/* Nanotom article reader — modern editorial UI */
.blog-post-page {
  background: #e9e6dd;
}
.blog-post-page .cursor {
  display: none;
}
.article-hero {
  max-width: 1500px;
  min-height: 760px;
  margin: 100px 20px 0;
  padding: clamp(35px, 5vw, 75px);
  border: 1.5px solid var(--ink);
  border-radius: 34px;
  background: var(--ink);
  color: #fff;
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(420px, 0.96fr);
  grid-template-rows: auto auto 1fr auto;
  column-gap: clamp(45px, 6vw, 90px);
  row-gap: 24px;
  position: relative;
  overflow: hidden;
}
.article-hero::before {
  content: '';
  position: absolute;
  width: 320px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--blue);
  left: -190px;
  bottom: -190px;
  opacity: 0.45;
}
.back-link {
  grid-column: 1;
  grid-row: 1;
  width: max-content;
  display: inline-flex;
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 99px;
  padding: 9px 12px;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.9px;
  color: #fff;
  transition:
    background 0.25s,
    color 0.25s;
}
.back-link:hover {
  background: var(--acid);
  color: var(--ink);
}
.article-meta {
  grid-column: 1;
  grid-row: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 15px 0 0;
}
.article-meta span {
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 99px;
  padding: 7px 10px;
  font-size: 8px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}
.article-meta span:first-child {
  background: var(--acid);
  border-color: var(--acid);
  color: var(--ink);
}
.article-hero h1 {
  grid-column: 1;
  grid-row: 3;
  align-self: center;
  font: 600 clamp(52px, 6vw, 92px)/0.88 'Space Grotesk';
  letter-spacing: -0.06em;
  margin: 15px 0 30px;
  color: #fff;
  position: relative;
  z-index: 1;
}
.article-hero > p {
  grid-column: 1;
  grid-row: 4;
  max-width: 660px;
  font-size: clamp(17px, 1.55vw, 22px);
  line-height: 1.5;
  color: #c9c9c9;
  margin: 0;
  padding: 0 0 0 18px;
  border-left: 2px solid var(--orange);
}
.article-cover {
  grid-column: 2;
  grid-row: 1/5;
  width: 100%;
  height: 100%;
  min-height: 610px;
  margin: 0;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 25px;
  overflow: hidden;
  position: relative;
  background: #ddd;
}
.article-cover::after {
  content: '';
  position: absolute;
  inset: 0;
  box-shadow: inset 0 -100px 80px -80px rgba(0, 0, 0, 0.55);
  pointer-events: none;
}
.article-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.article-cover:hover img {
  transform: scale(1.035);
}
.article-cover figcaption {
  position: absolute;
  z-index: 2;
  left: 14px;
  bottom: 14px;
  background: rgba(255, 255, 255, 0.86);
  color: var(--ink);
  backdrop-filter: blur(12px);
  border: 1px solid var(--ink);
  border-radius: 99px;
  padding: 8px 10px;
  font-size: 8px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.article-notice {
  position: relative;
  z-index: 2;
  max-width: 900px;
  margin: -25px auto 0;
  background: var(--acid);
  border: 1.5px solid var(--ink);
  border-radius: 16px;
  padding: 15px 18px;
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 12px;
  line-height: 1.45;
  box-shadow: 6px 7px 0 var(--ink);
}
.article-notice b {
  white-space: nowrap;
  text-transform: uppercase;
  font-size: 9px;
  letter-spacing: 1px;
}
.article-layout {
  max-width: 1240px;
  margin: 120px auto 150px;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 220px minmax(0, 800px);
  gap: clamp(55px, 8vw, 115px);
  justify-content: center;
  align-items: start;
}
.article-toc {
  position: sticky;
  top: 110px;
  height: max-content;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(21, 21, 21, 0.25);
  border-radius: 18px;
  padding: 19px;
}
.article-toc > span {
  display: block;
  font-size: 8px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 16px;
  color: #777;
}
.article-toc a {
  position: relative;
  display: block;
  padding: 10px 0 10px 14px;
  border-left: 1px solid #ccc;
  font-size: 12px;
  color: #777;
  transition:
    color 0.2s,
    border-color 0.2s;
}
.article-toc a:hover,
.article-toc a.active {
  color: var(--blue);
  border-color: var(--blue);
}
.article-toc a.active::before {
  content: '';
  position: absolute;
  left: -3px;
  top: 50%;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--blue);
}
.article-progress {
  height: 3px;
  background: #d6d2c8;
  border-radius: 99px;
  margin-top: 18px;
  overflow: hidden;
}
.article-progress i {
  display: block;
  height: 100%;
  width: var(--article-progress, 0%);
  background: linear-gradient(90deg, var(--blue), var(--orange));
  border-radius: 99px;
  transition: width 0.1s;
}
.article-content {
  background: #fff;
  border: 1px solid rgba(21, 21, 21, 0.2);
  border-radius: 28px;
  padding: clamp(28px, 6vw, 75px);
  box-shadow: 0 20px 60px rgba(21, 21, 21, 0.06);
}
.article-content section {
  scroll-margin-top: 110px;
  padding-bottom: 58px;
  margin-bottom: 58px;
  border-bottom: 1px solid #ddd;
}
.article-content section:not(.article-next) {
  position: relative;
}
.section-num {
  display: inline-flex;
  min-width: 44px;
  height: 25px;
  border: 1px solid rgba(21, 21, 21, 0.28);
  border-radius: 99px;
  align-items: center;
  justify-content: center;
  font-size: 8px;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 20px;
  background: #f7f5ef;
}
.article-content h2 {
  font: 600 clamp(34px, 4.2vw, 55px)/1 'Space Grotesk';
  letter-spacing: -0.05em;
  margin: 0 0 25px;
  color: var(--ink);
}
.article-content p {
  font-size: 18px;
  line-height: 1.75;
  color: #3f3f3f;
  margin: 0 0 22px;
}
.article-content p::first-letter {
  float: none !important;
  font: inherit !important;
  color: inherit !important;
  margin: 0 !important;
}
.article-content blockquote {
  margin: 0 0 62px;
  padding: 30px 32px;
  border: 1.5px solid var(--ink);
  border-radius: 20px;
  background: var(--blue);
  color: #fff;
  box-shadow: 6px 7px 0 var(--acid);
  position: relative;
  overflow: hidden;
}
.article-content blockquote::after {
  content: '“';
  position: absolute;
  right: 18px;
  top: 8px;
  font: 400 100px Georgia;
  color: rgba(255, 255, 255, 0.13);
}
.article-content blockquote span {
  font-size: 8px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--acid);
}
.article-content blockquote p {
  font: 500 clamp(24px, 3.2vw, 36px)/1.2 'Space Grotesk';
  letter-spacing: -0.035em;
  color: #fff;
  margin: 22px 70px 0 0;
  position: relative;
  z-index: 1;
}
.article-content blockquote p::first-letter {
  float: none;
  font: inherit;
  color: inherit;
  margin: 0;
}
.article-next {
  margin: 0 !important;
  padding: 45px !important;
  border: 1.5px solid var(--ink) !important;
  border-radius: 22px;
  background: var(--acid);
  box-shadow: 7px 8px 0 var(--orange);
}
.article-next > span {
  font-size: 8px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.article-next h2 {
  margin: 27px 0 30px;
}
.article-next .btn:hover {
  box-shadow: 0 5px 0 var(--blue);
}
.next-article {
  background: var(--orange);
  color: var(--ink);
  padding: 90px var(--pad);
}
.next-article > span {
  display: block;
  max-width: 1200px;
  margin: 0 auto 25px;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.next-article > a {
  max-width: 1200px;
  margin: auto;
  border-top: 1px solid var(--ink);
  padding-top: 25px;
  display: grid;
  grid-template-columns: 140px 1fr auto;
  gap: 30px;
  align-items: center;
}
.next-article small {
  text-transform: uppercase;
  letter-spacing: 1px;
}
.next-article strong {
  font: 500 clamp(28px, 4vw, 55px)/1 'Space Grotesk';
  letter-spacing: -0.04em;
}
.next-article b {
  width: 58px;
  aspect-ratio: 1;
  border: 1px solid var(--ink);
  border-radius: 50%;
  background: var(--acid);
  display: grid;
  place-items: center;
  font-size: 22px;
  transition: transform 0.3s;
}
.next-article > a:hover b {
  transform: rotate(45deg);
}
@media (max-width: 1050px) {
  .article-hero {
    grid-template-columns: 1fr 0.85fr;
    min-height: 680px;
  }
  .article-hero h1 {
    font-size: clamp(48px, 5.6vw, 65px);
  }
  .article-cover {
    min-height: 540px;
  }
  .article-layout {
    grid-template-columns: 190px minmax(0, 700px);
    gap: 45px;
  }
}
@media (max-width: 800px) {
  .article-hero {
    margin: 82px 10px 0;
    padding: 30px;
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto auto auto;
    min-height: 0;
    border-radius: 26px;
  }
  .back-link {
    grid-column: 1;
    grid-row: 1;
  }
  .article-meta {
    grid-column: 1;
    grid-row: 2;
  }
  .article-hero h1 {
    grid-column: 1;
    grid-row: 3;
    font-size: clamp(49px, 10vw, 78px);
  }
  .article-hero > p {
    grid-column: 1;
    grid-row: 4;
    margin-bottom: 35px;
  }
  .article-cover {
    grid-column: 1;
    grid-row: 5;
    min-height: 500px;
    height: 62vh;
  }
  .article-layout {
    grid-template-columns: 1fr;
    margin-top: 85px;
  }
  .article-toc {
    position: relative;
    top: auto;
  }
  .article-cover figcaption {
    display: none;
  }
  .next-article > a {
    grid-template-columns: 1fr auto;
  }
  .next-article small {
    grid-column: 1/-1;
  }
}
@media (max-width: 560px) {
  .article-hero {
    margin: 72px 7px 0;
    padding: 22px 16px 16px;
  }
  .article-hero h1 {
    font-size: 12.8vw;
  }
  .article-hero > p {
    font-size: 16px;
  }
  .article-cover {
    min-height: 410px;
    height: 55vh;
    border-radius: 19px;
  }
  .article-notice {
    margin: -10px 14px 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 5px;
  }
  .article-layout {
    padding: 0 14px;
    margin: 70px auto 90px;
  }
  .article-content {
    padding: 30px 20px;
    border-radius: 21px;
  }
  .article-content p {
    font-size: 16px;
  }
  .article-content blockquote {
    padding: 27px;
  }
  .article-next {
    padding: 28px !important;
  }
  .next-article {
    padding: 65px 18px;
  }
}