:root {
    --bg-color: #0b0c10;
    --surface: #1f2833;
    --primary: #66fcf1;
    --primary-dim: #45a29e;
    --text-main: #c5c6c7;
    --text-bright: #ffffff;
    --font-stack: 'Outfit', sans-serif;
}

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

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

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

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 0;
    animation: fadeInDown 0.8s ease;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-bright);
    letter-spacing: 1px;
    text-transform: uppercase;
}

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

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

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

.btn-primary {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
    padding: 0.5rem 1.5rem;
    border-radius: 30px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-stack);
}

.btn-primary:hover {
    background: var(--primary);
    color: var(--bg-color);
    box-shadow: 0 0 15px var(--primary-dim);
}

.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 80vh;
}

.hero-content {
    flex: 1;
    padding-right: 4rem;
    animation: fadeInLeft 1s ease;
}

.hero-content h1 {
    font-size: 4rem;
    color: var(--text-bright);
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    max-width: 500px;
}

.btn-large {
    background: linear-gradient(45deg, var(--primary), var(--primary-dim));
    border: none;
    color: var(--bg-color);
    padding: 1rem 2.5rem;
    font-size: 1.2rem;
    font-weight: 800;
    border-radius: 50px;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    font-family: var(--font-stack);
}

.btn-large:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(102, 252, 241, 0.3);
}

.hero-visual {
    flex: 1;
    position: relative;
    height: 500px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.orb {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(102,252,241,0.2) 0%, rgba(102,252,241,0) 70%);
    border-radius: 50%;
    position: absolute;
    animation: pulse 4s infinite alternate ease-in-out;
}

.orb-2 {
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(69,162,158,0.3) 0%, rgba(69,162,158,0) 70%);
    animation-delay: -2s;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 0.8; }
    100% { transform: scale(1.2); opacity: 1; }
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInLeft {
    from { opacity: 0; transform: translateX(-40px); }
    to { opacity: 1; transform: translateX(0); }
}