/* ------------------------------- theme vars ------------------------------- */
:root {
  --pink: #e94b77;
  --pink-dark: #cf3a63;
  --bg: #e9e9e9;
  --card: #ffffff;
  --text: #4a4a4a;
  --text-strong: #333333;
  --muted: #9a9a9a;
  --header: #3b3b3b;
  --header-text: #f5f5f5;
  --border: #e4e4e4;
  --badge: #9a9a9a;
  --input-border: #cccccc;
  --input-bg: #ffffff;
  --hover: #f6f6f6;
  --code-bg: #f4f4f4;
  --shadow: 0 1px 4px rgba(0, 0, 0, 0.18);
}
:root[data-theme="dark"] {
  --bg: #161618;
  --card: #232327;
  --text: #d9d6d1;
  --text-strong: #f0ede8;
  --muted: #8e8e96;
  --header: #0e0e10;
  --header-text: #e8e8e8;
  --border: #35353b;
  --badge: #55555e;
  --input-border: #45454d;
  --input-bg: #1c1c20;
  --hover: #2b2b31;
  --code-bg: #2d2d33;
  --shadow: 0 1px 5px rgba(0, 0, 0, 0.55);
}

/* --------------------------------- basics --------------------------------- */
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  min-height: 100vh;
}
a { color: var(--pink); }
button { font: inherit; cursor: pointer; }

/* --------------------------------- header --------------------------------- */
.topbar {
  background: var(--header);
  color: var(--header-text);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 28px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--header-text);
  text-decoration: none;
}
.logo svg { display: block; }
.logo-text {
  font-family: "Segoe Print", "Bradley Hand", "Comic Sans MS", cursive;
  font-size: 24px;
  letter-spacing: 0.5px;
}
.topbar-right { display: flex; align-items: center; gap: 10px; }
.icon-btn {
  background: transparent;
  border: none;
  color: var(--header-text);
  font-size: 20px;
  padding: 6px 8px;
  border-radius: 6px;
}
.icon-btn:hover { background: rgba(255, 255, 255, 0.12); }

.account { position: relative; }
.account-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: none;
  color: var(--header-text);
  font-size: 15px;
  padding: 6px 8px;
  border-radius: 6px;
}
.account-btn:hover { background: rgba(255, 255, 255, 0.12); }
.avatar {
  width: 26px;
  height: 26px;
  border-radius: 4px;
  background: var(--pink);
  display: inline-block;
}
.caret { font-size: 11px; opacity: 0.8; }
.account-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  box-shadow: var(--shadow);
  min-width: 200px;
  padding: 6px;
  z-index: 50;
  display: flex;
  flex-direction: column;
}
.account-menu a, .account-menu button {
  text-align: left;
  background: none;
  border: none;
  color: var(--text);
  text-decoration: none;
  padding: 9px 12px;
  border-radius: 4px;
  font-size: 15px;
}
.account-menu a:hover, .account-menu button:hover { background: var(--hover); color: var(--pink); }
.account-menu hr { border: none; border-top: 1px solid var(--border); margin: 4px 0; }

/* --------------------------------- layout --------------------------------- */
.layout {
  max-width: 1180px;
  margin: 0 auto;
  padding: 44px 20px 80px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 26px;
  align-items: start;
}
.card {
  background: var(--card);
  border-radius: 5px;
  box-shadow: var(--shadow);
}
.main-card { padding: 26px 28px 40px; }

/* -------------------------------- composer -------------------------------- */
#composer {
  width: 100%;
  padding: 14px 16px;
  font: 17px/1.5 inherit;
  font-family: inherit;
  color: var(--text-strong);
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 4px;
  resize: none;
  overflow: hidden;
  max-height: 60vh;
  overflow-y: auto;
}
#composer:focus { outline: none; border-color: var(--pink); }
#composer::placeholder { color: var(--muted); }
.composer-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 10px;
}
.hint { color: var(--muted); font-size: 13px; }
.btn-pink {
  background: var(--pink);
  color: #fff;
  border: none;
  border-radius: 4px;
  padding: 9px 26px;
  font-size: 15px;
}
.btn-pink:hover { background: var(--pink-dark); }
.btn-pink:disabled { opacity: 0.6; cursor: default; }

/* --------------------------------- tab bar -------------------------------- */
.tabbar {
  margin-top: 26px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-end;
  gap: 12px;
}
.tab {
  display: inline-block;
  padding: 10px 20px;
  font-size: 20px;
  color: var(--text-strong);
  background: var(--card);
  border: 1px solid var(--border);
  border-bottom: 1px solid var(--card);
  border-radius: 5px 5px 0 0;
  position: relative;
  top: 1px;
}
.clear-filter {
  background: none;
  border: none;
  color: var(--muted);
  font-size: 14px;
  padding: 8px 4px;
}
.clear-filter:hover { color: var(--pink); }

/* -------------------------------- thoughts -------------------------------- */
.thought {
  padding: 20px 2px 16px;
  border-bottom: 1px solid var(--border);
}
.thought-body { color: var(--text-strong); font-size: 17px; overflow-wrap: break-word; }
.thought-body > :first-child { margin-top: 0; }
.thought-body > :last-child { margin-bottom: 0; }
.thought-body pre {
  background: var(--code-bg);
  padding: 12px 14px;
  border-radius: 5px;
  overflow-x: auto;
  font-size: 14px;
}
.thought-body code { background: var(--code-bg); padding: 1px 5px; border-radius: 3px; font-size: 0.9em; }
.thought-body pre code { background: none; padding: 0; }
.thought-body blockquote {
  margin: 0.6em 0;
  padding: 2px 14px;
  border-left: 3px solid var(--pink);
  color: var(--muted);
}
.thought-body img { max-width: 100%; }
.thought-body table { border-collapse: collapse; }
.thought-body th, .thought-body td { border: 1px solid var(--border); padding: 5px 10px; }
.thought-body h1 { font-size: 1.5em; }
.thought-body h2 { font-size: 1.3em; }
.thought-body h3 { font-size: 1.15em; }

.hashtag { color: var(--pink); text-decoration: none; }
.hashtag:hover { text-decoration: underline; }

.clamp-wrap.clamped .thought-body {
  max-height: 420px;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(#000 82%, transparent);
  mask-image: linear-gradient(#000 82%, transparent);
}
.show-more {
  background: none;
  border: none;
  color: var(--pink);
  padding: 6px 0 0;
  font-size: 14px;
}

.thought-meta {
  margin-top: 10px;
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 4px 14px;
  color: var(--muted);
  font-size: 13.5px;
}
.thought-meta a { color: var(--muted); }
.thought-meta a:hover { color: var(--pink); }
.thought-actions { margin-left: auto; opacity: 0; transition: opacity 0.15s; display: flex; gap: 8px; }
.thought:hover .thought-actions, .thought:focus-within .thought-actions { opacity: 1; }
.thought-actions button {
  background: none;
  border: none;
  color: var(--muted);
  font-size: 13.5px;
  padding: 0;
}
.thought-actions button:hover { color: var(--pink); }

.edit-area textarea {
  width: 100%;
  min-height: 140px;
  max-height: 70vh;
  padding: 12px 14px;
  font: 15px/1.5 ui-monospace, Consolas, monospace;
  color: var(--text-strong);
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 4px;
  resize: vertical;
}
.edit-actions { display: flex; gap: 10px; margin-top: 8px; }
.btn-plain {
  background: none;
  border: 1px solid var(--input-border);
  color: var(--text);
  border-radius: 4px;
  padding: 8px 18px;
  font-size: 14px;
}
.btn-plain:hover { border-color: var(--pink); color: var(--pink); }

.list-status { color: var(--muted); text-align: center; padding: 18px 0 0; }

/* -------------------------------- sidebar --------------------------------- */
.searchbox input {
  width: 100%;
  padding: 10px 18px 10px 40px;
  font-size: 15px;
  color: var(--text-strong);
  background: var(--card) url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="%23999999" stroke-width="2.4"><circle cx="11" cy="11" r="7"/><line x1="16.5" y1="16.5" x2="22" y2="22"/></svg>') 14px center no-repeat;
  border: 1px solid var(--border);
  border-radius: 999px;
  box-shadow: var(--shadow);
}
.searchbox input:focus { outline: none; border-color: var(--pink); }

.side-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  margin-top: 10px;
  border-radius: 5px;
  cursor: pointer;
  color: var(--muted);
  font-size: 16px;
  user-select: none;
}
.side-item:hover { background: var(--card); }
.side-item.active { background: var(--card); box-shadow: var(--shadow); color: var(--pink); font-weight: 600; }
.side-total { font-size: 17px; }
.tag-list { margin-top: 4px; }
.tag-list .side-item { margin-top: 2px; overflow-wrap: anywhere; }
.badge {
  background: var(--badge);
  color: #fff;
  border-radius: 999px;
  font-size: 12px;
  min-width: 24px;
  padding: 3px 8px;
  text-align: center;
  flex-shrink: 0;
}

.side-tools { margin-top: 26px; display: flex; flex-direction: column; gap: 8px; }
.tool-btn {
  display: block;
  width: 100%;
  text-align: center;
  text-decoration: none;
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 9px 12px;
  font-size: 14px;
}
.tool-btn:hover { color: var(--pink); border-color: var(--pink); }

/* --------------------------------- login ---------------------------------- */
.login-view {
  display: flex;
  justify-content: center;
  padding: 90px 20px;
}
.login-card {
  width: 360px;
  padding: 34px 34px 30px;
  display: flex;
  flex-direction: column;
}
.login-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: normal;
  color: var(--text-strong);
  margin: 0 0 22px;
}
.login-card label { font-size: 13.5px; color: var(--muted); margin: 10px 0 4px; }
.login-card input {
  padding: 11px 13px;
  font-size: 16px;
  color: var(--text-strong);
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 4px;
}
.login-card input:focus { outline: none; border-color: var(--pink); }
.login-card .btn-pink { margin-top: 20px; padding: 11px; }
.login-error { color: var(--pink); font-size: 14px; min-height: 1.2em; margin: 12px 0 0; text-align: center; }

/* ------------------------------- responsive ------------------------------- */
@media (max-width: 860px) {
  .layout { grid-template-columns: 1fr; padding-top: 20px; }
  .sidebar { order: -1; }
  .side-tools { flex-direction: row; flex-wrap: wrap; }
  .tool-btn { width: auto; flex: 1; }
}