.play-controls{gap:var(--space-2);grid-template-rows:36px 56px;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-content:start;min-width:0;display:grid}.play-controls__btn{border-radius:var(--radius-clay);padding:0 var(--space-2);cursor:pointer;transition:transform var(--duration-fast) var(--ease-out-soft), box-shadow var(--duration-fast) ease;box-shadow:var(--shadow-clay-sm);font-weight:800;font-size:var(--text-sm);background:var(--color-bg);white-space:nowrap;text-overflow:ellipsis;justify-content:center;align-items:center;min-width:0;height:100%;display:inline-flex;overflow:hidden}.play-controls__btn--secondary{background:var(--color-bg);color:var(--color-text-secondary);border:1px solid var(--hairline)}.play-controls__btn--secondary:hover{background:var(--surface-3);color:var(--color-text-primary);transform:translateY(-1px)}.play-controls__btn--secondary:active{transform:scale(.97)}.play-controls__btn--play:hover{box-shadow:var(--shadow-glow-magenta), var(--shadow-clay);transform:translateY(-2px)scale(1.03)}.play-controls__btn--play{gap:var(--space-2);background:var(--accent);color:#fff;font-size:var(--text-md);box-shadow:var(--shadow-glow-magenta);grid-column:span 2}.play-controls__btn--play:hover{transform:translateY(-2px)scale(1.04)}.play-controls__btn--play:active{transform:translateY(0)scale(.98)}@media (width<=880px){.play-controls{grid-template-rows:48px;grid-template-columns:minmax(0,1fr) minmax(0,1fr) minmax(0,2fr)}.play-controls__btn--play{grid-column:3/4}}.narration-captions{color:#fff;border-radius:var(--radius-clay);max-width:min(90vw,640px);padding:var(--space-3) var(--space-5);box-shadow:var(--shadow-clay);z-index:var(--z-hud);text-align:center;font-size:var(--text-md);align-items:center;gap:var(--space-3);animation:narration-pop var(--duration-base) var(--ease-out-soft);background:#2a2548f0;flex-direction:column;display:flex;position:fixed;bottom:220px;left:50%;transform:translate(-50%)}.narration-captions__text{margin:0}.narration-captions__ok{background:var(--accent);color:#fff;border-radius:var(--radius-pill);padding:6px var(--space-5);font-weight:800;font-size:var(--text-sm);cursor:pointer;box-shadow:var(--shadow-glow-magenta);transition:transform var(--duration-fast) var(--ease-out-soft);min-width:80px}.narration-captions__ok:hover{transform:translateY(-1px)scale(1.04)}.narration-captions__ok:active{transform:scale(.98)}@keyframes narration-pop{0%{opacity:0;transform:translate(-50%)translateY(8px)scale(.96)}to{opacity:1;transform:translate(-50%)translateY(0)scale(1)}}@media (width<=720px){.narration-captions{font-size:var(--text-base);bottom:188px}}.modal-backdrop{padding:var(--space-5);z-index:var(--z-modal);animation:modal-fade var(--duration-base) var(--ease-out);overscroll-behavior:contain;background:#2a25488c;justify-content:center;align-items:flex-start;display:flex;position:fixed;inset:0;overflow-y:auto}.modal{background:var(--color-bg);border-radius:var(--radius-clay-lg);padding:var(--space-6) var(--space-6) var(--space-5);text-align:center;width:100%;max-width:480px;box-shadow:var(--shadow-clay-lg);animation:modal-pop var(--duration-slow) var(--ease-out-soft);border:none;margin:auto}.modal__title{font-size:var(--text-2xl);margin:0 0 var(--space-3);color:var(--color-text-primary)}.modal__stars{margin:0 0 var(--space-3);justify-content:center;gap:var(--space-2);display:flex}.modal__star{transition:color var(--duration-base) ease, transform var(--duration-base) var(--ease-bounce);font-size:3rem}.modal__star--lit{color:var(--color-accent-magenta);text-shadow:0 0 16px var(--color-glow-pink)}.modal__star--dim{color:var(--color-platform-lavender-soft)}.modal__star-list{margin:0 0 var(--space-5);text-align:left;gap:var(--space-2);color:var(--color-text-muted);flex-direction:column;padding:0;list-style:none;display:flex}.modal__star-list li.lit{color:var(--color-text-primary);font-weight:700}.modal__actions{gap:var(--space-2);flex-wrap:wrap;justify-content:center;display:flex}.modal__actions--single{justify-content:center}.modal__btn{border-radius:var(--radius-pill);padding:var(--space-3) var(--space-5);cursor:pointer;font-weight:800;font-size:var(--text-base);transition:transform var(--duration-fast) var(--ease-out-soft);justify-content:center;align-items:center;text-decoration:none;display:inline-flex}.modal__btn--secondary{background:var(--color-surface-deep);color:var(--color-text-secondary)}.modal__btn--primary{background:var(--accent);color:var(--accent-ink)}.modal__btn:hover{transform:translateY(-2px)scale(1.04)}.modal__seed{font-size:var(--text-md);color:var(--color-text-primary);margin:0 0 var(--space-3);font-style:italic}.modal__bridge{color:var(--color-text-muted);margin:0 0 var(--space-5)}@keyframes modal-fade{0%{opacity:0}to{opacity:1}}@keyframes modal-pop{0%{opacity:0;transform:scale(.96)}to{opacity:1;transform:scale(1)}}.phase-progress{margin:0 0 var(--space-4);flex-wrap:wrap;justify-content:center;align-items:stretch;gap:6px;padding:0;list-style:none;display:flex}.phase-progress__step{border-radius:var(--radius-pill);font-size:var(--text-sm);border:1.5px solid #0000;align-items:center;gap:6px;padding:6px 12px;font-weight:700;line-height:1;display:inline-flex}.phase-progress__icon{justify-content:center;align-items:center;width:14px;height:14px;font-size:11px;display:inline-flex}.phase-progress__step--done{color:#2a6648;background:#a8e0c24d;border-color:#7cc4a4a6}.phase-progress__step--next{background:var(--accent);color:#fff;box-shadow:none;border-color:#0000}.phase-progress__step--later{color:var(--color-text-muted);border:1.5px dashed var(--surface-3);background:0 0}.modal--phase .modal__actions{gap:var(--space-2);flex-flow:row-reverse wrap}.modal--phase .modal__actions--single{flex-direction:row}.intro-modal-backdrop{padding:var(--space-4);z-index:var(--z-modal);animation:intro-fade var(--duration-base) var(--ease-out);overscroll-behavior:contain;background:#2a2548a6;justify-content:center;align-items:flex-start;display:flex;position:fixed;inset:0;overflow-y:auto}.intro-modal{background:var(--color-bg);border-radius:var(--radius-clay-lg);padding:var(--space-6) var(--space-6) var(--space-5);width:100%;max-width:560px;box-shadow:var(--shadow-clay-lg);animation:intro-pop var(--duration-slow) var(--ease-out-soft);text-align:left;border:none;margin:auto}.intro-modal__eyebrow{margin:0 0 var(--space-2);font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.14em;color:var(--accent);font-weight:800}.intro-modal__heading{margin:0 0 var(--space-3);font-size:clamp(1.5rem, 4vw, var(--text-2xl));color:var(--color-text-primary);font-weight:800;line-height:1.1}.intro-modal__big-idea{margin:0 0 var(--space-5);padding:var(--space-3) var(--space-4);background:var(--accent-quiet);border-radius:var(--radius-clay);font-size:var(--text-md);color:var(--color-text-primary);font-weight:700}.intro-modal__steps-title{margin:0 0 var(--space-2);color:var(--color-text-secondary);font-weight:700;font-size:var(--text-sm);text-transform:uppercase;letter-spacing:.08em}.intro-modal__steps{margin:0 0 var(--space-5);gap:var(--space-3);flex-direction:column;padding:0;list-style:none;display:flex}.intro-modal__steps li{padding:var(--space-3);background:var(--color-surface-deep);border-radius:var(--radius-clay);border-left:4px solid var(--accent)}.intro-modal__steps li:nth-child(2){border-left-color:var(--color-accent-mint)}.intro-modal__steps li:nth-child(3){border-left-color:var(--color-accent-sky)}.intro-modal__steps h3{margin:0 0 var(--space-1);font-size:var(--text-md);color:var(--color-text-primary);font-weight:800}.intro-modal__steps p{color:var(--color-text-secondary);font-size:var(--text-sm);margin:0;line-height:1.5}.intro-modal__kicker{margin:0 0 var(--space-5);color:var(--color-text-muted);font-style:italic;font-size:var(--text-sm);text-align:center;padding:0 var(--space-3);line-height:1.5}.intro-modal__cta{background:var(--accent);color:#fff;border-radius:var(--radius-pill);width:100%;padding:var(--space-3) var(--space-5);font-weight:800;font-size:var(--text-md);cursor:pointer;box-shadow:var(--shadow-glow-magenta);transition:transform var(--duration-fast) var(--ease-out-soft);display:block}.intro-modal__cta:hover{transform:translateY(-2px)scale(1.02)}.intro-modal__cta:active{transform:scale(.98)}@keyframes intro-fade{0%{opacity:0}to{opacity:1}}@keyframes intro-pop{0%{opacity:0;transform:scale(.96)}to{opacity:1;transform:scale(1)}}@media (width<=720px){.intro-modal{padding:var(--space-5) var(--space-4) var(--space-4)}.intro-modal__big-idea{font-size:var(--text-base)}}.lang-menu{display:inline-flex;position:relative}.lang-menu__trigger{border-radius:var(--radius-pill);background:var(--color-surface-deep);cursor:pointer;width:40px;height:40px;transition:transform var(--duration-fast) var(--ease-out-soft), border-color var(--duration-fast) ease;border:2px solid #0000;justify-content:center;align-items:center;font-size:1.2rem;display:inline-flex}.lang-menu__trigger:hover{transform:scale(1.06)}.lang-menu--open .lang-menu__trigger{border-color:var(--color-platform-lavender-soft)}.lang-menu__list{background:var(--color-bg);border:2px solid var(--color-platform-lavender-soft);border-radius:var(--radius-clay);box-shadow:var(--shadow-clay);z-index:var(--z-toast);min-width:180px;margin:0;padding:6px;list-style:none;position:absolute;top:calc(100% + 6px);right:0}.lang-menu__opt{align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);font-size:var(--text-sm);border-radius:var(--radius-clay-sm);color:var(--color-text-primary);transition:background var(--duration-fast) ease;text-decoration:none;display:flex}.lang-menu__opt:hover{background:var(--color-surface-deep)}.lang-menu__opt--current{background:var(--color-platform-lavender-soft);font-weight:800}.lang-menu__flag{font-size:1.1rem}.hud{z-index:var(--z-hud);justify-content:space-between;align-items:center;gap:var(--space-4);padding:var(--space-3) var(--space-4);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--hairline);background:#ffffffd9;display:flex;position:relative}.hud__left{align-items:center;gap:var(--space-3);min-width:0;display:flex}.hud__titles{min-width:0}.hud__chrome-btn{border-radius:var(--radius-pill);color:var(--color-text-primary);box-shadow:var(--shadow-clay-sm);transition:transform var(--duration-fast) var(--ease-out-soft), background var(--duration-fast) ease;cursor:pointer;border:none;outline:none;justify-content:center;align-items:center;display:inline-flex}.hud__chrome-btn:hover{transform:translateY(-1px)scale(1.05)}.hud__chrome-btn:active{transform:scale(.96)}.hud__chrome-btn--primary{background:var(--surface-3);width:48px;height:48px;font-size:1.25rem}.hud__chrome-btn--primary:hover{transform:translate(-2px)scale(1.06)}.hud__chrome-btn--secondary{background:var(--color-accent-mint);color:#2f6d52;transform-origin:50%;border:2px solid #6db798;width:44px;height:44px;font-size:1.35rem;font-weight:800;line-height:1;animation:3.2s ease-in-out infinite hud-sway}.hud__chrome-btn--secondary:hover{background:#b8e8cd;animation-play-state:paused;transform:translateY(-2px)scale(1.08)}.hud__chrome-btn--secondary:active{transform:scale(.94)}.hud__chrome-btn__icon{margin-top:-2px;display:inline-block}@keyframes hud-sway{0%,to{transform:rotate(0)}50%{transform:rotate(-6deg)}}@media 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(prefers-reduced-motion:reduce){.phase-switcher__chip{transition:none}.phase-switcher__chip:hover{transform:none}}.modal--diploma{background:radial-gradient(circle at 20% 0%, #f5d68a33, transparent 50%), radial-gradient(circle at 80% 100%, oklch(54% .19 262/.1), transparent 55%), var(--color-bg);border-color:#f5d68a;position:relative;overflow:hidden}.modal-diploma__sparkles{pointer-events:none;opacity:.65;font-size:18px;position:absolute;inset:0}.modal-diploma__sparkles span{animation:4s ease-in-out infinite diploma-float;position:absolute}.modal-diploma__sparkles span:first-child{font-size:14px;animation-delay:0s;top:8%;left:8%}.modal-diploma__sparkles span:nth-child(2){font-size:18px;animation-delay:.6s;top:12%;right:10%}.modal-diploma__sparkles span:nth-child(3){font-size:16px;animation-delay:1.2s;bottom:18%;left:6%}.modal-diploma__sparkles span:nth-child(4){opacity:.1;font-size:64px;animation:2.4s ease-in-out infinite 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32px)}.comprehension__option{font-size:var(--fs-small);padding:var(--space-3) var(--space-4)}}.variant-toast{z-index:5;border-radius:var(--radius-pill);background:linear-gradient(135deg, var(--color-accent-cream), #f5d68a);color:#8a5a00;font-size:var(--text-sm);pointer-events:none;opacity:0;align-items:center;gap:8px;padding:6px 14px;font-weight:800;animation:2.8s ease-out forwards variant-toast-show;display:inline-flex;position:absolute;top:12px;left:50%;transform:translate(-50%);box-shadow:0 4px 12px #8a5a002e}@keyframes variant-toast-show{0%{opacity:0;transform:translate(-50%,-10px)scale(.92)}12%{opacity:1;transform:translate(-50%)scale(1)}82%{opacity:1;transform:translate(-50%)scale(1)}to{opacity:0;transform:translate(-50%,-6px)scale(.98)}}@media (prefers-reduced-motion:reduce){.variant-toast{animation:2.6s step-end forwards variant-toast-show-rm}@keyframes 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