/* automatedpdf.tools hub — playful editorial; type + color + motion */

:root {
  --eerie-black: hsl(225, 9%, 9%);
  --eerie-black-60: hsla(225, 9%, 9%, 0.55);
  --light-gray-2: hsl(240, 2%, 81%);
  --cultured: hsl(300, 8%, 96%);
  --white: hsl(0, 0%, 100%);
  --accent-mist: hsl(225, 18%, 94%);
  --accent-glow: hsl(230, 35%, 92%);
  --pop-mint: hsl(158, 52%, 42%);
  --pop-slate: hsl(226, 58%, 48%);
  --pop-amber: hsl(28, 78%, 44%);
  --pop-lilac: hsl(268, 45%, 94%);
  --pop-peach: hsl(18, 85%, 94%);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.25, 0.64, 1);
  --dur: 280ms;
  --font-serif: "Fraunces", ui-serif, Georgia, serif;
  --font-sans: "DM Sans", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --pad-x: max(1rem, env(safe-area-inset-left, 0px));
  --pad-x-end: max(1rem, env(safe-area-inset-right, 0px));
  --pad-y: env(safe-area-inset-bottom, 0px);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 100%;
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  font-family: var(--font-sans);
  font-size: clamp(0.9375rem, 0.88rem + 0.25vw, 1.0625rem);
  font-weight: 400;
  line-height: 1.55;
  color: var(--eerie-black);
  background-color: var(--white);
  -webkit-font-smoothing: antialiased;
  padding-bottom: var(--pad-y);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.ambient {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.ambient::before,
.ambient::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(88px);
  opacity: 0.5;
}

.ambient::before {
  width: min(72vw, 520px);
  height: min(72vw, 520px);
  top: -18%;
  right: -12%;
  background:
    radial-gradient(circle at 25% 35%, hsl(158, 55%, 88%) 0%, transparent 55%),
    radial-gradient(circle at 70% 60%, var(--accent-glow) 0%, transparent 65%);
  opacity: 0.62;
}

.ambient::after {
  width: min(62vw, 440px);
  height: min(62vw, 440px);
  bottom: -8%;
  left: -14%;
  background:
    radial-gradient(circle at 65% 65%, hsl(32, 72%, 90%) 0%, transparent 58%),
    radial-gradient(circle at 30% 40%, var(--pop-lilac) 0%, transparent 62%);
  opacity: 0.58;
}

@media (prefers-reduced-motion: no-preference) {
  .ambient::before,
  .ambient::after {
    animation: ambient-drift 26s var(--ease-out) infinite alternate;
  }

  .ambient::after {
    animation-delay: -7s;
    animation-duration: 32s;
  }
}

@keyframes ambient-drift {
  to {
    transform: translate(-3.5%, 3%) scale(1.08) rotate(2deg);
  }
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(0.5rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

a {
  color: inherit;
  text-decoration: none;
}

a:focus-visible,
.btn:focus-visible {
  outline: 2px solid var(--eerie-black);
  outline-offset: 3px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.wrap {
  width: min(960px, 100%);
  margin-inline: auto;
  padding-inline: calc(var(--pad-x) + clamp(0.2rem, 1.5vw, 0.65rem))
    calc(var(--pad-x-end) + clamp(0.2rem, 1.5vw, 0.65rem));
  position: relative;
  z-index: 1;
}

.section {
  padding-block-end: clamp(2.25rem, 5vw + 1rem, 3.75rem);
}

.section:not(:last-of-type) {
  border-block-end: 1px solid var(--light-gray-2);
}

/* One newsprint sheet: masthead + catalog share column, frame, and paper */
.hub-newspaper--sheet.wrap {
  margin-block-start: clamp(1.75rem, 5vw + 0.75rem, 3.25rem);
  margin-block-end: clamp(2.25rem, 5vw + 1rem, 3.75rem);
  padding-block-start: clamp(0.85rem, 2vw, 1.1rem);
  padding-block-end: clamp(1.25rem, 2.8vw, 1.7rem);
  border: 2px solid var(--eerie-black);
  border-top: 10px solid var(--eerie-black);
  border-radius: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.55) 0%, transparent 42%),
    hsl(42, 30%, 96%);
  box-shadow: 5px 5px 0 0 rgba(30, 28, 26, 0.14);
  transition:
    box-shadow var(--dur) var(--ease-out),
    transform var(--dur) var(--ease-spring);
}

.hub-newspaper--sheet.wrap:hover {
  box-shadow: 8px 8px 0 0 var(--eerie-black);
}

@media (prefers-reduced-motion: no-preference) {
  .hub-newspaper--sheet.wrap:hover {
    transform: translate(-3px, -3px);
  }
}

.hub-newspaper__catalog {
  margin: 0;
  padding-block-start: clamp(1.1rem, 2.6vw, 1.55rem);
  margin-block-start: clamp(0.75rem, 1.8vw, 1.05rem);
  border-top: 3px double var(--eerie-black);
}

@media (prefers-reduced-motion: no-preference) {
  .hub-newspaper--sheet,
  .catalog__list > li,
  .footer {
    opacity: 0;
    animation: rise-in 0.75s var(--ease-out) forwards;
  }

  .hub-newspaper--sheet {
    animation-delay: 0.06s;
  }

  .catalog__list > li:nth-child(1) {
    animation-delay: 0.14s;
  }

  .catalog__list > li:nth-child(2) {
    animation-delay: 0.2s;
  }

  .catalog__list > li:nth-child(3) {
    animation-delay: 0.26s;
  }

  .footer {
    animation-delay: 0.32s;
  }
}

/* Masthead block — rules only; outer frame lives on .hub-newspaper--sheet */
.hero-mast {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.hero-mast__kicker {
  margin: 0 0 0.55rem;
  padding-bottom: 0.45rem;
  border-bottom: 1px solid var(--eerie-black);
  font-family: var(--font-mono);
  font-size: clamp(0.58rem, 0.54rem + 0.1vw, 0.65rem);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--eerie-black-60);
}

.footer__text {
  font-family: var(--font-mono);
  font-size: clamp(0.62rem, 0.58rem + 0.12vw, 0.7rem);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--eerie-black-60);
}

.hero-mast__wordmark {
  margin: 0.65rem 0 0;
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 1.05rem + 1.85vw, 2.5rem);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  line-height: 1.06;
  color: var(--eerie-black);
}

.hero-mast__wordmark::after {
  content: "";
  display: block;
  margin-top: 0.6rem;
  margin-bottom: 0.75rem;
  border-bottom: 3px double var(--eerie-black);
}

.hero-mast__wordmark a {
  color: inherit;
  text-decoration: none;
  transition: color var(--dur) var(--ease-out);
}

.hero-mast__wordmark a:hover {
  color: hsl(226, 52%, 38%);
}

.hero-mast__wordmark a:focus-visible {
  color: var(--eerie-black);
  outline: 2px solid var(--eerie-black);
  outline-offset: 3px;
}

.hero-mast__suite {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
  margin: 0;
  padding: 0;
}

.hero-mast__suite .tag {
  font-size: clamp(0.54rem, 0.5rem + 0.1vw, 0.6rem);
  padding: 0.32rem 0.55rem;
}

.hero-mast:hover .tag {
  filter: saturate(1.08);
  transform: translateY(-1px);
}

@media (prefers-reduced-motion: reduce) {
  .hub-newspaper--sheet.wrap:hover {
    transform: none;
  }

  .hero-mast:hover .tag {
    transform: none;
  }
}

.hero-mast__lede {
  margin: clamp(0.75rem, 1.8vw, 1.05rem) 0 0;
  padding: 0;
  max-width: min(58ch, 100%);
  font-size: clamp(0.84rem, 0.8rem + 0.15vw, 0.94rem);
  line-height: 1.55;
  color: var(--eerie-black-60);
}

.hero-mast__lede strong {
  color: var(--eerie-black);
  font-weight: 600;
}

.catalog__search {
  margin-block-end: clamp(1.15rem, 2.8vw, 1.65rem);
}

.catalog__search-label {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(0.58rem, 0.54rem + 0.1vw, 0.65rem);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--eerie-black-60);
  margin-block-end: 0.45rem;
}

.catalog__search-wink {
  display: inline-block;
  margin-inline-start: 0.35rem;
  color: var(--pop-amber);
  font-size: 1.05em;
  transform: rotate(12deg);
  animation: wink-spin 7s ease-in-out infinite;
}

@keyframes wink-spin {
  0%,
  92% {
    transform: rotate(12deg);
  }
  96% {
    transform: rotate(200deg);
  }
  100% {
    transform: rotate(12deg);
  }
}

.catalog__search-input {
  display: block;
  width: 100%;
  padding: 0.65rem 0.85rem;
  font-family: var(--font-sans);
  font-size: clamp(0.9rem, 0.85rem + 0.2vw, 1rem);
  line-height: 1.45;
  border: 1px solid var(--light-gray-2);
  background: var(--white);
  color: var(--eerie-black);
  border-radius: 0;
  transition: border-color var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
  -webkit-appearance: none;
  appearance: none;
}

.catalog__search-input::placeholder {
  color: var(--eerie-black-60);
  opacity: 0.72;
}

.catalog__search-input:hover {
  border-color: var(--eerie-black-60);
}

.catalog__search-input:focus {
  outline: none;
  border-color: hsl(268, 38%, 42%);
  box-shadow:
    0 0 0 1px hsl(268, 38%, 42%),
    4px 4px 0 0 hsl(158, 48%, 82%);
}

.catalog__empty {
  margin: 0 0 clamp(1rem, 2vw, 1.35rem);
  padding: 0.85rem 0;
  font-size: clamp(0.88rem, 0.84rem + 0.15vw, 0.96rem);
  color: var(--eerie-black-60);
  border-block-end: 1px solid var(--light-gray-2);
}

.catalog__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: clamp(1.1rem, 2.8vw, 1.75rem);
}

.catalog__list > li[hidden] {
  display: none !important;
}

.tile {
  --tile-pop: var(--eerie-black);
}

.tile__hit {
  --hit-pad: clamp(0.9rem, 2.5vw, 1.25rem);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: clamp(0.75rem, 2vw, 1.35rem);
  align-items: center;
  padding: var(--hit-pad);
  border: 1px solid var(--light-gray-2);
  border-radius: clamp(4px, 0.5vw, 8px);
  background: linear-gradient(165deg, var(--white) 0%, hsl(300, 10%, 99.5%) 100%);
  transition:
    border-color var(--dur) var(--ease-out),
    background var(--dur) var(--ease-out),
    box-shadow var(--dur) var(--ease-out),
    transform var(--dur) var(--ease-spring);
  min-height: 3.5rem;
}

.tile--mint {
  --tile-pop: hsl(158, 48%, 38%);
}

.tile--slate {
  --tile-pop: hsl(226, 52%, 42%);
}

.tile--amber {
  --tile-pop: hsl(28, 72%, 40%);
}

.tile__hit:hover,
.tile__hit:focus-visible {
  border-color: var(--tile-pop);
  background: linear-gradient(165deg, var(--white) 0%, var(--cultured) 55%);
  box-shadow:
    5px 5px 0 0 var(--eerie-black),
    10px 10px 0 0 color-mix(in srgb, var(--tile-pop) 35%, transparent);
}

@media (prefers-reduced-motion: no-preference) {
  .tile--accents .tile__hit:hover,
  .tile--accents .tile__hit:focus-visible {
    transform: translateY(-3px) rotate(-0.35deg);
  }

  .tile--amber .tile__hit:hover,
  .tile--amber .tile__hit:focus-visible {
    transform: translateY(-3px) rotate(0.35deg);
  }
}

@media (max-width: 639px) {
  .tile__hit {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    gap: 0.5rem 0;
  }

  .tile__ix {
    opacity: 0.4;
    font-size: clamp(1rem, 3vw + 0.75rem, 1.35rem);
  }

  .tile__hit .btn {
    justify-self: stretch;
    width: 100%;
    min-height: 48px;
  }
}

@media (min-width: 640px) and (max-width: 799px) {
  .tile__hit {
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
  }

  .tile__hit .btn {
    grid-column: 1 / -1;
    justify-self: start;
  }
}

.tile__ix {
  font-family: var(--font-mono);
  font-size: clamp(1.15rem, 1.5vw + 0.85rem, 1.65rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.06em;
  color: var(--light-gray-2);
  transition: color var(--dur) var(--ease-out), transform var(--dur) var(--ease-spring);
}

.tile__hit:hover .tile__ix,
.tile__hit:focus-visible .tile__ix {
  color: var(--tile-pop);
  transform: scale(1.05);
}

@media (prefers-reduced-motion: reduce) {
  .tile__hit:hover .tile__ix,
  .tile__hit:focus-visible .tile__ix {
    transform: none;
  }
}

.tile__name {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 1.05rem + 0.85vw, 1.5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-block-end: 0.2rem;
  font-optical-sizing: auto;
}

.tile__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-block: 0.35rem 0.45rem;
}

.tag {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: clamp(0.56rem, 0.52rem + 0.1vw, 0.62rem);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  line-height: 1.2;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: transform var(--dur) var(--ease-spring), filter var(--dur) var(--ease-out);
}

.tag--soft {
  font-weight: 500;
  letter-spacing: 0.1em;
  opacity: 0.92;
}

.tag--mint {
  background: linear-gradient(145deg, hsl(158, 52%, 91%) 0%, hsl(158, 38%, 86%) 100%);
  color: hsl(158, 58%, 18%);
  border-color: hsl(158, 40%, 72%);
}

.tag--slate {
  background: linear-gradient(145deg, hsl(222, 48%, 92%) 0%, hsl(230, 36%, 86%) 100%);
  color: hsl(222, 48%, 24%);
  border-color: hsl(222, 32%, 74%);
}

.tag--amber {
  background: linear-gradient(145deg, hsl(34, 62%, 91%) 0%, hsl(28, 48%, 86%) 100%);
  color: hsl(28, 62%, 22%);
  border-color: hsl(32, 45%, 72%);
}

.tile__hit:hover .tag,
.tile__hit:focus-visible .tag {
  filter: saturate(1.12);
  transform: translateY(-1px);
}

.tile__bullets {
  margin: 0.65rem 0 0;
  padding-inline-start: 1.2rem;
  max-width: min(56ch, 100%);
  font-size: clamp(0.8rem, 0.76rem + 0.14vw, 0.9rem);
  color: var(--eerie-black-60);
  line-height: 1.48;
  list-style-type: disc;
}

.tile__bullets li {
  margin-block: 0.22rem;
}

.tile__bullets li::marker {
  color: var(--tile-pop);
}

.tile__bullets strong {
  color: var(--eerie-black);
  font-weight: 600;
}

.tile__desc {
  font-size: clamp(0.84rem, 0.8rem + 0.15vw, 0.94rem);
  color: var(--eerie-black-60);
  max-width: min(56ch, 100%);
  line-height: 1.55;
}

.tile__desc strong {
  color: var(--eerie-black);
  font-weight: 600;
}

/* Square technical CTA — mono + offset shadow on row hover */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  line-height: 1;
  padding: 0.95rem 1.15rem;
  min-height: 46px;
  border: 2px solid var(--eerie-black);
  border-radius: 0;
  background: var(--eerie-black);
  color: var(--white);
  cursor: pointer;
  transition: color var(--dur) var(--ease-out), background var(--dur) var(--ease-out), transform 0.15s var(--ease-out);
  flex-shrink: 0;
}

.btn__arrow {
  font-size: 1.05em;
  font-weight: 500;
  line-height: 1;
  transform: translate(0, -0.05em);
  transition: transform var(--dur) var(--ease-spring);
}

.btn:hover .btn__arrow,
.tile__hit:focus-visible .btn .btn__arrow {
  transform: translate(0.2rem, -0.28rem) rotate(-12deg);
}

.tile__hit:hover .btn,
.tile__hit:focus-visible .btn {
  background: var(--white);
  color: var(--eerie-black);
}

.btn:active {
  transform: translate(1px, 1px);
}

.footer {
  padding-block: clamp(1.5rem, 4vw, 2.25rem);
  border-top: 1px solid var(--light-gray-2);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .hub-newspaper--sheet,
  .catalog__list > li,
  .footer {
    opacity: 1;
    animation: none;
  }

  .catalog__search-wink {
    animation: none;
  }

}