/* ===== CSS Variables ===== */
:root {
    /* Colors */
    --deep-space: #0A1628;
    --deep-space-light: #0F1D2F;
    --arcturus-gold: #F4A435;
    --arcturus-gold-dark: #E08A1E;
    --star-white: #FFFFFF;
    --nebula-blue: #1E3A5F;
    --nebula-blue-light: #243D5C;
    --cosmic-gray: #8892A0;
    --cosmic-gray-light: #A0A8B4;
    --success-green: #22C55E;
    --alert-red: #EF4444;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Spacing */
    --container-width: 1200px;
    --section-padding: 100px;
    --section-padding-mobile: 60px;

    /* Border radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--star-white);
    background-color: var(--deep-space);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

img {
    max-width: 100%;
    height: auto;
}

ul {
    list-style: none;
}

/* ===== Container ===== */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

h1 { font-size: clamp(36px, 5vw, 56px); }
h2 { font-size: clamp(28px, 4vw, 44px); }
h3 { font-size: clamp(20px, 2.5vw, 28px); }

.text-accent {
    color: var(--arcturus-gold);
}

.section-title {
    text-align: center;
    margin-bottom: 16px;
}

.section-subtitle {
    text-align: center;
    color: var(--cosmic-gray);
    font-size: 18px;
    max-width: 600px;
    margin: 0 auto 60px;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: var(--font-primary);
    font-size: 16px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-primary {
    background: var(--arcturus-gold);
    color: var(--deep-space);
}

.btn-primary:hover {
    background: var(--arcturus-gold-dark);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--star-white);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    border-color: var(--star-white);
    background: rgba(255, 255, 255, 0.05);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 17px;
}

.btn-block {
    width: 100%;
}

.btn-arrow {
    transition: transform var(--transition-fast);
}

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

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 22, 40, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

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

.logo-icon {
    width: 32px;
    height: 32px;
}

.logo-text {
    font-size: 20px;
    color: var(--cosmic-gray-light);
}

.logo-text strong {
    color: var(--star-white);
    font-weight: 600;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--cosmic-gray-light);
    font-size: 15px;
    transition: color var(--transition-fast);
}

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

.dropdown-arrow {
    opacity: 0.6;
}

.nav-item {
    position: relative;
}

.dropdown {
    position: absolute;
    top: 100%;
    left: -16px;
    padding: 12px 0;
    background: var(--deep-space-light);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-normal);
}

.nav-item:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown li a {
    display: block;
    padding: 10px 20px;
    font-size: 14px;
}

.dropdown li a:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--arcturus-gold);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav-contact {
    color: var(--cosmic-gray-light);
    font-size: 15px;
}

.nav-contact:hover {
    color: var(--star-white);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--star-white);
    transition: all var(--transition-fast);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center top, rgba(30, 58, 95, 0.3) 0%, transparent 60%),
                radial-gradient(ellipse at 20% 80%, rgba(244, 164, 53, 0.05) 0%, transparent 40%);
}

.hero-content {
    position: relative;
    text-align: center;
}

.hero-logo {
    margin-bottom: 32px;
}

.hero-logo svg {
    width: 80px;
    height: 80px;
    animation: starGlow 3s ease-in-out infinite;
}

@keyframes starGlow {
    0%, 100% { filter: drop-shadow(0 0 20px rgba(244, 164, 53, 0.5)); }
    50% { filter: drop-shadow(0 0 40px rgba(244, 164, 53, 0.8)); }
}

.hero-tagline {
    color: var(--arcturus-gold);
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.hero-title {
    max-width: 800px;
    margin: 0 auto 24px;
}

.hero-subtitle {
    color: var(--cosmic-gray);
    font-size: 20px;
    max-width: 600px;
    margin: 0 auto 40px;
}

.hero-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 80px;
}

.hero-trust {
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.trust-label {
    color: var(--cosmic-gray);
    font-size: 14px;
    margin-bottom: 24px;
}

.trust-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

.trust-stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-value {
    font-family: var(--font-mono);
    font-size: 24px;
    font-weight: 500;
    color: var(--cosmic-gray-light);
}

.stat-label {
    font-size: 14px;
    color: var(--cosmic-gray);
}

.trust-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
}

/* ===== Problems Section ===== */
.problems {
    padding: var(--section-padding) 0;
    background: var(--deep-space);
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.problem-card {
    position: relative;
    padding: 32px;
    background: var(--deep-space-light);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.problem-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: rgba(239, 68, 68, 0.1);
    border-radius: var(--radius-md);
    margin-bottom: 24px;
}

.problem-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--alert-red);
}

.problem-bg-icon {
    position: absolute;
    top: 20px;
    right: 20px;
    opacity: 0.1;
}

.problem-bg-icon svg {
    width: 100px;
    height: 100px;
    stroke: var(--alert-red);
}

.problem-title {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 12px;
}

.problem-text {
    color: var(--cosmic-gray);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 24px;
}

.problem-stat {
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.problem-stat-value {
    display: block;
    font-family: var(--font-mono);
    font-size: 32px;
    font-weight: 500;
    color: var(--alert-red);
    margin-bottom: 4px;
}

.problem-stat-label {
    font-size: 14px;
    color: var(--cosmic-gray);
}

/* ===== Products Section ===== */
.products {
    padding: var(--section-padding) 0;
    background: var(--deep-space);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.product-card {
    padding: 32px;
    background: var(--deep-space-light);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    transition: border-color var(--transition-normal);
}

.product-card:hover {
    border-color: rgba(244, 164, 53, 0.3);
}

.product-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 20px;
}

.product-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: rgba(244, 164, 53, 0.1);
    border-radius: var(--radius-md);
}

.product-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--arcturus-gold);
}

.product-badge {
    padding: 6px 12px;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: 20px;
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--success-green);
}

.product-name {
    font-size: 26px;
    font-weight: 600;
    margin-bottom: 8px;
}

.product-tagline {
    color: var(--arcturus-gold);
    font-size: 15px;
    margin-bottom: 16px;
}

.product-description {
    color: var(--cosmic-gray);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 24px;
}

.product-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.product-price {
    font-family: var(--font-mono);
    font-size: 15px;
    color: var(--cosmic-gray);
}

.product-price strong {
    color: var(--star-white);
}

.product-link {
    color: var(--arcturus-gold);
    font-size: 15px;
    font-weight: 500;
}

.product-link:hover {
    text-decoration: underline;
}

/* ===== Results Section ===== */
.results {
    padding: var(--section-padding) 0;
    background: var(--deep-space);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.result-card {
    padding: 32px;
    background: var(--deep-space-light);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
}

.result-header {
    font-size: 16px;
    margin-bottom: 24px;
}

.result-product {
    color: var(--arcturus-gold);
    font-weight: 500;
}

.result-client {
    color: var(--star-white);
    font-weight: 600;
}

.result-metrics {
    margin-bottom: 24px;
}

.result-metric {
    margin-bottom: 16px;
}

.result-metric:last-child {
    margin-bottom: 0;
}

.metric-value {
    display: block;
    font-family: var(--font-mono);
    font-size: 36px;
    font-weight: 500;
    color: var(--arcturus-gold);
    margin-bottom: 4px;
}

.metric-label {
    font-size: 14px;
    color: var(--cosmic-gray);
}

.result-link {
    display: inline-block;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    width: 100%;
    color: var(--arcturus-gold);
    font-size: 15px;
    font-weight: 500;
}

.result-link:hover {
    text-decoration: underline;
}

/* ===== Bundles Section ===== */
.bundles {
    padding: var(--section-padding) 0;
    background: var(--deep-space);
}

.bundles-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    max-width: 900px;
    margin: 0 auto;
}

.bundle-card {
    position: relative;
    padding: 40px;
    background: var(--deep-space-light);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    text-align: center;
}

.bundle-featured {
    border-color: var(--arcturus-gold);
}

.bundle-popular {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--arcturus-gold);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    color: var(--deep-space);
    white-space: nowrap;
}

.bundle-popular svg {
    width: 14px;
    height: 14px;
}

.bundle-name {
    font-size: 26px;
    font-weight: 600;
    margin-bottom: 8px;
}

.bundle-products {
    color: var(--cosmic-gray);
    font-size: 15px;
    margin-bottom: 24px;
}

.bundle-price {
    margin-bottom: 12px;
}

.price-from {
    font-size: 14px;
    color: var(--cosmic-gray);
}

.price-value {
    display: block;
    font-family: var(--font-mono);
    font-size: 42px;
    font-weight: 600;
    color: var(--star-white);
}

.price-period {
    font-size: 16px;
    color: var(--cosmic-gray);
}

.bundle-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: 20px;
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--success-green);
    margin-bottom: 24px;
}

.bundle-features {
    text-align: left;
    margin-bottom: 32px;
}

.bundle-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    font-size: 15px;
    color: var(--cosmic-gray-light);
}

.bundle-features svg {
    width: 20px;
    height: 20px;
    stroke: var(--success-green);
    flex-shrink: 0;
}

/* ===== Why Arctura Section ===== */
.why-arctura {
    padding: var(--section-padding) 0;
    background: var(--deep-space);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.why-card {
    position: relative;
    text-align: center;
    padding: 20px;
}

.why-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: var(--deep-space-light);
    border-radius: var(--radius-md);
    margin: 0 auto 20px;
}

.why-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--arcturus-gold);
}

.why-number {
    position: absolute;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 80px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.03);
    pointer-events: none;
}

.why-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
}

.why-text {
    color: var(--cosmic-gray);
    font-size: 14px;
    line-height: 1.7;
}

/* ===== CTA Section ===== */
.cta {
    padding: var(--section-padding) 0;
    text-align: center;
    background: linear-gradient(180deg, var(--deep-space) 0%, var(--deep-space-light) 100%);
}

.cta-logo {
    margin-bottom: 32px;
}

.cta-logo svg {
    width: 60px;
    height: 60px;
    animation: starGlow 3s ease-in-out infinite;
}

.cta-title {
    font-size: clamp(32px, 4vw, 48px);
    margin-bottom: 16px;
}

.cta-text {
    color: var(--cosmic-gray);
    font-size: 18px;
    max-width: 500px;
    margin: 0 auto 32px;
}

.cta-email {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 24px;
    color: var(--cosmic-gray);
    font-size: 15px;
}

.cta-email svg {
    width: 18px;
    height: 18px;
}

.cta-email a {
    color: var(--arcturus-gold);
}

.cta-email a:hover {
    text-decoration: underline;
}

/* ===== Footer ===== */
.footer {
    padding: 80px 0 40px;
    background: var(--deep-space-light);
    border-top: 1px solid var(--arcturus-gold);
}

.footer-top {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-tagline {
    color: var(--arcturus-gold);
    font-size: 15px;
    margin-bottom: 12px;
}

.footer-description {
    color: var(--cosmic-gray);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 24px;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-email {
    font-size: 16px;
    font-weight: 500;
}

.footer-email:hover {
    color: var(--arcturus-gold);
}

.footer-response,
.footer-locations {
    font-size: 14px;
    color: var(--cosmic-gray);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-column h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-column a {
    color: var(--cosmic-gray);
    font-size: 15px;
}

.footer-column a:hover {
    color: var(--star-white);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 30px;
}

.footer-copyright,
.footer-legal {
    font-size: 14px;
    color: var(--cosmic-gray);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .problems-grid,
    .results-grid {
        grid-template-columns: 1fr;
    }

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

    .why-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }

    .footer-top {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }

    .nav-links,
    .nav-right {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .hero {
        min-height: auto;
        padding: 120px 0 60px;
    }

    .hero-buttons {
        flex-direction: column;
        margin-bottom: 60px;
    }

    .hero-buttons .btn {
        width: 100%;
    }

    .trust-stats {
        flex-direction: column;
        gap: 24px;
    }

    .trust-divider {
        width: 60px;
        height: 1px;
    }

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

    .bundle-featured {
        order: -1;
    }

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

    .footer-links {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .problem-card,
    .product-card,
    .result-card,
    .bundle-card {
        padding: 24px;
    }

    .metric-value {
        font-size: 28px;
    }

    .price-value {
        font-size: 36px;
    }
}