:root{--wood: #241610;--wood-dark: #170e09;--felt: #0f6b46;--felt-dark: #094a30;--felt-line: rgba(255, 255, 255, .08);--panel-bg: #16211c;--panel-bg-raised: #1c2b23;--panel-border: #35473d;--text: #e9ecea;--text-dim: #a9b6ae;--gold: #e0b84c;--gold-dim: rgba(224, 184, 76, .35);--red: #e0554c;--card-bg: #fbf8f0;--card-text: #1a1a1a;--shadow: 0 10px 24px rgba(0, 0, 0, .45);--sans: "Yu Gothic", "Hiragino Sans", system-ui, "Segoe UI", Roboto, sans-serif;color-scheme:dark;color:var(--text);background:var(--wood);font:16px/1.5 var(--sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}body{margin:0;min-height:100svh;background:radial-gradient(ellipse 80% 60% at 50% 0%,rgba(255,255,255,.05),transparent),linear-gradient(180deg,var(--wood) 0%,var(--wood-dark) 100%)}p{margin:0}.app-shell{max-width:1040px;margin:0 auto;padding:20px 16px 48px}.app-header{text-align:center;padding:8px 0 20px}.app-header h1{margin:0;font-size:34px;letter-spacing:6px;font-weight:700;color:var(--gold);text-shadow:0 2px 8px rgba(0,0,0,.5)}.app-header .hint{display:block;margin-top:6px;color:var(--text-dim)}.board{text-align:left;padding:18px;font-size:15px;border-radius:18px;background:radial-gradient(ellipse 120% 90% at 50% 0%,rgba(255,255,255,.06),transparent 60%),linear-gradient(180deg,var(--felt) 0%,var(--felt-dark) 100%);border:10px solid var(--wood);box-shadow:var(--shadow),inset 0 0 40px #00000059}@media(max-width:640px){.board{padding:12px;border-width:6px;border-radius:12px}}.status-bar{display:flex;flex-wrap:wrap;gap:8px 14px;align-items:center;padding:10px 14px;margin-bottom:14px;border-radius:10px;background:#00000047;border:1px solid var(--felt-line);font-size:13px}.status-bar span{white-space:nowrap}.status-ai-badge{color:var(--gold);animation:pulse-fade 1.4s ease-in-out infinite}.status-bar button{margin-left:auto;background:transparent;color:var(--text);border:1px solid var(--panel-border);border-radius:6px;padding:6px 12px;cursor:pointer;font-size:13px;transition:border-color .2s,background .2s}.status-bar button:hover{border-color:var(--gold);background:#e0b84c1a}.result-banner{padding:16px;margin-bottom:14px;text-align:center;border-radius:10px;background:linear-gradient(120deg,#e0b84c38,#e0b84c0f,#e0b84c38);background-size:200% 100%;border:1px solid var(--gold-dim);animation:banner-shimmer 3s linear infinite,banner-pop .4s ease-out;font-size:18px}.result-banner strong{color:var(--gold)}.trick-area{padding:14px 10px;margin-bottom:14px;border-radius:999px/24px;background:#0000002e;box-shadow:inset 0 0 24px #00000059;min-height:96px}.trick-area h3{margin:0 0 8px 4px;font-size:12px;font-weight:600;color:var(--text-dim);text-transform:uppercase;letter-spacing:1px}.trick-area .card-row{justify-content:center;min-height:74px}.trick-play{display:flex;flex-direction:column;align-items:center;gap:4px}.trick-play-label{font-size:11px;color:var(--text-dim)}.trick-play-enter{animation:card-drop .28s cubic-bezier(.2,.8,.3,1.1)}.players-area{display:flex;flex-direction:column;gap:8px}.player-row{padding:10px 12px;border-radius:10px;border:1px solid var(--felt-line);background:#00000029;transition:border-color .25s,background .25s,box-shadow .25s}.player-active{border-color:var(--gold);background:#e0b84c14;box-shadow:0 0 0 1px var(--gold-dim);animation:active-glow 1.6s ease-in-out infinite}.player-label{font-weight:600;margin-bottom:6px;font-size:14px}.card-row{display:flex;flex-wrap:wrap;gap:6px;margin:6px 0}.card{position:relative;width:46px;height:66px;flex-shrink:0;display:flex;align-items:center;justify-content:center;border:none;border-radius:6px;background:var(--card-bg);color:var(--card-text);cursor:pointer;font-family:var(--sans);font-weight:700;box-shadow:0 2px 4px #00000059;transition:transform .15s ease,box-shadow .15s ease}.card:not(:disabled):hover{transform:translateY(-4px);box-shadow:0 6px 10px #00000073}.card:disabled{cursor:default}.card-disabled{opacity:.4;box-shadow:0 1px 2px #0000004d}.card-selected{outline:2px solid var(--gold);outline-offset:1px;transform:translateY(-4px)}.card-corner{position:absolute;display:flex;flex-direction:column;align-items:center;line-height:1;font-size:10px}.card-corner-top{top:4px;left:4px}.card-corner-bottom{bottom:4px;right:4px;transform:rotate(180deg)}.card-corner-suit{font-size:10px}.card-suit-center{font-size:20px}.card-back{background:repeating-linear-gradient(45deg,var(--felt-dark),var(--felt-dark) 4px,#0c3d28 4px,#0c3d28 8px);border:2px solid var(--gold-dim);cursor:default;box-shadow:0 2px 4px #00000059}@media(max-width:640px){.card{width:36px;height:52px;border-radius:5px}.card-suit-center{font-size:15px}.card-corner-rank,.card-corner-suit{font-size:8px}}.decision-panel{margin:16px 0;padding:14px;border-radius:10px;background:var(--panel-bg-raised);border:1px solid var(--gold-dim);animation:panel-in .25s ease-out}.decision-panel h3{margin:0 0 8px;color:var(--gold);font-size:15px}.hint{color:var(--text-dim);font-size:13px}.ai-thinking-panel{display:flex;align-items:center;border-color:var(--panel-border)}.ai-thinking-panel h3{color:var(--text)}.thinking-dots{display:inline-flex;gap:3px;margin-left:6px;vertical-align:middle}.thinking-dots span{width:5px;height:5px;border-radius:50%;background:var(--gold);animation:thinking-bounce 1s ease-in-out infinite}.thinking-dots span:nth-child(2){animation-delay:.15s}.thinking-dots span:nth-child(3){animation-delay:.3s}.bid-table{border-collapse:collapse;margin-bottom:8px}.bid-table td{padding:2px 6px}.bid-table button{background:var(--panel-bg);color:var(--text);border:1px solid var(--panel-border);border-radius:4px;padding:3px 10px;cursor:pointer;transition:border-color .15s,background .15s}.bid-table button:not(:disabled):hover{border-color:var(--gold);background:#e0b84c1f}.bid-table button:disabled{opacity:.3;cursor:default}.pass-button,.decision-panel>button{margin-top:8px;background:var(--gold);color:#241610;border:none;border-radius:6px;padding:8px 18px;font-weight:700;cursor:pointer;transition:filter .15s}.pass-button:hover,.decision-panel>button:hover{filter:brightness(1.1)}.pass-button:disabled,.decision-panel>button:disabled{background:var(--panel-border);color:var(--text-dim);cursor:default;filter:none}.bid-log{margin-top:16px;font-size:13px}.bid-log h3{font-size:12px;font-weight:600;color:var(--text-dim);text-transform:uppercase;letter-spacing:1px;margin:0 0 6px 4px}.bid-log ol{max-height:160px;overflow-y:auto;padding-left:20px;margin:0}@keyframes card-drop{0%{opacity:0;transform:translateY(-14px) scale(.9)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes active-glow{0%,to{box-shadow:0 0 0 1px var(--gold-dim)}50%{box-shadow:0 0 0 3px var(--gold-dim)}}@keyframes pulse-fade{0%,to{opacity:1}50%{opacity:.45}}@keyframes thinking-bounce{0%,60%,to{transform:translateY(0);opacity:.6}30%{transform:translateY(-4px);opacity:1}}@keyframes panel-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@keyframes banner-shimmer{0%{background-position:0% 0%}to{background-position:200% 0%}}@keyframes banner-pop{0%{opacity:0;transform:scale(.96)}to{opacity:1;transform:scale(1)}}@media(prefers-reduced-motion:reduce){*{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}}