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

:root {
    --color-primary: #6B5B95;
    --color-blue: #3498DB;
    --color-green: #2ECC71;
    --color-orange: #E67E22;
    --color-red: #E74C3C;
    --color-purple: #9B59B6;
    --color-dark: #333;
    --color-gray: #666;
    --color-light-gray: #f5f5f5;
    --color-white: #fff;
    --color-black: #000;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --radius: 4px;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.6;
    color: var(--color-dark);
    background: var(--color-white);
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Top Bar */
.top-bar {
    background: var(--color-black);
    color: var(--color-white);
    padding: 8px 0;
    font-size: 13px;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-left {
    display: flex;
    gap: 15px;
}

.top-bar-right {
    display: flex;
    gap: 20px;
}

.top-link {
    color: var(--color-white);
    opacity: 0.8;
    transition: opacity 0.2s;
}

.top-link:hover {
    opacity: 1;
}

/* Dropdown */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    background: none;
    border: none;
    color: var(--color-white);
    cursor: pointer;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 5px;
    opacity: 0.8;
    transition: opacity 0.2s;
}

.dropdown-toggle:hover {
    opacity: 1;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--color-white);
    min-width: 180px;
    box-shadow: var(--shadow);
    border-radius: var(--radius);
    display: none;
    z-index: 1000;
}

.dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-menu a {
    display: block;
    padding: 10px 15px;
    color: var(--color-dark);
    font-size: 13px;
    transition: background 0.2s;
}

.dropdown-menu a:hover {
    background: var(--color-light-gray);
}

.arrow {
    font-size: 10px;
}

/* Header */
.header {
    background: var(--color-black);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo img {
    height: 30px;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-white);
    transition: 0.3s;
}

/* Navigation */
.nav-list {
    display: flex;
    gap: 30px;
}

.nav-list a {
    color: var(--color-white);
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 5px;
    opacity: 0.9;
    transition: opacity 0.2s;
}

.nav-list a:hover {
    opacity: 1;
}

.nav-list .has-dropdown {
    position: relative;
}

/* Mega Menu */
.mega-menu {
    position: absolute;
    top: 100%;
    left: -100px;
    background: var(--color-white);
    box-shadow: var(--shadow);
    border-radius: var(--radius);
    padding: 20px;
    display: none;
    min-width: 500px;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.has-dropdown:hover .mega-menu {
    display: grid;
}

.mega-menu-section {
    padding: 15px;
}

.mega-menu-section h4 {
    color: var(--color-primary);
    font-size: 16px;
    margin-bottom: 5px;
}

.mega-menu-section p {
    color: var(--color-gray);
    font-size: 13px;
    margin-bottom: 10px;
}

.mega-link {
    color: var(--color-blue);
    font-size: 13px;
    font-weight: 500;
}

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

/* Hero Section */
.hero {
    padding: 60px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.hero h1 {
    font-size: 42px;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 20px;
    line-height: 1.2;
}

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

.hero strong {
    color: var(--color-dark);
}

.hero-buttons {
    display: flex;
    gap: 15px;
}

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

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}

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

.btn-primary:hover {
    background: #5a4a84;
}

.btn-secondary {
    background: transparent;
    color: var(--color-dark);
    border: 2px solid var(--color-dark);
}

.btn-secondary:hover {
    background: var(--color-dark);
    color: var(--color-white);
}

.btn-large {
    padding: 15px 35px;
    font-size: 16px;
}

/* Extensions Section */
.extensions {
    padding: 80px 0;
    background: var(--color-white);
}

.extensions h2 {
    text-align: center;
    font-size: 32px;
    margin-bottom: 10px;
    color: var(--color-dark);
}

.section-subtitle {
    text-align: center;
    color: var(--color-gray);
    font-size: 16px;
    margin-bottom: 50px;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

/* Feature Cards */
.card {
    background: var(--color-white);
    padding: 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.card-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.card-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-white);
}

.card-blue .card-icon { background: var(--color-blue); }
.card-green .card-icon { background: var(--color-green); }
.card-orange .card-icon { background: var(--color-orange); }
.card-purple .card-icon { background: var(--color-purple); }

.card h3 {
    font-size: 18px;
    margin-bottom: 15px;
    color: var(--color-dark);
}

.card p {
    font-size: 14px;
    color: var(--color-gray);
    line-height: 1.6;
    margin-bottom: 20px;
}

.card-link {
    color: var(--color-blue);
    font-size: 14px;
    font-weight: 600;
}

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

/* Differentiators Section */
.differentiators {
    padding: 80px 0;
    background: var(--color-light-gray);
}

.differentiators h2 {
    text-align: center;
    font-size: 32px;
    margin-bottom: 10px;
}

.diff-grid {
    grid-template-columns: repeat(4, 1fr);
}

.diff-card {
    background: var(--color-white);
    padding: 30px;
    border-radius: var(--radius);
    text-align: center;
    transition: transform 0.3s;
}

.diff-card:hover {
    transform: translateY(-5px);
}

.diff-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    background: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.diff-icon svg {
    width: 30px;
    height: 30px;
    color: var(--color-white);
}

.diff-card h3 {
    font-size: 18px;
    margin-bottom: 15px;
    color: var(--color-dark);
}

.diff-card p {
    font-size: 14px;
    color: var(--color-gray);
    line-height: 1.6;
}

.read-more {
    text-align: center;
    margin-top: 40px;
}

.read-more a {
    color: var(--color-primary);
    font-weight: 600;
}

.read-more a:hover {
    text-decoration: underline;
}

/* Risk Free Banner */
.risk-free {
    padding: 60px 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, #8B7BA8 100%);
    color: var(--color-white);
}

.risk-free-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.risk-free h3 {
    font-size: 24px;
    margin-bottom: 10px;
}

.risk-free p {
    font-size: 16px;
    opacity: 0.9;
}

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

.risk-free .btn-primary:hover {
    background: var(--color-light-gray);
}

/* Testimonials Section */
.testimonials {
    padding: 80px 0;
    background: var(--color-white);
}

.testimonials h2 {
    text-align: center;
    font-size: 32px;
    margin-bottom: 10px;
}

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

.testimonial {
    background: var(--color-light-gray);
    padding: 40px;
    border-radius: var(--radius);
    position: relative;
}

.quote-mark {
    font-size: 80px;
    color: var(--color-primary);
    opacity: 0.2;
    position: absolute;
    top: 10px;
    left: 20px;
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-gray);
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.testimonial-author strong {
    display: block;
    font-size: 16px;
    color: var(--color-dark);
}

.testimonial-author span {
    font-size: 13px;
    color: var(--color-gray);
}

/* Newsletter Section */
.newsletter {
    padding: 60px 0;
    background: var(--color-dark);
    color: var(--color-white);
    text-align: center;
}

.newsletter h2 {
    font-size: 28px;
    margin-bottom: 10px;
}

.newsletter p {
    opacity: 0.8;
    margin-bottom: 30px;
}

.newsletter-form {
    display: flex;
    justify-content: center;
    gap: 10px;
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 15px 20px;
    border: none;
    border-radius: var(--radius);
    font-size: 14px;
}

.newsletter-form input:focus {
    outline: 2px solid var(--color-primary);
}

/* Footer */
.footer {
    padding: 60px 0 30px;
    background: #1a1a1a;
    color: var(--color-white);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.footer-column h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column a {
    font-size: 13px;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.footer-column a:hover {
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.tagline {
    font-style: italic;
    opacity: 0.7;
    margin-bottom: 10px;
}

.copyright {
    font-size: 13px;
    opacity: 0.7;
    margin-bottom: 20px;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.footer-links a {
    font-size: 12px;
    opacity: 0.6;
}

.footer-links a:hover {
    opacity: 1;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .cards-grid,
    .diff-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .top-bar-left {
        display: none;
    }

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

    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: var(--color-black);
        padding: 60px 20px 20px;
        transition: right 0.3s;
        z-index: 1000;
    }

    .nav.active {
        right: 0;
    }

    .nav-list {
        flex-direction: column;
        gap: 0;
    }

    .nav-list li {
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }

    .nav-list a {
        padding: 15px 0;
        display: block;
    }

    .mega-menu {
        position: static;
        min-width: 100%;
        box-shadow: none;
        background: rgba(255,255,255,0.05);
        border-radius: 0;
        padding: 10px;
    }

    .mega-menu-section {
        padding: 10px;
    }

    .mega-menu-section h4,
    .mega-menu-section p,
    .mega-menu-section a {
        color: var(--color-white);
    }

    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero h1 {
        font-size: 32px;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-image {
        order: -1;
    }

    .cards-grid,
    .diff-grid {
        grid-template-columns: 1fr;
    }

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

    .risk-free-content {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }

    .newsletter-form {
        flex-direction: column;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-links {
        flex-wrap: wrap;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 28px;
    }

    .hero-buttons {
        flex-direction: column;
    }

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