:root {
  --sd-page: #14120f;
  --sd-page-wash: #1b1814;
  --sd-window: #242019;
  --sd-raised: #2e2921;
  --sd-hover: #3a342b;
  --sd-line: #433c32;
  --sd-line-soft: #322c25;
  --sd-ink: #f3ece0;
  --sd-ink-soft: #d2c7b6;
  --sd-muted: #9a907f;
  --sd-accent: #e0a05a;
  --sd-accent-ink: #1c1915;
  --sd-copper: #c9783a;
  --sd-ok: #7eae88;
  --sd-paper: #f7f1e6;
  --sd-paper-2: #fffaf2;
  --sd-paper-ink: #2a241c;
  --sd-paper-muted: #6b6256;
  --sd-paper-line: #e4d8c6;
  --sd-highlight: rgba(232, 196, 74, 0.46);
  --sd-note: #f6e27a;
  --sd-sans: "Source Sans 3", "Segoe UI", sans-serif;
  --sd-serif: "Fraunces", "Iowan Old Style", Georgia, serif;
  --sd-mono: "IBM Plex Mono", Consolas, ui-monospace, monospace;
  --sd-radius: 14px;
  --sd-shadow: 0 28px 70px rgba(0, 0, 0, 0.38);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(900px 420px at 12% -8%, rgba(224, 160, 90, 0.12), transparent 50%),
    radial-gradient(800px 380px at 100% 0%, rgba(47, 107, 79, 0.08), transparent 46%),
    var(--sd-page);
  color: var(--sd-ink);
  font-family: var(--sd-sans);
}

body.sd-body {
  min-height: 100vh;
  min-height: 100dvh;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 40;
  padding: 0.6rem 0.9rem;
  background: var(--sd-accent);
  color: var(--sd-accent-ink);
  border-radius: 8px;
}

.skip-link:focus {
  top: 1rem;
}

.sd-banner {
  margin: 0;
  padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--sd-line-soft);
  background: #100e0c;
  color: var(--sd-accent);
  font-family: var(--sd-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: center;
}

.sd-top {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.7rem 1.2rem;
  width: min(1180px, calc(100% - 2rem));
  margin: 0.95rem auto 0;
}

.sd-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: inherit;
  text-decoration: none;
  font-weight: 650;
}

.sd-brand svg {
  width: 32px;
  height: 32px;
}

.sd-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.95rem;
}

.sd-links a {
  color: var(--sd-ink-soft);
  text-decoration: none;
  font-size: 0.95rem;
}

.sd-links a:hover,
.sd-links a[aria-current="page"] {
  color: var(--sd-ink);
}

.sd-intro {
  width: min(1180px, calc(100% - 2rem));
  margin: 1.1rem auto 0.85rem;
}

.sd-intro h1 {
  margin: 0 0 0.4rem;
  font-family: var(--sd-serif);
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  font-weight: 620;
  letter-spacing: -0.03em;
}

.sd-intro p {
  margin: 0;
  max-width: 42rem;
  color: var(--sd-ink-soft);
  font-size: 1.05rem;
}

.sd-intro .sd-lede-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 0.85rem;
}

.sd-shell {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto 1.4rem;
}

.sd-window {
  display: flex;
  flex-direction: column;
  min-height: 720px;
  height: min(78vh, 860px);
  background: var(--sd-window);
  border: 1px solid var(--sd-line);
  border-radius: var(--sd-radius);
  box-shadow: var(--sd-shadow);
  overflow: hidden;
}

.sd-titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 40px;
  padding: 0 0.35rem 0 0.7rem;
  background: #1a1713;
  border-bottom: 1px solid var(--sd-line-soft);
  user-select: none;
}

.sd-titlebar-left {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  min-width: 0;
}

.sd-app-icon {
  width: 18px;
  height: 18px;
  flex: none;
}

.sd-title {
  overflow: hidden;
  color: var(--sd-ink-soft);
  font-size: 0.86rem;
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sd-win-btns {
  display: flex;
}

.sd-win-btns button {
  width: 46px;
  height: 40px;
  border: 0;
  background: transparent;
  color: var(--sd-ink-soft);
  font-size: 0.85rem;
  line-height: 1;
}

.sd-win-btns button:hover {
  background: var(--sd-hover);
  color: var(--sd-ink);
}

.sd-win-btns .is-close:hover {
  background: #8a2f28;
  color: #fff;
}

.sd-menubar {
  display: flex;
  align-items: center;
  gap: 0.15rem;
  min-height: 34px;
  padding: 0 0.4rem;
  background: #201c17;
  border-bottom: 1px solid var(--sd-line-soft);
}

.sd-menu {
  position: relative;
}

.sd-menu > button,
.sd-menubar > button {
  min-height: 28px;
  padding: 0.2rem 0.65rem;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--sd-ink-soft);
  font: inherit;
  font-size: 0.9rem;
}

.sd-menu > button:hover,
.sd-menu > button[aria-expanded="true"],
.sd-menubar > button:hover {
  background: var(--sd-hover);
  color: var(--sd-ink);
}

.sd-menu-list {
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 8;
  display: none;
  min-width: 14rem;
  margin: 0.15rem 0 0;
  padding: 0.3rem;
  list-style: none;
  background: #2c271f;
  border: 1px solid var(--sd-line);
  border-radius: 10px;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.32);
}

.sd-menu.is-open .sd-menu-list {
  display: block;
}

.sd-menu-list button {
  display: flex;
  justify-content: space-between;
  width: 100%;
  min-height: 36px;
  padding: 0.35rem 0.6rem;
  border: 0;
  border-radius: 7px;
  background: transparent;
  color: var(--sd-ink);
  font: inherit;
  text-align: left;
}

.sd-menu-list button:hover {
  background: var(--sd-hover);
}

.sd-menu-list .hint {
  color: var(--sd-muted);
  font-family: var(--sd-mono);
  font-size: 0.72rem;
}

.sd-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 0.75rem;
  background: var(--sd-raised);
  border-bottom: 1px solid var(--sd-line-soft);
}

.sd-tool {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0.65rem 1.1rem;
  border: 1px solid #5a4f40;
  border-radius: 12px;
  background: #3a3329;
  color: var(--sd-ink);
  font: inherit;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  text-decoration: none;
  cursor: pointer;
}

.sd-tool:hover {
  background: #463e32;
  border-color: #7a6b55;
}

.sd-tool[aria-pressed="true"],
.sd-tool.is-on {
  background: var(--sd-accent);
  border-color: var(--sd-accent);
  color: var(--sd-accent-ink);
}

.sd-tool:focus-visible,
.sd-search input:focus-visible,
.sd-field:focus-visible,
.sd-sign-input:focus-visible,
.sd-menu > button:focus-visible,
.sd-file:focus-visible,
.sd-tree-btn:focus-visible {
  outline: 2px solid var(--sd-accent);
  outline-offset: 2px;
}

.sd-work {
  display: grid;
  flex: 1;
  min-height: 0;
  grid-template-columns: 9.5rem 1fr;
  background: #1f1b16;
}

.sd-work.explorer {
  grid-template-columns: 13.5rem minmax(15rem, 1fr) minmax(18rem, 1.15fr);
}

.sd-side,
.sd-files,
.sd-preview-wrap,
.sd-page-stage {
  min-height: 0;
  overflow: auto;
}

.sd-side {
  border-right: 1px solid var(--sd-line-soft);
  background: #1c1915;
}

.sd-side-label,
.sd-files-label {
  margin: 0;
  padding: 0.7rem 0.8rem 0.35rem;
  color: var(--sd-muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sd-thumbs {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: 0.35rem 0.65rem 0.8rem;
}

.sd-thumb {
  display: block;
  width: 100%;
  padding: 0.35rem;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: var(--sd-ink-soft);
  cursor: pointer;
}

.sd-thumb-page {
  height: 88px;
  background: var(--sd-paper);
  border: 1px solid #c9bba6;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.18);
}

.sd-thumb-page i {
  display: block;
  height: 4px;
  margin: 10px 8px 0;
  background: #cfc2ae;
}

.sd-thumb-page i:first-child {
  width: 42%;
  height: 6px;
  margin-top: 12px;
}

.sd-thumb span {
  display: block;
  margin-top: 0.3rem;
  font-size: 0.78rem;
}

.sd-thumb[aria-current="true"] {
  background: var(--sd-hover);
  border-color: var(--sd-line);
  color: var(--sd-ink);
}

.sd-page-stage {
  display: flex;
  justify-content: center;
  padding: 1.1rem 1rem 1.4rem;
  background:
    linear-gradient(180deg, #1a1713, #221e18);
}

.sd-paper {
  position: relative;
  width: min(100%, 36rem);
  min-height: 32rem;
  padding: 1.6rem 1.7rem 1.8rem;
  background: var(--sd-paper);
  color: var(--sd-paper-ink);
  border: 1px solid #c9bba6;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.28);
}

.sd-paper h2,
.sd-paper h3 {
  margin: 0 0 0.35rem;
  font-family: var(--sd-serif);
  font-weight: 620;
  color: var(--sd-paper-ink);
}

.sd-paper h2 {
  font-size: 1.45rem;
}

.sd-paper p,
.sd-paper li,
.sd-paper td,
.sd-paper th {
  color: var(--sd-paper-ink);
  font-size: 0.98rem;
  line-height: 1.45;
}

.sd-doc-kicker {
  margin: 0 0 0.2rem;
  color: var(--sd-paper-muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sd-doc-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.45rem 1rem;
  margin: 0.85rem 0 1rem;
  color: var(--sd-paper-muted);
  font-size: 0.92rem;
}

.sd-table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.4rem 0 1rem;
}

.sd-table th,
.sd-table td {
  padding: 0.4rem 0.35rem;
  border-bottom: 1px solid var(--sd-paper-line);
  text-align: left;
}

.sd-table th {
  color: var(--sd-paper-muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.sd-table .num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.sd-field {
  display: inline-block;
  min-width: 7.5rem;
  min-height: 1.7rem;
  padding: 0.1rem 0.35rem;
  border: 1.5px dashed #b7a48a;
  border-radius: 4px;
  background: #fffdf7;
  color: var(--sd-paper-ink);
  font: inherit;
  font-size: 0.95rem;
}

.sd-field:disabled {
  border-style: solid;
  border-color: transparent;
  background: transparent;
  color: var(--sd-paper-ink);
}

body.is-fill .sd-field:not(:disabled) {
  border-color: #c9783a;
  box-shadow: 0 0 0 3px rgba(201, 120, 58, 0.16);
}

.sd-sign-line {
  display: flex;
  align-items: flex-end;
  gap: 0.6rem;
  margin-top: 1.3rem;
  min-height: 3.2rem;
}

.sd-sign-rule {
  flex: 1;
  min-height: 2.4rem;
  border-bottom: 1.5px solid #2a241c;
}

.sd-signature {
  font-family: var(--sd-serif);
  font-size: 1.55rem;
  font-style: italic;
  font-weight: 500;
  color: #1d3d6e;
  line-height: 1;
}

.sd-highlight {
  position: absolute;
  background: var(--sd-highlight);
  border-radius: 2px;
  pointer-events: none;
  mix-blend-mode: multiply;
}

.sd-stamp {
  position: absolute;
  right: 1.35rem;
  top: 10.4rem;
  padding: 0.28rem 0.6rem;
  border: 3px solid #9a3f14;
  border-radius: 6px;
  color: #9a3f14;
  font-family: var(--sd-serif);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transform: rotate(-11deg);
  pointer-events: none;
}

.sd-note {
  position: absolute;
  width: 9.2rem;
  padding: 0.45rem 0.5rem;
  background: var(--sd-note);
  color: #3a3010;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.16);
  font-size: 0.78rem;
  line-height: 1.3;
  pointer-events: none;
}

.sd-statusbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.4rem 1rem;
  min-height: 32px;
  padding: 0.35rem 0.8rem;
  background: #1a1713;
  border-top: 1px solid var(--sd-line-soft);
  color: var(--sd-muted);
  font-size: 0.8rem;
}

.sd-search-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
  padding: 0.65rem 0.75rem;
  background: var(--sd-raised);
  border-bottom: 1px solid var(--sd-line-soft);
}

.sd-nav-btns {
  display: flex;
  gap: 0.35rem;
}

.sd-nav-btns button {
  width: 44px;
  min-height: 44px;
  border: 1px solid #5a4f40;
  border-radius: 10px;
  background: #3a3329;
  color: var(--sd-ink);
  font-size: 1.05rem;
}

.sd-nav-btns button:hover {
  background: #463e32;
}

.sd-path {
  flex: 1 1 10rem;
  min-height: 44px;
  padding: 0.45rem 0.75rem;
  border: 1px solid var(--sd-line);
  border-radius: 10px;
  background: #1c1915;
  color: var(--sd-ink-soft);
  font-family: var(--sd-mono);
  font-size: 0.86rem;
}

.sd-search {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex: 1 1 14rem;
  min-height: 48px;
  padding: 0.2rem 0.7rem;
  border: 1px solid #5a4f40;
  border-radius: 12px;
  background: #1c1915;
}

.sd-search label {
  color: var(--sd-muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sd-search input {
  flex: 1;
  min-width: 0;
  border: 0;
  background: transparent;
  color: var(--sd-ink);
  font: inherit;
  font-size: 1.05rem;
}

.sd-search input::placeholder {
  color: #7d7466;
}

.sd-tree {
  margin: 0;
  padding: 0.2rem 0 0.8rem;
  list-style: none;
}

.sd-tree-btn {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  width: 100%;
  min-height: 40px;
  padding: 0.3rem 0.75rem;
  border: 0;
  background: transparent;
  color: var(--sd-ink-soft);
  font: inherit;
  font-size: 0.95rem;
  text-align: left;
  cursor: pointer;
}

.sd-tree-btn:hover {
  background: var(--sd-hover);
  color: var(--sd-ink);
}

.sd-tree-btn[aria-current="true"] {
  background: #3a3329;
  color: var(--sd-ink);
  font-weight: 650;
}

.sd-tree .is-child {
  padding-left: 1.7rem;
  font-size: 0.9rem;
}

.sd-files {
  border-right: 1px solid var(--sd-line-soft);
}

.sd-file-list {
  margin: 0;
  padding: 0.15rem 0 0.8rem;
  list-style: none;
}

.sd-file {
  display: grid;
  grid-template-columns: 1.4rem 1fr auto;
  align-items: center;
  gap: 0.45rem;
  width: 100%;
  min-height: 44px;
  padding: 0.35rem 0.8rem;
  border: 0;
  background: transparent;
  color: var(--sd-ink-soft);
  font: inherit;
  font-size: 0.95rem;
  text-align: left;
  cursor: pointer;
}

.sd-file:hover {
  background: var(--sd-hover);
  color: var(--sd-ink);
}

.sd-file[aria-current="true"] {
  background: #3d3428;
  color: var(--sd-ink);
}

.sd-file .ext {
  color: var(--sd-muted);
  font-family: var(--sd-mono);
  font-size: 0.72rem;
}

.sd-preview-wrap {
  padding: 0.75rem 0.85rem 1rem;
  background: #1a1713;
}

.sd-preview-empty {
  margin: 2rem 0.4rem;
  color: var(--sd-muted);
}

.sd-preview-wrap .sd-paper {
  width: 100%;
  min-height: 0;
  padding: 1.15rem 1.15rem 1.25rem;
}

.sd-preview-wrap .sd-paper h2 {
  font-size: 1.2rem;
}

.sd-foot {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto 2rem;
  color: var(--sd-muted);
  font-size: 0.92rem;
}

.sd-foot a {
  color: var(--sd-accent);
}

.sd-toast {
  position: fixed;
  right: 1.1rem;
  bottom: 1.1rem;
  z-index: 20;
  display: none;
  max-width: 22rem;
  padding: 0.85rem 1rem;
  background: #2f2a22;
  border: 1px solid var(--sd-line);
  border-radius: 12px;
  box-shadow: var(--sd-shadow);
  color: var(--sd-ink);
}

.sd-toast.is-on {
  display: block;
}

.sd-modal[hidden] {
  display: none;
}

.sd-modal {
  position: fixed;
  inset: 0;
  z-index: 24;
  display: grid;
  place-items: center;
  padding: 1rem;
  background: rgba(10, 8, 6, 0.56);
}

.sd-dialog {
  width: min(28rem, 100%);
  padding: 1.15rem 1.2rem 1.2rem;
  background: var(--sd-raised);
  border: 1px solid var(--sd-line);
  border-radius: 16px;
  box-shadow: var(--sd-shadow);
}

.sd-dialog h2 {
  margin: 0 0 0.45rem;
  font-family: var(--sd-serif);
  font-size: 1.35rem;
}

.sd-dialog p {
  margin: 0 0 0.85rem;
  color: var(--sd-ink-soft);
}

.sd-recent {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin: 0 0 0.9rem;
}

.sd-recent button,
.sd-dialog-actions .sd-tool {
  width: 100%;
}

.sd-recent button {
  display: flex;
  justify-content: space-between;
  min-height: 48px;
  padding: 0.55rem 0.8rem;
  border: 1px solid var(--sd-line);
  border-radius: 10px;
  background: #241f19;
  color: var(--sd-ink);
  font: inherit;
  text-align: left;
}

.sd-recent button:hover {
  background: var(--sd-hover);
}

.sd-dialog-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.sd-sign-panel {
  display: none;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  width: 100%;
  margin-top: 0.15rem;
}

body.is-sign .sd-sign-panel {
  display: flex;
}

.sd-sign-input {
  flex: 1 1 12rem;
  min-height: 48px;
  padding: 0.45rem 0.7rem;
  border: 1px solid #5a4f40;
  border-radius: 10px;
  background: #1c1915;
  color: var(--sd-ink);
  font: inherit;
  font-size: 1.05rem;
}

.sd-annotate-hint {
  display: none;
  width: 100%;
  margin: 0.1rem 0 0;
  color: var(--sd-ink-soft);
  font-size: 0.9rem;
}

body.is-annotate .sd-annotate-hint,
body.is-fill .sd-annotate-hint {
  display: block;
}

body.shot .sd-banner,
body.shot .sd-top,
body.shot .sd-intro,
body.shot .sd-foot,
body.shot .skip-link {
  display: none;
}

body.shot {
  background: #12100d;
  word-spacing: 0.03em;
}

body.shot .sd-shell {
  width: auto;
  height: 100vh;
  margin: 0;
  padding: 28px 32px;
}

body.shot .sd-window {
  height: calc(100vh - 56px);
  min-height: 0;
}

body.shot-twitter {
  background:
    radial-gradient(900px 400px at 8% 0%, rgba(224, 160, 90, 0.16), transparent 50%),
    #14120f;
}

body.shot-twitter .sd-shell {
  display: grid;
  grid-template-rows: auto 1fr auto;
  height: 100vh;
  padding: 20px 36px 16px;
}

body.shot-twitter .sd-shot-frame {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.7rem;
}

body.shot-twitter .sd-shot-kicker {
  margin: 0;
  color: var(--sd-accent);
  font-family: var(--sd-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

body.shot-twitter .sd-shot-name {
  margin: 0;
  font-family: var(--sd-serif);
  font-size: 1.55rem;
  font-weight: 620;
}

body.shot-twitter .sd-window {
  height: 100%;
  min-height: 0;
}

body.shot-twitter .sd-paper {
  min-height: 0;
  padding: 1.05rem 1.15rem 1.15rem;
}

body.shot-twitter .sd-page-stage,
body.shot-twitter .sd-preview-wrap {
  padding: 0.65rem 0.75rem 0.75rem;
}

body.shot-twitter .sd-shot-foot {
  display: block;
  margin-top: 0.7rem;
  color: var(--sd-muted);
  font-size: 0.92rem;
}

.sd-shot-frame,
.sd-shot-foot {
  display: none;
}

@media (max-width: 900px) {
  .sd-work,
  .sd-work.explorer {
    grid-template-columns: 1fr;
  }

  .sd-window {
    height: auto;
    min-height: 0;
  }

  .sd-side,
  .sd-files {
    border-right: 0;
    border-bottom: 1px solid var(--sd-line-soft);
  }

  .sd-thumbs {
    flex-direction: row;
  }

  .sd-thumb {
    width: 6.2rem;
  }

  .sd-doc-meta {
    grid-template-columns: 1fr;
  }
}

@media print {
  body * {
    visibility: hidden;
  }

  .sd-paper,
  .sd-paper * {
    visibility: visible;
  }

  .sd-paper {
    position: absolute;
    inset: 0;
    width: auto;
    box-shadow: none;
    border: 0;
  }
}