:root {
  color-scheme: light;
  --bg: #f3f5f2;
  --surface: #ffffff;
  --surface-2: #f8faf7;
  --ink: #18211e;
  --muted: #6f7874;
  --line: #dce2de;
  --line-strong: #c5cec8;
  --green: #1f6b52;
  --green-dark: #15513e;
  --green-soft: #e7f1ec;
  --coral: #d96343;
  --coral-soft: #faece7;
  --blue: #3f6fa8;
  --yellow: #d7a630;
  --danger: #b43b3b;
  --shadow: 0 12px 40px rgba(24, 33, 30, 0.08);
  --topbar: 68px;
  font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  margin: 0;
  background: var(--bg);
  color: var(--ink);
}

body {
  min-width: 320px;
}

button,
input,
textarea {
  font: inherit;
}

button {
  color: inherit;
}

button,
a,
input,
textarea {
  outline: none;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
  box-shadow: 0 0 0 3px rgba(31, 107, 82, 0.2);
}

button {
  cursor: pointer;
}

svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.svg-defs {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.is-hidden {
  display: none !important;
}

.topbar {
  position: sticky;
  z-index: 30;
  top: 0;
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto minmax(220px, 1fr);
  align-items: center;
  height: var(--topbar);
  padding: 0 24px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  width: fit-content;
  color: var(--ink);
  text-decoration: none;
}

.brand-mark {
  position: relative;
  display: inline-block;
  width: 31px;
  height: 31px;
  flex: 0 0 31px;
}

.brand-mark span {
  position: absolute;
  left: 3px;
  display: block;
  width: 24px;
  height: 17px;
  border: 2px solid var(--ink);
  background: var(--surface);
}

.brand-mark span:nth-child(1) {
  top: 1px;
  left: 7px;
  border-color: var(--coral);
}

.brand-mark span:nth-child(2) {
  top: 7px;
  left: 4px;
  border-color: var(--green);
}

.brand-mark span:nth-child(3) {
  top: 13px;
}

.brand-copy {
  display: grid;
  gap: 1px;
}

.brand-copy strong {
  font-size: 16px;
  font-weight: 750;
}

.brand-copy small {
  color: var(--muted);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0;
}

.topnav {
  display: flex;
  align-items: center;
  height: 100%;
}

.nav-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 100%;
  padding: 0 22px;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
}

.nav-item svg {
  width: 18px;
  height: 18px;
}

.nav-item::after {
  position: absolute;
  right: 22px;
  bottom: -1px;
  left: 22px;
  height: 2px;
  background: transparent;
  content: "";
}

.nav-item:hover,
.nav-item.is-active {
  color: var(--ink);
}

.nav-item.is-active::after {
  background: var(--green);
}

.account-trigger {
  display: flex;
  justify-self: end;
  align-items: center;
  gap: 10px;
  min-width: 170px;
  padding: 7px 10px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  text-align: left;
}

.account-trigger:hover {
  border-color: var(--line);
  background: var(--surface-2);
}

.account-trigger > svg {
  width: 16px;
  height: 16px;
  margin-left: auto;
  color: var(--muted);
}

.balance-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--coral);
  box-shadow: 0 0 0 4px var(--coral-soft);
}

.balance-dot.is-empty {
  background: var(--danger);
  box-shadow: 0 0 0 4px #f8e8e8;
}

.account-copy {
  display: grid;
  gap: 1px;
}

.account-copy small {
  color: var(--muted);
  font-size: 11px;
}

.account-copy strong {
  font-size: 13px;
}

.app-main {
  min-height: calc(100vh - var(--topbar));
}

.balance-alert {
  position: sticky;
  z-index: 25;
  top: var(--topbar);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 13px max(24px, calc((100vw - 1490px) / 2));
  border-bottom: 1px solid #e8c9bc;
  background: #fff5f1;
  box-shadow: 0 5px 18px rgba(70, 37, 25, 0.06);
}

.balance-alert-copy {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.balance-alert-icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  border-radius: 6px;
  background: var(--coral-soft);
  color: var(--coral);
}

.balance-alert-icon svg {
  width: 17px;
  height: 17px;
}

.balance-alert-copy strong {
  font-size: 13px;
}

.balance-alert-copy p {
  margin: 3px 0 0;
  color: #765d54;
  font-size: 11px;
}

.balance-alert-actions {
  display: flex;
  gap: 9px;
  flex: 0 0 auto;
}

.balance-alert-actions .primary-action,
.balance-alert-actions .secondary-button {
  height: 36px;
  min-width: 104px;
  padding: 0 14px;
  font-size: 11px;
}

.view {
  display: none;
}

.view.is-active {
  display: block;
}

.workbench {
  display: grid;
  grid-template-columns: minmax(240px, 0.82fr) minmax(330px, 1.08fr) minmax(300px, 1fr);
  min-height: calc(100vh - var(--topbar));
  max-width: 1540px;
  margin: 0 auto;
  border-right: 1px solid var(--line);
  border-left: 1px solid var(--line);
  background: var(--surface);
}

.source-column,
.config-column,
.preview-column {
  min-width: 0;
  padding: 34px;
}

.source-column,
.config-column {
  border-right: 1px solid var(--line);
}

.source-column {
  background: var(--surface-2);
}

.column-heading {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  min-height: 54px;
  margin-bottom: 28px;
}

.column-heading h1,
.column-heading h2 {
  margin: 0;
  font-size: 20px;
  font-weight: 760;
}

.column-heading p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.step-index {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  color: var(--green);
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 11px;
  font-weight: 800;
}

.upload-target {
  display: grid;
  place-items: center;
  width: 100%;
  min-height: 218px;
  padding: 32px;
  border: 1px dashed #aeb9b2;
  border-radius: 6px;
  background: var(--surface);
  color: var(--muted);
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.upload-target:hover,
.upload-target.is-dragging {
  border-color: var(--green);
  background: var(--green-soft);
  transform: translateY(-2px);
}

.upload-target strong {
  margin-top: 15px;
  color: var(--ink);
  font-size: 15px;
}

.upload-target > span:last-child {
  margin-top: -10px;
  font-size: 12px;
}

.upload-visual {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--surface-2);
  color: var(--green);
}

.upload-visual svg {
  width: 24px;
  height: 24px;
}

.file-summary {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) 32px;
  align-items: center;
  gap: 11px;
  margin-top: 18px;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
}

.file-summary.is-empty {
  opacity: 0.68;
}

.file-icon {
  display: grid;
  place-items: center;
  width: 38px;
  height: 42px;
  border-radius: 4px;
  background: var(--green-soft);
  color: var(--green);
}

.file-summary-copy {
  display: grid;
  min-width: 0;
  gap: 4px;
}

.file-summary-copy strong,
.file-summary-copy span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-summary-copy strong {
  font-size: 13px;
}

.file-summary-copy span {
  color: var(--muted);
  font-size: 11px;
}

.icon-button {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--surface);
  color: var(--muted);
}

.icon-button:hover {
  border-color: var(--line-strong);
  color: var(--ink);
}

.icon-button svg {
  width: 17px;
  height: 17px;
}

.source-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 22px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.source-meta div {
  display: grid;
  gap: 6px;
  padding: 14px 8px;
  text-align: center;
}

.source-meta div + div {
  border-left: 1px solid var(--line);
}

.source-meta span {
  color: var(--muted);
  font-size: 10px;
}

.source-meta strong {
  font-size: 12px;
}

.control-block {
  margin-bottom: 24px;
}

.control-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
}

.field-note {
  color: var(--muted);
  font-size: 10px;
  font-weight: 500;
}

.segmented-control {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface-2);
}

.segmented-control button {
  height: 38px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
}

.segmented-control button:hover {
  color: var(--ink);
}

.segmented-control button.is-active {
  background: var(--surface);
  color: var(--green);
  box-shadow: 0 1px 5px rgba(24, 33, 30, 0.1);
}

.number-field {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) 42px 42px;
  height: 50px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 6px;
}

.number-field button {
  border: 0;
  background: var(--surface-2);
  color: var(--muted);
  font-size: 20px;
}

.number-field button:hover {
  background: var(--green-soft);
  color: var(--green);
}

.number-field input {
  min-width: 0;
  border: 0;
  border-right: 1px solid var(--line);
  border-left: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  text-align: center;
  font-size: 16px;
  font-weight: 750;
  appearance: textfield;
}

.number-field input::-webkit-inner-spin-button {
  appearance: none;
}

.number-field > span {
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: 12px;
}

.range-fields {
  display: grid;
  grid-template-columns: 1fr 24px 1fr;
  align-items: start;
}

.range-fields label {
  display: grid;
  gap: 6px;
}

.range-fields label > span {
  color: var(--muted);
  font-size: 10px;
}

.range-fields input,
.text-field {
  width: 100%;
  height: 44px;
  padding: 0 12px;
  border: 1px solid var(--line-strong);
  border-radius: 5px;
  background: var(--surface);
  color: var(--ink);
}

.range-fields small {
  min-height: 28px;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.4;
}

.range-line {
  height: 1px;
  margin-top: 34px;
  background: var(--line-strong);
}

.text-button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--green);
  font-size: 11px;
}

.text-button svg {
  width: 14px;
  height: 14px;
}

.node-selector {
  display: grid;
  gap: 7px;
}

.node-option {
  display: grid;
  grid-template-columns: 11px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 42px;
  padding: 8px 11px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--surface);
  text-align: left;
}

.node-option:hover {
  border-color: var(--line-strong);
}

.node-option.is-active {
  border-color: var(--green);
  background: var(--green-soft);
}

.node-radio {
  width: 11px;
  height: 11px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: var(--surface);
}

.node-option.is-active .node-radio {
  border: 3px solid var(--green);
}

.node-name {
  overflow: hidden;
  font-size: 12px;
  font-weight: 650;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.node-latency {
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 10px;
}

.node-latency.online {
  color: var(--green);
}

.node-latency.offline {
  color: var(--danger);
}

.node-loading {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 5px;
  color: var(--muted);
  font-size: 11px;
}

.task-cost {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin: 5px 0 18px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.task-cost > div {
  display: flex;
  justify-content: space-between;
  padding: 12px 7px;
  font-size: 11px;
}

.task-cost > div + div {
  border-left: 1px solid var(--line);
}

.task-cost span {
  color: var(--muted);
}

.primary-action,
.secondary-button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  height: 46px;
  padding: 0 18px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 750;
}

.primary-action {
  width: 100%;
  border: 1px solid var(--green);
  background: var(--green);
  color: #fff;
}

.primary-action:hover:not(:disabled) {
  border-color: var(--green-dark);
  background: var(--green-dark);
}

.primary-action:disabled {
  cursor: not-allowed;
  border-color: var(--line-strong);
  background: var(--line);
  color: #8a938e;
}

.primary-action.compact {
  width: auto;
  min-width: 142px;
}

.secondary-button {
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--ink);
}

.secondary-button:hover {
  border-color: var(--green);
  color: var(--green);
}

.primary-action svg,
.secondary-button svg {
  width: 17px;
  height: 17px;
}

.progress-panel {
  margin-top: 14px;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface-2);
}

.progress-copy {
  display: flex;
  justify-content: space-between;
  margin-bottom: 9px;
  font-size: 11px;
}

.progress-copy span {
  color: var(--muted);
}

.progress-track {
  height: 4px;
  overflow: hidden;
  background: var(--line);
}

.progress-track span {
  display: block;
  width: 0;
  height: 100%;
  background: var(--green);
  transition: width 180ms ease;
}

.preview-column {
  display: flex;
  flex-direction: column;
}

.text-preview {
  position: relative;
  min-height: 340px;
  flex: 1 1 auto;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    linear-gradient(var(--line) 1px, transparent 1px) 0 31px / 100% 28px,
    var(--surface-2);
}

.empty-preview {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 12px;
  color: var(--muted);
}

.preview-glyph {
  display: grid;
  place-items: center;
  width: 74px;
  height: 88px;
  border: 2px solid var(--line-strong);
  color: var(--line-strong);
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 17px;
  font-weight: 800;
}

.empty-preview strong {
  font-size: 12px;
  font-weight: 600;
}

.preview-content {
  position: absolute;
  inset: 0;
  overflow: auto;
  padding: 21px 24px 50px;
  color: #44504b;
  font-family: "Noto Serif SC", "Songti SC", serif;
  font-size: 13px;
  line-height: 28px;
  white-space: pre-wrap;
}

.preview-fade {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 18px 20px 12px;
  background: var(--surface-2);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 10px;
}

.result-panel {
  margin-top: 18px;
  border-top: 2px solid var(--ink);
}

.result-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0;
}

.result-heading > div {
  display: grid;
  gap: 3px;
}

.result-heading span {
  color: var(--muted);
  font-size: 10px;
}

.result-heading strong {
  font-size: 13px;
}

.result-heading .secondary-button {
  height: 36px;
  padding: 0 11px;
  font-size: 11px;
}

.result-list {
  display: grid;
  max-height: 250px;
  overflow: auto;
  border-top: 1px solid var(--line);
}

.result-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  min-height: 52px;
  border-bottom: 1px solid var(--line);
}

.result-item-copy {
  display: grid;
  min-width: 0;
  gap: 3px;
}

.result-item-copy strong,
.result-item-copy span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.result-item-copy strong {
  font-size: 11px;
}

.result-item-copy span {
  color: var(--muted);
  font-size: 10px;
}

.result-download {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface);
  color: var(--green);
}

.result-download svg {
  width: 15px;
  height: 15px;
}

.page-shell {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
  padding: 46px 0 70px;
}

.page-title {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 30px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line-strong);
}

.eyebrow {
  color: var(--green);
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0;
}

.page-title h1 {
  margin: 6px 0 0;
  font-size: 30px;
  font-weight: 760;
}

.balance-badge {
  padding: 9px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 5px;
  background: var(--surface);
  color: var(--muted);
  font-size: 12px;
}

.balance-badge strong {
  color: var(--coral);
  font-size: 16px;
}

.pdf-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  min-height: 610px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
}

.pdf-editor-section {
  display: grid;
  grid-template-rows: 58px minmax(420px, 1fr) 44px;
  min-width: 0;
  border-right: 1px solid var(--line);
}

.section-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 16px;
  border-bottom: 1px solid var(--line);
}

.file-picker {
  height: 34px;
  cursor: pointer;
  font-size: 11px;
}

#pdf-text {
  width: 100%;
  min-height: 420px;
  resize: none;
  padding: 24px;
  border: 0;
  background: var(--surface-2);
  color: var(--ink);
  font-family: "Noto Serif SC", "Songti SC", serif;
  font-size: 14px;
  line-height: 1.85;
}

.editor-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 10px;
}

.pdf-settings {
  padding: 24px;
  background: var(--surface-2);
}

.settings-group {
  margin-bottom: 24px;
}

.pdf-settings .primary-action {
  margin-top: 8px;
}

.store-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 28px;
}

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

.package-card {
  position: relative;
  min-height: 170px;
  padding: 20px;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  background: var(--surface);
  text-align: left;
}

.package-card:hover {
  border-color: var(--green);
}

.package-card.is-active {
  border: 2px solid var(--green);
  padding: 19px;
  background: var(--green-soft);
}

.package-card h3 {
  margin: 0;
  font-size: 16px;
}

.package-card p {
  min-height: 36px;
  margin: 9px 0 22px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.6;
}

.package-meta {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.package-meta strong {
  font-size: 24px;
}

.package-meta span {
  color: var(--coral);
  font-size: 18px;
  font-weight: 760;
}

.checkout-panel {
  align-self: start;
  padding: 24px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
}

.checkout-summary {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.checkout-summary > span {
  color: var(--muted);
  font-size: 10px;
}

.checkout-summary > strong {
  display: block;
  margin-top: 8px;
  font-size: 17px;
}

.checkout-summary p {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.checkout-summary p b {
  color: var(--ink);
}

.payment-methods {
  display: grid;
  gap: 7px;
  margin-bottom: 18px;
}

.payment-methods button {
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--surface);
  text-align: left;
  font-size: 12px;
}

.payment-methods button:hover,
.payment-methods button.is-active {
  border-color: var(--green);
  background: var(--green-soft);
  color: var(--green);
}

.card-recharge,
.account-recharge {
  margin-top: 25px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.inline-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  height: 42px;
}

.inline-form input {
  min-width: 0;
  padding: 0 11px;
  border: 1px solid var(--line-strong);
  border-right: 0;
  border-radius: 5px 0 0 5px;
  background: var(--surface);
}

.inline-form button {
  padding: 0 16px;
  border: 1px solid var(--green);
  border-radius: 0 5px 5px 0;
  background: var(--green);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
}

.loading-line {
  grid-column: 1 / -1;
  padding: 60px 20px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--muted);
  text-align: center;
}

.account-shell {
  max-width: 900px;
}

.guest-panel {
  display: grid;
  place-items: center;
  min-height: 430px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
}

.guest-panel h2 {
  margin: 16px 0 22px;
  font-size: 18px;
}

.guest-mark {
  display: grid;
  place-items: center;
  width: 74px;
  height: 74px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: var(--surface-2);
  color: var(--green);
}

.guest-mark svg {
  width: 30px;
  height: 30px;
}

.profile-band {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) 34px;
  align-items: center;
  gap: 16px;
  padding: 22px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
}

.profile-avatar {
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--coral-soft);
  color: var(--coral);
  font-size: 24px;
  font-weight: 800;
}

.profile-band span {
  color: var(--muted);
  font-size: 10px;
}

.profile-band h2 {
  margin: 5px 0 0;
  font-size: 20px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 16px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
}

.stats-grid article {
  display: grid;
  gap: 9px;
  padding: 24px;
}

.stats-grid article + article {
  border-left: 1px solid var(--line);
}

.stats-grid span {
  color: var(--muted);
  font-size: 11px;
}

.stats-grid strong {
  font-size: 32px;
}

.account-recharge {
  display: grid;
  grid-template-columns: 1fr minmax(300px, 0.8fr);
  align-items: center;
  margin-top: 16px;
  padding: 24px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
}

.account-recharge h2 {
  margin: 7px 0 0;
  font-size: 16px;
}

.account-recharge .inline-form {
  margin: 0;
}

.payment-result {
  display: grid;
  place-items: center;
  width: min(560px, calc(100% - 32px));
  margin: 9vh auto 0;
  padding: 54px 30px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  text-align: center;
}

.payment-icon {
  display: grid;
  place-items: center;
  width: 70px;
  height: 70px;
  margin-bottom: 22px;
  border-radius: 50%;
  background: var(--green-soft);
  color: var(--green);
}

.payment-icon svg {
  width: 28px;
  height: 28px;
}

.payment-icon.is-success {
  background: var(--green-soft);
}

.payment-icon.is-pending {
  background: #f7f0dd;
  color: #9a7110;
}

.payment-result h1 {
  margin: 9px 0 10px;
  font-size: 25px;
}

.payment-result p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.payment-result code {
  margin-top: 17px;
  padding: 8px 10px;
  background: var(--surface-2);
  color: var(--muted);
  font-size: 11px;
}

.payment-actions {
  display: flex;
  gap: 10px;
  margin-top: 24px;
}

.payment-actions .secondary-button,
.payment-actions .primary-action {
  height: 42px;
}

.mobile-nav {
  display: none;
}

.modal-layer {
  position: fixed;
  z-index: 100;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 20px;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(24, 33, 30, 0.48);
  backdrop-filter: blur(4px);
}

.auth-dialog {
  position: relative;
  z-index: 1;
  width: min(410px, 100%);
  padding: 30px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.auth-requirement {
  display: flex;
  gap: 11px;
  margin-top: 24px;
  padding: 13px;
  border: 1px solid #cddfd6;
  border-radius: 6px;
  background: var(--green-soft);
}

.auth-requirement > span {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  border-radius: 5px;
  background: var(--surface);
  color: var(--green);
}

.auth-requirement svg {
  width: 16px;
  height: 16px;
}

.auth-requirement strong {
  font-size: 12px;
}

.auth-requirement p {
  margin: 3px 0 0;
  color: #536c62;
  font-size: 10px;
  line-height: 1.55;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
}

.auth-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 750;
}

.auth-brand .brand-mark {
  transform: scale(0.72);
  transform-origin: left center;
}

.auth-dialog h2 {
  margin: 23px 0 6px;
  font-size: 24px;
}

.auth-description {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.65;
}

.auth-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.auth-tabs button {
  height: 40px;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.auth-tabs button.is-active {
  border-color: var(--green);
  color: var(--green);
}

#auth-form {
  display: grid;
  gap: 15px;
}

#auth-form label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 11px;
}

#auth-form input {
  height: 44px;
  padding: 0 12px;
  border: 1px solid var(--line-strong);
  border-radius: 5px;
}

.auth-switch {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 7px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 11px;
}

.auth-switch button {
  padding: 3px 0;
  border: 0;
  background: transparent;
  color: var(--green);
  font-size: 11px;
  font-weight: 800;
}

.auth-switch button:hover {
  color: var(--green-dark);
  text-decoration: underline;
}

.is-auth-required .modal-close {
  display: none;
}

.is-auth-required .modal-backdrop {
  cursor: default;
  background: rgba(24, 33, 30, 0.62);
}

.form-error {
  margin: 0;
  color: var(--danger);
  font-size: 11px;
}

.toast-region {
  position: fixed;
  z-index: 120;
  right: 20px;
  bottom: 20px;
  display: grid;
  gap: 9px;
  width: min(340px, calc(100% - 40px));
  pointer-events: none;
}

.toast {
  padding: 13px 15px;
  border-left: 3px solid var(--green);
  background: var(--ink);
  color: #fff;
  box-shadow: var(--shadow);
  font-size: 12px;
  animation: toast-in 180ms ease-out;
}

.toast.error {
  border-left-color: var(--coral);
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
}

@media (max-width: 1120px) {
  .workbench {
    grid-template-columns: 270px minmax(330px, 1fr);
  }

  .preview-column {
    grid-column: 1 / -1;
    min-height: 520px;
    border-top: 1px solid var(--line);
  }

  .text-preview {
    min-height: 360px;
  }
}

@media (max-width: 820px) {
  :root {
    --topbar: 58px;
  }

  body {
    padding-bottom: 66px;
  }

  .topbar {
    grid-template-columns: 1fr auto;
    height: var(--topbar);
    padding: 0 15px;
  }

  .brand-copy small,
  .topnav {
    display: none;
  }

  .account-trigger {
    min-width: 0;
    padding: 6px;
  }

  .account-trigger .account-copy,
  .account-trigger > svg {
    display: none;
  }

  .workbench {
    display: block;
    min-height: auto;
    border: 0;
  }

  .balance-alert {
    position: relative;
    top: auto;
    align-items: stretch;
    padding: 12px 15px;
  }

  .balance-alert-copy p {
    max-width: 420px;
  }

  .source-column,
  .config-column,
  .preview-column {
    padding: 24px 18px;
    border-right: 0;
  }

  .source-column,
  .config-column {
    border-bottom: 1px solid var(--line);
  }

  .upload-target {
    min-height: 180px;
  }

  .preview-column {
    min-height: 0;
  }

  .text-preview {
    min-height: 390px;
  }

  .mobile-nav {
    position: fixed;
    z-index: 40;
    right: 0;
    bottom: 0;
    left: 0;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    height: 64px;
    padding-bottom: env(safe-area-inset-bottom);
    border-top: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.97);
  }

  .mobile-nav button {
    display: grid;
    place-content: center;
    justify-items: center;
    gap: 4px;
    border: 0;
    background: transparent;
    color: var(--muted);
    font-size: 9px;
  }

  .mobile-nav button.is-active {
    color: var(--green);
  }

  .mobile-nav svg {
    width: 20px;
    height: 20px;
  }

  .page-shell {
    width: calc(100% - 28px);
    padding: 28px 0 50px;
  }

  .page-title {
    align-items: center;
    margin-bottom: 20px;
  }

  .page-title h1 {
    font-size: 23px;
  }

  .pdf-layout,
  .store-layout,
  .account-recharge {
    grid-template-columns: 1fr;
  }

  .pdf-editor-section {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

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

  .checkout-panel {
    position: static;
  }

  .account-recharge {
    gap: 22px;
  }
}

@media (max-width: 520px) {
  .balance-alert {
    display: grid;
    gap: 11px;
  }

  .balance-alert-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .balance-alert-actions .primary-action,
  .balance-alert-actions .secondary-button {
    width: 100%;
  }

  .modal-layer {
    align-items: start;
    overflow-y: auto;
    padding: 14px;
  }

  .auth-dialog {
    margin: auto 0;
    padding: 23px 20px;
  }

  .auth-requirement {
    margin-top: 20px;
  }

  .column-heading {
    margin-bottom: 21px;
  }

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

  .source-meta div {
    padding: 12px 3px;
  }

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

  .stats-grid article + article {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .profile-band {
    grid-template-columns: 52px minmax(0, 1fr) 34px;
  }

  .profile-avatar {
    width: 52px;
    height: 52px;
  }

  .balance-badge {
    padding: 7px 9px;
  }

  .balance-badge strong {
    font-size: 14px;
  }

  .payment-actions {
    width: 100%;
    flex-direction: column;
  }

  .payment-actions > * {
    width: 100% !important;
  }
}