:root{color-scheme:dark;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Hiragino Sans,Hiragino Kaku Gothic ProN,Meiryo,sans-serif;background:#03070b;color:#f5fbff;--cyan: #23e6ff;--cyan-soft: rgba(35, 230, 255, .18);--magenta: #ff39c8;--gold: #ffc342;--panel: rgba(6, 15, 23, .82);--panel-strong: rgba(8, 19, 29, .94);--line: rgba(120, 201, 235, .18);--muted: #9fb3c0;--soft: #d9f7ff}*{box-sizing:border-box}html,body,#root{min-width:320px;min-height:100vh}body{margin:0;overflow:hidden;-webkit-font-smoothing:antialiased;background:radial-gradient(circle at 16% 8%,rgba(35,230,255,.18),transparent 24rem),radial-gradient(circle at 86% 18%,rgba(255,57,200,.11),transparent 24rem),radial-gradient(circle at 52% 100%,rgba(255,195,66,.08),transparent 32rem),#03070b}button{color:inherit;font:inherit}button:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}.app-shell{position:relative;display:grid;grid-template-rows:104px minmax(0,1fr) 104px;width:100vw;height:100vh;padding:26px 30px 20px;gap:16px;overflow:hidden}.app-shell:before{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;content:"";background:linear-gradient(90deg,rgba(35,230,255,.03) 1px,transparent 1px),linear-gradient(rgba(35,230,255,.025) 1px,transparent 1px);background-size:80px 80px;-webkit-mask-image:radial-gradient(circle at center,black 0%,transparent 78%);mask-image:radial-gradient(circle at center,black 0%,transparent 78%)}.top-hud{position:relative;z-index:2;display:grid;grid-template-columns:minmax(250px,1.2fr) minmax(110px,.45fr) minmax(220px,.7fr) minmax(210px,.65fr) auto;align-items:center;gap:28px}.brand-lockup{display:flex;align-items:center;min-width:0;gap:16px}.brand-orbit{position:relative;flex:0 0 68px;width:68px;height:68px;border-radius:50%;background:conic-gradient(from 20deg,var(--cyan),transparent 20%,var(--magenta),transparent 56%,var(--gold),var(--cyan)),radial-gradient(circle,rgba(35,230,255,.28),transparent 60%);box-shadow:0 0 38px #23e6ff57;animation:orbit-spin 9s linear infinite}.brand-orbit:after{position:absolute;top:14px;right:14px;bottom:14px;left:14px;content:"";border-radius:inherit;background:#03070b;box-shadow:inset 0 0 14px #ffffff14}.brand-orbit span{position:absolute;inset:23px 10px auto auto;z-index:1;width:12px;height:12px;border-radius:50%;background:#fff;box-shadow:0 0 20px #fff}.brand-lockup p{margin:0 0 3px;font-size:28px;font-weight:900;letter-spacing:0;line-height:.95}.brand-lockup strong{display:block;font-size:28px;font-weight:900;letter-spacing:0;line-height:.95;color:var(--magenta)}.brand-lockup strong span{color:var(--cyan)}.metric{position:relative;min-width:0;padding-left:22px}.metric:before{position:absolute;top:6px;left:0;width:1px;height:62px;content:"";background:linear-gradient(transparent,rgba(214,246,255,.42),transparent)}.metric span{display:block;margin-bottom:7px;color:var(--muted);font-size:13px;font-weight:700}.metric strong{display:inline-flex;align-items:center;gap:10px;font-size:38px;font-weight:900;line-height:1}.metric small{margin-left:6px;color:var(--muted);font-size:20px;font-weight:700}.timer-metric small{display:block;margin:6px 0 0 36px;color:var(--gold);font-size:14px}.ink-metric strong svg{color:var(--cyan);filter:drop-shadow(0 0 10px rgba(35,230,255,.9))}.ink-bar{width:min(180px,100%);height:8px;margin-top:12px;overflow:hidden;border-radius:99px;background:#81a2b22e}.ink-bar i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--cyan),#75fff6);box-shadow:0 0 14px #23e6ffe6;transition:width .18s ease}.top-actions{display:flex;justify-content:flex-end;gap:18px}.ghost-button,.primary-button,.next-button,.nudge-button,.win-overlay button{display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(136,198,224,.25);border-radius:16px;background:linear-gradient(180deg,#142330ed,#050e16ed);box-shadow:inset 0 0 0 1px #ffffff0a,0 0 #0000;cursor:pointer;transition:border-color .16s ease,box-shadow .16s ease,transform .16s ease}.ghost-button:hover,.primary-button:hover,.next-button:hover,.nudge-button:hover,.win-overlay button:hover{transform:translateY(-1px);border-color:#23e6ffb3;box-shadow:0 0 26px #23e6ff2e}.ghost-button,.primary-button{min-width:156px;min-height:64px;gap:10px;padding:0 24px;font-size:17px;font-weight:900;white-space:nowrap}.primary-button{border-color:#23e6ffc7;background:linear-gradient(180deg,#1994c5b3,#062339f2),#23e6ff24;box-shadow:inset 0 0 0 1px #ffffff24,0 0 34px #23e6ff57}.game-layout{position:relative;z-index:1;display:grid;grid-template-columns:118px minmax(0,1fr) 120px;min-height:0;gap:0}.tool-rail,.stage-rail,.physics-dock,.canvas-wrap{border:1px solid var(--line);background:linear-gradient(180deg,#08131df0,#040c13db);box-shadow:inset 0 0 0 1px #ffffff09,0 16px 46px #00000047}.tool-rail{z-index:2;display:flex;flex-direction:column;align-items:center;gap:14px;padding:34px 12px 28px;border-radius:28px 0 0 28px}.tool-button{display:grid;place-items:center;width:90px;min-height:92px;padding:12px 8px;border:1px solid rgba(128,193,224,.18);border-radius:18px;color:#b8c9d4;background:#030d16ad;cursor:pointer}.tool-button svg{color:#7f9bad}.tool-button span{margin-top:7px;font-size:14px;font-weight:900}.tool-button.active{color:#f1fcff;border-color:#23e6ffcc;background:radial-gradient(circle at 50% 0%,rgba(35,230,255,.24),transparent 70%),#041c2bd1;box-shadow:inset 0 0 0 1px #ffffff14,0 0 24px #23e6ff40}.tool-button.active svg{color:var(--cyan);filter:drop-shadow(0 0 14px rgba(35,230,255,.9))}.rail-group{width:100%;padding-top:20px;border-top:1px solid rgba(122,183,210,.16);text-align:center}.rail-group p{margin:0 0 14px;color:#c5d7e0;font-size:13px;font-weight:800}.size-dot{display:grid;place-items:center;width:52px;height:42px;margin:0 auto 5px;border:0;background:transparent;cursor:pointer}.size-dot span{display:block;border-radius:50%;background:#23e6ffd9;box-shadow:0 0 18px #23e6ffb3}.size-dot:not(.active) span{background:#95c1d4b8;box-shadow:none}.color-row{display:flex;justify-content:center;gap:10px}.color-dot{width:42px;height:42px;border:2px solid rgba(255,255,255,.18);border-radius:50%;background:var(--dot);box-shadow:0 0 18px color-mix(in srgb,var(--dot),transparent 36%);cursor:pointer}.color-dot.active{border-color:#ffffffd1;box-shadow:0 0 0 4px #23e6ff26,0 0 24px color-mix(in srgb,var(--dot),transparent 16%)}.nudge-button{width:92px;min-height:58px;gap:8px;margin-top:auto;color:#eaffff;font-size:14px;font-weight:900}.playfield-shell{position:relative;min-width:0;min-height:0}.canvas-wrap{position:absolute;top:0;right:0;bottom:0;left:0;overflow:hidden;border-radius:0 28px 28px 0;background:#050b11}.game-canvas{position:absolute;top:0;right:0;bottom:0;left:0;display:block;width:100%;height:100%;touch-action:none;-webkit-user-select:none;user-select:none}.game-canvas.brush{cursor:crosshair}.game-canvas.eraser{cursor:cell}.canvas-status{position:absolute;right:22px;bottom:18px;display:inline-flex;align-items:center;gap:12px;padding:10px 14px;border:1px solid rgba(35,230,255,.18);border-radius:999px;background:#02090e8a;color:#d7faff;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.canvas-status span{color:var(--cyan);font-size:12px;font-weight:900}.canvas-status span.paused{color:var(--gold)}.canvas-status small{color:#d7faffa8;font-size:11px;font-weight:800}.stage-rail{z-index:2;display:flex;flex-direction:column;align-items:center;gap:15px;padding:22px 9px;border-width:0;background:transparent;box-shadow:none}.stage-rail h2{margin:0 0 3px;color:#d9f2ff;font-size:16px;font-weight:900;text-align:center}.stage-list{display:grid;gap:10px;width:88px}.stage-button{display:grid;place-items:center;min-height:74px;border:1px solid rgba(136,198,224,.2);border-radius:15px;color:#eafaff;background:#050f17d1;cursor:pointer}.stage-button span{font-size:25px;font-weight:900;line-height:1}.stage-button small{display:flex;align-items:center;justify-content:center;min-height:19px;gap:1px;margin-top:6px;color:var(--gold)}.stage-button.active{border-color:#23e6ffe0;background:radial-gradient(circle at 50% 0%,rgba(35,230,255,.3),transparent 70%),#0a3b56d1;box-shadow:0 0 24px #23e6ff52}.stage-button:disabled{color:#acc2cd70;cursor:not-allowed}.bottom-hud{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1fr) 276px;align-items:center;gap:30px;padding:0 0 0 2px}.physics-dock{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));min-height:92px;overflow:hidden;border-radius:22px}.physics-dock button{display:grid;grid-template-columns:64px minmax(0,1fr);align-items:center;gap:12px;padding:16px 22px;border:0;border-right:1px solid rgba(120,201,235,.14);background:transparent;color:inherit;text-align:left;cursor:pointer}.physics-dock button:last-child{border-right:0}.physics-dock button:hover{background:#23e6ff0f}.dock-icon{display:grid;place-items:center;width:54px;height:54px;border:1px solid rgba(35,230,255,.22);border-radius:14px;color:#dffaff;background:#020a119e}.physics-dock strong{display:block;margin-bottom:6px;color:#eafcff;font-size:17px;font-weight:900}.physics-dock small{display:block;color:var(--muted);font-size:13px;font-weight:700}.next-button{min-height:94px;gap:14px;padding:0 22px;border-color:#23e6ffc2;border-radius:20px;background:radial-gradient(circle at 25% 0%,rgba(35,230,255,.34),transparent 72%),linear-gradient(180deg,#09638fd6,#041522f0);box-shadow:inset 0 0 0 1px #ffffff1f,0 0 34px #23e6ff52}.next-button span{display:grid;place-items:center;width:54px;height:54px;border-radius:14px;color:#06121b;background:var(--cyan);box-shadow:0 0 24px #23e6ffb3}.next-button strong{display:block;min-width:118px;font-size:18px;font-weight:900;text-align:left}.next-button small{color:var(--cyan);font-size:20px;font-weight:900}.win-overlay{position:absolute;top:50%;left:50%;z-index:5;display:grid;place-items:center;min-width:280px;padding:24px 28px;border:1px solid rgba(255,195,66,.55);border-radius:24px;background:radial-gradient(circle at 50% 0%,rgba(255,195,66,.2),transparent 70%),#050d12d6;box-shadow:0 0 55px #ffc34233,0 18px 60px #00000070;color:#fff8df;transform:translate(-50%,-50%);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.win-overlay>svg{color:var(--gold);filter:drop-shadow(0 0 16px rgba(255,195,66,.8))}.win-overlay strong{margin-top:8px;font-size:24px;font-weight:950}.win-stars{display:flex;gap:4px;margin:10px 0 2px;color:var(--gold)}.win-overlay span{color:#d9f7ff;font-size:20px;font-weight:900}.win-overlay button{min-height:46px;margin-top:16px;padding:0 18px;color:#06121b;border-color:#ffc342b3;background:var(--gold);font-size:14px;font-weight:900}@keyframes orbit-spin{to{transform:rotate(1turn)}}@media(max-width:1100px){body{overflow:auto}.app-shell{width:100%;min-height:100vh;height:auto;grid-template-rows:auto minmax(620px,72vh) auto;padding:18px}.top-hud{grid-template-columns:1fr 1fr;gap:18px}.brand-lockup,.top-actions{grid-column:span 2}.top-actions{justify-content:stretch}.ghost-button,.primary-button{flex:1}.game-layout{grid-template-columns:96px minmax(0,1fr)}.stage-rail{position:absolute;right:14px;top:14px;width:92px;padding:0}.stage-rail h2{display:none}.stage-list{gap:7px;width:78px}.stage-button{min-height:56px;background:#050f17b8;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.stage-button span{font-size:20px}.bottom-hud,.physics-dock{grid-template-columns:1fr}.physics-dock button{border-right:0;border-bottom:1px solid rgba(120,201,235,.14)}.next-button{width:100%}}@media(max-width:720px){.app-shell{grid-template-rows:auto 76vh auto;padding:12px;gap:12px}.top-hud{grid-template-columns:1fr;gap:12px}.brand-lockup,.top-actions{grid-column:auto}.brand-orbit{flex-basis:54px;width:54px;height:54px}.brand-lockup p,.brand-lockup strong{font-size:21px}.metric{padding-left:12px}.metric:before{height:42px}.metric strong{font-size:28px}.game-layout{grid-template-columns:72px minmax(0,1fr)}.tool-rail{gap:9px;padding:14px 8px;border-radius:20px 0 0 20px}.tool-button{width:54px;min-height:62px;border-radius:14px}.tool-button span,.rail-group p,.canvas-status small,.nudge-button{font-size:11px}.color-dot{width:30px;height:30px}.canvas-wrap{border-radius:0 20px 20px 0}.stage-rail{right:8px;top:8px}.stage-list{width:58px}.stage-button{min-height:46px;border-radius:12px}.stage-button small{display:none}.canvas-status{right:10px;bottom:10px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}