:root {
    --bg-primary: #050b14;
    --bg-secondary: #0c1424;
    --bg-surface: #131d32;
    --bg-surface-hover: #1e293b;
    --accent-blue: #0066FF;
    --accent-light: #3B82F6;
    --accent-glow: rgba(0, 102, 255, 0.4);
    --text-primary: #ffffff;
    --text-secondary: #9ca3af;
    --border-color: rgba(255, 255, 255, 0.08);
    --gradient-blue: linear-gradient(135deg, #0066FF 0%, #00d2ff 100%);
    --gradient-glow: linear-gradient(135deg, rgba(0, 102, 255, 0.2) 0%, rgba(0, 210, 255, 0.05) 100%);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.text-gradient {
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

ul {
    list-style: none;
}

/* Layout Utilities */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 6rem 0;
    position: relative;
}

.text-center {
    text-align: center;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
    cursor: pointer;
    font-size: 1rem;
    border: none;
    outline: none;
}

.btn-primary {
    background: var(--gradient-blue);
    color: #fff;
    box-shadow: 0 4px 15px var(--accent-glow);
    position: relative;
    z-index: 1;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    border-radius: 50px;
    background: linear-gradient(135deg, #00d2ff 0%, #0066FF 100%);
    z-index: -1;
    transition: opacity 0.3s ease;
    opacity: 0;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--accent-glow);
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Header & Nav */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
    border-bottom: 1px solid transparent;
}

.header.scrolled {
    background: rgba(5, 11, 20, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 120px;
}

.logo-container {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.brand-logo {
    filter: brightness(0) invert(1);
    /* No mix-blend-mode needed since it's transparent */
}

.logo-container img {
    height: 32px;
    width: auto;
    display: block;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.nav-actions .btn {
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

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

.hero-glow-1, .hero-glow-2 {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    z-index: -1;
}

.hero-glow-1 {
    top: -10%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: rgba(0, 102, 255, 0.3);
}

.hero-glow-2 {
    bottom: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: rgba(0, 210, 255, 0.15);
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1.25rem;
    background: rgba(0, 102, 255, 0.1);
    border: 1px solid rgba(0, 102, 255, 0.2);
    border-radius: 50px;
    color: var(--accent-light);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
}

.hero-title {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    animation: fadeUp 1s ease-out;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeUp 1s ease-out 0.2s both;
}

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

.hero-dashboard-preview {
    margin-top: 4rem;
    position: relative;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    padding: 0.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    animation: fadeUp 1s ease-out 0.6s both;
    overflow: hidden;
}

.hero-dashboard-preview img {
    width: 100%;
    height: auto;
    border-radius: 0.75rem;
    display: block;
}

.hero-dashboard-preview::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, var(--bg-primary) 100%);
    pointer-events: none;
}

/* Animations */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Section Titles */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-badge {
    color: var(--accent-light);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
    display: block;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1.125rem;
}

/* Product Ecosystem */
.ecosystem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.app-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 2.5rem 2rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.app-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--gradient-glow);
    z-index: -1;
    opacity: 0;
    transition: var(--transition);
}

.app-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-blue);
    box-shadow: 0 10px 30px rgba(0, 102, 255, 0.1);
}

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

.app-icon {
    width: 60px;
    height: 60px;
    border-radius: 1rem;
    background: rgba(0, 102, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: var(--accent-light);
    margin-bottom: 1.5rem;
}

.app-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.app-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.feature-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 2.5rem;
    display: flex;
    gap: 1.5rem;
    transition: var(--transition);
}

.feature-item:hover {
    background: var(--bg-surface);
    border-color: rgba(255, 255, 255, 0.15);
}

.feature-icon-wrapper {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.2) 0%, transparent 100%);
    border: 1px solid rgba(0, 102, 255, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-light);
    font-size: 1.25rem;
}

.feature-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.feature-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Why ARYUONE */
.why-section {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    position: relative;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem 2rem;
    text-align: center;
}

.why-item {
    padding: 1rem;
}

.why-item h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.why-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.why-number {
    font-size: 3rem;
    font-weight: 800;
    opacity: 0.1;
    color: var(--accent-light);
    margin-bottom: -1.5rem;
    display: block;
}

/* Trust Section */
.trust-section {
    text-align: center;
}

.testimonial-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 3rem;
    max-width: 800px;
    margin: 0 auto 3rem;
    position: relative;
}

.quote-icon {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-primary);
    padding: 0 1rem;
    color: var(--accent-light);
    font-size: 2rem;
}

.testimonial-text {
    font-size: 1.25rem;
    font-style: italic;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.testimonial-author {
    font-weight: 600;
}

.testimonial-role {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    opacity: 0.6;
    margin-top: 3rem;
}

.trust-badge-img {
    height: 30px;
    filter: grayscale(100%) brightness(200%);
    transition: var(--transition);
}

.trust-badge-img:hover {
    filter: grayscale(0%) brightness(100%);
    opacity: 1;
}

/* CTA Section */
.cta-section {
    position: relative;
    padding: 8rem 0;
    overflow: hidden;
}

.cta-box {
    background: var(--gradient-blue);
    border-radius: 1.5rem;
    padding: 5rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI0IiBoZWlnaHQ9IjQiPgo8cmVjdCB3aWR0aD0iNCIgaGVpZ2h0PSI0IiBmaWxsPSIjZmZmIiBmaWxsLW9wYWNpdHk9IjAuMDUiLz4KPC9zdmc+') repeat;
    opacity: 0.5;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-title {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: #fff;
}

.cta-desc {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-box .btn-primary {
    background: #fff;
    color: var(--accent-blue);
}

.cta-box .btn-primary:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 5rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-brand p {
    color: var(--text-secondary);
    margin-top: 1.5rem;
    max-width: 300px;
}

.footer-title {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-link {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.footer-link:hover {
    color: var(--accent-light);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    transition: var(--transition);
}

.social-link:hover {
    background: var(--accent-blue);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-title { font-size: 3.5rem; }
    .features-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 3rem; }
}

@media (max-width: 768px) {
    .nav-menu { 
        position: fixed;
        top: 120px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 120px);
        background: var(--bg-primary);
        flex-direction: column;
        justify-content: center;
        gap: 3rem;
        transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        border-top: 1px solid var(--border-color);
    }
    
    .nav-menu.active {
        left: 0;
    }

    .nav-links {
        flex-direction: column;
        text-align: center;
        gap: 2rem;
    }
    
    .nav-actions {
        flex-direction: column;
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }

    .nav-actions .btn {
        width: 100%;
    }

    .mobile-menu-btn { display: block; }
    
    .hero { padding-top: 140px; }
    .hero-title { font-size: 2.5rem; }
    .hero-subtitle { font-size: 1.125rem; }
    .hero-actions { flex-direction: column; width: 100%; max-width: 300px; margin: 0 auto; }
    .hero-actions .btn { width: 100%; }
    
    .section { padding: 4rem 0; }
    .section-title { font-size: 2rem; }
    
    .feature-item { flex-direction: column; text-align: left; }
    
    .cta-title { font-size: 2rem; }
    .cta-box { padding: 3rem 1.5rem; }
    
    .footer-grid { grid-template-columns: 1fr; gap: 2.5rem; }
    .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 2rem; }
    .app-card { padding: 1.5rem; }
    .testimonial-card { padding: 2rem 1.5rem; }
    .testimonial-text { font-size: 1.1rem; }
    .cta-title { font-size: 1.75rem; }
}