:root{--bg: #f4f6f8;--surface: #ffffff;--surface-alt: #eef3f7;--text: #163041;--muted: #66808f;--border: #d7e0e8;--accent: #0f7b72;--accent-dark: #0b5d56;--danger: #bb3e3e;--warning: #d98324;--success: #247a45;--shadow: 0 16px 40px rgba(22, 48, 65, .08);font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;color:var(--text);background:linear-gradient(180deg,#f4f6f8,#ebf1f5)}:root[data-theme=dark]{--bg: #111923;--surface: #182431;--surface-alt: #223244;--text: #e8f0f6;--muted: #98afc0;--border: #324657;--accent: #21a68d;--accent-dark: #16816e;--danger: #d35d5d;--warning: #f2a13d;--success: #4fc47e;--shadow: 0 18px 40px rgba(0, 0, 0, .28)}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}.app-shell{display:grid;grid-template-columns:260px 1fr;min-height:100vh}.sidebar{background:linear-gradient(180deg,#163041,#0f2230);color:#fff;padding:24px 18px}:root[data-theme=dark] .sidebar{background:linear-gradient(180deg,#101923,#0a1118)}.sidebar h2{margin:0 0 8px;font-size:1.35rem}.sidebar p{margin:0 0 24px;color:#ffffffb8;font-size:.9rem}.sidebar-brand{display:flex;align-items:center;gap:12px;margin-bottom:24px}.sidebar-brand-logo{width:38px;height:38px;flex-shrink:0;border-radius:10px;background:#ffffff29;padding:4px}.sidebar-brand h2{margin:0 0 4px}.sidebar-brand p{margin:0}.sidebar nav{display:flex;flex-direction:column;gap:18px}.sidebar-group{display:grid;gap:8px}.sidebar-group-toggle{display:flex;align-items:center;justify-content:space-between;width:100%;padding:0 10px;border:none;background:transparent;color:inherit;text-align:left}.sidebar-group-title{font-size:.74rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#ffffff7a}.sidebar-group-arrow{color:#ffffff94;transition:transform .2s ease}.sidebar-group-arrow.open{transform:rotate(180deg)}.sidebar-group-links{display:grid;gap:8px}.sidebar-link{padding:12px 14px;border-radius:12px;color:#ffffffdb;transition:background .2s ease,transform .2s ease}.sidebar-link:hover,.sidebar-link.active{background:#ffffff1f;color:#fff;transform:translate(2px)}.content-shell{display:flex;flex-direction:column}.topbar{display:flex;justify-content:space-between;align-items:center;padding:18px 24px;background:#ffffffd6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}:root[data-theme=dark] .topbar{background:#141d26e0}.topbar-brand{display:inline-flex;align-items:center;gap:10px;margin-right:6px}.topbar-brand-logo{width:30px;height:30px;border-radius:8px}.topbar-brand-text{font-weight:700;letter-spacing:.01em}.page-content{padding:24px}.page-header{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px}.page-header h1,.page-header h2,.page-header h3{margin:0}.muted{color:var(--muted)}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px}.card,.panel,.metric-card,.auth-card{background:var(--surface);border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow)}.panel{padding:20px;margin-bottom:20px}.metric-card{padding:18px}.metric-card h3{margin:0 0 10px;font-size:.95rem;color:var(--muted)}.metric-card strong{font-size:1.65rem}.auth-shell{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at top left,rgba(15,123,114,.28),transparent 35%),radial-gradient(circle at bottom right,rgba(22,48,65,.2),transparent 28%),linear-gradient(135deg,#e9f1f3,#f8fbfc 55%,#eef4f5)}.auth-card{width:min(440px,100%);padding:28px}.auth-card h1{margin-top:0}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px}.field{display:flex;flex-direction:column;gap:8px;margin-bottom:14px}.field label{font-size:.92rem;color:var(--muted)}.field input,.field select,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:12px;background:var(--surface);color:var(--text)}.field textarea{min-height:100px;resize:vertical}.button-row,.inline-actions{display:flex;gap:10px;flex-wrap:wrap}.btn{border:none;border-radius:12px;padding:11px 16px;background:var(--accent);color:#fff;font-weight:600}.btn:hover{background:var(--accent-dark)}.btn.secondary{background:var(--surface-alt);color:var(--text)}.btn.danger{background:var(--danger)}.btn.warning{background:var(--warning)}.btn:disabled{opacity:.6;cursor:not-allowed}.theme-toggle-btn{width:42px;height:42px;padding:0;display:inline-flex;align-items:center;justify-content:center}.theme-toggle-btn svg{width:20px;height:20px;color:var(--text)}.data-table{width:100%;border-collapse:collapse}.data-table th,.data-table td{padding:12px 10px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}.data-table th{color:var(--muted);font-weight:600;background:var(--surface-alt)}.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;font-size:.8rem;font-weight:600;background:var(--surface-alt)}.badge.success{background:#dff3e6;color:var(--success)}.badge.warning{background:#fff2df;color:var(--warning)}.badge.danger{background:#fbe1e1;color:var(--danger)}.running-grid,.split-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}.running-card,.table-card{padding:18px}.running-card h3,.table-card h3{margin-top:0}.table-showcase-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:22px}.snooker-table-card{background:linear-gradient(180deg,#fffdf7,#f4eee2);border:1px solid #d9c6a1;border-radius:24px;padding:14px;box-shadow:0 18px 36px #46311024}:root[data-theme=dark] .snooker-table-card{background:linear-gradient(180deg,#1d2834,#17212b);border-color:#445767}.snooker-table-action{display:block;width:100%;border:none;padding:0;background:transparent;text-align:left}.snooker-table-action.disabled{cursor:not-allowed}.snooker-table-visual{position:relative;min-height:255px;border-radius:18px;overflow:hidden;border:8px solid #8f5725;background:radial-gradient(circle at 50% 50%,rgba(43,194,72,.3),transparent 50%),linear-gradient(90deg,#0a8f2d,#24cb4f,#068725);background-size:cover;background-position:center;box-shadow:inset 0 0 0 2px #ffe6ae59,inset 0 18px 34px #ffffff1f,inset 0 -20px 30px #0000002e;display:flex;justify-content:space-between;gap:16px;padding:18px;transition:transform .18s ease,box-shadow .18s ease}.snooker-table-action:not(.disabled):hover .snooker-table-visual{transform:translateY(-3px);box-shadow:inset 0 0 0 2px #ffe6ae59,inset 0 18px 34px #ffffff1f,inset 0 -20px 30px #0000002e,0 20px 30px #1830142e}.snooker-table-left{position:relative;z-index:1;color:#f5fff2;display:flex;flex-direction:column;align-items:flex-start;gap:8px;max-width:48%}.snooker-table-left h3{margin:4px 0 0;font-size:1.45rem;color:#fff}.snooker-table-left p{margin:0;color:#f3fff4d6}.snooker-table-type{font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:#ffffffbd}.snooker-table-panel{position:relative;z-index:1;align-self:center;width:min(170px,52%);background:#f8fbf8e6;border-radius:18px;padding:16px 14px;display:grid;gap:8px;text-align:center;border:1px solid rgba(255,255,255,.56);box-shadow:0 12px 28px #0b2a0e2e}:root[data-theme=dark] .snooker-table-panel{background:#16222eeb;border-color:#ffffff14}.snooker-table-panel strong{font-size:1.05rem}.snooker-table-panel span{color:var(--muted)}.snooker-table-stats{display:grid;gap:4px;font-size:.84rem}.snooker-table-hint{display:inline-block;width:100%;text-align:center;color:#3f5d44;font-weight:600}:root[data-theme=dark] .snooker-table-hint{color:#9fceb0}.snooker-table-timer{padding:10px 12px;border-radius:14px;background:linear-gradient(180deg,#fff,#ecf3ea);border:1px solid #d5e1d3;font-size:1.1rem;font-weight:700;color:#26412b}.snooker-pocket{position:absolute;width:16px;height:16px;border-radius:50%;background:#111;box-shadow:inset 0 2px 4px #ffffff1f}.pocket-top-left{top:4px;left:4px}.pocket-top-center{top:4px;left:50%;transform:translate(-50%)}.pocket-top-right{top:4px;right:4px}.pocket-bottom-left{bottom:4px;left:4px}.pocket-bottom-center{bottom:4px;left:50%;transform:translate(-50%)}.pocket-bottom-right{bottom:4px;right:4px}.snooker-ball{position:absolute;border-radius:50%;background:radial-gradient(circle at 30% 30%,#fff,#f4f4f4 44%,#d7d7d7);box-shadow:0 8px 14px #0000002e}.ball-one{width:34px;height:34px;bottom:28px;left:10px}.ball-two{width:22px;height:22px;bottom:16px;left:48px}.snooker-table-footer{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-top:14px;padding:4px 4px 2px}.snooker-table-meta{display:flex;flex-direction:column;gap:4px;color:#7a6a49;font-size:.85rem}:root[data-theme=dark] .snooker-table-meta{color:#b2c0cb}.list-reset{list-style:none;padding:0;margin:0}.notice{padding:12px 14px;border-radius:12px;margin-bottom:14px;background:#e8f4f3;color:var(--accent-dark)}.notice.error{background:#fbe1e1;color:var(--danger)}:root[data-theme=dark] .notice{background:#1e3b3a}:root[data-theme=dark] .notice.error{background:#402124}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#09141c73;display:grid;place-items:center;padding:20px;z-index:30}.modal-content{width:min(640px,100%);background:var(--surface);border-radius:18px;border:1px solid var(--border);box-shadow:var(--shadow);padding:22px}.summary-list{display:grid;gap:10px}.summary-item{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px dashed var(--border)}.mobile-sidebar-toggle{display:none}@media(max-width:900px){.app-shell{grid-template-columns:1fr}.sidebar{display:none}.sidebar.mobile-open{display:block;position:fixed;inset:0 auto 0 0;width:260px;z-index:50}.mobile-sidebar-toggle{display:inline-flex}}@media(max-width:640px){.page-content,.topbar{padding:16px}.topbar-brand-text{display:none}.page-header{flex-direction:column;align-items:flex-start}.snooker-table-visual,.snooker-table-footer{flex-direction:column}.snooker-table-left,.snooker-table-panel{max-width:100%;width:100%}}