:root {
    --primary-color: #5e97f2;
    /* Blue */
    --primary-hover: #4a80d4;
    --bg-color: #ffffff;
    --surface-color: #f8f9fa;
    --text-color: #1a1a1a;
    --text-secondary: #5f6368;
    --border-color: #dadce0;
    --border-radius: 12px;
    --container-width: 1200px;
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1,
h2,
h3,
h4 {
    color: var(--text-color);
    font-weight: 700;
    line-height: 1.2;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
}

.highlight {
    color: var(--primary-color);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    gap: 8px;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(94, 151, 242, 0.3);
}

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

.btn-secondary:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background-color: rgba(94, 151, 242, 0.05);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.1rem;
}

.btn-gold {
    background-color: #FFD700;
    color: #000;
}

.btn-gold:hover {
    background-color: #FFC107;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 215, 0, 0.3);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 0;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-img {
    width: 28px;
    height: 28px;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-list a:not(.btn) {
    color: var(--text-secondary);
    font-weight: 500;
}

.nav-list a:not(.btn):hover {
    color: var(--primary-color);
}

.mobile-menu-toggle {
    display: none;
}

/* Hero Section */
.hero {
    padding: 160px 0 100px;
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.hero-image-wrapper {
    position: relative;
    animation: float 6s ease-in-out infinite;
}

.hero-img {
    /* border-radius: 20px; */
    filter: drop-shadow(0 20px 50px rgba(0, 0, 0, 0.2));
    /* border: 1px solid var(--border-color); */
    max-height: 600px;
    width: auto;
    margin: 0 auto;
}

.hero-background-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(94, 151, 242, 0.1) 0%, rgba(255, 255, 255, 0) 70%);
    z-index: 1;
    pointer-events: none;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }

    100% {
        transform: translateY(0px);
    }
}

/* Features Section */
.features {
    padding: 100px 0;
    background-color: var(--bg-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--surface-color);
    padding: 40px;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 15px;
    font-size: 1.25rem;
}

.feature-card p {
    color: var(--text-secondary);
}

/* How It Works Section */
.how-it-works {
    padding: 100px 0;
    background-color: var(--surface-color);
}

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

.step-card {
    position: relative;
    padding: 20px;
}

.step-number {
    font-size: 4rem;
    font-weight: 700;
    color: rgba(0, 0, 0, 0.05);
    line-height: 1;
    margin-bottom: -20px;
    position: relative;
    z-index: 1;
}

.step-card h3 {
    position: relative;
    z-index: 2;
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.step-card p {
    color: var(--text-secondary);
    position: relative;
    z-index: 2;
}

/* Footer */
.footer {
    padding: 80px 0 40px;
    background-color: var(--bg-color);
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 60px;
}

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

.footer-brand p {
    margin-top: 15px;
    color: var(--text-secondary);
}

.footer-links {
    display: flex;
    gap: 80px;
}

.link-group h4 {
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.link-group ul li {
    margin-bottom: 12px;
}

.link-group ul li a {
    color: var(--text-secondary);
}

.link-group ul li a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
}

/* Mobile Responsive */
@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

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

    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .steps-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        width: 30px;
        height: 20px;
        background: none;
        border: none;
        cursor: pointer;
        z-index: 1001;
    }

    .mobile-menu-toggle span {
        width: 100%;
        height: 2px;
        background-color: var(--text-color);
        transition: var(--transition);
    }

    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background-color: rgba(255, 255, 255, 0.98);
        padding: 100px 40px;
        transition: var(--transition);
        z-index: 1000;
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.1);
    }

    .nav.active {
        right: 0;
    }

    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: 40px;
    }

    .nav-list a {
        font-size: 1.5rem;
    }

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 6px);
    }

    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -6px);
    }
}