/* Pro-v: 흰색에서 보라로 번지는 배경, 초록에서 파랑으로 가는 카드, 무지개 플러스.
   반경 규칙: 카드 24px · 버튼 full pill · 입력 12px. 이 셋만 쓴다.
   강조색은 카드 그라데이션의 파랑 하나로 통일한다. */

:root {
  color-scheme: light;

  /* 페이지는 라이트 하나로 잠근다. 섹션이 반전되지 않는다. */
  --bg-base: #ffffff;
  --leaf: #b4eca0;
  --sun: #ffe886;
  --ink: #10241b;
  --muted: #556357;
  --hairline: rgb(16 36 27 / 0.12);
  --surface: rgb(255 255 255 / 0.76);
  --surface-solid: #f8fdf2;

  --grad-a: #1fc79c;
  --grad-b: #14a6bd;
  --grad-c: #2f6fe4;
  --card-grad: linear-gradient(148deg, var(--grad-a) 0%, var(--grad-b) 46%, var(--grad-c) 100%);
  --brand-grad: linear-gradient(115deg, #3f8bff 0%, #17b8c9 52%, #35d6a0 100%);
  --accent: #0d7a55;

  --r-card: 24px;
  --r-input: 12px;

  --shadow-1: 0 1px 2px rgb(20 58 36 / 0.06), 0 8px 24px rgb(20 58 36 / 0.09);
  --shadow-2: 0 2px 8px rgb(20 58 36 / 0.11), 0 24px 50px rgb(20 58 36 / 0.17);

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--bg-base);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Pretendard",
        "Segoe UI", "Malgun Gothic", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  letter-spacing: -0.011em;
  overflow-x: hidden;
}

/* 초록에서 노랑으로 번지는 배경. 회색 없이 흰색 위에 색만 얹는다. */
body::before {
  content: "";
  position: fixed;
  inset: -20vmax;
  z-index: -1;
  background:
    radial-gradient(58vmax 44vmax at 2% -8%, var(--leaf), transparent 64%),
    radial-gradient(54vmax 40vmax at 98% -2%, var(--sun), transparent 62%),
    radial-gradient(56vmax 42vmax at 56% 112%, #d8f5bd, transparent 64%),
    linear-gradient(180deg, #eafbd6 0%, #ffffff 48%, #fef7d8 100%);
  animation: drift 44s ease-in-out infinite alternate;
}

@keyframes drift {
  from { transform: translate3d(-2%, -1%, 0) scale(1); }
  to   { transform: translate3d(2%, 2%, 0) scale(1.06); }
}

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

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ── 네비게이션 ───────────────────────────────────────────────────────── */
.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  justify-content: center;
  padding: 14px 24px;
  transition: padding 0.4s var(--ease), background 0.4s var(--ease);
}
.topbar::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--surface);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border-bottom: 1px solid transparent;
  opacity: 0;
  transition: opacity 0.4s var(--ease), border-color 0.4s var(--ease);
}
.topbar.condensed { padding: 8px 24px; }
.topbar.condensed::after { opacity: 1; border-bottom-color: var(--hairline); }

.topbar nav {
  display: flex;
  align-items: center;
  gap: 30px;
  width: 100%;
  max-width: 1180px;
  justify-content: flex-end;
  font-size: 14px;
  font-weight: 450;
  color: var(--muted);
  height: 44px;
}
.topbar nav a { transition: color 0.2s var(--ease); }
.topbar nav a:hover { color: var(--ink); }
.topbar nav .on { color: var(--ink); font-weight: 600; }

/* 무지개 + : 굵은 Phosphor bold 글리프 + conic 그라데이션 */
.plus-btn {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-right: -8px;
  transition: transform 0.45s var(--ease);
}
.plus-btn svg { width: 30px; height: 30px; display: block; }
.plus-btn:hover, .plus-btn:focus-visible { transform: scale(1.14) rotate(90deg); }
.plus-btn:active { transform: scale(1.02) rotate(90deg); }

/* ── 히어로 ───────────────────────────────────────────────────────────── */
.hero {
  max-width: 1180px;
  margin: 0 auto;
  padding: 72px 24px 56px;
  text-align: center;
}
.hero h1 {
  margin: 0;
  font-size: clamp(2.6rem, 7.2vw, 5.2rem);
  line-height: 1.02;
  letter-spacing: -0.042em;
  font-weight: 640;
}
/* 워드마크를 지운 대신, 제목 안의 Pro 와 v 가 브랜드 역할을 한다 */
.hero .pv {
  background: var(--brand-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p {
  margin: 20px auto 0;
  max-width: 34ch;
  color: var(--muted);
  font-size: clamp(1rem, 1.6vw, 1.24rem);
}
.hero .kname {
  display: block;
  margin-bottom: 6px;
  color: var(--ink);
  font-size: 1.18em;
  font-weight: 620;
  letter-spacing: -0.02em;
}
.hero .cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 30px;
  padding: 13px 28px;
  border-radius: 999px;
  background: var(--card-grad);
  color: #fff;
  font-weight: 600;
  font-size: 15px;
  box-shadow: var(--shadow-1);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.hero .cta:hover { transform: translateY(-2px); box-shadow: var(--shadow-2); }
.hero .cta:active { transform: translateY(0) scale(0.985); }
/* Google 로그인 버튼: 가이드라인상 흰 배경 · #747775 테두리 · #1f1f1f 글자 · G 로고 색·비율 변형 금지 */
.hero .cta-google {
  gap: 12px;
  padding: 11px 24px 11px 20px;
  background: #fff;
  border: 1px solid #747775;
  color: #1f1f1f;
  font-weight: 500;
}
.hero .cta-google svg { width: 20px; height: 20px; flex: none; }
.hero .cta-note { margin-top: 12px; font-size: 13px; }

/* 로드 시 계단식 등장 */
.rise { opacity: 0; transform: translateY(18px); }
.loaded .rise {
  animation: rise 0.9s var(--ease) forwards;
  animation-delay: calc(var(--i, 0) * 90ms);
}
@keyframes rise { to { opacity: 1; transform: none; } }

/* ── 레이아웃 ─────────────────────────────────────────────────────────── */
.layout {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 40px;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px 96px;
}

.side { position: sticky; top: 84px; align-self: start; font-size: 14px; }
.side .label {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.02em;
  margin-bottom: 6px;
}
.visits .big {
  font-size: 32px;
  font-weight: 660;
  letter-spacing: -0.03em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.visits .small { color: var(--muted); margin-top: 4px; font-variant-numeric: tabular-nums; }

.cats { display: flex; flex-direction: column; gap: 2px; margin: 30px 0 24px; }
.cats a {
  padding: 7px 12px;
  margin-left: -12px;
  border-radius: 999px;
  color: var(--muted);
  transition: background 0.25s var(--ease), color 0.25s var(--ease);
}
.cats a:hover { color: var(--ink); background: rgb(255 255 255 / 0.75); }
.cats a.on { color: var(--ink); font-weight: 600; background: var(--surface-solid); box-shadow: var(--shadow-1); }

.search { position: relative; display: block; }
.search svg {
  position: absolute; left: 12px; top: 50%; translate: 0 -50%;
  width: 16px; height: 16px; color: var(--muted); pointer-events: none;
}
.search input {
  width: 100%;
  padding: 10px 12px 10px 34px;
  border: 1px solid var(--hairline);
  border-radius: var(--r-input);
  background: var(--surface-solid);
  color: var(--ink);
  font: inherit;
  font-size: 14px;
}
.search input::placeholder { color: var(--muted); }

.who { display: flex; flex-direction: column; gap: 6px; margin-top: 26px; color: var(--muted); }
.who a { color: var(--accent); font-weight: 550; }

/* ── 카드 그리드 ──────────────────────────────────────────────────────── */
.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}
@media (max-width: 1000px) { .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

.card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 256px; /* 레일 4칸(좋아요·댓글·공유·조회)이 위로 넘치지 않는 높이 */
  padding: 22px 68px 22px 22px;
  border-radius: var(--r-card);
  background: var(--card-grad);
  color: #f2fbff;
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-shadow: var(--shadow-1);
  transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease);
}
/* 커서를 따라오는 광택. 물리적 표면처럼 보이게. */
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(28% 42% at var(--mx, 70%) var(--my, 12%), rgb(255 255 255 / 0.34), transparent 72%);
  opacity: 0;
  transition: opacity 0.45s var(--ease);
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-2); }
.card[data-href] { cursor: pointer; }
.card:hover::before { opacity: 1; }

.card h2 { margin: 0; font-size: 19px; font-weight: 620; letter-spacing: -0.02em; }
/* 썸네일은 카드 상단을 꽉 채운다 (레일 여백까지 넘어서) */
.card .thumb {
  width: calc(100% + 90px);
  margin: -22px -68px 8px -22px;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--r-card) var(--r-card) 0 0;
}
.card .link {
  align-self: flex-start;
  font-size: 13px;
  font-weight: 550;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgb(255 255 255 / 0.18);
  border: 1px solid rgb(255 255 255 / 0.28);
  transition: background 0.25s var(--ease);
}
.card .link:hover { background: rgb(255 255 255 / 0.3); }
.card .contact {
  margin: 0;
  font-size: 12.5px;
  color: rgb(242 251 255 / 0.82);
  word-break: break-all;
}
.card .desc { margin: 0; font-size: 14px; color: rgb(242 251 255 / 0.86); }

/* 카드 안 소유자 전용 수정·삭제 */
.card .owner {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-top: 2px;
  font-size: 12.5px;
  opacity: 0.88;
}
.card .owner a,
.card .owner button {
  background: none;
  border: 0;
  padding: 0;
  color: inherit;
  font: inherit;
  font-size: 12.5px;
  text-decoration: underline;
  cursor: pointer;
}
.card .owner:hover { opacity: 1; }

/* 인스타그램식 세로 액션 레일 */
.rail {
  position: absolute;
  right: 12px;
  bottom: 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.rail button, .rail a, .rail .views {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  background: none;
  border: 0;
  padding: 2px;
  color: #fff;
  font: inherit;
  font-size: 11.5px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  cursor: pointer;
  transition: transform 0.3s var(--ease), opacity 0.2s var(--ease);
}
.rail svg { width: 25px; height: 25px; filter: drop-shadow(0 1px 3px rgb(0 0 0 / 0.45)); }
.rail button:hover, .rail a:hover { transform: scale(1.14); }
.rail button:active { transform: scale(0.94); }
.rail .views { cursor: inherit; }
.rail .like.on { color: #ff3040; }
.rail .like.pop svg { animation: pop 0.42s var(--ease); }
@keyframes pop {
  0% { transform: scale(1); }
  38% { transform: scale(1.42); }
  100% { transform: scale(1); }
}

/* 스크롤 진입 (IntersectionObserver 가 .in 을 붙인다) */
.reveal { opacity: 0; transform: translateY(22px); }
.reveal.in {
  opacity: 1;
  transform: none;
  transition: opacity 0.7s var(--ease) calc(var(--i, 0) * 55ms),
              transform 0.7s var(--ease) calc(var(--i, 0) * 55ms);
}

/* ── 본문 · 폼 · 상세 ─────────────────────────────────────────────────── */
.heading { font-size: 30px; font-weight: 640; letter-spacing: -0.03em; margin: 0 0 22px; }
.note, .empty { color: var(--muted); }
.error { color: #c02742; font-weight: 550; }

.panel {
  background: var(--surface-solid);
  border: 1px solid var(--hairline);
  border-radius: var(--r-card);
  padding: 28px;
  box-shadow: var(--shadow-1);
}
.form { display: flex; flex-direction: column; gap: 18px; max-width: 540px; }
.form label { display: flex; flex-direction: column; gap: 7px; font-size: 14px; font-weight: 550; }
.form input, .form select, .form textarea {
  padding: 11px 13px;
  border: 1px solid var(--hairline);
  border-radius: var(--r-input);
  background: var(--surface-solid);
  color: var(--ink);
  font: inherit;
  font-size: 15px;
  font-weight: 400;
}
.form input::placeholder, .form textarea::placeholder { color: var(--muted); }
.form button, .comment-form button {
  align-self: flex-start;
  padding: 12px 26px;
  border: 0;
  border-radius: 999px;
  background: var(--card-grad);
  color: #fff;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--shadow-1);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.form button:hover, .comment-form button:hover { transform: translateY(-2px); box-shadow: var(--shadow-2); }
.form button:active, .comment-form button:active { transform: translateY(0) scale(0.985); }

.detail { max-width: 720px; }
.detail .thumb { width: 100%; border-radius: var(--r-card); margin-bottom: 20px; }
.detail h2 { font-size: 34px; font-weight: 650; letter-spacing: -0.032em; margin: 0 0 8px; }
.detail .meta { color: var(--muted); font-size: 13.5px; margin: 0 0 20px; }
.detail .desc { font-size: 17px; }
.detail .link { color: var(--accent); font-weight: 550; word-break: break-all; }
.detail .contact { color: var(--muted); font-size: 14px; }
.detail .actions { display: flex; align-items: center; gap: 22px; margin: 26px 0; flex-wrap: wrap; }
.detail .actions .rail {
  position: static;
  flex-direction: row;
  gap: 22px;
}
.detail .actions .rail button, .detail .actions .rail a, .detail .actions .rail .views { color: var(--ink); font-size: 13px; }
.detail .actions .rail .like.on { color: #ff3040; }
.detail .actions .rail svg { filter: none; }

.inline { display: inline-flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.inline input {
  padding: 8px 12px;
  border: 1px solid var(--hairline);
  border-radius: var(--r-input);
  background: var(--surface-solid);
  color: var(--ink);
  font: inherit;
  font-size: 14px;
}
.inline button {
  padding: 8px 16px;
  border: 1px solid var(--hairline);
  background: var(--surface-solid);
  color: var(--ink);
  border-radius: 999px;
  cursor: pointer;
  font: inherit;
  font-size: 14px;
  transition: background 0.2s var(--ease), transform 0.2s var(--ease);
}
.inline button:hover { background: #eefae2; }
.inline button:active { transform: scale(0.97); }

.comments { max-width: 720px; margin-top: 40px; }
.comments h3 { font-size: 18px; font-weight: 620; margin: 0 0 14px; }
.comment { padding: 16px 0; border-bottom: 1px solid var(--hairline); }
.comment p { margin: 6px 0 10px; }
.comment .when { color: var(--muted); font-size: 12.5px; margin-left: 6px; }
.comment-form { margin-top: 22px; width: 100%; }
.comment-form input { flex: 1; min-width: 200px; }

.report {
  border: 1px solid var(--hairline);
  border-radius: var(--r-card);
  padding: 18px;
  margin-bottom: 14px;
  background: var(--surface-solid);
}
.doc { max-width: 680px; }
.doc h2 { font-size: 30px; letter-spacing: -0.03em; }
.doc h3 { margin: 26px 0 6px; font-size: 17px; font-weight: 620; }
.doc p, .doc li { color: var(--muted); }
.doc a { color: var(--accent); }

.danger { margin-top: 56px; color: var(--muted); }
.danger summary { cursor: pointer; }
.danger button, .danger-btn {
  margin-top: 12px;
  background: #c3324b;
  color: #fff;
  border: 0;
  border-radius: 999px;
  padding: 10px 20px;
  cursor: pointer;
  font: inherit;
  font-weight: 550;
}
.my-panel { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; margin-bottom: 18px; padding: 22px 24px; }
.my-panel:last-of-type { margin-bottom: 30px; }
.my-panel p { margin: 0; }
.my-panel .page-url { color: var(--accent); font-weight: 550; word-break: break-all; }
.edit summary { cursor: pointer; color: var(--muted); margin-bottom: 12px; }
.promote { margin-bottom: 18px; }
.promote .inline a {
  padding: 8px 16px;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  font-size: 14px;
  transition: background 0.2s var(--ease);
}
.promote .inline a:hover { background: #eefae2; }
.promote .snippet { align-self: stretch; display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); }
.promote .snippet .inline { align-self: flex-start; }
.promote textarea {
  padding: 10px 12px;
  border: 1px solid var(--hairline);
  border-radius: var(--r-input);
  background: var(--bg-base);
  color: var(--ink);
  font: 12.5px/1.5 ui-monospace, SFMono-Regular, Menlo, monospace;
  resize: none;
}

footer {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  padding: 40px 24px 56px;
}
footer a:hover { color: var(--ink); }

/* ── 모바일 ───────────────────────────────────────────────────────────── */
@media (max-width: 860px) {
  .hero { padding: 44px 20px 36px; }
  .layout {
    grid-template-columns: 1fr;
    gap: 26px;
    padding: 0 20px 64px;
  }
  .side { position: static; }
  .cats { flex-direction: row; flex-wrap: wrap; gap: 6px; margin: 20px 0 16px; }
  .cats a { margin-left: 0; background: var(--surface-solid); }
  .visits { display: flex; align-items: baseline; gap: 10px; }
  .visits .label { margin: 0; }
  .grid { grid-template-columns: 1fr; }
  .topbar nav { gap: 18px; font-size: 13.5px; }
  .detail h2 { font-size: 26px; }
}

/* ── 접근성: 움직임 최소화 ────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  body::before { animation: none; }
  .loaded .rise, .rise { animation: none; opacity: 1; transform: none; }
  .reveal { opacity: 1; transform: none; }
  .reveal.in { transition: none; }
  .card, .card::before, .plus-btn, .rail button, .rail a,
  .hero .cta, .form button, .comment-form button, .inline button {
    transition: none;
  }
  .card:hover, .plus-btn:hover, .hero .cta:hover { transform: none; }
  .rail .like.pop svg { animation: none; }
}