@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;800&family=Outfit:wght@500;700&display=swap');

:root {
    --bg-dark: #0a0a0f;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.08);
    --border-glass: rgba(255, 255, 255, 0.1);
    --text-main: #f0f0f5;
    --text-muted: #a0a0b0;
    --primary: #4F46E5;
    --primary-glow: rgba(79, 70, 229, 0.5);
    --secondary: #06B6D4;
    --accent: #8B5CF6;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 15% 50%, rgba(79, 70, 229, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 85% 30%, rgba(139, 92, 246, 0.15) 0%, transparent 50%);
    background-attachment: fixed;
}

h1, h2, h3, h4, .brand {
    font-family: 'Outfit', sans-serif;
}

.glass {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    border-radius: 20px;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    transition: all 0.3s ease;
}

nav.scrolled {
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-glass);
    padding: 1rem 5%;
}

.brand {
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    cursor: pointer;
}

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

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

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background: var(--secondary);
    transition: width 0.3s ease;
}

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

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

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    padding: 0.8rem 1.8rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.6);
}

.btn-secondary {
    background: transparent;
    color: var(--text-main);
    padding: 0.8rem 1.8rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    border: 1px solid var(--border-glass);
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--secondary);
}

.btn-ai {
    background: linear-gradient(135deg, #FF0080, #7928CA);
    color: white;
    padding: 0.8rem 1.8rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 700;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 0 20px rgba(255, 0, 128, 0.5);
    animation: pulseGlow 2s infinite;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-ai:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 0 30px rgba(121, 40, 202, 0.8);
}

@keyframes pulseGlow {
    0% { box-shadow: 0 0 15px rgba(255, 0, 128, 0.4); }
    50% { box-shadow: 0 0 30px rgba(121, 40, 202, 0.7); }
    100% { box-shadow: 0 0 15px rgba(255, 0, 128, 0.4); }
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 5%;
    padding-top: 80px;
    position: relative;
}

.hero-content {
    flex: 1;
    max-width: 600px;
    z-index: 2;
}

.hero-title {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, #fff, var(--text-muted));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-title span {
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
}

.hero-image-wrapper {
    flex: 1;
    display: flex;
    justify-content: center;
    position: relative;
}

.hero-image-wrapper img {
    max-width: 100%;
    border-radius: 24px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    transform: perspective(1000px) rotateY(-5deg);
    transition: transform 0.5s ease;
    animation: float 6s ease-in-out infinite;
}

.hero-image-wrapper img:hover {
    transform: perspective(1000px) rotateY(0deg);
}

@keyframes float {
    0% { transform: translateY(0px) perspective(1000px) rotateY(-5deg); }
    50% { transform: translateY(-20px) perspective(1000px) rotateY(-5deg); }
    100% { transform: translateY(0px) perspective(1000px) rotateY(-5deg); }
}

.features {
    padding: 6rem 5%;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 4rem;
}

.section-title span {
    color: var(--secondary);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.feature-card {
    padding: 2.5rem;
    text-align: left;
    transition: transform 0.3s ease, background 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--secondary), var(--accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    background: var(--bg-card-hover);
}

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

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--secondary);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--text-muted);
}

.split-section {
    display: flex;
    align-items: center;
    padding: 6rem 5%;
    gap: 4rem;
}

.split-section.reverse {
    flex-direction: row-reverse;
}

.split-content {
    flex: 1;
}

.split-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.split-content p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.split-image {
    flex: 1;
}

.split-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.4);
    transition: transform 0.5s ease;
}

.split-image img:hover {
    transform: scale(1.02);
}

footer {
    background: #050508;
    padding: 4rem 5% 2rem;
    border-top: 1px solid var(--border-glass);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h4 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: var(--text-main);
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 0.8rem;
}

.footer-col ul a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-col ul a:hover {
    color: var(--secondary);
}

.footer-bottom {
    text-align: center;
    color: var(--text-muted);
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.05);
}

/* Modal Avatar */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(8px);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    display: flex;
    opacity: 1;
}

.modal-content {
    position: relative;
    width: 90%;
    max-width: 600px;
    height: 80vh;
    border-radius: 20px;
    overflow: hidden;
    background: var(--bg-dark);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8);
    animation: scaleIn 0.3s ease;
    transition: width 0.3s ease, height 0.3s ease, max-width 0.3s ease, border-radius 0.3s ease;
}

@keyframes scaleIn {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: rgba(0,0,0,0.5);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    color: var(--text-main);
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
}

.modal-close:hover {
    color: var(--secondary);
    background: rgba(0,0,0,0.8);
}

.modal-maximize {
    position: absolute;
    top: 15px;
    right: 70px;
    background: rgba(0,0,0,0.5);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    color: var(--text-main);
    font-size: 1.2rem;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
}

.modal-maximize:hover {
    color: var(--secondary);
    background: rgba(0,0,0,0.8);
}

.modal-content.maximized {
    width: 100vw;
    max-width: 100vw;
    height: 100vh;
    border-radius: 0;
}

.modal-content iframe {
    width: 100%;
    height: 100%;
    border: none;
}

@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 120px;
    }
    .hero-title { font-size: 2.5rem; }
    .hero-actions { justify-content: center; }
    .hero-image-wrapper { margin-top: 3rem; }
    .split-section, .split-section.reverse { flex-direction: column; text-align: center; }
    .nav-links { display: none; }
}