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

html { color-scheme: light; }
body {
  margin: 0;
  background: var(--se-bg);
  color: var(--se-text);
  font-family: var(--se-font-sans);
  font-size: var(--se-fs-400);
  line-height: var(--se-lh-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; }
img, svg { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; }
button, a, input, select, textarea { outline: none; }
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  box-shadow: var(--se-focus);
}

.se-container {
  width: min(calc(100% - 2rem), var(--se-container));
  margin-inline: auto;
}
.se-reading { max-width: var(--se-reading); }

.se-kicker {
  margin: 0 0 var(--se-space-3);
  font-family: var(--se-font-mono);
  font-size: var(--se-fs-100);
  font-weight: 800;
  line-height: 1;
  letter-spacing: .11em;
  text-transform: uppercase;
}
.se-display {
  margin: 0;
  font-size: var(--se-fs-display);
  font-weight: 950;
  line-height: var(--se-lh-tight);
  letter-spacing: -.07em;
  text-transform: uppercase;
}
.se-h1, .se-h2, .se-h3 {
  margin: 0;
  font-weight: 900;
  letter-spacing: -.045em;
}
.se-h1 { font-size: var(--se-fs-900); line-height: var(--se-lh-heading); }
.se-h2 { font-size: var(--se-fs-800); line-height: 1.05; }
.se-h3 { font-size: var(--se-fs-600); line-height: 1.12; }
.se-body { color: var(--se-text-muted); }
.se-mono { font-family: var(--se-font-mono); }

.se-button {
  min-height: 3rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .625rem;
  border: var(--se-border-2) solid var(--se-border);
  border-radius: var(--se-radius-1);
  padding: .75rem 1rem;
  background: var(--se-surface);
  color: var(--se-text);
  font-family: var(--se-font-sans);
  font-size: var(--se-fs-200);
  font-weight: 900;
  line-height: 1;
  letter-spacing: .02em;
  text-decoration: none;
  text-transform: uppercase;
  box-shadow: var(--se-shadow-sm);
  cursor: pointer;
  transition:
    transform var(--se-duration-fast) var(--se-ease),
    box-shadow var(--se-duration-fast) var(--se-ease),
    background-color var(--se-duration-fast) var(--se-ease);
}
.se-button:hover {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--se-border);
}
.se-button:active {
  transform: translate(4px, 4px);
  box-shadow: 0 0 0 var(--se-border);
}
.se-button--primary { background: var(--se-accent); }
.se-button--primary:hover { background: var(--se-accent-hover); }
.se-button--dark { background: var(--se-ink-950); color: white; }
.se-button--quiet { box-shadow: none; }

.se-field-label {
  display: block;
  margin-bottom: .5rem;
  font-family: var(--se-font-mono);
  font-size: var(--se-fs-100);
  font-weight: 800;
  letter-spacing: .07em;
  text-transform: uppercase;
}
.se-input,
.se-select,
.se-textarea {
  width: 100%;
  border: var(--se-border-2) solid var(--se-border);
  border-radius: var(--se-radius-1);
  background: var(--se-surface);
  color: var(--se-text);
  min-height: 3rem;
  padding: .75rem .875rem;
}
.se-textarea { min-height: 8rem; resize: vertical; }

.se-search {
  display: flex;
  border: var(--se-border-2) solid var(--se-border);
  background: var(--se-surface);
}
.se-search__icon {
  width: 3.25rem;
  flex: 0 0 3.25rem;
  display: grid;
  place-items: center;
  border-right: var(--se-border-2) solid var(--se-border);
  background: var(--se-surface-muted);
}
.se-search input {
  min-width: 0;
  flex: 1;
  border: 0;
  padding: 0 1rem;
  background: transparent;
}

.se-card {
  border: var(--se-border-2) solid var(--se-border);
  border-radius: var(--se-radius-1);
  background: var(--se-surface);
  box-shadow: var(--se-shadow-sm);
}
.se-card--interactive {
  transition:
    transform var(--se-duration) var(--se-ease),
    box-shadow var(--se-duration) var(--se-ease),
    background-color var(--se-duration) var(--se-ease);
}
.se-card--interactive:hover {
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0 var(--se-border);
  background: #fbffe9;
}

.se-tool-card {
  min-height: 10.5rem;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.se-icon-box {
  width: 3.25rem;
  height: 3.25rem;
  border: var(--se-border-2) solid var(--se-border);
  display: grid;
  place-items: center;
  background: var(--se-accent);
}
.se-icon-box img { width: 1.6rem; height: 1.6rem; }

.se-badge {
  display: inline-flex;
  align-items: center;
  min-height: 1.625rem;
  border: var(--se-border-1) solid var(--se-border);
  padding: .25rem .5rem;
  background: var(--se-accent);
  font-family: var(--se-font-mono);
  font-size: .625rem;
  font-weight: 850;
  line-height: 1;
  letter-spacing: .06em;
  text-transform: uppercase;
  box-shadow: 2px 2px 0 var(--se-border);
}
.se-badge--signal { background: var(--se-signal-300); }
.se-badge--neutral { background: var(--se-surface-muted); }

.se-notice {
  border: var(--se-border-2) solid var(--se-border);
  background: var(--se-surface);
  padding: 1rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .875rem;
  align-items: start;
}
.se-notice--privacy { background: #f4ffd5; }

.se-dropzone {
  min-height: 12rem;
  border: var(--se-border-2) dashed var(--se-border);
  background:
    linear-gradient(135deg, transparent 0 49%, rgba(182,240,30,.12) 49% 51%, transparent 51% 100%),
    var(--se-surface);
  background-size: 1.5rem 1.5rem;
  display: grid;
  place-items: center;
  padding: 2rem;
  text-align: center;
}
.se-dropzone__inner { max-width: 30rem; display: grid; justify-items: center; gap: .75rem; }

.se-editor-shell {
  border: var(--se-border-2) solid var(--se-border);
  background: var(--se-surface);
  box-shadow: var(--se-shadow-accent);
}
.se-editor-shell__bar {
  min-height: 4rem;
  padding: .75rem 1rem;
  background: var(--se-ink-950);
  color: white;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}
.se-editor-shell__title {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-weight: 900;
  text-transform: uppercase;
}
.se-editor-shell__body { padding: 1.25rem; }

.se-table-wrap { overflow-x: auto; border: var(--se-border-2) solid var(--se-border); }
.se-table { width: 100%; border-collapse: collapse; min-width: 42rem; }
.se-table th,
.se-table td {
  padding: .75rem .875rem;
  border-bottom: var(--se-border-1) solid var(--se-ink-300);
  text-align: left;
}
.se-table th {
  background: var(--se-surface-muted);
  font-family: var(--se-font-mono);
  font-size: var(--se-fs-100);
  text-transform: uppercase;
}
.se-table tr:last-child td { border-bottom: 0; }

.se-breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  align-items: center;
  font-family: var(--se-font-mono);
  font-size: var(--se-fs-100);
}
.se-breadcrumbs a { text-decoration-thickness: 1px; text-underline-offset: 3px; }
.se-breadcrumbs__sep { color: var(--se-text-muted); }

.se-pagination { display: flex; flex-wrap: wrap; gap: .5rem; }
.se-page {
  min-width: 2.5rem;
  min-height: 2.5rem;
  display: grid;
  place-items: center;
  border: var(--se-border-2) solid var(--se-border);
  background: var(--se-surface);
  font-family: var(--se-font-mono);
  font-size: var(--se-fs-200);
  font-weight: 800;
  text-decoration: none;
}
.se-page[aria-current="page"] { background: var(--se-accent); }

.se-tabs { display: flex; overflow-x: auto; border-bottom: var(--se-border-2) solid var(--se-border); }
.se-tab {
  flex: 0 0 auto;
  border: 0;
  border-right: var(--se-border-2) solid var(--se-border);
  padding: .8rem 1rem;
  background: var(--se-surface-muted);
  font-family: var(--se-font-mono);
  font-size: var(--se-fs-100);
  font-weight: 850;
  text-transform: uppercase;
}
.se-tab[aria-selected="true"] { background: var(--se-accent); }

.se-accordion { border-top: var(--se-border-2) solid var(--se-border); }
.se-accordion details { border-bottom: var(--se-border-2) solid var(--se-border); }
.se-accordion summary {
  list-style: none;
  cursor: pointer;
  padding: 1rem 0;
  font-weight: 850;
}
.se-accordion summary::-webkit-details-marker { display: none; }
.se-accordion details > div { padding: 0 0 1.25rem; color: var(--se-text-muted); }

@media (max-width: 48rem) {
  .se-display { font-size: clamp(3.4rem, 19vw, 6.3rem); }
  .se-h1 { font-size: clamp(2.6rem, 12vw, 4.5rem); }
  .se-editor-shell__bar { align-items: flex-start; flex-direction: column; }
}