:root{color-scheme:dark;--bg:#000;--text:#f7f7f7;--muted:#bdbdbd;--line:#343434;--accent:#f97316;--accent-hover:#fb923c}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,Helvetica,sans-serif;-webkit-font-smoothing:antialiased}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
.shell{width:min(100% - 44px,732px);margin:auto;min-height:calc(100vh - 60px)}
.brand{padding:93px 0 101px;text-align:center;color:#fff;font-family:Arial,Helvetica,sans-serif;font-size:29px;font-weight:800;line-height:1;letter-spacing:.17em}
.brand span{color:var(--accent)}
.stage{padding-bottom:105px}
h1,h2{font-size:clamp(38px,5vw,46px);line-height:1.12;letter-spacing:-.05em;font-weight:700;margin:0 0 25px}
h1 span{color:inherit}
.subtitle{font-size:20px;line-height:1.55;margin:0 0 46px;color:#e1e1e1}
.video-shell{position:relative;width:100%;aspect-ratio:16/9;border:1px solid var(--line);background:#080808;overflow:hidden}
.video-placeholder{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:24px;text-align:center;color:var(--muted);font-size:14px}
.video-placeholder strong{color:var(--text);font-size:17px}
.play-symbol{display:grid;place-items:center;width:64px;height:64px;border:2px solid var(--accent);border-radius:50%;color:var(--accent);font-size:21px;padding-left:4px;margin-bottom:14px}
#youtube-player,#youtube-player iframe{width:100%;height:100%;border:0}
.video-progress{width:100%;height:7px;margin-top:9px;background:#2d2d2d;overflow:hidden}
.video-progress span{display:block;width:0;height:100%;background:var(--accent);transition:width .35s linear}
.video-controls{display:flex;gap:18px;justify-content:flex-start;margin-top:15px}
.video-controls button{padding:0;border:0;background:none;color:#dedede;font-size:14px;text-decoration:underline;text-underline-offset:4px}
.video-controls button:hover{color:var(--accent)}
.video-controls button:focus-visible{outline:3px solid white;outline-offset:4px}
.video-hint{margin:15px 0 0;color:#888;font-size:13px;line-height:1.5}
.reveal{margin-top:32px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:60px;padding:18px 25px;border:0;background:var(--accent);color:#080808;text-decoration:none;font-size:16px;line-height:1.3;font-weight:700;transition:background .16s}
.button:hover{background:var(--accent-hover)}
.button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,.choice:focus-within{outline:3px solid white;outline-offset:3px}
.stage-form h2,.stage-offer h2{font-size:clamp(29px,4vw,38px)}
.stage-form .subtitle{font-size:18px;margin-bottom:36px}
.form-fields,.contact-fields{display:grid;gap:34px}
.contact-title{font-size:25px;line-height:1.2;letter-spacing:-.04em;margin:65px 0 30px}
.field>label,.field legend{display:block;margin:0 0 12px;font-size:18px;line-height:1.4;font-weight:700}
.field .required{color:var(--accent)}
.field fieldset{border:0;padding:0;margin:0}
.field input:not([type=radio]),.field textarea,.field select{display:block;width:100%;min-height:52px;padding:12px 14px;border:1px solid #555;border-radius:0;background:#080808;color:var(--text)}
.field textarea{min-height:125px;line-height:1.5;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:#858585}
.field .field-help{display:block;margin-top:8px;color:var(--muted);font-size:14px;line-height:1.5}
.field fieldset .field-help{margin:0 0 17px}
.choice-list{display:grid;gap:0;border-top:1px solid var(--line)}
.choice{display:flex;align-items:center;gap:12px;min-height:54px;padding:10px 2px;margin:0;border-bottom:1px solid var(--line);font-size:17px;font-weight:400;line-height:1.4;cursor:pointer}
.choice:has(input:checked){color:var(--accent)}
.choice input{width:18px;height:18px;flex:none;margin:0;accent-color:var(--accent)}
.consent{display:flex;align-items:flex-start;gap:11px;margin:35px 0 0;color:var(--muted);font-size:14px;line-height:1.5;cursor:pointer}
.consent input{width:17px;height:17px;flex:none;margin:2px 0 0;accent-color:var(--accent)}
.form-submit{margin-top:29px}
.form-error{margin:22px 0 0;color:#ffaaaa;font-size:14px}
.privacy-note{margin:16px 0 0;color:#858585;font-size:12px;line-height:1.5}
.stage-offer p{font-size:18px;line-height:1.7;margin:0 0 26px;color:#e3e3e3}
.stage-offer strong{color:#fff}
.price{margin:37px 0 30px;padding:25px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.price span{display:block;font-size:16px;margin-bottom:8px}
.price strong{display:block;color:var(--accent);font-size:42px;line-height:1.1}
.stage-offer .disclaimer{color:#a6a6a6;font-size:14px;line-height:1.6;margin-bottom:28px}
.button-whatsapp{background:var(--accent)}
.button-whatsapp:hover{background:var(--accent-hover)}
.button-whatsapp[aria-disabled=true]{opacity:.45;pointer-events:none}
.stage-offer .contact-note{color:#858585;font-size:12px;margin-top:12px}
footer{padding:26px 0;text-align:center;color:#666;border-top:1px solid #222;font-size:11px}
[hidden]{display:none!important}
@media(max-width:600px){.shell{width:min(100% - 32px,732px)}.brand{padding:70px 0 78px;font-size:25px}h1{font-size:38px}.subtitle{font-size:18px;margin-bottom:32px}.stage{padding-bottom:85px}.button{width:100%;padding:16px 12px;font-size:14px}.video-placeholder strong{font-size:15px}.video-placeholder span:last-child{font-size:12px}.play-symbol{width:52px;height:52px;font-size:17px;margin-bottom:3px}.field>label,.field legend{font-size:17px}.choice{font-size:16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}}