/* 大乐透曼德尔公式分析系统 - 样式 */
:root{--bg:#08080e;--bg2:#0e0e1a;--card:#13132a;--card2:#1a1a35;--border:rgba(139,92,246,.12);--purple:#8b5cf6;--purple2:#6d28d9;--purple3:#5b21b6;--text:#e8e6e3;--muted:#6b7280;--red:#ef4444;--red2:#dc2626;--blue:#3b82f6;--blue2:#2563eb;--hot:#ef4444;--warm:#f97316;--cool:#3b82f6;--cold:#06b6d4;--green:#10b981;--teal:#14b8a6;--gold:#f0b429}
*{margin:0;padding:0;box-sizing:border-box;scrollbar-width:thin;scrollbar-color:var(--purple3) var(--bg2)}
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:var(--bg2)}
::-webkit-scrollbar-thumb{background:var(--purple3);border-radius:3px}
body{font-family:'Noto Sans SC',sans-serif;background:var(--bg);color:var(--text);overflow:hidden;height:100vh}

.app-layout{display:grid;grid-template-rows:auto 1fr auto;height:100vh;width:100vw;overflow:hidden}
.app-header{background:var(--bg2);border-bottom:1px solid var(--border);padding:0 20px;height:50px;display:flex;align-items:center;justify-content:space-between;grid-row:1}
.app-body{display:flex;min-height:0;overflow:hidden;grid-row:2}
.app-main{flex:1;min-height:0;overflow:hidden;display:block;position:relative}
.app-footer{background:var(--bg2);border-top:1px solid var(--border);height:24px;display:flex;align-items:center;padding:0 16px;font-size:10px;color:var(--muted);grid-row:3;flex-shrink:0;z-index:10;position:relative}
.font-display{font-family:'Orbitron','Noto Sans SC',sans-serif}

/* 球样式 - 前区红球 */
.ball-red{width:38px;height:38px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;background:linear-gradient(145deg,#ef4444,#dc2626);color:#fff;box-shadow:0 3px 10px rgba(239,68,68,.35),inset 0 -3px 6px rgba(0,0,0,.25);flex-shrink:0;transition:transform .2s}
.ball-red:hover{transform:scale(1.15)}
/* 球样式 - 后区蓝球 */
.ball-blue{width:38px;height:38px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;background:linear-gradient(145deg,#3b82f6,#2563eb);color:#fff;box-shadow:0 3px 10px rgba(59,130,246,.35),inset 0 -3px 6px rgba(0,0,0,.25);flex-shrink:0;transition:transform .2s}
.ball-blue:hover{transform:scale(1.15)}
.ball-sm{width:28px;height:28px;font-size:12px;box-shadow:0 2px 6px rgba(239,68,68,.3),inset 0 -2px 4px rgba(0,0,0,.2)}
.ball-sm-blue{width:28px;height:28px;font-size:12px;background:linear-gradient(145deg,#3b82f6,#2563eb);color:#fff;box-shadow:0 2px 6px rgba(59,130,246,.3),inset 0 -2px 4px rgba(0,0,0,.2)}
/* 推荐球 */
.ball-rec{width:44px;height:44px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;background:linear-gradient(145deg,#fbbf24,#f59e0b);color:#1a1a2e;box-shadow:0 4px 15px rgba(245,158,11,.4),inset 0 -3px 6px rgba(0,0,0,.2);animation:ballPulse 2s ease-in-out infinite}
.ball-rec-blue{width:44px;height:44px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;background:linear-gradient(145deg,#60a5fa,#3b82f6);color:#fff;box-shadow:0 4px 15px rgba(59,130,246,.5),inset 0 -3px 6px rgba(0,0,0,.2);animation:ballPulseBlue 2s ease-in-out infinite}
.ball-rec-purple{width:44px;height:44px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;background:linear-gradient(145deg,#a78bfa,#8b5cf6);color:#fff;box-shadow:0 4px 15px rgba(139,92,246,.5),inset 0 -3px 6px rgba(0,0,0,.2);animation:ballPulsePurple 2s ease-in-out infinite}
@keyframes ballPulse{0%,100%{box-shadow:0 4px 15px rgba(245,158,11,.4)}50%{box-shadow:0 4px 25px rgba(245,158,11,.7)}}
@keyframes ballPulseBlue{0%,100%{box-shadow:0 4px 15px rgba(59,130,246,.5)}50%{box-shadow:0 4px 25px rgba(59,130,246,.8)}}
@keyframes ballPulsePurple{0%,100%{box-shadow:0 4px 15px rgba(139,92,246,.5)}50%{box-shadow:0 4px 25px rgba(139,92,246,.8)}}

.sidebar{width:220px;background:var(--bg2);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0;transition:width .3s;z-index:999;overflow-y:auto;overflow-x:hidden}
/* 侧边栏收起状态 */
.sidebar.collapsed{width:56px}
.sidebar.collapsed .nav-item{padding:11px 0;justify-content:center;border-left:none;font-size:0}
.sidebar.collapsed .nav-item i{font-size:16px;margin:0}
.sidebar.collapsed .nav-item.active{border-left:none;background:rgba(139,92,246,.12)}
.sidebar.collapsed div[style*="padding:16px 18px"]{text-align:center;padding:12px 0!important;font-size:9px!important}
.sidebar.collapsed div[style*="padding:12px 18px"]{text-align:center;padding:8px 0!important;font-size:9px!important}
.sidebar.collapsed div[style*="flex:1"]{display:none}
.sidebar.collapsed #dataStatus{font-size:9px!important;padding:8px 2px!important;writing-mode:vertical-rl;text-orientation:mixed}
.nav-item{padding:11px 18px;cursor:pointer;display:flex;align-items:center;gap:10px;font-size:14px;color:var(--muted);border-left:3px solid transparent;transition:all .2s;user-select:none}
.nav-item:hover{color:var(--text);background:rgba(139,92,246,.05)}
.nav-item.active{color:var(--purple);border-left-color:var(--purple);background:rgba(139,92,246,.08)}
.nav-item i{width:18px;text-align:center;font-size:13px}
.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:20px;margin-bottom:16px}
.card-title{font-size:15px;font-weight:700;color:var(--purple);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.card-title i{font-size:14px}
table.data-table{width:100%;border-collapse:collapse;font-size:13px}
table.data-table th{background:rgba(139,92,246,.08);color:var(--purple);font-weight:500;padding:8px 10px;text-align:center;border-bottom:1px solid var(--border);white-space:nowrap}
table.data-table td{padding:7px 10px;text-align:center;border-bottom:1px solid rgba(255,255,255,.03)}
table.data-table tr:hover td{background:rgba(139,92,246,.03)}
.heat-0{background:rgba(16,185,129,.15);color:#34d399}
.heat-1{background:rgba(16,185,129,.08);color:#6ee7b7}
.heat-2{background:rgba(240,180,41,.06);color:#fbbf24}
.heat-3{background:rgba(249,115,22,.08);color:#fb923c}
.heat-4{background:rgba(139,92,246,.12);color:#a78bfa}
.cold-bar{height:6px;border-radius:3px;transition:width .5s}
.tag{display:inline-block;padding:2px 8px;border-radius:4px;font-size:12px;font-weight:500}
.tag-red{background:rgba(239,68,68,.15);color:#ef4444}
.tag-blue{background:rgba(59,130,246,.15);color:#3b82f6}
.tag-gold{background:rgba(240,180,41,.15);color:#f0b429}
.tag-green{background:rgba(16,185,129,.15);color:#34d399}
.tag-purple{background:rgba(139,92,246,.15);color:#a78bfa}
.btn{padding:8px 20px;border-radius:6px;border:none;cursor:pointer;font-size:13px;font-weight:500;transition:all .2s;font-family:inherit}
.btn-purple{background:linear-gradient(135deg,var(--purple),var(--purple2));color:#fff}
.btn-purple:hover{box-shadow:0 4px 15px rgba(139,92,246,.4);transform:translateY(-1px)}
.btn-outline{background:transparent;border:1px solid var(--border);color:var(--purple)}
.btn-outline:hover{background:rgba(139,92,246,.08)}
input,select{background:var(--bg2);border:1px solid var(--border);color:var(--text);padding:6px 10px;border-radius:6px;font-size:13px;font-family:inherit;outline:none;transition:border-color .2s}
input:focus,select:focus{border-color:var(--purple)}
.section{display:none;position:absolute;top:0;left:0;right:0;bottom:0;overflow-y:auto;padding:20px}
.section.active{display:block}

/* Toast */
.toast-wrap{position:fixed;top:60px;right:20px;z-index:1000;display:flex;flex-direction:column;gap:8px}
.toast{padding:10px 16px;border-radius:8px;font-size:13px;background:var(--card);border:1px solid var(--border);color:var(--text);animation:slideIn .3s ease;box-shadow:0 4px 12px rgba(0,0,0,.3)}
.toast-success{border-color:rgba(16,185,129,.3);background:rgba(16,185,129,.1)}
.toast-error{border-color:rgba(239,68,68,.3);background:rgba(239,68,68,.1)}
.toast-info{border-color:rgba(59,130,246,.3);background:rgba(59,130,246,.1)}
@keyframes slideIn{from{opacity:0;transform:translateX(40px)}to{opacity:1;transform:translateX(0)}}

/* Modal */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.7);z-index:1000;display:flex;align-items:center;justify-content:center;padding:20px}
.modal{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:24px;width:100%;max-width:600px;max-height:80vh;overflow-y:auto}
.modal-overlay{display:none}

/* Grid layouts */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}

/* Ball row */
.ball-row{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.ball-sep{margin:0 8px;color:var(--muted);font-size:18px}

/* Chart container */
.chart-wrap{position:relative;height:280px}
.chart-wrap canvas{position:absolute;top:0;left:0;width:100%!important;height:100%!important}

/* Section title */
.sec-title{font-size:16px;font-weight:700;color:var(--purple);margin-bottom:16px;padding-bottom:8px;border-bottom:1px solid var(--border)}

/* Stat card */
.stat-card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:16px;text-align:center}
.stat-value{font-size:28px;font-weight:700;color:var(--purple);font-family:'Orbitron'}
.stat-label{font-size:11px;color:var(--muted);margin-top:4px}

/* Filter panel */
.filter-group{margin-bottom:16px}
.filter-label{font-size:12px;color:var(--muted);margin-bottom:6px}
.filter-row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.filter-row input[type="number"]{width:80px}

/* Range slider */
input[type="range"]{-webkit-appearance:none;background:transparent;width:100%}
input[type="range"]::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;border-radius:50%;background:var(--purple);cursor:pointer;margin-top:-6px}
input[type="range"]::-webkit-slider-runnable-track{height:4px;border-radius:2px;background:var(--bg2)}

/* Tab bar */
.tab-bar{display:flex;gap:4px;margin-bottom:16px;background:var(--bg2);padding:4px;border-radius:8px}
.tab-btn{padding:6px 14px;border-radius:6px;border:none;background:transparent;color:var(--muted);cursor:pointer;font-size:12px;transition:all .2s}
.tab-btn.active{background:var(--purple);color:#fff}

/* Progress bar */
.prog-bar{height:8px;background:var(--bg2);border-radius:4px;overflow:hidden}
.prog-fill{height:100%;border-radius:4px;transition:width .5s}

/* Stat number */
.stat-num{font-size:24px;font-weight:700;color:var(--purple);font-family:'Orbitron',monospace}

/* Mandel card */
.mandel-card{background:linear-gradient(135deg,rgba(139,92,246,.08),rgba(107,114,128,.03));border:1px solid rgba(139,92,246,.2);border-radius:12px;padding:24px}
.mandel-title{font-size:18px;font-weight:700;color:var(--purple);margin-bottom:12px;display:flex;align-items:center;gap:10px}
.mandel-subtitle{font-size:12px;color:var(--muted);line-height:1.7}
.mandel-step{display:flex;gap:14px;align-items:flex-start;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.03)}
.mandel-step:last-child{border-bottom:none}
.mandel-step-num{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--purple),var(--purple2));color:#fff;font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.mandel-step-text{font-size:13px;font-weight:600;color:var(--text);margin-bottom:3px}
.mandel-step-detail{font-size:11px;color:var(--muted)}

/* Formula card */
.formula-mode-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:20px}
.formula-card{background:var(--bg2);border:2px solid var(--border);border-radius:12px;padding:18px 14px;text-align:center;cursor:pointer;transition:all .25s;user-select:none}
.formula-card:hover{border-color:rgba(139,92,246,.4);background:rgba(139,92,246,.04)}
.formula-card.active{border-color:var(--gold);background:rgba(240,180,41,.06);box-shadow:0 0 20px rgba(240,180,41,.15)}
.formula-card.active .formula-name{color:var(--gold)}
.formula-name{font-size:16px;font-weight:700;color:var(--text);margin-bottom:4px}
.formula-formula{font-family:'Orbitron',monospace;font-size:12px;color:var(--muted);margin-top:6px}

/* Generate button */
.generate-btn{width:100%;padding:14px;border-radius:10px;background:linear-gradient(135deg,var(--purple),#7c3aed);color:#fff;font-size:16px;font-weight:700;cursor:pointer;transition:all .25s;display:flex;align-items:center;justify-content:center;gap:8px;border:none;font-family:inherit}
.generate-btn:hover{box-shadow:0 4px 20px rgba(139,92,246,.5);transform:translateY(-1px)}
.generate-btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}

/* Bet count button */
.bet-count-btn{width:44px;height:44px;border-radius:10px;background:var(--bg2);border:1px solid var(--border);color:var(--purple);font-size:22px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s;flex-shrink:0}
.bet-count-btn:hover{background:rgba(139,92,246,.1);border-color:var(--purple)}
.bet-count-display{flex:1;height:44px;display:flex;align-items:center;justify-content:center;background:var(--bg2);border:1px solid var(--border);border-radius:10px;font-family:'Orbitron',monospace;font-size:26px;font-weight:700;color:var(--purple)}
.bet-count-row{display:flex;align-items:center;gap:14px;margin-bottom:20px}
.bet-history-btn{height:44px;padding:0 18px;border-radius:10px;background:transparent;border:1px solid var(--gold);color:var(--gold);font-size:13px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:6px;transition:all .2s}
.bet-history-btn:hover{background:rgba(240,180,41,.08)}

/* Progress track */
.progress-track{height:6px;background:var(--bg2);border-radius:3px;overflow:hidden;margin:12px 0}

/* Range button */
.range-btn{padding:10px 22px;border-radius:10px;background:var(--bg2);border:1px solid var(--border);color:var(--muted);font-size:14px;font-weight:500;cursor:pointer;transition:all .2s;flex:1;text-align:center;min-width:80px}
.range-btn:hover{color:var(--text);border-color:var(--purple)}
.range-btn.active{border-color:var(--purple);color:var(--purple);background:rgba(139,92,246,.08)}
.data-range-row{display:flex;gap:8px;flex-wrap:wrap}

/* Blue allin toggle */
.blue-allin-toggle{display:flex;align-items:center;gap:12px;padding:12px;border-radius:8px;background:var(--bg2);border:1px solid var(--border);cursor:pointer;margin-bottom:16px;transition:all .2s}
.blue-allin-toggle:hover{border-color:var(--purple)}
.blue-allin-toggle.active{border-color:var(--purple);background:rgba(139,92,246,.05)}
.blue-allin-checkbox{width:20px;height:20px;border-radius:4px;border:2px solid var(--border);transition:all .2s;display:flex;align-items:center;justify-content:center}
.blue-allin-checkbox.checked{background:var(--purple);border-color:var(--purple)}
.blue-allin-checkbox.checked::after{content:'✓';color:#fff;font-size:12px;font-weight:700}

/* Filter */
.filter-group{margin-bottom:16px}
.filter-label{font-size:12px;color:var(--muted);margin-bottom:6px}

/* Progress bg/fill for shape */
.progress-bg{height:6px;background:var(--bg2);border-radius:3px;overflow:hidden;display:inline-block;vertical-align:middle}
.progress-fill{height:100%;border-radius:3px;transition:width .5s}

/* 侧边栏收起按钮 */
.sidebar-toggle{display:flex;background:none;border:none;color:var(--text);font-size:20px;cursor:pointer;padding:4px 8px;align-items:center;justify-content:center;flex-shrink:0;border-radius:6px;transition:background .2s}
.sidebar-toggle:hover{background:rgba(139,92,246,.1)}

/* 侧边栏遮罩层（移动端） */
.sidebar-overlay{display:none;position:fixed;top:50px;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);z-index:998;backdrop-filter:blur(2px)}
.sidebar-overlay.show{display:block}

/* 头部按钮样式 */
.btn-sm{padding:4px 8px!important;font-size:11px!important;width:auto!important;margin-top:0!important}
.header-btn-label{font-size:11px;color:var(--muted);margin-right:2px}
.header-title-text{overflow:hidden}

/* Fade in */
.fade-in{animation:fadeIn .3s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}

/* 荐号结果网格 - 单列布局 */
.pick-results-grid{display:grid;grid-template-columns:1fr;gap:10px}
@media (min-width:769px){.pick-results-grid{grid-template-columns:repeat(2,1fr)}}

/* 荐号卡片 */
.pick-result-card{background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:14px 16px;display:flex;flex-direction:column;gap:10px;transition:all .2s;min-width:0}
.pick-result-card:hover{border-color:rgba(139,92,246,.3);background:rgba(139,92,246,.03)}
.pick-result-main{display:flex;align-items:center;gap:12px;width:100%}
.pick-result-index{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--purple),var(--purple2));color:#fff;font-weight:700;font-size:13px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.pick-result-balls{display:flex;gap:5px;flex:1;flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:thin;padding:2px 0;min-width:0}
.pick-result-balls::-webkit-scrollbar{height:4px}
.pick-result-balls::-webkit-scrollbar-track{background:var(--bg2);border-radius:2px}
.pick-result-balls::-webkit-scrollbar-thumb{background:var(--purple3);border-radius:2px}

/* ===== 响应式 ===== */
@media(max-width:768px){
  .header-title-text{display:none}
  .header-btn-label{display:none}
  .sidebar{position:fixed;top:50px;left:-260px;bottom:0;width:240px;z-index:999;transition:left .3s;box-shadow:4px 0 20px rgba(0,0,0,.5)}
  .sidebar.mobile-open{left:0}
  .sidebar.collapsed{width:240px;left:-260px}
  .sidebar.collapsed.mobile-open{left:0}
  .sidebar.collapsed .nav-item{font-size:14px;padding:11px 18px;justify-content:flex-start}
  .sidebar.collapsed .nav-item i{font-size:13px;width:18px;text-align:center}
  .sidebar.collapsed #dataStatus{writing-mode:horizontal-tb;font-size:11px!important;padding:16px!important}
  .sidebar.collapsed div[style*="padding:16px 18px"]{font-size:11px!important;padding:16px 18px!important;text-align:left}
  .sidebar.collapsed div[style*="padding:12px 18px"]{font-size:11px!important;padding:12px 18px!important;text-align:left}
  .sidebar.collapsed div[style*="flex:1"]{display:block}
  .card{padding:14px}
  .section{padding:14px}
  table.data-table{font-size:11px;display:block;overflow-x:auto}
  table.data-table th,table.data-table td{padding:5px 6px;white-space:nowrap}
  .ball-red,.ball-blue{width:36px;height:36px;font-size:15px}
  .ball-sm{width:30px;height:30px;font-size:13px}
  .ball-sm-blue{width:30px;height:30px;font-size:13px}
  .ball-rec{width:40px;height:40px;font-size:16px}
  .ball-rec-blue{width:40px;height:40px;font-size:16px}
  .ball-rec-purple{width:40px;height:40px;font-size:16px}
  .stat-num{font-size:20px}
  .grid-2{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .formula-mode-grid{grid-template-columns:1fr}
  .chart-wrap{height:220px}
  .mandel-card{padding:14px}
  .generate-btn{padding:17px 20px;font-size:18px;min-height:54px}
  [style*="display:grid;grid-template-columns:repeat(4,1fr)"]{grid-template-columns:repeat(2,1fr)!important}
  [style*="display:grid;grid-template-columns:repeat(6,1fr)"]{grid-template-columns:repeat(3,1fr)!important}
  [style*="display:flex;gap:12px;margin-bottom:14px"]{flex-wrap:wrap;gap:6px}
  .pick-result-card{padding:10px 12px;gap:8px}
  .pick-result-main{gap:8px}
  .pick-result-index{width:26px;height:26px;font-size:11px}
  .pick-result-balls{gap:4px;overflow-x:auto}
}
@media(max-width:480px){
  .app-header{padding:0 8px;height:46px}
  .sidebar{top:46px;width:220px}
  .ball-red,.ball-blue{width:32px;height:32px;font-size:14px}
  .ball-sm{width:26px;height:26px;font-size:11px}
  .ball-sm-blue{width:26px;height:26px;font-size:11px}
  .ball-rec{width:36px;height:36px;font-size:15px}
  .ball-rec-blue{width:36px;height:36px;font-size:15px}
  .ball-rec-purple{width:36px;height:36px;font-size:15px}
  .card{padding:10px}
  .section{padding:10px}
  .grid-4{grid-template-columns:1fr}
  .generate-btn{padding:16px 18px;font-size:17px;min-height:52px}
  [style*="grid-template-columns:repeat(4,1fr)"]{grid-template-columns:repeat(2,1fr)!important}
  [style*="grid-template-columns:repeat(6,1fr)"]{grid-template-columns:repeat(2,1fr)!important}
  .pick-result-card{padding:8px 10px;gap:6px}
  .pick-result-main{gap:6px}
  .pick-result-index{width:22px;height:22px;font-size:10px}
  .pick-result-balls{gap:3px}
}

/* 大屏优化（≥1200px） */
@media(min-width:1200px){
  .pick-results-grid{grid-template-columns:repeat(3,1fr)}
  .ball-red,.ball-blue{width:40px;height:40px;font-size:16px}
  .card{padding:18px}
  .section{padding:18px}
}