/* ElevenLabs - dark futuristic waveform */
:root{--ink:#eef1ff;--paper:#08080d;--card:#14141d;--line:#262640;--accent:#7a5cff;--accent2:#ff6bc9;--mut:#9aa0c4;--maxw:1120px}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);font-family:"Hiragino Kaku Gothic ProN","Meiryo",system-ui,sans-serif;line-height:1.75}
a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
ul.list{margin:16px 0 0 22px}ul.list li{margin-bottom:10px}
header.site{position:sticky;top:0;z-index:50;background:#0b0b12;border-bottom:1px solid var(--line)}
.top{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800}
.logo .mark{background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent;font-size:1.3rem}
.logo .word{font-size:1.3rem;color:#fff}
nav.main{display:flex;gap:20px;align-items:center;font-size:.9rem}
nav.main a{color:#b9bdda;padding:6px 2px;border-bottom:2px solid transparent;font-weight:600}
nav.main a:hover,nav.main a.active{color:#fff;border-color:var(--accent)}
.nav-toggle{display:none;background:none;border:0;font-size:1.6rem;color:#fff;cursor:pointer}
.btn{display:inline-block;background:linear-gradient(120deg,var(--accent),var(--accent2));color:#fff;padding:12px 28px;border-radius:999px;font-weight:800;font-size:.95rem;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(122,92,255,.4)}
.btn.ghost{background:transparent;color:#fff;border:1.5px solid var(--accent)}
.btn.sm{padding:8px 18px;font-size:.85rem}
.wave-hero{padding:80px 0 70px;background:radial-gradient(circle at 18% 20%,rgba(122,92,255,.22),transparent 45%),radial-gradient(circle at 85% 80%,rgba(255,107,201,.14),transparent 45%)}
.eyebrow{display:inline-block;color:var(--accent2);font-weight:700;letter-spacing:.14em;font-size:.8rem;margin-bottom:18px}
.wave-hero h1{font-size:clamp(3rem,8vw,5.2rem);font-weight:900;letter-spacing:-.02em;line-height:1;background:linear-gradient(120deg,#fff,#c7b8ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.wave-hero .sub{margin:22px 0 0;max-width:760px;color:#c4c9e8;font-size:1.09rem}
.cta-row{margin-top:32px;display:flex;gap:14px;flex-wrap:wrap}
.wf-bar{display:flex;align-items:center;gap:6px;margin-top:44px;height:60px}
.wf-bar i{flex:1;background:linear-gradient(180deg,var(--accent2),var(--accent));border-radius:3px;animation:eq 1.1s ease-in-out infinite}
.wf-bar i:nth-child(1){animation-delay:.0s}.wf-bar i:nth-child(2){animation-delay:.2s}.wf-bar i:nth-child(3){animation-delay:.4s}.wf-bar i:nth-child(4){animation-delay:.1s}.wf-bar i:nth-child(5){animation-delay:.3s}.wf-bar i:nth-child(6){animation-delay:.5s}.wf-bar i:nth-child(7){animation-delay:.15s}.wf-bar i:nth-child(8){animation-delay:.35s}.wf-bar i:nth-child(9){animation-delay:.55s}.wf-bar i:nth-child(10){animation-delay:.05s}
@keyframes eq{0%,100%{height:14px}50%{height:58px}}
section.blk{padding:58px 0}
section.blk.alt{background:#0d0d15}
h2.sec{font-size:1.7rem;font-weight:800;margin-bottom:10px;color:#fff}
.grid{display:grid;gap:20px}.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px;box-shadow:0 8px 22px rgba(0,0,0,.3)}
.card h3{font-size:1.12rem;margin-bottom:8px;color:#fff}
.card p{color:#b9bdda;font-size:.95rem}.card p a{color:var(--accent2);text-decoration:underline}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:start}
.panel{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px}
.ph-line{padding:13px 0;border-bottom:1px dashed var(--line);font-size:.95rem}
.ph-line:last-child{border-bottom:0}.ph-line b{display:block;color:var(--accent2);margin-bottom:2px}
.note{background:rgba(122,92,255,.1);border-left:4px solid var(--accent);padding:16px 20px;border-radius:8px;color:#b9bdda;font-size:.92rem;margin-top:26px}
.narrow{max-width:820px!important}
.phead{padding:54px 0 30px;border-bottom:1px solid var(--line)}
.phead h1{font-size:clamp(1.9rem,4.4vw,2.9rem);font-weight:900;line-height:1.15;color:#fff}
.lede{margin-top:16px;max-width:720px;color:#c4c9e8;font-size:1.05rem}
.crumb{font-size:.85rem;color:var(--mut);margin-bottom:18px}.crumb a{color:var(--accent2)}
.faqwrap{display:flex;flex-direction:column;gap:12px}
.faq{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.faq summary{padding:18px 22px;cursor:pointer;font-weight:700;color:#fff;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.3rem;color:var(--accent)}
.faq[open] summary::after{content:"–"}
.faq .a{padding:4px 22px 18px;color:#b9bdda;font-size:.95rem}
footer.site{border-top:1px solid var(--line);margin-top:60px;padding:40px 0 34px;color:var(--mut);font-size:.9rem;background:#08080d}
.ft{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
.ft nav{display:flex;gap:18px;flex-wrap:wrap}.ft nav a:hover{color:#fff}
@media(max-width:820px){
.g3{grid-template-columns:1fr}.g2{grid-template-columns:1fr}.split{grid-template-columns:1fr}
.nav-toggle{display:block}
nav.main{position:fixed;top:64px;left:0;right:0;background:#0b0b12;flex-direction:column;align-items:flex-start;padding:18px 24px;gap:16px;border-bottom:1px solid var(--line);display:none}
nav.main.open{display:flex}
}