:root{--bg: #edf3f8;--panel: rgba(255, 255, 255, .58);--panel-border: rgba(15, 23, 42, .06);--text: #17212b;--text-soft: #52606d;--accent: #69b34c;--accent-hover: #7cc95b;--shadow: 0 10px 30px rgba(15, 23, 42, .08);--radius: 18px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Segoe UI,sans-serif;background:linear-gradient(180deg,#f5f8fb,#e9f0f6);color:var(--text);line-height:1.65}header{position:relative;overflow:hidden;padding:5rem 1.5rem 3rem;text-align:center;background:radial-gradient(circle at top,rgba(35,136,255,.14),transparent 50%);border-bottom:1px solid rgba(15,23,42,.05)}header:before{content:"";position:absolute;inset:0;background:url(../images/3dcitytour.webp) center center / cover no-repeat;opacity:.06;pointer-events:none}header>*{position:relative;z-index:1}h1{margin:0;font-size:clamp(2rem,4vw,4rem);line-height:1.05;letter-spacing:-.03em;color:#0f172a;text-wrap:balance}header p{max-width:850px;margin:1.5rem auto 0;color:var(--text-soft);font-size:1.15rem}main{width:min(1100px,92vw);margin:auto;padding:1.5rem 0 4rem}.section{background:var(--panel);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--panel-border);border-radius:var(--radius);padding:1.6rem;margin-bottom:1rem;box-shadow:var(--shadow)}h2{margin:0 0 .6rem;color:#0f172a;font-size:clamp(1.4rem,3vw,2rem);letter-spacing:-.02em}p{margin:0 0 1rem;color:var(--text-soft)}ul{list-style:none;padding-left:1.2rem;margin:0}ul li{position:relative;margin:.45rem 0;color:var(--text-soft)}ul li:before{content:"";position:absolute;left:-1.2rem;top:.7rem;width:8px;height:8px;border-radius:50%;background:var(--accent)}.feature{background:#2388ff0d;border:1px solid rgba(35,136,255,.08);border-radius:14px;padding:1rem 1.2rem;margin-top:1rem;line-height:1.9;color:var(--text)}.button{display:inline-flex;align-items:center;justify-content:center;gap:.6rem;background:linear-gradient(135deg,#2388ff,#42b3ff);color:#fff;text-decoration:none;padding:.95rem 1.5rem;border-radius:12px;font-weight:600;transition:all .25s ease;box-shadow:0 6px 18px #2388ff33}.button:hover{transform:translateY(-2px);background:linear-gradient(135deg,#42a0ff,#67b8ff)}.img{border-radius:16px;margin-top:1rem;box-shadow:var(--shadow)}#youtube-video{width:40%;max-width:900px;aspect-ratio:16 / 9;border:none;border-radius:18px;box-shadow:var(--shadow)}.faq-item{background:#ffffffb8;border:1px solid rgba(15,23,42,.06);border-radius:14px;overflow:hidden;margin-bottom:1rem}.faq-question{width:100%;border:none;background:transparent;color:var(--text);text-align:left;padding:1.2rem;cursor:pointer;font-size:1rem}.faq-question:hover{background:#2388ff0a}.faq-answer{display:none;padding:0 1.2rem 1.2rem;color:var(--text-soft)}.faq-answer.show{display:block}footer{text-align:center;padding:2rem;color:#6b7280;border-top:1px solid rgba(15,23,42,.05)}@media(max-width:700px){header{padding:4rem 1rem 2.5rem}h1{font-size:clamp(1.8rem,8vw,3rem)}header p{font-size:1rem}.section{padding:1.2rem}}