@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;800&display=swap');

:root {
    --primary-glow: conic-gradient(
        from 180deg at 50% 50%,
        #16abff33 0deg,
        #0885ff33 55deg,
        #54d6ff33 120deg,
        #0071ff33 160deg,
        transparent 360deg
    );
    --secondary-glow: radial-gradient(
        rgba(255, 255, 255, 1),
        rgba(255, 255, 255, 0)
    );
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-main: #ffffff;
    --text-muted: rgba(255, 255, 255, 0.6);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    background-color: #030303;
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.background-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: url('background.png') no-repeat center center;
    background-size: cover;
}

.background-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, transparent 0%, rgba(0, 0, 0, 0.4) 100%),
                rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
}

.glow {
    position: absolute;
    width: 500px;
    height: 500px;
    background: var(--primary-glow);
    filter: blur(80px);
    border-radius: 50%;
    opacity: 0.3;
    animation: rotate 20s linear infinite;
    z-index: -1;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.container {
    text-align: center;
    padding: 3rem;
    border-radius: 24px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(20px);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    max-width: 600px;
    width: 90%;
    animation: fadeIn 1.2s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.logo-placeholder {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #0070f3, #00dfd8);
    border-radius: 16px;
    margin: 0 auto 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 20px rgba(0, 112, 243, 0.4);
    animation: pulse 3s infinite ease-in-out;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); filter: brightness(1); }
    50% { transform: scale(1.05); filter: brightness(1.2); }
}

h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -0.05em;
    background: linear-gradient(to bottom right, #fff 30%, rgba(255, 255, 255, 0.5));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

p {
    font-size: 1.125rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 2rem;
}

.progress-container {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 2rem;
}

.progress-bar {
    width: 65%;
    height: 100%;
    background: linear-gradient(90deg, #0070f3, #00dfd8);
    box-shadow: 0 0 10px rgba(0, 112, 243, 0.5);
    border-radius: 3px;
    animation: slideProgress 4s ease-in-out infinite alternate;
}

@keyframes slideProgress {
    0% { width: 40%; }
    100% { width: 80%; }
}

.footer {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 1rem;
}

.footer-link {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: var(--text-main);
}

/* Responsive */
@media (max-width: 480px) {
    h1 {
        font-size: 2rem;
    }
    .container {
        padding: 2rem;
    }
}