:root{--bg: #07131a;--bg-2: #0b1e28;--surface: #102a36;--panel: rgba(16, 42, 54, .92);--panel-2: rgba(20, 52, 66, .7);--line: rgba(143, 165, 178, .18);--text: #f5f7f8;--text-dim: #8fa5b2;--accent: #ff6a00;--accent-dim: rgba(255, 106, 0, .16);--accent-line: rgba(255, 106, 0, .45);--cool: #4fc3f7;--accent-2: #7fe0a8;--warn: #ffb020;--danger: #ff6a5a;--good: #7fe08f;--radius: 10px;--radius-lg: 16px;--mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace}*{box-sizing:border-box}html,body{margin:0;height:100%;overflow:hidden;background:var(--bg);color:var(--text);font:14px/1.45 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}#app{--left-w: 300px;--right-w: 330px;--topbar-h: 54px;display:grid;grid-template-columns:var(--left-w) 1fr var(--right-w);grid-template-rows:var(--topbar-h) minmax(0,1fr);height:100%}#topbar{grid-column:1 / -1;display:grid;grid-template-columns:var(--left-w) minmax(0,1fr) var(--right-w);align-items:center;background:var(--bg-2);border-bottom:1px solid var(--line);position:relative;z-index:20}#topbar .brand{padding:0 14px;border-bottom:none}.topbar-right{display:flex;align-items:center;justify-content:flex-end;gap:8px;padding:0 12px;min-width:0}.panel-column{background:linear-gradient(180deg,var(--bg-2),var(--bg));border-right:1px solid var(--line);overflow-y:auto;overflow-x:hidden;padding:12px;display:flex;flex-direction:column;gap:10px}#right-panel{border-right:none;border-left:1px solid var(--line)}.panel-column::-webkit-scrollbar{width:8px}.panel-column::-webkit-scrollbar-thumb{background:#78afcd40;border-radius:4px}.brand{display:flex;align-items:center;gap:10px;padding:4px 2px 8px;border-bottom:1px solid var(--line)}.brand-mark{width:32px;height:32px;border-radius:8px;flex:none;display:block}.brand h1{margin:0;font-size:16px;letter-spacing:.3px}.brand p{margin:1px 0 0;font-size:11px;color:var(--text-dim)}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:10px 11px}.card h2{margin:0 0 8px;font-size:11px;letter-spacing:1.1px;text-transform:uppercase;color:#9fc4dd;font-weight:600;display:flex;justify-content:space-between;align-items:center}.card h3{margin:10px 0 6px;font-size:11px;text-transform:uppercase;letter-spacing:.8px;color:var(--text-dim);font-weight:600}#stage{position:relative;overflow:hidden}#canvas{width:100%;height:100%;display:block;cursor:crosshair}label.field{display:block;margin-bottom:9px;font-size:12px;color:var(--text-dim)}label.field .value{float:right;color:var(--text);font-family:var(--mono);font-size:12px}select,button,input[type=text],input[type=number]{font:inherit;color:var(--text);background:var(--panel-2);border:1px solid var(--line);border-radius:7px;padding:6px 8px}select{width:100%;cursor:pointer}button{cursor:pointer;transition:background .12s,border-color .12s,transform .05s}button:hover{background:#8cb4d224;border-color:#8cb4d266}button:active{transform:translateY(1px)}button.primary{background:var(--accent-dim);border-color:var(--accent-line);color:#ffd9bd}button.primary:hover{background:#ff7a1a3d;border-color:#ff7a1a99}button.danger:hover{background:#ff6a5a33;border-color:#ff6a5a80}button.good:hover{background:#7fe08f2e;border-color:#7fe08f80}button.small{padding:3px 7px;font-size:11px;border-radius:6px}button:disabled{opacity:.4;cursor:not-allowed}.btn-row{display:flex;gap:6px;flex-wrap:wrap}.btn-row button{flex:1 1 auto}input[type=range]{width:100%;-webkit-appearance:none;appearance:none;height:20px;background:transparent;cursor:pointer;margin:2px 0 0}input[type=range]::-webkit-slider-runnable-track{height:5px;border-radius:3px;background:linear-gradient(90deg,#4fc3f759,#4fc3f71a)}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:15px;height:15px;margin-top:-5px;border-radius:50%;background:var(--accent);border:2px solid #071620;box-shadow:0 0 6px #4fc3f799}input[type=range]::-moz-range-track{height:5px;border-radius:3px;background:#4fc3f740}input[type=range]::-moz-range-thumb{width:13px;height:13px;border-radius:50%;background:var(--accent);border:2px solid #071620}.checkbox{display:flex;align-items:center;gap:7px;font-size:12px;color:var(--text-dim);margin-bottom:5px;cursor:pointer}.checkbox input{accent-color:var(--accent)}.readout-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px}.readout{background:var(--panel-2);border:1px solid var(--line);border-radius:8px;padding:5px 8px}.readout .k{font-size:10px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px}.readout .v{font-family:var(--mono);font-size:16px;line-height:1.2}.readout .v small{font-size:10px;color:var(--text-dim);margin-left:2px}.readout.wide{grid-column:span 2}.readout.alert .v{color:var(--danger)}.readout.warn .v{color:var(--warn)}#gauges{width:100%;height:202px;display:block;margin-bottom:8px}.line-item,.cleat-item{background:var(--panel-2);border:1px solid var(--line);border-radius:8px;padding:6px 8px;margin-bottom:6px}.line-head{display:flex;justify-content:space-between;align-items:center;gap:6px;font-size:12px}.line-head .role{font-weight:600}.line-meta{font-size:10px;color:var(--text-dim);font-family:var(--mono);margin-top:2px}.tension-bar{height:5px;border-radius:3px;background:#ffffff17;overflow:hidden;margin:5px 0 4px}.tension-bar i{display:block;height:100%;background:var(--good);transition:width .08s linear,background .2s}.line-actions{display:flex;gap:4px}.line-actions button{flex:1}.cleat-grid{display:grid;grid-template-columns:1fr 1fr;gap:5px}.cleat-btn{display:flex;flex-direction:column;align-items:flex-start;gap:1px;padding:5px 7px;font-size:11px;text-align:left}.cleat-btn small{color:var(--text-dim);font-size:10px;font-family:var(--mono)}.cleat-btn.reachable{border-color:#7fe08f80}.cleat-btn.attached{background:#7fe08f1f}.check{display:flex;align-items:flex-start;gap:7px;font-size:12px;padding:3px 0}.check .mark{width:15px;flex:0 0 15px;text-align:center}.check.ok .mark{color:var(--good)}.check.no .mark{color:var(--text-dim)}.check .detail{color:var(--text-dim);font-size:11px;font-family:var(--mono)}.brief{font-size:12px;color:var(--text-dim);margin:8px 0;line-height:1.5}.tips{margin:0;padding-left:16px;font-size:11.5px;color:var(--text-dim)}.tips li{margin-bottom:4px}.difficulty{letter-spacing:2px;color:var(--warn);font-size:12px}.score-line{display:flex;justify-content:space-between;font-size:12px;padding:2px 0;border-bottom:1px dashed rgba(255,255,255,.06)}.score-line span:last-child{font-family:var(--mono)}#log-list{max-height:170px;overflow-y:auto;font-size:11.5px}.log-entry{padding:2px 0;border-bottom:1px solid rgba(255,255,255,.04);display:flex;gap:6px}.log-entry .t{font-family:var(--mono);color:var(--text-dim);font-size:10px;flex:0 0 42px}.log-entry.info{color:var(--text-dim)}.log-entry.good{color:var(--good)}.log-entry.warn{color:var(--warn)}.log-entry.error{color:var(--danger)}.banner{position:absolute;top:18px;left:50%;transform:translate(-50%);background:#081a26f0;border:1px solid var(--cool);border-radius:12px;padding:14px 22px;text-align:center;box-shadow:0 10px 40px #0000008c;max-width:560px}.banner h3{margin:0 0 4px;font-size:16px;color:var(--accent-2)}.banner p{margin:0 0 10px;font-size:12.5px;color:var(--text-dim)}.banner .btn-row{justify-content:center}.banner button{flex:0 0 auto;padding:5px 14px}.banner.hidden{display:none}.hints{position:absolute;left:14px;bottom:44px;display:flex;flex-direction:column;gap:5px;max-width:420px;pointer-events:none}.hint{background:#081a26d1;border-left:3px solid var(--warn);border-radius:5px;padding:5px 9px;font-size:11.5px;color:var(--text)}.hud{display:flex;align-items:center;justify-content:center;gap:6px;min-width:0;overflow-x:auto;scrollbar-width:none;padding:0 8px}.hud::-webkit-scrollbar{display:none}.hud-item{display:flex;flex-direction:column;gap:1px;min-width:82px;padding:4px 11px;border-radius:8px;background:var(--panel-2);border:1px solid var(--line)}.hud-label{font-size:9.5px;letter-spacing:1px;text-transform:uppercase;color:var(--text-dim);white-space:nowrap}.hud-line{display:flex;align-items:baseline;gap:4px;white-space:nowrap}.hud-value{font-family:var(--mono);font-size:15px;font-weight:600;color:#e6f1f8;font-variant-numeric:tabular-nums}.hud-sub{font-size:11px;color:var(--text-dim)}.hud-arrow{display:inline-block;width:14px;text-align:center;color:var(--cool);font-weight:700;transition:transform .2s linear;align-self:center}.hud-rudder{position:relative;align-self:center;width:44px;height:6px;margin-left:4px;border-radius:3px;background:#8fa5b22e}.hud-rudder:before{content:"";position:absolute;left:50%;top:-2px;bottom:-2px;width:1px;background:#8fa5b280}.hud-rudder i{position:absolute;top:-1px;width:8px;height:8px;margin-left:-4px;border-radius:50%;background:var(--accent)}.keymap{position:fixed;inset:0;background:#040e14e0;display:flex;align-items:center;justify-content:center;z-index:50;padding:24px}.keymap.hidden{display:none}.keymap-inner{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px 26px;max-width:760px;max-height:86vh;overflow-y:auto}.keymap-inner h2{color:#9fc4dd;margin-top:0}.keymap-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px 22px}.keymap-row{display:flex;justify-content:space-between;gap:14px;font-size:12.5px;padding:3px 0;border-bottom:1px solid rgba(255,255,255,.05)}kbd{font-family:var(--mono);background:#4fc3f724;border:1px solid rgba(79,195,247,.35);border-radius:4px;padding:1px 6px;font-size:11px;white-space:nowrap}@media (max-width: 1250px){#app{--left-w: 260px;--right-w: 290px}}@media (max-width: 1000px){#app{grid-template-columns:1fr;grid-template-rows:var(--topbar-h) minmax(0,1fr) auto}#topbar{grid-template-columns:auto minmax(0,1fr) auto}#topbar .brand p,#left-panel{display:none}#right-panel{max-height:40vh}}.plan-badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;margin-bottom:6px}.plan-badge.free{background:#24313f;color:#9fb4c8}.plan-badge.pro{background:var(--accent-dim);color:#ffb37a;border:1px solid var(--accent-line)}.line-meta.error{color:#ff9c8f}.field.locked{opacity:.55}.field.locked input{cursor:not-allowed}.difficulty.locked,.line-meta.locked{color:#7f8fa3;font-style:italic}#scenario-panel option:disabled{color:#6b7b8d}.billing-notice{display:flex;align-items:flex-start;gap:6px;margin-bottom:8px;padding:7px 8px;border-radius:6px;font-size:12px;line-height:1.35;border:1px solid}.billing-notice.info{background:#15222f;border-color:#27405a;color:#b9cde0}.billing-notice.good{background:#12281c;border-color:#1f5237;color:#8fe3b0}.billing-notice.warn{background:#2a2312;border-color:#574318;color:#f0cd8a}.billing-notice .notice-close{margin-left:auto;padding:0 4px;background:none;border:none;color:inherit;font-size:15px;line-height:1;cursor:pointer;opacity:.7}.billing-notice .notice-close:hover{opacity:1}#account-panel{position:relative;min-width:0;flex:1;display:flex;justify-content:flex-end}#topbar .account-strip{flex-direction:row;align-items:center;gap:6px;min-width:0}#topbar .profile-row{width:auto;min-width:0;max-width:220px;padding:4px 8px}#topbar .upgrade-cta{flex:none}#topbar .upgrade-cta{width:auto;padding:6px 10px;white-space:nowrap}#topbar .billing-notice{position:absolute;top:calc(100% + 10px);right:0;width:300px;z-index:30;box-shadow:0 10px 30px #00000073}.icon-button{width:34px;height:34px;display:grid;place-items:center;padding:0;border-radius:8px;font-size:17px;line-height:1;color:#c4d6e4;background:transparent;border:1px solid var(--line)}.icon-button:hover,.icon-button.active{background:#8cb4d21f;color:var(--text)}.settings-menu{position:relative;flex:none}#news-bell{flex:none}.news-bell{position:relative}.news-bell svg{display:block}.news-bell.unread{color:var(--accent);border-color:var(--accent-line);background:var(--accent-dim)}.news-bell.unread:hover{color:#ff8c39;background:#ff6a003d}.news-bell-dot{display:none;position:absolute;top:5px;right:6px;width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 2px var(--bg-2)}.news-bell.unread .news-bell-dot{display:block}.settings-window{display:flex;flex-direction:column;gap:14px}.settings-section{display:flex;flex-direction:column;gap:7px}.settings-section+.settings-section{padding-top:12px;border-top:1px solid var(--line)}.settings-section-body{display:flex;flex-direction:column;gap:8px}.settings-window .lang-switch{flex-wrap:wrap}.settings-window .section-label{margin:0}.modal-head.draggable{cursor:grab;user-select:none;touch-action:none}.modal-card.dragging .modal-head{cursor:grabbing}.modal-card.dragging{box-shadow:0 24px 60px #0009}.modal-backdrop.light{background:#030a1038;backdrop-filter:none}.settings-checks{display:flex;flex-direction:column;gap:2px}.account-strip{display:flex;flex-direction:column;gap:7px}.profile-row{display:flex;align-items:center;gap:9px;width:100%;padding:6px 7px;background:transparent;border:1px solid transparent;border-radius:8px;color:var(--text);font:inherit;text-align:left}.profile-row:hover{background:#8cb4d214;border-color:var(--line)}.avatar{flex:none;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;font-size:11px;font-weight:700;letter-spacing:.5px;color:#cfe0ee;background:#1c2c3a;border:1px solid var(--line)}.avatar.pro{background:var(--accent-dim);border-color:var(--accent-line);color:#ffb37a}.avatar.lg{width:46px;height:46px;font-size:15px}.profile-text{display:flex;flex-direction:column;gap:2px;min-width:0}.profile-name{font-size:12.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.profile-text .plan-badge{align-self:flex-start;margin:0}.chevron{margin-left:auto;color:var(--text-dim);font-size:17px;line-height:1}.upgrade-cta{display:flex;align-items:center;justify-content:center;gap:6px;width:100%;padding:7px 10px;border-radius:8px;font-size:12px;font-weight:600;color:#ffc79a;background:var(--accent-dim);border:1px solid var(--accent-line)}.upgrade-cta:hover{background:#ff7a1a3d;border-color:#ff7a1aa6}.upgrade-cta .bolt{filter:saturate(1.4)}.modal-backdrop{position:fixed;inset:0;z-index:50;background:#030a10a8;backdrop-filter:blur(2px);display:grid;place-items:center;padding:20px}.modal-card{width:440px;max-width:100%;max-height:88vh;display:flex;flex-direction:column;background:#0c1b27;border:1px solid var(--line);border-radius:14px;box-shadow:0 18px 50px #00000080}.modal-card.lg{width:640px}.modal-head{display:flex;align-items:center;padding:12px 14px;border-bottom:1px solid var(--line)}.modal-head h2{margin:0;font-size:13px;letter-spacing:1px;text-transform:uppercase;color:#9fc4dd;font-weight:600}.modal-close{margin-left:auto;background:none;border:none;color:var(--text-dim);font-size:20px;line-height:1;padding:0 4px}.modal-close:hover{color:var(--text);background:none}.modal-body{padding:14px;overflow-y:auto}.account-modal{display:flex;flex-direction:column;gap:10px}.account-modal input{width:100%;padding:8px 10px;border-radius:8px;border:1px solid #2a3a4d;background:#0d1722;color:var(--text);font:inherit}.account-modal input:focus{outline:none;border-color:var(--accent-line)}.account-hero{display:flex;align-items:center;gap:12px}.account-identity{display:flex;flex-direction:column;gap:2px;min-width:0}.account-identity strong{font-size:15px}.section-label{margin:4px 0 0;font-size:10.5px;letter-spacing:1.1px;text-transform:uppercase;color:var(--text-dim);font-weight:600}.plan-card{padding:10px 11px;border-radius:10px;background:var(--panel-2);border:1px solid var(--line)}.plan-card.pro{border-color:var(--accent-line);background:#ff7a1a12}.plan-card-head{display:flex;align-items:center;gap:8px;margin-bottom:4px}.plan-card p{margin:0}.account-divider{height:1px;background:var(--line);margin:2px 0}.cta-button{width:100%;padding:10px 12px;border-radius:9px;font-size:13px;font-weight:600;text-align:center;text-decoration:none;color:#12202c;background:var(--accent);border:1px solid var(--accent)}.cta-button:hover{background:#ff8c39;border-color:#ff8c39}.cta-button.ghost{color:#cfe0ee;background:transparent;border-color:var(--line)}.cta-button.ghost:hover{background:#8cb4d21a;border-color:#8cb4d266}.cta-button.small-cta{padding:7px 10px;font-size:12px}.cta-button:disabled{opacity:.55}.link-button{background:none;border:none;padding:2px 0;color:#9fc4dd;font:inherit;text-decoration:underline;text-underline-offset:2px}.link-button:hover{background:none;color:var(--text)}.link-button.danger{color:#e08b80;align-self:flex-start}.account-switch{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-dim)}.muted{color:var(--text-dim);margin:0}.muted.small,.small{font-size:11.5px}.pricing{display:flex;flex-direction:column;gap:12px}.pricing-lead{margin:0;color:var(--text-dim);font-size:12.5px}.price-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.price-card{position:relative;display:flex;flex-direction:column;gap:3px;padding:14px 10px 11px;border-radius:11px;background:var(--panel-2);border:1px solid var(--line);color:var(--text);font:inherit;text-align:center}.price-card:hover{border-color:#8cb4d273;background:#8cb4d214}.price-card.selected{border-color:var(--accent);background:#ff7a1a1a;box-shadow:inset 0 0 0 1px var(--accent-line)}.price-title{font-size:10.5px;letter-spacing:1px;text-transform:uppercase;color:var(--text-dim);font-weight:600}.price-amount{font-size:21px;font-weight:700;letter-spacing:-.4px}.price-note{font-size:11px;color:var(--text-dim)}.price-flag{position:absolute;top:-9px;left:50%;transform:translate(-50%);padding:2px 8px;border-radius:999px;font-size:9.5px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;white-space:nowrap;color:#12202c;background:var(--accent)}.pricing-features{display:grid;grid-template-columns:1fr 1fr;gap:4px 14px;margin:0;padding:0;list-style:none;font-size:12.5px}.pricing-features li{position:relative;padding-left:18px;color:#c4d6e4}.pricing-features li:before{content:"✓";position:absolute;left:0;color:var(--accent-2);font-weight:700}.pricing-fine{margin:0;text-align:center;font-size:11px;color:var(--text-dim)}.paywall{display:flex;flex-direction:column;gap:6px;margin-top:9px;padding:10px;border-radius:10px;background:#ff7a1a12;border:1px solid var(--accent-line)}.paywall.compact{padding:9px;gap:5px}.paywall-head{display:flex;align-items:center;gap:7px}.paywall-title{font-size:12.5px;font-weight:600}.paywall p{margin:0}.lock-mark{margin-left:6px;font-size:11px;opacity:.85}.field.locked{opacity:.75}.locked-scenario{margin-bottom:8px}.locked-scenario-head{display:flex;align-items:center;gap:7px;margin-bottom:5px}.narrow-warning p{margin:0 0 10px;line-height:1.5}.narrow-warning .small{color:var(--text-dim)}.narrow-warning .cta-button{margin-top:2px}@media (max-width: 720px){.modal-backdrop{padding:0;place-items:end center}.modal-card,.modal-card.lg{width:100%;max-height:92vh;border-radius:16px 16px 0 0;border-bottom:none}.price-cards,.pricing-features{grid-template-columns:1fr}}.settings-block{display:flex;flex-direction:column;gap:6px}.settings-row{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12.5px;color:var(--text-dim)}.lang-switch{display:flex;gap:4px}.lang-button{padding:4px 9px;border-radius:7px;font-size:11.5px;color:#c4d6e4;background:transparent;border:1px solid var(--line)}.lang-button:hover{background:#8cb4d21f}.lang-button.active{color:#ffc79a;background:var(--accent-dim);border-color:var(--accent-line)}.news-modal{display:flex;flex-direction:column;gap:14px}.news-item{display:flex;flex-direction:column;gap:6px;padding-bottom:12px;border-bottom:1px solid var(--line);scroll-margin-top:8px}.news-item:last-of-type{border-bottom:none;padding-bottom:0}.news-meta{display:flex;align-items:center;gap:8px}.news-title{margin:0;font-size:15px;color:var(--text)}.news-text{margin:0;font-size:13px;line-height:1.55;color:#c4d6e4}.news-subtitle{margin:6px 0 0;font-size:13.5px;font-weight:600;color:var(--text)}.news-list-items{margin:0;padding-left:18px;display:flex;flex-direction:column;gap:3px}.news-list-items li{font-size:13px;line-height:1.5;color:#c4d6e4}.news-badge{padding:1px 7px;border-radius:999px;font-size:10.5px;font-weight:600;letter-spacing:.4px;text-transform:uppercase;color:#ffc79a;background:var(--accent-dim);border:1px solid var(--accent-line)}.news-list{display:flex;flex-direction:column;gap:4px}.news-row{display:flex;align-items:center;gap:8px;width:100%;padding:7px 9px;border-radius:8px;text-align:left;font:inherit;font-size:12.5px;color:#cfe0ee;background:transparent;border:1px solid var(--line)}.news-row:hover{background:#8cb4d21a}.news-row-title{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.news-row-date{flex-shrink:0}