:root {
  --bg:#f7f7f5;
  --card:#fff;
  --text:#2f3133;
  --muted:#73777b;
  --line:#d8dadd;
  --accent:#456a8d;
  --danger:#a54545;
  --radius:10px
}

* {
  box-sizing:border-box
}

html {
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Malgun Gothic",sans-serif;
  font-size:14px;
  line-height:1.6;
  background:var(--bg);
  color:var(--text)
}

body {
  margin:0;
  background:var(--bg);
  color:var(--text)
}

a {
  color:var(--accent)
}

a:not(.button) {
  background-color:transparent
}

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

button,.button,input,textarea,select {
  font:inherit
}

input,textarea,select {
  width:100%;
  padding:9px 10px;
  color:var(--text);
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius)
}

textarea {
  resize:vertical
}

button,.button {
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:8px 13px;
  color:#fff;
  background:var(--accent);
  border:1px solid var(--accent);
  border-radius:var(--radius);
  text-decoration:none;
  cursor:pointer
}

.secondary {
  color:var(--accent);
  background:#fff
}

.page-wrap {
  width:min(1120px,calc(100% - 32px));
  margin:35px auto
}

.site-header {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  margin-bottom:24px
}

.site-header h1 {
  margin:0;
  font-size:1.45rem
}

.site-header nav,.site-header nav form {
  display:flex;
  align-items:center;
  gap:12px
}

.text-link,.text-button {
  padding:0;
  color:var(--accent);
  background:none;
  border:0;
  text-decoration:underline
}

.banner-grid {
  display:grid;
  grid-template-columns:1fr;
  gap:5px;
  width:100%
}

.bo-admbtn {
  display:flex;
  align-items:center;
  justify-content:flex-start;
  gap:5px;
  width:100%;
  min-width:0;
  min-height:24px;
  margin-bottom:20px;
  color:var(--muted);
  font-size:12px
}

.bo-admbtn form,
.inline-admin-login,
.bo-admbtn .admin-nav {
  display:flex;
  align-items:center;
  gap:5px;
  min-width:0;
  margin:0
}

.bo-admbtn button {
  min-height:0;
  padding:0 5px;
  color:var(--accent);
  background:transparent;
  border:0;
  border-radius:0;
  font-size:12px;
  text-decoration:underline
}

.bo-admbtn a {
  background:transparent;
  text-decoration:none
}

.board-btn {
  display:inline-flex;
  align-items:center;
  min-height:30px;
  padding:5px 12px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  text-decoration:none
}

.btn-admin {
  color:#fff;
  background:var(--danger);
  border-color:var(--danger)
}

.btn-write {
  color:#fff;
  background:var(--accent);
  border-color:var(--accent)
}

.btn-logout {
  color:var(--text);
  background:var(--card)
}

.inline-admin-login input[type="password"] {
  width:75px;
  min-width:0;
  margin:0;
  padding:2px
}

.banner-item {
  display:grid;
  grid-template-columns:200px minmax(0,1fr);
  grid-template-rows:auto minmax(0,1fr);
  column-gap:18px;
  row-gap:4px;
  min-width:0;
  overflow:hidden;
  padding:15px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:0 3px 12px rgba(35,39,43,.06)
}

.banner-link {
  display:grid;
  grid-column:1;
  grid-row:1 / 4;
  place-items:center;
  align-self:start;
  width:200px;
  height:40px;
  margin:0;
  padding:0;
  overflow:hidden;
  background:var(--card);
  border:1px solid var(--line)
}

.banner-link img {
  display:block;
  width:100%;
  height:100%;
  object-fit:contain
}

.banner-grid.image-only {
  grid-template-columns:repeat(auto-fill,200px);
  align-items:start;
  gap:5px
}

.image-only .banner-item {
  display:grid;
  position:relative;
  grid-template-columns:200px;
  grid-template-rows:40px auto;
  gap:0;
  width:200px;
  padding:0;
  overflow:visible;
  background:transparent;
  border:0;
  border-radius:0;
  box-shadow:none
}

.image-only .banner-item::after {
  content:attr(data-tooltip);
  position:absolute;
  z-index:20;
  left:0;
  top:auto;
  bottom:calc(100% + 6px);
  width:max-content;
  max-width:min(280px,calc(100vw - 32px));
  padding:7px 9px;
  color:var(--text);
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:0 3px 12px rgba(35,39,43,.12);
  font-size:.9rem;
  line-height:1.45;
  white-space:pre-line;
  overflow-wrap:anywhere;
  pointer-events:none;
  opacity:0;
  visibility:hidden;
  transform:translateY(3px);
  transition:opacity .15s ease,transform .15s ease,visibility .15s ease
}

.image-only .banner-item:hover::after,
.image-only .banner-item:focus-within::after {
  opacity:1;
  visibility:visible;
  transform:translateY(0)
}

.image-only .banner-info,
.image-only .site-description,
.image-only:not(.is-admin) .banner-ctrl {
  display:none
}

.image-only.is-admin .banner-info {
  display:flex;
  grid-column:1;
  grid-row:2;
  justify-content:flex-end;
  min-height:24px;
  padding:5px 0
}

.image-only.is-admin .banner-title {
  display:none
}

.image-only .banner-link {
  grid-column:1;
  grid-row:1;
  width:200px;
  height:40px
}

.banner-info {
  grid-column:2;
  grid-row:1;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  min-width:0
}

.banner-title {
  flex:1;
  min-width:0;
  margin:0;
  overflow:hidden;
  font-size:1rem;
  font-weight:600;
  text-overflow:ellipsis;
  white-space:nowrap
}

.site-description {
  grid-column:2;
  grid-row:2;
  margin:0;
  color:var(--muted);
  overflow-wrap:anywhere
}

.banner-ctrl {
  display:flex;
  align-self:flex-start;
  align-items:flex-start;
  gap:7px;
  flex:0 0 auto;
  margin:0;
  padding:0;
  opacity:.45;
  transition:opacity .2s ease
}

.banner-item:hover .banner-ctrl,
.banner-item:focus-within .banner-ctrl {
  opacity:1
}

.banner-ctrl form {
  display:block;
  margin:0
}

.banner-ctrl a,
.banner-ctrl button {
  display:block;
  padding:0;
  margin:0;
  color:var(--muted);
  background:none;
  border:0;
  border-radius:0;
  font-size:.82rem;
  line-height:1.4;
  text-decoration:none
}

.banner-ctrl .btn-edit:hover {
  color:var(--accent)
}

.banner-ctrl .btn-del:hover {
  color:var(--danger)
}

.empty {
  padding:50px 20px;
  text-align:center;
  background:var(--card);
  border:1px dashed var(--line);
  border-radius:var(--radius)
}

.flash {
  margin:0 0 18px;
  padding:10px 12px;
  border:1px solid;
  border-radius:var(--radius)
}

.flash.success {
  color:#32643a;
  background:#edf8ee;
  border-color:#acd4b1
}

.flash.error {
  color:#893838;
  background:#fff0f0;
  border-color:#dfb0b0
}

.install-card {
  width:min(500px,calc(100% - 32px));
  margin:8vh auto;
  padding:24px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius)
}

.install-card h1 {
  margin-top:0
}

.stack {
  display:grid;
  gap:14px
}

.stack label {
  display:grid;
  gap:5px
}

.admin-page {
  width:min(900px,calc(100% - 32px))
}

.admin-card {
  margin-bottom:18px;
  padding:20px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius)
}

.admin-card h2 {
  margin-top:0;
  font-size:1.1rem
}

.design-form {
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px
}

.design-form label {
  display:grid;
  gap:5px
}

.design-form input[type=color] {
  height:42px;
  padding:3px
}

.design-form button {
  grid-column:1/-1
}

.form-actions {
  display:flex;
  justify-content:flex-end;
  gap:8px
}

.write-card {
  padding:20px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius)
}

.banner-write-form {
  display:grid;
  gap:15px
}

.banner-write-form label {
  display:grid;
  gap:5px;
  font-weight:600
}

.banner-write-form small {
  margin-left:5px;
  color:var(--muted);
  font-weight:400
}

.write-flex {
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:15px
}

.admin-link-list {
  list-style:none;
  margin:0;
  padding:0
}

.admin-link-list li {
  display:grid;
  grid-template-columns:90px minmax(0,1fr) auto auto;
  align-items:center;
  gap:12px;
  padding:10px 0;
  border-top:1px solid var(--line)
}

.admin-link-list li:first-child {
  border-top:0
}

.admin-link-list img {
  width:90px;
  height:45px;
  object-fit:contain
}

.admin-link-list form {
  margin:0
}

.danger {
  color:var(--danger)
}

@media(max-width:600px) {
  .page-wrap {
    width:calc(100% - 20px);
    margin:20px auto
  }
  .banner-grid {
    grid-template-columns:1fr;
    gap:5px
  }
  .bo-admbtn {
    position:relative;
    align-items:flex-end;
    flex-wrap:nowrap
  }
  .bo-admbtn form,
  .inline-admin-login,
  .bo-admbtn .admin-nav {
    align-items:flex-end
  }
  .bo-admbtn .admin-nav {
    flex-wrap:wrap
  }
  .banner-item {
    grid-template-columns:1fr;
    grid-template-rows:auto auto auto auto;
    gap:10px;
    padding:11px
  }
  .banner-link {
    grid-column:1;
    grid-row:2;
    width:200px;
    height:40px;
    margin:0
  }
  .banner-link img {
    width:200px;
    height:40px
  }
  .banner-info {
    grid-column:1;
    grid-row:1;
    margin:0
  }
  .site-description {
    grid-column:1;
    grid-row:3
  }
  .banner-ctrl {
    opacity:1
  }
  .image-only .banner-item {
    grid-template-columns:200px;
    grid-template-rows:40px auto;
    gap:0;
    padding:0
  }
  .image-only .banner-link {
    grid-column:1;
    grid-row:1
  }
  .image-only.is-admin .banner-info {
    grid-column:1;
    grid-row:2
  }
  .write-flex {
    grid-template-columns:1fr;
    gap:10px
  }
  .design-form {
    grid-template-columns:repeat(2,minmax(0,1fr))
  }
  .admin-link-list li {
    grid-template-columns:64px minmax(0,1fr) auto
  }
  .admin-link-list img {
    width:64px;
    height:38px
  }
  .admin-link-list li form {
    grid-column:3
  }
  .site-header {
    align-items:flex-start
  }
  .install-card {
    padding:18px
  }
}