/* ============================================================
   C++ 竞考闯关 · CYBERPUNK HUD THEME
   base #0a0a0f / cyan #00f0ff / magenta #ff0080 / yellow #ffe600
   body[data-theme="amber"] 可整体切换为琥珀单色管
   ============================================================ */
:root {
  --bg: #0a0a0f;
  --panel: #0e1019;
  --panel2: #090b12;
  --line: #1e2337;
  --line2: #2a3050;
  --text: #d7dcec;
  --muted: #6b7590;
  --cyan: #00f0ff;
  --magenta: #ff0080;
  --yellow: #ffe600;
  --mono: "JetBrains Mono", "Cascadia Code", "Noto Sans Mono CJK SC", "Sarasa Mono SC", "Microsoft YaHei", ui-monospace, monospace;
}
body[data-theme="amber"] { --cyan: #ffb000; }

* { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }

html { scrollbar-color: #20263c #0a0a0f; }

body {
  min-height: 100vh;
  color: var(--text);
  font-family: var(--mono);
  line-height: 1.7;
  letter-spacing: .02em;
  background:
    radial-gradient(1000px 600px at 70% -10%, color-mix(in srgb, var(--cyan) 5%, transparent), transparent 60%),
    radial-gradient(900px 600px at 8% 108%, rgba(255, 0, 128, .045), transparent 60%),
    repeating-linear-gradient(0deg, color-mix(in srgb, var(--cyan) 2.4%, transparent) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(90deg, color-mix(in srgb, var(--cyan) 2.4%, transparent) 0 1px, transparent 1px 48px),
    var(--bg);
}

::selection { background: color-mix(in srgb, var(--cyan) 35%, transparent); color: #fff; }

/* ---------- 全页扫描线 + 移动光束 ---------- */
.scanlines {
  position: fixed; inset: 0; z-index: 70; pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(0, 0, 0, .2) 0 1px, transparent 1px 3px);
}
.scanlines::after {
  content: ""; position: absolute; left: 0; right: 0; top: -160px; height: 160px;
  background: linear-gradient(180deg,
    transparent, color-mix(in srgb, var(--cyan) 4%, transparent) 42%,
    color-mix(in srgb, var(--cyan) 8.5%, transparent) 50%,
    color-mix(in srgb, var(--cyan) 4%, transparent) 58%, transparent);
  animation: beam 6.5s linear infinite;
}
@keyframes beam { to { transform: translateY(calc(100vh + 320px)); } }

.wrap { max-width: 1020px; margin: 0 auto; padding: 0 22px 70px; position: relative; z-index: 1; }

/* ---------- HUD 切角面板基元 ---------- */
.cut {
  --cut: 16px;
  --nc: color-mix(in srgb, var(--cyan) 55%, transparent);
  position: relative;
  padding: 1px;
  background: var(--nc);
  clip-path: polygon(var(--cut) 0, 100% 0, 100% calc(100% - var(--cut)),
    calc(100% - var(--cut)) 100%, 0 100%, 0 var(--cut));
}
.cut::before {
  content: ""; position: absolute; inset: 1px; background: linear-gradient(180deg, #0e1019, #0a0c13);
  clip-path: polygon(calc(var(--cut) - 1px) 0, 100% 0, 100% calc(100% - var(--cut) + 1px),
    calc(100% - var(--cut) + 1px) 100%, 0 100%, 0 calc(var(--cut) - 1px));
}
.cut > * { position: relative; z-index: 1; }
.cut::after {
  content: ""; position: absolute; z-index: 2; top: 0; right: 0; width: 15px; height: 15px;
  border-top: 2px solid var(--nc); border-right: 2px solid var(--nc);
}

/* ---------- 顶部系统条 ---------- */
.sysbar {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  padding: 10px 2px; border-bottom: 1px solid var(--line);
  font-size: 10.5px; letter-spacing: .14em; color: var(--muted);
}
.sysbar b { color: var(--cyan); font-weight: 600; }
.sysbar-r { display: inline-flex; align-items: center; gap: 16px; }
.syslink {
  border: 0; background: none; color: var(--muted);
  font: inherit; letter-spacing: .14em; cursor: pointer; padding: 2px 4px;
  transition: color .15s ease;
}
.syslink:hover { color: var(--cyan); text-shadow: 0 0 8px color-mix(in srgb, var(--cyan) 60%, transparent); }
.dot-live {
  display: inline-block; width: 7px; height: 7px; margin-right: 8px; vertical-align: 1px;
  background: var(--cyan); box-shadow: 0 0 8px var(--cyan);
  animation: blink 1.6s steps(2) infinite;
}
@keyframes blink { 50% { opacity: .12; } }

/* ---------- 头部 ---------- */
.hero { text-align: center; padding: 34px 0 8px; }

.logo {
  --cut: 14px; --nc: color-mix(in srgb, var(--cyan) 85%, transparent);
  width: 72px; height: 72px; margin: 0 auto 20px;
  display: grid; place-items: center;
  font-size: 22px; font-weight: 800; color: var(--cyan);
  text-shadow: 0 0 16px color-mix(in srgb, var(--cyan) 90%, transparent);
  background: linear-gradient(180deg, color-mix(in srgb, var(--cyan) 10%, transparent), color-mix(in srgb, var(--cyan) 2%, transparent));
}

h1 {
  font-size: clamp(26px, 5vw, 42px);
  font-weight: 800; letter-spacing: .08em; color: #eef2ff;
  text-shadow: 0 0 18px color-mix(in srgb, var(--cyan) 35%, transparent);
}
/* glitch：clip-path 切片抖动 */
.glitch { position: relative; }
.glitch::before, .glitch::after {
  content: attr(data-text); position: absolute; inset: 0;
  width: 100%; overflow: hidden; pointer-events: none; opacity: 0;
}
.glitch::before { color: var(--cyan); z-index: -1; animation: g1 3.4s infinite; }
.glitch::after  { color: var(--magenta); z-index: -2; animation: g2 2.9s infinite; }
@keyframes g1 {
  0%, 88% { opacity: 0; clip-path: inset(0 0 100% 0); transform: none; }
  89% { opacity: 1; clip-path: inset(12% 0 58% 0); transform: translate(-3px, -1px); }
  92% { opacity: 1; clip-path: inset(55% 0 18% 0); transform: translate(3px, 1px); }
  95%, 100% { opacity: 0; clip-path: inset(0 0 100% 0); transform: none; }
}
@keyframes g2 {
  0%, 90% { opacity: 0; clip-path: inset(100% 0 0 0); transform: none; }
  91% { opacity: 1; clip-path: inset(64% 0 8% 0); transform: translate(3px, 0); }
  94% { opacity: 1; clip-path: inset(8% 0 72% 0); transform: translate(-3px, 0); }
  97%, 100% { opacity: 0; clip-path: inset(100% 0 0 0); transform: none; }
}

.sub { color: var(--muted); margin-top: 10px; font-size: 12.5px; letter-spacing: .06em; }

/* 答题/后台视图下收起全局 hero，保持 HUD 干净 */
body[data-view="quiz"] .hero,
body[data-view="admin"] .hero { display: none; }

/* ---------- 翻牌计数器 ---------- */
.dg { display: inline-block; transform-origin: 50% 85%; }
.dg.flip { animation: dgflip .4s cubic-bezier(.2, .75, .25, 1); }
@keyframes dgflip {
  0% { transform: rotateX(-92deg); opacity: 0; filter: brightness(2.2); }
  55% { opacity: 1; }
  100% { transform: rotateX(0); opacity: 1; filter: none; }
}
.num { color: var(--cyan); font-weight: 700; }

.stats { margin-top: 24px; display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.stat {
  display: inline-flex; align-items: baseline; gap: 10px;
  border: 1px solid var(--line2); padding: 7px 16px;
  background: linear-gradient(180deg, color-mix(in srgb, var(--cyan) 4%, transparent), transparent);
}
.stat-l { font-size: 10px; color: var(--muted); letter-spacing: .22em; }
.stat-n {
  color: var(--cyan); font-weight: 700; font-size: 15px; min-width: 2ch;
  text-shadow: 0 0 10px color-mix(in srgb, var(--cyan) 50%, transparent);
}

/* ---------- 筛选区（六边形指示器） ---------- */
.filters { margin-top: 30px; display: flex; flex-direction: column; gap: 12px; }
.filter-row { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; align-items: center; }
.f-label { font-size: 10.5px; color: var(--muted); letter-spacing: .25em; }

.fchip {
  --hc: 15px;
  position: relative; padding: 1px; border: 0; cursor: pointer; font-family: inherit;
  background: #2a3152;
  clip-path: polygon(var(--hc) 0, calc(100% - var(--hc)) 0, 100% 50%,
    calc(100% - var(--hc)) 100%, var(--hc) 100%, 0 50%);
}
.fchip::before {
  content: ""; position: absolute; inset: 1px; background: #0b0d16;
  clip-path: polygon(calc(var(--hc) - 1px) 0, calc(100% - var(--hc) + 1px) 0, calc(100% - 1px) 50%,
    calc(100% - var(--hc) + 1px) 100%, calc(var(--hc) - 1px) 100%, 1px 50%);
}
.hx {
  position: relative; z-index: 1;
  display: flex; align-items: baseline; gap: 7px;
  padding: 7px 17px; font-size: 12.5px; color: #9aa3bf;
  transition: color .15s ease;
}
.fchip:hover .hx { color: var(--cyan); }
.fchip.on { background: var(--cyan); }
.fchip.on::before { background: color-mix(in srgb, var(--cyan) 16%, #05070c); }
.fchip.on .hx { color: var(--cyan); font-weight: 700; text-shadow: 0 0 10px color-mix(in srgb, var(--cyan) 60%, transparent); }
.f-n { font-style: normal; font-size: 10px; opacity: .7; }

/* ---------- 关卡卡片 ---------- */
.grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px; margin-top: 30px;
}
.card {
  display: flex; flex-direction: column; gap: 7px;
  text-align: left; padding: 20px 18px 16px; border: 0;
  cursor: pointer; font-family: inherit; color: inherit;
  transition: transform .15s ease;
}
.card::before { background: linear-gradient(180deg, #0e1120, #0a0c14); }
.card:hover { transform: translateY(-3px); }
.card:hover::before { background: linear-gradient(180deg, #151a33, #0b0d18); }
.card:active { transform: translateY(-1px); }

.lv-code { font-size: 10px; color: var(--acc, var(--cyan)); letter-spacing: .28em; }
.lv-name { font-size: 19px; font-weight: 800; color: #eef1fb; letter-spacing: .06em; }
.lv-desc { font-size: 11.5px; color: var(--muted); min-height: 2.8em; }
.lv-meta { font-size: 10.5px; color: #8892ad; letter-spacing: .04em; }
.lv-go { margin-top: auto; padding-top: 6px; font-size: 11.5px; color: var(--acc, var(--cyan)); letter-spacing: .12em; }
.card-empty { opacity: .35; cursor: not-allowed; }
.card-empty:hover { transform: none; }

.note { margin-top: 22px; text-align: center; font-size: 11px; color: #525c78; letter-spacing: .05em; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-block;
  border: 1px solid #2c3352; background: #0d1019; color: #cfd6ea;
  padding: 10px 22px; font-size: 12.5px; font-weight: 700; letter-spacing: .1em;
  cursor: pointer; font-family: inherit; transition: all .15s ease;
}
.btn:hover:not(:disabled) {
  border-color: var(--cyan); color: var(--cyan);
  box-shadow: 0 0 14px color-mix(in srgb, var(--cyan) 22%, transparent),
              inset 0 0 12px color-mix(in srgb, var(--cyan) 7%, transparent);
}
.btn:active:not(:disabled) { transform: scale(.97); }
.btn:disabled { opacity: .35; cursor: not-allowed; }
.btn-primary { border-color: color-mix(in srgb, var(--cyan) 70%, transparent); color: var(--cyan); background: color-mix(in srgb, var(--cyan) 7%, transparent); }
.btn-sm { padding: 5px 12px; font-size: 11px; }
.btn-ghost { background: transparent; border-color: transparent; color: var(--muted); padding: 6px 10px; font-size: 11px; }
.btn-ghost:hover:not(:disabled) { border-color: var(--line2); color: var(--cyan); box-shadow: none; }
.btn-danger { border-color: rgba(255, 0, 128, .6); color: var(--magenta); background: rgba(255, 0, 128, .06); }
.btn-danger:hover:not(:disabled) { border-color: var(--magenta); color: var(--magenta);
  box-shadow: 0 0 14px rgba(255, 0, 128, .25); }

/* ---------- 输入框 ---------- */
.inp {
  background: #0b0d16; border: 1px solid var(--line2); color: var(--text);
  font-family: var(--mono); font-size: 12.5px; letter-spacing: .03em;
  padding: 8px 10px; min-width: 0;
}
.inp:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 10px color-mix(in srgb, var(--cyan) 25%, transparent); }
.inp-sm { padding: 6px 8px; font-size: 11.5px; width: 110px; }
select.inp { cursor: pointer; }

/* ---------- 答题页 ---------- */
.quiz-top { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; padding: 14px 0 0; }

.chip {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--line2); padding: 4px 12px;
  font-size: 11px; letter-spacing: .12em; color: #9aa3bf;
  background: rgba(13, 16, 25, .85);
}
.chip-lv { color: var(--cyan); border-color: color-mix(in srgb, var(--cyan) 45%, transparent); font-weight: 700; }
.chip-cat { color: var(--cyan); border-color: color-mix(in srgb, var(--cyan) 40%, transparent); }
.chip-src { color: var(--yellow); border-color: rgba(255, 230, 0, .3); }
.chip-score { color: var(--cyan); border-color: color-mix(in srgb, var(--cyan) 45%, transparent); }
.chip-new { color: var(--magenta); border-color: rgba(255, 0, 128, .55); font-weight: 800; letter-spacing: .2em;
  text-shadow: 0 0 10px rgba(255, 0, 128, .6); }
.chip-kind { color: var(--magenta); border-color: rgba(255, 0, 128, .4); }

.progress { height: 8px; border: 1px solid var(--line2); background: #0b0d16; margin-top: 14px; padding: 1px; }
.bar {
  height: 100%; width: 0;
  background: repeating-linear-gradient(90deg, var(--cyan) 0 12px, transparent 12px 16px);
  box-shadow: 0 0 12px color-mix(in srgb, var(--cyan) 45%, transparent);
  transition: width .35s steps(8);
}

.qcard { --cut: 18px; --nc: color-mix(in srgb, var(--cyan) 40%, transparent); margin-top: 16px; padding: 20px 18px 14px; }

.anim { animation: rise .28s ease both; }
@keyframes rise {
  from { opacity: 0; transform: translateY(9px); }
  to { opacity: 1; transform: translateY(0); }
}

.qtext { margin-top: 12px; font-size: 15.5px; font-weight: 600; color: #eaeefb; }
.qtext.sm { font-size: 13.5px; font-weight: 500; margin-top: 10px; }

/* ---------- 终端代码块 ---------- */
.code { border: 1px solid var(--line2); background: #06070c; margin: 14px 0 4px; }
.code-head {
  display: flex; align-items: center; gap: 8px; padding: 7px 12px;
  border-bottom: 1px solid var(--line);
  font-size: 10px; color: var(--muted); letter-spacing: .18em;
}
.code-head::before { content: "●●●"; color: #2c3352; letter-spacing: 2px; }
.code-title::before { content: "TERMINAL // "; color: #3d4560; }
.code pre {
  padding: 13px 15px; overflow-x: auto;
  font-family: var(--mono); font-size: 13px; line-height: 1.75; color: #c9d1e6;
}
.review .code pre { font-size: 12px; }
.tk-c { color: #414a63; font-style: italic; }
.tk-s { color: var(--yellow); }
.tk-p { color: var(--cyan); }
.tk-k { color: var(--magenta); }
.tk-l { color: var(--cyan); }
.tk-d { color: var(--yellow); }

/* ---------- 选项 ---------- */
#q-opts { margin-top: 14px; display: flex; flex-direction: column; gap: 8px; }
.opt {
  display: flex; gap: 12px; align-items: flex-start; width: 100%; text-align: left;
  border: 1px solid var(--line); border-left: 3px solid var(--line);
  background: rgba(9, 11, 18, .9); color: var(--text);
  padding: 11px 14px; cursor: pointer; font-family: inherit;
  transition: all .12s ease;
}
.opt:hover:not(:disabled) {
  border-color: var(--cyan); border-left-color: var(--cyan);
  background: color-mix(in srgb, var(--cyan) 5%, transparent); color: #fff;
}
.opt .key {
  flex: none; width: 24px; height: 24px; display: grid; place-items: center;
  border: 1px solid var(--line2); font-size: 11px; color: var(--muted);
}
.opt .txt { flex: 1; font-size: 14px; }
.opt.mono .txt { font-family: var(--mono); font-size: 12.5px; line-height: 1.7; }
.opt:disabled { cursor: default; }

.opt.correct { border-color: var(--cyan); border-left-color: var(--cyan); background: color-mix(in srgb, var(--cyan) 9%, transparent); }
.opt.correct .key { background: var(--cyan); border-color: var(--cyan); color: #0a0a0f; font-weight: 800; }
.opt.wrong { border-color: var(--magenta); border-left-color: var(--magenta); background: rgba(255, 0, 128, .07); }
.opt.wrong .key { background: var(--magenta); border-color: var(--magenta); color: #1c0310; font-weight: 800; }
.opt.dim { opacity: .35; }

/* ---------- 判定反馈 ---------- */
.feedback {
  position: relative;
  margin-top: 16px; border: 1px solid var(--line2); border-left: 3px solid var(--cyan);
  background: color-mix(in srgb, var(--cyan) 5%, transparent); padding: 12px 16px;
}
.feedback.bad { border-left-color: var(--magenta); background: rgba(255, 0, 128, .06); }
.fb-title { font-weight: 800; font-size: 12.5px; letter-spacing: .18em; color: var(--cyan); margin-bottom: 6px; }
.feedback.bad .fb-title { color: var(--magenta); }
.fb-exp { font-size: 13.5px; color: #b9c2da; }
.fb-src { margin-top: 8px; font-size: 10.5px; color: var(--muted); letter-spacing: .08em; }

/* +CR 飘字 */
.cr-float {
  position: absolute; right: 18px; top: 10px;
  color: var(--yellow); font-size: 13px; font-weight: 800; letter-spacing: .1em;
  text-shadow: 0 0 10px rgba(255, 230, 0, .6);
  animation: crfloat 1.4s ease-out forwards;
  pointer-events: none;
}
@keyframes crfloat {
  0% { opacity: 0; transform: translateY(6px); }
  25% { opacity: 1; }
  100% { opacity: 0; transform: translateY(-18px); }
}

/* ---------- 道具条 ---------- */
.q-actions { display: flex; justify-content: space-between; align-items: flex-end; gap: 10px; margin-top: 16px; min-height: 34px; }
#item-bar { display: flex; flex-wrap: wrap; gap: 8px; }
.item-btn {
  border: 1px solid rgba(255, 230, 0, .45); background: rgba(255, 230, 0, .05);
  color: var(--yellow); font-family: inherit; font-size: 10.5px; font-weight: 700;
  letter-spacing: .1em; padding: 5px 10px; cursor: pointer; transition: all .15s ease;
}
.item-btn:hover:not(:disabled) { background: rgba(255, 230, 0, .12); box-shadow: 0 0 10px rgba(255, 230, 0, .25); }
.item-btn:disabled { opacity: .3; cursor: not-allowed; }

.kbd-hint { margin-top: 14px; text-align: center; font-size: 10px; color: var(--muted); letter-spacing: .18em; }
kbd {
  font-family: var(--mono); font-size: 10px; color: #9aa3bf;
  border: 1px solid var(--line2); border-bottom-width: 2px;
  padding: 1px 6px; background: #0d1019;
}

/* ---------- 结果页 ---------- */
.result-hero { --cut: 22px; --nc: color-mix(in srgb, var(--cyan) 50%, transparent); margin-top: 28px; text-align: center; padding: 32px 22px 26px; }
.grade { font-size: 14px; font-weight: 800; letter-spacing: .3em; color: var(--yellow); }
.score-big { margin-top: 8px; font-size: 56px; font-weight: 800; line-height: 1.2; }
.score-big #res-score { color: var(--cyan); text-shadow: 0 0 26px color-mix(in srgb, var(--cyan) 55%, transparent); }
.res-total { color: var(--muted); font-size: 22px; margin-left: 12px; }
.res-meta { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.res-actions { margin-top: 22px; display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }

.review-title { margin: 32px 0 12px; font-size: 12px; letter-spacing: .3em; color: var(--muted); }
.review { display: flex; flex-direction: column; gap: 12px; }
.rev-item { --cut: 12px; --nc: color-mix(in srgb, var(--cyan) 30%, transparent); padding: 16px 16px 13px; }
.rev-no { --nc: rgba(255, 0, 128, .45); }
.rev-ans { margin-top: 8px; font-size: 13px; }
.ans-ok { color: var(--cyan); }
.ans-no { color: var(--magenta); }
.review .fb-exp { margin-top: 10px; font-size: 12.5px; border-top: 1px dashed var(--line); padding-top: 8px; }

/* ---------- 商城 ---------- */
.shop-hint { margin-top: 16px; font-size: 11.5px; color: var(--muted); border: 1px dashed var(--line2); padding: 10px 14px; letter-spacing: .04em; }
.prod-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 14px; margin-top: 18px; }
.prod { --cut: 14px; --nc: color-mix(in srgb, var(--cyan) 35%, transparent); padding: 16px 15px 13px; display: flex; flex-direction: column; gap: 7px; }
.prod-off { --nc: rgba(255, 0, 128, .4); }
.prod-kind { align-self: flex-start; }
.prod-name { font-size: 15px; font-weight: 800; color: #eef1fb; letter-spacing: .04em; }
.prod-desc { font-size: 11.5px; color: var(--muted); min-height: 3.2em; }
.prod-foot { margin-top: auto; display: flex; justify-content: space-between; align-items: center; gap: 8px; padding-top: 6px; }
.prod-price { color: var(--yellow); font-weight: 800; font-size: 14px; letter-spacing: .06em; }
.prod-stock { font-size: 10px; color: var(--muted); letter-spacing: .1em; }
.prod-owned-tag { font-size: 10.5px; color: var(--cyan); letter-spacing: .15em; }

.inv-list { display: flex; flex-direction: column; gap: 10px; }
.inv-item {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
  border: 1px solid var(--line); border-left: 3px solid color-mix(in srgb, var(--cyan) 45%, transparent);
  background: rgba(9, 11, 18, .85); padding: 10px 14px;
}
.inv-item .inv-name { font-weight: 700; color: #e6eafa; font-size: 13px; }
.inv-item .inv-desc { font-size: 11px; color: var(--muted); flex: 1; min-width: 160px; }
.inv-item .inv-cnt { font-size: 11px; color: var(--yellow); letter-spacing: .1em; }
.inv-empty { font-size: 11.5px; color: var(--muted); border: 1px dashed var(--line); padding: 12px; text-align: center; letter-spacing: .08em; }

/* ---------- 管理后台 ---------- */
.admin-box { --cut: 16px; --nc: rgba(255, 0, 128, .5); margin-top: 18px; padding: 22px 20px 18px; max-width: 560px; }
.admin-hint { font-size: 11.5px; color: var(--muted); margin: 8px 0 14px; letter-spacing: .04em; }
.admin-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.admin-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; align-items: end; }
.admin-grid .f-label { display: flex; flex-direction: column; gap: 6px; letter-spacing: .12em; }
.admin-grid .btn-add { align-self: end; }
.admin-err { margin-top: 12px; font-size: 11.5px; color: var(--magenta); letter-spacing: .12em; text-shadow: 0 0 8px rgba(255, 0, 128, .5); }

.admin-sec { --cut: 14px; --nc: color-mix(in srgb, var(--cyan) 35%, transparent); margin-top: 16px; padding: 18px 16px 15px; }
.sec-title { font-size: 11px; font-weight: 800; color: var(--cyan); letter-spacing: .25em; margin-bottom: 12px; }

.ap-row {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  border: 1px solid var(--line); background: rgba(9, 11, 18, .85);
  padding: 8px 10px; margin-top: 8px;
}
.ap-row .inp-sm { width: 92px; }
.ap-row .ap-name { width: 150px; }
.ap-kind { font-size: 10px; color: var(--magenta); border: 1px solid rgba(255, 0, 128, .4); padding: 2px 8px; letter-spacing: .1em; }

/* 卡密池面板 */
.span-all { grid-column: 1 / -1; }
textarea.inp { width: 100%; resize: vertical; font-family: var(--mono); font-size: 12.5px; line-height: 1.6; }
.ap-pool {
  border: 1px dashed var(--line2);
  border-radius: 10px;
  background: rgba(9, 11, 18, .9);
  padding: 10px 12px;
  margin-top: 6px;
  display: flex; flex-direction: column; gap: 8px;
}

/* ---------- 认证视图 ---------- */
body[data-auth="guest"] .authed { display: none !important; }
body[data-auth="ok"] #btn-login { display: none !important; }
#sys-user { color: var(--cyan); letter-spacing: .08em; }

.auth-box { --cut: 16px; --nc: color-mix(in srgb, var(--cyan) 55%, transparent); max-width: 500px; margin: 40px auto 0; padding: 24px 22px 20px; }
.auth-tabs { display: flex; gap: 8px; margin-bottom: 14px; }
.auth-tab {
  border: 1px solid var(--line2); background: transparent; color: var(--muted);
  font-family: inherit; font-size: 12px; font-weight: 700; letter-spacing: .1em;
  padding: 6px 14px; cursor: pointer; transition: all .15s ease;
}
.auth-tab.on {
  border-color: var(--cyan); color: var(--cyan);
  background: color-mix(in srgb, var(--cyan) 7%, transparent);
  text-shadow: 0 0 8px color-mix(in srgb, var(--cyan) 50%, transparent);
}
.auth-form { display: flex; flex-direction: column; gap: 12px; margin-top: 4px; }
.auth-form .f-label { display: flex; flex-direction: column; gap: 6px; letter-spacing: .12em; }
.auth-form .btn { margin-top: 4px; }

/* ---------- 页脚 ---------- */
.foot {
  margin-top: 50px; border-top: 1px solid var(--line); padding-top: 16px;
  text-align: center; font-size: 10.5px; color: #525c78; letter-spacing: .05em;
}

/* ---------- 小屏 ---------- */
@media (max-width: 600px) {
  .wrap { padding: 0 14px 50px; }
  .qcard { padding: 16px 12px 12px; }
  .qtext { font-size: 14.5px; }
  .score-big { font-size: 42px; }
  .res-total { font-size: 16px; }
  .res-actions { flex-direction: column; align-items: stretch; }
  .sysbar { font-size: 9.5px; }
  .sysbar-r { gap: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}