/* =============================================================
   Marvel Hero Rush TCG — Deck Builder
   Theme: 官方規則書設計語言（Dark Sci-Fi / Tactical HUD）
   - 深藍黑背景 + 藍圖網格 + 能量光暈
   - 霓虹青 (player/HUD) · 電光紅 (Marvel) · 金屬金 (highlight)
   - 科技 corner 裝飾 · 屬性色卡框
   ============================================================= */
:root {
  --bg: #050b14;
  --bg-glow-a: rgba(0, 120, 255, .16);
  --bg-glow-b: rgba(236, 29, 36, .07);
  --panel: #0c1626;
  --panel-2: #122036;
  --panel-3: #18294a;
  --border: #1e3354;
  --border-soft: #16273f;
  --text: #e9eff8;
  --muted: #8fa3bf;
  --cyan: #00e5ff;
  --cyan-dim: rgba(0, 229, 255, .35);
  --marvel-red: #ec1d24;
  --gold: #fbbf24;
  --ok: #3ddc84;
  --warn: #f5b82e;
  --bad: #ff5c5c;
  --red: #e23636;
  --yellow: #f0c000;
  --blue: #3d8bff;
  --green: #35c96a;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, "Segoe UI", "PingFang HK", "Microsoft YaHei", Roboto, sans-serif;
  background:
    radial-gradient(ellipse 80% 55% at 50% -8%, var(--bg-glow-a), transparent 62%),
    radial-gradient(ellipse 60% 45% at 96% 108%, var(--bg-glow-b), transparent 60%),
    var(--bg);
  color: var(--text);
  height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
}
/* blueprint grid overlay */
body::before {
  content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(rgba(0, 229, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, .045) 1px, transparent 1px);
  background-size: 44px 44px;
}
body.modal-open { overflow: hidden; }

/* ---------- Topbar ---------- */
.topbar {
  position: relative; z-index: 1;
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 20px;
  background: linear-gradient(180deg, rgba(14, 24, 44, .95), rgba(8, 15, 28, .92));
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 24px rgba(0, 0, 0, .45), inset 0 -1px 0 rgba(0, 229, 255, .14);
  gap: 12px; flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 12px; }
.logo {
  font-size: 26px; line-height: 1;
  filter: drop-shadow(0 0 8px rgba(0, 229, 255, .8)) drop-shadow(0 0 18px rgba(0, 229, 255, .35));
}
.topbar h1 {
  font-family: "Russo One", "Arial Black", sans-serif;
  font-size: 17px; margin: 0; letter-spacing: 1.2px;
  text-transform: uppercase;
}
.topbar h1 small { color: var(--cyan); font-weight: 400; font-size: 12px; letter-spacing: 2.5px; margin-left: 6px; }
.subtitle { margin: 3px 0 0; font-size: 11px; color: var(--muted); letter-spacing: .3px; }
.version-badge {
  align-self: flex-start;
  font-family: "Rajdhani", sans-serif; font-weight: 700; font-size: 11px; letter-spacing: 1px;
  color: var(--cyan); background: rgba(0, 229, 255, .08);
  border: 1px solid var(--cyan-dim); border-radius: 3px; padding: 2px 8px;
  text-shadow: 0 0 8px rgba(0, 229, 255, .5);
  box-shadow: 0 0 10px rgba(0, 229, 255, .12);
  white-space: nowrap;
  cursor: pointer;
}
.version-badge:hover { color: #fff; box-shadow: 0 0 14px rgba(0, 229, 255, .3); }
.top-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

.lang-wrap { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); }
.lang-wrap select {
  background: var(--panel-2); color: var(--text); border: 1px solid var(--border);
  padding: 6px 8px; border-radius: 6px; font-size: 12px;
}

/* ---------- Buttons (sci-fi angled) ---------- */
.btn {
  position: relative;
  background: linear-gradient(180deg, var(--panel-3), var(--panel-2));
  color: var(--text); border: 1px solid var(--border);
  padding: 7px 14px; border-radius: 4px; cursor: pointer; font-size: 13px; transition: .15s;
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
}
.btn:hover {
  border-color: var(--cyan); color: #fff;
  box-shadow: 0 0 14px rgba(0, 229, 255, .25), inset 0 0 10px rgba(0, 229, 255, .08);
}
.btn-danger:hover { border-color: var(--bad); color: var(--bad); box-shadow: 0 0 14px rgba(255, 92, 92, .3); }
.btn-primary {
  background: linear-gradient(180deg, #2b1e4a, #1b1233);
  border-color: #5a3d9e; color: #e6d9ff;
}
.btn-primary:hover { border-color: var(--gold); color: #fff; box-shadow: 0 0 14px rgba(251, 191, 36, .3); }
.btn:disabled { opacity: .4; cursor: not-allowed; box-shadow: none; }
.btn-sm { padding: 4px 10px; font-size: 12px; }

/* ---------- Layout ---------- */
.layout { flex: 1; display: grid; grid-template-columns: 1fr 380px; min-height: 0; position: relative; z-index: 1; }
.browser { padding: 16px; overflow-y: auto; border-right: 1px solid var(--border-soft); }
.deck-panel {
  background: linear-gradient(180deg, rgba(13, 24, 44, .92), rgba(8, 15, 28, .96));
  display: flex; flex-direction: column; min-height: 0;
  border-left: 1px solid var(--border-soft);
  transition: box-shadow .2s, background .2s;
}
.deck-panel.drag-over {
  background: linear-gradient(180deg, rgba(10, 42, 60, .95), rgba(8, 26, 46, .96));
  box-shadow: inset 0 0 0 2px var(--cyan), inset 0 0 40px rgba(0, 229, 255, .18);
}

/* ---------- View tabs ---------- */
.view-tabs { display: flex; gap: 8px; margin-bottom: 12px; }
.tab {
  background: var(--panel-2); color: var(--muted); border: 1px solid var(--border);
  padding: 5px 18px; border-radius: 3px; cursor: pointer; font-size: 13px; transition: .15s;
  letter-spacing: 1px;
  clip-path: polygon(6px 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%, 0 6px);
}
.tab:hover { color: var(--text); border-color: var(--cyan-dim); }
.tab.active {
  background: linear-gradient(180deg, rgba(0, 229, 255, .22), rgba(0, 229, 255, .08));
  color: var(--cyan); border-color: var(--cyan-dim);
  box-shadow: 0 0 12px rgba(0, 229, 255, .18);
  text-shadow: 0 0 8px rgba(0, 229, 255, .5);
}

/* ---------- Controls ---------- */
.controls { display: flex; gap: 8px; margin-bottom: 14px; flex-wrap: wrap; align-items: center; }
.controls input, .controls select {
  background: var(--panel-2); color: var(--text); border: 1px solid var(--border);
  padding: 8px 10px; border-radius: 6px; font-size: 13px; transition: border-color .15s, box-shadow .15s;
}
.controls input:focus, .controls select:focus { outline: none; border-color: var(--cyan-dim); box-shadow: 0 0 10px rgba(0, 229, 255, .15); }
.controls input[type="text"] { flex: 1; min-width: 160px; }
.fav-toggle { display: flex; align-items: center; gap: 5px; font-size: 12px; color: var(--muted); cursor: pointer; user-select: none; }

/* ---------- Card grid & tiles ---------- */
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px; }
.card {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px;
  overflow: hidden; cursor: pointer; transition: .18s; position: relative;
  box-shadow: 0 2px 10px rgba(0, 0, 0, .35);
  border-top: 3px solid var(--border);
}
.card:hover {
  transform: translateY(-3px);
  border-color: var(--cyan-dim);
  box-shadow: 0 8px 24px rgba(0, 0, 0, .5), 0 0 16px rgba(0, 229, 255, .18);
}
.card.dragging { opacity: .5; }
.card.is-fav { border-color: var(--gold); box-shadow: 0 0 12px rgba(251, 191, 36, .25); }
/* attribute frame colors */
.card.attr-Red { border-top-color: var(--red); }
.card.attr-Yellow { border-top-color: var(--yellow); }
.card.attr-Blue { border-top-color: var(--blue); }
.card.attr-Green { border-top-color: var(--green); }
.card .art {
  aspect-ratio: 63/88; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #0d1a30, #122036); overflow: hidden;
}
.card .art img { width: 100%; height: 100%; object-fit: cover; display: block; pointer-events: none; }
.card .meta { padding: 8px 10px; }
.card .cname { font-size: 13px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.card .ctags { font-size: 11px; color: var(--muted); margin-top: 3px; font-family: "Rajdhani", sans-serif; letter-spacing: .4px; }
.card .cmeta { margin-top: 5px; display: flex; gap: 5px; align-items: center; flex-wrap: wrap; }

/* badges on tiles */
.badges { position: absolute; top: 6px; right: 6px; display: flex; flex-direction: column; gap: 4px; z-index: 2; }
.badge {
  font-size: 10px; font-weight: 700; min-width: 20px; text-align: center;
  padding: 1px 5px; border-radius: 3px; box-shadow: 0 1px 4px rgba(0, 0, 0, .6);
}
.badge-fav { background: var(--gold); color: #1a1200; }
.badge-owned { background: var(--blue); color: #fff; }
.badge-deck { background: var(--cyan); color: #00222b; }

.chip { font-size: 10px; padding: 1px 7px; border-radius: 3px; letter-spacing: .5px; }
.chip-attr { color: #fff; text-shadow: 0 1px 2px rgba(0,0,0,.5); }
.chip-Red { background: linear-gradient(180deg, #ff5252, #c62828); }
.chip-Yellow { background: linear-gradient(180deg, #ffd740, #b8860b); color: #221a00; }
.chip-Blue { background: linear-gradient(180deg, #64b5f6, #1565c0); }
.chip-Green { background: linear-gradient(180deg, #66bb6a, #1b8a3d); }
.rar { display: inline-block; font-size: 10px; padding: 1px 6px; border-radius: 3px; font-weight: 700; letter-spacing: .5px; }
.rar-R { background: #2a3242; color: #b8c4d4; }
.rar-SR { background: linear-gradient(180deg, #4a5a8a, #2a3a5a); color: #a8c8ff; }
.rar-GR { background: linear-gradient(180deg, #8a6a1a, #5a4a00); color: #ffe9a8; }
.rar-MR { background: linear-gradient(180deg, #3a7a4a, #1e4a2e); color: #b8f0c8; }
.rar-UR { background: linear-gradient(180deg, #7a3a9a, #4a2a5a); color: #e8c8ff; }
.rar-SEC { background: linear-gradient(180deg, #9a3a2a, #5a2a1a); color: #ffc8b8; }

/* ---------- Deck panel ---------- */
.deck-header {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-soft);
  background: linear-gradient(180deg, rgba(0, 229, 255, .06), transparent);
}
.deck-header h2 { margin: 0; font-size: 16px; letter-spacing: 2px; text-transform: uppercase; }
.deck-count { font-size: 13px; color: var(--cyan); font-weight: 700; letter-spacing: 1px; text-shadow: 0 0 10px rgba(0, 229, 255, .5); }
.deck-head-left { display: flex; align-items: center; gap: 6px; min-width: 0; }
.deck-head-left select {
  background: var(--panel-2); color: var(--text); border: 1px solid var(--border);
  padding: 6px 8px; border-radius: 6px; font-size: 13px; max-width: 165px;
}
.validation { padding: 10px 14px; font-size: 12px; border-bottom: 1px solid var(--border-soft); min-height: 40px; }
.validation .ok { color: var(--ok); text-shadow: 0 0 8px rgba(61, 220, 132, .4); }
.validation .warn { color: var(--warn); }
.validation .bad { color: var(--bad); }

.deck-stats { display: flex; flex-wrap: wrap; gap: 6px; padding: 10px 14px; border-bottom: 1px solid var(--border-soft); }
.stat-chip {
  font-size: 11px; background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 3px; padding: 3px 9px; color: var(--muted); letter-spacing: .3px;
}
.stat-chip b { color: var(--text); }

.deck-list { flex: 1; overflow-y: auto; padding: 8px 14px; }
.deck-row { display: flex; align-items: center; gap: 8px; padding: 6px 0; border-bottom: 1px solid rgba(30, 51, 84, .5); }
.dthumb { width: 36px; height: 50px; object-fit: cover; border-radius: 4px; border: 1px solid var(--border); flex: none; box-shadow: 0 2px 6px rgba(0,0,0,.4); }
.deck-row .dname { flex: 1; font-size: 13px; }
.deck-row .dname small { color: var(--muted); display: block; font-size: 10px; font-family: "Rajdhani", sans-serif; letter-spacing: .4px; }
.qty { display: flex; align-items: center; gap: 6px; }
.qty button {
  width: 22px; height: 22px; border-radius: 4px; border: 1px solid var(--border);
  background: var(--panel-2); color: var(--text); cursor: pointer; transition: .15s;
}
.qty button:hover { border-color: var(--cyan); color: var(--cyan); }
.qty span { min-width: 18px; text-align: center; font-size: 13px; font-weight: 700; }

.share-box { padding: 12px 14px; border-top: 1px solid var(--border-soft); }
.share-box label { font-size: 11px; color: var(--muted); }
.share-box textarea {
  width: 100%; margin-top: 6px; background: var(--panel-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 6px; padding: 8px; font-size: 11px; resize: vertical;
}
.share-box textarea:focus { outline: none; border-color: var(--cyan-dim); }

/* ---------- Deck manager modal ---------- */
.modal-sm { max-width: 560px; }
.modal-sm .modal-info { padding: 22px; gap: 12px; }
.modal-sm h2 { margin: 0; }
#dm-list { display: flex; flex-direction: column; gap: 8px; }
.dm-row {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 6px; padding: 10px 12px;
  transition: border-color .15s;
}
.dm-row:hover { border-color: var(--cyan-dim); }
.dm-row.dm-current { border-color: var(--cyan-dim); box-shadow: inset 3px 0 0 var(--cyan); }
.dm-info { min-width: 0; }
.dm-name { font-size: 14px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.dm-count { font-size: 11px; color: var(--muted); }
.dm-actions { display: flex; gap: 6px; flex: none; flex-wrap: wrap; justify-content: flex-end; }

/* ---------- Welcome / info overlay ---------- */
.modal-welcome { max-width: 720px; }
.wl-side {
  background:
    radial-gradient(ellipse at 50% 15%, rgba(0, 229, 255, .16), transparent 60%),
    linear-gradient(180deg, #0e1c36, #0a1324);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 6px; padding: 24px 18px; text-align: center;
  border-right: 1px solid var(--border-soft);
}
.wl-logo { font-size: 52px; line-height: 1; filter: drop-shadow(0 0 14px rgba(0, 229, 255, .9)) drop-shadow(0 0 30px rgba(0, 229, 255, .4)); }
.wl-title { font-family: "Russo One", sans-serif; font-size: 19px; letter-spacing: 2px; color: #fff; }
.wl-sub { font-family: "Rajdhani", sans-serif; font-size: 13px; letter-spacing: 4px; color: var(--cyan); }
.wl-version {
  margin-top: 10px; font-family: "Rajdhani", sans-serif; font-weight: 700; font-size: 13px; letter-spacing: 1px;
  color: var(--cyan); border: 1px solid var(--cyan-dim); border-radius: 3px; padding: 3px 12px;
  background: rgba(0, 229, 255, .07); text-shadow: 0 0 8px rgba(0, 229, 255, .5);
}
.wl-info { max-height: 88vh; overflow-y: auto; }
.wl-section { margin-top: 6px; }
.wl-section h3 {
  margin: 0 0 6px; font-size: 13px; letter-spacing: 1.5px; color: var(--cyan);
  text-transform: uppercase; border-bottom: 1px solid var(--border-soft); padding-bottom: 4px;
}
.wl-list { margin: 0; padding-left: 18px; font-size: 13px; line-height: 1.7; color: var(--text); }
.wl-changelog { display: inline-block; margin-top: 6px; font-size: 12px; color: var(--cyan); text-decoration: none; border-bottom: 1px dashed var(--cyan-dim); }
.wl-changelog:hover { color: #fff; }
.wl-disclaimer { margin: 0; font-size: 12px; line-height: 1.65; color: var(--muted); }
.wl-credit { margin: 0; font-size: 12px; line-height: 1.7; color: var(--text); }
.wl-actions { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 14px; flex-wrap: wrap; }
.wl-dontshow { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); cursor: pointer; user-select: none; }

/* ---------- Card detail modal ---------- */
.modal-overlay {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(3, 7, 14, .82);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.modal-overlay[hidden] { display: none; }
.modal {
  background: linear-gradient(180deg, #0e1a2e, #0a1424);
  border: 1px solid var(--border); border-radius: 10px;
  max-width: 780px; width: 100%; max-height: 90vh; overflow-y: auto;
  position: relative; box-shadow: 0 24px 70px rgba(0, 0, 0, .7), 0 0 40px rgba(0, 229, 255, .08);
}
/* tech corner brackets */
.modal::before, .modal::after {
  content: ""; position: absolute; width: 22px; height: 22px; pointer-events: none; z-index: 3;
}
.modal::before { top: -1px; left: -1px; border-top: 2px solid var(--cyan); border-left: 2px solid var(--cyan); border-top-left-radius: 10px; }
.modal::after { bottom: -1px; right: -1px; border-bottom: 2px solid var(--cyan); border-right: 2px solid var(--cyan); border-bottom-right-radius: 10px; }
.modal-close {
  position: absolute; top: 10px; right: 12px; z-index: 5;
  background: var(--panel-2); color: var(--text); border: 1px solid var(--border);
  width: 32px; height: 32px; border-radius: 50%; font-size: 18px; cursor: pointer; line-height: 1;
}
.modal-close:hover { border-color: var(--bad); color: var(--bad); box-shadow: 0 0 12px rgba(255, 92, 92, .3); }
.modal-body { display: grid; grid-template-columns: 300px 1fr; gap: 0; }
.modal-art-wrap {
  background:
    radial-gradient(ellipse at 50% 20%, rgba(0, 229, 255, .1), transparent 60%),
    linear-gradient(135deg, #0d1a30, #0a1424);
  display: flex; align-items: center; justify-content: center; padding: 18px;
}
.modal-art-wrap img {
  width: 100%; max-width: 264px; border-radius: 8px;
  box-shadow: 0 10px 36px rgba(0, 0, 0, .65), 0 0 24px rgba(0, 229, 255, .12);
}
.modal-info { padding: 20px 22px; display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.modal-no { font-size: 11px; color: var(--muted); letter-spacing: 1px; font-family: "Rajdhani", sans-serif; }
.modal-name { margin: 0; font-size: 20px; line-height: 1.3; }
.modal-chips { display: flex; gap: 6px; flex-wrap: wrap; }
.modal-details { margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 4px 14px; }
.modal-details > div { display: flex; gap: 8px; border-bottom: 1px dashed rgba(30, 51, 84, .7); padding: 3px 0; }
.modal-details dt { color: var(--muted); font-size: 12px; min-width: 58px; }
.modal-details dd { margin: 0; font-size: 13px; }
.modal-effect {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 6px; padding: 10px 12px;
  border-left: 3px solid var(--cyan-dim);
}
.modal-effect-label { font-size: 11px; color: var(--cyan); letter-spacing: 1px; margin-bottom: 5px; text-transform: uppercase; }
#modal-effect-text { font-size: 13px; line-height: 1.55; white-space: pre-wrap; word-break: break-word; }
.modal-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 4px; }
.owned-ctl, .deck-ctl { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); }
.owned-ctl { margin-left: auto; }
.owned-ctl .btn, .deck-ctl .btn { width: 26px; height: 26px; padding: 0; font-size: 14px; }
#owned-count, #deck-count-modal { min-width: 20px; text-align: center; font-size: 14px; color: var(--text); font-weight: 700; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(180deg, #14223a, #0d1628);
  border: 1px solid var(--cyan-dim); color: var(--text);
  padding: 10px 18px; border-radius: 6px; font-size: 13px; z-index: 200;
  box-shadow: 0 8px 30px rgba(0, 0, 0, .55), 0 0 18px rgba(0, 229, 255, .15);
  letter-spacing: .3px;
}

/* scrollbars */
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #1e3354; border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: #2a4a7a; }

@media (max-width: 720px) {
  .layout { grid-template-columns: 1fr; }
  .deck-panel { border-top: 1px solid var(--border-soft); max-height: 40vh; }
  .modal-body { grid-template-columns: 1fr; }
  .modal-art-wrap img { max-width: 200px; }
}