:root,[data-theme=dark]{--bg: #0f1724;--card: #0b1220;--muted: #9aa4b2;--accent: #7c3aed;--surface-2: rgba(255, 255, 255, .04);--radius: 16px;--radius-sm: 10px;--gap: 12px;--space-xxs: 6px;--space-xs: 8px;--space-sm: 12px;--space-md: 16px;--space-lg: 24px;--text-base: 16px;--text-lg: 18px;--text-primary: #e6eef8;--text-secondary: #94a3b8;--text-muted: #64748b;--surface-color: rgba(255, 255, 255, .05);--surface-hover: rgba(255, 255, 255, .08);--border-color: rgba(255, 255, 255, .1);--card-bg: #232c48;--card-bg-gradient: linear-gradient(180deg, #232c48 70%, #20253A 100%);--shell-bg: linear-gradient(135deg, #151627 30%, #0e1735 100%);--app-bg: #202e43;--nav-bg: rgba(25, 26, 40, .83);--shadow-color: rgba(0, 0, 0, .4)}[data-theme=light]{--bg: #f1f5f9;--card: #ffffff;--muted: #64748b;--accent: #7c3aed;--surface-2: rgba(0, 0, 0, .03);--text-primary: #1e293b;--text-secondary: #475569;--text-muted: #94a3b8;--surface-color: rgba(0, 0, 0, .04);--surface-hover: rgba(0, 0, 0, .06);--border-color: rgba(0, 0, 0, .1);--card-bg: #ffffff;--card-bg-gradient: linear-gradient(180deg, #ffffff 70%, #f8fafc 100%);--shell-bg: linear-gradient(135deg, #e2e8f0 30%, #cbd5e1 100%);--app-bg: #f8fafc;--nav-bg: rgba(255, 255, 255, .9);--shadow-color: rgba(0, 0, 0, .1)}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial;background:var(--bg);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:var(--text-base);transition:background .3s ease,color .3s ease}.mobile-shell-bg{position:fixed;inset:0;width:100vw;height:100vh;background:var(--shell-bg);display:flex;align-items:center;justify-content:center;z-index:0;transition:background .3s ease}.mobile-shell-container{flex:1;display:flex;align-items:center;justify-content:center}.mobile-app{position:relative;min-height:100vh;max-width:430px;width:100vw;background:var(--app-bg);border-radius:28px;margin:24px auto;box-shadow:0 12px 72px 12px var(--shadow-color),0 0 0 2px #0000001a;overflow:hidden;display:flex;flex-direction:column;padding-top:0;padding-bottom:0;z-index:2;transition:background .3s ease}.card{background:var(--card-bg-gradient);border-radius:24px;padding:24px 20px;box-shadow:0 2px 18px 1px var(--shadow-color);border:1px solid var(--border-color);margin-bottom:18px;position:relative;transition:box-shadow .22s,transform .16s;will-change:transform;max-width:100vw}.card:active{box-shadow:0 4px 32px 2px #6f53d044;transform:scale(.98)}.bottom-nav{position:absolute;left:0;right:0;bottom:0;width:100%;min-height:72px;z-index:20;display:flex;align-items:center;justify-content:center;pointer-events:auto}.bottom-nav-inner{width:98%;margin:0 auto;min-height:64px;background:#191a28d4;-webkit-backdrop-filter:blur(18px) saturate(120%);backdrop-filter:blur(18px) saturate(120%);border-radius:32px;display:flex;gap:12px;justify-content:space-between;align-items:center;box-shadow:0 12px 38px 2px #0008,0 1px 2px #0001;padding:0 12px;border:1px solid #2f375a}.nav-item{color:var(--muted);text-decoration:none;display:flex;align-items:center;flex-direction:column;gap:4px;padding:8px 0 9px;font-size:13px;min-width:64px;flex:1 1 0;border-radius:18px;transition:background .12s,color .12s,box-shadow .12s;cursor:pointer}.nav-item .icon{width:28px;height:28px;display:block;margin:0 auto 3px}.nav-item .label{font-size:15px;font-weight:500;letter-spacing:.02em}.nav-item.active{background:linear-gradient(90deg,var(--accent),#4c1d95 80%);color:#fff;box-shadow:0 2px 12px #7c3aed44;filter:drop-shadow(0px 2px 4px #12032211)}.nav-item:active{transform:scale(.96);background:#191a280c;color:var(--accent)}.nav-item .icon{width:20px;height:20px;display:inline-block}.nav-item .label{font-size:13px}.nav-item.active{background:linear-gradient(90deg,var(--accent),#4c1d95);color:#fff}h1{font-size:20px;margin:0 0 8px}h2{font-size:18px;margin:0 0 8px}p{line-height:1.4;color:var(--muted)}.mt-2{margin-top:8px}.mt-3{margin-top:12px}.mb-2{margin-bottom:8px}.mobile-content{padding-bottom:96px}:root{--bg: #0f1720;--surface: #0b1220;--muted: #94a3b8;--primary: #7c5cff;--accent: #06b6d4;--card-radius: 14px;--shadow: 0 8px 24px rgba(2, 6, 23, .6);--safe-top: env(safe-area-inset-top);--safe-bottom: env(safe-area-inset-bottom)}html,body,#root{height:100%}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial;background:linear-gradient(180deg,var(--bg) 0%,#071024 100%);color:#e6eef8;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.mobile-app{height:100dvh;max-height:100dvh;display:flex;flex-direction:column;padding-top:calc(var(--safe-top) + 12px);padding-bottom:calc(var(--safe-bottom) + 72px);overflow:hidden}.mobile-content{flex:1 1 auto;width:100%;max-width:540px;margin:0 auto;padding:16px;overflow-y:auto;-webkit-overflow-scrolling:touch}.card{background:linear-gradient(180deg,#ffffff05,#ffffff03);border-radius:var(--card-radius);padding:12px;box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.03)}.deck-list{display:grid;gap:12px}.deck-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.deck-title{font-weight:700;font-size:16px}.deck-sub{color:var(--muted);font-size:13px}.bottom-nav{position:fixed;left:0;right:0;bottom:0;display:flex;align-items:center;justify-content:center;padding:10px calc(env(safe-area-inset-left) + 12px) calc(env(safe-area-inset-bottom) + 10px) calc(env(safe-area-inset-right) + 12px);background:linear-gradient(180deg,#05080f99,#020617f2);border-top:1px solid rgba(255,255,255,.03)}.bottom-nav-inner{width:100%;max-width:540px;display:flex;gap:8px}.nav-item{flex:1;display:flex;align-items:center;justify-content:center;padding:10px;background:#ffffff05;border-radius:12px;color:var(--muted);font-size:12px}.nav-item.active{background:linear-gradient(90deg,var(--primary),#5b8bff);color:#fff;box-shadow:0 6px 18px #7c5cff38}.nav-item:active{transform:translateY(1px) scale(.995)}@media(min-width:700px){.mobile-content{padding:24px}}