/* =========================================================
   SITE ARCHITECTURE - BASE
========================================================= */

.site-architecture-page {
  overflow-x: hidden;
  background-color: #f5f6f6;
}

.site-architecture {
  position: relative;
  padding: 90px 0;
  background: linear-gradient(180deg, #ffffff 0%, #f5f6f6 100%);
}

.site-architecture__container {
  max-width: 1180px;
}

/* =========================================================
   HEADER
========================================================= */

.site-architecture__header {
  max-width: 820px;
  margin: 0 auto 5rem;
  text-align: center;
}

.site-architecture__eyebrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.6rem;
  padding: 0.5rem 1.6rem;
  color: #111;
  background-color: #fdc82f;
  font-size: 1.3rem;
  line-height: 1;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-architecture__title {
  margin: 0;
  font-size: 4rem;
  line-height: 1.12;
  font-weight: 700;
  color: #111;
}

.site-architecture__intro {
  max-width: 760px;
  margin: 2rem auto 0;
  font-size: 1.8rem;
  line-height: 1.65;
  color: #4c5358;
}

/* =========================================================
   PANEL
========================================================= */

.site-architecture__nav {
  position: relative;
  max-width: 980px;
  margin: 0 auto;
  padding: 4rem;
  background-color: #ffffff;
  border: 1px solid rgba(76, 83, 88, 0.12);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.08);
}

.site-architecture__nav::before {
  content: "";
  position: absolute;
  top: 0;
  left: 4rem;
  right: 4rem;
  height: 5px;
  background-color: #fdc82f;
}

/* =========================================================
   TREE
========================================================= */

.site-architecture__tree,
.site-architecture__tree ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-architecture__tree {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
}

.site-architecture__tree li {
  position: relative;
  padding-left: 2.8rem;
  font-size: 1.65rem;
  line-height: 1.45;
}

.site-architecture__tree li::before {
  content: "";
  position: absolute;
  top: 1.1rem;
  left: 0;
  width: 1.3rem;
  height: 2px;
  background-color: #fdc82f;
}

.site-architecture__tree li::after {
  content: "";
  position: absolute;
  top: 0.72rem;
  left: 1.25rem;
  width: 0.8rem;
  height: 0.8rem;
  background-color: #fdc82f;
  border-radius: 50%;
}

.site-architecture__tree a {
  display: inline-block;
  color: #111;
  font-weight: 600;
  text-decoration: none;
  transition:
    color 0.25s ease,
    transform 0.25s ease;
}

.site-architecture__tree a:hover {
  color: #000;
  transform: translateX(4px);
}

.site-architecture__tree a[aria-disabled="true"] {
  pointer-events: none;
  cursor: default;
}

/* =========================================================
   FIRST LEVEL
========================================================= */

.site-architecture__tree > li {
  padding: 2rem 2rem 2rem 4.2rem;
  background-color: #f8f9f9;
  border-left: 4px solid #fdc82f;
}

.site-architecture__tree > li::before {
  top: 3rem;
  left: 1.4rem;
}

.site-architecture__tree > li::after {
  top: 2.6rem;
  left: 2.65rem;
}

.site-architecture__tree > li > a {
  font-size: 1.9rem;
  line-height: 1.25;
  font-weight: 700;
  text-transform: uppercase;
}

/* =========================================================
   CHILD LEVELS
========================================================= */

.site-architecture__tree ul {
  margin-top: 1.6rem;
  margin-left: 0.4rem;
  padding-left: 2rem;
  border-left: 2px solid #dfe3e5;
}

.site-architecture__tree ul li {
  margin-bottom: 1rem;
  padding-left: 2.4rem;
  font-size: 1.6rem;
}

.site-architecture__tree ul li:last-child {
  margin-bottom: 0;
}

.site-architecture__tree ul li::before {
  top: 1.05rem;
  width: 1.1rem;
}

.site-architecture__tree ul li::after {
  top: 0.7rem;
  left: 1.05rem;
  width: 0.7rem;
  height: 0.7rem;
}

.site-architecture__tree > li > ul > li > a {
  font-weight: 600;
}

.site-architecture__tree > li > ul > li > ul {
  margin-top: 1rem;
}

.site-architecture__tree > li > ul > li > ul > li > a {
  color: #4c5358;
  font-weight: 400;
}

/* =========================================================
   MISSING PAGES
========================================================= */

.site-architecture__missing {
  display: block;
  margin-top: 0.4rem;
  color: #7b868c;
  font-size: 1.25rem;
  line-height: 1.3;
  font-weight: 400;
}

/* =========================================================
   RESPONSIVE - TABLET
========================================================= */

@media (max-width: 978px) {
  .site-architecture {
    padding: 75px 0;
  }

  .site-architecture__header {
    margin-bottom: 4rem;
  }

  .site-architecture__title {
    font-size: 3.4rem;
  }

  .site-architecture__intro {
    padding: 0 4rem;
    font-size: 1.7rem;
  }

  .site-architecture__nav {
    max-width: 92%;
    padding: 3.5rem 3rem;
  }

  .site-architecture__nav::before {
    left: 3rem;
    right: 3rem;
  }

  .site-architecture__tree > li {
    padding-left: 4rem;
  }

  .site-architecture__tree > li > a {
    font-size: 1.8rem;
  }

  .site-architecture__tree > li::before {
    left: 1.3rem;
  }

  .site-architecture__tree > li::after {
    left: 2.5rem;
  }
}

/* =========================================================
   RESPONSIVE - MOBILE
========================================================= */

@media (max-width: 767.98px) {
  .site-architecture {
    padding: 60px 0;
  }

  .site-architecture__container {
    padding-inline: 1.6rem;
  }

  .site-architecture__header {
    margin-bottom: 3rem;
  }

  .site-architecture__eyebrow {
    font-size: 1.2rem;
  }

  .site-architecture__title {
    font-size: 2.8rem;
  }

  .site-architecture__intro {
    padding: 0;
    font-size: 1.6rem;
    line-height: 1.55;
  }

  .site-architecture__nav {
    max-width: 100%;
    padding: 3rem 2rem;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
  }

  .site-architecture__nav::before {
    left: 2rem;
    right: 2rem;
  }

  .site-architecture__tree {
    gap: 1.2rem;
  }

  .site-architecture__tree > li {
    padding: 1.8rem 1.5rem 1.8rem 3.6rem;
  }

  .site-architecture__tree > li::before {
    top: 2.8rem;
    left: 1.2rem;
  }

  .site-architecture__tree > li::after {
    top: 2.45rem;
    left: 2.35rem;
  }

  .site-architecture__tree > li > a {
    font-size: 1.65rem;
  }

  .site-architecture__tree ul {
    margin-top: 1.3rem;
    margin-left: 0;
    padding-left: 1.4rem;
  }

  .site-architecture__tree ul li {
    padding-left: 2rem;
    font-size: 1.5rem;
  }

  .site-architecture__tree ul li::before {
    top: 1rem;
  }

  .site-architecture__tree ul li::after {
    top: 0.65rem;
  }
}