:root {
    --bg-color: #050a15;
    --card-bg: rgba(16, 25, 45, 0.6);
    --text-primary: #f0f4f8;
    --text-secondary: #94a3b8;
    --accent-blue: #00d2ff;
    --accent-blue-hover: #3a86ff;
    --accent-green: #00ff88;
    --glass-border: rgba(255, 255, 255, 0.08);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    z-index: 1000;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    background: rgba(5, 10, 21, 0.8);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 5%;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo {
    width: 40px;
    height: 40px;
    border-radius: 8px;
}

.brand-name {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 1px;
    background: linear-gradient(90deg, var(--text-primary), var(--accent-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

nav a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

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

/* Buttons */
.btn-primary, .btn-secondary, .btn-outline {
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-blue-hover));
    color: #fff;
    border: none;
    box-shadow: 0 4px 15px rgba(0, 210, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 210, 255, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    backdrop-filter: blur(5px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
}

.btn-outline {
    border: 1px solid var(--accent-blue);
    color: var(--accent-blue);
    background: transparent;
}

.btn-outline:hover {
    background: rgba(0, 210, 255, 0.1);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 0 5%;
    text-align: center;
}

.hero-text h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    background: linear-gradient(to right, #fff, var(--accent-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-text p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2rem auto;
}

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

.hero-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 210, 255, 0.15) 0%, rgba(5, 10, 21, 0) 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: -1;
    pointer-events: none;
}

/* Products Section */
.products {
    padding: 6rem 5%;
    text-align: center;
}

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

.section-subtitle {
    color: var(--text-secondary);
    margin-bottom: 4rem;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.product-card {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 2rem;
    backdrop-filter: blur(10px);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    position: relative;
    overflow: hidden;
    text-align: left;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    border-color: rgba(0, 210, 255, 0.3);
}

.card-glow {
    position: absolute;
    top: -50px;
    right: -50px;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(0, 210, 255, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.product-image {
    width: 100%;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

.product-info {
    position: relative;
    z-index: 1;
}

.product-info h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

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

/* About Section */
.about {
    padding: 6rem 5%;
    background: linear-gradient(to bottom, transparent, rgba(16, 25, 45, 0.4));
}

.about-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.about h2 {
    font-size: 2.5rem;
    margin-bottom: 4rem;
}

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

.feature {
    padding: 2rem;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    transition: background 0.3s ease;
}

.feature:hover {
    background: rgba(255, 255, 255, 0.05);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.feature h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--accent-blue);
}

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

/* Footer */
footer {
    background: #03060c;
    padding: 4rem 5% 2rem;
    border-top: 1px solid var(--glass-border);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    margin-bottom: 3rem;
}

.footer-brand .footer-logo {
    width: 30px;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.footer-links h4 {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.footer-links a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 0.8rem;
    transition: color 0.3s;
}

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

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

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Forms & Layouts Phase 2 */
.form-container {
    max-width: 500px;
    margin: 8rem auto 4rem;
    padding: 3rem;
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    backdrop-filter: blur(10px);
}

.form-container h2 {
    text-align: center;
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.form-control {
    width: 100%;
    padding: 0.8rem 1rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: var(--text-primary);
    transition: border-color 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-blue);
}

.btn-block {
    width: 100%;
    text-align: center;
    display: block;
    margin-top: 2rem;
}

/* Detail Pages */
.page-hero {
    padding: 10rem 5% 5rem;
    text-align: center;
}

.page-hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(to right, #fff, var(--accent-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.page-hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 2rem;
}

.page-hero img {
    max-width: 800px;
    width: 100%;
    border-radius: 16px;
    margin-top: 3rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    border: 1px solid var(--glass-border);
}

.download-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

/* Pricing & How it Works */
.how-it-works { padding: 6rem 5%; background: var(--bg-color); }
.step-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; max-width: 1200px; margin: 0 auto; }
.step-card { text-align: center; padding: 2rem; }
.step-number { font-size: 3rem; font-weight: 800; color: rgba(0, 210, 255, 0.2); margin-bottom: 1rem; }

.pricing { padding: 6rem 5%; background: rgba(0,0,0,0.2); }
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; max-width: 1200px; margin: 0 auto; }
.pricing-card { background: var(--card-bg); border: 1px solid var(--glass-border); padding: 3rem 2rem; border-radius: 16px; text-align: center; transition: transform 0.3s; }
.pricing-card:hover { transform: translateY(-10px); border-color: var(--accent-blue); }
.pricing-card.featured { border-color: var(--accent-blue); box-shadow: 0 10px 30px rgba(0, 210, 255, 0.1); position: relative; }
.pricing-card.featured::before { content: 'Most Popular'; position: absolute; top: -15px; left: 50%; transform: translateX(-50%); background: var(--accent-blue); color: #fff; padding: 0.3rem 1rem; border-radius: 20px; font-size: 0.8rem; font-weight: 600; }
.pricing-price { font-size: 3rem; font-weight: 800; margin: 1.5rem 0; }
.pricing-features { list-style: none; margin-bottom: 2rem; text-align: left; }
.pricing-features li { margin-bottom: 1rem; color: var(--text-secondary); display: flex; align-items: center; gap: 10px; }
.pricing-features li::before { content: '✓'; color: var(--accent-green); font-weight: bold; }

@keyframes pulseShadow {
    0% { box-shadow: inset 0 0 0px rgba(0, 210, 255, 0); }
    20% { box-shadow: inset 0 0 80px rgba(0, 210, 255, 0.6); }
    100% { box-shadow: inset 0 0 0px rgba(0, 210, 255, 0); }
}

.highlight-pulse {
    animation: pulseShadow 2s ease-out;
}