:root {
    /* Primary Colors */
    --color-primary: hsl(220, 90%, 56%);
    --color-primary-light: hsl(220, 90%, 65%);
    --color-primary-dark: hsl(220, 90%, 45%);
    
    /* Secondary Colors */
    --color-secondary: hsl(260, 85%, 60%);
    --color-secondary-light: hsl(260, 85%, 70%);
    
    /* Accent Colors */
    --color-accent: hsl(170, 80%, 45%);
    --color-accent-light: hsl(170, 80%, 55%);
    
    /* Background Colors */
    --bg-primary: hsl(225, 30%, 8%);
    --bg-secondary: hsl(225, 25%, 12%);
    --bg-card: hsla(225, 30%, 15%, 0.6);
    --bg-card-hover: hsla(225, 30%, 18%, 0.8);
    
    /* Text Colors */
    --text-primary: hsl(0, 0%, 100%);
    --text-secondary: hsl(220, 20%, 75%);
    --text-muted: hsl(220, 15%, 55%);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    --gradient-accent: linear-gradient(135deg, var(--color-accent), var(--color-primary));
    --gradient-bg: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    --gradient-card: linear-gradient(145deg, hsla(225, 30%, 20%, 0.4), hsla(225, 30%, 10%, 0.4));
    
    /* Glass Effect */
    --glass-bg: hsla(225, 30%, 15%, 0.4);
    --glass-border: hsla(0, 0%, 100%, 0.08);
    --glass-shadow: 0 8px 32px hsla(0, 0%, 0%, 0.3);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-bounce: 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--gradient-bg);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.background-orbs {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 20s infinite ease-in-out;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--color-primary);
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: var(--color-secondary);
    bottom: -150px;
    left: -150px;
    animation-delay: -7s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: var(--color-accent);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -14s;
    opacity: 0.3;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    25% {
        transform: translate(50px, -50px) scale(1.1);
    }
    50% {
        transform: translate(-30px, 30px) scale(0.95);
    }
    75% {
        transform: translate(-50px, -30px) scale(1.05);
    }
}

.container {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-xl) var(--space-md);
}

.page-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
    animation: fadeInUp 0.8s ease forwards;
}

.badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: var(--gradient-primary);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: var(--space-md);
    animation: pulse 2s infinite;
}

.title {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 800;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-sm);
    line-height: 1.1;
}

.subtitle {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
    font-weight: 400;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

.card {
    position: relative;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--glass-shadow);
    transition: all var(--transition-normal);
    opacity: 0;
    transform: translateY(40px);
    animation: cardEntrance 0.7s ease forwards;
}

.card[data-delay="0"] { animation-delay: 0.1s; }
.card[data-delay="1"] { animation-delay: 0.2s; }
.card[data-delay="2"] { animation-delay: 0.3s; }
.card[data-delay="3"] { animation-delay: 0.4s; }

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
}

.card:hover {
    transform: translateY(-8px) scale(1.02);
    background: var(--bg-card-hover);
    border-color: hsla(220, 90%, 56%, 0.3);
    box-shadow: 
        0 20px 60px hsla(0, 0%, 0%, 0.4),
        0 0 40px hsla(220, 90%, 56%, 0.15);
}

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

.card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, hsla(220, 90%, 56%, 0.1) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-normal);
    pointer-events: none;
}

.card:hover .card-glow {
    opacity: 1;
}

.card-content {
    padding: var(--space-lg);
    position: relative;
    z-index: 1;
}


.card-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
    transition: all var(--transition-bounce);
}

.card-icon svg {
    width: 28px;
    height: 28px;
    color: var(--text-primary);
}

.card:hover .card-icon {
    transform: scale(1.1) rotate(-5deg);
    box-shadow: 0 8px 25px hsla(220, 90%, 56%, 0.4);
}

.card-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
    line-height: 1.3;
    transition: color var(--transition-fast);
}

.card:hover .card-title {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}


.card-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: var(--space-sm);
    background: hsla(0, 0%, 100%, 0.03);
    border-radius: var(--radius-sm);
    border: 1px solid hsla(0, 0%, 100%, 0.05);
    transition: all var(--transition-fast);
}

.detail-item:hover {
    background: hsla(0, 0%, 100%, 0.06);
    border-color: hsla(0, 0%, 100%, 0.1);
}

.detail-icon {
    display: none;
}

.detail-label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

.detail-value {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-lg);
    background: var(--gradient-primary);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
    width: 100%;
}

.btn svg {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-normal);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, hsla(0, 0%, 100%, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 
        0 10px 30px hsla(220, 90%, 56%, 0.4),
        0 0 20px hsla(220, 90%, 56%, 0.2);
}

.btn:hover::before {
    left: 100%;
}

.btn:hover svg {
    transform: translateX(4px);
}

.btn:active {
    transform: translateY(0) scale(0.98);
}

.ripple {
    position: absolute;
    border-radius: 50%;
    background: hsla(0, 0%, 100%, 0.3);
    transform: scale(0);
    animation: ripple 0.6s linear;
    pointer-events: none;
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

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

@keyframes cardEntrance {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 hsla(220, 90%, 56%, 0.4);
    }
    50% {
        box-shadow: 0 0 0 8px hsla(220, 90%, 56%, 0);
    }
}

@media (max-width: 900px) {
    .cards-grid {
        gap: var(--space-md);
    }
    
    .card-content {
        padding: var(--space-md);
    }
    
    .card-title {
        font-size: 1.2rem;
    }
}

@media (max-width: 700px) {
    .container {
        padding: var(--space-lg) var(--space-sm);
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .page-header {
        margin-bottom: var(--space-xl);
    }
    
    .badge {
        font-size: 0.65rem;
        padding: 6px 14px;
    }
    
    .card-details {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .orb-1 {
        width: 300px;
        height: 300px;
    }
    
    .orb-2 {
        width: 250px;
        height: 250px;
    }
    
    .orb-3 {
        width: 200px;
        height: 200px;
    }
}

@media (max-width: 400px) {
    .card-details {
        grid-template-columns: 1fr;
    }
    
    .btn {
        padding: 14px var(--space-md);
        font-size: 0.9rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .orb {
        animation: none;
    }
}

.btn:focus-visible {
    outline: 2px solid var(--color-primary-light);
    outline-offset: 3px;
}

.card:focus-within {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}