:root {
    --primary-color: #002f6c;
    --secondary-color: #0056b3;
    --accent-color: #17a2b8;
    --success-color: #28a745;
    --text-color: #333;
    --light-bg: #f8f9fa;
    --white: #ffffff;
}

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

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-color);
    line-height: 1.7;
    overflow-x: hidden;
}

/* Loading Screen */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-color);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease-out;
}

#loading-screen.fade-out {
    opacity: 0;
    pointer-events: none;
}

.loader {
    width: 60px;
    height: 60px;
    border: 5px solid rgba(255, 255, 255, 0.3);
    border-top: 5px solid var(--white);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}



  .hover-lift {
    transition: all 0.3s ease;
  }
  
  .hover-lift:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15) !important;
  }
  
  .icon-circle {
    transition: all 0.3s ease;
  }
  
  .hover-lift:hover .icon-circle {
    transform: scale(1.1);
  }
  
  .card-text a:hover {
    text-decoration: underline !important;
  }
.btn-color{
    border: 1px solid var(--primary-color);
    transition: 0.5s;
}
.btn-color:hover{
    background-color: var(--primary-color);
    color: white;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.loading-text {
    color: var(--white);
    margin-top: 20px;
    font-size: 1.2rem;
    font-weight: 500;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-section h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 30px;
    line-height: 1.2;
}

.hero-section .subtitle {
    font-size: 1.4rem;
    margin-bottom: 40px;
    opacity: 0.95;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn-custom {
    padding: 16px 40px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-primary-custom {
    background: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--white);
}

.btn-primary-custom:hover {
    background: transparent;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.btn-outline-custom {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-outline-custom:hover {
    background: var(--white);
    color: var(--primary-color);
    transform: translateY(-2px);
}

/* Content Sections */
.content-section {
    padding: 80px 0;
}

.content-section.bg-light {
    background: var(--light-bg);
}

.section-header {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--text-color);
    line-height: 1.8;
}

.content-block h3 {
    font-size: 2rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.content-block h4 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
    margin: 30px 0 15px;
}

.content-block p {
    font-size: 1.05rem;
    margin-bottom: 20px;
    line-height: 1.8;
}

.content-block ul {
    list-style: none;
    padding-left: 0;
    margin: 20px 0;
}

.content-block ul li {
    padding-left: 35px;
    position: relative;
    margin-bottom: 15px;
    font-size: 1.05rem;
    line-height: 1.7;
}



/* Numbered List */
.numbered-list {
    counter-reset: item;
    padding-left: 0;
}

.numbered-list li {
    counter-increment: item;
    padding-left: 50px;
}

.numbered-list li::before {
    content: counter(item);
    font-family: 'Inter', sans-serif;
    background: var(--primary-color);
    color: var(--white);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

/* Feature Cards */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.feature-card {
    background: var(--white);
    padding: 35px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border-top: 4px solid var(--primary-color);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
}

.feature-icon i {
    font-size: 30px;
    color: var(--white);
}

.feature-card h4 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.feature-card p {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 0;
}

/* Top 15 Grid */
.top-15-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 25px;
    margin-top: 50px;
}

.top-15-item {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border-left: 5px solid var(--primary-color);
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.top-15-item:hover {
    transform: translateX(5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.12);
}

.top-15-number {
    min-width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
}

.top-15-content h5 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.top-15-content p {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 0;
}

/* Highlight Box */
.highlight-box {
    background: linear-gradient(135deg, rgba(0, 47, 108, 0.05) 0%, rgba(0, 86, 179, 0.05) 100%);
    padding: 40px;
    border-radius: 12px;
    border-left: 5px solid var(--primary-color);
    margin: 30px 0;
}

.highlight-box h4 {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 15px;
}

/* CTA Section */
.cta-section {
    background: var(--primary-color);
    color: var(--white);
    padding: 80px 0;
    text-align: center;
}

.cta-section h2 {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 25px;
}

.cta-section p {
    font-size: 1.3rem;
    margin-bottom: 40px;
    opacity: 0.95;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Scroll to Top Button */
#scrollTopBtn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    z-index: 1000;
}

#scrollTopBtn:hover {
    background: var(--secondary-color);
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

#scrollTopBtn.show {
    display: flex;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2.2rem;
    }

    .hero-section .subtitle {
        font-size: 1.1rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .content-section {
        padding: 60px 0;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .btn-custom {
        width: 100%;
        max-width: 300px;
    }

    .feature-grid,
    .top-15-grid {
        grid-template-columns: 1fr;
    }

    #scrollTopBtn {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 20px;
    }
}

/* Utility Classes */
.mb-4 {
    margin-bottom: 1.5rem;
}

.mb-5 {
    margin-bottom: 3rem;
}

.mt-4 {
    margin-top: 1.5rem;
}

.mt-5 {
    margin-top: 3rem;
}

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