:root {
  --bg: #fbfbf8; --side: #f2f3ef; --ink: #1b2530; --mute: #66737f;
  --acc: #27507a; --on-acc: #fff; --line: #e0e3dc; --hover: rgba(27,37,48,.06);
  --sel: color-mix(in srgb, var(--acc) 12%, transparent); --danger: #b3261e;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --display: "Bricolage Grotesque", var(--font);
  --ease: cubic-bezier(.4, 0, .2, 1);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1419; --side: #0b0f13; --ink: #e4e8ec; --mute: #8996a2;
    --acc: #8fb4dc; --on-acc: #0b0f13; --line: #1f2730; --hover: rgba(228,232,236,.07);
    --danger: #f2b8b5; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0f1419; --side: #0b0f13; --ink: #e4e8ec; --mute: #8996a2;
  --acc: #8fb4dc; --on-acc: #0b0f13; --line: #1f2730; --hover: rgba(228,232,236,.07);
  --danger: #f2b8b5; color-scheme: dark;
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { height: 100%; margin: 0; }
body { font: 15px/1.5 var(--font); background: var(--bg); color: var(--ink);
  padding: env(safe-area-inset-top) 0 env(safe-area-inset-bottom); -webkit-font-smoothing: antialiased; }
.hidden { display: none !important; }
button, select, input { font: inherit; color: inherit; }
button { cursor: pointer; border: 1px solid var(--line); background: transparent; border-radius: 10px;
  padding: 7px 14px; touch-action: manipulation; transition: background .15s, transform .1s, filter .15s; }
button:hover { background: var(--hover); }
button:active { transform: scale(.97); }
button.primary { background: var(--acc); color: var(--on-acc); border-color: var(--acc); font-weight: 600; }
button.primary:hover { filter: brightness(1.1); }
button.primary.danger { background: var(--danger); border-color: var(--danger); color: var(--bg); }
button.ghost { border-color: transparent; display: flex; align-items: center; gap: 10px; color: var(--mute); text-align: left; }
button.ghost:hover { color: var(--ink); }
.ibtn { border: 0; width: 34px; height: 34px; padding: 0; display: grid; place-items: center; color: var(--mute); border-radius: 9px; }
.ibtn:hover { color: var(--ink); }
.ic { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; flex: none; }
:focus-visible { outline: 2px solid var(--acc); outline-offset: 2px; }

/* Login */
#login { min-height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; padding: 24px; text-align: center; }
#login img { border-radius: 20px; box-shadow: 0 10px 30px -12px color-mix(in srgb, var(--acc) 60%, transparent); }
#login h1 { font: 700 2.8rem/1 var(--display); letter-spacing: -.03em; margin: 18px 0 2px; }
#login p { margin: 0 0 22px; color: var(--mute); font-size: 1.05rem; }
#login .primary { padding: 12px 26px; font-size: 1rem; border-radius: 12px; }
#login small { color: var(--mute); }
#login .note { margin-top: 6px; }
#err { color: var(--danger); min-height: 1.3em; }

/* Kerangka */
#app { display: flex; height: 100%; }
#side { width: 264px; flex: none; background: var(--side); border-right: 1px solid var(--line);
  display: flex; flex-direction: column; overflow: hidden; padding: 12px 0;
  transition: width .24s var(--ease), border-color .24s var(--ease); }
#side > * { width: 244px; margin-inline: 10px; flex: none; }
.brand { display: flex; align-items: center; gap: 8px; padding-bottom: 14px; font: 700 1.15rem var(--display); letter-spacing: -.01em; }
.brand img { border-radius: 7px; }
.sec { display: flex; justify-content: space-between; align-items: center; padding: 0 4px 0 10px; color: var(--mute); font-size: .85rem; }
#cv { list-style: none; padding: 0; margin-block: 4px; flex: 1 1 auto; min-height: 0; overflow-y: auto; }
#cv li { display: flex; align-items: center; gap: 4px; padding: 7px 6px 7px 10px; border-radius: 9px; cursor: pointer; color: var(--ink); transition: background .15s; }
#cv li > .ic { color: var(--mute); margin-right: 4px; }
#cv li:hover { background: var(--hover); }
#cv li.on { background: var(--sel); font-weight: 600; }
#cv li.on > .ic { color: var(--acc); }
#cv .nm { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#cv li button { border: 0; padding: 4px; opacity: 0; color: var(--mute); border-radius: 7px; transition: opacity .15s; }
#cv li:hover button, #cv li:focus-within button { opacity: 1; }
#cv li button:hover { color: var(--ink); background: var(--hover); }
.foot { border-top: 1px solid var(--line); padding-top: 10px; display: grid; gap: 6px; }
#who { color: var(--mute); font-size: .8rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; padding: 0 10px; }

#main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
#main header { display: flex; align-items: center; gap: 10px; padding: 12px 20px; min-height: 58px; border-bottom: 1px solid var(--line); }
#title { margin: 0; font: 600 1.35rem/1.2 var(--display); letter-spacing: -.015em; flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#sync { color: var(--mute); font-size: .8rem; }
#body { flex: 1; overflow: auto; padding: 40px 28px; }
.empty { max-width: 50ch; }
.empty h3 { font: 600 1.5rem var(--display); letter-spacing: -.015em; margin: 0 0 8px; }
.empty p { color: var(--mute); margin: 0; }

/* Dialog */
.modal { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: 16px; background: rgba(5,8,12,.5); }
.modal:not(.hidden) { animation: fade .16s var(--ease); }
.modal:not(.hidden) .card { animation: pop .2s var(--ease); }
.card { background: var(--bg); border: 1px solid var(--line); border-radius: 16px; padding: 22px; width: min(400px, 100%); display: grid; gap: 14px; box-shadow: 0 24px 60px -20px rgba(0,0,0,.5); }
.card h3 { margin: 0; font: 600 1.2rem var(--display); letter-spacing: -.01em; }
.card p { margin: 0; color: var(--mute); }
.card p:empty { display: none; }
.card a { color: var(--acc); }
.card label { display: grid; gap: 6px; color: var(--mute); }
.card select, .card input { padding: 9px 11px; border-radius: 10px; border: 1px solid var(--line); background: var(--bg); color: var(--ink); }
.row { display: flex; justify-content: space-between; gap: 8px; margin-top: 4px; }
@keyframes fade { from { opacity: 0; } }
@keyframes pop { from { opacity: 0; transform: translateY(8px) scale(.97); } }

#scrim { display: none; }
@media (min-width: 721px) {
  #app.collapsed #side { width: 0; border-right-color: transparent; }
  #app:not(.collapsed) #burger { display: none; }
}
@media (max-width: 720px) {
  #side { position: fixed; inset: 0 auto 0 0; z-index: 30; width: min(300px, 84vw); transform: translateX(-100%);
    transition: transform .26s var(--ease), box-shadow .26s var(--ease); padding-top: calc(12px + env(safe-area-inset-top)); padding-bottom: calc(12px + env(safe-area-inset-bottom)); }
  #side > * { width: auto; }
  #app.open #side { transform: none; box-shadow: 8px 0 40px rgba(0,0,0,.3); }
  #scrim { display: block; position: fixed; inset: 0; z-index: 20; background: rgba(5,8,12,.45); opacity: 0; visibility: hidden;
    transition: opacity .26s var(--ease), visibility .26s; }
  #app.open #scrim { opacity: 1; visibility: visible; }
  #main header { padding: 10px 12px; }
  #body { padding: 28px 18px; }
  #cv li button { opacity: 1; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; } }