/* ---------- Layout: glass section list + pane (System Settings) ---------- */
.set {
  display: grid;
  grid-template-columns: 276px minmax(0, 1fr);
  min-height: 100%;
}

.set-side {
  position: sticky;
  top: 0;
  align-self: start;
  height: 100vh;
  display: flex;
  flex-direction: column;
  padding: var(--inset) 0 var(--inset) 14px;
}
.set-side .set-side-title {
  padding: 28px 10px 14px;
  font: 750 26px/1.1 var(--font-display);
  letter-spacing: -0.03em;
  animation: rise-in var(--d-slow) var(--ease-out) both;
}
.set-side .search {
  margin: 0 4px 12px;
}

.set-nav {
  flex: 0 1 auto;
  min-height: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 8px;
  border-radius: var(--r-xl);
  background: var(--glass);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--glass-highlight), 0 0 0 0.5px var(--glass-edge), var(--shadow-1);
  animation: rise-in var(--d-slow) var(--ease-out) 60ms both;
}
.set-nav-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: 11px;
  min-height: 42px;
  padding: 6px 10px 6px 7px;
  border-radius: var(--r-md);
  text-align: left;
  font: 600 13.5px/1.2 var(--font);
  color: var(--label);
  transition: background var(--d-fast), transform var(--d) var(--spring);
}
.set-nav-item:hover {
  background: var(--hover);
}
.set-nav-item:hover .app-icon {
  transform: scale(1.06) rotate(-4deg);
}
.set-nav-item:active {
  transform: scale(0.98);
}
.set-nav-item.is-active {
  background: var(--bg-elevated);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06), 0 4px 14px rgba(0, 0, 0, 0.07), inset 0 0 0 0.5px var(--separator);
}
.set-nav-item .app-icon .icon {
  stroke-width: 2;
}
.set-nav-text {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.set-nav-text small {
  font: 600 11px/1.2 var(--font);
  color: var(--brand);
}
.set-nav-chev {
  display: none;
  color: var(--label-4);
}
.set-nav-empty {
  padding: 14px 10px;
}

.set-pane {
  min-width: 0;
  padding: 44px 44px 72px;
}
.set-pane-head {
  display: flex;
  align-items: center;
  gap: 16px;
  max-width: 740px;
  margin: 0 auto 28px;
  animation: rise-in var(--d-slow) var(--ease-out) both;
}
.set-pane-head h2 {
  font: 750 30px/1.15 var(--font-display);
  letter-spacing: -0.03em;
}
.set-pane-head p {
  margin-top: 4px;
}
.set-pane-icon {
  animation: pop-in var(--d-slow) var(--spring) both;
}
.set-pane-body {
  max-width: 740px;
  margin: 0 auto;
}
.set-pane-body > .set-stack > * {
  animation: rise-in var(--d-slow) var(--ease-out) both;
}
.set-pane-body > .set-stack > *:nth-child(1) { animation-delay: 40ms; }
.set-pane-body > .set-stack > *:nth-child(2) { animation-delay: 90ms; }
.set-pane-body > .set-stack > *:nth-child(3) { animation-delay: 140ms; }
.set-pane-body > .set-stack > *:nth-child(4) { animation-delay: 190ms; }
.set-pane-body > .set-stack > *:nth-child(n + 5) { animation-delay: 240ms; }
.set-back {
  display: none;
}

.set-stack {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.set-group-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 26px;
}
.set-group-head .group-title {
  margin: 0;
}

.set-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

/* ---------- Shared row bits ---------- */
.set-error {
  color: var(--red);
}
.set-ok {
  color: var(--green);
}
.set-mono {
  font-family: var(--font-mono);
  font-size: 12.5px;
}
.set-nowrap {
  white-space: nowrap;
  flex: none;
}
.set-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.set-select {
  width: auto;
  min-width: 176px;
  height: var(--control-h);
  padding-left: 12px;
  border-radius: var(--r-full);
  font: 500 13.5px/1 var(--font);
  background-color: var(--fill-4);
  border-color: var(--separator);
}
.set-inline-input {
  width: 210px;
  max-width: 50%;
  height: 32px;
  padding: 0 10px;
  border-radius: var(--r-sm);
  border: 1px solid transparent;
  background: transparent;
  text-align: right;
  font: 500 14px/1 var(--font);
  color: var(--label);
  transition: border-color var(--d-fast), background var(--d-fast), box-shadow var(--d);
}
.set-inline-input:hover {
  background: var(--fill-4);
}
.set-inline-input:focus {
  text-align: left;
  background: var(--bg-secondary);
  border-color: var(--brand);
  box-shadow: var(--ring);
}
.set-inline-input.is-invalid {
  border-color: var(--red);
}

.set-skel-icon {
  width: 30px;
  height: 30px;
  flex: none;
  border-radius: 9px;
}
.set-skel-line {
  display: block;
  height: 11px;
  width: 46%;
}
.set-skel-line--short {
  width: 28%;
  margin-top: 6px;
}
.set-load-error {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px;
  color: var(--label-2);
  font: var(--t-callout);
}
.set-load-error .icon {
  color: var(--red);
}
.set-load-error span {
  flex: 1;
}

/* ---------- Account ---------- */
.set-profile {
  position: relative;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 24px;
  border-radius: var(--r-2xl);
  overflow: hidden;
  isolation: isolate;
  background: var(--glass);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--glass-highlight), 0 0 0 0.5px var(--glass-edge), var(--shadow-2);
}
.set-profile-glow {
  position: absolute;
  z-index: -1;
  left: -60px;
  top: -80px;
  width: 300px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(closest-side, hsl(var(--h) 75% 62% / 0.32), transparent);
  filter: blur(10px);
  animation: float-y 9s var(--ease) infinite;
}
.set-profile-avatar {
  border-radius: 50%;
  padding: 3px;
  background: var(--glass-strong);
  box-shadow: 0 0 0 0.5px var(--glass-edge), 0 10px 26px -8px hsl(var(--h) 60% 40% / 0.5);
}
.set-profile-main {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.set-profile-main h2 {
  font: 750 24px/1.2 var(--font-display);
  letter-spacing: -0.025em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.set-profile-meta {
  flex-wrap: wrap;
  margin-top: 6px;
}

/* ---------- Appearance tiles ---------- */
.set-themes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  padding: 20px;
}
.set-theme-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font: 600 13px/1 var(--font);
  color: var(--label-2);
  transition: color var(--d-fast);
}
.set-theme-tile[aria-checked="true"] {
  color: var(--label);
}
.set-theme-preview {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10.5;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow-1), 0 0 0 0.5px var(--separator-strong);
  transition: transform var(--d-slow) var(--spring), box-shadow var(--d) var(--ease);
}
.set-theme-preview::after {
  /* selection ring drawn outside the window, springs in */
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 0 0 0 var(--brand);
  transition: box-shadow var(--d) var(--ease);
  pointer-events: none;
}
.set-theme-tile:hover .set-theme-preview {
  transform: translateY(-3px);
  box-shadow: var(--shadow-2), 0 0 0 0.5px var(--separator-strong);
}
.set-theme-tile[aria-checked="true"] .set-theme-preview {
  box-shadow: 0 0 0 2.5px var(--brand), 0 0 0 6px var(--brand-soft), var(--shadow-2);
  animation: tile-pick var(--d-slow) var(--spring);
}
@keyframes tile-pick {
  40% {
    transform: scale(0.96);
  }
}
.set-theme-tile:focus-visible {
  box-shadow: none;
}
.set-theme-tile:focus-visible .set-theme-preview {
  box-shadow: var(--ring);
}
.set-prev-layer {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: 30% 1fr;
  gap: 5%;
  padding: 6%;
  background:
    radial-gradient(70% 60% at 10% 0%, var(--pv-amb1), transparent 70%),
    radial-gradient(70% 70% at 100% 20%, var(--pv-amb2), transparent 70%),
    var(--pv-bg);
}
.set-prev--light {
  --pv-bg: #f1f0f5;
  --pv-amb1: rgba(255, 170, 90, 0.35);
  --pv-amb2: rgba(140, 120, 255, 0.28);
  --pv-glass: rgba(255, 255, 255, 0.72);
  --pv-edge: rgba(30, 20, 60, 0.08);
  --pv-bar: rgba(40, 30, 80, 0.12);
  --pv-card: #ffffff;
  --pv-accent: linear-gradient(140deg, #ffb340, #ff6b5a);
}
.set-prev--dark {
  --pv-bg: #0b0b10;
  --pv-amb1: rgba(255, 150, 60, 0.28);
  --pv-amb2: rgba(120, 90, 255, 0.32);
  --pv-glass: rgba(40, 38, 54, 0.62);
  --pv-edge: rgba(255, 255, 255, 0.09);
  --pv-bar: rgba(236, 232, 250, 0.14);
  --pv-card: #1b1b24;
  --pv-accent: linear-gradient(140deg, #ffb340, #ff6b5a);
}
.set-prev-side {
  display: flex;
  flex-direction: column;
  gap: 7%;
  padding: 14% 12%;
  border-radius: 9px;
  background: var(--pv-glass);
  box-shadow: 0 0 0 0.5px var(--pv-edge), 0 4px 10px rgba(0, 0, 0, 0.08);
}
.set-prev-lights {
  display: flex;
  gap: 3px;
  margin-bottom: 8%;
}
.set-prev-lights b {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #ff5f57;
}
.set-prev-lights b:nth-child(2) {
  background: #febc2e;
}
.set-prev-lights b:nth-child(3) {
  background: #28c840;
}
.set-prev-side i {
  display: block;
  height: 5px;
  border-radius: 3px;
  background: var(--pv-bar);
}
.set-prev-side i.is-on {
  width: 80%;
  background: var(--pv-accent);
}
.set-prev-side i:last-child {
  width: 60%;
}
.set-prev-main {
  display: flex;
  flex-direction: column;
  gap: 9%;
  padding: 6% 0 0;
}
.set-prev-bar {
  height: 9%;
  width: 52%;
  border-radius: 3px;
  background: var(--pv-bar);
}
.set-prev-cards {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 7%;
}
.set-prev-cards i {
  border-radius: 6px;
  background: var(--pv-card);
  box-shadow: 0 0 0 0.5px var(--pv-edge), 0 3px 8px rgba(0, 0, 0, 0.08);
}
.set-prev-cards i.is-accent {
  background: var(--pv-accent);
}
.set-prev-split {
  position: absolute;
  inset: 0;
  clip-path: polygon(58% 0, 100% 0, 100% 100%, 42% 100%);
}

/* ---------- Notifications ---------- */
.set-notif {
  align-items: flex-start;
}
.set-unread-dot {
  width: 8px;
  height: 8px;
  margin-top: 6px;
  flex: none;
  border-radius: 50%;
  background: transparent;
  transition: background var(--d) var(--ease), transform var(--d) var(--spring);
}
.set-notif.is-unread .set-unread-dot {
  background: var(--blue);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--blue) 18%, transparent);
}
.set-notif:not(.is-unread) .set-unread-dot {
  transform: scale(0);
}
.set-notif:not(.is-unread) .row-title {
  color: var(--label-2);
}
.set-notif .row-sub {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---------- Billing ---------- */
.set-balance {
  position: relative;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 26px 24px;
  border-radius: var(--r-2xl);
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(90% 140% at 0% 0%, color-mix(in srgb, var(--orange) 18%, transparent), transparent 62%),
    radial-gradient(70% 120% at 100% 100%, color-mix(in srgb, var(--purple) 12%, transparent), transparent 60%),
    var(--glass);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--glass-highlight), 0 0 0 0.5px var(--glass-edge), var(--shadow-2);
}
.set-balance-sheen {
  position: absolute;
  z-index: -1;
  inset: -40% -10% auto auto;
  width: 60%;
  height: 180%;
  background: linear-gradient(105deg, transparent 40%, rgba(255, 255, 255, 0.08) 50%, transparent 60%);
  animation: balance-sheen 7s var(--ease) infinite;
}
@keyframes balance-sheen {
  0%,
  60% {
    transform: translateX(-160%) rotate(8deg);
  }
  100% {
    transform: translateX(120%) rotate(8deg);
  }
}
.set-balance-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.set-balance-label {
  font: 600 12px/1.2 var(--font);
  color: var(--label-3);
  letter-spacing: 0.02em;
}
.set-balance-num {
  font: 750 42px/1 var(--font-round);
  letter-spacing: -0.02em;
}

.set-pkgs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
}
.set-pkg {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 16px 16px;
  border-radius: var(--r-xl);
  background: var(--glass);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--glass-highlight), 0 0 0 0.5px var(--glass-edge), var(--shadow-1);
  transition: transform var(--d-slow) var(--spring), box-shadow var(--d) var(--ease);
  animation: rise-in var(--d-slow) var(--ease-out) both;
  animation-delay: calc(var(--i, 0) * 50ms + 120ms);
}
.set-pkg:hover {
  transform: translateY(-3px);
  box-shadow: var(--glass-highlight), 0 0 0 0.5px var(--glass-edge), var(--shadow-2);
}
.set-pkg.is-featured {
  box-shadow: var(--glass-highlight), 0 0 0 1.5px var(--brand-line), 0 12px 30px -12px color-mix(in srgb, var(--brand) 45%, transparent);
}
.set-pkg-flag {
  position: absolute;
  top: 14px;
  right: 14px;
}
.set-pkg-tier {
  width: 30px;
  height: 30px;
  margin-bottom: 6px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  color: var(--tint);
  background: color-mix(in srgb, var(--tint) 14%, transparent);
}
.set-pkg-tier .icon {
  width: 17px;
  height: 17px;
  stroke-width: 1.8;
}
.set-pkg-label {
  font: 600 13px/1.2 var(--font);
  color: var(--label-2);
}
.set-pkg-points {
  font: 750 26px/1.1 var(--font-round);
  letter-spacing: -0.02em;
}
.set-pkg-points small {
  margin-left: 3px;
  font: 600 12px/1 var(--font);
  color: var(--label-3);
  letter-spacing: 0;
}
.set-pkg-price {
  margin-bottom: 10px;
  font: 500 13px/1.3 var(--font);
  color: var(--label-2);
}
.set-pkg-skel {
  height: 170px;
  border-radius: var(--r-xl);
}

.set-redeem .row-main {
  gap: 6px;
}
/* 入群二维码:充值引导的主视觉,兑换码输入在其下方 */
.set-qr {
  width: 104px;
  height: 104px;
  flex: none;
  border-radius: 12px;
  object-fit: cover;
  background: #fff;
  box-shadow: 0 0 0 0.5px var(--separator), 0 6px 16px -6px rgba(0, 0, 0, 0.4);
}
.set-redeem .input {
  max-width: 280px;
  letter-spacing: 0.06em;
  border-radius: var(--r-full);
}

/* 充值页客服群二维码卡片(静态资产,过期由运维同路径替换图片) */
.set-kefu {
  padding: 16px;
  gap: 16px;
}
.set-kefu-qr {
  flex: none;
  display: block;
  width: 132px;
  height: auto;
  border-radius: var(--r-lg);
  background: #fff;
  box-shadow: var(--shadow-2);
}
.set-kefu .row-title {
  color: var(--gold);
}
@media (max-width: 560px) {
  .set-kefu {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .set-kefu .row-main {
    align-items: center;
  }
  .set-kefu .row-icon {
    display: none;
  }
}

/* ---------- Team ---------- */
.set-team-intro {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
  padding: 36px 24px 30px;
  border-radius: var(--r-2xl);
  background: var(--glass);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--glass-highlight), 0 0 0 0.5px var(--glass-edge), var(--shadow-1);
}
.set-team-intro p {
  max-width: 380px;
  margin-bottom: 8px;
  line-height: 1.6;
}
.set-team-glyph {
  margin-bottom: 6px;
  animation: float-y 6s var(--ease) infinite;
}
.set-team-glyph .app-icon {
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.45),
    inset 0 -1px 0 rgba(0, 0, 0, 0.18),
    0 16px 34px -12px color-mix(in srgb, var(--tint) 65%, transparent);
}
.set-sheet-form {
  gap: 16px;
}

/* ---------- Security ---------- */
.set-danger-title {
  color: var(--red);
}
.set-danger {
  box-shadow: var(--glass-highlight), 0 0 0 1px color-mix(in srgb, var(--red) 26%, transparent), var(--shadow-1);
}

/* ---------- About ---------- */
.set-shortcuts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.set-shortcut {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 48px;
  padding: 8px 16px;
  font: 500 13.5px/1.3 var(--font);
  border-top: 0.5px solid var(--separator);
}
.set-shortcut:nth-child(-n + 2) {
  border-top: 0;
}
.set-shortcut:nth-child(odd) {
  border-right: 0.5px solid var(--separator);
}
.set-keys {
  display: inline-flex;
  gap: 4px;
}
.set-keys .kbd {
  min-width: 24px;
  height: 24px;
  font-size: 12px;
  border-radius: 7px;
}

/* ---------- Compact: drill-in navigation ---------- */
@media (max-width: 760px) {
  .set {
    grid-template-columns: minmax(0, 1fr);
  }
  .set-side {
    position: static;
    height: auto;
    padding: 12px 16px 24px;
  }
  .set-side-title {
    padding: 16px 6px 12px;
  }
  .set.is-drilled .set-side {
    display: none;
  }
  .set:not(.is-drilled) .set-pane {
    display: none;
  }
  .set:not(.is-drilled) .set-nav-item.is-active {
    background: none;
    box-shadow: none;
  }
  .set-nav {
    gap: 0;
    padding: 4px 0;
  }
  .set-nav-item {
    min-height: 52px;
    padding: 8px 14px;
    border-radius: 0;
    position: relative;
  }
  .set-nav-item + .set-nav-item::before {
    content: "";
    position: absolute;
    top: 0;
    left: 53px;
    right: 0;
    height: 0.5px;
    background: var(--separator);
  }
  .set-nav-chev {
    display: block;
  }
  .set-pane {
    padding: 8px 16px 48px;
  }
  .set-back {
    display: inline-flex;
    margin: 6px 0 10px -10px;
    color: var(--brand);
  }
  .set-pane-head {
    margin-bottom: 20px;
  }
  .set-pane-head h2 {
    font-size: 26px;
  }
  .set-themes {
    gap: 10px;
    padding: 14px;
  }
  .set-shortcuts {
    grid-template-columns: minmax(0, 1fr);
  }
  .set-shortcut:nth-child(odd) {
    border-right: 0;
  }
  .set-shortcut:nth-child(2) {
    border-top: 0.5px solid var(--separator);
  }
  .set-inline-input {
    width: 140px;
  }
  .set-select {
    min-width: 120px;
    max-width: 52%;
  }
  .set-profile {
    padding: 18px;
    gap: 14px;
  }
  .set-balance-num {
    font-size: 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .set-pane-body > .set-stack > *,
  .set-pane-head,
  .set-pane-icon,
  .set-pkg,
  .set-profile-glow,
  .set-balance-sheen,
  .set-team-glyph {
    animation: none;
  }
}
:root[data-motion="reduced"] .set-pane-body > .set-stack > *,
:root[data-motion="reduced"] .set-pane-head,
:root[data-motion="reduced"] .set-pane-icon,
:root[data-motion="reduced"] .set-pkg,
:root[data-motion="reduced"] .set-profile-glow,
:root[data-motion="reduced"] .set-balance-sheen,
:root[data-motion="reduced"] .set-team-glyph {
  animation: none;
}

.set-bills-wrap { overflow-x: auto; }
.set-bills { min-width: 680px; width: 100%; border-collapse: collapse; font-size: 13px; text-align: left; }
.set-bills th, .set-bills td { padding: 14px 12px; border-bottom: 1px solid var(--separator); vertical-align: top; }
.set-bills th { color: var(--label-2); white-space: nowrap; }
.set-bills td:first-child { min-width: 100px; }
.set-bills td.set-mono { width: 92px; }
.set-bill-task { display: block; width: 80px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.set-bills small { display: block; margin-top: 5px; color: var(--label-2); }

.set-bills .set-bill-remark { min-width: 180px; max-width: 360px; white-space: pre-wrap; overflow-wrap: anywhere; color: var(--label-2); }

.set-bills .set-bill-type { font-weight: 400; white-space: nowrap; }
.set-bills .set-bill-model { min-width: 150px; overflow-wrap: anywhere; }