/* Tools section — shared styles. Loaded alongside css/base.css. */

@view-transition {
  navigation: auto;
}

html,
body {
  height: auto;
  min-height: 100%;
  overflow: auto;
  cursor: auto;
}
a,
button {
  cursor: pointer;
}

.tools-page {
  min-height: 100vh;
  background-color: transparent;
  color: var(--color-text);
  font-family: var(--font-primary);
  padding: clamp(1.5rem, 4vw, 3rem);
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: clamp(2rem, 5vw, 4rem);
  max-width: 1280px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

/* Entrance animation */

@keyframes toolsReveal {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.tools-page > * {
  animation: toolsReveal 0.7s cubic-bezier(0.2, 0.65, 0.25, 1) both;
}
.tools-page > *:nth-child(1) { animation-delay: 0.05s; }
.tools-page > *:nth-child(2) { animation-delay: 0.18s; }
.tools-page > *:nth-child(3) { animation-delay: 0.32s; }
@media (prefers-reduced-motion: reduce) {
  .tools-page > * { animation: none; }
}

/* Header block */

.tools-header {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: start;
  gap: 2rem;
}

.tools-header__home,
.tools-header__home:hover,
.tools-header__home:focus,
.tools-header__home:active {
  display: inline-block;
  text-decoration: none;
  color: inherit;
}
.tools-header__home::after,
.tools-header__home:hover::after {
  display: none;
  content: none;
  width: 0;
}

.tools-header__title {
  font-family: var(--font-name);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 400;
  margin: 0;
  letter-spacing: 0.02em;
  line-height: 0.85;
  text-transform: uppercase;
}

.tools-header__title strong {
  font-weight: 400;
  background: linear-gradient(135deg, var(--color-accent) 0%, #8b5cf6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  letter-spacing: 0.02em;
  font-size: 1em;
}

.tools-header__subtitle {
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
  margin: 0.75rem 0 0;
}

.tools-header__back {
  font-family: var(--font-primary);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
  text-decoration: none;
  transition: color 0.2s ease;
  align-self: start;
  white-space: nowrap;
}
.tools-header__back:hover {
  color: var(--color-text);
}
.tools-header__back__arrow {
  width: 1.25em;
  height: 1.25em;
  vertical-align: -0.25em;
  margin-right: 0.45em;
  transition: transform 0.2s ease;
}
.tools-header__back:hover .tools-header__back__arrow {
  transform: translateX(-2px);
}

/* Grid of tiles */

.tools-main {
  width: 100%;
}

.tools-intro {
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 2.2vw, 1.375rem);
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.85);
  margin: 0 0 clamp(1.5rem, 3vw, 2.5rem);
  max-width: 60ch;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: clamp(1rem, 2vw, 1.5rem);
}

.tile {
  position: relative;
  display: block;
  aspect-ratio: 4 / 5;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  overflow: hidden;
  text-decoration: none;
  color: var(--color-text);
  background: var(--color-bg);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  isolation: isolate;
}
.tile:hover {
  transform: translateY(-4px);
  border-color: rgba(59, 130, 246, 0.5);
  box-shadow: 0 20px 60px -20px rgba(59, 130, 246, 0.35);
}
.tile:focus-visible {
  transform: translateY(-4px);
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  box-shadow: 0 20px 60px -20px rgba(59, 130, 246, 0.35);
}

.tile__hero {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  z-index: 0;
  overflow: hidden;
}
.tile__hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(10, 10, 10, 0.88) 100%);
  z-index: 1;
}
.tile__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.tile__hero-mark {
  font-family: var(--font-name);
  font-size: clamp(4rem, 10vw, 6.5rem);
  font-weight: 400;
  letter-spacing: 0.04em;
  line-height: 0.85;
  text-transform: uppercase;
  background: linear-gradient(135deg, var(--color-accent) 0%, #8b5cf6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.85;
  transform: translateY(-1.5rem);
}

.tile__hero--goldilocks {
  background: radial-gradient(ellipse at 30% 20%, rgba(59, 130, 246, 0.35), transparent 55%),
    radial-gradient(ellipse at 80% 90%, rgba(139, 92, 246, 0.3), transparent 55%),
    #101015;
}
.tile__hero--claude {
  background: radial-gradient(ellipse at 70% 25%, rgba(236, 121, 77, 0.35), transparent 55%),
    radial-gradient(ellipse at 25% 85%, rgba(59, 130, 246, 0.2), transparent 55%),
    #0f1216;
}
.tile__hero--writing {
  background: radial-gradient(ellipse at 25% 20%, rgba(49, 162, 208, 0.3), transparent 55%),
    radial-gradient(ellipse at 80% 85%, rgba(255, 255, 255, 0.06), transparent 55%),
    #0e1114;
}

.tile__body {
  position: relative;
  z-index: 2;
  padding: 1.25rem 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  height: 100%;
  justify-content: flex-end;
}

.tile__tag {
  display: inline-block;
  align-self: flex-start;
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  border: 1px solid rgba(59, 130, 246, 0.45);
  color: var(--color-accent);
  background: rgba(10, 10, 10, 0.55);
}
.tile__tag--soon {
  border-color: rgba(255, 255, 255, 0.18);
  color: rgba(255, 255, 255, 0.65);
}

.tile__title {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.4vw, 1.5rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0.1rem 0 0;
  line-height: 1.1;
}

.tile__desc {
  font-size: 0.875rem;
  line-height: 1.45;
  color: rgba(255, 255, 255, 0.7);
  margin: 0;
}

/* Article detail pages */

.article {
  max-width: 720px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: clamp(1.25rem, 2.5vw, 2rem);
}

.article__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  align-self: flex-start;
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(59, 130, 246, 0.45);
  color: var(--color-accent);
}
.article__eyebrow-icon {
  width: 1.35em;
  height: 1.35em;
  display: block;
  flex-shrink: 0;
}
.article__eyebrow--soon {
  border-color: rgba(255, 255, 255, 0.18);
  color: rgba(255, 255, 255, 0.6);
}

.article__headline {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 6vw, 3.75rem);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0;
}
.article__headline-accent {
  background: linear-gradient(135deg, var(--color-accent) 0%, #8b5cf6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.article__lede {
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.85);
  margin: 0;
}

.article__section {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.article__section--divided {
  margin-top: clamp(0.75rem, 1.5vw, 1.25rem);
  padding-top: clamp(1.75rem, 3vw, 2.5rem);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Collapsible disclosure (uses native <details>/<summary>) */

.article-disclosure {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.015);
  overflow: hidden;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.article-disclosure[open] {
  border-color: rgba(59, 130, 246, 0.35);
  background: rgba(255, 255, 255, 0.025);
}
.article-disclosure__summary {
  list-style: none;
  cursor: pointer;
  padding: 1.1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.2s ease, background 0.2s ease;
}
.article-disclosure__summary::-webkit-details-marker { display: none; }
.article-disclosure__summary::marker { content: ""; }
.article-disclosure__summary:hover { color: var(--color-text); }
.article-disclosure[open] .article-disclosure__summary {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--color-text);
}
.article-disclosure__chevron {
  display: inline-block;
  font-size: 1.25rem;
  line-height: 1;
  color: var(--color-accent);
  transition: transform 0.25s ease;
}
.article-disclosure[open] .article-disclosure__chevron {
  transform: rotate(90deg);
}
.article-disclosure__body {
  padding: clamp(1rem, 2vw, 1.5rem);
  display: flex;
  flex-direction: column;
  gap: clamp(1.25rem, 2.5vw, 2rem);
}

.article__section-heading {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
  margin: 0;
}

.article__features {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.6rem;
}
.article__features li {
  font-size: 1rem;
  line-height: 1.5;
  padding-left: 1.5rem;
  position: relative;
  color: rgba(255, 255, 255, 0.9);
}
.article__features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent) 0%, #8b5cf6 100%);
}
.article__features strong {
  font-weight: 700;
  color: var(--color-text);
}

/* Big primary button (download CTAs) */

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.5rem;
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #ffffff;
  text-decoration: none;
  background: linear-gradient(135deg, var(--color-accent) 0%, #8b5cf6 100%);
  border-radius: 10px;
  border: 0;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.2s ease, filter 0.2s ease;
  box-shadow: 0 8px 24px -8px rgba(59, 130, 246, 0.55);
  align-self: flex-start;
}
.btn-primary:hover,
.btn-primary:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 14px 36px -8px rgba(59, 130, 246, 0.75);
  outline: none;
}
.btn-primary__arrow {
  font-size: 1.1em;
  line-height: 1;
  transition: transform 0.15s ease;
}
.btn-primary:hover .btn-primary__arrow {
  transform: translateY(2px);
}

/* Numbered step list for install instructions */

.article__steps {
  list-style: none;
  counter-reset: step;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.9rem;
}
.article__steps > li {
  counter-increment: step;
  position: relative;
  padding-left: 2.75rem;
  font-size: 1rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.88);
}
.article__steps > li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 2rem;
  height: 2rem;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent);
  border: 1px solid rgba(59, 130, 246, 0.45);
  border-radius: 50%;
  background: rgba(59, 130, 246, 0.08);
}
.article__steps strong {
  color: var(--color-text);
}
.article__steps code {
  font-family: "SF Mono", "Fira Code", Consolas, monospace;
  font-size: 0.875em;
  padding: 0.1rem 0.4rem;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 4px;
}

.article__copy {
  font-size: 1rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.82);
  margin: 0;
}

/* Copy-paste install box (BRAT) */

.install-box {
  display: grid;
  gap: 0.75rem;
  padding: clamp(1rem, 2vw, 1.5rem);
  border: 1px solid rgba(59, 130, 246, 0.35);
  border-radius: 12px;
  background: linear-gradient(
    135deg,
    rgba(59, 130, 246, 0.08) 0%,
    rgba(139, 92, 246, 0.06) 100%
  );
}
.install-box__label {
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
  margin: 0;
}
.install-box__row {
  display: flex;
  gap: 0.5rem;
  align-items: stretch;
}
.install-box__code {
  flex: 1;
  font-family: "SF Mono", "Fira Code", Consolas, monospace;
  font-size: 0.875rem;
  padding: 0.75rem 1rem;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.95);
  overflow-x: auto;
  white-space: nowrap;
  display: flex;
  align-items: center;
}
.install-box__copy {
  font-family: var(--font-primary);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0 1rem;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-text);
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}
.install-box__copy:hover {
  background: rgba(59, 130, 246, 0.15);
  border-color: rgba(59, 130, 246, 0.6);
}
.install-box__copy.is-copied {
  background: rgba(59, 130, 246, 0.25);
  border-color: rgba(59, 130, 246, 0.8);
}
.install-box__steps {
  margin: 0;
  padding-left: 1.2rem;
  font-size: 0.9375rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.82);
}
.install-box__steps li {
  margin: 0.25rem 0;
}

/* Writing — editorial-style article card for link-outs to external essays */

.writing-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.writing-card {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.015);
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.25s ease;
}
.writing-card:hover,
.writing-card:focus-within {
  transform: translateY(-2px);
  border-color: rgba(59, 130, 246, 0.45);
  box-shadow: 0 22px 48px -24px rgba(59, 130, 246, 0.35);
}

.writing-card__link {
  display: grid;
  grid-template-columns: 200px 1fr;
  min-height: 160px;
  text-decoration: none;
  color: inherit;
}
.writing-card__link:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.writing-card__cover {
  background-color: #0f1216;
  background-size: cover;
  background-position: center;
  position: relative;
}
.writing-card__cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 60%, rgba(10, 10, 10, 0.35) 100%);
  pointer-events: none;
}

.writing-card__cover--ai {
  background: radial-gradient(ellipse at 30% 20%, rgba(59, 130, 246, 0.4), transparent 55%),
    radial-gradient(ellipse at 80% 90%, rgba(139, 92, 246, 0.35), transparent 55%), #0f1216;
}
.writing-card__cover--design {
  background: radial-gradient(circle at 30% 30%, rgba(236, 121, 77, 0.45), transparent 45%),
    radial-gradient(circle at 80% 20%, rgba(241, 196, 15, 0.25), transparent 50%),
    radial-gradient(circle at 70% 85%, rgba(52, 152, 219, 0.35), transparent 50%),
    radial-gradient(circle at 20% 80%, rgba(155, 89, 182, 0.25), transparent 55%), #14131a;
}

.writing-card__body {
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  justify-content: center;
}

.writing-card__meta {
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
  margin: 0;
}
.writing-card__pub {
  display: inline-flex;
  align-items: center;
  gap: 0.45em;
  vertical-align: middle;
}
.writing-card__pub-icon {
  width: 1.2em;
  height: 1.2em;
  border-radius: 3px;
  object-fit: cover;
  display: block;
}

.writing-card__title {
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 1.9vw, 1.375rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--color-text);
}

.writing-card__summary {
  font-size: 0.9375rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.72);
  margin: 0;
}

.writing-card__read {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-accent);
  margin-top: 0.2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.3em;
  transition: color 0.2s ease;
}
.writing-card__read-arrow {
  width: 1.1em;
  height: 1.1em;
  transition: transform 0.2s ease;
}
.writing-card:hover .writing-card__read {
  color: #8b5cf6;
}
.writing-card:hover .writing-card__read-arrow {
  transform: translateX(3px);
}

@media (max-width: 720px) {
  .writing-card__link {
    grid-template-columns: 1fr;
    min-height: 0;
  }
  .writing-card__cover {
    min-height: 140px;
  }
  .writing-card__cover::after {
    background: linear-gradient(180deg, transparent 60%, rgba(10, 10, 10, 0.45) 100%);
  }
}

.article__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
}
.article__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35em;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.2s ease;
}
.article__link__arrow {
  width: 1.15em;
  height: 1.15em;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}
.article__link:hover {
  color: #8b5cf6;
}
.article__link:hover .article__link__arrow {
  transform: translateX(3px);
}

/* Footer */

.tools-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.45);
}
.tools-footer a {
  color: inherit;
  text-decoration: none;
  letter-spacing: 0.04em;
}
.tools-footer a:hover {
  color: var(--color-text);
}

@media (max-width: 640px) {
  .tools-header {
    grid-template-columns: 1fr;
  }
  .install-box__row {
    flex-direction: column;
  }
  .install-box__code {
    white-space: pre-wrap;
    word-break: break-all;
  }
}