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var(--color-shadow)}.logo-icon{width:80px;height:80px;background:var(--color-title-gradient);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:2.5rem;box-shadow:0 8px 20px #398df54d;margin:0 auto var(--spacing-lg)}.logo-text{background:var(--color-title-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-size:2.5rem;font-weight:800;margin:0 0 var(--spacing-xl) 0}.loading-spinner{width:40px;height:40px;border:4px solid rgba(57,141,245,.1);border-top:4px solid var(--color-title);border-radius:50%;animation:spin 1s linear infinite;margin:0 auto var(--spacing-lg)}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.error-screen{background:var(--color-danger);color:#fff}.error-screen button{background:#fff;color:var(--color-danger);border:none;padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--radius-md);font-weight:600;cursor:pointer;margin-top:var(--spacing-lg);transition:all .3s ease}.error-screen button:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0003}:root,:root[data-theme=palette1]{--color-primary: linear-gradient(135deg, #F1D87A, #E6CC5A);--color-secondary: linear-gradient(135deg, #deb317, #B8961A);--color-title: #398df5;--color-title-gradient: linear-gradient(135deg, #398df5, #2563eb);--color-background: linear-gradient(135deg, #FDF4D3, #F1D87A);--color-surface: rgba(255, 255, 255, .8);--color-shadow: rgba(0, 0, 0, .08);--color-text-primary: #1e293b;--color-text-secondary: #64748b}:root[data-theme=palette2]{--color-primary: linear-gradient(135deg, #67e8f9, #06b6d4);--color-secondary: linear-gradient(135deg, #0891b2, #0e7490);--color-title: #f59e0b;--color-title-gradient: linear-gradient(135deg, #f59e0b, #d97706);--color-background: linear-gradient(135deg, #ecfeff, #cffafe);--color-surface: rgba(255, 255, 255, .8);--color-shadow: rgba(6, 182, 212, .1);--color-text-primary: #0f172a;--color-text-secondary: #475569}:root[data-theme=palette3]{--color-primary: linear-gradient(135deg, #fbbf24, #f59e0b);--color-secondary: linear-gradient(135deg, #ea580c, #dc2626);--color-title: #7c3aed;--color-title-gradient: linear-gradient(135deg, #7c3aed, #5b21b6);--color-background: linear-gradient(135deg, #fef3c7, #fed7aa);--color-surface: rgba(255, 255, 255, .85);--color-shadow: rgba(251, 191, 36, .1);--color-text-primary: #1f2937;--color-text-secondary: #6b7280}:root[data-theme=palette4]{--color-primary: linear-gradient(135deg, #84cc16, #65a30d);--color-secondary: linear-gradient(135deg, #059669, #047857);--color-title: #2563eb;--color-title-gradient: linear-gradient(135deg, #2563eb, #1d4ed8);--color-background: linear-gradient(135deg, #f0fdf4, #dcfce7);--color-surface: rgba(255, 255, 255, .8);--color-shadow: rgba(132, 204, 22, .1);--color-text-primary: #14532d;--color-text-secondary: #4b5563}:root[data-theme=palette5]{--color-primary: linear-gradient(135deg, #a78bfa, #8b5cf6);--color-secondary: linear-gradient(135deg, #6366f1, #4f46e5);--color-title: #f59e0b;--color-title-gradient: linear-gradient(135deg, #f59e0b, #d97706);--color-background: linear-gradient(135deg, #faf5ff, #f3e8ff);--color-surface: rgba(255, 255, 255, .8);--color-shadow: rgba(167, 139, 250, .1);--color-text-primary: #581c87;--color-text-secondary: #6b7280}:root{--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-xs: 4px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--cell-size: clamp(20px, 4.5vw, 32px);--grid-gap: 0;--grid-border-width: clamp(1px, .2vw, 2px)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--color-background);min-height:100vh;display:flex;justify-content:center;align-items:flex-start;padding:var(--spacing-lg);color:var(--color-text-primary);line-height:1.6}h1{background:var(--color-title-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-size:3rem;font-weight:800;text-align:center;margin-bottom:var(--spacing-md)}h2{color:var(--color-text-primary);font-size:1.5rem;font-weight:700;margin-bottom:var(--spacing-md)}p{color:var(--color-text-secondary);font-weight:500}#app{width:100%;max-width:900px;display:flex;flex-direction:column;align-items:center;gap:var(--spacing-lg)}.home{background:var(--color-surface);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:var(--radius-xl);padding:var(--spacing-2xl);box-shadow:0 20px 40px var(--color-shadow);width:100%}.game-menu{background:var(--color-surface);border-radius:var(--radius-lg);padding:var(--spacing-xl);width:100%;max-width:600px;margin:0 auto;box-shadow:0 8px 25px var(--color-shadow);transition:transform .3s ease,box-shadow .3s ease}.game-menu:hover{transform:translateY(-2px);box-shadow:0 12px 35px #0000001f}button,.nav a{background:var(--color-secondary);color:#fff;border:none;padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--radius-md);font-weight:600;font-size:.9rem;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);transition:all .3s ease;box-shadow:0 4px 12px var(--color-shadow);white-space:nowrap}button:hover,.nav a:hover{background:var(--color-primary);transform:translateY(-2px);box-shadow:0 6px 20px var(--color-shadow)}button:active,.nav a:active{transform:translateY(0);box-shadow:0 2px 8px var(--color-shadow)}.validation{display:flex;justify-content:center;align-items:center;gap:var(--spacing-md);margin-top:var(--spacing-xl);flex-wrap:nowrap;padding:var(--spacing-md);background:#ffffff4d;border-radius:var(--radius-lg)}.validation .score{font-weight:700;color:var(--color-text-primary);background:#fffc;padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--radius-md);box-shadow:0 2px 8px var(--color-shadow);min-width:120px;text-align:center;flex-shrink:0}.validation button{background:linear-gradient(135deg,#f6ba79,#f29c3f);box-shadow:0 4px 12px #f29c3f33;min-width:100px;flex-shrink:0}.validation button:hover{background:linear-gradient(135deg,#f9c68a,#f6ba79);box-shadow:0 6px 20px #f29c3f4d}.game{background:var(--color-surface);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:var(--radius-xl);padding:var(--spacing-xl);box-shadow:0 20px 40px var(--color-shadow);width:100%;max-width:800px}.rack{display:flex;gap:var(--spacing-sm);justify-content:center;padding:var(--spacing-lg);background:#fff6;border-radius:var(--radius-lg);box-shadow:0 4px 12px #00000008;margin:var(--spacing-lg) auto 0;max-width:100%;flex-wrap:wrap}.tile{width:35px;height:35px;background:var(--color-primary);border-radius:var(--radius-sm);display:flex;justify-content:center;align-items:center;font-weight:700;font-size:.9rem;cursor:grab;-webkit-user-select:none;user-select:none;position:relative;transition:all .3s ease;box-shadow:0 2px 8px #00000014;flex-shrink:0}.tile:hover{transform:translateY(-2px) scale(1.05);box-shadow:0 4px 15px #00000026}.tile:active{cursor:grabbing;transform:rotate(5deg) scale(1.1)}.tile .points{position:absolute;bottom:1px;right:2px;font-size:.6rem;font-weight:600;color:var(--color-text-secondary);background:#ffffffe6;border-radius:50%;width:12px;height:12px;display:flex;align-items:center;justify-content:center}svg{width:20px;height:20px;filter:drop-shadow(0 1px 2px rgba(0,0,0,.1))}ul{list-style-type:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.75rem}li{background:#fff9;padding:1rem 1.25rem;border-radius:12px;transition:all .3s ease;cursor:pointer;position:relative;overflow:hidden;box-shadow:0 2px 8px #0000000d}li:hover{background:#fffc;transform:translate(8px) translateY(-2px);box-shadow:0 8px 25px #0000001a}li:active{transform:translate(4px) translateY(0);box-shadow:0 4px 15px #00000014}li:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);transition:left .5s ease}li:hover:before{left:100%}li a{color:inherit;text-decoration:none;font-weight:500;display:block;width:100%;height:100%}li a:hover,li a:focus{color:inherit;text-decoration:none}.section-container{background:#fff6;border-radius:var(--radius-lg);padding:var(--spacing-xl);margin-bottom:var(--spacing-lg);box-shadow:0 4px 12px #00000008}.section-title{color:var(--color-text-primary);font-size:1.25rem;font-weight:700;margin-bottom:var(--spacing-lg);padding-bottom:var(--spacing-sm)}.empty-state{text-align:center;color:var(--color-text-secondary);font-style:italic;padding:var(--spacing-xl)}.nav{display:flex;gap:var(--spacing-md);justify-content:center;margin-bottom:var(--spacing-xl);flex-wrap:wrap}.grid-menu{display:flex;justify-content:center;gap:var(--spacing-sm)}@media (max-width: 768px){:root{--cell-size: clamp(18px, 5.5vw, 28px);--grid-gap: 0;--grid-border-width: 1px}body{padding:var(--spacing-sm)}#app{max-width:100%}h1{font-size:2rem}.game-menu{padding:var(--spacing-lg)}.game{padding:var(--spacing-md)}.scrabble-grid-container{width:100%;max-width:100%}.rack{padding:var(--spacing-md);gap:var(--spacing-xs);margin:var(--spacing-md) auto 0}.tile{width:clamp(25px,8vw,35px);height:clamp(25px,8vw,35px);font-size:clamp(.7rem,2.5vw,.9rem)}.tile .points{width:clamp(8px,2.5vw,12px);height:clamp(8px,2.5vw,12px);font-size:clamp(.4rem,1.5vw,.6rem)}.validation{gap:var(--spacing-sm);padding:var(--spacing-sm);flex-wrap:nowrap}.validation .score{min-width:100px;padding:var(--spacing-sm) var(--spacing-md);font-size:.9rem}.validation button{min-width:80px;padding:var(--spacing-sm) var(--spacing-md);font-size:.8rem}}@media (max-width: 480px){:root{--cell-size: calc(100vw / 15);--grid-gap: 0;--grid-border-width: 0px}body{padding:0;height:100vh;overflow:hidden}#app{height:100vh;padding:0;margin:0;justify-content:flex-start}.game{border-radius:0;padding:0;margin:0;width:100vw;max-width:100vw;height:100vh;display:flex;flex-direction:column;background:var(--color-surface)}.grid-menu{padding:var(--spacing-xs);background:#ffffffe6;gap:var(--spacing-xs);justify-content:center}.grid-menu button{padding:var(--spacing-xs) var(--spacing-sm);font-size:.8rem;min-width:auto}.scrabble-grid-container{width:100vw;max-width:100vw;padding:0;margin:0;border-radius:0;background:transparent;box-shadow:none;flex:1;display:flex;align-items:center;justify-content:center}.rack{margin:0;padding:var(--spacing-xs);background:#ffffffe6;border-radius:0;gap:var(--spacing-xs);box-shadow:none;border-top:1px solid rgba(0,0,0,.1)}.tile{width:clamp(35px,11vw,42px);height:clamp(35px,11vw,42px);font-size:clamp(.8rem,2.5vw,1rem)}.tile .points{width:clamp(10px,2.5vw,14px);height:clamp(10px,2.5vw,14px);font-size:clamp(.5rem,1.2vw,.7rem)}.validation{flex-direction:row;flex-wrap:nowrap;gap:var(--spacing-xs);padding:var(--spacing-xs);margin:0;justify-content:space-between;background:#ffffffe6;border-radius:0;border-top:1px solid rgba(0,0,0,.1)}.validation .score{min-width:70px;padding:var(--spacing-xs);font-size:.7rem;line-height:1.2;flex-shrink:0;background:#ffffffe6}.validation button{min-width:60px;padding:var(--spacing-xs);font-size:.7rem;flex:1;max-width:80px}.nav{flex-direction:row;justify-content:center;padding:var(--spacing-xs);gap:var(--spacing-xs)}.nav button,.nav a{width:auto;max-width:none;flex:1}}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.home,.game{animation:fadeIn .6s ease-out}@keyframes letterPlace{0%{transform:scale(0) rotate(180deg);opacity:0}50%{transform:scale(1.2) rotate(0)}to{transform:scale(1) rotate(0);opacity:1}}button:focus,.nav a:focus{outline:2px solid var(--color-title);outline-offset:2px}.text-center{text-align:center}.mt-auto{margin-top:auto}.mb-auto{margin-bottom:auto}.mx-auto{margin-left:auto;margin-right:auto}.hidden-mobile{display:block}.hidden-desktop{display:none}@media (max-width: 768px){.hidden-mobile{display:none}.hidden-desktop{display:block}}