/* AndyAWD — IDE 版面樣式。色彩與字型語彙見 tokens.css */

@import url('./tokens.css');

/* --- 基礎 --------------------------------------------------------------- */

* { box-sizing: border-box; }

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
}

body {
  color: var(--fg);
  font-family: var(--font-mono);
  font-size: 13px;
  -webkit-font-smoothing: antialiased;
  transition: background-color .15s ease, color .15s ease;
}

a { color: var(--link); text-decoration: none; }
a:hover { color: var(--link-hover); text-decoration: underline; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: var(--scrollbar); border-radius: 5px; }
::-webkit-scrollbar-track { background: transparent; }

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

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: 8px 14px;
  background: var(--panel);
  color: var(--fg-bright);
  border: 1px solid var(--accent);
  border-radius: 0 0 6px 0;
}
.skip-link:focus { left: 0; text-decoration: none; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* --- 外框 --------------------------------------------------------------- */

.ide {
  height: 100vh;
  height: 100dvh;
  width: 100%;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  overflow: hidden;
}

/* --- 頂部工具列 ---------------------------------------------------------- */

.topbar {
  display: flex;
  align-items: center;
  gap: 14px;
  height: var(--topbar-h);
  padding: 0 10px;
  background: var(--panel);
  border-bottom: 1px solid var(--bg);
  flex-shrink: 0;
}

.topbar__logo {
  width: 16px;
  height: 16px;
  border-radius: 4px;
  background: var(--accent);
  flex-shrink: 0;
}

.topbar__menus {
  display: flex;
  gap: 12px;
  color: var(--fg);
  font-size: 12px;
}

.topbar__menu {
  padding: 2px 4px;
  border-radius: 4px;
  cursor: default;
}
.topbar__menu:hover { background: var(--hover); }

.topbar__spacer { flex: 1; }

.topbar__right {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
}

.topbar__user {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px;
  border-radius: 5px;
  background: var(--hover);
  color: var(--fg-bright);
  white-space: nowrap;
}
.topbar__user::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--accent);
}

.topbar__meta { color: var(--fg-dim); white-space: nowrap; }
.topbar__meta--device { margin-left: 6px; }

.topbar__run {
  color: var(--accent);
  font-size: 14px;
  cursor: pointer;
  background: none;
  border: 0;
  padding: 0 2px;
  line-height: 1;
}
.topbar__run:hover { color: var(--accent-hover); }

.icon-btn {
  background: none;
  border: 0;
  padding: 2px 4px;
  color: var(--fg-dim);
  font-size: 14px;
  font-family: inherit;
  line-height: 1;
  cursor: pointer;
  border-radius: 4px;
}
.icon-btn:hover { color: var(--fg-bright); background: var(--hover); }

.lang-select {
  background: var(--hover);
  border: 1px solid transparent;
  color: var(--fg-bright);
  font-family: inherit;
  font-size: 11.5px;
  padding: 3px 6px;
  border-radius: 5px;
  cursor: pointer;
}
.lang-select:hover { border-color: var(--accent); }

.hamburger { display: none; }

/* --- 主要區域 ------------------------------------------------------------ */

.main {
  flex: 1;
  display: flex;
  min-height: 0;
}

/* --- 活動列 ------------------------------------------------------------- */

.activity {
  width: var(--activity-w);
  background: var(--panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 0;
  gap: 14px;
  flex-shrink: 0;
  color: var(--fg-dim);
  font-size: 15px;
}
.activity__item--active { color: var(--fg-bright); }
.activity__spacer { flex: 1; }

/* --- 檔案樹 ------------------------------------------------------------- */

.sidebar {
  width: var(--sidebar-width);
  background: var(--panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  min-height: 0;
}

.sidebar__header {
  display: flex;
  align-items: center;
  height: 30px;
  padding: 0 10px;
  font-size: 12px;
  color: var(--fg-bright);
  letter-spacing: .3px;
  flex-shrink: 0;
}
.sidebar__caret { color: var(--fg-dim); margin-left: 4px; }
.sidebar__more { color: var(--fg-dim); margin-left: auto; }

.tree {
  flex: 1;
  overflow-y: auto;
  padding-bottom: 12px;
}

.tree__node {
  display: flex;
  align-items: center;
  gap: 6px;
  height: var(--row-h);
  padding-right: 8px;
  cursor: default;
  background: transparent;
  border: 0;
  width: 100%;
  text-align: left;
  font-family: inherit;
  color: inherit;
}
.tree__node:hover { background: var(--hover); }
.tree__node--file { cursor: pointer; }
.tree__node--active { background: var(--selected); }
.tree__node--active .tree__label { color: var(--fg-bright); }

.tree__icon {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  font-weight: 700;
  color: #1e1f22;
}

.tree__label {
  font-size: 12.5px;
  color: var(--fg);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.tree__label--bright { color: var(--fg-bright); }

/* --- 可拖拉的分隔線 ------------------------------------------------------ */

.resizer {
  flex: 0 0 6px;
  margin: 0 -3px;          /* 跨在既有的 1px 邊框上，不影響原本的版面寬度 */
  z-index: 5;
  cursor: col-resize;
  background: transparent;
  border: 0;
  padding: 0;
  touch-action: none;      /* 觸控拖拉時不要被瀏覽器捲動搶走 */
  transition: background .12s ease;
}
.resizer:hover,
.resizer:focus-visible,
body.is-resizing .resizer:active { background: var(--accent); }
.resizer:focus-visible { outline: none; }

body.is-resizing { cursor: col-resize; user-select: none; }

/* --- 編輯器區 ----------------------------------------------------------- */

.editor {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
}

.tabbar {
  display: flex;
  align-items: stretch;
  height: var(--tabbar-h);
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  overflow-x: auto;
  scrollbar-width: none;
}
.tabbar::-webkit-scrollbar { height: 0; }

.tab {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 10px;
  font-size: 12.5px;
  cursor: pointer;
  white-space: nowrap;
  color: var(--fg-note);
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  font-family: inherit;
}
.tab--active {
  color: var(--fg-bright);
  background: var(--bg);
  border-bottom-color: var(--accent);
}

.tab__icon {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 8px;
  font-weight: 700;
  color: #1e1f22;
  flex-shrink: 0;
}

.tab__close {
  color: var(--fg-dim);
  font-size: 13px;
  padding: 0 2px;
  background: none;
  border: 0;
  cursor: pointer;
  font-family: inherit;
  line-height: 1;
}
.tab__close:hover { color: var(--fg-bright); }

.workspace {
  flex: 1;
  display: flex;
  min-height: 0;
}

/* --- 空狀態提示 --------------------------------------------------------- */

.empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-left: 12%;
  gap: 22px;
  color: var(--fg-dim);
  overflow: auto;
}
.empty__row { display: flex; gap: 18px; font-size: 17px; }
.empty__label { color: var(--fg-dim); width: 240px; flex-shrink: 0; }
.empty__key { color: var(--fg); }

/* --- 程式碼 ------------------------------------------------------------- */

.code-pane {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  height: var(--crumb-h);
  padding: 0 12px;
  font-size: 11.5px;
  color: var(--fg-dim);
  background: var(--bg);
  border-bottom: 1px solid var(--panel);
  flex-shrink: 0;
  white-space: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
}
.breadcrumb::-webkit-scrollbar { height: 0; }

.code {
  flex: 1;
  overflow: auto;
  background: var(--bg);
  padding: 8px 0 40px;
  font-size: var(--font-size);
}

.code__line {
  display: flex;
  align-items: flex-start;
  line-height: 1.65;
}

.code__n {
  width: 52px;
  flex-shrink: 0;
  text-align: right;
  padding-right: 14px;
  color: var(--fg-gutter);
  user-select: none;
}

.code__text {
  white-space: pre-wrap;
  padding-right: 24px;
  overflow-wrap: anywhere;
}

.tk-kw  { color: var(--syn-kw); }
.tk-str { color: var(--syn-str); }
.tk-cm  { color: var(--syn-cm); }
.tk-num { color: var(--syn-num); }
.tk-fn  { color: var(--syn-fn); }
.tk-an  { color: var(--syn-an); }
.tk-ty  { color: var(--syn-ty); }
.tk-def { color: var(--fg); }

/* --- Preview 面板 -------------------------------------------------------- */

.preview {
  width: var(--preview-width);
  flex-shrink: 0;
  background: var(--panel);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.preview__header {
  display: flex;
  align-items: center;
  height: 28px;
  padding: 0 12px;
  font-size: 11.5px;
  color: var(--fg-bright);
  border-bottom: 1px solid var(--border);
  letter-spacing: .4px;
  flex-shrink: 0;
}

.preview__body {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.preview__img {
  width: 100%;
  border-radius: 10px;
  border: 1px solid var(--border);
  display: block;
  background: var(--bg);
}

.preview__note {
  font-family: var(--font-sans);
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--fg-note);
  text-wrap: pretty;
}

.preview__links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.preview__link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--fg);
  font-size: 12px;
  text-decoration: none;
}
.preview__link:hover {
  border-color: var(--accent);
  color: var(--fg-bright);
  text-decoration: none;
}
.preview__link::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

/* --- Build 面板 ---------------------------------------------------------- */

.build {
  height: var(--build-h);
  flex-shrink: 0;
  background: var(--bg);
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}

.build__header {
  display: flex;
  align-items: center;
  gap: 16px;
  height: 28px;
  padding: 0 12px;
  font-size: 11.5px;
  color: var(--fg-dim);
  border-bottom: 1px solid var(--panel);
  flex-shrink: 0;
}
.build__tab--active {
  color: var(--fg-bright);
  border-bottom: 2px solid var(--accent);
  height: 100%;
  display: flex;
  align-items: center;
}
.build__close {
  margin-left: auto;
  background: none;
  border: 0;
  color: var(--fg-dim);
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
}
.build__close:hover { color: var(--fg-bright); }

.build__body {
  flex: 1;
  overflow-y: auto;
  padding: 8px 12px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.build__row { display: flex; gap: 12px; font-size: 12px; line-height: 1.5; }
.build__time { color: var(--fg-gutter); width: 62px; flex-shrink: 0; }
.build__text { overflow-wrap: anywhere; }
.build__text--muted { color: var(--fg-note); }
.build__text--dim { color: var(--fg-dim); }
.build__text--accent { color: var(--accent); }
.build__text--error { color: #f2544b; }

/* --- 狀態列 ------------------------------------------------------------- */

.statusbar {
  display: flex;
  align-items: center;
  gap: 16px;
  height: var(--statusbar-h);
  padding: 0 12px;
  background: var(--panel);
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: var(--fg-dim);
  flex-shrink: 0;
  overflow-x: auto;
  scrollbar-width: none;
  white-space: nowrap;
}
.statusbar::-webkit-scrollbar { height: 0; }

.statusbar__btn {
  background: none;
  border: 0;
  color: inherit;
  font: inherit;
  cursor: pointer;
  padding: 0;
}
.statusbar__btn:hover { color: var(--fg-bright); }

.statusbar__spacer { flex: 1; }

.statusbar__mem {
  padding: 1px 6px;
  border-radius: 4px;
  background: var(--hover);
}

/* --- 遮罩（手機抽屜） ----------------------------------------------------- */

.scrim {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--overlay);
  z-index: 8;
}

/* --- noscript 後備內容 ---------------------------------------------------- */

.noscript {
  padding: 32px 24px;
  max-width: 720px;
  margin: 0 auto;
  font-family: var(--font-sans);
  line-height: 1.9;
  color: var(--fg);
}
.noscript h1 { color: var(--fg-bright); font-size: 20px; }
.noscript h2 { color: var(--fg-bright); font-size: 16px; margin-top: 28px; }

/* ==========================================================================
   手機版（< 900px）：精簡版 IDE
   ========================================================================== */

@media (max-width: 899px) {
  /* 頂部列要裝得下放大後的漢堡鈕與語言選單（抽屜的 top 也吃這個變數） */
  :root { --topbar-h: 44px; }

  .ide {
    height: auto;
    min-height: 100vh;
    min-height: 100dvh;
    overflow: visible;
  }

  .resizer { display: none; }

  .topbar { position: sticky; top: 0; z-index: 9; gap: 10px; }
  .topbar__menus,
  .topbar__meta--device,
  .topbar__run { display: none; }
  .hamburger { display: inline-block; }

  /* 整頁改由 body 捲動，各面板不再各自捲 */
  .main,
  .editor,
  .workspace { flex-direction: column; min-height: 0; }

  /* 活動列 + 檔案樹 → 左側抽屜 */
  .activity,
  .sidebar {
    position: fixed;
    top: var(--topbar-h);
    bottom: 0;
    z-index: 9;
    transition: transform .2s ease;
    box-shadow: 2px 0 12px var(--shadow);
  }
  .activity {
    left: 0;
    transform: translateX(-100%);
  }
  .sidebar {
    left: var(--activity-w);
    width: min(var(--sidebar-width), calc(100vw - var(--activity-w) - 24px));
    /* 連同左邊的活動列一起移出畫面，才不會露出一角 */
    transform: translateX(calc(-100% - var(--activity-w)));
  }

  .ide--drawer-open .activity,
  .ide--drawer-open .sidebar { transform: translateX(0); }
  .ide--drawer-open .scrim { display: block; top: var(--topbar-h); }

  /* 手指不像滑鼠精準：導覽用的選單列加大字級與可點高度 */
  .sidebar__header { height: 40px; font-size: 14px; padding: 0 14px; }
  .tree__node { height: 40px; gap: 10px; padding-right: 14px; }
  .tree__label { font-size: 15px; }
  .tree__icon { width: 18px; height: 18px; font-size: 11px; border-radius: 4px; }

  .tabbar { height: 42px; }
  .tab { font-size: 14px; gap: 10px; padding: 0 14px; }
  .tab__icon { width: 16px; height: 16px; font-size: 10px; }
  .tab__close { font-size: 17px; padding: 0 4px; }

  .hamburger { font-size: 19px; padding: 6px 8px; }
  .lang-select { font-size: 14px; padding: 6px 8px; }

  /* Preview 從右側改到程式碼下方 */
  .preview {
    width: 100%;
    border-left: 0;
    border-top: 1px solid var(--border);
  }
  .preview__body { padding: 14px; overflow: visible; }

  .code,
  .build__body,
  .empty { flex: none; overflow: visible; }
  .code__n { width: 40px; padding-right: 10px; }

  .empty { padding: 40px 20px; gap: 16px; }
  .empty__row { font-size: 14px; flex-direction: column; gap: 2px; }
  .empty__label { width: auto; }

  .build { height: auto; }
  .statusbar { position: static; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}