/* 공통 */
*, *::before, *::after { box-sizing: border-box; }
:root {
  --panel: #eef0f3;
  --ink: #333;
  --sidebar-width: 240px;
  --toolbar-width: 74px;
  --preview-max-width: 1300px; /* 최신 첨부값 유지. 1100px로 변경 가능 */
}
html { height: 100%; overflow: hidden; }
body.editor {
  margin: 0;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  color: var(--ink);
  background: #fff;
  font-family: "Pretendard", sans-serif;
}
button, input, textarea, select { font-family: inherit; }
button { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
button:focus-visible, a:focus-visible { outline: 3px solid #476ce4; outline-offset: 3px; }
[hidden] { display: none !important; }

/* PC: 사이드바 공간을 제외한 작업 영역. 문서 전체 스크롤은 생기지 않음 */
.editor-main {
  height: 100%;
  min-width: 0;
  margin-left: calc(var(--sidebar-width) + 60px);
  margin-right: calc(var(--toolbar-width) + 22px);
  padding: 0 35px 24px;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  transition: margin-left 0.3s ease;
}
.editor-header {
  position: relative;
  min-width: 0;
  padding: clamp(12px, 4dvh, 40px) 0 clamp(1px, 3dvh, 10px);
  text-align: center;
}
.editor-tag {
  display: inline-block;
  padding: 4px 9px;
  border: 1px solid #075cff;
  border-radius: 999px;
  color: #075cff;
  background: #fff;
  font-size: 13px;
  line-height: 1.2;
}
.editor-tag--red { border-color: #ff3030; color: #ff3030; }
.editor-header h1 {
  margin: 8px 0 5px;
  font-size: 24px;
  line-height: 1.3;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.editor-credit {
  margin: 0;
  color: #777;
  font-size: 10pt; /* 모든 화면에서 동일 */
  line-height: 1.5;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
#editor-status { margin: 4px 0; font-size: 13px; }
.compact-back { display: none; }
.canvas-area {
  width: 100%;
  max-width: var(--preview-max-width);
  min-width: 0;
  min-height: 0;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
#konva-container {
  /* JS에서 원본 비율을 유지하면서 가로·세로에 모두 맞는 크기를 계산 */
  width: 0;
  height: 0;
  flex: none;
  background: transparent;
  position: relative;
  isolation: isolate;
  border: 0;
  padding: 0;
  outline: none;
}
/* 안쪽에 겹쳐 그려 부모의 overflow:hidden에 잘리거나 이미지에 가려지지 않습니다. */
#konva-container::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 10;
  border: 1px solid #b4b4b4;
  pointer-events: none;
}
.input-panel { display: none; }

/* 왼쪽 목록: 목록 내부만 스크롤 */
.template-sidebar {
  position: fixed;
  inset: 15px auto 9px 10px;
  width: var(--sidebar-width);
  padding: 20px 15px 20px;
  border-radius: 11px;
  background: var(--panel);
  display: flex;
  flex-direction: column;
  transform: translateX(0);
  transition: transform 0.3s ease, visibility 0.3s;
}
.home-link { flex: none; font-size: 20px; font-weight: 700; text-decoration: none; }
.template-sidebar > p { flex: none; margin: 10px 0 16px; font-size: 14px; line-height: 1.5; }
#list-status:empty { display: none; }
#related-templates { flex: 1; min-height: 0; overflow-y: auto; scrollbar-width: thin; overscroll-behavior: contain; }
.related-card {
  position: relative;
  display: block;
  overflow: hidden;
  margin-bottom: 20px;
  border: 1px solid #bbb;
  border-radius: 10px;
  background: #fff;
  text-decoration: none;
}
.related-card img { display: block; width: 100%; height: auto; }
.related-card .missing-image { display: block; padding: 40px 14px; text-align: center; }
.related-card .template-tag {
  position: absolute; z-index: 2; top: 12px; left: 12px;
  max-width: calc(100% - 24px); overflow: hidden; text-overflow: ellipsis;
  padding: 5px 10px; border: 1px solid #075cff; border-radius: 999px;
  background: #fff; color: #075cff; font-size: 12px; line-height: 1;
  white-space: nowrap; pointer-events: none;
}
.related-card .template-tag--red { border-color: #ff3030; color: #ff3030; }
.related-card .template-title {
  position: absolute; z-index: 1; right: 0; bottom: 0; left: 0;
  padding: 60px 12px 14px; color: #fff;
  background: linear-gradient(to bottom, transparent, rgba(0,0,0,0.7));
  text-align: center; font-size: 15px; font-weight: 400; line-height: 1.4;
  overflow-wrap: anywhere; pointer-events: none;
  opacity: 0; transform: translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.related-card:hover .template-title,
.related-card:focus-visible .template-title { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .related-card .template-title { transition: none; transform: none; }
}
.sidebar-toggle {
  position: fixed;
  left: calc(var(--sidebar-width) + 20px);
  top: 50%;
  transform: translateY(-50%);
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: var(--panel);
  color: var(--ink);
  line-height: 1;
  cursor: pointer;
  transition: left 0.3s ease;
}
.sidebar-toggle > i.bi {
  display: grid; place-items: center;
  width: 24px; height: 24px; font-size: 24px; line-height: 1;
}
.sidebar-toggle > i.bi::before {
  display: block; line-height: 1; vertical-align: 0;
  transform: rotate(0deg); transform-origin: center;
  transition: transform 0.5s ease;
}
.sidebar-toggle[aria-expanded="false"] > i.bi::before { transform: rotate(180deg); }
.editor.sidebar-collapsed .template-sidebar {
  transform: translateX(calc(-100% - 10px)); visibility: hidden; pointer-events: none;
}
.editor.sidebar-collapsed .sidebar-toggle { left: 10px; }
.editor.sidebar-collapsed .editor-main { margin-left: 50px; }

/* 오른쪽 도구 */
.editor-tools {
  position: fixed;
  inset: 15px 11px 9px auto;
  width: var(--toolbar-width);
  padding: 24px 0;
  border-radius: 11px;
  background: var(--panel);
}
.tool-list {
  height: 100%;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
  overflow-y: auto;
  scrollbar-width: thin;
  overscroll-behavior: contain;
}
.tool-button {
  flex: none;
  border: 0; padding: 0; background: none; color: var(--ink);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-size: 13px; white-space: nowrap;
}
.tool-button:disabled { opacity: 1; cursor: not-allowed; }
.tool-button-base {
  display: grid; place-items: center; flex: none;
  width: 48px; height: 48px; border-radius: 50%; background: #333; color: #fff;
}
.tool-button-base > .bi, .tools-toggle > .bi {
  display: grid; place-items: center; font-size: 20px; line-height: 1;
}
.tool-button-base > .bi::before, .tools-toggle > .bi::before {
  display: block; line-height: 1; vertical-align: 0;
}
.download-tool { margin-top: auto; }
.tools-toggle {
  display: none; place-items: center; flex: none;
  width: 40px; height: 40px; padding: 0; border: 0; border-radius: 50%;
  background: #333; color: #fff; line-height: 1; cursor: pointer;
}

/* 입력 영역: 태블릿 50%, 모바일 55% */
@media (max-width: 1024px) {
  .template-sidebar, .sidebar-toggle { display: none; }
  .editor-main, .editor.sidebar-collapsed .editor-main {
    margin: 0;
    padding: 0;
    grid-template-rows: auto minmax(0, 1fr) 50%;
  }
  .editor-header { padding: clamp(8px, 2dvh, 24px) 60px 10px; }
  .compact-back {
    display: grid; place-items: center;
    position: absolute; top: 12px; left: 8px;
    width: 40px; height: 44px;
    text-decoration: none; font-size: 28px;
  }
  .canvas-area { padding: 0 23px 14px; max-width: none; }
  .input-panel {
    display: block;
    min-height: 0;
    min-width: 0;
    margin: 0;
    padding: 16px 104px max(16px, env(safe-area-inset-bottom)) 20px;
    border-radius: 11px 11px 0 0;
    background: var(--panel);
    overflow-y: auto;
    overscroll-behavior: contain;
  }
  .editor-tools {
    inset: auto 20px max(16px, env(safe-area-inset-bottom)) auto;
    width: 68px;
    max-height: none;
    padding: 0;
    border-radius: 0;
    background: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }
  .tool-list {
    flex: none; width: 100%; height: auto; overflow: visible;
    padding: 12px 8px; gap: 18px;
    border: 1px solid #d1d4d8; border-radius: 12px;
    background: var(--panel); box-shadow: 0 0 3px #0002;
  }
  .sticker-tool { display: none; }
  .download-tool { margin-top: 0; }
  .tools-toggle { display: grid; margin: 0; margin-bottom: 12px; width: 48px; height: 48px; }
  .editor.tools-collapsed .tool-list { display: none; }
}
@media (max-width: 768px) {
  .editor-main, .editor.sidebar-collapsed .editor-main { grid-template-rows: auto minmax(0, 1fr) 55%; }
  .editor-header { padding: clamp(6px, 2dvh, 16px) 55px 8px; }
  .editor-header h1 { font-size: 20px; margin: 6px 0 3px; }
  .compact-back { top: 8px; }
  .canvas-area { padding: 0 19px 12px; }
  .input-panel { padding-left: 16px; padding-right: 88px; }
  .editor-tools { right: 8px; width: 73px; gap: 10px; }
  .tool-list { padding: 10px 7px; gap: 14px; border-radius: 10px; }
  .tool-button { font-size: 10px; gap: 6px; }
  .tools-toggle { width: 46px; height: 46px; }
}
/* 세로가 짧을 때 여백·도구 버튼을 줄여 작업 공간 확보 */
@media (max-height: 560px) {
  .editor-header { padding-top: 6px; padding-bottom: 6px; }
  .editor-header h1 { margin-top: 4px; margin-bottom: 2px; font-size: 18px; }
  .editor-tag { padding: 2px 7px; font-size: 12px; }
  .tool-list { gap: 10px; }
  .tool-button-base { width: 34px; height: 34px; }
  .tool-button { gap: 4px; }
}
@media (prefers-reduced-motion: reduce) {
  .template-sidebar, .sidebar-toggle, .sidebar-toggle > i.bi::before, .editor-main { transition: none; }
}

/* 은은한 글래스 패널 — 이 블록에서 농도와 그림자를 조절합니다. */
:root {
  /* 글래스모피즘 요소에 단일 색상 대신 반투명 그라데이션 적용 */
  --glass-panel: linear-gradient(135deg, rgba(255, 255, 255, 0.6), rgba(238, 240, 243, 0.4));
  --glass-edge: rgba(207, 212, 220, .85);
  --glass-shadow: 0 4px 16px rgba(35, 43, 58, .055);
  --glass-blur: 10px;
}
.template-sidebar,
.sidebar-toggle {
  background: var(--glass-panel);
  /* 안쪽 테두리: 기존 패널 크기와 배치를 유지 */
  box-shadow: inset 0 0 0 1px var(--glass-edge),
              inset 0 1px 0 rgba(255, 255, 255, .75), var(--glass-shadow);
}
@media (min-width: 1025px) {
  .editor-tools {
    background: var(--glass-panel);
    box-shadow: inset 0 0 0 1px var(--glass-edge),
                inset 0 1px 0 rgba(255, 255, 255, .75), var(--glass-shadow);
  }
}
@media (max-width: 1024px) {
  .input-panel {
    background: var(--glass-panel);
    box-shadow: inset 0 1px 0 var(--glass-edge), 0 -3px 14px rgba(35, 43, 58, .045);
  }
  .tool-list {
    /* 모바일 tool-list 기본 fill 70% 설정 */
    background: rgba(238, 240, 243, 0.7);
    border-color: var(--glass-edge);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .8), var(--glass-shadow);
  }
  @supports ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
    .template-sidebar {
      background: var(--glass-panel);
      -webkit-backdrop-filter: blur(var(--glass-blur));
      backdrop-filter: blur(var(--glass-blur));
    }
    .tool-list {
      /* 모바일 tool-list 반투명 fill 70% 수준의 그라데이션과 블러 처리 적용 */
      background: linear-gradient(135deg, rgba(255, 255, 255, 0.75), rgba(238, 240, 243, 0.65));
      -webkit-backdrop-filter: blur(var(--glass-blur));
      backdrop-filter: blur(var(--glass-blur));
    }
  }
}
@media (prefers-reduced-transparency: reduce) {
  .template-sidebar, .sidebar-toggle { background: #eef0f3; -webkit-backdrop-filter: none; backdrop-filter: none; }
}
@media (min-width: 1025px) and (prefers-reduced-transparency: reduce) {
  .editor-tools { background: #eef0f3; }
}
@media (max-width: 1024px) and (prefers-reduced-transparency: reduce) {
  .input-panel, .tool-list { background: #eef0f3; -webkit-backdrop-filter: none; backdrop-filter: none; }
}