:root {
    --primary: #F5E26A;
    /* Warm yellow — icon background */
    --primary-glow: rgba(245, 226, 106, 0.35);
    --secondary: #4FC3F7;
    /* Sky blue — wave highlight */
    --accent-green: #66BB6A;
    /* Green wave layer */
    --accent-purple: #7B52AB;
    /* Purple wave layer */
    --bg-dark: #1A1814;
    /* Warm near-black */
    --card-bg: rgba(255, 255, 255, 0.04);
    --text-main: #F5F0E8;
    --text-muted: #A89F8C;
    --glass-border: rgba(245, 226, 106, 0.12);
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    background-image:
        radial-gradient(circle at 10% 20%, rgba(245, 226, 106, 0.10) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(79, 195, 247, 0.07) 0%, transparent 40%);
    min-height: 100vh;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

header {
    text-align: center;
    margin-bottom: 4rem;
    animation: fadeInDown 0.8s ease-out;
}

.logo {
    width: 80px;
    height: 80px;
    margin-bottom: 1.5rem;
    border-radius: 20px;
    box-shadow: 0 0 30px var(--primary-glow);
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #F5E26A 0%, #4FC3F7 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
}

.glass-panel {
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 3rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    animation: fadeInUp 1s ease-out;
}

section {
    margin-bottom: 2.5rem;
}

h2 {
    font-size: 1.5rem;
    color: var(--secondary);
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 0.5rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-main);
    opacity: 0.9;
}

.highlight-box {
    background: linear-gradient(135deg, rgba(245, 226, 106, 0.10) 0%, rgba(79, 195, 247, 0.07) 100%);
    border-left: 4px solid var(--primary);
    padding: 1.5rem;
    border-radius: 0 12px 12px 0;
    margin: 2rem 0;
}

footer {
    text-align: center;
    margin-top: 4rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    padding-bottom: 2rem;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 600px) {
    h1 {
        font-size: 2.2rem;
    }

    .glass-panel {
        padding: 1.5rem;
    }

    .container {
        padding: 2rem 1rem;
    }
}