/* ========= Reset / Base ========= */
* { box-sizing: border-box; }
html, body { height: 100%; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  /* 背景：深色低調漸層 + 細格紋 */
  background:
    radial-gradient(1200px 800px at 20% -10%, #1a1f2b 0%, rgba(15,17,21,0) 60%),
    radial-gradient(1000px 700px at 120% 20%, #1b1530 0%, rgba(15,17,21,0) 60%),
    #0f1115;
  color: #e8eef5;
  overflow: hidden;                /* 禁止整頁捲動（避免白邊彈出） */
  overscroll-behavior: none;       /* Android/iOS 避免回彈 */
}
body::before {
  content: "";
  position: fixed; inset: 0; pointer-events: none;
  background:
    repeating-linear-gradient(to right, rgba(255,255,255,.02) 0 1px, transparent 1px 20px),
    repeating-linear-gradient(to bottom, rgba(255,255,255,.015) 0 1px, transparent 1px 20px);
  opacity: .22; z-index: 0;
}
.app-root { position: relative; z-index: 1; }

img { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; }
input, button, textarea { color: inherit; background: transparent; border: none; outline: none; }
:focus-visible { outline: 2px solid #00ffc6; outline-offset: 2px; }
.noscript { position: fixed; inset: 0; display:flex; align-items:center; justify-content:center; background:#111; z-index: 1300; }

/* 隱藏 number 的上下箭頭（避免遮擋） */
input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
input[type=number] { -moz-appearance: textfield; }

/* ========= Layout ========= */
.app-root { display: grid; grid-template-columns: 1fr; grid-template-rows: auto 1fr; height: 100%; }

.topbar {
  position: relative;
  display:flex; align-items:center; gap: 12px;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255,255,255,.07);
  background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
  backdrop-filter: blur(6px);
}
.brand { margin: 0; font-size: 18px; font-weight: 800; letter-spacing: .5px; }
.topbar-right { margin-left: auto; opacity: .85; }
.welcome { font-weight: 600; }

.content {
  height: calc(100% - 1px);
  overflow: auto;
  padding: 16px;
}

.section { display: none; }
.section.active { display: block; }
h2 { margin: 6px 0 12px; font-size: 18px; }
.lead { opacity: .85; }

/* ========= Sidebar (覆蓋抽屜) ========= */
.sidebar {
  position: fixed; top: 0; left: 0; height: 100%; width: 280px;
  transform: translateX(-100%);
  transition: transform .2s ease;
  background: #12131a;
  border-right: 1px solid rgba(255,255,255,.06);
  z-index: 1100;
  display: flex; flex-direction: column;
}
.sidebar.open { transform: translateX(0); }
.sidebar-header { padding: 14px 16px; font-weight: 800; border-bottom: 1px solid rgba(255,255,255,.06); }
.nav { display:flex; flex-direction:column; height:100%; }
.nav-link {
  text-align: left; padding: 12px 16px; background: transparent; color: #e8eef5;
  border-bottom: 1px dashed rgba(255,255,255,.06);
}
.nav-link:hover { background: rgba(255,255,255,.04); }
.nav-link.danger { color: #ff6b81; }
.nav-spacer { flex: 1; border-top: 1px solid rgba(255,255,255,.06); }

.backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,.45);
  opacity: 0; visibility: hidden; transition: opacity .18s ease, visibility .18s ease;
  z-index: 1050;
}
.backdrop.show { opacity: 1; visibility: visible; }

/* ========= Hamburger（穩定三條線、不擋選單） ========= */
.hamburger {
  position: relative;
  width: 40px; height: 40px;
  border-radius: 8px;
  display: inline-block;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.08);
  overflow: hidden;
  z-index: 1000; /* 低於側欄(1100)，不會蓋住選單 */
}
.hamburger .bar {
  position: absolute; left: 50%;
  width: 22px; height: 2px; background: #e8eef5; border-radius: 2px;
  transform: translateX(-50%);
  transition: transform .18s ease, opacity .18s ease, background-color .18s ease;
}
.hamburger .bar:nth-child(1) { top: 12px; }
.hamburger .bar:nth-child(2) { top: 19px; }
.hamburger .bar:nth-child(3) { top: 26px; }
/* 側欄開啟：讓漢堡退場，不會「擋到選單」 */
.menu-open .hamburger { opacity: 0; pointer-events: none; }

/* ========= Cards / Forms ========= */
.card {
  background: #151821;
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 12px;
  padding: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
}
.grid-3 {
  display: grid; gap: 12px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
@media (max-width: 900px){ .grid-3 { grid-template-columns: 1fr; } }

.kv { display:flex; align-items:center; justify-content:space-between; padding: 8px 0; border-bottom: 1px dashed rgba(255,255,255,.06); }
.kv:last-child { border-bottom: none; }
.kv span { opacity:.8; }

.info-row { display: grid; gap: 12px; grid-template-columns: 1fr; }
.info-card { background:#151821; border:1px solid rgba(255,255,255,.06); border-radius:12px; padding:12px; }
.info-title { font-weight:700; margin-bottom:6px; }
.hint { font-size: 12px; opacity: .7; }

.form-grid { display: grid; gap: 12px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.form-grid.slim label { display:flex; flex-direction:column; gap:6px; }
@media (max-width: 680px){ .form-grid { grid-template-columns: 1fr; } }

.form-row { display:flex; align-items:flex-end; gap: 12px; flex-wrap: wrap; }
.form-row.compact label { display:flex; flex-direction:column; gap:6px; }

input[type="text"], input[type="password"], input[type="number"], textarea {
  width: 100%; padding: 10px 12px; border-radius: 10px;
  background: #0f1218; border: 1px solid rgba(255,255,255,.08);
  transition: border-color .12s ease, box-shadow .12s ease;
}
input:disabled, textarea:disabled { opacity:.55; }
.input-short { width: 140px; }

.btn-row { display:flex; gap: 10px; align-items:center; flex-wrap: wrap; margin-top: 10px; }
.btn-row.end { justify-content: flex-end; }

.btn {
  padding: 10px 14px; border-radius: 10px; border: 1px solid rgba(255,255,255,.08);
  background: rgba(255,255,255,.06); color: #e8eef5; font-weight: 700;
}
.btn.primary { background: linear-gradient(90deg,#00ffc6 0%, #ff00e6 100%); color:#14161c; border: none; }
.btn.danger { background: #2a1218; border-color: rgba(255,99,121,.35); color: #ff6b81; }

/* Switch */
.switch { position: relative; display:inline-block; width: 44px; height: 24px; margin: 0 6px; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider {
  position:absolute; inset:0; background:#3a3f4b; border-radius:999px; transition: all .16s ease;
}
.slider::before {
  content:""; position:absolute; left:4px; top:4px; width:16px; height:16px;
  background:#cfd6e4; border-radius:50%; transition: transform .16s ease;
}
.switch input:checked + .slider { background:#00d08a; }
.switch input:checked + .slider::before { transform: translateX(20px); }
.switch-group { display:flex; align-items:center; gap:8px; }
.switch-text { opacity:.85; }

/* 邏輯模組 */
.logic-block .block-head { display:flex; align-items:center; justify-content:space-between; gap: 10px; margin-bottom: 8px; }
.logic-block .title { font-weight:800; display:flex; flex-direction:column; }
.logic-block .muted { font-size:12px; opacity:.7; }

/* 自製下拉 */
.select { position: relative; width: 120px; }
.select-btn {
  width: 100%; padding: 10px 12px; border-radius: 10px; background:#0f1218; border: 1px solid rgba(255,255,255,.08);
}
.select-list {
  position: absolute; left: 0; right: 0; top: calc(100% + 6px);
  margin: 0; padding: 6px; list-style: none; background: #0f1218; border: 1px solid rgba(255,255,255,.12);
  border-radius: 10px; display: none; z-index: 900;
}
.select.open .select-list { display: block; }
.select-list li { padding: 8px 10px; border-radius: 8px; }
.select-list li:hover { background: rgba(255,255,255,.06); }

/* ========= Game ========= */
.status { display:flex; align-items:center; gap:8px; }
.status-label { opacity:.8; }
.status-text { font-weight: 800; }

.led { display:inline-block; width:12px; height:12px; border-radius:50%; margin-left:6px; }
.led-red { background:#ff4d6d; }
.led-green { background:#00d08a; }
.led-yellow { background:#ffd166; }

.game-log-card { padding: 0; }
.log-head { padding: 10px 12px; font-weight: 700; border-bottom: 1px solid rgba(255,255,255,.08); }
.game-log { max-height: 42vh; overflow: auto; padding: 6px 8px; }
.game-log-entry {
  display: grid;
  grid-template-columns: auto auto 1fr auto;
  gap: 8px 10px;
  align-items: center;
  padding: 8px 10px;
  border-radius: 10px;
  margin: 6px 2px;
  line-height: 1.35;
  word-break: break-word;
}
.game-log-entry .idx { font-variant-numeric: tabular-nums; opacity: .85; }
.game-log-entry .time { font-variant-numeric: tabular-nums; opacity: .8; }
.game-log-entry .wl { font-weight: 700; letter-spacing: .5px; }
.game-log-entry .profit { font-variant-numeric: tabular-nums; font-weight: 700; }

.game-log-entry.win {
  background: rgba(0, 185, 110, .12);
  box-shadow: inset 4px 0 0 0 rgba(0, 185, 110, .9);
}
.game-log-entry.lose {
  background: rgba(220, 20, 60, .12);
  box-shadow: inset 4px 0 0 0 rgba(220, 20, 60, .9);
}
.game-log-entry.even {
  background: rgba(180, 190, 200, .12);
  box-shadow: inset 4px 0 0 0 rgba(180, 190, 200, .9);
}
.game-log-entry.win .wl, .game-log-entry.win .profit { color: #00d08a; }
.game-log-entry.lose .wl, .game-log-entry.lose .profit { color: #ff4d6d; }
.game-log-entry.even .wl, .game-log-entry.even .profit { color: #b8c2cc; }

@media (max-width: 480px) {
  .game-log-entry { grid-template-columns: auto 1fr auto; }
  .game-log-entry .time { grid-column: 2 / span 2; }
}

/* ========= Modal（單一版，含開/關動畫） ========= */
.modal {
  position: fixed; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,.45);
  backdrop-filter: saturate(140%) blur(2px);
  z-index: 1200;                 /* 高於側欄(1100)與背板(1050) */
  opacity: 0; visibility: hidden;
  transition: opacity .18s ease, visibility .18s ease;
}
.modal.open { opacity: 1; visibility: visible; }
.modal.closing { opacity: 0; visibility: hidden; }
.modal-box {
  width: min(92vw, 520px);
  background: #12121a;
  color: #fff;
  border-radius: 14px;
  box-shadow: 0 20px 60px rgba(0,0,0,.45), inset 0 0 0 1px rgba(255,255,255,.06);
  padding: 16px 16px 12px 16px;
  transform: scale(.98);
  opacity: 0;
  transition: transform .2s cubic-bezier(.2,.8,.2,1), opacity .2s ease;
}
.modal.open .modal-box { transform: scale(1); opacity: 1; }
.modal.closing .modal-box { transform: scale(.98); opacity: 0; }
.modal-title { margin: 6px 4px 10px; font-size: 18px; font-weight: 700; }
.modal-body { padding: 0 4px 8px; color: #cdd2d9; line-height: 1.6; }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; padding: 6px 4px 4px; }

/* ========= Toast ========= */
.toast-host {
  position: fixed; right: 16px; bottom: 16px; z-index: 1150;
  display: flex; flex-direction: column; gap: 8px;
}
.toast {
  display:flex; align-items:center; gap:10px;
  padding: 10px 12px; border-radius: 12px;
  background: #151821; border: 1px solid rgba(255,255,255,.08);
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
  transform: translateY(6px); opacity: 1;
}
.toast .dot { width: 10px; height: 10px; border-radius: 50%; display:inline-block; }
.toast-success .dot { background: #00d08a; }
.toast-error .dot { background: #ff4d6d; }
.toast-warn .dot { background: #ffd166; }