/* ============================================================
   开奖台 DrawDeck —— 共用样式（响应式）
   设计语言：Stripe-inspired
   主色 #533afd / 深藏青 #0d253d / 画布 #f6f9fc / 分割 #e3e8ee
   波色：红 #ea2261 / 蓝 #533afd / 绿 #0e8a5f
   ============================================================ */
:root{
  --primary:#533afd;
  --primary-deep:#4434d4;
  --primary-press:#2e2b8c;
  --primary-subdued:#b9b9f9;
  --navy:#1c1e54;
  --ink:#0d253d;
  --ink-2:#273951;
  --ink-mute:#64748d;
  --canvas:#ffffff;
  --canvas-soft:#f6f9fc;
  --hairline:#e3e8ee;
  --hairline-input:#a8c3de;
  --red:#ea2261;
  --blue:#533afd;
  --green:#0e8a5f;
  --amber:#f59e0b;
  --radius-sm:6px;
  --radius-md:8px;
  --radius-lg:12px;
  --radius-xl:16px;
  --radius-pill:9999px;
  --shadow-1:0 1px 3px rgba(0,55,112,.08);
  --shadow-2:0 8px 24px rgba(0,55,112,.08), 0 2px 6px rgba(0,55,112,.04);
  --font:"Inter","SF Pro Display","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--canvas-soft);
  font-size:15px;
  line-height:1.45;
  font-feature-settings:"ss01";
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
.tnum{font-feature-settings:"tnum" 1,"ss01" 1;letter-spacing:-.02em}

/* ---------- 布局骨架 ---------- */
.app{display:flex;min-height:100vh}
.sidebar{
  width:236px;flex:0 0 236px;background:var(--canvas);
  border-right:1px solid var(--hairline);padding:22px 16px;
  position:sticky;top:0;height:100vh;display:flex;flex-direction:column;gap:6px;
}
.brand{display:flex;align-items:center;gap:10px;padding:4px 8px 20px;border-bottom:1px solid var(--hairline);margin-bottom:12px}
.brand-mark{
  width:32px;height:32px;border-radius:9px;flex:0 0 32px;
  background:linear-gradient(135deg,var(--red),var(--blue));
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:16px;
}
.brand-name{font-size:16px;font-weight:600;letter-spacing:-.02em}
.brand-sub{font-size:11px;color:var(--ink-mute);letter-spacing:.04em;text-transform:uppercase}

.nav-label{font-size:10px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-mute);padding:8px 10px 4px}
.nav-item{
  display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius-pill);
  color:var(--ink-2);cursor:pointer;font-size:14px;user-select:none;transition:background .15s,color .15s;border:1px solid transparent;
}
.nav-item:hover{background:var(--canvas-soft)}
.nav-item.active{background:var(--primary-subdued);color:var(--primary-deep);font-weight:500}
.nav-item svg{width:17px;height:17px;flex:0 0 17px}
.sidebar-foot{margin-top:auto;padding:12px;border-radius:var(--radius-lg);background:var(--canvas-soft);font-size:12px;color:var(--ink-mute)}
.storage-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#2ecc71;margin-right:6px}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{height:60px;background:var(--canvas);border-bottom:1px solid var(--hairline);display:flex;align-items:center;gap:14px;padding:0 24px;position:sticky;top:0;z-index:5}
.topbar-crumb{font-size:13px;color:var(--ink-mute)}
.topbar-crumb b{color:var(--ink);font-weight:600}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:12px;font-size:13px;color:var(--ink-mute)}
.chip{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:var(--radius-pill);border:1px solid var(--hairline);font-size:12px;color:var(--ink-2)}

.content{padding:24px;max-width:1140px;width:100%;margin:0 auto}

/* ---------- 页面切换 ---------- */
.page{display:none}
.page.active{display:block;animation:fade .25s ease}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

.eyebrow{font-size:10px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-mute)}
.page-title{font-size:30px;font-weight:300;letter-spacing:-.6px;line-height:1.1;margin:6px 0 4px}
.page-desc{font-size:14px;color:var(--ink-mute);margin-bottom:22px;max-width:680px}

.card{background:var(--canvas);border:1px solid var(--hairline);border-radius:var(--radius-lg);padding:22px;box-shadow:var(--shadow-1)}
.card+.card{margin-top:16px}
.card-title{font-size:17px;font-weight:600;letter-spacing:-.02em;margin-bottom:4px}
.card-sub{font-size:13px;color:var(--ink-mute);margin-bottom:18px}

.grid{display:grid;gap:16px}
.grid-2{grid-template-columns:1fr 1fr}

.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:500;color:var(--ink-2);margin-bottom:6px}
.field .hint{font-size:12px;color:var(--ink-mute);font-weight:400}
input[type=text],input[type=date],input[type=number],select,textarea{
  width:100%;padding:9px 12px;font-size:15px;font-family:var(--font);color:var(--ink);
  background:var(--canvas);border:1px solid var(--hairline-input);border-radius:var(--radius-sm);
  outline:none;transition:border .15s,box-shadow .15s;line-height:1.5;
}
input[type=text],input[type=date],input[type=number],select{height:40px}
textarea{resize:vertical;line-height:1.6}
input:focus,select:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(83,58,253,.12)}
.row{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap}
.row .field{flex:1;min-width:140px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;padding:8px 18px;border-radius:var(--radius-pill);border:1px solid transparent;
  font-size:14px;font-weight:500;font-family:var(--font);cursor:pointer;transition:all .15s;white-space:nowrap;
  background:var(--canvas);color:var(--ink-2);
}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-deep)}
.btn-primary:active{background:var(--primary-press)}
.btn-secondary{background:var(--canvas);color:var(--primary);border-color:var(--primary)}
.btn-secondary:hover{background:var(--primary-subdued)}
.btn-ghost{background:var(--canvas);color:var(--ink-2);border-color:var(--hairline)}
.btn-ghost:hover{background:var(--canvas-soft)}
.btn-danger{background:var(--canvas);color:var(--red);border-color:var(--red)}
.btn-danger:hover{background:#fdeef3}
.btn-sm{height:32px;padding:6px 12px;font-size:13px}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* ---------- 号码球 ---------- */
.legend{display:flex;gap:18px;align-items:center;margin-bottom:14px;font-size:13px;color:var(--ink-2);flex-wrap:wrap}
.legend .lg-item{display:inline-flex;align-items:center;gap:6px}
.lg-dot{width:11px;height:11px;border-radius:50%;display:inline-block}
.lg-dot.red{background:var(--red)}
.lg-dot.blue{background:var(--blue)}
.lg-dot.green{background:var(--green)}
.lg-dot.amber{background:var(--amber)}

.balls{display:flex;flex-wrap:wrap;gap:9px}
.ball{
  width:40px;height:40px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:600;position:relative;
  border:1.5px solid var(--hairline);color:var(--ink-2);background:var(--canvas);
  font-feature-settings:"tnum" 1;
}
.ball.clickable{cursor:pointer;user-select:none;transition:transform .1s,background .15s,color .15s,border .15s,box-shadow .15s}
.ball.clickable:hover{transform:scale(1.12)}
.ball.red{color:#c92354;border-color:#f3c2d2}
.ball.blue{color:var(--blue);border-color:#c9c1f7}
.ball.green{color:var(--green);border-color:#bfe4d4}
.ball.filled{color:#fff}
.ball.red.filled{background:var(--red);border-color:var(--red)}
.ball.blue.filled{background:var(--blue);border-color:var(--blue)}
.ball.green.filled{background:var(--green);border-color:var(--green)}
.ball.special{background:var(--amber);border-color:var(--amber);color:#fff}
.ball.sm{width:27px;height:27px;font-size:12px;border:1px solid var(--hairline)}
.ball.lg{width:46px;height:46px;font-size:18px;font-weight:700}
.ball.xl{width:56px;height:56px;font-size:22px;font-weight:700;border-width:2px}
.sp-badge{
  position:absolute;top:-7px;right:-7px;width:16px;height:16px;border-radius:50%;
  background:var(--navy);color:#fff;font-size:9px;font-style:normal;font-weight:700;
  display:flex;align-items:center;justify-content:center;box-shadow:0 1px 3px rgba(0,0,0,.3);
}

.selected-line{display:flex;align-items:flex-start;gap:8px;flex-wrap:wrap;min-height:36px;margin-top:8px;font-size:13px}
.selected-line .tag{color:var(--ink-mute);white-space:nowrap}
.sel-mini{display:inline-flex;gap:4px;align-items:center}

/* ---------- 表格 ---------- */
.toolbar{display:flex;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.toolbar .search{flex:1;min-width:170px;max-width:300px}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
table{width:100%;border-collapse:collapse;font-size:14px}
thead th{text-align:left;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-mute);padding:10px 12px;border-bottom:1px solid var(--hairline);white-space:nowrap}
tbody td{padding:12px;border-bottom:1px solid var(--hairline);vertical-align:middle}
tbody tr:hover{background:var(--canvas-soft)}
tbody tr:last-child td{border-bottom:none}
.issue{font-weight:600;color:var(--ink);font-feature-settings:"tnum" 1}
.mini-balls{display:flex;gap:5px;flex-wrap:wrap;align-items:center}
.empty{text-align:center;padding:48px 20px;color:var(--ink-mute)}
.empty .big{font-size:40px;margin-bottom:10px}

/* ---------- 统计 ---------- */
.bars{display:flex;align-items:flex-end;gap:2px;height:190px;padding-top:10px;overflow-x:auto}
.bar-col{flex:1 0 15px;display:flex;flex-direction:column;align-items:center;gap:5px;min-width:0}
.bar-wrap{flex:1 1 auto;display:flex;align-items:flex-end;justify-content:center;width:100%}
.bar{width:100%;max-width:11px;border-radius:3px 3px 0 0;transition:height .3s;opacity:.8}
.bar.red{background:var(--red)}
.bar.blue{background:var(--blue)}
.bar.green{background:var(--green)}
.bar.hot{opacity:1;box-shadow:0 0 0 2px rgba(13,37,61,.28)}
.bar-val{font-size:10px;color:var(--ink-mute);font-feature-settings:"tnum" 1}
.bar-num{font-size:10px;color:var(--ink-2);font-feature-settings:"tnum" 1;white-space:nowrap}
.stat-summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin-bottom:20px}
.stat-box{background:var(--canvas-soft);border:1px solid var(--hairline);border-radius:var(--radius-md);padding:14px 16px}
.stat-box .k{font-size:12px;color:var(--ink-mute)}
.stat-box .v{font-size:24px;font-weight:300;letter-spacing:-.02em;margin-top:4px;font-feature-settings:"tnum" 1}
.rank-list .rk{display:flex;align-items:center;gap:8px;padding:7px 0;border-bottom:1px solid var(--hairline)}
.rank-list .rk:last-child{border-bottom:none}

/* ---------- 设置 ---------- */
.color-edit-row{display:flex;align-items:flex-start;gap:12px;margin-bottom:12px}
.color-edit-row .ce-label{flex:0 0 64px;padding-top:9px;display:flex;align-items:center;gap:7px;font-size:14px;font-weight:600}
.color-edit-row textarea{flex:1;min-height:52px}
.color-count{font-size:12px;color:var(--ink-mute);font-weight:400}

/* ---------- 前台（index） ---------- */
.draw-display{text-align:center;padding:12px 0 8px}
.draw-display .dd-issue{font-size:13px;color:var(--ink-mute);margin-bottom:12px}
.draw-display .dd-issue b{color:var(--ink);font-size:16px}
.dd-balls{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}
.dd-sep{font-size:24px;color:var(--ink-mute);font-weight:300}

/* ---------- Toast ---------- */
.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%) translateY(20px);background:var(--navy);color:#fff;padding:12px 22px;border-radius:var(--radius-pill);font-size:14px;opacity:0;pointer-events:none;transition:all .25s;z-index:100;box-shadow:var(--shadow-2);max-width:86vw}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.muted{color:var(--ink-mute);font-size:13px}
.divider{height:1px;background:var(--hairline);margin:20px 0}
.formula{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;color:var(--ink-mute);background:var(--canvas-soft);padding:2px 6px;border-radius:4px}
.hidden{display:none!important}

/* ============================================================
   响应式（自适应）
   ============================================================ */
@media (max-width: 900px){
  /* 侧边栏收成顶栏 */
  .app{flex-direction:column}
  .sidebar{
    width:100%;flex:0 0 auto;height:auto;position:sticky;top:0;z-index:20;
    flex-direction:column;padding:12px 14px;border-right:none;border-bottom:1px solid var(--hairline);
  }
  .brand{padding:4px 6px 12px;margin-bottom:8px}
  .nav{display:flex;flex-wrap:wrap;gap:6px}
  .nav-label{display:none}
  .nav-item{padding:7px 12px;font-size:13px}
  .sidebar-foot{display:none}
  .topbar{padding:0 14px}
  .content{padding:16px}
  .page-title{font-size:24px}
  .grid-2{grid-template-columns:1fr}
  .stat-box .v{font-size:20px}
}
@media (max-width: 520px){
  .ball{width:36px;height:36px;font-size:13px}
  .balls{gap:7px}
  .ball.xl{width:48px;height:48px;font-size:19px}
  .ball.lg{width:40px;height:40px;font-size:16px}
  .dd-balls{gap:8px}
  .dd-sep{font-size:18px}
  .card{padding:16px}
  .row .field{min-width:100%}
  .toolbar .search{max-width:none}
}

/* ---------- 编辑弹窗 ---------- */
.modal-overlay{position:fixed;inset:0;background:rgba(13,37,61,.5);display:none;align-items:center;justify-content:center;z-index:200;padding:16px}
.modal-overlay.show{display:flex}
.modal{background:var(--canvas);border-radius:var(--radius-xl);max-width:760px;width:100%;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow-2);padding:24px;animation:pop .2s ease}
@keyframes pop{from{opacity:0;transform:scale(.97) translateY(8px)}to{opacity:1;transform:none}}
.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.modal-title{font-size:18px;font-weight:600;letter-spacing:-.02em}
.modal-close{width:32px;height:32px;border-radius:50%;border:1px solid var(--hairline);background:var(--canvas);color:var(--ink-mute);font-size:16px;cursor:pointer;line-height:1;transition:all .15s}
.modal-close:hover{background:var(--canvas-soft);color:var(--ink)}
.modal-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:20px}
@media(max-width:520px){.modal{padding:16px;max-height:94vh}}