:root{--bg:#f4efe5;--bg2:#fffaf2;--card:rgba(255,255,255,.74);--card2:rgba(255,255,255,.94);--text:#17130d;--muted:#726957;--line:rgba(135,99,25,.2);--gold:#b78314;--gold2:#e8c45d;--gold3:#7d5709;--shadow:0 28px 90px rgba(82,55,6,.16);--logo:url('https://users.diezka.com/images/company-logo.png')}html[data-theme=dark]{--bg:#070706;--bg2:#171209;--card:rgba(22,21,18,.76);--card2:rgba(26,24,20,.96);--text:#faf4e6;--muted:#b9ae99;--line:rgba(232,196,93,.21);--gold:#d4a72b;--gold2:#f4d778;--gold3:#9c7114;--shadow:0 28px 90px rgba(0,0,0,.52);--logo:url('https://users.diezka.com/images/company-logo-dark.png')}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100svh;color:var(--text);font-family:"DM Sans",system-ui,sans-serif;background:radial-gradient(circle at 8% 10%,rgba(232,196,93,.14),transparent 32rem),radial-gradient(circle at 93% 18%,rgba(183,131,20,.12),transparent 30rem),linear-gradient(145deg,var(--bg),var(--bg2));overflow-x:hidden}button,input,a{font:inherit}.shell{width:min(100%,1120px);margin:auto;padding:max(10px,env(safe-area-inset-top)) 16px max(18px,env(safe-area-inset-bottom))}.top{min-height:74px;display:flex;align-items:center;justify-content:space-between}.brand{width:clamp(150px,42vw,220px);height:50px;background:var(--logo) left center/contain no-repeat}.theme{width:46px;height:46px;border:1px solid var(--line);border-radius:15px;background:var(--card);color:var(--text);display:grid;place-items:center;cursor:pointer}.hero{text-align:center;padding:28px 0}.pill{display:inline-flex;padding:8px 13px;border:1px solid var(--line);border-radius:999px;color:var(--gold2);font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}h1{margin:17px auto 13px;max-width:920px;font:700 clamp(2.45rem,11vw,5.4rem)/.98 "Playfair Display",serif;letter-spacing:-.045em}.gold{background:linear-gradient(110deg,var(--gold3),var(--gold2) 44%,#fff0ad 58%,var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent}.hero p{max-width:710px;margin:auto;color:var(--muted);font-size:clamp(1rem,4vw,1.17rem);line-height:1.75}.card{border:1px solid var(--line);border-radius:28px;background:var(--card);backdrop-filter:blur(24px);box-shadow:var(--shadow);overflow:hidden}.intro{display:grid;gap:22px;padding:24px}.intro h2,.tutorial h2,.done h2{margin:0 0 8px;font-size:clamp(1.6rem,6vw,2.35rem)}.intro p,.done p{margin:0;color:var(--muted);line-height:1.7}.steps{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:18px}.mini{min-height:92px;padding:14px;border:1px solid var(--line);border-radius:18px}.mini span{color:var(--gold2);font-size:.72rem;font-weight:800}.mini strong{display:block;margin-top:7px}.form{display:grid;gap:14px;padding:20px;border:1px solid var(--line);border-radius:22px}.form small{color:var(--muted)}label{display:grid;gap:7px;font-size:.85rem;font-weight:700}input{width:100%;border:1px solid var(--line);background:var(--card2);color:var(--text);border-radius:15px;padding:14px 15px;outline:none}.btn{border:0;border-radius:15px;padding:14px 17px;font-weight:800;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.primary{color:#1c1609;background:linear-gradient(135deg,var(--gold2),var(--gold))}.secondary{color:var(--text);background:transparent;border:1px solid var(--line)}.hidden{display:none!important}.progress-head{display:flex;justify-content:space-between;padding:24px 24px 18px}.progress-head p{margin:4px 0;color:var(--muted)}.percent{font-size:2rem;font-weight:800;color:var(--gold2)}.bar{height:13px;margin:0 24px 24px;border:1px solid var(--line);border-radius:999px;overflow:hidden}.fill{height:100%;width:0;background:linear-gradient(90deg,var(--gold),var(--gold2));transition:.35s}.video-area{border-top:1px solid var(--line);padding:20px}.player-wrap{position:relative;aspect-ratio:16/9;border-radius:22px;overflow:hidden;background:#050505}.player-wrap iframe{width:100%;height:100%;border:0}.local-warning{position:absolute;inset:0;display:grid;place-items:center;padding:24px;text-align:center;background:#171612}.local-warning a{color:#17130d;background:linear-gradient(135deg,var(--gold2),var(--gold));padding:12px;border-radius:14px;text-decoration:none}.copy{padding:20px 4px 2px}.copy .step{color:var(--gold2);font-size:.78rem;font-weight:800}.copy h2{margin:10px 0}.copy p{color:var(--muted);line-height:1.7}.video-cta{margin-top:18px}.nav{display:grid;grid-template-columns:52px 1fr 52px;align-items:center;gap:12px;padding-top:22px}.arrow{width:52px;height:52px;border-radius:17px;border:1px solid var(--line);background:transparent;color:var(--text);font-size:1.5rem}.dots{display:flex;justify-content:center;gap:10px}.dot{width:11px;height:11px;border:0;border-radius:999px;background:#777}.dot.active{width:41px;background:linear-gradient(90deg,var(--gold),var(--gold2))}.done{padding:32px 24px;text-align:center}.done .emoji{font-size:4rem}.actions{display:grid;gap:12px;margin:24px auto 0;max-width:520px}.support,footer{text-align:center;color:var(--muted);padding:25px 12px 8px}.support a,footer a{color:var(--gold2);font-weight:800;text-decoration:none}.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,120px);background:var(--card2);border:1px solid var(--line);padding:13px 17px;border-radius:15px;z-index:100;transition:.3s}.toast.show{transform:translate(-50%,0)}.confetti{position:fixed;top:-20px;width:10px;height:18px;z-index:200;animation:fall linear forwards}@keyframes fall{to{transform:translate3d(var(--drift),110vh,0) rotate(760deg)}}@media(min-width:760px){.intro{grid-template-columns:1.05fr .95fr;padding:34px}.steps{grid-template-columns:repeat(4,1fr)}.video-area{padding:28px}.actions{grid-template-columns:1fr 1fr}.video-cta .btn{min-width:240px}}