@charset "UTF-8";

:root {
    --bg: #030303;
    --accent: #0071e3;
    --accent-alt: #4285f4;
    --text: #f5f5f7;
    --text-dim: #86868b;
    --glass: rgba(255, 255, 255, 0.03);
    --border: rgba(255, 255, 255, 0.1);
    --ease: cubic-bezier(0.23, 1, 0.32, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { background: var(--bg); color: var(--text); font-family: "SF Pro Display", "Inter", sans-serif; overflow-x: hidden; }

/* --- 背景アニメーション (Blobs) --- */
.visual-wrapper {
    position: fixed; width: 100vw; height: 100vh; z-index: -1; overflow: hidden;
}
.blob {
    position: absolute; width: 600px; height: 600px;
    background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
    filter: blur(80px); opacity: 0.4; animation: move 20s infinite alternate;
}
.blob-1 { top: -10%; left: -10%; background: #1a2a6c; }
.blob-2 { bottom: -10%; right: -10%; background: #0071e3; animation-delay: -5s; }

@keyframes move {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(100px, 50px) scale(1.2); }
}

.glass-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    backdrop-filter: blur(40px); background: rgba(0,0,0,0.2);
}

/* --- ナビゲーション --- */
nav {
    position: fixed; top: 0; width: 100%; height: 70px;
    display: flex; justify-content: space-between; align-items: center;
    padding: 0 5%; z-index: 100;
}
.logo { font-size: 1.4rem; font-weight: 800; letter-spacing: -0.05em; background: linear-gradient(to right, #fff, #888); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.nav-links a { color: var(--text-dim); text-decoration: none; margin-left: 30px; font-size: 0.9rem; transition: 0.3s; }
.nav-links a:hover { color: #fff; text-shadow: 0 0 10px rgba(255,255,255,0.5); }
.nav-demo-link { border: 1px solid var(--accent); padding: 8px 20px; border-radius: 50px; color: var(--accent) !important; }
.nav-demo-link:hover { background: var(--accent); color: white !important; }

/* --- ヒーローエリア --- */
#hero {
    height: 100vh; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center;
}
.badge {
    background: rgba(255,255,255,0.05); border: 1px solid var(--border);
    padding: 6px 18px; border-radius: 100px; font-size: 0.75rem; color: var(--accent);
    margin-bottom: 24px; text-transform: uppercase; letter-spacing: 2px;
}
.gradient-text {
    font-size: clamp(3.5rem, 12vw, 7rem); font-weight: 800; line-height: 0.9;
    letter-spacing: -0.06em; margin-bottom: 30px;
}
.highlight { color: #fff; text-shadow: 0 0 30px rgba(255,255,255,0.2); }

.hero-sub {
    font-size: clamp(1rem, 2vw, 1.3rem); color: var(--text-dim); max-width: 650px; margin-bottom: 50px; line-height: 1.6;
}

/* --- ボタン --- */
.cta-area { display: flex; gap: 20px; }
.cta-btn {
    padding: 18px 40px; border-radius: 100px; font-weight: 600; text-decoration: none; transition: 0.5s var(--ease);
}
.cta-btn.main { background: #fff; color: #000; box-shadow: 0 10px 40px rgba(255,255,255,0.2); }
.cta-btn.main:hover { transform: translateY(-5px) scale(1.05); box-shadow: 0 20px 50px rgba(255,255,255,0.3); }
.cta-btn.outline { border: 1px solid var(--border); color: #fff; backdrop-filter: blur(10px); }
.cta-btn.outline:hover { background: rgba(255,255,255,0.1); border-color: #fff; }

/* --- フィーチャーカード --- */
.feature-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px; width: 90%; max-width: 1200px; padding-bottom: 100px;
}
.glass-card {
    background: var(--glass); border: 1px solid var(--border);
    padding: 50px; border-radius: 32px; transition: 0.6s var(--ease);
    position: relative; overflow: hidden;
}
.glass-card:hover {
    background: rgba(255,255,255,0.06); border-color: var(--accent);
    transform: translateY(-10px);
}
.icon-box {
    width: 60px; height: 60px; background: rgba(0,113,227,0.1);
    display: flex; align-items: center; justify-content: center;
    border-radius: 16px; margin-bottom: 24px; color: var(--accent); font-size: 1.5rem;
}
.glass-card h3 { font-size: 1.5rem; margin-bottom: 15px; }
.glass-card p { color: var(--text-dim); line-height: 1.6; }

footer { padding: 60px; text-align: center; color: #444; font-size: 0.8rem; letter-spacing: 1px; }

@media (max-width: 768px) {
    .cta-area { flex-direction: column; width: 80%; }
}