:root{--color-primary:#00d09c;--color-primary-dark:#00b386;--color-primary-light:#33ddaf;--color-secondary:#1a1b4b;--color-secondary-dark:#12133a;--color-secondary-light:#2d2e6b;--color-accent:#ffd93d;--color-accent-dark:#e6c235;--color-danger:#ff6b6b;--color-danger-dark:#e65555;--color-success:#4caf50;--color-warning:#ff9800;--color-bg:#0f1117;--color-bg-card:#1a1d27;--color-bg-elevated:#242735;--color-text:#f0f0f0;--color-text-muted:#8b8fa3;--color-border:#2a2d3a;--font-family:"Inter",-apple-system,sans-serif;--font-size-xs:0.75rem;--font-size-sm:0.875rem;--font-size-base:1rem;--font-size-lg:1.125rem;--font-size-xl:1.5rem;--font-size-2xl:2rem;--font-size-3xl:2.5rem;--font-mono:"JetBrains Mono",monospace;--space-xs:0.25rem;--space-sm:0.5rem;--space-md:1rem;--space-lg:1.5rem;--space-xl:2rem;--space-2xl:3rem;--radius-sm:0.5rem;--radius-md:0.75rem;--radius-lg:1rem;--radius-xl:1.5rem;--radius-full:9999px;--shadow-sm:0 1px 3px rgba(0,0,0,0.3);--shadow-md:0 4px 12px rgba(0,0,0,0.4);--shadow-lg:0 8px 24px rgba(0,0,0,0.5);--shadow-glow:0 0 20px rgba(0,208,156,0.3);--transition-fast:150ms ease;--transition-base:250ms ease;--transition-slow:400ms ease;--z-dropdown:100;--z-modal:200;--z-toast:300;--z-tooltip:400}[data-theme=roxo]{--color-primary:#a855f7;--color-primary-dark:#9333ea;--color-primary-light:#c084fc;--color-secondary:#241b3a;--color-secondary-dark:#17122b;--color-secondary-light:#3a2c5c;--shadow-glow:0 0 20px rgba(168,85,247,0.3)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}body,html{height:100%}body{font-family:var(--font-family);background-color:var(--color-bg);color:var(--color-text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer;border:none;background:none}canvas,img,picture,svg,video{display:block;max-width:100%}button,input,select,textarea{font:inherit}.skip-link{position:absolute;left:-9999px;top:0;background:var(--color-primary);color:var(--color-secondary-dark);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-sm);font-weight:600;z-index:var(--z-tooltip)}.skip-link:focus{left:var(--space-sm);top:var(--space-sm)}.no-scrollbar{scrollbar-width:none;-ms-overflow-style:none}.no-scrollbar::-webkit-scrollbar{display:none}@keyframes confetti-fall{0%{transform:translateY(-16px) rotate(0deg);opacity:1}to{transform:translateY(140px) 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var(--color-accent);outline-offset:4px}button:disabled{cursor:not-allowed}.home-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.home-heading h1{font-size:var(--font-size-xl);color:var(--color-primary)}.level-link{font-size:13px;color:var(--color-text-muted);white-space:nowrap;padding:10px 0}.home-stats{display:flex;gap:20px;margin:8px 0 12px;font-size:14px}.home-stats span{display:flex;align-items:center;gap:6px}.home-map{flex:1 1;min-height:0;overflow-y:auto;padding:0 16px 32px;display:flex;flex-direction:column;gap:16px}.home-shortcuts-toggle summary{list-style:none;display:flex;align-items:center;gap:8px;min-height:40px;cursor:pointer;color:var(--color-text-muted);font-size:14px;font-weight:600}.home-shortcuts-toggle summary::-webkit-details-marker{display:none}.home-shortcuts-toggle summary svg{margin-left:auto;transition:transform .2s}.home-shortcuts-toggle[open] summary svg{transform:rotate(180deg)}.home-shortcuts-toggle[open] summary{margin-bottom:8px}.shortcuts-badge{padding:2px 8px;border-radius:999px;background:var(--color-accent);color:var(--color-secondary-dark);font-size:12px}.home-shortcuts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:4px;gap:4px}.home-shortcuts button{min-width:0;overflow-wrap:anywhere}.trail-node{width:56px;scroll-margin-top:200px}.current-lesson-label{width:152px;max-width:152px;text-align:center;font-size:13px;line-height:1.3;color:var(--color-text)}.lesson-page{display:flex;flex-direction:column;min-height:100dvh}.session-exit{align-self:flex-start;display:inline-flex;align-items:center;gap:6px;padding:9px 13px;margin-bottom:16px;border:1px solid var(--color-border);border-radius:var(--radius-full);background:var(--color-bg-elevated);color:var(--color-text-muted);font-size:14px;font-weight:600;text-decoration:none;transition:border-color .18s ease,color .18s ease,transform .18s ease}.session-exit:hover{border-color:var(--color-primary);color:var(--color-primary);transform:translateY(-1px)}.learning-flow{display:flex;flex-direction:column;flex:1 1;min-width:0}.learning-actions{position:-webkit-sticky;position:sticky;bottom:0;margin-top:auto;padding:12px 0 calc(12px + env(safe-area-inset-bottom));background:var(--color-bg);z-index:2}.learning-actions button{min-height:48px;margin-top:8px!important}.lesson-primary-button{width:100%;min-height:54px;border:0;border-radius:var(--radius-md);background:var(--color-primary);color:var(--color-secondary-dark);font-size:var(--font-size-base);font-weight:700;box-shadow:0 8px 20px color-mix(in srgb,var(--color-primary) 20%,transparent);transition:transform .18s ease,filter .18s ease}.lesson-primary-button:not(:disabled):hover{filter:brightness(1.06);transform:translateY(-1px)}.lesson-secondary-button{min-height:40px;padding:9px 14px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-elevated);color:var(--color-text);font-size:var(--font-size-sm);font-weight:700}.lesson-resume-card{display:flex;align-items:center;gap:12px;margin-bottom:var(--space-lg);padding:14px;border:1px solid color-mix(in srgb,var(--color-primary) 38%,var(--color-border));border-radius:var(--radius-md);background:linear-gradient(135deg,color-mix(in srgb,var(--color-primary) 13%,var(--color-bg-card)),var(--color-bg-card))}.lesson-resume-icon{display:grid;flex:0 0 36px;width:36px;height:36px;place-items:center;border-radius:50%;background:var(--color-primary);color:var(--color-secondary-dark);font-size:22px;font-weight:700}.lesson-resume-content{min-width:0;flex:1 1}.lesson-resume-copy,.lesson-resume-title{margin:0}.lesson-resume-title{color:var(--color-text);font-weight:700}.lesson-resume-copy{margin-top:3px;color:var(--color-text-muted);font-size:var(--font-size-sm);line-height:1.35}.completion-status{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:230px;padding:28px 20px;border:1px solid color-mix(in srgb,var(--color-primary) 30%,var(--color-border));border-radius:var(--radius-lg);background:var(--color-bg-card);text-align:center}.completion-status-icon{display:grid;width:52px;height:52px;place-items:center;border-radius:50%;background:var(--color-primary);color:var(--color-secondary-dark);font-size:28px;font-weight:800}.completion-status--error{border-color:color-mix(in srgb,var(--color-danger) 45%,var(--color-border))}.completion-status--error .completion-status-icon{background:var(--color-danger);color:white}.completion-status-title{margin:16px 0 4px;font-size:var(--font-size-lg);font-weight:700}.completion-status-copy{max-width:360px;margin:0;color:var(--color-text-muted);line-height:1.45}.completion-status-loader{width:100%;max-width:220px;height:5px;margin-top:20px;overflow:hidden;border-radius:99px;background:var(--color-bg-elevated)}.completion-status-loader:after{display:block;width:42%;height:100%;border-radius:inherit;background:var(--color-primary);content:"";animation:completion-progress 1.3s ease-in-out infinite}.completion-status-actions{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:12px;margin-top:20px}.completion-status-link{color:var(--color-primary);font-size:var(--font-size-sm);font-weight:600}@keyframes completion-progress{0%{transform:translateX(-120%)}to{transform:translateX(270%)}}.action-hint{font-size:13px;line-height:1.4;color:var(--color-text-muted);margin:8px 0}.lesson-text{display:flex;align-items:flex-start;gap:16px}.profile-name{overflow-wrap:anywhere}.profile-highlight{margin:16px 0;color:var(--color-accent);line-height:1.5}.profile-details{margin:24px 0}.profile-details summary{cursor:pointer;padding:16px 0;color:var(--color-text-muted)}.profile-signout button{padding:12px 16px;color:var(--color-text-muted);border:1px solid var(--color-border);border-radius:12px}.shop-item{display:grid!important;grid-template-columns:80px minmax(0,1fr);grid-gap:16px!important;gap:16px!important}.shop-description{min-width:0;overflow-wrap:anywhere;line-height:1.45}.shop-description>div:nth-child(2){font-size:14px!important;margin-top:6px}.shop-action{grid-column:1/-1;border-top:1px solid var(--color-border);padding-top:12px;display:flex;align-items:center;justify-content:flex-end;gap:12px}.shop-action button{min-height:44px}.shop-action .action-hint{margin-right:auto}.league-name{min-width:0;overflow-wrap:anywhere;line-height:1.5}.league-summary{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding:20px;margin:20px 0;border:1px solid var(--color-primary);border-radius:16px}.league-summary small{flex-basis:100%;color:var(--color-text-muted)}.review-intro{color:var(--color-text-muted);line-height:1.5;margin:0 0 24px}.review-meta{display:block;margin-top:10px;font-size:14px;color:var(--color-primary)}.review-empty{padding:24px;background:var(--color-bg-card);border-radius:16px;text-align:center;line-height:1.6}.review-empty img{margin:0 auto 16px}.primary-link{display:inline-block;padding:12px 20px;margin-top:20px;background:var(--color-primary);color:var(--color-secondary-dark);border-radius:12px;font-weight:600}.bottom-nav{position:fixed;bottom:0;left:0;right:0;z-index:var(--z-dropdown);background:var(--color-bg-card);border-top:1px solid var(--color-border);padding-bottom:env(safe-area-inset-bottom)}.bottom-nav-inner{max-width:640px;margin:0 auto;display:flex}.bottom-nav a{flex:1 1;min-width:0;padding:10px 0 8px;display:flex;flex-direction:column;align-items:center;gap:4px;color:var(--color-text-muted);font-size:12px}.bottom-nav a[aria-current=page]{color:var(--color-primary);background:color-mix(in srgb,var(--color-primary) 9%,transparent);box-shadow:inset 0 3px var(--color-primary)}.bottom-nav svg{width:24px;height:24px}@media (max-width:600px){main:not(.home-page){padding:20px 16px!important}.lesson-text{flex-direction:column;gap:12px}.lesson-text>span{font-size:32px!important}.home-heading h1{font-size:22px}.home-shortcuts button{font-size:11px!important}}@media (prefers-reduced-motion:reduce){.trail-node,.trail-node *{animation:none!important}}.auth-welcome{text-align:center}.auth-welcome>img{margin:16px auto}.auth-welcome .session-exit{display:block;text-align:left}.auth-welcome>a:first-child{margin-bottom:28px}.auth-brand{color:var(--color-primary);font-weight:700;margin-bottom:20px}.simulator-range{display:flex;flex-direction:column;gap:8px;color:var(--color-text-muted);font-size:14px;margin:0 0 24px}.simulator-range input{width:100%;min-height:44px;accent-color:var(--color-primary)}.growth-chart{background:var(--color-bg-card);padding:16px;border-radius:16px;margin-bottom:16px}.growth-chart figcaption{font-weight:600}.growth-chart svg{width:100%;height:auto}.growth-chart>div{display:flex;justify-content:space-between;color:var(--color-text-muted);font-size:12px}@media (max-width:360px){.home-shortcuts{grid-template-columns:repeat(4,minmax(80px,1fr));overflow-x:auto;scrollbar-width:none}.home-shortcuts button{overflow-wrap:normal}}