/* CSS Reset & Variables */
:root {
    --bg-dark: #07101a;
    --bg-darker: #04090f;
    --bg-card: #111f30;
    --accent: #ff5722; /* High-vis Orange matching the pontoon */
    --accent-hover: #e64a19;
    --text-main: #f0f4f8;
    --text-muted: #9fb3c8;
    --border-color: rgba(255, 255, 255, 0.1);
    --font-main: 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 800;
    line-height: 1.2;
}

.text-accent {
    color: var(--accent);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s ease;
    padding: 1.5rem 0;
}

.navbar.scrolled {
    background-color: rgba(4, 9, 15, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-main);
    letter-spacing: -0.5px;
}

.logo-highlight {
    color: var(--accent);
}

.logo-sub {
    font-size: 0.75rem;
    color: var(--text-muted);
    display: block;
    font-weight: 400;
    margin-top: -5px;
}

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--accent);
}

.nav-cta {
    background-color: var(--accent);
    padding: 0.5rem 1.2rem;
    border-radius: 4px;
    color: #fff !important;
}

.nav-cta:hover {
    background-color: var(--accent-hover);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    border-radius: 6px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background-color: var(--accent);
    color: #fff;
    box-shadow: 0 4px 15px rgba(255, 87, 34, 0.3);
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 87, 34, 0.4);
}

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

.btn-secondary:hover {
    border-color: var(--text-main);
    background-color: rgba(255,255,255,0.05);
}

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

.btn-outline:hover {
    background-color: var(--accent);
    color: #fff;
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    width: 100%;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: radial-gradient(circle at top right, #112a46, var(--bg-dark) 60%);
    padding-top: 5rem;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.hero-text p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    max-width: 90%;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    z-index: 2;
    transform: rotate(-5deg);
    animation: float 6s ease-in-out infinite;
    filter: drop-shadow(0 20px 30px rgba(0,0,0,0.5));
}

.glow-effect {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255,87,34,0.15) 0%, rgba(0,0,0,0) 70%);
    z-index: 1;
}

@keyframes float {
    0% { transform: translateY(0px) rotate(-5deg); }
    50% { transform: translateY(-15px) rotate(-3deg); }
    100% { transform: translateY(0px) rotate(-5deg); }
}

/* Sections Common */
section {
    padding: 6rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-title p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* Features */
.features {
    background-color: var(--bg-darker);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--bg-card);
    padding: 2.5rem 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.4);
    border-color: rgba(255, 87, 34, 0.3);
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Specs Section */
.specs {
    background: linear-gradient(135deg, #111f30 0%, var(--bg-dark) 100%);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.specs-wrapper {
    max-width: 800px;
    margin: 0 auto;
    background: rgba(4, 9, 15, 0.6);
    padding: 3rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
}

.specs-content h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    text-align: center;
    color: #fff;
}

.specs-list {
    list-style: none;
}

.specs-list li {
    padding: 1.2rem 0;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
}

.specs-list li:last-child {
    border-bottom: none;
}

.specs-list li strong {
    color: var(--accent);
    min-width: 150px;
}

/* Shop Section */
.shop {
    background-color: var(--bg-dark);
}

.product-card {
    display: flex;
    background-color: var(--bg-card);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    max-width: 1000px;
    margin: 0 auto;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.product-image {
    flex: 1;
    background-color: #0c1622;
    padding: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-right: 1px solid var(--border-color);
}

.product-image img {
    max-width: 100%;
    transform: scale(1.1);
}

.product-info {
    flex: 1;
    padding: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.tag {
    background-color: rgba(46, 204, 113, 0.15);
    color: #2ecc71;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    align-self: flex-start;
    margin-bottom: 1rem;
}

.product-info h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.price {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.price-unit {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 400;
}

.product-info p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.product-features {
    list-style: none;
    margin-bottom: 2rem;
}

.product-features li {
    margin-bottom: 0.5rem;
    color: #fff;
}

.product-features i {
    color: var(--accent);
    margin-right: 0.5rem;
}

.volume-note {
    margin-top: 1.5rem;
    font-size: 0.9rem;
    text-align: center;
}

.volume-note a {
    color: var(--accent);
    text-decoration: none;
}

/* Open Source Section */
.opensource {
    background: url('data:image/svg+xml;utf8,<svg width="20" height="20" xmlns="http://www.w3.org/2000/svg"><circle cx="2" cy="2" r="1" fill="%23ffffff" fill-opacity="0.05"/></svg>'), var(--bg-darker);
    text-align: center;
}

.opensource-content {
    max-width: 700px;
}

.opensource-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.opensource-text p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.opensource-text .btn {
    margin-top: 1rem;
}

.disclaimer {
    margin-top: 2rem;
    font-size: 0.85rem !important;
    font-style: italic;
    opacity: 0.7;
}

/* Footer */
footer {
    background-color: #03060a;
    padding: 4rem 0 2rem;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand h4 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.9rem;
    max-width: 300px;
}

.footer-links h4, .footer-contact h4 {
    margin-bottom: 1.2rem;
    font-size: 1.1rem;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--accent);
}

.footer-contact p {
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.footer-contact i {
    color: var(--accent);
    margin-right: 0.5rem;
    width: 20px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 900px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 4rem;
    }

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

    .nav-links {
        display: none; /* Add mobile menu JS for production */
    }

    .product-card {
        flex-direction: column;
    }
    
    .product-image {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 2rem;
    }

    .footer-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand p {
        margin: 0 auto;
    }
}