:root {
  color-scheme: light;
  --ink: #142033;
  --muted: #64748b;
  --line: #dbe5f2;
  --panel: #ffffff;
  --paper: #f5f8ff;
  --accent: #2f66e8;
  --accent-dark: #1f55d6;
  --warm: #6aa4ff;
  --danger: #b83d3d;
  --shadow: 0 18px 45px rgba(47, 102, 232, 0.12);
}

[hidden] {
  display: none !important;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(135deg, rgba(47, 102, 232, 0.08), rgba(106, 164, 255, 0.12)),
    var(--paper);
  color: var(--ink);
  font-family: Inter, "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  min-height: 44px;
  border: 0;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  padding: 0 18px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.16s ease, background 0.16s ease, box-shadow 0.16s ease;
}

button:hover {
  background: var(--accent-dark);
  box-shadow: 0 8px 18px rgba(47, 102, 232, 0.2);
  transform: translateY(-1px);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.62;
  transform: none;
  box-shadow: none;
}

.secondary {
  background: #375172;
}

.secondary:hover {
  background: #263a57;
}

.ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}

.ghost:hover {
  background: #fff;
  box-shadow: none;
}

.small {
  min-height: 34px;
  padding: 0 10px;
  font-size: 13px;
}

.landing-page {
  min-height: 100vh;
  background: #f5f8ff;
}

.landing-nav {
  max-width: 1180px;
  margin: 0 auto;
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.landing-brand {
  color: var(--ink);
  font-size: 20px;
  font-weight: 800;
}

.logo-brand,
.brand-heading {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  display: block;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: 0 8px 20px rgba(20, 32, 51, 0.12);
}

.mini-logo {
  width: 42px;
  height: 42px;
}

.small-logo {
  width: 56px;
  height: 56px;
}

.landing-nav nav {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.landing-nav a,
.landing-footer a {
  color: var(--ink);
  font-weight: 700;
}

.landing-hero {
  max-width: 1180px;
  margin: 0 auto;
  padding: 56px 20px 40px;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
  gap: 42px;
  align-items: center;
}

.hero-copy h1 {
  margin: 12px 0 18px;
  font-size: clamp(34px, 5vw, 62px);
  line-height: 1.05;
}

.hero-copy p {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 26px;
}

.primary-link,
.secondary-link {
  min-height: 46px;
  border-radius: 8px;
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
}

.primary-link {
  background: var(--accent);
  color: #fff;
}

.secondary-link {
  border: 1px solid var(--line);
  color: var(--ink);
  background: #fff;
}

.hero-showcase {
  min-height: 520px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.showcase-note {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  min-height: 72px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px 18px;
  box-shadow: 0 12px 30px rgba(47, 102, 232, 0.08);
}

.showcase-note strong {
  color: var(--ink);
  line-height: 1.6;
}

.showcase-note a {
  color: var(--accent);
  font-weight: 800;
  white-space: nowrap;
}

.showcase-tile {
  border-radius: 8px;
  padding: 18px;
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  position: relative;
  min-height: 252px;
  box-shadow: var(--shadow);
}

.showcase-tile::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(8, 16, 34, 0.04) 0%, rgba(8, 16, 34, 0.28) 44%, rgba(8, 16, 34, 0.86) 100%);
}

.showcase-tile img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
  transition: transform 0.35s ease;
}

.showcase-tile:hover img {
  transform: scale(1.06);
}

.showcase-tile.video img {
  animation: videoPreviewDrift 6s ease-in-out infinite alternate;
}

.play-mark {
  position: absolute;
  z-index: 2;
  top: 18px;
  right: 18px;
  width: 46px;
  height: 46px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 12px 30px rgba(8, 16, 34, 0.24);
  animation: playPulse 1.8s ease-in-out infinite;
}

.play-mark::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 14px;
  border-left: 14px solid #2f66e8;
  border-top: 9px solid transparent;
  border-bottom: 9px solid transparent;
}

@keyframes videoPreviewDrift {
  from {
    transform: scale(1.03) translate3d(-1%, 0, 0);
  }

  to {
    transform: scale(1.1) translate3d(1%, -1%, 0);
  }
}

@keyframes playPulse {
  0%,
  100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.08);
  }
}

.showcase-tile span,
.showcase-tile strong,
.showcase-tile p,
.showcase-tags {
  position: relative;
  z-index: 2;
}

.showcase-tile span {
  opacity: 0.88;
  font-size: 13px;
}

.showcase-tile strong {
  font-size: 22px;
  margin-top: 6px;
}

.showcase-tile p {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: 13px;
  line-height: 1.6;
}

.showcase-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}

.showcase-tags em {
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 999px;
  padding: 4px 8px;
  background: rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.94);
  font-size: 12px;
  font-style: normal;
  line-height: 1;
}

.landing-section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 44px 20px;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 20px;
}

.section-heading h2,
.pricing-band h2 {
  margin: 8px 0 0;
  font-size: 34px;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.case-grid article {
  min-height: 180px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 12px 30px rgba(47, 102, 232, 0.08);
}

.case-grid strong {
  font-size: 18px;
}

.case-grid p,
.pricing-band p {
  color: var(--muted);
  line-height: 1.7;
}

.pricing-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-bottom: 40px;
}

.pricing-copy {
  min-width: 0;
}

.pricing-rules {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 18px;
}

.pricing-rules div {
  background: #f8fbff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
}

.pricing-rules strong,
.pricing-rules span {
  display: block;
}

.pricing-rules strong {
  color: var(--ink);
  margin-bottom: 5px;
}

.pricing-rules span {
  color: var(--muted);
  line-height: 1.55;
}

.pricing-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 150px;
}

.landing-footer {
  max-width: 1180px;
  margin: 0 auto;
  padding: 24px 20px 40px;
  display: flex;
  justify-content: space-between;
  color: var(--muted);
}

.app-shell {
  width: min(1480px, 100%);
  margin: 0 auto;
  padding: 28px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 22px;
}

.workspace,
.history-panel,
.panel {
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(219, 229, 242, 0.95);
  box-shadow: var(--shadow);
}

.workspace {
  border-radius: 8px;
  padding: 24px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 22px;
}

.referral-banner {
  display: grid;
  grid-template-columns: minmax(160px, 0.8fr) minmax(240px, 1fr) auto;
  gap: 12px;
  align-items: center;
  margin: 0 0 20px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fbff;
}

.referral-banner div {
  display: grid;
  gap: 4px;
}

.referral-banner span {
  color: var(--muted);
  font-size: 12px;
}

.referral-banner strong {
  color: var(--ink);
}

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

.nav-button {
  min-height: 38px;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  padding: 9px 14px;
  font-weight: 800;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.nav-button:hover {
  background: var(--accent-dark);
}

.eyebrow {
  margin: 0 0 7px;
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1.05;
}

h2 {
  font-size: 18px;
}

.status-pill {
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: #fff;
  padding: 8px 13px;
  white-space: nowrap;
  font-size: 13px;
}

.creator {
  display: grid;
  grid-template-columns: minmax(360px, 0.95fr) minmax(360px, 1.05fr);
  gap: 18px;
}

.panel {
  border-radius: 8px;
  padding: 18px;
}

.form-panel {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.skill-box {
  border: 1px solid rgba(47, 102, 232, 0.22);
  border-radius: 8px;
  padding: 14px;
  background: linear-gradient(180deg, #f8fbff 0%, #ffffff 100%);
}

.skill-box summary {
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-weight: 900;
}

.skill-box summary em {
  font-style: normal;
  color: var(--accent);
  background: rgba(47, 102, 232, 0.10);
  border-radius: 999px;
  padding: 4px 9px;
  font-size: 12px;
}

.skill-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.skill-grid.text-grid {
  grid-template-columns: 1fr;
}

.skill-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.mode-tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.mode-tab {
  min-height: 42px;
  border: 1px solid var(--line);
  background: #f8fbff;
  color: var(--ink);
  border-radius: 8px;
  font-weight: 800;
}

.mode-tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.video-model-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 10px;
}

.video-model-tab {
  min-height: 38px;
  border: 1px solid var(--line);
  background: #f8fbff;
  color: var(--ink);
  border-radius: 8px;
  font-weight: 800;
  font-size: 13px;
}

.video-model-tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.audio-result {
  width: 100%;
  min-height: 280px;
  display: grid;
  place-items: center;
  gap: 14px;
  padding: 24px;
  text-align: center;
}

.audio-result audio {
  width: min(480px, 100%);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

label {
  font-size: 13px;
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fbff;
  color: var(--ink);
  padding: 12px 13px;
  outline: none;
}

textarea {
  resize: vertical;
  min-height: 92px;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(47, 102, 232, 0.14);
}

.grid-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.reference-tools {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 10px;
}

.reference-grid {
  min-height: 118px;
  border: 1px dashed #b9c6d6;
  border-radius: 8px;
  padding: 10px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(96px, 1fr));
  gap: 10px;
  background: #f8fbff;
}

.compact-grid {
  grid-template-columns: repeat(auto-fill, minmax(120px, 160px));
}

.reference-empty {
  grid-column: 1 / -1;
  min-height: 96px;
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: 13px;
}

.reference-card {
  position: relative;
  min-width: 0;
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #eef3f7;
}

.reference-card img,
.reference-card video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.reference-card span {
  position: absolute;
  left: 6px;
  bottom: 6px;
  max-width: calc(100% - 12px);
  border-radius: 999px;
  background: rgba(29, 36, 48, 0.78);
  color: #fff;
  padding: 3px 7px;
  font-size: 11px;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.remove-reference {
  position: absolute;
  top: 6px;
  right: 6px;
  min-height: 28px;
  width: 28px;
  padding: 0;
  border-radius: 50%;
  background: rgba(29, 36, 48, 0.82);
  color: #fff;
  font-size: 18px;
  line-height: 1;
}

.product-agent-result {
  overflow: auto;
}

.agent-result-list {
  display: grid;
  gap: 14px;
}

.agent-result-block {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: #f8fbff;
}

.agent-result-block h3 {
  margin: 0 0 10px;
  font-size: 16px;
}

.agent-result-block ul {
  margin: 8px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.agent-card-grid,
.agent-image-set {
  display: grid;
  gap: 10px;
}

.agent-card-grid {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.agent-card-grid article,
.agent-image-set article {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fff;
}

.agent-card-grid article span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
}

.agent-image-set article div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.agent-image-set article span {
  color: var(--muted);
  font-size: 12px;
}

.agent-image-set article img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--line);
  margin: 10px 0;
  background: #f8fbff;
}

.agent-image-set textarea {
  width: 100%;
  min-height: 116px;
  margin: 8px 0;
  resize: vertical;
}

.remove-reference:hover {
  background: var(--danger);
}

.image-error {
  display: grid;
  place-items: center;
  padding: 10px;
  color: var(--muted);
  text-align: center;
  font-size: 12px;
}

.hint {
  color: var(--muted);
  font-size: 13px;
}

.upload-strip,
.actions,
.result-actions,
.history-head {
  display: flex;
  align-items: center;
  gap: 10px;
}

.upload-strip {
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 13px;
}

.settings {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #f8fbff;
}

.settings summary {
  cursor: pointer;
  font-weight: 800;
}

.settings-body {
  margin-top: 12px;
  display: grid;
  gap: 12px;
}

.checkbox-line {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  font-weight: 700;
}

.checkbox-line input {
  width: 18px;
  height: 18px;
}

.actions {
  margin-top: 2px;
  flex-wrap: wrap;
}

.cost-pill {
  min-height: 44px;
  border: 1px solid rgba(47, 102, 232, 0.28);
  border-radius: 8px;
  background: rgba(47, 102, 232, 0.08);
  padding: 6px 12px;
  display: grid;
  align-content: center;
  gap: 2px;
}

.cost-pill span {
  color: var(--muted);
  font-size: 11px;
  line-height: 1;
}

.cost-pill strong {
  color: var(--accent-dark);
  font-size: 15px;
  line-height: 1.1;
}

.task-notice {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fbff;
  color: var(--muted);
  padding: 10px 12px;
  font-size: 13px;
}

.result-panel {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.preview-frame {
  min-height: 500px;
  border-radius: 8px;
  border: 1px solid #cbd5e1;
  background:
    linear-gradient(45deg, #eef3f7 25%, transparent 25%),
    linear-gradient(-45deg, #eef3f7 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #eef3f7 75%),
    linear-gradient(-45deg, transparent 75%, #eef3f7 75%),
    #fff;
  background-size: 22px 22px;
  background-position: 0 0, 0 11px, 11px -11px, -11px 0;
  overflow: hidden;
  display: grid;
  place-items: center;
}

.preview-frame img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.preview-frame video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  background: #000;
}

.empty-preview {
  text-align: center;
  color: var(--muted);
  display: grid;
  gap: 12px;
  place-items: center;
}

.mark {
  width: 86px;
  height: 86px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  background: radial-gradient(circle at 28% 22%, var(--warm), var(--accent) 72%);
  font-size: 26px;
  font-weight: 900;
}

.task-readout {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr 0.7fr;
  gap: 10px;
}

.task-readout div {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 11px;
  background: #f8fbff;
}

.task-readout span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 6px;
}

.task-readout strong {
  display: block;
  font-size: 13px;
  overflow-wrap: anywhere;
}

.history-panel {
  border-radius: 8px;
  padding: 18px;
  align-self: start;
  position: sticky;
  top: 18px;
}

.history-head {
  justify-content: space-between;
  margin-bottom: 14px;
}

.wallet-panel {
  border-bottom: 1px solid var(--line);
  padding-bottom: 16px;
  margin-bottom: 16px;
  display: grid;
  gap: 12px;
}

.wallet-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.wallet-head span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 5px;
}

.wallet-head strong {
  font-size: 22px;
}

.wallet-page {
  width: min(1180px, 100%);
  margin: 0 auto;
  padding: 28px;
}

.wallet-topbar {
  align-items: center;
}

.wallet-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 22px;
}

.wallet-main,
.pay-panel {
  box-shadow: var(--shadow);
}

.wallet-head.large strong {
  font-size: 34px;
}

.wallet-packages {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.recharge-form {
  margin-top: 18px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
  display: grid;
  gap: 14px;
}

.recharge-form h2 {
  font-size: 18px;
}

.billing-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 284px minmax(0, 1fr);
  background: #f5f8ff;
}

.billing-sidebar {
  border-right: 1px solid var(--line);
  background: #fff;
  padding: 28px 20px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
  font-size: 20px;
}

.side-nav,
.side-foot {
  display: grid;
  gap: 8px;
}

.side-nav a,
.side-foot a {
  border-radius: 8px;
  color: #375172;
  text-decoration: none;
  padding: 12px 14px;
  font-weight: 700;
}

.side-nav a.active {
  background: var(--accent);
  color: #fff;
}

.side-nav a:not(.active):hover,
.side-foot a:hover {
  background: #edf4ff;
}

.side-foot {
  margin-top: auto;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.billing-main {
  padding: 14px 28px 28px;
}

.billing-grid {
  display: grid;
  grid-template-columns: minmax(360px, 0.9fr) minmax(520px, 1.85fr);
  gap: 32px;
}

.balance-card,
.recharge-card,
.transaction-card {
  box-shadow: 0 16px 38px rgba(47, 102, 232, 0.10);
}

.card-title {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 22px;
}

.card-title h2 {
  font-size: 22px;
}

.card-title a,
.card-title span {
  color: var(--muted);
  font-size: 13px;
}

.balance-card > strong {
  display: block;
  font-size: 24px;
  margin-bottom: 18px;
}

.balance-meta {
  color: #4b5868;
  font-size: 14px;
  display: grid;
  gap: 8px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.balance-meta p,
.rule-box p {
  margin: 0;
}

.rule-box {
  margin-top: 20px;
  color: #4b5868;
  display: grid;
  gap: 8px;
  font-size: 14px;
  line-height: 1.55;
}

.rule-box h3 {
  margin: 0 0 4px;
  color: var(--ink);
  font-size: 16px;
}

.section-label {
  display: block;
  color: #4b5868;
  font-size: 13px;
  margin-bottom: 10px;
}

.credit-packages {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 18px;
}

.credit-package {
  position: relative;
  min-height: 98px;
  background: #edf4ff;
  color: var(--ink);
  border: 1px solid transparent;
  padding: 18px;
  text-align: left;
  display: grid;
  align-content: center;
  gap: 8px;
  overflow: hidden;
}

.credit-package strong {
  font-size: 26px;
}

.credit-package span {
  color: #4b5868;
  font-size: 14px;
}

.credit-package b {
  display: inline-block;
  color: #1669d8;
  background: #dbeaff;
  border-radius: 999px;
  padding: 2px 8px;
  font-size: 12px;
}

.credit-package.selected {
  background: var(--accent);
  color: #fff;
}

.credit-package.selected span {
  color: #fff;
}

.credit-package.ribbon::after {
  content: "立省";
  position: absolute;
  top: 12px;
  right: -26px;
  width: 96px;
  rotate: 45deg;
  background: #7db0ff;
  color: #fff;
  text-align: center;
  font-size: 12px;
  font-weight: 800;
  padding: 4px 0;
}

.payment-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 24px;
}

.payment-option {
  background: #edf4ff;
  color: #4b5868;
  min-height: 56px;
}

.payment-option.active {
  background: var(--accent);
  color: #fff;
}

.payment-option.disabled {
  opacity: 0.72;
}

.purchase-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 10px;
}

.purchase-row button {
  background: var(--accent);
}

.redeem-box {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.redeem-admin-form {
  display: grid;
  grid-template-columns: 180px 140px minmax(180px, 1fr) 160px;
  gap: 10px;
  margin-bottom: 10px;
}

.code-output {
  width: 100%;
  margin: 8px 0 14px;
  resize: vertical;
  font-family: Consolas, "Courier New", monospace;
}

.redeem-code-row {
  grid-template-columns: 1.4fr 0.7fr 0.7fr 1fr 1.4fr;
}

.transaction-card {
  margin-top: 32px;
}

.transaction-table {
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}

.table-head {
  min-height: 50px;
  background: #f3f7ff;
  color: #4b5868;
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  align-items: center;
  padding: 0 24px;
  font-size: 14px;
}

.table-empty {
  min-height: 210px;
  display: grid;
  place-items: center;
  color: var(--muted);
}

.auth-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at 20% 10%, rgba(47, 102, 232, 0.13), transparent 32%),
    #f5f8ff;
}

.auth-card {
  width: min(520px, 100%);
  box-shadow: var(--shadow);
}

.register-form {
  display: grid;
  gap: 14px;
}

.auth-links {
  display: flex;
  justify-content: flex-end;
  margin-top: -4px;
}

.auth-links a {
  color: var(--primary);
  font-size: 14px;
  font-weight: 700;
}

.reset-confirm-form {
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.purchase-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at 20% 10%, rgba(47, 102, 232, 0.13), transparent 32%),
    #f5f8ff;
}

.purchase-card {
  width: min(980px, 100%);
  box-shadow: var(--shadow);
}

.order-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.order-summary div {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fbff;
  padding: 14px;
}

.order-summary span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 8px;
}

.order-summary strong {
  font-size: 22px;
}

.purchase-rule {
  margin: 0 0 20px;
}

.purchase-layout {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 18px;
}

.purchase-qr {
  min-height: 320px;
}

.purchase-info {
  display: grid;
  gap: 14px;
  align-content: start;
}

.admin-page {
  min-height: 100vh;
  padding: 24px;
  background:
    radial-gradient(circle at 20% 10%, rgba(47, 102, 232, 0.13), transparent 32%),
    #f5f8ff;
}

.admin-login {
  width: min(520px, 100%);
  margin: 8vh auto 0;
  display: grid;
  gap: 14px;
}

.admin-dashboard {
  width: min(1480px, 100%);
  margin: 0 auto;
}

.admin-grid {
  display: grid;
  grid-template-columns: minmax(360px, 1fr) minmax(320px, 0.75fr);
  gap: 18px;
  margin-bottom: 18px;
}

.admin-card {
  display: grid;
  gap: 14px;
}

.admin-stat {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.admin-stat div {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fbff;
  padding: 14px;
}

.admin-stat span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 8px;
}

.admin-stat strong {
  font-size: 28px;
  color: var(--accent-dark);
}

.qr-admin-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.qr-admin-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fbff;
  padding: 14px;
  display: grid;
  gap: 12px;
}

.qr-preview {
  min-height: 180px;
  border: 1px dashed var(--line);
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: var(--muted);
  background: #fff;
  overflow: hidden;
}

.qr-preview img,
.payment-qr-image {
  width: min(240px, 100%);
  aspect-ratio: 1;
  object-fit: contain;
  display: block;
}

.admin-section {
  margin-top: 18px;
}

.admin-table {
  display: grid;
  gap: 8px;
}

.admin-row {
  display: grid;
  grid-template-columns: 1.4fr 1fr 0.8fr 0.8fr 0.8fr auto;
  gap: 10px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fbff;
  padding: 10px 12px;
  font-size: 13px;
}

.member-row {
  grid-template-columns: 1fr 1.2fr 0.8fr 1.3fr;
}

.task-row {
  grid-template-columns: 1.5fr 1fr 0.7fr 0.7fr 0.7fr;
}

.admin-row strong,
.admin-row span {
  overflow-wrap: anywhere;
}

.table-empty.compact {
  min-height: 90px;
  border: 1px dashed var(--line);
  border-radius: 8px;
  background: #f8fbff;
}

.billing-note {
  margin: 0;
  border: 1px solid rgba(47, 102, 232, 0.22);
  border-radius: 8px;
  background: rgba(47, 102, 232, 0.08);
  color: var(--accent-dark);
  padding: 10px 11px;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.45;
}

.package-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

.package-card {
  min-height: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  padding: 11px 12px;
}

.package-card:hover,
.package-card.selected {
  border-color: var(--accent);
  background: rgba(47, 102, 232, 0.08);
  box-shadow: none;
}

.package-card span {
  color: var(--muted);
  font-size: 13px;
}

.pay-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.pay-tab {
  min-height: 36px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  padding: 0 10px;
}

.pay-tab.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.qr-placeholder {
  border: 1px dashed #b9c6d6;
  border-radius: 8px;
  min-height: 210px;
  display: grid;
  place-items: center;
  gap: 10px;
  background: #f8fbff;
  padding: 18px;
  text-align: center;
}

.qr-grid {
  width: 150px;
  height: 150px;
  border-radius: 8px;
  background:
    linear-gradient(90deg, #375172 10px, transparent 10px) 0 0 / 30px 30px,
    linear-gradient(#375172 10px, transparent 10px) 0 0 / 30px 30px,
    #fff;
  border: 10px solid #fff;
  box-shadow: inset 0 0 0 1px var(--line), 0 10px 24px rgba(47, 102, 232, 0.10);
}

.qr-placeholder span {
  color: var(--muted);
  font-size: 13px;
}

.history-list {
  display: grid;
  gap: 10px;
}

.history-item {
  width: 100%;
  text-align: left;
  background: #fff;
  color: var(--ink);
  border: 1px solid var(--line);
  min-height: auto;
  padding: 12px;
  display: grid;
  gap: 6px;
}

.history-item:hover {
  background: #f9fbfd;
  box-shadow: none;
}

.history-item strong,
.history-item span {
  overflow-wrap: anywhere;
}

.history-item span {
  color: var(--muted);
  font-size: 12px;
}

.error {
  color: var(--danger);
}

@media (max-width: 1180px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .history-panel {
    position: static;
  }

  .billing-shell {
    grid-template-columns: 1fr;
  }

  .billing-sidebar {
    position: static;
  }

  .billing-grid {
    grid-template-columns: 1fr;
  }

  .credit-packages {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .landing-nav,
  .landing-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .pricing-band {
    grid-template-columns: 1fr;
  }

  .pricing-rules {
    grid-template-columns: 1fr;
  }

  .pricing-actions,
  .pricing-actions a {
    width: 100%;
  }

  .showcase-note {
    align-items: flex-start;
    flex-direction: column;
  }

  .landing-hero {
    grid-template-columns: 1fr;
    padding-top: 28px;
  }

  .hero-showcase,
  .case-grid {
    grid-template-columns: 1fr;
  }

  .hero-showcase {
    min-height: 0;
  }

  .app-shell {
    padding: 14px;
  }

  .workspace {
    padding: 16px;
  }

  .topbar,
  .referral-banner,
  .creator {
    grid-template-columns: 1fr;
    display: grid;
  }

  .top-actions {
    justify-content: flex-start;
  }

  .wallet-page {
    padding: 14px;
  }

  .wallet-layout,
  .wallet-packages {
    grid-template-columns: 1fr;
  }

  .billing-main {
    padding: 14px;
  }

  .credit-packages,
  .payment-grid,
  .purchase-row,
  .order-summary,
  .purchase-layout,
  .admin-grid,
  .admin-stat,
  .qr-admin-grid,
  .redeem-admin-form,
  .redeem-code-row,
  .admin-row,
  .member-row,
  .task-row {
    grid-template-columns: 1fr;
  }

  .grid-fields,
  .skill-grid,
  .mode-tabs,
  .task-readout {
    grid-template-columns: 1fr;
  }

  .reference-tools {
    grid-template-columns: 1fr;
  }

  .preview-frame {
    min-height: 340px;
  }
}