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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    background-color: #09090b;
    color: #fafafa;
    overflow-x: hidden;
    line-height: 1.6;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Header */
#header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    transition: all 0.3s ease;
}

#header.scrolled {
    background-color: rgba(9, 9, 11, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid #27272a;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    width: 3rem;
    height: 3rem;
    background: linear-gradient(to bottom right, #dc2626, #991b1b);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.25rem;
    box-shadow: 0 10px 25px rgba(220, 38, 38, 0.3);
}

.logo-text {
    font-size: 1.5rem;
    font-weight: bold;
}

.desktop-nav {
    display: none;
    align-items: center;
    gap: 2rem;
}

@media (min-width: 768px) {
    .desktop-nav {
        display: flex;
    }
}

.nav-link {
    color: #d4d4d8;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-link:hover {
    color: #fafafa;
}

.mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: #fafafa;
    padding: 0.5rem;
    cursor: pointer;
    border-radius: 0.5rem;
    transition: background-color 0.2s;
}

.mobile-menu-btn:hover {
    background-color: #27272a;
}

@media (min-width: 768px) {
    .mobile-menu-btn {
        display: none;
    }
}

.mobile-menu {
    display: none;
    background-color: #18181b;
    border-top: 1px solid #27272a;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu-content {
    padding: 1.5rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.mobile-nav-link {
    color: #d4d4d8;
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0;
    transition: color 0.2s;
}

.mobile-nav-link:hover {
    color: #fafafa;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.5rem;
    border-radius: 0.75rem;
    font-weight: 500;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.btn-primary {
    background-color: #dc2626;
    color: #fff;
    box-shadow: 0 10px 25px rgba(220, 38, 38, 0.3);
}

.btn-primary:hover {
    background-color: #b91c1c;
    box-shadow: 0 10px 25px rgba(220, 38, 38, 0.5);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: #fff;
    border: 2px solid #3f3f46;
    backdrop-filter: blur(4px);
}

.btn-outline:hover {
    border-color: #52525b;
    background-color: rgba(24, 24, 27, 0.5);
}

.btn-secondary {
    background-color: #27272a;
    color: #fff;
}

.btn-secondary:hover {
    background-color: #3f3f46;
}

.btn-large {
    padding: 1.25rem 2rem;
    font-size: 1.125rem;
    border-radius: 0.75rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 5rem;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(69, 10, 10, 0.2), #09090b, #09090b);
}

.hero-glow {
    position: absolute;
    width: 24rem;
    height: 24rem;
    border-radius: 50%;
    filter: blur(80px);
}

.hero-glow-1 {
    top: 25%;
    left: 25%;
    background-color: rgba(220, 38, 38, 0.1);
    animation: pulse 3s ease-in-out infinite;
}

.hero-glow-2 {
    bottom: 25%;
    right: 25%;
    background-color: rgba(153, 27, 27, 0.1);
    animation: pulse 3s ease-in-out infinite 1s;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.hero-container {
    position: relative;
    z-index: 10;
    padding: 5rem 1rem;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(69, 10, 10, 0.5);
    border: 1px solid rgba(153, 27, 27, 0.3);
    border-radius: 9999px;
    padding: 0.75rem 1.5rem;
    margin-bottom: 2rem;
    backdrop-filter: blur(4px);
}

.hero-badge span {
    color: #f87171;
    font-weight: 500;
}

.hero-title {
    font-size: 4rem;
    font-weight: bold;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    background: linear-gradient(to right, #fafafa, #d4d4d8, #a1a1aa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@media (min-width: 640px) {
    .hero-title {
        font-size: 5rem;
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: 6rem;
    }
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #a1a1aa;
    margin-bottom: 3rem;
    max-width: 48rem;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
}

@media (min-width: 640px) {
    .hero-subtitle {
        font-size: 1.5rem;
    }
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 5rem;
}

@media (min-width: 640px) {
    .hero-buttons {
        flex-direction: row;
    }
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    max-width: 64rem;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .hero-stats {
        grid-template-columns: repeat(3, 1fr);
    }
}

.stat-card {
    background-color: rgba(24, 24, 27, 0.5);
    backdrop-filter: blur(4px);
    border: 1px solid #27272a;
    border-radius: 1rem;
    padding: 1.5rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: bold;
    color: #ef4444;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #a1a1aa;
}

/* Features Section */
.features {
    padding: 8rem 0;
    background-color: #09090b;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-title {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 1.5rem;
}

@media (min-width: 640px) {
    .section-title {
        font-size: 4rem;
    }
}

.section-subtitle {
    font-size: 1.25rem;
    color: #a1a1aa;
    max-width: 42rem;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.feature-card {
    background-color: rgba(24, 24, 27, 0.5);
    backdrop-filter: blur(4px);
    border: 1px solid #27272a;
    border-radius: 1rem;
    padding: 2rem;
    transition: all 0.3s ease;
}

.feature-card:hover {
    border-color: rgba(153, 27, 27, 0.5);
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(220, 38, 38, 0.1);
}

.feature-icon {
    width: 3.5rem;
    height: 3.5rem;
    background-color: rgba(69, 10, 10, 0.5);
    border: 1px solid rgba(153, 27, 27, 0.3);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: background-color 0.3s;
}

.feature-icon svg {
    width: 1.75rem;
    height: 1.75rem;
    color: #ef4444;
}

.feature-card:hover .feature-icon {
    background-color: rgba(153, 27, 27, 0.5);
}

.feature-title {
    font-size: 1.25rem;
    font-weight: bold;
    margin-bottom: 0.75rem;
}

.feature-description {
    color: #a1a1aa;
    line-height: 1.6;
}

/* Premium Section */
.premium {
    padding: 8rem 0;
    background: linear-gradient(to bottom, #09090b, #18181b);
    position: relative;
    overflow: hidden;
}

.premium-bg {
    position: absolute;
    inset: 0;
}

.premium-glow {
    position: absolute;
    top: 0;
    left: 50%;
    width: 24rem;
    height: 24rem;
    background-color: rgba(220, 38, 38, 0.05);
    border-radius: 50%;
    filter: blur(80px);
}

.premium-container {
    position: relative;
    z-index: 10;
}

.premium-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(69, 10, 10, 0.5);
    border: 1px solid rgba(153, 27, 27, 0.3);
    border-radius: 9999px;
    padding: 0.75rem 1.5rem;
    margin-bottom: 1.5rem;
}

.premium-badge span {
    color: #f87171;
    font-weight: 500;
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 4rem;
}

@media (min-width: 768px) {
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .pricing-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.pricing-card {
    position: relative;
    background-color: rgba(24, 24, 27, 0.5);
    backdrop-filter: blur(4px);
    border: 1px solid #27272a;
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    transform: scale(1.05);
}

.pricing-popular {
    border-color: #dc2626;
    box-shadow: 0 20px 40px rgba(220, 38, 38, 0.2);
}

.popular-badge {
    position: absolute;
    top: -1rem;
    left: 50%;
    transform: translateX(-50%);
    background-color: #dc2626;
    color: #fff;
    font-size: 0.875rem;
    font-weight: bold;
    padding: 0.25rem 1rem;
    border-radius: 9999px;
    box-shadow: 0 4px 10px rgba(220, 38, 38, 0.3);
}

.pricing-name {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
}

.pricing-price {
    margin-bottom: 1rem;
}

.price-amount {
    font-size: 3rem;
    font-weight: bold;
}

.price-currency {
    font-size: 1.25rem;
    color: #a1a1aa;
}

.pricing-price-special {
    margin-bottom: 1rem;
}

.price-special {
    font-size: 1.5rem;
    font-weight: bold;
    color: #ef4444;
}

.pricing-period {
    color: #a1a1aa;
    margin-bottom: 2rem;
}

.premium-features {
    background-color: rgba(24, 24, 27, 0.5);
    backdrop-filter: blur(4px);
    border: 1px solid #27272a;
    border-radius: 1rem;
    padding: 3rem;
    max-width: 64rem;
    margin: 0 auto;
}

.premium-features-title {
    font-size: 2rem;
    font-weight: bold;
    text-align: center;
    margin-bottom: 2rem;
}

.premium-features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

@media (min-width: 768px) {
    .premium-features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.premium-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.check-icon {
    flex-shrink: 0;
    width: 1.5rem;
    height: 1.5rem;
    background-color: rgba(69, 10, 10, 0.5);
    border: 1px solid rgba(153, 27, 27, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 0.125rem;
}

.check-icon svg {
    width: 0.875rem;
    height: 0.875rem;
    color: #ef4444;
}

.premium-feature-item span {
    color: #d4d4d8;
}

/* Footer */
.footer {
    background-color: #09090b;
    border-top: 1px solid #27272a;
    padding: 3rem 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.footer-section {
    display: flex;
    flex-direction: column;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer-description {
    color: #a1a1aa;
    line-height: 1.6;
}

.footer-title {
    font-weight: bold;
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: #a1a1aa;
    text-decoration: none;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: #ef4444;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 3rem;
    height: 3rem;
    background-color: #18181b;
    border: 1px solid #27272a;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #a1a1aa;
    text-decoration: none;
    transition: all 0.2s;
}

.social-link:hover {
    background-color: rgba(69, 10, 10, 0.5);
    border-color: rgba(153, 27, 27, 0.5);
    color: #ef4444;
    transform: scale(1.1);
}

.social-link svg {
    width: 1.25rem;
    height: 1.25rem;
}

.footer-bottom {
    border-top: 1px solid #27272a;
    padding-top: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

.footer-copyright,
.footer-rights {
    color: #71717a;
    font-size: 0.875rem;
}

.footer-author {
    color: #ef4444;
    font-weight: 600;
}

/* Icons */
.icon {
    width: 1.5rem;
    height: 1.5rem;
}

.icon-sm {
    width: 1.25rem;
    height: 1.25rem;
}

.icon-xs {
    width: 0.875rem;
    height: 0.875rem;
}