:root {
  --bg: #0f1014;
  --bg2: #16171d;
  --panel: #1b1c23;
  --panel2: #23242e;
  --line: #2c2d38;
  --text: #e9e8ef;
  --muted: #8d8ba3;
  --accent: #e2657f;
  --accent2: #7f9cf5;
  --ok: #5fbf8a;
  --warn: #e6b450;
  --bad: #e06c6c;
  --radius: 14px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: var(--bg); color: var(--text); font-family: -apple-system, "Segoe UI", Inter, Roboto, sans-serif; font-size: 15px; line-height: 1.5; }
.hidden { display: none !important; }
a { color: var(--accent2); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { margin: 0 0 .5rem; font-weight: 600; line-height: 1.25; }
h1 { font-size: 1.5rem; } h2 { font-size: 1.15rem; } h3 { font-size: .8rem; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
p { margin: 0 0 .7rem; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.err { color: var(--bad); }
.ok { color: var(--ok); }
.grow { flex: 1; }
.row { display: flex; gap: .6rem; align-items: center; flex-wrap: wrap; }
.col { display: flex; flex-direction: column; gap: .6rem; }
.grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem 1.2rem; }
.card + .card { margin-top: 1rem; }
button, .btn { background: var(--panel2); color: var(--text); border: 1px solid var(--line); padding: .5rem .9rem; border-radius: 9px; cursor: pointer; font: inherit; transition: border-color .15s; }
button:hover:not(:disabled) { border-color: var(--muted); }
button.primary, .btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 500; }
.btn { display: inline-block; text-decoration: none; }
.btn:hover { text-decoration: none; border-color: var(--muted); }
button.primary:hover:not(:disabled), .btn.primary:hover { filter: brightness(1.08); border-color: var(--accent); }
button.ghost { background: transparent; }
button.danger { border-color: var(--bad); color: var(--bad); }
button.small { padding: .3rem .6rem; font-size: .85rem; }
button:disabled { opacity: .45; cursor: default; }
input, textarea, select { width: 100%; background: #0c0d11; color: var(--text); border: 1px solid var(--line); border-radius: 9px; padding: .55rem .7rem; font: inherit; }
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--accent2); }
textarea { min-height: 76px; resize: vertical; }
label { display: block; margin: .8rem 0 .25rem; color: var(--muted); font-size: .85rem; }
label b { color: var(--text); font-weight: 500; }
.hint { font-size: .8rem; color: var(--muted); margin-top: .25rem; }
table { width: 100%; border-collapse: collapse; }
td, th { text-align: left; padding: .45rem .55rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 500; font-size: .75rem; text-transform: uppercase; letter-spacing: .04em; }
tr:last-child td { border-bottom: none; }
code, pre { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: .82rem; }
pre { background: #0c0d11; padding: .8rem; border-radius: 10px; overflow: auto; max-height: 420px; white-space: pre-wrap; word-break: break-word; }
.pill { display: inline-block; padding: .12rem .55rem; border-radius: 999px; font-size: .75rem; background: var(--panel2); color: var(--muted); border: 1px solid var(--line); white-space: nowrap; }
.pill.ok { color: var(--ok); border-color: #2c5a44; } .pill.warn { color: var(--warn); border-color: #5c4a22; }
.pill.bad { color: var(--bad); border-color: #5c2c2c; } .pill.accent { color: var(--accent); border-color: #5c2f3a; }
.banner { padding: .7rem 1rem; border-radius: 10px; border: 1px solid var(--line); background: var(--panel2); margin-bottom: 1rem; display: flex; gap: .8rem; align-items: center; flex-wrap: wrap; }
.banner.warn { border-color: #5c4a22; background: #241f14; }
.banner.bad { border-color: #5c2c2c; background: #241616; }
.banner.accent { border-color: #5c2f3a; background: #241820; }

/* shell */
.shell { display: flex; min-height: 100vh; }
.side { width: 210px; background: var(--bg2); border-right: 1px solid var(--line); padding: 1rem .7rem; display: flex; flex-direction: column; gap: .15rem; position: sticky; top: 0; height: 100vh; overflow: auto; }
.side a { color: var(--muted); padding: .5rem .75rem; border-radius: 9px; display: block; }
.side a.active, .side a:hover { background: var(--panel2); color: var(--text); text-decoration: none; }
.brand { font-weight: 650; padding: .3rem .75rem 1.1rem; display: flex; align-items: center; gap: .5rem; font-size: 1.05rem; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 10px var(--accent); flex: none; }
.side-foot { font-size: .78rem; color: var(--muted); padding: .6rem .75rem; border-top: 1px solid var(--line); margin-top: .5rem; }
main { flex: 1; padding: 1.5rem 1.7rem 3rem; max-width: 1280px; }
.page-head { display: flex; align-items: baseline; gap: 1rem; margin-bottom: 1.1rem; flex-wrap: wrap; }

/* auth screens */
.center { min-height: 100vh; display: grid; place-items: center; padding: 1.5rem; }
.center .card { width: 100%; max-width: 420px; }
.tabs { display: flex; gap: .3rem; margin-bottom: 1rem; }
.tabs button { flex: 1; background: transparent; border-color: transparent; color: var(--muted); }
.tabs button.active { background: var(--panel2); border-color: var(--line); color: var(--text); }

/* chat */
.chat { display: flex; flex-direction: column; height: calc(100vh - 3.5rem); }
.log { flex: 1; overflow: auto; padding: 1rem; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); display: flex; flex-direction: column; gap: .35rem; }
.bubble { max-width: 70%; padding: .5rem .85rem; border-radius: 17px; white-space: pre-wrap; word-break: break-word; }
.bubble.in { align-self: flex-end; background: var(--accent2); color: #0c0d11; border-bottom-right-radius: 5px; }
.bubble.out { align-self: flex-start; background: var(--panel2); border-bottom-left-radius: 5px; }
.bubble.system { align-self: center; background: transparent; border: 1px dashed var(--line); color: var(--muted); font-size: .85rem; max-width: 90%; }
.bubble.reaction { align-self: flex-start; background: transparent; font-size: 1.2rem; padding: 0 .5rem; }
.bubble .ts { display: block; font-size: .68rem; opacity: .6; margin-top: .2rem; }
.typing { align-self: flex-start; color: var(--muted); font-size: .85rem; padding: .3rem .8rem; }
.typing i { display: inline-block; width: 6px; height: 6px; background: var(--muted); border-radius: 50%; margin-right: 3px; animation: blink 1.2s infinite; }
.typing i:nth-child(2) { animation-delay: .2s; } .typing i:nth-child(3) { animation-delay: .4s; }
@keyframes blink { 0%, 80%, 100% { opacity: .2 } 40% { opacity: 1 } }
.composer { display: flex; gap: .5rem; margin-top: .6rem; }
.composer input { flex: 1; }
.statusline { font-size: .8rem; color: var(--muted); margin-top: .45rem; display: flex; gap: 1rem; align-items: center; flex-wrap: wrap; }

/* dials, blocks */
.dial { margin: .35rem 0; }
.dial .lbl { display: flex; justify-content: space-between; font-size: .8rem; color: var(--muted); }
.bar { height: 7px; background: #0c0d11; border-radius: 4px; overflow: hidden; margin-top: .2rem; }
.bar i { display: block; height: 100%; background: var(--accent2); border-radius: 4px; transition: width .4s; }
.bar.neg i { background: var(--warn); } .bar.hot i { background: var(--accent); }
.blocks { display: flex; flex-direction: column; gap: .3rem; }
.block { display: grid; grid-template-columns: 95px 1fr 72px; gap: .6rem; padding: .4rem .65rem; border-radius: 9px; background: var(--panel2); font-size: .88rem; }
.block.now { outline: 1px solid var(--accent); }
.av-free { color: var(--ok); } .av-semi { color: var(--warn); } .av-busy { color: var(--bad); } .av-asleep { color: var(--muted); }
.event { padding: .45rem .65rem; border-left: 3px solid var(--accent2); background: var(--panel2); border-radius: 7px; margin: .3rem 0; font-size: .88rem; display: flex; gap: .6rem; align-items: flex-start; }
.event.told { border-color: var(--muted); opacity: .65; }

/* plans */
.plans { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.plan { border: 1px solid var(--line); border-radius: var(--radius); padding: 1.2rem; background: var(--panel); display: flex; flex-direction: column; }
.plan.current { border-color: var(--accent); }
.plan .price { font-size: 1.9rem; font-weight: 600; margin: .3rem 0 .1rem; }
.plan ul { list-style: none; padding: 0; margin: .8rem 0; font-size: .9rem; color: var(--muted); }
.plan li { padding: .2rem 0 .2rem 1.2rem; position: relative; }
.plan li::before { content: "✓"; position: absolute; left: 0; color: var(--ok); }
.plan button { margin-top: auto; }

.toast { position: fixed; bottom: 1.3rem; left: 50%; transform: translateX(-50%); background: var(--panel2); border: 1px solid var(--line); padding: .65rem 1.1rem; border-radius: 11px; z-index: 60; max-width: 90vw; box-shadow: 0 8px 30px rgba(0,0,0,.4); }
.kv { display: grid; grid-template-columns: 145px 1fr; gap: .3rem .9rem; font-size: .9rem; }
.kv b { color: var(--muted); font-weight: 500; }
.modal { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: grid; place-items: center; z-index: 50; padding: 1.5rem; }
.modal .card { max-width: 620px; width: 100%; max-height: 86vh; overflow: auto; }
details summary { cursor: pointer; color: var(--muted); }
.clickable { cursor: pointer; }
.clickable:hover { background: var(--panel2); }
.steps { display: flex; gap: .4rem; margin-bottom: 1.2rem; flex-wrap: wrap; }
.steps span { padding: .25rem .7rem; border-radius: 999px; font-size: .8rem; background: var(--panel2); color: var(--muted); border: 1px solid var(--line); }
.steps span.on { border-color: var(--accent); color: var(--text); }
@media (max-width: 860px) {
  .two { grid-template-columns: 1fr; }
  .side { width: 62px; padding: .8rem .35rem; }
  .side a { text-align: center; font-size: .7rem; padding: .5rem .2rem; }
  .brand span:not(.dot) { display: none; }
  .side-foot { display: none; }
  main { padding: 1rem; }
  .bubble { max-width: 85%; }
}

/* relationship category chips (onboarding) */
.chips { display: flex; flex-wrap: wrap; gap: .5rem; margin: .35rem 0 .9rem; }
.chip { padding: .45rem .9rem; border-radius: 999px; background: var(--panel2); color: var(--muted);
  border: 1px solid var(--line); font-size: .87rem; cursor: pointer; transition: .15s; }
.chip:hover { color: var(--text); border-color: var(--accent); }
.chip.on { background: var(--accent); border-color: var(--accent); color: #fff; }
select:disabled { opacity: .6; cursor: not-allowed; }