:root {
    --bg-color: #0d0f12;
    --text-main: #f0f4f8;
    --text-muted: #8b9eb3;
    --accent: #00f0ff;
    --accent-hover: #00c3cc;
    --card-bg: #15191e;
    --border: #2c3542;
    --success: #00ff66;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

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

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 4rem;
    animation: fadeInDown 0.8s ease-out;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.badge {
    font-size: 0.7rem;
    background: rgba(0, 240, 255, 0.1);
    color: var(--accent);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    vertical-align: super;
}

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

nav a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

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

.btn-primary {
    background-color: var(--accent);
    color: #000;
    border: none;
    padding: 0.7rem 1.5rem;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 240, 255, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-main);
    border: 1px solid var(--border);
    padding: 0.7rem 1.5rem;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
}

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

.glow {
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
}

.hero {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 5rem;
    animation: fadeInUp 1s ease-out;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(90deg, #fff, #8b9eb3);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

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

.dashboard {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    transition: transform 0.3s;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(circle at var(--mouse-x, -100px) var(--mouse-y, -100px), rgba(255,255,255,0.05) 0%, transparent 80%);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

.card:hover::before {
    opacity: 1;
}

.card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 240, 255, 0.3);
}

.stat-card h3 {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    font-weight: 500;
}

.stat {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.trend {
    font-size: 0.9rem;
}
.trend.up { color: var(--success); }
.trend.down { color: var(--accent); }

.pulse {
    animation: gentlePulse 4s infinite;
}

footer {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

/* Animations */
@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes gentlePulse {
    0% { box-shadow: 0 0 0 0 rgba(0, 240, 255, 0); }
    50% { box-shadow: 0 0 20px 0 rgba(0, 240, 255, 0.1); }
    100% { box-shadow: 0 0 0 0 rgba(0, 240, 255, 0); }
}