:root {
    --nav-blue: #007AFF;
    /* Navicat Vivid Blue */
    --nav-dark: #2c3e50;
    --nav-text: #333333;
    --nav-gray: #f8f9fa;
    --white: #ffffff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

body {
    background-color: var(--white);
    color: var(--nav-text);
    line-height: 1.6;
}

header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #eee;
    padding: 1rem 12%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--nav-dark);
    letter-spacing: -0.5px;
}

.logo img {
    height: 38px;
    width: auto;
    /* Allow natural width for full logo */
}

nav a {
    color: var(--nav-text);
    text-decoration: none;
    margin-left: 2rem;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s;
}

nav a:hover {
    color: var(--nav-blue);
}

.hero {
    padding: 6rem 12%;
    text-align: center;
    background: radial-gradient(circle at center, #fbfbfb 0%, #ffffff 100%);
}

.hero h1 {
    font-size: 3.5rem;
    color: var(--nav-dark);
    margin-bottom: 1.5rem;
    font-weight: 700;
    letter-spacing: -1px;
}

.hero h1 span {
    background: linear-gradient(135deg, #007AFF 0%, #00C6FF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: #666;
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.cta-group {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 5rem;
}

.btn {
    padding: 1rem 3rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    font-size: 1.1rem;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--nav-blue);
    color: white;
    box-shadow: 0 10px 20px rgba(0, 122, 255, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(0, 122, 255, 0.3);
}

.btn-outline {
    background-color: transparent;
    border-color: #ddd;
    color: var(--nav-text);
}

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

.hero-image-container {
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
}

.hero-image {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.12);
    border: 1px solid rgba(0, 0, 0, 0.05);
    display: block;
}

.features {
    padding: 6rem 12%;
    background-color: #FAFAFA;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
}

.feature-card {
    background: white;
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.02);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.feature-card i {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--nav-blue);
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--nav-dark);
}

.feature-card p {
    color: #888;
    font-size: 0.95rem;
}

footer {
    padding: 3rem 12%;
    text-align: center;
    border-top: 1px solid #eee;
    color: #999;
}