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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 1rem 0;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.top-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.bottom-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 0.5rem;
    border-top: 1px solid #f3f4f6;
}

.nav-items-wrapper {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex: 1;
    justify-content: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: 3rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: #1e40af;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1e40af;
}

.search-category {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 1;
    max-width: 900px;
}

.search-container {
    position: relative;
    flex: 1;
}

.category-dropdown {
    padding: 0.75rem 1rem;
    border: 1px solid #e5e7eb;
    border-radius: 30px;
    background: white;
    font-size: 0.9rem;
    color: #6b7280;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-width: 120px;
}

.search-input {
    width: 100%;
    padding: 0.75rem 3rem 0.75rem 1rem;
    border: 1px solid #e5e7eb;
    border-radius: 30px;
    font-size: 0.9rem;
    outline: none;
}

.search-input:focus {
    border-color: #1e40af;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    text-decoration: none;
    color: #6b7280;
    font-size: 0.8rem;
    font-weight: 500;
    transition: color 0.3s ease;
    min-width: 50px;
    padding: 0.2rem;
   
    border-radius: 8px;
}

.nav-item:hover {
    color: #1e40af;
    background: #f8fafc;
}

.nav-item i {
    font-size: 1.2rem;
}

/* Navigation Triangles */
.nav-triangle {
    width: 0;
    height: 0;
    flex-shrink: 0;
}

.nav-triangle-left {
    border-top: 25px solid transparent;
    border-bottom: 25px solid transparent;
    border-left: 40px solid #10b981;
}

.nav-triangle-right {
    border-top: 25px solid transparent;
    border-bottom: 25px solid transparent;
    border-right: 40px solid #10b981;
}

.search-btn {
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    background: #10b981;
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
    font-size: 0.9rem;
}

.search-btn:hover {
    background: #059669;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 50%, #6ee7b7 100%);
    padding: 150px 0 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content {
    max-width: 650px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.hero-badge i {
    color: #fbbf24;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.0;
      margin-bottom: 2rem;
  
    color: #1f2937;
}

.title-line-1 {
    color: #1f2937;
    display: block;
    margin-bottom: 0.5rem;
}

.title-line-2 {
    color: #10b981;
    display: block;
}

.hero-description {
    font-size: 1.1rem;
    color: #6b7280;
    line-height: 1.7;
    margin-bottom: 2.5rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.btn-primary {
    background: #10b981;
    color: white;
}

.btn-primary:hover {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(16, 185, 129, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #10b981;
    border: 2px solid #10b981;
}

.btn-secondary:hover {
    background: #10b981;
    color: white;
}

/* Hero Visual */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 500px;
}

.students-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.student {
    position: absolute;
}

.student-1 {
    top: 10%;
    left: 10%;
}

.student-2 {
    top: 50%;
    right: 10%;
}

.student-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    position: relative;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.male-student {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: white;
}

.male-student::before {
    content: "👨‍🎓";
    font-size: 3rem;
}

.female-student {
    background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: white;
}

.female-student::before {
    content: "👩‍🎓";
    font-size: 3rem;
}

.floating-icon {
    position: absolute;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    animation: float 3s ease-in-out infinite;
}

.book-icon {
    background: #ef4444;
    top: -10px;
    right: -10px;
}

.award-icon {
    background: #fbbf24;
    top: -10px;
    left: -10px;
}

.student-badge {
    position: absolute;
    background: #10b981;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
    box-shadow: 0 5px 15px rgba(16, 185, 129, 0.3);
}

.student-1 .student-badge {
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
}

.student-2 .student-badge {
    bottom: -20px;
    right: 0;
}

.satisfaction {
    background: #fbbf24;
    color: #1f2937;
}

.video-button {
    position: absolute;
    top: 60%;
    left: 30%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: #fbbf24;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 8px 25px rgba(251, 191, 36, 0.4);
    transition: transform 0.3s ease;
}

.video-button:hover {
    transform: translate(-50%, -50%) scale(1.1);
}

.decorative-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.shape {
    position: absolute;
    background: rgba(16, 185, 129, 0.1);
}

.shape-1 {
    width: 60px;
    height: 60px;
    top: 10%;
    right: 10%;
    transform: rotate(45deg);
    border-radius: 10px;
}

.shape-2 {
    width: 40px;
    height: 40px;
    bottom: 20%;
    left: 10%;
    border-radius: 50%;
}

.shape-3 {
    width: 80px;
    height: 4px;
    top: 60%;
    right: 30%;
    border-radius: 2px;
}

/* Features Section */
.features {
    padding: 80px 0;
    background: white;
}

.features-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    text-align: center;
    padding: 2.5rem 2rem;
    border-radius: 20px;
    background: #f9fafb;
    transition: all 0.3s ease;
    border: 1px solid #f3f4f6;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    background: white;
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: #10b981;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 2rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1rem;
}

.feature-card p {
    color: #6b7280;
    line-height: 1.6;
    font-size: 1rem;
}

/* Animations */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* Responsive Design */
@media (max-width: 1200px) {
    .top-nav {
        gap: 1rem;
    }
    
    .bottom-nav {
        gap: 1rem;
        flex-wrap: wrap;
    }
    
    .nav-item {
        min-width: 40px;
    }
    
    .nav-item span {
        font-size: 0.7rem;
    }
}

@media (max-width: 768px) {
    .nav-container {
        gap: 0.5rem;
    }
    
    .top-nav {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .search-category {
        order: 3;
        width: 100%;
        max-width: none;
    }
    
    .search-container {
        width: 100%;
    }
    
    .bottom-nav {
        display: none;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero {
        padding: 200px 0 80px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-visual {
        height: 300px;
    }
    
    .student-avatar {
        width: 80px;
        height: 80px;
    }
    
    .male-student::before,
    .female-student::before {
        font-size: 2rem;
    }
    
    .video-button {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .features-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .btn {
        justify-content: center;
    }
    
    .student-avatar {
        width: 60px;
        height: 60px;
    }
    
    .male-student::before,
    .female-student::before {
        font-size: 1.5rem;
    }
}