/* ==========================================================================
   Utilith — Components
   ========================================================================== */

/* ------------------------------------------------------------- Buttons -- */

.btn {
  --btn-bg: var(--surface-2);
  --btn-fg: var(--text);
  --btn-border: var(--border-strong);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.62rem 1.05rem;
  border: 1px solid var(--btn-border);
  border-radius: var(--radius);
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.16s ease, background-color 0.16s ease, border-color 0.16s ease,
    color 0.16s ease, box-shadow 0.16s ease;
}

.btn:hover {
  transform: translateY(-1px);
  border-color: var(--text-3);
}

.btn:active { transform: translateY(0); }

.btn:focus-visible {
  outline: none;
  box-shadow: var(--ring);
}

.btn[disabled],
.btn[aria-disabled="true"] {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.btn .icon { flex: none; }

.btn--primary {
  --btn-bg: var(--brand);
  --btn-fg: var(--brand-ink);
  --btn-border: var(--brand);
  box-shadow: 0 10px 26px -14px rgba(196, 245, 66, 0.85);
}

.btn--primary:hover { --btn-bg: var(--brand-strong); --btn-border: var(--brand-strong); }

.btn--ghost {
  --btn-bg: transparent;
  --btn-border: var(--border);
}

.btn--ghost:hover { --btn-bg: var(--surface-2); }

.btn--quiet {
  --btn-bg: transparent;
  --btn-border: transparent;
  --btn-fg: var(--text-2);
}

.btn--quiet:hover {
  --btn-bg: var(--surface-2);
  --btn-fg: var(--text);
  border-color: var(--border);
}

.btn--danger {
  --btn-bg: transparent;
  --btn-fg: var(--danger);
  --btn-border: var(--border);
}

.btn--danger:hover { --btn-bg: var(--danger-soft); --btn-border: var(--danger); }

.btn--sm { padding: 0.38rem 0.7rem; font-size: 0.82rem; border-radius: 9px; }
.btn--lg { padding: 0.8rem 1.4rem; font-size: 1rem; border-radius: 14px; }
.btn--block { width: 100%; }

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* --------------------------------------------------------------- Badges -- */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 99px;
  background: var(--surface);
  color: var(--text-2);
  font-size: 0.78rem;
  font-weight: 600;
  white-space: nowrap;
}

.badge--brand {
  border-color: transparent;
  background: var(--brand-soft);
  color: var(--brand);
}

.badge--accent {
  border-color: transparent;
  background: var(--accent-soft);
  color: var(--accent);
}

.badge--success {
  border-color: transparent;
  background: var(--success-soft);
  color: var(--success);
}

.badge--dot::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 99px;
  background: currentColor;
}

/* --------------------------------------------------------------- Cards -- */

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 1.35rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease,
    background-color 0.22s ease;
}

a.card:hover {
  transform: translateY(-3px);
  border-color: var(--brand);
  box-shadow: var(--shadow);
}

/* the card sets its own display, so the hidden attribute needs the same treatment */
.card[hidden] { display: none; }

.card__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.card__icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  flex: none;
  border-radius: 13px;
  border: 1px solid var(--border);
  background: var(--brand-soft);
  color: var(--brand);
}

.card__icon svg { width: 22px; height: 22px; }

.card__tag {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  border: 1px solid var(--border);
  border-radius: 99px;
  padding: 0.18rem 0.55rem;
  white-space: nowrap;
}

.card h3 { margin-bottom: 0.4rem; }

.card p {
  font-size: 0.92rem;
  margin-bottom: 0;
  flex: 1;
}

.card__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1.1rem;
  font-size: 0.88rem;
  font-weight: 650;
  color: var(--brand);
}

/* a task card can point at more than one tool */
.card__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.1rem;
  margin-top: 1.1rem;
}

.card__links .card__cta { margin-top: 0; }

a.card:hover .card__cta .icon { transform: translateX(3px); }

.card__cta .icon { transition: transform 0.2s ease; }

/* -------------------------------------------------------------- Header -- */

.header {
  position: sticky;
  top: 0;
  z-index: 60;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
}

.header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: var(--header-h);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  flex: none;
}

.brand__mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(140deg, var(--brand), var(--accent));
  color: var(--brand-ink);
  box-shadow: 0 8px 20px -10px rgba(196, 245, 66, 0.7);
}

.brand__mark svg { width: 19px; height: 19px; }

.brand__text span { color: var(--brand); }

.nav {
  display: none;
  align-items: center;
  gap: 0.15rem;
}

.nav a {
  padding: 0.45rem 0.7rem;
  border-radius: 9px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-2);
  transition: color 0.16s ease, background-color 0.16s ease;
}

.nav a:hover { color: var(--text); background: var(--surface-2); }
.nav a[aria-current="page"] { color: var(--text); }

.header__actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.icon-btn {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-2);
  cursor: pointer;
  transition: color 0.16s ease, background-color 0.16s ease, border-color 0.16s ease;
}

.icon-btn:hover { color: var(--text); background: var(--surface-2); border-color: var(--border-strong); }
.icon-btn svg { width: 18px; height: 18px; }

.theme-toggle .icon-moon { display: none; }
[data-theme="light"] .theme-toggle .icon-moon { display: block; }
[data-theme="light"] .theme-toggle .icon-sun { display: none; }

.nav-toggle { display: grid; }

.mobile-nav {
  border-top: 1px solid var(--border);
  background: var(--bg-soft);
  padding: 0.75rem 0 1rem;
}

.mobile-nav[hidden] { display: none; }

.mobile-nav a {
  display: block;
  padding: 0.7rem 0.5rem;
  border-radius: 10px;
  color: var(--text-2);
  font-weight: 500;
}

.mobile-nav a:hover,
.mobile-nav a[aria-current="page"] {
  color: var(--text);
  background: var(--surface-2);
}

@media (min-width: 900px) {
  .nav { display: flex; }
  .nav-toggle { display: none; }
  .mobile-nav { display: none !important; }
}

/* --------------------------------------------------------------- Hero -- */

.hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(3.5rem, 2.5rem + 6vw, 7rem) clamp(3rem, 2rem + 4vw, 5rem);
  text-align: center;
}

.hero::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.hero__inner {
  max-width: 52rem;
  margin-inline: auto;
}

.hero h1 { margin-bottom: 1rem; }

.hero h1 em {
  font-style: normal;
  background: linear-gradient(120deg, var(--brand), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__sub {
  font-size: clamp(1rem, 0.95rem + 0.5vw, 1.2rem);
  max-width: 42rem;
  margin-inline: auto;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  justify-content: center;
  margin-top: 2rem;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  max-width: 46rem;
  margin: 3rem auto 0;
}

.stat {
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  text-align: left;
}

.stat__icon { color: var(--brand); margin-bottom: 0.5rem; }
.stat__icon svg { width: 20px; height: 20px; }

.stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.95rem;
  letter-spacing: -0.01em;
}

.stat span {
  font-size: 0.82rem;
  color: var(--text-3);
}

@media (min-width: 640px) {
  .hero__stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* -------------------------------------------------------------- Panels -- */

.panel {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  overflow: hidden;
}

.panel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}

.panel__title {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-2);
}

.panel__title .dot {
  width: 7px;
  height: 7px;
  border-radius: 99px;
  background: var(--brand);
}

.panel__body { padding: 0.9rem; }

.panel__body--flush { padding: 0; }

/* --------------------------------------------------------------- Forms -- */

.field { margin-bottom: 1rem; }

.field:last-child { margin-bottom: 0; }

.label {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.82rem;
  font-weight: 650;
  color: var(--text-2);
}

.input,
.select,
.textarea {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--bg-soft);
  color: var(--text);
  font-size: 0.92rem;
  transition: border-color 0.16s ease, box-shadow 0.16s ease;
}

.input::placeholder,
.textarea::placeholder { color: var(--text-3); }

.input:focus,
.select:focus,
.textarea:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: var(--ring);
}

.textarea {
  min-height: 190px;
  resize: vertical;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  line-height: 1.6;
  tab-size: 2;
}

.select {
  appearance: none;
  padding-right: 2.2rem;
  background-image: linear-gradient(45deg, transparent 50%, var(--text-3) 50%),
    linear-gradient(135deg, var(--text-3) 50%, transparent 50%);
  background-position: calc(100% - 18px) 55%, calc(100% - 13px) 55%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}

.check {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  padding: 0.35rem 0;
  font-size: 0.9rem;
  color: var(--text-2);
  cursor: pointer;
}

.check input {
  flex: none;
  width: 17px;
  height: 17px;
  margin-top: 2px;
  accent-color: var(--brand);
  cursor: pointer;
}

.check span { line-height: 1.45; }

.radio-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.radio-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 99px;
  background: var(--bg-soft);
  font-size: 0.85rem;
  color: var(--text-2);
  cursor: pointer;
  transition: border-color 0.16s ease, color 0.16s ease, background-color 0.16s ease;
}

.radio-pill input { accent-color: var(--brand); cursor: pointer; }

.radio-pill:hover { border-color: var(--border-strong); color: var(--text); }

.radio-pill:has(input:checked) {
  border-color: var(--brand);
  background: var(--brand-soft);
  color: var(--text);
}

.switch-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 0;
  font-size: 0.9rem;
  color: var(--text-2);
}

.switch {
  position: relative;
  flex: none;
  width: 40px;
  height: 22px;
  border-radius: 99px;
  border: 1px solid var(--border-strong);
  background: var(--surface-3);
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease;
}

.switch::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  border-radius: 99px;
  background: var(--text-2);
  transition: transform 0.18s ease, background-color 0.18s ease;
}

.switch[aria-checked="true"] {
  background: var(--brand-soft);
  border-color: var(--brand);
}

.switch[aria-checked="true"]::after {
  transform: translateX(18px);
  background: var(--brand);
}

/* ------------------------------------------------------------- Buttons-ish */

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.toolbar--between { justify-content: space-between; }

/* ------------------------------------------------------------ Accordion -- */

.accordion {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  overflow: hidden;
}

.accordion details + details { border-top: 1px solid var(--border); }

.accordion summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.15rem;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.97rem;
  list-style: none;
  transition: background-color 0.16s ease;
}

.accordion summary::-webkit-details-marker { display: none; }
.accordion summary:hover { background: var(--surface-2); }

.accordion summary::after {
  content: "";
  flex: none;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--text-3);
  border-bottom: 2px solid var(--text-3);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform 0.2s ease;
}

.accordion details[open] summary::after { transform: rotate(-135deg) translate(-2px, -2px); }

.accordion__body {
  padding: 0 1.15rem 1.15rem;
  font-size: 0.94rem;
  color: var(--text-2);
}

.accordion__body p:last-child { margin-bottom: 0; }

/* ---------------------------------------------------------------- Prose -- */

.prose { max-width: 72ch; }
.prose h2 { margin-top: 2.5rem; }
.prose h3 { margin-top: 1.75rem; }
.prose ul,
.prose ol { color: var(--text-2); }
.prose li { margin-bottom: 0.5rem; }
.prose table { width: 100%; border-collapse: collapse; margin: 1.5rem 0; font-size: 0.92rem; }
.prose th,
.prose td { padding: 0.6rem 0.75rem; border: 1px solid var(--border); text-align: left; }
.prose th { background: var(--surface-2); font-weight: 650; color: var(--text); }

.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); }
.table-wrap table { margin: 0; border: 0; }
.table-wrap th,
.table-wrap td { border: 0; border-bottom: 1px solid var(--border); }
.table-wrap tr:last-child td { border-bottom: 0; }

.callout {
  display: flex;
  gap: 0.75rem;
  padding: 1rem 1.15rem;
  border: 1px solid var(--border);
  border-left: 3px solid var(--brand);
  border-radius: var(--radius);
  background: var(--surface);
  font-size: 0.93rem;
  color: var(--text-2);
}

.callout--accent { border-left-color: var(--accent); }
.callout--warn { border-left-color: var(--warning); }
.callout strong { color: var(--text); }
.callout p:last-child { margin-bottom: 0; }

/* -------------------------------------------------------------- Footer -- */

.footer {
  position: relative;
  z-index: 1;
  margin-top: auto;
  border-top: 1px solid var(--border);
  background: var(--bg-soft);
}

.footer__grid {
  display: grid;
  gap: 2.25rem;
  grid-template-columns: 1fr;
  padding-block: 3rem 2rem;
}

.footer__about p {
  margin-top: 1rem;
  max-width: 34ch;
  font-size: 0.9rem;
}

.footer h3 {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: 0.9rem;
}

.footer ul { list-style: none; padding: 0; margin: 0; }
.footer li { margin-bottom: 0.55rem; }

.footer a {
  color: var(--text-2);
  font-size: 0.9rem;
  transition: color 0.16s ease;
}

.footer a:hover { color: var(--brand); }

.socials { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }

.socials a {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  color: var(--text-2);
  transition: color 0.16s ease, border-color 0.16s ease, transform 0.16s ease;
}

.socials a:hover {
  color: var(--brand);
  border-color: var(--brand);
  transform: translateY(-2px);
}

.socials svg { width: 17px; height: 17px; }

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-block: 1.25rem 1.75rem;
  border-top: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--text-3);
}

@media (min-width: 720px) {
  .footer__grid { grid-template-columns: 1.6fr 1fr 1fr; }
}

/* --------------------------------------------------------------- Toast -- */

.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  z-index: 200;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1rem;
  border: 1px solid var(--border-strong);
  border-radius: 99px;
  background: var(--surface-2);
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 550;
  box-shadow: var(--shadow-lg);
  transform: translate(-50%, 20px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.toast[data-show="true"] { opacity: 1; transform: translate(-50%, 0); }
.toast svg { width: 16px; height: 16px; color: var(--brand); }

/* --------------------------------------------------------------- Misc -- */

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  padding-block: 1.25rem 0;
  font-size: 0.84rem;
  color: var(--text-3);
}

.breadcrumb a { color: var(--text-3); transition: color 0.16s ease; }
.breadcrumb a:hover { color: var(--brand); }
.breadcrumb .sep { opacity: 0.5; }
.breadcrumb [aria-current="page"] { color: var(--text-2); }

.divider-label {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  color: var(--text-3);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.divider-label::before,
.divider-label::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
}

.search-bar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--bg-soft);
}

.search-bar svg { width: 17px; height: 17px; color: var(--text-3); flex: none; }

.search-bar input {
  flex: 1;
  min-width: 0;
  border: 0;
  background: none;
  outline: none;
  font-size: 0.95rem;
}

.search-bar:focus-within {
  border-color: var(--brand);
  box-shadow: var(--ring);
}

.empty-state {
  padding: 2.5rem 1rem;
  text-align: center;
  color: var(--text-3);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-lg);
}

.empty-state strong { display: block; color: var(--text-2); margin-bottom: 0.25rem; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 600;
  color: var(--brand);
}

.link-arrow .icon { transition: transform 0.2s ease; }
.link-arrow:hover .icon { transform: translateX(3px); }