:root {
    --primary: #ff3e4e;
    --primary-dark: #d1001f;
    --secondary: #6a00f4;
    --accent: #00f0ff;
    --light: #0a0a12;
    --dark: #ffffff;
    --gray: #7a7a8c;
    --card-bg: rgba(20, 20, 30, 0.9);
    --sidebar-width: 280px;
    --border-radius: 24px;
    --border-radius-sm: 12px;
    --shadow: 0 8px 30px rgba(255, 62, 78, 0.3);
    --shadow-md: 0 4px 20px rgba(106, 0, 244, 0.4);
    --shadow-sm: 0 2px 15px rgba(0, 240, 255, 0.4);
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --neon-pink: #ff2d75;
    --neon-blue: #00f0ff;
    --neon-purple: #6a00f4;
    --neon-green: #00ff9d;
    --title-bar-height: 32px;
    --glow: 0 0 15px currentColor;
}

[data-theme="light"] {
    --primary: #ff3e4e;
    --primary-dark: #d1001f;
    --secondary: #6a00f4;
    --accent: #0077ff;
    --light: #f0f0ff;
    --dark: #0a0a12;
    --gray: #5a5a6c;
    --card-bg: rgba(255, 255, 255, 0.95);
    --neon-pink: #ff2d75;
    --neon-blue: #0077ff;
    --neon-purple: #6a00f4;
    --neon-green: #00cc7a;
}

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

body {
    background: var(--light);
    color: var(--dark);
    min-height: 100vh;
    overflow-x: hidden;
    font-family: 'Oxanium', 'Rubik', sans-serif;
    background-image:
        radial-gradient(circle at 10% 20%, rgba(106, 0, 244, 0.1) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(255, 45, 117, 0.1) 0%, transparent 20%);
}

.anime-particle {
    position: fixed;
    z-index: -1;
    opacity: 0.6;
    pointer-events: none;
    filter: blur(1px);
}

.particle-1 {
    top: 20%;
    left: 5%;
    width: 100px;
    animation: float 8s ease-in-out infinite, glow-pulse 4s infinite alternate;
    color: var(--neon-pink);
}

.particle-2 {
    bottom: 15%;
    right: 8%;
    width: 150px;
    animation: float 7s ease-in-out infinite reverse, glow-pulse 5s infinite alternate-reverse;
    color: var(--neon-blue);
}

.particle-3 {
    top: 60%;
    left: 15%;
    width: 80px;
    animation: float 9s ease-in-out infinite 2s, glow-pulse 3s infinite alternate 1s;
    color: var(--neon-purple);
}

.particle-4 {
    top: 30%;
    right: 20%;
    width: 120px;
    animation: float 6s ease-in-out infinite reverse 1s, glow-pulse 6s infinite alternate-reverse 0.5s;
    color: var(--neon-green);
}

.neon-circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(40px);
    opacity: 0.15;
    z-index: -1;
}

.circle-1 {
    width: 300px;
    height: 300px;
    background: var(--neon-purple);
    top: -100px;
    left: -100px;
    animation: pulse-scale 8s infinite alternate;
}

.circle-2 {
    width: 400px;
    height: 400px;
    background: var(--neon-blue);
    bottom: -150px;
    right: -150px;
    animation: pulse-scale 10s infinite alternate-reverse;
}

.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    position: relative;
    overflow: hidden;
}

.app-header {
    display: flex;
    align-items: center;
    padding: 16px 5%;
    background: var(--card-bg);
    border-bottom: 2px solid var(--neon-purple);
    box-shadow: var(--shadow-md);
    z-index: 100;
    position: relative;
    backdrop-filter: blur(10px);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-right: auto;
    text-decoration: none;
    transition: var(--transition);
}

.logo:hover {
    transform: translateY(-2px);
}

.logo-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--neon-pink), var(--neon-purple));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 22px;
    font-weight: bold;
    transform: rotate(-10deg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.logo:hover .logo-icon {
    transform: rotate(0deg) scale(1.1);
    box-shadow: 0 0 20px var(--neon-pink);
}

.logo-text {
    font-size: 24px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--neon-pink), var(--neon-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
    letter-spacing: -0.5px;
}

.nav-container {
    display: flex;
    align-items: center;
    gap: 16px;
}

.nav-btn {
    padding: 12px 20px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(106, 0, 244, 0.15);
    border: 1px solid var(--neon-purple);
    color: var(--dark);
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
    font-weight: 600;
    position: relative;
    overflow: hidden;
    text-decoration: none;
}

.nav-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: var(--transition);
}

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

.nav-btn i {
    margin-right: 8px;
    font-size: 16px;
}

.nav-btn:hover {
    background: var(--neon-purple);
    transform: translateY(-3px);
    box-shadow: var(--shadow-sm);
    color: white;
}

.nav-btn:active {
    transform: translateY(0);
}

.discord-btn {
    background: linear-gradient(135deg, #5865F2, #8B00FF);
    border: none;
    box-shadow: 0 4px 15px rgba(88, 101, 242, 0.4);
    color: white;
}

.discord-btn:hover {
    background: linear-gradient(135deg, #5865F2, #6A00F4);
    box-shadow: 0 8px 25px rgba(88, 101, 242, 0.6);
}

.login-btn {
    background: linear-gradient(135deg, var(--neon-pink), var(--primary));
    border: none;
    box-shadow: 0 4px 15px rgba(255, 62, 78, 0.4);
    color: white;
}

.login-btn:hover {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    box-shadow: 0 8px 25px rgba(255, 62, 78, 0.6);
}

.main-content {
    flex: 1;
    position: relative;
    padding: 60px 5%;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    z-index: 10;
    position: relative;
}

.hero-title {
    font-size: 64px;
    font-weight: 900;
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--neon-pink), var(--neon-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 30px rgba(0, 240, 255, 0.3);
    line-height: 1.2;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 22px;
    color: var(--gray);
    margin-bottom: 40px;
    line-height: 1.6;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.action-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.action-btn {
    padding: 18px 36px;
    border-radius: var(--border-radius-sm);
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.action-btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: inherit;
    z-index: -1;
    transition: var(--transition);
    opacity: 1;
}

.action-btn:hover::after {
    opacity: 0.8;
    transform: scale(1.05);
}

.action-btn i {
    margin-right: 12px;
    font-size: 20px;
}

.primary-btn {
    background: linear-gradient(135deg, var(--neon-pink), var(--neon-purple));
    color: white;
    box-shadow: var(--shadow);
}

.primary-btn:hover {
    transform: translateY(-5px) scale(1.03);
    box-shadow: 0 15px 35px rgba(255, 45, 117, 0.5);
}

.secondary-btn {
    background: rgba(106, 0, 244, 0.2);
    color: var(--dark);
    border: 1px solid var(--neon-purple);
    backdrop-filter: blur(5px);
}

.secondary-btn:hover {
    background: rgba(106, 0, 244, 0.3);
    transform: translateY(-5px);
    box-shadow: var(--shadow-sm);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 80px;
}

.feature-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 40px 30px;
    border: 1px solid rgba(106, 0, 244, 0.3);
    transition: var(--transition);
    text-align: left;
    backdrop-filter: blur(5px);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(106, 0, 244, 0.05), rgba(255, 45, 117, 0.05));
    z-index: -1;
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-md);
    border-color: var(--neon-purple);
}

.feature-icon {
    font-size: 40px;
    margin-bottom: 25px;
    color: var(--neon-blue);
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    transform: scale(1.2) rotate(10deg);
    color: var(--neon-pink);
}

.feature-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 18px;
    color: var(--dark);
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.feature-description {
    color: var(--gray);
    line-height: 1.7;
    font-size: 16px;
}

.screenshots-section {
    margin: 100px 0;
    position: relative;
}

.section-title {
    font-size: 36px;
    font-weight: 800;
    text-align: center;
    margin-bottom: 50px;
    background: linear-gradient(135deg, var(--neon-pink), var(--neon-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.screenshots-container {
    display: flex;
    gap: 30px;
    overflow-x: auto;
    padding: 20px 0;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
}

.screenshots-container::-webkit-scrollbar {
    display: none;
}

.screenshot-card {
    min-width: 300px;
    scroll-snap-align: start;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: var(--transition);
    position: relative;
    background: var(--card-bg);
    border: 1px solid rgba(106, 0, 244, 0.3);
}

.screenshot-card:hover {
    transform: translateY(-10px) scale(1.03);
    box-shadow: 0 15px 40px rgba(106, 0, 244, 0.4);
}

.screenshot-image {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-bottom: 1px solid rgba(106, 0, 244, 0.3);
}

.screenshot-info {
    padding: 20px;
}

.screenshot-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--dark);
}

.screenshot-desc {
    color: var(--gray);
    font-size: 14px;
    line-height: 1.6;
}

.screenshot-desc-section {
    margin: 100px 0;
}

.screenshot-desc-block {
    display: flex;
    align-items: center;
    gap: 50px;
    margin-bottom: 80px;
}

.screenshot-desc-block.reverse {
    flex-direction: row-reverse;
}

.screenshot-desc-image {
    flex: 1;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid rgba(106, 0, 244, 0.3);
}

.screenshot-desc-image:hover {
    transform: scale(1.02);
    box-shadow: 0 20px 50px rgba(106, 0, 244, 0.4);
}

.screenshot-desc-image img {
    width: 100%;
    height: auto;
    display: block;
}

.screenshot-desc-content {
    flex: 1;
}

.screenshot-desc-title {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--neon-pink), var(--neon-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.screenshot-desc-text {
    color: var(--gray);
    line-height: 1.8;
    font-size: 16px;
    margin-bottom: 25px;
}

.screenshot-desc-features {
    list-style: none;
}

.screenshot-desc-features li {
    margin-bottom: 15px;
    position: relative;
    padding-left: 30px;
    color: var(--dark);
}

.screenshot-desc-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 15px;
    height: 15px;
    background: var(--neon-blue);
    border-radius: 50%;
}

.demo-section {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 60px 5%;
    margin: 80px 0;
    text-align: center;
    border: 1px solid rgba(106, 0, 244, 0.3);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.demo-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(106, 0, 244, 0.05) 0%, transparent 70%);
    animation: rotate-bg 30s linear infinite;
    z-index: -1;
}

.demo-video-container {
    max-width: 800px;
    margin: 40px auto 0;
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    position: relative;
    border: 2px solid var(--neon-purple);
}

.demo-video {
    width: 100%;
    display: block;
}

.demo-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.3);
    opacity: 0;
    transition: var(--transition);
}

.demo-overlay:hover {
    opacity: 1;
}

.play-button {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 30px;
    border: 2px solid white;
    cursor: pointer;
    transition: var(--transition);
}

.play-button:hover {
    transform: scale(1.1);
    background: var(--neon-pink);
    border-color: var(--neon-pink);
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 40px;
    max-width: 600px;
    width: 90%;
    border: 1px solid var(--neon-purple);
    box-shadow: 0 20px 50px rgba(106, 0, 244, 0.5);
    position: relative;
    animation: modalFadeIn 0.3s ease-out;
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(106, 0, 244, 0.2);
    border: none;
    color: var(--dark);
    font-size: 20px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    background: var(--neon-pink);
    color: white;
    transform: rotate(90deg);
}

.modal-title {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--neon-pink), var(--neon-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.modal-subtitle {
    color: var(--gray);
    margin-bottom: 30px;
    font-size: 18px;
}

.download-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.download-option {
    background: rgba(106, 0, 244, 0.1);
    border-radius: var(--border-radius-sm);
    padding: 20px;
    border: 1px solid var(--neon-purple);
    transition: var(--transition);
    text-align: center;
    cursor: pointer;
}

.download-option:hover {
    background: rgba(106, 0, 244, 0.2);
    transform: translateY(-5px);
    box-shadow: var(--shadow-sm);
}

.download-option.active {
    background: rgba(106, 0, 244, 0.3);
    border-color: var(--neon-blue);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
}

.download-option-icon {
    font-size: 40px;
    margin-bottom: 15px;
    color: var(--neon-blue);
}

.download-option-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--dark);
}

.download-option-desc {
    color: var(--gray);
    font-size: 14px;
}

.download-btn {
    display: block;
    width: 100%;
    padding: 16px;
    border-radius: var(--border-radius-sm);
    background: linear-gradient(135deg, var(--neon-pink), var(--neon-purple));
    color: white;
    border: none;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 20px;
}

.download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(255, 45, 117, 0.5);
}

.system-requirements {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid rgba(106, 0, 244, 0.3);
}

.requirements-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--dark);
}

.requirements-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.requirements-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.requirements-icon {
    color: var(--neon-blue);
}

.requirements-text {
    color: var(--gray);
    font-size: 14px;
}

.footer {
    padding: 40px 5%;
    text-align: center;
    background: var(--card-bg);
    border-top: 1px solid rgba(106, 0, 244, 0.3);
    font-size: 16px;
    color: var(--gray);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(106, 0, 244, 0.03), rgba(255, 45, 117, 0.03));
    z-index: -1;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 25px;
    margin: 25px 0;
}

.social-link {
    color: var(--gray);
    font-size: 24px;
    transition: var(--transition);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(106, 0, 244, 0.1);
    border: 1px solid rgba(106, 0, 244, 0.3);
}

.social-link:hover {
    color: var(--neon-blue);
    transform: translateY(-5px) scale(1.1);
    background: rgba(106, 0, 244, 0.2);
    box-shadow: var(--shadow-sm);
}

.copyright {
    margin-top: 20px;
    font-size: 14px;
    opacity: 0.8;
}

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

@keyframes glow-pulse {
    0% { filter: drop-shadow(0 0 5px currentColor); opacity: 0.6; }
    50% { filter: drop-shadow(0 0 15px currentColor); opacity: 0.9; }
    100% { filter: drop-shadow(0 0 5px currentColor); opacity: 0.6; }
}

@keyframes pulse-scale {
    0% { transform: scale(1); opacity: 0.1; }
    50% { transform: scale(1.1); opacity: 0.15; }
    100% { transform: scale(1); opacity: 0.1; }
}

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

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

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-50px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(50px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes modalFadeIn {
    from { opacity: 0; transform: translateY(50px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 1s ease-out forwards;
}

.slide-in-left {
    animation: slideInLeft 1s ease-out forwards;
}

.slide-in-right {
    animation: slideInRight 1s ease-out forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }
.delay-4 { animation-delay: 0.8s; }
.delay-5 { animation-delay: 1s; }

@media (max-width: 1024px) {
    .hero-title {
        font-size: 48px;
    }
    
    .hero-subtitle {
        font-size: 20px;
    }
    
    .feature-card {
        padding: 30px 20px;
    }

    .screenshot-desc-block {
        flex-direction: column;
        gap: 30px;
    }

    .screenshot-desc-block.reverse {
        flex-direction: column;
    }

    .screenshot-desc-image,
    .screenshot-desc-content {
        flex: none;
        width: 100%;
    }

    .requirements-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .app-header {
        padding: 12px 5%;
    }

    .logo-text {
        font-size: 20px;
    }

    .nav-btn span {
        display: none;
    }

    .nav-btn i {
        margin-right: 0;
        font-size: 18px;
    }

    .nav-btn {
        width: 50px;
        height: 50px;
        padding: 0;
        border-radius: 50%;
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .action-buttons {
        flex-direction: column;
        gap: 15px;
    }

    .action-btn {
        padding: 16px 24px;
        width: 100%;
        font-size: 16px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 28px;
    }

    .demo-section {
        padding: 40px 5%;
    }

    .screenshot-desc-title {
        font-size: 24px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 32px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .screenshot-card {
        min-width: 250px;
    }

    .modal-content {
        padding: 30px 20px;
    }

    .download-options {
        grid-template-columns: 1fr;
    }
}