:root {
--primary-gradient: #EC2825;
--accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
--text-secondary: #4a5568;
--bg-primary: #ffffff;   
--border-light: #f1f5f9;

--shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

--spacing-xs: 0.5rem;
--spacing-sm: 1rem;
--spacing-md: 1.2rem;
--spacing-lg: 2rem;
--spacing-xl: 3rem;
}
/* Typography System */
.display-1 {
    font-size: 50px;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
}
.heading-2 {
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    font-weight: 600;
    line-height: 1.4;
}
/* Layout Components */
.section {
    padding: var(--spacing-xl) 0;
}
.section p{
    font-size: 18px;
}
.section a{
    font-size: 18px;
    text-decoration: none; 
}
.section-lg {
    padding: 6rem 0;
}
.container-custom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}
/* Card System */
.card-modern {
    background: var(--bg-primary);
    border-radius: 1.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}
.card-modern:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}
/* Hero Section */
.hero-section {
    min-height: 80vh;
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
}
.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(12, 12, 12, 0.1) 0%, rgba(0,0,0,0.6) 100%);
    z-index: 2;
}
.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: white;
    padding: 0 var(--spacing-sm);
    max-width: 100%;
}
.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    object-fit: cover;
    z-index: 1;
    opacity: 0.8;
}
.breadcrumb-modern {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 1rem;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.3);
    position: absolute;
    top: 2rem;
    left: 2rem;
    z-index: 4;
}
.syj{
    color: rgba(255, 255, 255, 0.8) !important;
    position: relative !important;
    top: 0rem;
    left: 0rem;
}
.breadcrumb-modern a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}
.breadcrumb-modern a:hover {
    color: white;
}
/* Feature Sections */
.feature-section {
    background: #f7fafc;
}

.tab-container {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
}
.tab-button {
    background: var(--bg-primary);
    border: 2px solid #e2e8f0;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
}
.tab-button.active {
    background: var(--primary-gradient);
    color: white;
    border-color: transparent;
    box-shadow: var(--shadow-md);
}
.tab-button:hover:not(.active) {
    border-color: #EC2825;
    color: #EC2825;
}
.tab-content {
    background: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: 1.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}
.tab-content h3 {
    color: #EC2825;
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}
.tab-content ul {
    list-style: none;
    padding: 0;
}
.tab-content li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-lg);
    position: relative;
    color: var(--text-secondary);
    line-height: 1.6;
}
.tab-content li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: red;
    font-weight: bold;
}
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-md);
}
.tool-card {
    background: var(--bg-primary);
    padding: 20px 20px 10px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.tool-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}
.tool-card img {
    width: 42px;
    height: 42px;
    object-fit: contain;
    margin-bottom: var(--spacing-sm);
}
.tool-card p {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin: 0;
}
.career-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
}
.career-card {
    background: var(--bg-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 12px;
    text-align: center;
    font-weight: 600;
    color: var(--text-primary);
    border: 2px solid var(--border-light);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    font-size: 0.9rem;
}
.career-card:hover {
    background: var(--primary-gradient);
    color: white;
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}
.stat-card {
    background: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: 1.5rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.stat-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}
.stat-icon {
    width: 68px;
    height: 68px;
    margin: 0 auto var(--spacing-md);
    background: var(--accent-gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.stat-icon img {
    width: 40px;
    height: 40px;
}
.stat-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}
.stat-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
}
.why-arena-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
    height: 100%;
}
.why-arena-container {
    display: flex;
    align-items: stretch;
    min-height: 500px;
}
.why-arena-left {
    flex: 1;
    display: flex;
}
.why-arena-right {
    flex: 1.2;
    display: flex;
    flex-direction: column;
}
.why-arena-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 1.5rem;
}
.why-card {
    background: var(--bg-primary);
    padding: var(--spacing-sm);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.why-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var( --accent-gradient);
    opacity: 0;
    transition: all 0.4s ease;
    transform: translateX(-100%);
}
.why-card:hover::before {
    opacity: 1;
    transform: translateX(0);
}
.why-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}
.why-card:hover .why-content {
    color: white;
}
.why-card:hover .why-icon {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}
.why-content {
    position: relative;
    z-index: 2;
    transition: color 0.4s ease;
    text-align: center;
}
.why-icon {
    width: 50px;
    height: 50px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-xs);
    color: white;
    font-size: 1.25rem;
    transition: all 0.4s ease;
    box-shadow: var(--shadow-md);
}
.why-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
    transition: color 0.4s ease;
    line-height: 1.3;
}
.why-desc {
    color: var(--text-secondary);
    line-height: 1.5;
    font-size: 14px;
    transition: color 0.4s ease;
}
.why-image-container {
    position: relative;
    overflow: hidden;
    border-radius: 1.5rem;
    box-shadow: var(--shadow-xl);
}
.why-image-container::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}
.why-image-container:hover::after {
    opacity: 1;
}
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.fade-in-up.animate {
    opacity: 1;
    transform: translateY(0);
}
.fade-in-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.fade-in-left.animate {
    opacity: 1;
    transform: translateX(0);
}
.fade-in-right {
    opacity: 0;
    transform: translateX(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.fade-in-right.animate {
    opacity: 1;
    transform: translateX(0);
}

@media (max-width: 992px) {
.tools-grid {
    grid-template-columns: repeat(4, 1fr);
}
.career-grid {
    grid-template-columns: repeat(2, 1fr);
}
.why-arena-grid {
    grid-template-columns: repeat(2, 1fr);
}
}

@media (max-width: 768px) {
.section {
    padding: var(--spacing-xl) 0;
}
.container-custom {
    padding: 0 var(--spacing-sm);
}
.hero-section {
    min-height: 70vh;
    padding: var(--spacing-lg) 0;
}
.hero-content h1 {
    font-size: 35px;
    line-height: 1.2;
}
.hero-content p {
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
}
.breadcrumb-modern {
    top: 2rem;
    margin-bottom: var(--spacing-md);
    display: inline-block;
}
.syj{
    top: 0.5rem !important;
}
.heading-2 {
    font-size: clamp(1.125rem, 4vw, 1.75rem);
}
.tools-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
}
.tool-card {
    padding: var(--spacing-sm);
}
.tool-card img {
    width: 36px;
    height: 36px;
}
.tool-card p {
    font-size: 0.75rem;
}
.career-grid {
    gap: var(--spacing-xs);
}
.career-card {
    padding: var(--spacing-sm);
    font-size: 0.875rem;
}
.stats-grid {
    gap: var(--spacing-md);
}
.stat-card {
    padding: var(--spacing-md);
}
.why-arena-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}
.why-arena-container {
    min-height: auto;
}
.why-arena-right {
    flex: 1;
}
.why-card {
    padding: var(--spacing-md);
}
.tab-button {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.875rem;
}
.tab-content {
    padding: var(--spacing-md);
}
.d-flex.justify-content-center {
    flex-direction: column;
    align-items: center;
}
}
@media (max-width: 480px) {
.hero-section {
    min-height: 50vh;
}
.hero-content h1 {
    font-size: 30px;
    margin-top: 3rem;
}
.breadcrumb-modern {
    padding: var(--spacing-xs);
    font-size: 0.875rem;
    left: 0.5rem;
}
.hero-content p {
    font-size: 0.85rem;
}
.tools-grid {
    grid-template-columns: repeat(2, 1fr);
}
.container-custom {
    padding: 0 0.75rem;
}
}

/* Utility Classes */
.text-center { text-align: center; }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.d-none { display: none; }
.w-full { width: 100%; }

/* Mobile-specific utilities */
@media (max-width: 768px) {
.mobile-stack {
    flex-direction: column !important;
}
.mobile-center {
    text-align: center !important;
}
.mobile-full-width {
    width: 100% !important;
}
.mobile-small-text {
    font-size: 0.875rem !important;
}
}
.img-top {
    margin-top: -40px;
}

@media (max-width: 1050px) {
    .img-top {
        margin-top: 0;
    }
}