:root {
    --primary-purple: #8b5cf6;
    --dark-purple: #6d28d9;
    --light-purple: #a78bfa;
    --accent-purple: #c084fc;
    --bg-dark: #0f0a1e;
    --bg-darker: #0a0614;
    --bg-card: #1a1333;
    --text-light: #f3f4f6;
    --text-gray: #9ca3af;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-darker);
    color: var(--text-light);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Animated background */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    background: linear-gradient(135deg, var(--bg-darker) 0%, var(--bg-dark) 50%, #1a0b2e 100%);
    pointer-events: none;
}

.animated-bg::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 20% 50%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(192, 132, 252, 0.1) 0%, transparent 50%);
    animation: bgMove 20s ease-in-out infinite;
}

@keyframes bgMove {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-50px, -50px); }
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(139, 92, 246, 0.2);
    padding: 1rem 2rem;
    z-index: 1000;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mobile-nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 1002;
    padding: 0.5rem;
    position: relative;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
}

.logo img {
    height: 50px;
    width: 50px;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.5);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.logo:hover img {
    transform: scale(1.05) rotateY(10deg);
    box-shadow: 0 0 30px rgba(139, 92, 246, 0.8);
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-purple), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
    align-items: center;
}

.nav-links a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-purple);
    transition: width 0.3s ease;
}

.nav-links a:hover {
    color: var(--primary-purple);
}

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

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    position: relative;
    overflow: hidden;
    z-index: 200;
    pointer-events: auto;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--primary-purple), var(--dark-purple));
    color: white;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(139, 92, 246, 0.6);
}

.btn-secondary {
    background: rgba(139, 92, 246, 0.1);
    color: var(--primary-purple);
    border: 2px solid var(--primary-purple);
}

.btn-secondary:hover {
    background: rgba(139, 92, 246, 0.2);
    transform: translateY(-2px);
}

/* Cards with 3D effect */
.card {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(139, 92, 246, 0.2);
    transition: all 0.4s ease;
    position: relative;
    overflow: visible;
    z-index: 100;
}

.card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.card:hover {
    transform: translateY(-10px) rotateX(5deg);
    box-shadow: 0 20px 40px rgba(139, 92, 246, 0.3);
    border-color: var(--primary-purple);
}

.card:hover::before {
    opacity: 1;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6rem 2rem 2rem;
    position: relative;
}

.hero-content {
    max-width: 1400px;
    text-align: center;
    z-index: 1;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary-purple), var(--accent-purple), #fff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 1s ease;
}

.hero p {
    font-size: 1.5rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    animation: fadeInUp 1s ease 0.4s both;
}

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

/* Floating elements */
.floating-element {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-purple), var(--accent-purple));
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
    pointer-events: none;
    z-index: 1;
}

.floating-element:nth-child(1) {
    width: 100px;
    height: 100px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-element:nth-child(2) {
    width: 150px;
    height: 150px;
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.floating-element:nth-child(3) {
    width: 80px;
    height: 80px;
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-30px) rotate(180deg);
    }
}

/* Section */
.section {
    padding: 5rem 2rem;
    position: relative;
    z-index: 100;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    font-size: 3rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    background: linear-gradient(135deg, var(--primary-purple), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Grid */
.grid {
    display: grid;
    gap: 2rem;
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
}

/* Form styles */
.form-group {
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 200;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-light);
    font-weight: 500;
    position: relative;
    z-index: 200;
}

.form-input {
    width: 100%;
    padding: 1rem;
    background: rgba(139, 92, 246, 0.05);
    border: 2px solid rgba(139, 92, 246, 0.2);
    border-radius: 12px;
    color: var(--text-light);
    font-size: 1rem;
    transition: all 0.3s ease;
    position: relative;
    z-index: 200;
    pointer-events: auto;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-purple);
    background: rgba(139, 92, 246, 0.1);
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.2);
    z-index: 201;
}

.form-input::placeholder {
    color: var(--text-gray);
}

select.form-input {
    cursor: pointer;
}

textarea.form-input {
    resize: vertical;
    min-height: 100px;
}

/* Utility classes */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

/* Loading spinner */
.spinner {
    border: 3px solid rgba(139, 92, 246, 0.1);
    border-top: 3px solid var(--primary-purple);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 2rem auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Links */
a {
    position: relative;
    z-index: 200;
    pointer-events: auto;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .hero {
        padding: 8rem 1rem 4rem;
    }
    
    .mobile-nav-toggle {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        top: 80px;
        right: -100%;
        width: 250px;
        height: calc(100vh - 80px);
        background: var(--bg-card);
        flex-direction: column;
        padding: 2rem 0;
        transition: right 0.3s ease;
        border-left: 1px solid rgba(139, 92, 246, 0.2);
        box-shadow: -2px 0 10px rgba(0, 0, 0, 0.5);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links li {
        margin: 0;
        padding: 0;
    }
    
    .nav-links a {
        display: block;
        padding: 1rem 2rem;
        border-bottom: 1px solid rgba(139, 92, 246, 0.1);
    }
    
    .navbar {
        padding: 1rem;
    }
    
    .logo-text {
        font-size: 1.2rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .grid-2, .grid-3 {
        grid-template-columns: 1fr;
    }
    
    .card {
        padding: 1.5rem;
    }
    
    .section {
        padding: 3rem 1rem;
    }
    
    /* Mobile sidebar */
    .sidebar {
        position: fixed;
        left: -280px;
        transition: left 0.3s ease;
        z-index: 1000;
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.5);
    }
    
    .sidebar.active {
        left: 0;
    }
    
    .main-content {
        margin-left: 0 !important;
        padding: 6rem 1rem 2rem !important;
    }
    
    /* Mobile menu toggle */
    .mobile-menu-toggle {
        display: block;
        position: fixed;
        top: 90px;
        left: 10px;
        z-index: 1001;
        background: var(--primary-purple);
        color: white;
        border: none;
        padding: 0.75rem 1rem;
        border-radius: 8px;
        cursor: pointer;
        font-size: 1rem;
        box-shadow: 0 4px 10px rgba(139, 92, 246, 0.5);
    }
    
    /* Improve button visibility on mobile */
    .btn {
        font-size: 0.9rem;
        padding: 0.65rem 1.2rem;
    }
    
    /* Better form inputs on mobile */
    .form-input {
        font-size: 16px; /* Prevents zoom on iOS */
    }
}

/* Mobile menu toggle - hidden on desktop */
.mobile-menu-toggle {
    display: none;
}

/* Glassmorphism effect */
.glass {
    background: rgba(26, 19, 51, 0.7);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(139, 92, 246, 0.2);
}

/* Glow effect */
.glow {
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.5);
}

.glow:hover {
    box-shadow: 0 0 30px rgba(139, 92, 246, 0.8);
}