/* ============================================
   Reset CSS
   - Eric Meyer 기반 + 박스모델 정규화 + 모바일 대응
   - 한국어 사이트 렌더링 최적화
   ============================================ */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
main, menu, nav, output, ruby, section, summary,
time, mark, audio, video {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 100%;
  font: inherit;
  vertical-align: baseline;
}

article, aside, details, figcaption, figure,
footer, header, hgroup, main, menu, nav, section {
  display: block;
}

html {
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  /* 한글: 어절 단위 줄바꿈, 긴 단어는 적절히 분리 */
  word-break: keep-all;
  overflow-wrap: break-word;
  line-break: strict;
}

body {
  line-height: 1;
}

ol, ul, li {
  list-style: none;
}

blockquote, q {
  quotes: none;
}

blockquote::before,
blockquote::after,
q::before,
q::after {
  content: '';
  content: none;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

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

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

img {
  border: 0;
  -ms-interpolation-mode: bicubic;
}

button,
input,
optgroup,
select,
textarea {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  outline: none;
  margin: 0;
}

button {
  cursor: pointer;
  padding: 0;
  background: transparent;
  overflow: visible;
}

button,
[type="button"],
[type="reset"],
[type="submit"] {
  -webkit-appearance: button;
  appearance: button;
}

input,
textarea {
  -webkit-appearance: none;
  appearance: none;
  border-radius: 0;
}

input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  appearance: none;
  margin: 0;
}

input[type="search"]::-webkit-search-decoration,
input[type="search"]::-webkit-search-cancel-button {
  -webkit-appearance: none;
  appearance: none;
}

textarea {
  resize: vertical;
  overflow: auto;
}

select {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

fieldset {
  border: 0;
  padding: 0;
  margin: 0;
  min-width: 0;
}

legend {
  padding: 0;
  display: table;
}

[hidden] {
  display: none !important;
}

:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 2px;
}

/* iOS Safari: input zoom 방지를 위한 최소 16px는 본문 스타일에서 처리 */