:root{--c-night: #0d1a30;--c-deep: #142a4c;--c-ocean: #1d3d6b;--c-sky: #3aa7e0;--c-sun: #ffc93f;--c-sunset: #ff7a45;--c-coral: #ef5f5f;--c-palm: #2fbf9b;--c-sand: #f7e6c8;--c-paper: #fdfbf5;--c-ink: #16233a;--c-muted: #6b7a90;--c-bg: var(--c-paper);--c-surface: #ffffff;--c-border: #e3dccc;--c-success: var(--c-palm);--c-warning: var(--c-sun);--c-danger: var(--c-coral);--radius-sm: 8px;--radius: 16px;--radius-lg: 26px;--radius-pill: 999px;--shadow-sm: 0 2px 6px rgba(13, 26, 48, .1);--shadow: 0 8px 20px rgba(13, 26, 48, .14);--shadow-lg: 0 18px 44px rgba(13, 26, 48, .24);--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 24px;--space-6: 32px;--space-7: 48px;--space-8: 64px;--font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-display: "Trebuchet MS", "Segoe UI", system-ui, sans-serif;--font-mono: ui-monospace, "SFMono-Regular", "Cascadia Mono", Consolas, monospace;--sunset-gradient: linear-gradient(160deg, #2b3f78 0%, 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#fff;display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:12px 20px;border:none;border-radius:var(--radius-pill);background:var(--btn-bg);color:var(--btn-fg);font-weight:700;font-family:var(--font-display);cursor:pointer;text-decoration:none;transition:transform .12s ease,box-shadow .12s ease,filter .12s ease;box-shadow:var(--shadow-sm);min-height:46px}.btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow)}.btn:active:not(:disabled){transform:translateY(1px)}.btn:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}.btn--primary{--btn-bg: var(--c-sunset)}.btn--success{--btn-bg: var(--c-palm)}.btn--warning{--btn-bg: var(--c-sun);--btn-fg: var(--c-ink)}.btn--danger{--btn-bg: var(--c-danger)}.btn--ghost{--btn-bg: transparent;--btn-fg: var(--c-ink);border:2px solid var(--c-border);box-shadow:none}.btn--block{width:100%}.btn--lg{min-height:64px;font-size:1.15rem;padding:16px 28px}.btn--sm{min-height:34px;padding:6px 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var(--c-border);font-weight:700;font-size:.9rem}.color-dot{width:14px;height:14px;border-radius:50%;flex:none;border:2px solid rgba(0,0,0,.12)}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}}.team-shell{min-height:100%;display:flex;flex-direction:column;background:linear-gradient(180deg,#fdfbf5,#f2e9d8);padding-bottom:env(safe-area-inset-bottom)}.team-shell--join{background:var(--sunset-gradient);justify-content:center;padding:var(--space-4)}.join{width:min(460px,100%);margin:0 auto;background:var(--c-surface);border-radius:var(--radius-lg);padding:var(--space-6) var(--space-5);box-shadow:var(--shadow-lg)}.join__title{font-size:2.4rem;text-align:center;margin-bottom:var(--space-5);letter-spacing:-.02em}.join__game{display:flex;align-items:center;gap:var(--space-3);padding-bottom:var(--space-2);border-bottom:2px solid var(--c-border)}.join__teams{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(140px,100%),1fr));gap:var(--space-3)}.join__team{display:flex;flex-direction:column;align-items:center;gap:6px;padding:var(--space-3);border:3px solid var(--c-border);border-radius:var(--radius);background:#fff;cursor:pointer;transition:border-color .12s ease,transform .12s ease;min-height:132px}.join__team:hover:not(:disabled),.join__team--active{border-color:var(--c-sunset);transform:translateY(-2px)}.join__team-name{font-weight:700;font-size:.95rem;text-align:center;overflow-wrap:anywhere;min-width:0}.join__team>svg{max-width:100%;height:auto}.join__vehicles{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100px,100%),1fr));gap:var(--space-2)}.join__vehicle{display:flex;align-items:center;justify-content:center;padding:var(--space-2);border:3px solid var(--c-border);border-radius:var(--radius);background:#fff;cursor:pointer;transition:border-color .12s ease,transform .12s ease}.join__vehicle:hover:not(:disabled),.join__vehicle--active{border-color:var(--c-sunset);transform:translateY(-2px)}.join__vehicle:disabled{opacity:.3;cursor:not-allowed}.join__vehicle>svg{max-width:100%;height:auto}.join__colors{display:flex;flex-wrap:wrap;gap:var(--space-2)}.join__color{width:44px;height:44px;border-radius:999px;border:3px solid transparent;box-shadow:inset 0 0 0 2px #ffffffb3;cursor:pointer}.join__color--active{border-color:var(--c-night);transform:scale(1.1)}.join__color:disabled{opacity:.25;cursor:not-allowed}.join__founded-name{margin:0;text-align:center}.join__teamcode{font-family:var(--font-display);font-size:2.8rem;font-weight:800;letter-spacing:.22em;text-align:center;padding:var(--space-3);border:3px dashed var(--c-sunset);border-radius:var(--radius);background:#fff}.team-invite{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);width:min(340px,100%);margin:0 auto;text-align:center}.team-invite 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solid var(--c-sky)}.team-header__identity{display:flex;align-items:center;gap:var(--space-3)}.team-header__name{display:flex;align-items:center;gap:.45em;font-family:var(--font-display);font-weight:700;font-size:1.15rem;line-height:1.2}.team-header__number{display:inline-flex;align-items:center;justify-content:center;min-width:1.8em;height:1.8em;padding:0 .3em;border-radius:999px;color:#0d1a30;font-weight:800;font-variant-numeric:tabular-nums;flex:none}.team-header__meta{font-size:.85rem;opacity:.75}.team-header__stats{display:flex;gap:var(--space-4);margin:0}.team-header__stats div{text-align:right}.team-header__stats dt{font-size:.68rem;text-transform:uppercase;letter-spacing:.06em;opacity:.65}.team-header__stats dd{margin:0;font-size:1.05rem;font-weight:700;font-variant-numeric:tabular-nums}.team-body{flex:1;display:flex;flex-direction:column;gap:var(--space-4);padding:var(--space-4);width:min(640px,100%);margin:0 auto}.team-body--wait{align-items:center;justify-content:center;text-align:center}.team-body__question{font-size:clamp(1.3rem,5vw,1.8rem);line-height:1.25;margin:0}.team-body__topic{font-size:1.1rem;font-weight:700;color:var(--c-ocean)}.team-body__score{font-size:2rem;font-weight:700;font-family:var(--font-display)}.team-body__media{width:100%;border-radius:var(--radius);max-height:34vh;object-fit:contain;background:#fff}.timer{display:flex;align-items:center;gap:var(--space-3)}.timer__bar{flex:1;height:14px;border-radius:var(--radius-pill);background:#e4dcc9;overflow:hidden}.timer__fill{height:100%;background:linear-gradient(90deg,var(--c-palm),var(--c-sun));transition:width .15s linear}.timer__fill--urgent{background:linear-gradient(90deg,var(--c-sunset),var(--c-danger))}.timer__value{font-family:var(--font-display);font-weight:700;font-size:1.4rem;font-variant-numeric:tabular-nums;min-width:56px;text-align:right}.answers{display:flex;flex-direction:column;gap:var(--space-3)}.answers__option{display:flex;align-items:center;gap:var(--space-3);min-height:74px;padding:var(--space-3) var(--space-4);border:3px solid var(--c-border);border-radius:var(--radius);background:#fff;text-align:left;font-size:1.1rem;font-weight:600;cursor:pointer;transition:border-color .12s ease,transform .1s ease}.answers__option:hover:not(:disabled){border-color:var(--c-sky)}.answers__option--active{border-color:var(--c-palm);background:#2fbf9b1f}.answers__option:disabled{opacity:.6}.answers__letter{flex:none;width:42px;height:42px;display:grid;place-items:center;border-radius:50%;background:var(--c-night);color:#fff;font-family:var(--font-display);font-weight:700}.answers__value{flex:1}.answers__field{font-size:1.25rem;padding:16px;text-align:center}.confidence{width:100%;padding:var(--space-4);border-radius:var(--radius);background:#fff;border:2px solid var(--c-sun)}.confidence__scale{display:grid;grid-template-columns:repeat(5,1fr);gap:var(--space-2);margin-top:var(--space-3)}.confidence__button{min-height:56px;border-radius:var(--radius-sm);border:2px solid var(--c-border);background:#fff;font-family:var(--font-display);font-weight:700;font-size:1.2rem;cursor:pointer}.confidence__button:hover{border-color:var(--c-sunset);background:#ff7a451a}.powerups__hand{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:var(--space-3)}.powerup{padding:var(--space-3);border-radius:var(--radius);border:3px solid var(--c-border);background:#fff;display:flex;flex-direction:column;gap:var(--space-2)}.powerup--attack{border-color:var(--c-danger)}.powerup--self{border-color:var(--c-palm)}.powerup--defense{border-color:var(--c-sky)}.powerup--utility{border-color:var(--c-sun)}.powerup__head{display:flex;align-items:center;gap:var(--space-2);font-family:var(--font-display);font-size:1.05rem}.powerup__icon{font-size:1.6rem}.powerup__text{margin:0;font-size:.88rem;color:var(--c-muted);flex:1}.powerups__warning{padding:var(--space-3);border-radius:var(--radius);background:#ef5f5f24;border-left:5px solid var(--c-danger)}.powerups__warning ul{margin:var(--space-2) 0 0;padding-left:1.2em}.powerups__pending{padding:var(--space-3);border-radius:var(--radius);background:#2fbf9b24;border-left:5px solid var(--c-palm);font-size:.92rem}.powerups__pending--attack{background:#ffc93f2e;border-color:var(--c-sun)}.powerups__targets{display:grid;gap:var(--space-2)}.powerups__target{display:flex;align-items:center;gap:var(--space-3);min-height:64px;padding:var(--space-3);border-radius:var(--radius);border:3px solid var(--c-border);background:#fff;font-size:1.05rem;font-weight:700;cursor:pointer}.powerups__target:hover:not(:disabled){border-color:var(--c-danger)}.powerups__target-name{flex:1;text-align:left}.landing{min-height:100%;display:grid;place-items:center;background:var(--sunset-gradient);padding:var(--space-5);color:#fff;text-align:center}.landing__inner{width:min(720px,100%)}.landing__eyebrow{text-transform:uppercase;letter-spacing:.22em;font-size:.8rem;opacity:.85;margin-bottom:var(--space-2)}.landing__title{font-size:clamp(3rem,12vw,5.5rem);margin:0;text-shadow:0 6px 24px rgba(13,26,48,.35)}.landing__subtitle{font-size:1.15rem;opacity:.92;margin-bottom:var(--space-6)}.landing__cars{display:flex;justify-content:center;gap:var(--space-4);flex-wrap:wrap;margin-bottom:var(--space-6)}.landing__actions{display:flex;flex-direction:column;gap:var(--space-3);align-items:center}.landing__ghost{color:#fff;border-color:#fff9}.landing__hint{margin-top:var(--space-5);color:#fffc}@media(min-width:560px){.landing__actions{flex-direction:row;justify-content:center}}.team-body__solution{margin:var(--space-3) 0;padding:var(--space-3) var(--space-4);border-radius:var(--radius);border:3px solid var(--c-palm);background:#2fbf9b1f;font-weight:700;font-size:1.15rem;text-align:center}.stage{width:100%;margin-top:var(--space-4)}.stage__title{font-size:.95rem;text-transform:uppercase;letter-spacing:.08em;color:var(--c-muted);margin:0 0 var(--space-2)}.stage__list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}.stage__row{display:flex;align-items:center;gap:var(--space-2);padding:8px 10px;border-radius:var(--radius-sm);background:#0d1a300f;border-left:5px solid transparent;font-size:.95rem}.stage__row--correct{border-left-color:var(--c-palm)}.stage__row--partial{border-left-color:var(--c-sun)}.stage__row--wrong{border-left-color:var(--c-danger)}.stage__row--own{outline:2px solid var(--c-sky);font-weight:700}.stage__rank{min-width:1.6em;color:var(--c-muted);font-variant-numeric:tabular-nums}.stage__number{display:inline-flex;align-items:center;justify-content:center;min-width:1.7em;height:1.7em;border-radius:999px;background:#0d1a301f;font-weight:800;font-size:.8rem;font-variant-numeric:tabular-nums;flex:none}.stage__vehicle{display:flex;align-items:center;flex:none}.stage__name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.stage__hint{display:block;font-style:normal;font-size:.72rem;color:var(--c-muted)}.stage__value{font-variant-numeric:tabular-nums;white-space:nowrap}.stage__track{width:100%;overflow:hidden;border-radius:var(--radius)}.stage--winner{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3);border-radius:var(--radius);background:#ffc93f2e;border:3px solid var(--c-sun)}.stage__winner-name{font-family:var(--font-display);font-size:1.4rem;line-height:1.1}.screen{position:relative;min-height:100vh;background:var(--asphalt-gradient);color:#fdfbf5;overflow:hidden;font-family:var(--font-display)}.screen--center{display:grid;place-items:center}.screen__loading{text-align:center;display:flex;flex-direction:column;align-items:center;gap:var(--space-4)}.screen__hint{max-width:40ch;opacity:.7;font-size:1rem}.screen__stage{position:relative;min-height:100vh;padding:3vh 4vw;display:flex;flex-direction:column;gap:2vh}.screen__stage--intro,.screen__stage--topic,.screen__stage--reveal,.screen__stage--powerups,.screen__stage--board,.screen__stage--finale{align-items:center;justify-content:center;text-align:center}.screen__eyebrow{text-transform:uppercase;letter-spacing:.3em;font-size:clamp(1rem,1.5vw,1.6rem);color:var(--c-sun);margin:0}.screen__headline{font-size:clamp(2.4rem,6vw,5.5rem);max-width:84vw;margin:0 auto;line-height:1.05;text-shadow:0 8px 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