:root{
  --bg: #fff;
  --paper: #ffffff;
  --ink: #1f2430;
  --sub: #4b5567;
  --line: #d8dde6;
  --accent: #b7923a;
  --accent-dark: #8f6d22;
  --shadow: 0 4px 12px rgba(0,0,0,0.05);
  --shadow-hover: 0 10px 24px rgba(0,0,0,0.10);
  --max: 1280px;
}

html,
body{
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", "Noto Sans JP", sans-serif;
  line-height: 1.7;
}

body{
  overflow-x: hidden;
}

main{
  display: block;
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 82px 0 56px;
}

img{
  display: block;
  max-width: 100%;
  height: auto;
}

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

a:hover{
  text-decoration: none;
}

/* ===== breadcrumbs ===== */
#breadcrumbs{
  margin: 0 0 22px;
  font-size: 13px;
}

#breadcrumbs ol{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--sub);
}

#breadcrumbs li{
  display: flex;
  align-items: center;
  gap: 8px;
}

#breadcrumbs li:not(:last-child)::after{
  content: ">";
  color: #9aa3b2;
  font-size: 11px;
}

#breadcrumbs a{
  color: var(--sub);
  transition: color .15s ease;
}

#breadcrumbs a:hover{
  color: var(--accent-dark);
}

/* ===== article / section ===== */
#projectresult{
  display: block;
}

#projectresult section{
  margin: 0 0 54px;
}

/* ===== section title ===== */
#projectresult h2{
  position: relative;
  margin: 0 0 14px;
  padding: 0 0 0 18px;
  font-size: clamp(28px, 2.4vw, 38px);
  line-height: 1.35;
  font-weight: 800;
  color: #1b2b44;
  border-left: 4px solid var(--accent);
  background: none !important;
  box-shadow: none !important;
}

/* ===== intro box ===== */
#projectresult .box_tenzi{
  margin: 0 0 26px;
  padding: 0;
  background: transparent;
  border: 0;
  border-top: 1px solid #cfd6e2;
  box-shadow: none;
}

#projectresult .box_tenzi h3{
  margin: 0;
  padding: 18px 0 0;
  background: none !important;
  border: 0 !important;
  box-shadow: none !important;
  font-size: 17px;
  line-height: 2;
  font-weight: 500;
  color: #3f4b5f;
  letter-spacing: .01em;
}

/* ===== cards list ===== */
#projectresult nav{
  margin: 0;
}

#projectresult nav ul{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

#projectresult nav li{
  display: flex;
  margin: 0;
  padding: 0;
}

#projectresult nav li a{
  display: flex;
  flex-direction: column;
  width: 100%;
  min-height: 100%;
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  overflow: hidden;
  box-sizing: border-box;
  color: var(--ink);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.6;
  text-align: left;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease, color .18s ease;
  padding: 0 14px 16px;
}

#projectresult nav li a:hover{
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: #c8cfda;
  color: var(--accent-dark);
}

#projectresult nav li a br{
  display: none;
}

#projectresult nav li a img{
  display: block;
  width: calc(100% + 28px);
  max-width: calc(100% + 28px);
  height: 300px;
  margin: 0 -14px 12px;
  object-fit: contain;
  object-position: center center;
  background: #fff;
  border-bottom: 1px solid var(--line);
}

#projectresult nav li a{
  padding-left: 14px;
  padding-right: 14px;
}

/* ===== responsive ===== */
@media (max-width: 768px){
  main{
    width: min(100%, calc(100% - 20px));
    padding: 76px 0 36px;
  }

  #breadcrumbs{
    margin-bottom: 14px;
    font-size: 12px;
  }

  #projectresult section{
    margin-bottom: 36px;
  }

  #projectresult h2{
    margin-bottom: 10px;
    padding-left: 12px;
    border-left-width: 3px;
    font-size: 23px;
  }

  #projectresult .box_tenzi{
    margin-bottom: 16px;
  }

  #projectresult .box_tenzi h3{
    padding-top: 14px;
    font-size: 14px;
    line-height: 1.9;
  }

  #projectresult nav ul{
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  #projectresult nav li{
    display: block;
  }

  #projectresult nav li a{
    display: flex;
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    padding: 0 0 10px;
    border: 0;
    box-shadow: none;
    background: transparent;
    font-size: 12px;
    line-height: 1.45;
    color: #1b2b44;
    text-align: left;
    position: relative;
  }

  #projectresult nav li a img{
    display: block;
    width: 100%;
    max-width: 100%;
    height: auto;
    margin: 0 0 8px;
    object-fit: contain;
    border-bottom: 0;
    background: none;
  }

  #projectresult nav li a br{
    display: none;
  }

  #projectresult nav li a::before{
    content: "";
    display: block;
    width: 100%;
    border-top: 1px solid #d8dde6;
    margin-top: 2px;
    padding-top: 8px;
    order: 2;
  }

  #projectresult nav li a::after{
    position: absolute;
    right: 0;
    bottom: 6px;
    font-size: 16px;
    color: var(--accent-dark);
  }
}

@media (max-width: 480px){
  main{
    width: min(100%, calc(100% - 16px));
  }

  #projectresult h2{
    font-size: 20px;
  }

  #projectresult nav ul{
    gap: 16px;
  }

  #projectresult nav li a{
    font-size: 13px;
  }
}