/* Base Styles & Variables */
:root {
    --primary-blue: #0056b3;
    --navy-blue: #003366;
    --secondary-blue: #e3f2fd;
    --dark-text: #2c3e50;
    --light-gray: #f8f9fa;
    --border-color: #e5e7eb;
    --accent-green: #28a745;
    --white: #ffffff;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-text);
    margin: 0;
    padding: 0;
    background-color: var(--white);
}

/* Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 8%;
    background: var(--white);
    border-bottom: 1px solid #eee;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo-img {
    height: 45px;
    width: auto;
    display: block;
    transition: transform 0.3s ease;
}

.logo-img:hover {
    transform: scale(1.05);
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 5rem 10%;
    background: linear-gradient(180deg, var(--secondary-blue) 0%, #ffffff 100%);
}

h1 {
    font-size: 2.8rem;
    margin-bottom: 1rem;
    color: var(--navy-blue);
    line-height: 1.2;
}

.hero p {
    font-size: 1.25rem;
    max-width: 850px;
    margin: 0 auto 2rem;
    color: #4a5568;
}

/* Ecosystem Grid Section */
.ecosystem {
    padding: 4rem 5%;
    background-color: #f9fafb;
    text-align: center;
}

.section-title {
    font-size: 2.2rem;
    color: var(--navy-blue);
    margin-bottom: 3rem;
}

.suite-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.product-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    border: 1px solid var(--border-color);
    text-align: left;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.1);
}

/* Highlight style for a featured module */
.product-card.highlight {
    border: 2px solid var(--navy-blue);
    position: relative;
}

/* Video Containers in Cards */
.video-container {
    width: 100%;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 1.5rem;
    background: #000;
    aspect-ratio: 16 / 9;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.video-container video {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.product-card h3 {
    color: var(--primary-blue);
    margin-top: 0;
    font-size: 1.5rem;
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0 0;
    border-top: 1px solid #f0f0f0;
    padding-top: 1rem;
}

.feature-list li {
    margin-bottom: 0.8rem;
    font-size: 0.95rem;
    color: #4b5563;
}

/* General Feature Cards (Bottom section) */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    padding: 4rem 10%;
}

.feature-card {
    padding: 2rem;
    background: var(--light-gray);
    border-radius: 8px;
    text-align: center;
}

.feature-card h3 {
    color: var(--navy-blue);
    margin-bottom: 1rem;
}

/* Offer Section */
.offer {
    text-align: center;
    padding: 5rem 10%;
    background: var(--navy-blue);
    color: var(--white);
}

.price-box {
    margin: 2rem 0;
}

.price {
    font-size: 4.5rem;
    font-weight: bold;
    display: block;
}

.duration {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* About Section */
.about {
    padding: 5rem 10%;
    background-color: var(--light-gray);
    border-top: 1px solid var(--border-color);
}

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

.about h2 {
    color: var(--primary-blue);
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.about p {
    font-size: 1.1rem;
    color: #4a5568;
    line-height: 1.8;
}

.about strong {
    color: var(--navy-blue);
}

/* Buttons */
.cta-button-sm {
    background: var(--primary-blue);
    color: var(--white);
    padding: 0.7rem 1.4rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: bold;
    transition: background 0.3s;
}

.cta-button-sm:hover {
    background: #004494;
}

.cta-button-lg {
    display: inline-block;
    background: var(--accent-green);
    color: var(--white);
    padding: 1.2rem 3rem;
    border-radius: 50px;
    text-decoration: none;
    font-size: 1.25rem;
    font-weight: bold;
    margin-top: 1rem;
    box-shadow: 0 4px 15px rgba(40, 167, 69, 0.4);
    transition: transform 0.2s, background 0.3s;
}

.cta-button-lg:hover {
    background: #218838;
    transform: scale(1.05);
}

footer {
    text-align: center;
    padding: 3rem;
    font-size: 0.9rem;
    color: #718096;
    background: #fff;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    h1 { font-size: 2.2rem; }
    .hero { padding: 3rem 5%; }
    .suite-grid { grid-template-columns: 1fr; }
    .product-card.highlight { transform: none; }
    .price { font-size: 3.5rem; }
}