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var(--via-border);border-radius:14px;flex-direction:column;height:620px;max-height:80vh;margin:0 auto;display:flex;overflow:hidden}[data-theme=dark] .chat-card{--wa-header:#1f2c34;--wa-wall:#0b141a;--wa-in:#202c33;--wa-out:#005c4b;--wa-text:#e9edef;--wa-meta:#8696a0;--wa-input-bar:#1f2c34;--wa-input:#2a3942;--wa-send:#00a884;--wa-opt:#202c33;--wa-opt-text:#00a884;--wa-opt-border:#2a3942}.chat-header{background:var(--wa-header);color:#fff;flex-shrink:0;align-items:center;gap:10px;padding:9px 12px;display:flex}.chat-back{color:var(--wa-header-ic);align-items:center;display:none}.chat-avatar{background:var(--gradient-cta);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;display:flex;position:relative;overflow:hidden}.chat-avatar img{object-fit:cover;width:100%;height:100%;position:absolute;inset:0}.chat-avatar img.hide{display:none}.chat-avatar-fallback{color:#fff;display:flex}.chat-online-dot{border:2px solid 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svg{color:var(--via-accent)}.pay-emoji{color:var(--via-accent);justify-content:center;display:flex}.pay-emoji.success{color:#1f8a5b}.hero-bg-photo{object-fit:cover;opacity:.12;z-index:0;pointer-events:none;width:100%;height:100%;position:absolute;inset:0;-webkit-mask-image:linear-gradient(105deg,#000 30%,#0000 75%);mask-image:linear-gradient(105deg,#000 30%,#0000 75%)}[data-theme=dark] .hero-bg-photo{opacity:.1}.preview-video{aspect-ratio:9/16;object-fit:contain;width:100%;max-width:300px;box-shadow:var(--shadow-lg);background:#000;border-radius:20px;margin:0 auto;display:block}.song-cover{aspect-ratio:9/16;cursor:pointer;background:var(--gradient-purple);color:#fff;width:100%;max-width:300px;box-shadow:var(--shadow-lg);font-family:var(--font-body);border:none;border-radius:20px;flex-direction:column;justify-content:center;align-items:center;gap:6px;margin:0 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0;font-size:16px}.offer-note{color:var(--via-text-soft);align-items:center;gap:6px;font-size:12px;display:inline-flex}@media (width>=860px){.offer-grid{grid-template-columns:1.1fr 1fr}}.how-img{aspect-ratio:4/3;background:var(--via-surface-alt);border-radius:16px;width:100%;margin-bottom:16px;overflow:hidden}.how-img img{object-fit:cover;width:100%;height:100%;transition:transform .4s cubic-bezier(.2,.7,.2,1);display:block}.how-card:hover .how-img img{transform:scale(1.04)}.pay-overlay{z-index:200;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#2b1b2e8c;justify-content:center;align-items:center;padding:20px;animation:.25s fade-in-up;display:flex;position:fixed;inset:0}.pay-card{background:var(--via-surface);text-align:center;width:100%;max-width:400px;box-shadow:var(--shadow-lg);border-radius:24px;flex-direction:column;align-items:stretch;gap:14px;padding:32px 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