:root {
  --bg: #FAF8F5; --card: #FFFFFF; --ink: #1D1A1E; --sub: #6E6873;
  --line: #E9E4EC; --accent: #F05A24; --accent-ink: #FFFFFF; --logo-bg: #FFE9DC;
  --hint-bg: #FFF1E9;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161417; --card: #221F24; --ink: #F2EFF3; --sub: #A59FAA; --line: #322E35;
    --hint-bg: #2C2320;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: "Pretendard Variable", system-ui, sans-serif; line-height: 1.5; }
h1, h2, h3, p { margin: 0; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; color: inherit; }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
[hidden] { display: none !important; }
.container { width: calc(100% - 32px); max-width: 1040px; margin: 0 auto; }
header { padding-top: 32px; }
.logo { display: block; width: 56px; height: 56px; border-radius: 50%; background: var(--logo-bg); object-fit: cover; }
h1 { margin-top: 16px; font-size: 28px; font-weight: 700; }
.intro { margin-top: 8px; font-size: 15px; font-weight: 400; color: var(--sub); line-height: 1.6; }
.header-actions { display: flex; gap: 8px; margin-top: 20px; }
.header-actions a { display: inline-flex; align-items: center; justify-content: center; height: 44px; border-radius: 22px; padding: 0 18px; font-size: 15px; font-weight: 600; }
.follow, .open { background: var(--accent); color: var(--accent-ink); }
.notion-home { border: 1px solid var(--line); background: var(--card); }
.find { margin-top: 28px; }
#search { display: block; width: 100%; min-width: 0; height: 48px; border: 1px solid var(--line); border-radius: 14px; background: var(--card); padding: 0 14px; font-size: 16px; appearance: none; }
#search::placeholder { color: var(--sub); opacity: 1; }
.hint { display: flex; align-items: center; gap: 8px; height: 44px; margin-top: 10px; padding: 0 14px; border-radius: 12px; background: var(--hint-bg); font-size: 14px; line-height: 1.4; }
.hint img { flex: 0 0 24px; width: 24px; height: 24px; border-radius: 50%; object-fit: cover; }
.chips { display: flex; gap: 8px; margin-top: 12px; overflow-x: auto; }
.chips button { flex: 0 0 auto; height: 34px; border: 1px solid var(--line); border-radius: 17px; background: transparent; padding: 0 14px; font-size: 14px; font-weight: 600; cursor: pointer; }
.chips button[aria-pressed="true"] { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.list-heading { display: flex; align-items: baseline; gap: 8px; margin-top: 28px; }
h2 { font-size: 20px; font-weight: 700; }
.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 12px; }
.card { min-width: 0; background: var(--card); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; }
.cover { display: block; position: relative; aspect-ratio: 4 / 5; }
.cover:focus-visible { outline-offset: -3px; }
.cover img { display: block; width: 100%; height: 100%; object-fit: cover; }
.new { position: absolute; left: 10px; top: 10px; background: var(--accent); color: #FFFFFF; font-size: 11px; font-weight: 700; padding: 4px 8px; border-radius: 6px; }
.card-body { padding: 12px; }
time { display: block; font-size: 12px; color: var(--sub); }
.card-title, .post-title { display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; overflow: hidden; overflow-wrap: anywhere; margin-top: 4px; }
.card-title { font-size: 15px; font-weight: 700; }
.post-title { font-size: 13px; color: var(--sub); }
.tags { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 8px; }
.tag { display: inline-flex; align-items: center; height: 22px; border-radius: 11px; padding: 0 8px; font-size: 11px; font-weight: 600; white-space: nowrap; }
.model { --category-bg: #E7F0FF; --category-ink: #2457C5; }
.prompt { --category-bg: #FFF4D6; --category-ink: #8A6100; }
.media { --category-bg: #FFE6EF; --category-ink: #B42361; }
.work { --category-bg: #E3F6EA; --category-ink: #1E7B45; }
.news { --category-bg: #EFEDF1; --category-ink: #5E5866; }
.category-tag { background: var(--category-bg); color: var(--category-ink); }
.tool-tag { background: var(--bg); border: 1px solid var(--line); color: var(--sub); }
.cover-placeholder { display: flex; flex-direction: column; justify-content: center; align-items: center; padding: 0 16px; background: var(--category-bg); text-align: center; }
.cover-emoji { font-size: 64px; line-height: 1; }
.cover-title { display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; overflow: hidden; overflow-wrap: anywhere; margin-top: 12px; font-size: 16px; font-weight: 700; color: var(--ink); }
@media (prefers-color-scheme: dark) {
  .model { --category-bg: rgb(231 240 255 / 18%); --category-ink: #8FB2FF; }
  .prompt { --category-bg: rgb(255 244 214 / 18%); --category-ink: #E8C25A; }
  .media { --category-bg: rgb(255 230 239 / 18%); --category-ink: #FF8DB4; }
  .work { --category-bg: rgb(227 246 234 / 18%); --category-ink: #7FD6A1; }
  .news { --category-bg: rgb(239 237 241 / 18%); --category-ink: #B9B2C0; }
}
#more { display: block; margin: 16px auto 0; height: 44px; border-radius: 22px; border: 1px solid var(--line); background: var(--card); padding: 0 24px; font-size: 15px; font-weight: 600; cursor: pointer; }
.card-actions { display: flex; gap: 6px; margin-top: 10px; }
.card-actions a { display: inline-flex; align-items: center; justify-content: center; height: 36px; border-radius: 10px; font-size: 13px; white-space: nowrap; }
.open { flex: 1; min-width: 0; font-weight: 700; }
.post { flex-shrink: 0; border: 1px solid var(--line); padding: 0 12px; font-weight: 600; }
#empty { text-align: center; padding: 40px 0; font-size: 15px; color: var(--sub); }
footer { margin-top: 48px; border-top: 1px solid var(--line); padding: 24px 0; font-size: 13px; color: var(--sub); }
@media (min-width: 640px) { .grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; } }
@media (min-width: 768px) { .container { width: calc(100% - 64px); } h1 { font-size: 36px; } }
@media (min-width: 960px) { .grid { grid-template-columns: repeat(4, minmax(0, 1fr)); } }