled {
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    width: 100%;
    padding: 15px 0;
}

.header-content .logo {
    display: flex;
    align-items: center;
    height: 50px;
    min-height: 50px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.logo img {
    height: 50px;
    width: auto;
    object-fit: contain;
    display: block;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 30px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
    position: relative;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 3px;
    background: var(--color-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

.main-nav {
    display: flex;
    gap: 2.5rem;
    align-items: center;
    flex-wrap: nowrap;
    height: 100%;
    margin-left: auto;
}

.main-nav .nav-link,
.main-nav .nav-link-primary {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
}

.nav-link {
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: color 0.3s ease;
    padding: 0 0 5px 0;
    margin: 0;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-link:hover {
    color: var(--color-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    border-radius: 2px;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* Dropdown */
.nav-dropdown {
    position: relative;
    height: 100%;
}

.nav-link-primary {
    color: #fff;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 90, 233, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    line-height: 1;
    margin: 0;
    height: 50px;
    min-height: 50px;
    border: none;
    cursor: pointer;
    font-family: var(--font-primary);
    font-size: 1rem;
}

.nav-link-primary::after {
    display: none;
}

.nav-link-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 90, 233, 0.3);
    background: linear-gradient(135deg, #0048c4, #0e3d75);
}

.dropdown-arrow {
    transition: transform 0.3s ease;
}

.nav-dropdown.active .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    min-width: 280px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    overflow: hidden;
    border: 1px solid rgba(0, 90, 233, 0.1);
}

.nav-dropdown.active .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    color: var(--color-text);
    text-decoration: none;
    transition: all 0.2s ease;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

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

.dropdown-item:hover {
    background: linear-gradient(90deg, rgba(0, 90, 233, 0.05), rgba(73, 171, 108, 0.05));
    color: var(--color-primary);
    padding-left: 24px;
}

.dropdown-logo {
    width: 40px;
    height: 40px;
    object-fit: contain;
    flex-shrink: 0;
}

.dropdown-item span {
    font-weight: 500;
    font-size: 0.95rem;
}

/* Hero */
.hero {
    padding: 160px 20px 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: 
        linear-gradient(135deg, rgba(0, 90, 233, 0.03) 0%, rgba(17, 79, 141, 0.03) 100%),
        radial-gradient(circle at 20% 50%, rgba(0, 90, 233, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(73, 171, 108, 0.08) 0%, transparent 50%),
        linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    background-size: 100% 100%, 800px 800px, 600px 600px, 100% 100%;
    background-position: center, -200px -200px, calc(100% + 200px) calc(100% + 200px), center;
    animation: backgroundMove 20s ease-in-out infinite;
    text-align: center;
}

@keyframes backgroundMove {
    0%, 100% {
        background-position: center, -200px -200px, calc(100% + 200px) calc(100% + 200px), center;
    }
    50% {
        background-position: center, 200px 200px, calc(100% - 200px) calc(100% - 200px), center;
    }
}


/* Education Icons Animation */
.education-icons {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.education-icons > div {
    position: absolute;
    font-size: 3rem;
    opacity: 0.15;
    animation: floatIcon 15s ease-in-out infinite;
}

.icon-book {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.icon-graduation {
    top: 20%;
    right: 15%;
    animation-delay: 2s;
}

.icon-laptop {
    top: 50%;
    left: 5%;
    animation-delay: 4s;
}

.icon-brain {
    top: 60%;
    right: 10%;
    animation-delay: 6s;
}

.icon-chart {
    top: 80%;
    left: 20%;
    animation-delay: 8s;
}

.icon-code {
    top: 85%;
    right: 25%;
    animation-delay: 10s;
}

@keyframes floatIcon {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(30px, -30px) rotate(5deg);
    }
    50% {
        transform: translate(-20px, 20px) rotate(-5deg);
    }
    75% {
        transform: translate(20px, 30px) rotate(3deg);
    }
}

/* Data Particles */
.data-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--color-primary);
    border-radius: 50%;
    opacity: 0.6;
    animation: particleFloat 20s linear infinite;
}

.particle:nth-child(1) {
    left: 10%;
    animation-delay: 0s;
    animation-duration: 15s;
}

.particle:nth-child(2) {
    left: 20%;
    animation-delay: 2s;
    animation-duration: 18s;
}

.particle:nth-child(3) {
    left: 30%;
    animation-delay: 4s;
    animation-duration: 20s;
}

.particle:nth-child(4) {
    left: 40%;
    animation-delay: 6s;
    animation-duration: 16s;
}

.particle:nth-child(5) {
    left: 50%;
    animation-delay: 8s;
    animation-duration: 22s;
}

.particle:nth-child(6) {
    left: 60%;
    animation-delay: 10s;
    animation-duration: 17s;
}

.particle:nth-child(7) {
    left: 70%;
    animation-delay: 12s;
    animation-duration: 19s;
}

.particle:nth-child(8) {
    left: 80%;
    animation-delay: 14s;
    animation-duration: 21s;
}

@keyframes particleFloat {
    0% {
        bottom: -10px;
        opacity: 0;
        transform: translateX(0);
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        bottom: 100%;
        opacity: 0;
        transform: translateX(50px);
    }
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        repeating-linear-gradient(45deg, transparent, transparent 35px, rgba(0, 90, 233, 0.02) 35px, rgba(0, 90, 233, 0.02) 70px);
    pointer-events: none;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
    line-height: 1.2;
    animation: fadeInUp 1s ease-out 0.2s both;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.35rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 1s ease-out 0.4s both;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.6s both;
    align-items: center;
}

/* Floating animation for hero elements */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 35px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn span {
    position: relative;
    z-index: 1;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: #fff;
    border: none;
    box-shadow: 0 4px 15px rgba(0, 90, 233, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0048c4 0%, #0e3d75 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 90, 233, 0.4);
}

.btn-secondary {
    background: #fff;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    box-shadow: 0 2px 10px rgba(0, 90, 233, 0.1);
}

.btn-secondary:hover {
    background: var(--color-primary);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 90, 233, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    margin: 0.5rem;
}

.btn-outline:hover {
    background: var(--color-primary);
    color: #fff;
}

/* Application Links - Enhanced */
.application-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.application-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 24px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    color: var(--color-primary);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.95rem;
    border: 2px solid var(--color-primary);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 90, 233, 0.1);
    width: 100%;
    text-align: center;
    cursor: pointer;
}

.application-link::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 0;
    height: 100%;
    background: linear-gradient(90deg, rgba(0, 90, 233, 0.15) 0%, var(--color-primary) 50%, var(--color-secondary) 100%);
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1;
    pointer-events: none;
    border-radius: 0 12px 12px 0;
}

.application-link::after {
    content: '→';
    position: absolute;
    right: 24px;
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s ease;
    z-index: 2;
    pointer-events: none;
    font-size: 1.2rem;
    color: #fff;
}

.application-link span {
    position: relative;
    z-index: 2;
    transition: color 0.5s ease 0.1s;
    pointer-events: none;
    color: var(--color-primary);
}

.application-link:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 8px 25px rgba(0, 90, 233, 0.3);
}

.application-link:hover span {
    color: var(--color-primary);
}

.application-link:hover::before {
    width: 25%;
}

.application-link:hover::after {
    opacity: 1;
    transform: translateX(0);
}

.application-link:active {
    transform: translateY(-2px) scale(1);
}

/* Sections */
section {
    padding: var(--spacing-xl) 20px;
    position: relative;
}

section[id] {
    scroll-margin-top: 100px;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
}

.highlight {
    color: var(--color-primary);
}

/* Advantages */
.advantages {
    background: 
        linear-gradient(180deg, #ffffff 0%, #f8f9fa 100%),
        repeating-linear-gradient(90deg, transparent, transparent 50px, rgba(0, 90, 233, 0.01) 50px, rgba(0, 90, 233, 0.01) 100px);
    position: relative;
    overflow: hidden;
}

.advantages::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(180deg, rgba(0, 90, 233, 0.03) 0%, transparent 100%);
    pointer-events: none;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.advantage-card {
    padding: var(--spacing-md);
    padding-top: 0.5rem;
    background: #ffffff;
    border-radius: 16px;
    position: relative;
    border: 1px solid rgba(0, 90, 233, 0.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: visible;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.advantage-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 90, 233, 0.15);
    border-color: rgba(0, 90, 233, 0.3);
}

.advantage-card:hover::before {
    transform: scaleX(1);
}

.advantage-number {
    display: block;
    font-size: 4rem;
    font-weight: 700;
    color: var(--color-primary);
    left: var(--spacing-md);
    line-height: 1.2;
    opacity: 0.2;
    transition: all 0.3s ease;
    z-index: 1;
    text-align: right;
}

.advantage-card:hover .advantage-number {
    opacity: 0.4;
    transform: scale(1.2) translateY(-5px);
    color: var(--color-secondary);
}

@keyframes numberPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.2;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.3;
    }
}

.advantage-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
    position: relative;
    z-index: 2;
}

.advantage-description {
    color: var(--color-text-light);
    line-height: 1.8;
    position: relative;
    z-index: 2;
}

/* Steps */
.steps {
    background: 
        linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #f8f9fa 100%),
        radial-gradient(circle at 0% 50%, rgba(73, 171, 108, 0.05) 0%, transparent 50%);
    position: relative;
    overflow: hidden;
}

.steps-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.steps-image {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
}

/* Education Illustration */
.education-illustration {
    position: relative;
    width: 300px;
    height: 300px;
    margin: 0 auto;
}

.illustration-circle {
    position: absolute;
    border-radius: 50%;
    border: 3px solid;
    animation: circlePulse 3s ease-in-out infinite;
}

.illustration-circle.circle-1 {
    width: 300px;
    height: 300px;
    top: 0;
    left: 0;
    border-color: rgba(0, 90, 233, 0.3);
    animation-delay: 0s;
}

.illustration-circle.circle-2 {
    width: 200px;
    height: 200px;
    top: 50px;
    left: 50px;
    border-color: rgba(73, 171, 108, 0.3);
    animation-delay: 1s;
}

.illustration-circle.circle-3 {
    width: 100px;
    height: 100px;
    top: 100px;
    left: 100px;
    border-color: rgba(0, 90, 233, 0.5);
    animation-delay: 2s;
    background: linear-gradient(135deg, rgba(0, 90, 233, 0.1), rgba(73, 171, 108, 0.1));
}

.illustration-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 5rem;
    z-index: 2;
    animation: iconBounce 2s ease-in-out infinite;
}

.illustration-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.line {
    position: absolute;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
    height: 2px;
    opacity: 0.4;
    animation: lineRotate 4s linear infinite;
}

.line-1 {
    width: 150px;
    top: 20%;
    left: 20%;
    animation-delay: 0s;
}

.line-2 {
    width: 120px;
    top: 50%;
    right: 15%;
    animation-delay: 1.3s;
    transform: rotate(45deg);
}

.line-3 {
    width: 100px;
    bottom: 20%;
    left: 30%;
    animation-delay: 2.6s;
    transform: rotate(-45deg);
}

@keyframes circlePulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.6;
    }
    50% {
        transform: scale(1.1);
        opacity: 1;
    }
}

@keyframes iconBounce {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        transform: translate(-50%, -50%) scale(1.1);
    }
}

@keyframes lineRotate {
    0% {
        transform: rotate(0deg);
        opacity: 0.4;
    }
    50% {
        opacity: 0.8;
    }
    100% {
        transform: rotate(360deg);
        opacity: 0.4;
    }
}

.steps-subtitle {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.steps-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.step-item {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
}

.step-icon {
    font-size: 1.5rem;
    color: var(--color-primary);
    font-weight: 700;
}

.step-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.step-description {
    color: var(--color-text-light);
    font-size: 0.9rem;
}

/* Universities */
.universities {
    background: 
        linear-gradient(180deg, #ffffff 0%, #f8f9fa 100%),
        repeating-linear-gradient(45deg, transparent, transparent 40px, rgba(0, 90, 233, 0.01) 40px, rgba(0, 90, 233, 0.01) 80px);
    position: relative;
}

.university-card {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: var(--spacing-lg);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    background: #ffffff;
    border-radius: 16px;
    align-items: start;
    border: 1px solid rgba(0, 90, 233, 0.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.university-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--color-primary), var(--color-accent));
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.university-card:hover {
    transform: translateX(8px);
    box-shadow: 0 12px 40px rgba(0, 90, 233, 0.15);
}

.university-card:hover::before {
    transform: scaleY(1);
}

.university-logo {
    width: 100%;
    height: auto;
    max-width: 250px;
}

.university-name {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.programs-list {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.program-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.5rem 0;
    color: var(--color-text-light);
    font-size: 0.9rem;
}

.program-icon {
    color: var(--color-primary);
    font-weight: 700;
}


/* Contact Form */
.contact-form-section {
    background: 
        linear-gradient(135deg, rgba(0, 90, 233, 0.03) 0%, rgba(73, 171, 108, 0.03) 100%),
        repeating-linear-gradient(90deg, transparent, transparent 60px, rgba(0, 90, 233, 0.01) 60px, rgba(0, 90, 233, 0.01) 120px);
    position: relative;
}

.contact-content {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.contact-description {
    color: var(--color-text-light);
    margin-top: var(--spacing-sm);
}

.contact-form {
    background: #fff;
    padding: var(--spacing-md);
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 90, 233, 0.1);
    transition: box-shadow 0.3s ease;
}

.contact-form:hover {
    box-shadow: 0 12px 40px rgba(0, 90, 233, 0.15);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--color-text);
}

.form-group input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 1rem;
    font-family: var(--font-primary);
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 90, 233, 0.1);
}

/* Footer */
.site-footer {
    background: var(--color-primary);
    color: #fff;
    padding: var(--spacing-lg) 20px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-nav {
    display: flex;
    gap: var(--spacing-md);
}

.footer-link {
    color: #fff;
    text-decoration: none;
    transition: opacity 0.3s;
}

.footer-link:hover {
    opacity: 0.8;
}

.footer-contact {
    text-align: right;
}

.footer-contact a {
    color: #fff;
    text-decoration: none;
}

/* Scroll animations */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.advantage-card {
    animation: fadeInUp 0.6s ease-out both;
}

.advantage-card:nth-child(1) { animation-delay: 0.1s; }
.advantage-card:nth-child(2) { animation-delay: 0.2s; }
.advantage-card:nth-child(3) { animation-delay: 0.3s; }
.advantage-card:nth-child(4) { animation-delay: 0.4s; }

/* Responsive */
@media (max-width: 768px) {
    .site-header {
        height: 70px;
    }
    
    .logo img {
        height: 40px;
    }
    
    /* Mobile Menu Toggle */
    .mobile-menu-toggle {
        display: flex;
    }
    
    /* Mobile Navigation */
    .main-nav {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        padding: 2rem;
        gap: 0;
        transform: translateX(-100%);
        transition: transform 0.3s ease-in-out;
        box-shadow: 2px 0 20px rgba(0, 0, 0, 0.1);
        overflow-y: auto;
        z-index: 999;
    }
    
    .main-nav.active {
        transform: translateX(0);
    }
    
    .mobile-menu-overlay {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(0, 0, 0, 0.5);
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.3s ease, visibility 0.3s ease;
        z-index: 998;
    }
    
    .mobile-menu-overlay.active {
        opacity: 1;
        visibility: visible;
    }
    
    .main-nav .nav-link {
        width: 100%;
        padding: 1rem 0;
        height: auto;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        justify-content: flex-start;
    }
    
    .main-nav .nav-link::after {
        display: none;
    }
    
    .nav-dropdown {
        width: 100%;
        margin-top: 1rem;
    }
    
    .main-nav .nav-link-primary {
        width: 100%;
        justify-content: center;
        border-bottom: none;
        padding: 12px 20px;
    }
    
    .dropdown-menu {
        position: static;
        width: 100%;
        margin-top: 0.5rem;
        box-shadow: none;
        border: 1px solid rgba(0, 0, 0, 0.1);
        border-radius: 8px;
        opacity: 1;
        visibility: visible;
        transform: none;
    }
    
    .dropdown-item {
        padding: 12px 16px;
    }
    
    .dropdown-logo {
        width: 35px;
        height: 35px;
    }
    
    .hero {
        padding: 120px 20px 60px;
        min-height: auto;
    }
    
    .education-icons > div {
        font-size: 2rem;
    }
    
    .scroll-to-top {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 20px;
    }
    
    .scroll-to-top svg {
        width: 20px;
        height: 20px;
    }
    
    .steps-image {
        min-height: 300px;
    }
    
    .education-illustration {
        width: 250px;
        height: 250px;
    }
    
    .illustration-circle.circle-1 {
        width: 250px;
        height: 250px;
    }
    
    .illustration-circle.circle-2 {
        width: 170px;
        height: 170px;
        top: 40px;
        left: 40px;
    }
    
    .illustration-circle.circle-3 {
        width: 85px;
        height: 85px;
        top: 82px;
        left: 82px;
    }
    
    .illustration-icon {
        font-size: 4rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
        gap: 1rem;
        align-items: stretch;
    }
    
    .hero-actions .btn {
        width: 100%;
        max-width: 100%;
        text-align: center;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .steps-content {
        grid-template-columns: 1fr;
    }
    
    .university-card {
        grid-template-columns: 1fr;
    }
    
    .application-links {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .application-link {
        width: 100%;
        min-width: auto;
        padding: 16px 20px;
        font-size: 0.9rem;
    }
    
    .application-link::after {
        right: 16px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .contact-form .btn-primary {
        width: 100%;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-contact {
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-actions .btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }
}

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0, 90, 233, 0.4);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-to-top:hover {
    background: linear-gradient(135deg, #0048c4, #0e3d75);
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 90, 233, 0.5);
}

.scroll-to-top:active {
    transform: translateY(-2px);
}

.scroll-to-top svg {
    width: 24px;
    height: 24px;
    transition: transform 0.3s ease;
}

.scroll-to-top:hover svg {
    transform: translateY(-3px);
}