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

/* ==================== VARIABLES ==================== */
:root {
    /* Colors - Based on Asuoo brand */
    --primary: #3BA3E8;
    --primary-dark: #2B8BD3;
    --primary-light: #EBF6FD;
    
    --dark: #1A1A1A;
    --gray-900: #2D2D2D;
    --gray-800: #444444;
    --gray-700: #5C5C5C;
    --gray-600: #757575;
    --gray-500: #9E9E9E;
    --gray-400: #BDBDBD;
    --gray-300: #E0E0E0;
    --gray-200: #F5F5F5;
    --gray-100: #FAFAFA;
    --white: #FFFFFF;
    
    --success: #10B981;
    --error: #EF4444;
    --warning: #F59E0B;
    
    /* Typography */
    --font: 'Inter', -apple-system, system-ui, sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    
    /* Border radius */
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Shadows */
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.08);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
    
    /* Transition */
    --transition: 0.2s ease;
}

/* ==================== BASE ==================== */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    color: var(--dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

section {
    padding: var(--space-3xl) 0;
}

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

/* ==================== NAVIGATION ==================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    --nav-height: 86px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-300);
    z-index: 1000;
    transition: var(--transition);
}

.nav .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--nav-height);
    transition: var(--transition);
}

.nav.shrink {
    --nav-height: 64px;
}

.nav-logo img {
    height: 36px;
    display: block;
    transition: var(--transition);
}

.nav.shrink .nav-logo img {
    height: 30px;
}

.nav-menu {
    display: flex;
    gap: var(--space-lg);
    align-items: center;
}

.nav-link {
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 500;
    font-size: 1.02rem;
    transition: var(--transition);
    position: relative;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    font-family: var(--font);
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

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

.nav.shrink .nav-link {
    font-size: 0.95rem;
}

.nav-item {
    position: relative;
    display: flex;
    align-items: center;
}

.dropdown-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-family: var(--font);
}

.dropdown-toggle i {
    font-size: 0.85rem;
}

.dropdown-panel {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    min-width: 200px;
    background: var(--white);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: var(--transition);
    padding: 0.5rem 0;
    z-index: 100;
    font-family: var(--font);
}

.dropdown-panel a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1rem;
    color: var(--gray-700);
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition);
}

.dropdown-panel a:hover {
    background: var(--gray-100);
    color: var(--primary);
}

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

.nav-actions {
    display: flex;
    gap: var(--space-sm);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--dark);
    transition: var(--transition);
    border-radius: 2px;
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 0.625rem 1.25rem;
    font-weight: 600;
    font-size: 0.938rem;
    text-decoration: none;
    border-radius: var(--radius);
    transition: var(--transition);
    border: none;
    cursor: pointer;
    white-space: nowrap;
}

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 2px 4px rgba(59, 163, 232, 0.2);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(59, 163, 232, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--gray-700);
    border: 1px solid var(--gray-300);
}

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
}

.btn-outline {
    background: transparent;
    color: var(--gray-700);
    border: 1px solid var(--gray-300);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-white {
    background: var(--white);
    color: var(--primary);
}

.btn-white:hover {
    background: var(--gray-100);
    transform: translateY(-1px);
}

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

/* ==================== HERO ==================== */
.hero {
    padding: 140px 0 var(--space-3xl);
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--white) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(59, 163, 232, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
    position: relative;
}

.hero-content {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 0.5rem 1rem;
    background: var(--white);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: var(--space-md);
    box-shadow: var(--shadow-md);
}

.hero-badge i {
    font-size: 1rem;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--space-md);
    color: var(--dark);
}

.hero p {
    font-size: 1.25rem;
    color: var(--gray-700);
    margin-bottom: var(--space-xl);
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.hero-stats {
    display: flex;
    gap: var(--space-xl);
}

.hero-stats .stat {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.hero-stats .stat i {
    font-size: 1.5rem;
    color: var(--primary);
}

.hero-stats .stat strong {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark);
    line-height: 1;
}

.hero-stats .stat span {
    font-size: 0.875rem;
    color: var(--gray-600);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.globe-wrap {
    position: relative;
    width: min(460px, 85vw);
    height: min(460px, 85vw);
    aspect-ratio: 1;
    display: grid;
    place-items: center;
}

.globe-wrap::before {
    content: '';
    position: absolute;
    inset: 8%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(59, 163, 232, 0.2), transparent 70%);
    filter: blur(6px);
    z-index: 0;
}

.globe-canvas {
    width: 100%;
    height: 100%;
    display: block;
    position: relative;
    z-index: 1;
}

.hero-globe {
    filter: drop-shadow(0 30px 60px rgba(59, 163, 232, 0.2));
}

.why-globe {
    width: min(380px, 80vw);
    height: min(380px, 80vw);
}

.why-visual {
    position: relative;
    width: min(420px, 90vw);
    height: min(420px, 90vw);
    display: grid;
    align-content: center;
    gap: 1.1rem;
    padding: 2.4rem;
    border-radius: 28px;
    background: linear-gradient(135deg, rgba(10, 26, 47, 0.95), rgba(23, 54, 92, 0.9));
    box-shadow: 0 35px 60px rgba(15, 44, 77, 0.35);
    overflow: hidden;
}

.why-visual::after {
    content: '';
    position: absolute;
    inset: 12%;
    border-radius: 22px;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.why-card {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.85rem;
    align-items: center;
    padding: 0.85rem 1rem;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: #f3f7ff;
    backdrop-filter: blur(6px);
}

.why-card strong {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.01em;
}

.why-card span {
    font-size: 0.85rem;
    color: rgba(219, 235, 255, 0.8);
}

.why-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, rgba(59, 163, 232, 0.85), rgba(140, 213, 255, 0.65));
    color: #0b1f33;
    font-size: 1.2rem;
}

.why-card:nth-child(2) {
    margin-left: 1.2rem;
}

.why-card:nth-child(3) {
    margin-left: 2.4rem;
}

.why-rings,
.why-grid {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.why-rings::before,
.why-rings::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    border: 1px dashed rgba(255, 255, 255, 0.15);
}

.why-rings::before {
    width: 240px;
    height: 240px;
    top: -60px;
    right: -80px;
}

.why-rings::after {
    width: 160px;
    height: 160px;
    bottom: -40px;
    left: -40px;
}

.why-grid::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
    background-size: 28px 28px;
    opacity: 0.45;
}

/* ==================== LEGAL ==================== */
.legal-hero {
    padding: 140px 0 var(--space-xl);
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--white) 100%);
    position: relative;
    overflow: hidden;
}

.legal-hero::before {
    content: '';
    position: absolute;
    top: -45%;
    right: -25%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(59, 163, 232, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.legal-hero .container {
    position: relative;
}

.legal-hero h1 {
    font-size: clamp(2.2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--dark);
}

.legal-hero p {
    max-width: 720px;
    color: var(--gray-700);
}

.legal-content {
    padding: 0 0 var(--space-3xl);
}

.legal-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 20px;
    padding: var(--space-2xl);
    box-shadow: 0 20px 60px rgba(15, 23, 42, 0.08);
}

.legal-card h2 {
    margin-top: var(--space-xl);
    font-size: 1.35rem;
}

.legal-card h2:first-of-type {
    margin-top: 0;
}

.legal-card ul {
    margin: var(--space-sm) 0 0 1.2rem;
}

.legal-card li {
    margin-bottom: 0.5rem;
}


/* ==================== SECTIONS ==================== */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto var(--space-2xl);
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--dark);
}

.section-header p {
    font-size: 1.125rem;
    color: var(--gray-700);
}

/* ==================== FEATURES ==================== */
.features {
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.feature {
    text-align: center;
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.feature:hover {
    transform: translateY(-4px);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: var(--radius-lg);
    font-size: 1.75rem;
}

.feature h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
    color: var(--dark);
}

.feature p {
    color: var(--gray-700);
    line-height: 1.6;
}

/* ==================== WHY US ==================== */
.why-us {
    background: var(--gray-100);
}

.why-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.why-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}


.why-badge {
    position: absolute;
    bottom: 20px;
    right: 20px;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 0.75rem 1.25rem;
    background: var(--white);
    border-radius: 100px;
    box-shadow: var(--shadow-lg);
    font-weight: 600;
    color: var(--primary);
}

.why-badge i {
    font-size: 1.25rem;
}

.why-text h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--dark);
}

.why-text > p {
    font-size: 1.125rem;
    color: var(--gray-700);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

.why-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.why-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--white);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.why-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
}

.why-item i {
    color: var(--primary);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.why-item h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--dark);
}

.why-item p {
    font-size: 0.938rem;
    color: var(--gray-700);
    line-height: 1.5;
}

/* ==================== PRICING PREVIEW ==================== */
.pricing-preview {
    background: var(--white);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-md);
}

.price-card {
    background: var(--white);
    padding: var(--space-xl);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
    position: relative;
}

.price-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.price-card.featured {
    border-color: var(--primary);
    border-width: 2px;
    box-shadow: var(--shadow-md);
}

.price-card .badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
}

.price-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--dark);
}

.price {
    margin-bottom: var(--space-xs);
}

.price .amount {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark);
}

.price .period {
    font-size: 1rem;
    color: var(--gray-600);
}

.price-desc {
    color: var(--gray-600);
    margin-bottom: var(--space-lg);
}

.price-features {
    list-style: none;
    margin-bottom: var(--space-lg);
    text-align: left;
}

.price-features li {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 0.5rem 0;
    color: var(--gray-700);
}

.price-features i {
    color: var(--primary);
    flex-shrink: 0;
}

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

.pricing-note {
    text-align: center;
    margin-top: var(--space-lg);
}

.pricing-note p {
    color: var(--gray-600);
}

.pricing-note a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

.pricing-note a:hover {
    text-decoration: underline;
}

/* ==================== CTA ==================== */
.cta {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
}

.cta-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-xl);
}

.cta-text h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.cta-text p {
    font-size: 1.25rem;
    opacity: 0.95;
}

/* ==================== FOOTER ==================== */
.footer {
    background: var(--dark);
    color: var(--gray-400);
    padding: var(--space-3xl) 0 var(--space-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

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

.footer-section.footer-brand {
    max-width: 300px;
}

.footer-brand-title {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--white);
    margin-bottom: var(--space-md);
}

.footer-logo {
    height: 32px;
    margin-bottom: var(--space-md);
    filter: brightness(0) invert(1);
}

.footer-brand-title .footer-logo {
    margin-bottom: 0;
}

.footer-section p {
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.footer-socials {
    display: flex;
    gap: var(--space-sm);
}

.footer-socials a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-800);
    color: var(--gray-400);
    border-radius: var(--radius);
    transition: var(--transition);
    text-decoration: none;
    font-size: 1.125rem;
}

.footer-socials a:hover {
    background: var(--primary);
    color: var(--white);
}

.footer-section h4 {
    color: var(--white);
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: var(--space-md);
}

.footer-section a {
    color: var(--gray-400);
    text-decoration: none;
    margin-bottom: var(--space-sm);
    transition: var(--transition);
    font-size: 0.938rem;
}

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

.footer-bottom {
    padding-top: var(--space-lg);
    border-top: 1px solid var(--gray-800);
    text-align: center;
}

.footer-bottom p {
    color: var(--gray-500);
    font-size: 0.875rem;
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 992px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-image {
        order: -1;
    }
    
    .why-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-xl);
    }
    
    .footer-section.footer-brand {
        grid-column: span 2;
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: var(--space-lg);
        gap: var(--space-md);
        border-bottom: 1px solid var(--gray-300);
        transform: translateY(-100%);
        opacity: 0;
        transition: var(--transition);
        pointer-events: none;
        box-shadow: var(--shadow-lg);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    
    .nav-actions {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
    
    .hero {
        padding-top: 120px;
    }

    .legal-card {
        padding: var(--space-lg);
    }

    .dropdown-panel {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        padding: 0;
        width: 100%;
    }

    .nav-item.dropdown {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
    }

    .nav-item.dropdown.active .dropdown-panel {
        display: block;
    }

    .nav-item.dropdown .dropdown-panel {
        display: none;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-section.footer-brand {
        grid-column: span 1;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-sm);
    }
    
    section {
        padding: var(--space-2xl) 0;
    }
}