:root{color-scheme:light;--bg: #f7f5ef;--surface: #ffffff;--surface-soft: #eeebe2;--text: #26312d;--muted: #66716c;--line: #ddd8cb;--primary: #2f7d68;--primary-strong: #256854;--accent: #d77b45;--danger: #c45252;--shadow: 0 10px 30px rgba(47, 58, 51, .08);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}:root[data-theme=dark]{color-scheme:dark;--bg: #171b19;--surface: #222824;--surface-soft: #2c342f;--text: #edf1ed;--muted: #a6b0aa;--line: #3a453f;--primary: #7bbfa6;--primary-strong: #9bd6c0;--accent: #eea36d;--danger: #ef8d8d;--shadow: 0 12px 34px rgba(0, 0, 0, .24)}*{box-sizing:border-box}html,body,#root{min-height:100%}body{margin:0;background:var(--bg);color:var(--text);-webkit-tap-highlight-color:transparent;overflow-x:hidden}button,input{font:inherit}button{color:inherit}.app-shell{min-height:100vh;min-height:100svh;padding-bottom:calc(82px + env(safe-area-inset-bottom))}.home-layout{width:min(1120px,100%);margin:0 auto;padding:18px 16px 28px}.app-header,.game-topbar{display:flex;align-items:center;justify-content:space-between;gap:12px}.app-header h1{margin:2px 0 0;font-size:clamp(2rem,8vw,3.25rem);line-height:1.05;letter-spacing:0}.icon-button,.nav-button,.favorite-button{min-width:44px;min-height:44px;border:1px solid var(--line);border-radius:8px;background:var(--surface);display:inline-flex;align-items:center;justify-content:center;gap:6px;cursor:pointer}.icon-button:active,.primary-button:active,.secondary-button:active,.chip:active,.card-main:active,.mini-card:active{transform:translateY(1px)}.active-favorite,.favorite-button.active{color:var(--danger)}.panel-section h2,.settings-panel h2{margin:0;font-size:1.25rem;letter-spacing:0}.header-actions{display:flex;align-items:center;gap:8px}.primary-button,.secondary-button{min-height:44px;border:1px solid transparent;border-radius:8px;padding:0 14px;display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;white-space:nowrap}.primary-button{background:var(--primary);color:#fff}:root[data-theme=dark] .primary-button{color:#10201a}.secondary-button{background:var(--surface);border-color:var(--line);color:var(--text)}.wide{width:100%}.toolbar{margin-top:16px;display:grid;gap:12px}.search-box{min-height:48px;display:flex;align-items:center;gap:10px;padding:0 12px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.search-box input{min-width:0;width:100%;border:0;outline:0;background:transparent;color:var(--text)}.chip-row{display:flex;gap:8px;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}.chip-row::-webkit-scrollbar{display:none}.chip{min-height:40px;border:1px solid var(--line);border-radius:999px;padding:0 13px;background:var(--surface);color:var(--muted);cursor:pointer;white-space:nowrap}.chip.active{color:var(--primary-strong);border-color:var(--primary);background:color-mix(in srgb,var(--primary) 10%,var(--surface))}.panel-section,.settings-panel{margin-top:22px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}.section-heading span,.empty-text{color:var(--muted)}.rail{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(148px,1fr);gap:10px;overflow-x:auto;padding:10px 0 2px}.mini-card{min-height:76px;border:1px solid var(--line);border-radius:8px;background:var(--surface);text-align:left;padding:12px;display:grid;gap:6px;cursor:pointer}.mini-card span{color:var(--muted);font-size:.88rem}.game-grid{display:grid;grid-template-columns:1fr;gap:10px}.game-card{min-height:118px;border:1px solid var(--line);border-radius:8px;background:var(--surface);display:grid;grid-template-columns:minmax(0,1fr) 54px;overflow:hidden}.card-main{border:0;background:transparent;text-align:left;padding:14px;display:grid;gap:7px;cursor:pointer}.card-title{font-weight:750;font-size:1.02rem}.card-desc,.card-meta{color:var(--muted);line-height:1.35}.card-meta{font-size:.86rem}.favorite-button{align-self:start;margin:10px 10px 0 0}.settings-panel{display:grid;gap:12px}.setting-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:center;border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:14px}.setting-row div{display:grid;gap:4px}.setting-row span{color:var(--muted);line-height:1.4}.bottom-nav{position:fixed;left:0;right:0;bottom:0;height:calc(68px + env(safe-area-inset-bottom));padding:6px 8px calc(6px + env(safe-area-inset-bottom));display:grid;grid-template-columns:repeat(4,1fr);gap:5px;background:color-mix(in srgb,var(--surface) 92%,transparent);border-top:1px solid var(--line);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.nav-button{min-width:0;border-color:transparent;background:transparent;flex-direction:column;gap:2px;font-size:.72rem;color:var(--muted)}.nav-button.active{color:var(--primary-strong);background:color-mix(in srgb,var(--primary) 10%,transparent)}.game-page{min-height:100vh;min-height:100svh;display:grid;grid-template-rows:auto minmax(0,1fr)}.game-topbar{min-height:60px;padding:8px 10px;border-bottom:1px solid var(--line);background:var(--surface);position:sticky;top:0;z-index:5}.game-title-box{min-width:0;display:grid;gap:2px;flex:1}.game-title-box strong,.game-title-box span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.game-title-box span{color:var(--muted);font-size:.8rem}.topbar-actions{display:flex;flex:0 0 auto;gap:6px;overflow-x:auto;scrollbar-width:none}.topbar-actions::-webkit-scrollbar{display:none}.game-stage{width:min(980px,100%);margin:0 auto;padding:14px;min-height:0}.game-loading,.game-surface{min-height:calc(100vh - 92px);border:1px solid var(--line);border-radius:8px;background:var(--surface)}.game-loading{display:grid;place-items:center;color:var(--muted)}.game-surface{padding:14px}.game-hud{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}.stat-row{display:flex;gap:8px;flex-wrap:wrap}.stat-pill{min-height:34px;border:1px solid var(--line);border-radius:999px;padding:6px 10px;display:inline-flex;align-items:center;gap:5px;color:var(--muted);background:var(--surface-soft)}.play-board{width:100%;min-height:360px;border:1px solid var(--line);border-radius:8px;background:var(--surface-soft);overflow:hidden;position:relative;touch-action:manipulation}.grid-board{display:grid;gap:6px;width:min(100%,430px);margin:0 auto}.cell-button{min-height:44px;border:1px solid var(--line);border-radius:8px;background:var(--surface);display:grid;place-items:center;cursor:pointer;-webkit-user-select:none;user-select:none}.dialog-backdrop{position:fixed;inset:0;z-index:20;display:grid;place-items:center;padding:calc(16px + env(safe-area-inset-top)) 16px calc(16px + env(safe-area-inset-bottom));background:#1618166b}.dialog{width:min(420px,100%);max-height:min(680px,calc(100svh - 32px - env(safe-area-inset-top) - env(safe-area-inset-bottom)));overflow:auto;overscroll-behavior:contain;border-radius:8px;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);padding:16px}.dialog-title{display:flex;align-items:center;justify-content:space-between;gap:10px}.dialog-title h2{margin:0;font-size:1.25rem}.howto-list{margin:14px 0;padding-left:18px;color:var(--muted);line-height:1.6}.result-box{display:grid;justify-items:center;gap:6px;margin:18px 0}.result-box span,.result-box p{margin:0;color:var(--muted)}.result-box strong{font-size:3rem;line-height:1}.dialog-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}@media(min-width:720px){.home-layout{padding:30px 24px 56px}.app-shell{padding-bottom:0}.bottom-nav{width:min(560px,calc(100% - 32px));left:50%;right:auto;bottom:18px;transform:translate(-50%);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow)}.game-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.game-stage{padding:20px}.game-loading,.game-surface{min-height:calc(100vh - 104px)}}@media(min-width:1040px){.game-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:430px){.app-header{align-items:flex-start}.header-actions{flex-wrap:wrap;justify-content:flex-end;width:128px}.random-button{width:100%}.game-topbar{align-items:flex-start}.game-title-box{padding-top:2px}.topbar-actions{width:94px;flex-wrap:wrap;justify-content:flex-end;gap:4px;overflow:visible}.topbar-actions .icon-button{min-width:44px;min-height:44px}.game-title-box strong{font-size:.95rem}.game-stage,.game-surface{padding:10px}.dialog-actions{grid-template-columns:1fr}}