:root{--bg-deep: #060b18;--bg-surface: #0c1322;--bg-elevated: #111c30;--bg-panel: #0f1a2e;--border: #1a2742;--border-glow: #243a5c;--accent: #c9a54e;--accent-dim: #9a7d3a;--accent-glow: rgba(201, 165, 78, .15);--text: #cdd6e4;--text-bright: #eaf0f9;--text-muted: #4e6080;--hit: #dc3545;--hit-glow: rgba(220, 53, 69, .25);--miss: #3a4558;--sunk: #ff2d2d;--success: #2dd4a8;--success-glow: rgba(45, 212, 168, .15);--warning: #f0a030;--font-display: "Chakra Petch", sans-serif;--font-body: "Outfit", sans-serif;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,*:before,*:after{box-sizing:border-box}html{color-scheme:dark}body{margin:0;font-family:var(--font-body);font-weight:400;line-height:1.5;color:var(--text);background-color:var(--bg-deep);min-height:100vh;background-image:radial-gradient(circle at 1px 1px,rgba(201,165,78,.04) 1px,transparent 0);background-size:32px 32px}#root{min-height:100vh;display:flex;flex-direction:column;align-items:center}h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;letter-spacing:.04em;line-height:1.2;margin:0;color:var(--text-bright)}h1{font-size:2rem;text-transform:uppercase;letter-spacing:.12em}h2{font-size:1.1rem;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted)}h3{font-size:1rem;font-weight:500}p{margin:0}a{color:var(--accent);text-decoration:none;transition:color .2s}a:hover{color:var(--accent-dim)}button{font-family:var(--font-display);font-weight:500;font-size:.85rem;letter-spacing:.06em;text-transform:uppercase;padding:.6em 1.4em;border:1px solid var(--border-glow);border-radius:var(--radius-sm);background:linear-gradient(180deg,rgba(255,255,255,.04) 0%,transparent 100%),var(--bg-elevated);color:var(--text);cursor:pointer;transition:all .2s ease;position:relative;overflow:hidden}button:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(201,165,78,.08) 0%,transparent 50%);opacity:0;transition:opacity .2s}button:hover{border-color:var(--accent-dim);color:var(--text-bright);box-shadow:0 0 20px var(--accent-glow)}button:hover:before{opacity:1}button:active{transform:translateY(1px)}button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}button:disabled{opacity:.35;cursor:not-allowed;border-color:var(--border);box-shadow:none}button:disabled:before{display:none}button.btn-primary{background:linear-gradient(180deg,var(--accent) 0%,#a88a3a 100%);color:#0a0e18;border-color:var(--accent);font-weight:600}button.btn-primary:hover{box-shadow:0 0 30px #c9a54e59;color:#060810}button.btn-primary:disabled{background:var(--bg-elevated);color:var(--text-muted);border-color:var(--border)}button.btn-danger{border-color:#dc354566;color:#f08090}button.btn-danger:hover{border-color:var(--hit);box-shadow:0 0 20px var(--hit-glow)}button.btn-ghost{background:transparent;border-color:transparent;color:var(--text-muted)}button.btn-ghost:hover{color:var(--text);border-color:var(--border);box-shadow:none}input[type=text],input:not([type]){font-family:var(--font-display);font-size:1rem;font-weight:500;letter-spacing:.1em;text-transform:uppercase;padding:.6em 1em;border:1px solid var(--border-glow);border-radius:var(--radius-sm);background:var(--bg-surface);color:var(--text-bright);outline:none;transition:border-color .2s,box-shadow .2s;text-align:center}input:focus{border-color:var(--accent-dim);box-shadow:0 0 16px var(--accent-glow)}input::placeholder{color:var(--text-muted);text-transform:none;letter-spacing:.02em;font-weight:400}.panel{background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius-md);padding:1.5rem}.panel-glow{box-shadow:0 0 40px #060b1899,inset 0 1px #ffffff08}.divider{width:100%;height:1px;background:linear-gradient(90deg,transparent 0%,var(--border-glow) 50%,transparent 100%);border:none;margin:1.5rem 0}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-surface);border-radius:3px}::-webkit-scrollbar-thumb{background:var(--border-glow);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--accent-dim)}::selection{background:#c9a54e4d;color:var(--text-bright)}.page{width:100%;max-width:1200px;margin:0 auto;padding:2rem 2rem 3rem;display:flex;flex-direction:column;align-items:center;animation:page-enter .5s ease-out}@keyframes page-enter{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.page-header{text-align:center;margin-bottom:2rem}.page-header h1{position:relative;display:inline-block}.page-header h1:after{content:"";display:block;width:90%;height:2px;margin:.5rem auto 0;background:linear-gradient(90deg,transparent,var(--accent),transparent)}.page-subtitle{font-family:var(--font-display);font-size:.8rem;font-weight:500;letter-spacing:.25em;text-transform:uppercase;color:var(--accent-dim);margin-top:.4rem}.lobby-container{display:flex;flex-direction:column;align-items:center;gap:1.5rem;width:100%;max-width:420px;margin-top:10vh}.lobby-actions{display:flex;flex-direction:column;gap:1rem;width:100%}.lobby-section{display:flex;flex-direction:column;align-items:center;gap:.75rem}.lobby-section button{width:40%}.lobby-code{font-family:var(--font-display);font-size:2rem;font-weight:700;letter-spacing:.2em;color:var(--accent);text-shadow:0 0 30px var(--accent-glow)}.lobby-waiting{font-size:.9rem;color:var(--text-muted);animation:pulse-text 2s ease-in-out infinite}@keyframes pulse-text{0%,to{opacity:.6}50%{opacity:1}}.setup-layout{display:flex;gap:2rem;align-items:stretch;width:100%;justify-content:center}.setup-sidebar{display:flex;flex-direction:column;gap:.5rem;min-width:220px;height:100%}.setup-sidebar .panel{flex:1;display:flex;flex-direction:column}.setup-board-area{display:flex;flex-direction:column;align-items:center;gap:1rem}.ship-card{display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:.5rem .75rem;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-surface);transition:border-color .2s,background .2s}.ship-card:hover{border-color:var(--border-glow)}.ship-card.selected{border-color:var(--accent);background:#c9a54e0f}.ship-card.placed{opacity:.45}.ship-info{display:flex;flex-direction:column;gap:.1rem}.ship-name{font-family:var(--font-display);font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text-bright)}.ship-meta{font-size:.75rem;color:var(--text-muted)}.ship-dots{display:flex;gap:3px}.ship-dot{width:8px;height:8px;border-radius:2px;background:var(--accent-dim);opacity:.6}.ship-card.placed .ship-dot{background:var(--text-muted);opacity:.3}.ship-card.selected .ship-dot{background:var(--accent);opacity:1}.setup-hint{font-size:.8rem;color:var(--text-muted);text-align:center;font-style:italic}.setup-actions{display:flex;gap:.5rem}.game-layout{display:flex;gap:2rem;align-items:flex-start;justify-content:center;width:100%}.board-section{display:flex;flex-direction:column;align-items:center;gap:.75rem}.board-label{font-family:var(--font-display);font-size:.8rem;font-weight:500;letter-spacing:.1em;text-transform:uppercase;color:var(--text-muted);padding-bottom:.25rem;border-bottom:1px solid var(--border);width:100%;text-align:center}.turn-indicator{font-family:var(--font-display);font-size:.9rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;padding:.5rem 1.5rem;border-radius:var(--radius-sm);margin-bottom:1rem}.turn-indicator.your-turn{color:var(--accent);border:1px solid var(--accent-dim);background:var(--accent-glow);animation:turn-pulse 1.5s ease-in-out infinite}.turn-indicator.waiting{color:var(--text-muted);border:1px solid var(--border);background:var(--bg-surface)}@keyframes turn-pulse{0%,to{box-shadow:0 0 10px var(--accent-glow)}50%{box-shadow:0 0 25px #c9a54e40}}.history-panel{min-width:260px;max-width:280px}.history-scroll{height:420px;overflow-y:auto;padding:.5rem;display:flex;flex-direction:column;gap:.2rem}.history-entry{font-size:.8rem;padding:.3rem .5rem;border-radius:var(--radius-sm);line-height:1.4}.history-entry.miss{color:var(--text-muted)}.history-entry.hit{color:var(--warning)}.history-entry.sunk{color:var(--sunk);font-weight:500}.history-empty{color:var(--text-muted);font-size:.8rem;font-style:italic;text-align:center;padding:2rem 0}.history-divider{width:100%;height:1px;background:var(--border);margin:.2rem 0}.gameover-container{display:flex;flex-direction:column;align-items:center;gap:1.5rem;margin-top:15vh;text-align:center}.gameover-result{font-family:var(--font-display);font-size:3.5rem;font-weight:700;letter-spacing:.15em;text-transform:uppercase;line-height:1}.gameover-result.victory{color:var(--accent);text-shadow:0 0 60px rgba(201,165,78,.4)}.gameover-result.defeat{color:var(--hit);text-shadow:0 0 60px var(--hit-glow)}.gameover-sub{font-size:.95rem;color:var(--text-muted)}.gameover-actions{display:flex;gap:.75rem;margin-top:.5rem}.popup-overlay{position:fixed;inset:0;background:#060b18b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:overlay-enter .2s ease-out}@keyframes overlay-enter{0%{opacity:0}to{opacity:1}}.popup-modal{background:var(--bg-elevated);border:1px solid var(--border-glow);border-radius:var(--radius-lg);padding:2rem 3rem;text-align:center;min-width:280px;box-shadow:0 20px 60px #00000080;animation:modal-enter .25s ease-out}@keyframes modal-enter{0%{opacity:0;transform:scale(.95) translateY(8px)}to{opacity:1;transform:scale(1) translateY(0)}}.popup-text{font-size:.9rem;color:var(--text-muted);margin-bottom:.5rem}.popup-highlight{font-family:var(--font-display);font-size:1.3rem;font-weight:600;letter-spacing:.04em;margin:.5rem 0}.connecting-spinner{width:36px;height:36px;margin:0 auto 1rem;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.game-board{display:grid;grid-template-columns:repeat(10,40px);grid-template-rows:repeat(10,40px);border:2px solid #0d3050;border-radius:4px;position:relative;overflow:hidden;box-shadow:0 0 40px #0a1e3c80,inset 0 0 30px #00000026;background:radial-gradient(ellipse at 20% 50%,rgba(0,160,200,.25) 0%,transparent 50%),radial-gradient(ellipse at 80% 30%,rgba(0,130,180,.25) 0%,transparent 50%),radial-gradient(ellipse at 50% 80%,rgba(0,180,220,.2) 0%,transparent 40%),radial-gradient(ellipse at 60% 20%,rgba(80,180,235,.15) 0%,transparent 35%),linear-gradient(180deg,#103858,#0a2a44);background-size:200% 200%,200% 200%,200% 200%,200% 200%,100% 100%;animation:water-wave 8s ease-in-out infinite}@keyframes water-wave{0%{background-position:0% 0%,100% 100%,50% 50%,30% 70%,0% 0%}33%{background-position:100% 50%,0% 30%,100% 0%,70% 30%,0% 0%}66%{background-position:50% 100%,70% 0%,0% 100%,0% 50%,0% 0%}to{background-position:0% 0%,100% 100%,50% 50%,30% 70%,0% 0%}}.game-board-cell{width:40px;height:40px;box-sizing:border-box;border:1px solid rgba(0,40,70,.4);cursor:default;transition:background-color .15s ease;position:relative;z-index:1}.game-board-cell.clickable{cursor:pointer}.ship-overlay{position:absolute;pointer-events:none;z-index:0;object-fit:fill}