:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;line-height:1.5;font-weight:400;color-scheme:light;color:#213547;background-color:#fff;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}body{margin:0;padding:0;min-height:100vh;background-color:#fff;color:#213547;touch-action:manipulation;-webkit-touch-callout:none}#root{min-height:100vh;display:flex;flex-direction:column;touch-action:manipulation}button{border:none;background:none;cursor:pointer;font-family:inherit}button:focus{outline:none}button:focus-visible{outline:2px solid #44ef97;outline-offset:3px}button{min-height:44px;min-width:44px}button{-webkit-user-select:none;-moz-user-select:none;user-select:none}input,textarea{touch-action:manipulation;font-size:16px}:root{--zeta-ink: #121722;--zeta-muted: #667085;--zeta-soft: #f4f6f8;--zeta-line: #e5e9ef;--zeta-surface: #ffffff;--zeta-panel: #171c25;--zeta-panel-soft: #222936;--zeta-accent: #44ef97;--zeta-accent-ink: #062615;--zeta-blue: #395dff}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{min-height:100vh;display:flex;flex-direction:column}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:#eef1f4}::-webkit-scrollbar-thumb{background:#b8c0ca;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#98a2b3}.zeta-screen{min-height:100svh;display:flex;flex-direction:column;background:linear-gradient(180deg,#fff,#f7f8fa 42%,#eef2f5);color:var(--zeta-ink)}.zeta-header{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;min-height:68px;padding:calc(10px + env(safe-area-inset-top)) 16px 10px;border-bottom:1px solid 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#395dff38}.zeta-step-number{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:#e9edf2;color:#4b5565;font-size:14px;font-weight:800}.zeta-step-card-copy{display:grid;min-width:0;gap:4px}.zeta-step-card-copy strong{display:block;color:var(--zeta-ink);font-size:16px;font-weight:800;line-height:1.25}.zeta-step-card-copy small{display:-webkit-box;overflow:hidden;color:var(--zeta-muted);font-size:13px;line-height:1.35;-webkit-box-orient:vertical;-webkit-line-clamp:2}.zeta-distance{align-self:start;padding:4px 7px;border-radius:999px;color:#344054;background:#edf1f5;font-size:11px;font-weight:800}.zeta-step-main{padding-bottom:calc(178px + env(safe-area-inset-bottom))}.zeta-step-stage{overflow:hidden;min-height:226px;border-radius:8px;background:linear-gradient(135deg,#17202b,#273545 54%,#eff4f0 55%,#fff);box-shadow:0 18px 40px #10182821,0 0 0 1px #1217220f}.zeta-step-stage img{display:block;width:100%;height:100%;min-height:226px;-o-object-fit:cover;object-fit:cover}.zeta-step-placeholder{display:flex;align-items:flex-end;justify-content:space-between;min-height:226px;padding:18px;color:#fff}.zeta-step-placeholder span{display:inline-flex;align-items:center;justify-content:center;width:54px;height:54px;border-radius:50%;background:var(--zeta-accent);color:var(--zeta-accent-ink);font-size:22px;font-weight:900}.zeta-step-placeholder strong{color:#ffffff9e;font-size:42px;font-weight:900}.zeta-step-copy{padding:22px 2px 0}.zeta-step-copy h1{font-size:34px;font-weight:950}.zeta-step-copy p{color:#475467}.zeta-player{position:fixed;right:0;bottom:0;left:0;z-index:30;padding:14px 16px calc(14px + env(safe-area-inset-bottom));color:#fff;background:linear-gradient(180deg,rgba(23,28,37,.96),var(--zeta-panel));border-top:1px solid rgba(255,255,255,.08);box-shadow:0 -18px 45px #10182838}.zeta-player-meta{display:grid;grid-template-columns:auto 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rgba(18,23,34,.08);color:var(--zeta-muted);background:#ffffffd1;text-align:center;font-size:12px}.zeta-footer a{color:var(--zeta-blue);font-weight:800}.zeta-state-screen,.zeta-welcome-screen{align-items:center;justify-content:center;padding:24px}.zeta-state-screen{text-align:center}.zeta-loading-panel{display:flex;width:min(100%,360px);flex-direction:column;align-items:center}.zeta-loading-eyebrow{margin:18px 0 10px;color:var(--zeta-blue);font-size:12px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.zeta-loader{width:52px;height:52px;margin-top:24px;border-radius:50%;border:4px solid #d8dee6;border-top-color:var(--zeta-panel);animation:zeta-spin .86s linear infinite}.zeta-loading-progress{width:100%;margin-top:24px}.zeta-loading-meta{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:10px;color:#475467;text-align:left;font-size:13px;font-weight:800;line-height:1.3}.zeta-loading-meta strong{color:var(--zeta-ink);font-size:24px;font-weight:950;line-height:1}.zeta-loading-track{width:100%;height:10px;overflow:hidden;border-radius:999px;background:#dbe2ea;box-shadow:inset 0 1px 2px #12172214}.zeta-loading-bar{height:100%;min-width:8px;border-radius:inherit;background:linear-gradient(90deg,var(--zeta-panel) 0%,var(--zeta-accent) 100%);transition:width .24s ease}.zeta-loading-note{margin-top:10px!important;color:#b54708!important;font-size:13px!important}.zeta-error-mark{display:inline-flex;align-items:center;justify-content:center;width:52px;height:52px;margin-bottom:18px;border-radius:50%;color:#fff;background:var(--zeta-panel);font-size:24px;font-weight:900}.zeta-state-screen h1{max-width:320px;font-size:25px;font-weight:950}.zeta-state-screen p{max-width:320px}.zeta-primary-action{min-width:132px;min-height:48px;margin-top:22px;padding:0 22px;border-radius:999px;color:var(--zeta-accent-ink);background:var(--zeta-accent);font-weight:900}.zeta-welcome-card{width:min(100%,420px);padding:28px 20px;border-radius:8px;background:#fff;text-align:center;box-shadow:0 18px 40px #1018281f,0 0 0 1px #1217220f}.zeta-welcome-card h1{margin-top:16px;font-size:31px;font-weight:950}.zeta-language-list{display:grid;gap:10px;margin-top:24px}.zeta-language-list>span{color:var(--zeta-muted);font-size:13px;font-weight:800}.zeta-language-option{display:flex;align-items:center;justify-content:center;gap:10px;min-height:50px;border-radius:999px;color:var(--zeta-ink);background:#f2f4f7;font-size:15px;font-weight:850}@keyframes zeta-spin{to{transform:rotate(360deg)}}@media (min-width: 540px){.zeta-main,.zeta-player-meta,.zeta-progress-hit,.zeta-time-row,.zeta-player-controls{max-width:480px}}