:root {
  --font: "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", "Cascadia Mono", Consolas, monospace;
  --radius: 14px;
}

body[data-theme="dark"] {
  --bg: #070a11;
  --panel: rgba(255, 255, 255, .035);
  --panel-2: rgba(255, 255, 255, .06);
  --line: rgba(255, 255, 255, .08);
  --line-strong: rgba(255, 255, 255, .16);
  --text: #eaf1ff;
  --text-2: #9aa6ba;
  --text-3: #5f6b81;
  --accent: #6ea8ff;
  --accent-2: #7be0c3;
  --danger: #ff7b7b;
  --warn: #ffc65c;
}

body[data-theme="light"] {
  --bg: #eef2f8;
  --panel: #ffffff;
  --panel-2: #f3f6fb;
  --line: #dfe5ef;
  --line-strong: #c7d0de;
  --text: #16202f;
  --text-2: #4d5b70;
  --text-3: #84909f;
  --accent: #2f6fe4;
  --accent-2: #0e9f7e;
  --danger: #d84a4a;
  --warn: #b77900;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }

body {
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
}

.bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  background:
    radial-gradient(900px 620px at 12% -10%, rgba(62, 108, 255, .16) 0%, rgba(7, 10, 17, 0) 62%),
    radial-gradient(820px 560px at 92% 108%, rgba(24, 209, 168, .1) 0%, rgba(7, 10, 17, 0) 60%);
}

body[data-theme="light"] .bg { opacity: .5; }

.glow { position: absolute; border-radius: 50%; filter: blur(90px); }
.glow.a { width: 40vw; height: 40vw; left: -10vw; top: -18vw; background: rgba(62, 108, 255, .18); }
.glow.b { width: 36vw; height: 36vw; right: -12vw; bottom: -16vw; background: rgba(24, 209, 168, .12); }

/* ---------- 顶栏 ---------- */
.bar {
  position: relative;
  z-index: 5;
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  padding: 8px 14px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.brand { display: flex; align-items: center; gap: 10px; min-width: 0; }

.logo {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 700;
  color: #04101f;
  background: linear-gradient(140deg, #9cc0ff, #6ea8ff 55%, #7be0c3);
  box-shadow: 0 8px 20px rgba(110, 168, 255, .26);
}

.brand-text h1 { margin: 0; font-size: 14.5px; letter-spacing: .5px; }
.brand-text p { margin: 1px 0 0; font-size: 10px; color: var(--text-3); letter-spacing: .6px; }

.bar-right { display: flex; align-items: center; gap: 7px; }

.pill {
  height: 24px;
  display: inline-flex;
  align-items: center;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-size: 11px;
  color: var(--text-2);
}

.pill.on { color: var(--accent-2); border-color: color-mix(in srgb, var(--accent-2) 35%, transparent); background: color-mix(in srgb, var(--accent-2) 9%, transparent); }
.pill.off { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 30%, transparent); }

.key-chip {
  height: 24px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text-2);
  font-family: var(--mono);
  font-size: 11px;
  cursor: pointer;
}

.key-chip:hover { border-color: var(--line-strong); color: var(--text); }

.icon-btn {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text-2);
  font-size: 13px;
  cursor: pointer;
}

.icon-btn:hover { border-color: var(--line-strong); color: var(--text); }

/* ---------- 密钥页 ---------- */
.wrap {
  position: relative;
  z-index: 1;
  flex: 1;
  min-height: 0;
  width: 100%;
  padding: 10px 12px 12px;
}

.gate { height: 100%; display: grid; place-items: center; }
.gate[hidden] { display: none; }

.gate-card {
  width: 420px;
  max-width: 92vw;
  padding: 28px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: var(--panel);
  text-align: center;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 30px 70px rgba(0, 0, 0, .3);
}

.gate-card h2 { margin: 0 0 8px; font-size: 18px; }
.sub { margin: 0; font-size: 12.5px; color: var(--text-3); line-height: 1.7; }

.key-input {
  width: 100%;
  height: 50px;
  margin: 20px 0 12px;
  border-radius: 13px;
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--text);
  font-family: var(--mono);
  font-size: 21px;
  letter-spacing: 5px;
  text-align: center;
  text-transform: uppercase;
  outline: none;
}

.key-input:focus { border-color: color-mix(in srgb, var(--accent) 55%, transparent); }

.btn {
  width: 100%;
  height: 40px;
  border: none;
  border-radius: 999px;
  background: linear-gradient(135deg, #8fbaff, #6ea8ff 60%, #5ee0c0);
  color: #06101f;
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 700;
  cursor: pointer;
}

.gate-err { margin: 10px 0 0; min-height: 16px; font-size: 12px; color: var(--danger); }

/* ---------- 三栏 ---------- */
.cols {
  height: 100%;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.cols[hidden] { display: none; }

.panel {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  padding: 8px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--panel);
}

.avail-panel {
  border-color: color-mix(in srgb, var(--accent-2) 18%, var(--line));
  background: color-mix(in srgb, var(--accent-2) 3%, var(--panel));
}

.panel-head {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 2px 4px 8px;
}

.panel-head h2 {
  margin: 0;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 1.4px;
  color: var(--text-3);
}

.avail-panel .panel-head h2 { color: color-mix(in srgb, var(--accent-2) 75%, var(--text-3)); }

.count {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--text-3);
  padding: 2px 7px;
  border: 1px solid var(--line);
  border-radius: 999px;
}

.list {
  list-style: none;
  margin: 0;
  padding: 0 4px 2px 0;
  flex: 1;
  min-height: 0;
  overflow-y: scroll;
  scrollbar-gutter: stable;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* 三栏各自独立、常驻可见的滚动条 */
.list::-webkit-scrollbar { width: 8px; }
.list::-webkit-scrollbar-track {
  background: color-mix(in srgb, var(--text-3) 10%, transparent);
  border-radius: 4px;
}
.list::-webkit-scrollbar-thumb {
  background: var(--line-strong);
  border-radius: 4px;
}
.list::-webkit-scrollbar-thumb:hover { background: var(--text-3); }

/* ---------- 行 ---------- */
.item {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: center;
  gap: 7px;
  padding: 8px 9px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel-2);
  animation: in .22s ease both;
}

.item-num {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text-3);
  text-align: center;
}

.item-text {
  font-size: clamp(17px, 1.85vw, 30px);
  font-weight: 650;
  letter-spacing: .4px;
  line-height: 1.28;
  word-break: break-word;
}

/* 检测行：昵称 + 状态 */
.item.detect {
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: start;
}

.item-main { min-width: 0; }

.item-state {
  margin-top: 2px;
  font-size: 10.5px;
  color: var(--text-3);
  letter-spacing: .3px;
}

.item-state.ok { color: var(--accent-2); }
.item-state.bad { color: var(--danger); }
.item-state.wait { color: var(--warn); }

/* 可用行 */
.item.available {
  border-color: color-mix(in srgb, var(--accent-2) 24%, var(--line));
  background: color-mix(in srgb, var(--accent-2) 7%, transparent);
}

.item.available .item-num { color: var(--accent-2); }
.item.available .item-text { font-weight: 700; }

/* 正在检测的那一行 */
.item.item-current {
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
  background: color-mix(in srgb, var(--accent) 10%, var(--panel-2));
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 25%, transparent);
}

/* 可用栏的复制全部按钮 */
.mini-btn {
  margin-left: auto;
  height: 22px;
  padding: 0 8px;
  border-radius: 6px;
  border: 1px solid color-mix(in srgb, var(--accent-2) 35%, transparent);
  background: color-mix(in srgb, var(--accent-2) 8%, transparent);
  color: var(--accent-2);
  font-family: inherit;
  font-size: 10px;
  cursor: pointer;
}

.mini-btn:hover { background: color-mix(in srgb, var(--accent-2) 16%, transparent); }

.mini-btn + .count { margin-left: 0; }

/* 复制提示 */
.toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  transform: translate(-50%, 12px);
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  color: var(--text);
  font-size: 12px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s, transform .2s;
  z-index: 30;
}

.toast.show { opacity: 1; transform: translate(-50%, 0); }

.empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  color: var(--text-3);
  text-align: center;
  padding: 10px;
}

.empty p { margin: 0; font-size: 12.5px; color: var(--text-2); }
.empty span { font-size: 10.5px; line-height: 1.6; }
.empty[hidden] { display: none; }

/* 滚动条 */
* { scrollbar-width: thin; scrollbar-color: var(--line-strong) transparent; }
*::-webkit-scrollbar { width: 6px; }
*::-webkit-scrollbar-thumb { background: var(--line-strong); border-radius: 999px; }

@keyframes in { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

/* 竖屏 / 窄屏：三栏依旧并排，只缩小间距和字号 */
@media (max-width: 760px) {
  .bar { padding: 8px 10px; }
  .brand-text p { display: none; }
  .wrap { padding: 8px; }
  .cols { gap: 7px; }
  .panel { padding: 6px; }
  .item { grid-template-columns: 24px minmax(0, 1fr); gap: 5px; padding: 7px 7px; }
  .item-text { font-size: clamp(15px, 2.4vw, 24px); }
  .item-state { font-size: 9.5px; }
  .panel-head h2 { font-size: 10.5px; letter-spacing: 1px; }
}

@media (max-width: 520px) {
  .cols { grid-template-columns: 1fr; grid-auto-rows: minmax(0, 1fr); }
  .brand-text h1 { font-size: 13px; }
}