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#81D4A4;--warning-accent: #E8D088;--danger-accent: #D4A08A;--glass-bg: rgba(245, 245, 242, .9);--glass-border: rgba(44, 48, 34, .2)}body.theme-ocean{--ink-dark: #0A1628;--ink-muted: #486878;--sakura-primary: #0088B0;--sakura-dark: #006888;--sakura-light: #80D8E8;--paper-bg: #F0F6FA;--paper-card: #FFFFFF;--paper-border: #D0DEE8;--retro-accent: #5ECFA0;--warning-accent: #FFD684;--danger-accent: #F4A5A5;--glass-bg: rgba(240, 246, 250, .9);--glass-border: rgba(10, 22, 40, .2)}body.theme-earth{--ink-dark: #3D2E25;--ink-muted: #685848;--sakura-primary: #2D9596;--sakura-dark: #1E7A7A;--sakura-light: #91C49D;--paper-bg: #F5F2EF;--paper-card: #FFFFFF;--paper-border: #DDD8D0;--retro-accent: #78C2A6;--warning-accent: #D4B888;--danger-accent: #C48878;--glass-bg: rgba(245, 242, 239, .9);--glass-border: rgba(61, 46, 37, .2)}body.theme-serene{--ink-dark: #2C3033;--ink-muted: #606068;--sakura-primary: #297373;--sakura-dark: #1E5858;--sakura-light: #AFBFC0;--paper-bg: #F2EFEA;--paper-card: #FFFFFF;--paper-border: #DBD8D4;--retro-accent: #78B8A0;--warning-accent: #E8C898;--danger-accent: #D4A090;--glass-bg: rgba(242, 239, 234, .9);--glass-border: rgba(44, 48, 51, .2)}body.theme-sakura{--ink-dark: #3D2E33;--ink-muted: #6B5B62;--sakura-primary: #E8A8C5;--sakura-dark: #D48DB3;--sakura-light: #FFB8D0;--paper-bg: #FDF6F3;--paper-card: #FFFFFF;--paper-border: #E8DDDA;--retro-accent: #81D4A4;--warning-accent: #FFD684;--danger-accent: #F4A5A5;--glass-bg: rgba(253, 246, 243, .9);--glass-border: rgba(61, 46, 51, .2)}.dashboard-grid{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:var(--space-md);align-items:start;overflow:visible}.dashboard-home{max-width:100%;--home-desk-paper: rgba(255, 252, 247, .9);--home-desk-edge: rgba(69, 49, 55, .18);--home-companion-pink: rgba(249, 185, 211, .72)}.dashboard-home:before{content:"";position:absolute;top:108px;right:-20px;bottom:64px;left:min(42vw,430px);z-index:-1;pointer-events:none;background:linear-gradient(90deg,rgba(255,245,250,.55),rgba(255,252,247,.2) 36%,transparent 74%)}.dashboard-world-header{position:relative;width:min(100%,980px);--sakura-world-panel-height: 340px;min-height:0;margin-top:44px;padding:var(--s-3);display:grid;grid-template-columns:1fr;gap:0;overflow:visible;background:linear-gradient(90deg,#fffafdb8,#fffcf7f2 54%,#fffcf7eb),#fffafdeb}.dashboard-world-header:after{display:none}.dashboard-world-hero-row{display:grid;grid-template-columns:minmax(280px,390px) minmax(0,1fr);gap:var(--s-4);align-items:stretch;min-height:var(--sakura-world-panel-height)}.dashboard-world-header__settings{position:absolute;top:0;right:0;z-index:6;padding:var(--s-2) var(--s-3);font-size:var(--text-sm);background:#ffffffe6}.sakura-world-window{position:relative;width:100%;height:var(--sakura-world-panel-height);min-height:0;border:4px solid var(--ink-dark);border-radius:2px;box-shadow:6px 6px 0 var(--ink-dark);background:#151337;overflow:hidden;isolation:isolate}.sakura-world-window:before{content:"";position:absolute;inset:0;z-index:4;pointer-events:none;background:radial-gradient(circle at 50% 53%,transparent 0 68%,rgba(21,19,55,.18) 70% 100%);box-shadow:inset 0 0 0 4px #ffffff14}.sakura-world-window__scene{position:absolute;inset:0;z-index:1;width:100%;height:100%;object-fit:contain;object-position:center;image-rendering:pixelated;image-rendering:crisp-edges}.sakura-world-window__ambient{position:absolute;inset:0;z-index:3;pointer-events:none;background-repeat:no-repeat;background-size:1200% 100%;background-position:0 0;image-rendering:pixelated;image-rendering:crisp-edges;animation:sakura-scene-strip-12 var(--ambient-duration, 1.4s) steps(11,end) infinite}.sakura-world-window__ambient--waterfall{--ambient-duration: 1.32s;opacity:.72;background-image:url(/worlds/ambient/sakura-waterfall-semantics-scene-strip-v4.png)}.sakura-world-window__ambient--ocean{--ambient-duration: 5.2s;opacity:.46;background-image:url(/worlds/ambient/sakura-ocean-semantics-scene-strip-v4.png)}.sakura-world-window__ambient--lamp{--ambient-duration: 2.8s;opacity:.5;mix-blend-mode:screen;background-image:url(/worlds/ambient/sakura-lamp-semantics-scene-strip-v4.png)}.sakura-world-window__ambient--tree{--ambient-duration: 9.6s;opacity:.44;background-image:url(/worlds/ambient/sakura-tree-semantics-scene-strip-v4.png)}.sakura-world-note{position:relative;height:var(--sakura-world-panel-height);min-height:0;padding:calc(var(--s-4) + 10px) var(--s-4) var(--s-4);display:flex;flex-direction:column;justify-content:center;gap:var(--s-3);border:4px solid var(--ink-dark);border-radius:2px;background:#fffffff0;box-shadow:6px 6px 0 var(--ink-dark);overflow:visible}.sakura-world-note:before{content:"";position:absolute;left:-14px;top:50%;width:18px;height:18px;border-left:4px solid var(--ink-dark);border-bottom:4px solid var(--ink-dark);background:#fffffff0;transform:translateY(-50%) rotate(45deg)}.sakura-world-note__tag-row{position:absolute;top:-23px;left:22px;z-index:2;display:flex;flex-wrap:wrap;align-items:center;gap:var(--s-2)}.sakura-world-note__tag{display:inline-flex;align-items:center;min-height:30px;padding:0 var(--s-3);border:3px solid var(--ink-dark);background:var(--sakura-light);color:var(--ink-dark);font-family:var(--font-retro);font-size:var(--text-xs);letter-spacing:.08em}.sakura-world-note__line{height:5.65rem;margin:0;overflow:hidden;color:var(--ink-dark);font-family:var(--font-sans);font-size:var(--text-2xl);font-weight:800;line-height:1.18;overflow-wrap:anywhere}.sakura-world-note__japanese-stack{display:grid;gap:var(--s-2)}.sakura-world-note__japanese{display:flex;flex-wrap:wrap;align-items:baseline;align-content:flex-start;gap:2px 0;height:4.5rem;margin:0;overflow:hidden;color:var(--ink-dark);font-family:var(--font-sans);font-size:var(--text-xl);font-weight:750;line-height:1.35}.sakura-world-note__word{appearance:none;padding:1px 3px;border:0;border-radius:4px;background:transparent;color:inherit;font:inherit;line-height:inherit;cursor:pointer;text-decoration:underline;text-decoration-color:#eb9dbc94;text-decoration-thickness:3px;text-underline-offset:5px}.sakura-world-note__word:hover,.sakura-world-note__word:focus-visible,.sakura-world-note__word--active{background:#f9b9d342;color:var(--ink-dark);outline:none}.sakura-world-note__word:focus-visible{box-shadow:0 0 0 2px var(--sakura-primary)}.sakura-world-note__ruby{ruby-align:center}.sakura-world-note__ruby rt{color:var(--ink-muted);font-size:.5em;font-weight:700;letter-spacing:0;line-height:1;text-decoration:none}.sakura-world-note__hint{position:absolute;left:var(--s-4);right:var(--s-4);bottom:var(--s-4);z-index:3;min-height:2.4rem;margin:0;padding:var(--s-2) var(--s-3);display:flex;align-items:center;overflow:hidden;border-left:3px solid rgba(235,157,188,.72);background:#fff1f7ad;color:var(--ink-muted);font-family:var(--font-sans);font-size:var(--text-sm);letter-spacing:0;line-height:1.5}.sakura-world-note__hint span{color:var(--ink-dark)}.sakura-world-note__caret{display:inline-block;width:.7em;height:.7em;margin-left:.12em;vertical-align:-.03em;border-right:3px solid var(--sakura-primary);animation:sakura-dialogue-caret .72s steps(2,end) infinite}.sakura-world-note__caret--done{width:0;margin-left:0;border-right:0}@keyframes sakura-scene-strip-12{to{background-position:-1100% 0}}@keyframes sakura-dialogue-caret{50%{opacity:0}}.home-launch-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-md);width:100%}.home-study-desk{position:relative;width:min(100%,980px);padding:var(--s-4);display:grid;gap:var(--s-4);background:linear-gradient(180deg,#fffffff5,#fff8fce6),var(--paper-card)}.home-study-workbench{display:grid;grid-template-columns:minmax(0,1fr) minmax(240px,280px);gap:var(--space-md);align-items:start}.home-practice-column,.home-progress-column{min-width:0}.home-launch-card{appearance:none;position:relative;min-height:92px;display:flex;align-items:center;justify-content:flex-start;gap:var(--space-md);width:100%;padding:var(--s-4);color:var(--ink-dark);font-family:var(--font-sans);text-align:left;cursor:pointer;overflow:visible;background:linear-gradient(180deg,#ffffffe0,#fffafde6),var(--paper-card)}.home-launch-card:after,.home-progress-card:after{content:"";position:absolute;top:-7px;right:22px;width:42px;height:11px;border:2px solid rgba(69,49,55,.72);border-radius:999px 999px 4px 4px;background:var(--home-companion-pink);box-shadow:2px 2px #4531373d;opacity:.78}.home-launch-card__text{display:grid;gap:4px}.home-launch-card__title{font-size:var(--text-xl);font-weight:850;line-height:1.1}.home-launch-card__subtitle{color:var(--ink-muted);font-family:var(--font-retro);font-size:var(--text-xs);letter-spacing:.04em;line-height:1.4}.home-launch-card--primary{background:linear-gradient(180deg,#ffdeeceb,#f9b9d3d6),var(--sakura-light)}.home-practice-section{position:relative}.home-action-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-md)}.home-action-card{position:relative;min-height:98px;padding:var(--s-3);display:flex;align-items:center;justify-content:space-between;gap:var(--s-3);background:var(--paper-card);overflow:visible}.home-action-card__copy{min-width:0}.home-action-card__title{margin:0;color:var(--ink-dark);font-size:var(--text-base);font-weight:var(--weight-semibold);line-height:1.2}.home-action-card__description{margin:5px 0 0;color:var(--ink-muted);font-size:var(--text-sm);line-height:1.35}.home-action-card__button{flex-shrink:0;padding:var(--s-2) var(--s-3);font-size:var(--text-sm)}.home-progress-card{position:relative;padding:var(--s-3);background:linear-gradient(180deg,#ffffffeb,#fffcf7e6),var(--paper-card)}.dashboard-sidebar,.home-progress-column{position:sticky;top:var(--space-md, 16px)}.grading-grid{display:grid;grid-template-columns:1fr 1fr 1fr 1fr;gap:var(--space-sm)}.goal-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-sm)}.kaiwa-chat-card{height:calc(100vh - 200px);height:calc(100dvh - 200px);max-height:650px}@media(max-width:768px){.app-topbar{align-items:flex-start;gap:var(--space-sm);margin-bottom:var(--space-md)}.app-topbar__brand{flex-direction:column;align-items:flex-start;gap:2px}.app-topbar__title{font-size:1.2rem}.dashboard-world-header{width:min(100%,430px);--sakura-world-panel-height: 300px;min-height:0;margin-top:38px;padding:var(--s-2)}.dashboard-world-hero-row{grid-template-columns:1fr;gap:var(--s-3);min-height:0}.dashboard-home:before,.dashboard-world-header:after{display:none}.sakura-world-window{aspect-ratio:16 / 10;height:auto;box-shadow:4px 4px 0 var(--ink-dark)}.sakura-world-note{padding:calc(var(--s-3) + 10px) var(--s-3) var(--s-3);box-shadow:4px 4px 0 var(--ink-dark)}.sakura-world-note:before{left:28px;top:-13px;transform:rotate(135deg)}.sakura-world-note__tag-row{top:-21px;left:18px}.sakura-world-note__hint{left:var(--s-3);right:var(--s-3);bottom:var(--s-3)}.sakura-world-note__line{height:4.7rem;font-size:var(--text-lg);line-height:1.22}.sakura-world-note__japanese{font-size:var(--text-lg);height:4rem}.dashboard-world-header__settings{font-size:var(--text-xs);padding:var(--s-1) var(--s-2)}.home-action-grid{grid-template-columns:1fr}.home-study-desk{width:min(100%,430px);padding:var(--s-3)}.home-study-workbench{grid-template-columns:1fr}.home-progress-column{position:static}.home-launch-grid{width:100%}.home-launch-card{min-height:82px;padding:var(--s-3)}.home-action-card{min-height:88px}.grading-grid{grid-template-columns:1fr 1fr}.kaiwa-chat-card{height:calc(100vh - 160px);height:calc(100dvh - 160px);max-height:none}.study-card-main{min-height:280px!important}.bottom-nav-item{font-size:.65rem}}@media(prefers-reduced-motion:reduce){.sakura-world-window__ambient,.sakura-world-note__caret{animation:none}}@media(max-width:380px){.goal-grid,.home-launch-grid{grid-template-columns:1fr}}