* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { height: 100%; }
body {
  background: var(--bg); color: var(--fg);
  font-family: "Microsoft JhengHei", "Noto Sans TC", sans-serif;
  font-size: 13px; overflow: hidden;
}
canvas { display: block; width: 100%; }

/* ===== 背景裝飾 ===== */
.bg-grid {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image: linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 80%);
}
.scanline {
  position: fixed; inset: 0; z-index: 50; pointer-events: none;
  background: linear-gradient(to bottom, transparent 49%, rgba(255,255,255,.025) 50%, transparent 51%);
  background-size: 100% 5px;
}
.hud-deco {
  position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%);
  z-index: 0; pointer-events: none; opacity: .14;
}
.ring { position: absolute; top: 50%; left: 50%; border-radius: 50%; border: 1.5px solid var(--accent); }
.hud-deco .r1 { width: 520px; height: 520px; margin: -260px; border-style: dashed; animation: spin 60s linear infinite; }
.hud-deco .r2 { width: 380px; height: 380px; margin: -190px; border-color: var(--accent2); border-top-color: transparent; border-bottom-color: transparent; animation: spin 24s linear infinite reverse; }
.hud-deco .r3 { width: 250px; height: 250px; margin: -125px; border-left-color: transparent; border-right-color: transparent; animation: spin 12s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== 開機動畫 ===== */
#boot {
  position: fixed; inset: 0; z-index: 100; background: var(--bg);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 18px; transition: opacity .8s;
}
#boot.done { opacity: 0; pointer-events: none; }
.boot-ring { position: relative; width: 220px; height: 220px; }
.boot-ring .r1 { width: 220px; height: 220px; margin: -110px; border-style: dotted; animation: spin 8s linear infinite; }
.boot-ring .r2 { width: 160px; height: 160px; margin: -80px; border-color: var(--accent2); border-top-color: transparent; animation: spin 3s linear infinite reverse; }
.boot-ring .r3 { width: 104px; height: 104px; margin: -52px; border-bottom-color: transparent; animation: spin 1.6s linear infinite; }
.boot-core {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  font-family: Consolas, monospace; font-weight: bold; letter-spacing: 3px;
  color: var(--accent); text-shadow: var(--glow); animation: pulse 1.4s ease-in-out infinite;
}
@keyframes pulse { 50% { opacity: .45; } }
.boot-title { letter-spacing: 4px; color: var(--dim); }
.boot-bar { width: 320px; height: 4px; background: var(--grid); border-radius: 2px; overflow: hidden; }
#bootProgress { width: 0; height: 100%; background: var(--accent); box-shadow: var(--glow); transition: width .25s; }
#bootLog { font: 10px Consolas, monospace; color: var(--dim); height: 110px; width: 380px; overflow: hidden; }

/* ===== 版面 ===== */
header {
  position: relative; z-index: 10; height: 46px;
  display: flex; align-items: center; gap: 14px; padding: 0 14px;
  border-bottom: 1px solid var(--panel-border);
  background: linear-gradient(to bottom, var(--panel), transparent);
}
.logo { font-weight: bold; font-size: 16px; color: var(--accent); text-shadow: var(--glow); letter-spacing: 1px; }
.logo span { color: var(--fg); font-size: 13px; margin-left: 6px; }
.hstat { flex: 1; text-align: center; color: var(--accent2); letter-spacing: 1px; font-family: Consolas, monospace; }
.hclock { font-family: Consolas, monospace; font-size: 15px; color: var(--fg); }
header select, header button, .addrow input, .addrow button {
  background: var(--panel); color: var(--fg); border: 1px solid var(--panel-border);
  padding: 4px 8px; border-radius: 3px; font-family: inherit; font-size: 12px; cursor: pointer;
}
header button:hover, .addrow button:hover { border-color: var(--accent); box-shadow: var(--glow); }

main {
  position: relative; z-index: 5;
  display: grid; grid-template-columns: 280px 1fr 312px; gap: 10px;
  height: calc(100vh - 46px - 28px); padding: 10px;
}
.col { display: flex; flex-direction: column; gap: 10px; min-height: 0; }
/* 監控清單:固定高度,內部捲軸(避免多檔爆框) */
#pWatch { display: flex; flex-direction: column; flex: 0 0 auto; max-height: 38vh; }
#pWatch .addrow { flex-shrink: 0; }
#pWatch .list { flex: 1; min-height: 0; overflow-y: auto; }
.panel {
  background: var(--panel); border: 1px solid var(--panel-border); border-radius: 4px;
  padding: 8px 10px; backdrop-filter: blur(3px);
  position: relative; overflow: hidden; flex-shrink: 0;
}
.panel::before { /* 角落裝飾 */
  content: ''; position: absolute; top: 0; left: 0; width: 18px; height: 18px;
  border-top: 2px solid var(--accent); border-left: 2px solid var(--accent);
}
.panel.grow { flex: 1; min-height: 0; display: flex; flex-direction: column; }
.panel h3 { font-size: 12px; color: var(--accent); letter-spacing: 1px; margin-bottom: 6px; font-weight: normal; }
.tag { float: right; font-size: 9px; color: var(--dim); letter-spacing: 1px; }
.tag.blink { color: var(--warn); animation: pulse 1.2s infinite; }

.list { overflow-y: auto; min-height: 0; flex: 1; }
.list::-webkit-scrollbar { width: 4px; }
.list::-webkit-scrollbar-thumb { background: var(--panel-border); }
.list .row {
  display: flex; justify-content: space-between; align-items: center; gap: 6px;
  padding: 5px 6px; border-bottom: 1px solid var(--grid); cursor: pointer;
}
.list .row:hover, .list .row.active { background: var(--grid); border-left: 2px solid var(--accent); }
.list.small .row { padding: 3px 6px; font-size: 11px; cursor: default; }
.row .up { color: var(--up); } .row .down { color: var(--down); }
.row .x { color: var(--dim); cursor: pointer; padding: 0 3px; }
.row .x:hover { color: var(--down); }

.addrow { display: flex; gap: 6px; margin-bottom: 6px; }
.addrow input { flex: 1; cursor: text; }

.kv { font-size: 12px; line-height: 1.7; font-family: Consolas, "Microsoft JhengHei", monospace; }
.kv b { color: var(--accent2); font-weight: normal; }
.kv .up { color: var(--up); } .kv .down { color: var(--down); }
.nodata-msg { color: var(--warn); font-size: 11px; }

.spark { height: 64px; }

/* 中欄 */
.stockhead { display: flex; align-items: center; gap: 14px; }
.stockname { font-size: 17px; font-weight: bold; letter-spacing: 1px; }
.stockprice { font-family: Consolas, monospace; font-size: 22px; }
.stockprice .chg { font-size: 13px; margin-left: 8px; }
.rtnote { flex: 1; font-size: 10px; color: var(--warn); }
.zonebadge {
  padding: 6px 14px; border: 1px solid var(--accent); border-radius: 3px;
  color: var(--accent); letter-spacing: 2px; box-shadow: var(--glow); white-space: nowrap;
}
.zonebadge.buy { color: var(--up); border-color: var(--up); }
.zonebadge.sell { color: var(--down); border-color: var(--down); }
.chartwrap { padding: 4px; }
.chartwrap canvas { height: 100%; min-height: 220px; }
/* 週期切換列(右上) */
.tfbar { position: absolute; top: 6px; right: 10px; display: flex; gap: 3px; z-index: 5; }
.tfbar button {
  background: var(--panel); color: var(--dim); border: 1px solid var(--panel-border);
  padding: 2px 7px; border-radius: 3px; font-size: 11px; cursor: pointer; font-family: inherit;
}
.tfbar button.on { color: var(--accent); border-color: var(--accent); box-shadow: var(--glow); }
.tfbar button:hover { color: var(--fg); }
/* 均線勾選列(左下,玩股網式含數值) */
.chart-legend {
  position: absolute; bottom: 24px; left: 12px; font-size: 10px;
  display: flex; gap: 8px; z-index: 5; flex-wrap: wrap;
}
.chart-legend label { cursor: pointer; opacity: .45; font-family: Consolas, monospace; }
.chart-legend label.on { opacity: 1; }
.tfnote { position: absolute; bottom: 24px; right: 76px; font-size: 10px; color: var(--warn); z-index: 5; }

.toggles { display: flex; flex-wrap: wrap; gap: 6px; }
.toggles label {
  display: flex; align-items: center; gap: 4px; padding: 3px 8px;
  border: 1px solid var(--panel-border); border-radius: 3px; cursor: pointer; font-size: 11px;
}
.toggles label.on { border-color: var(--accent); color: var(--accent); box-shadow: var(--glow); }
.toggles input { display: none; }
.toggles .w { color: var(--dim); font-size: 9px; }

/* 法人長條 */
.instbar { display: flex; align-items: center; gap: 6px; margin: 3px 0; font-size: 11px; }
.instbar .lbl { width: 56px; color: var(--dim); }
.instbar .bar { flex: 1; height: 8px; background: var(--grid); position: relative; }
.instbar .bar i { position: absolute; top: 0; bottom: 0; left: 50%; }
.instbar .val { width: 74px; text-align: right; font-family: Consolas, monospace; }

/* 警報 */
#alertList .row.high { border-left: 2px solid var(--down); animation: alertFlash 1s infinite; }
#alertList .row.mid { border-left: 2px solid var(--warn); }
@keyframes alertFlash { 50% { background: rgba(255, 70, 90, .12); } }

footer {
  position: relative; z-index: 10; height: 28px; overflow: hidden;
  border-top: 1px solid var(--panel-border); display: flex; align-items: center;
  background: var(--panel);
}
.ticker {
  white-space: nowrap; font-family: Consolas, monospace; font-size: 11px; color: var(--dim);
  animation: marquee 40s linear infinite; padding-left: 100%;
}
@keyframes marquee { to { transform: translateX(-100%); } }

@media (max-width: 1100px) {
  main { grid-template-columns: 1fr 1fr; grid-auto-rows: min-content; overflow-y: auto; }
  .col.center { grid-column: span 2; }
  body { overflow: auto; }
}