:root {
    --bg-color: #f8fafc;
    --text-color: #0f172a;
    --text-muted: #475569;
    --primary-color: #10b981;
    --primary-hover: #059669;
    --accent-color: #34d399;
    --card-bg: rgba(255, 255, 255, 0.8);
    --card-border: rgba(16, 185, 129, 0.2);
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-color);
}

h1 {
    font-size: 3.5rem;
    letter-spacing: -0.05em;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.5rem;
}

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

.gradient-text {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--card-border);
    transition: all 0.3s ease;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100px;
}

.logo {
    height: 80px;
    object-fit: contain;
    transform: scale(2);
    transform-origin: left center;
}

.nav {
    display: flex;
    gap: 2rem;
    align-items: center;
}

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

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

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white !important;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    transition: transform 0.3s, box-shadow 0.3s;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(16, 185, 129, 0.3);
}

.btn-primary.large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Layout */
.section {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    margin-bottom: 4rem;
    font-size: 1.2rem;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

/* Cards */
.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2rem;
    backdrop-filter: blur(10px);
    transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.02);
}

.card:hover {
    transform: translateY(-5px);
    border-color: rgba(16, 185, 129, 0.5);
    box-shadow: 0 20px 40px rgba(16, 185, 129, 0.08);
}

.card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.05) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

.card:hover .card-glow {
    opacity: 1;
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    padding-top: 120px;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
}

.hero-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.15) 0%, transparent 70%);
    z-index: 1;
    filter: blur(60px);
}

/* Framework & Icons */
.icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

/* Products */
.product-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.product-icon {
    height: 30px;
    width: auto;
    object-fit: contain;
}

/* Contact Box */
.contact-box {
    background: linear-gradient(135deg, rgba(255, 255, 255, 1), rgba(248, 250, 252, 1));
    border: 2px solid var(--primary-color);
    border-radius: 24px;
    padding: 4rem 2rem;
    text-align: center;
    box-shadow: 0 20px 40px rgba(16, 185, 129, 0.1);
}

.contact-box h2 {
    margin-bottom: 1rem;
}

.contact-box p {
    margin-bottom: 2rem;
}

/* Footer */
.footer {
    text-align: center;
    padding: 2rem;
    border-top: 1px solid var(--card-border);
    margin-top: 4rem;
}

.footer p {
    margin: 0;
    font-size: 0.9rem;
}

/* Animations */
.animate-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.animate-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* Responsive */
@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    .nav { display: none; }
    .header-container { justify-content: center; height: 90px; }
    .logo { height: 60px; max-width: 90vw; transform: scale(1.6); transform-origin: center center; }
    .hero { padding-top: 90px; }
    .grid-4, .grid-3 { grid-template-columns: 1fr; }
    .section { padding: 60px 0; }
}