:root {
  --bg: #f5f6fa; --surface: #fff; --alt: #eef0f6; --border: #e2e5ee; --text: #0e1424; --muted: #5b6478;
  --primary: #14532d; --primary-hover: #166534; --primary-soft: #f0fdf4; --link: #166534; --accent: #fbbf24; --on-accent: #1c1917; --on-primary: #fff; --danger: #b91c1c; --warm: #b45309; --ok: #047857;
  --lvl0: #dc2626; --lvl1: #ea580c; --lvl2: #ca8a04; --lvl3: #16a34a; --lvl4: #059669;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0b0f1a; --surface: #141a2a; --alt: #1c2438; --border: #263049; --text: #eef1f8; --muted: #97a0b5; --primary: #4ade80; --primary-hover: #22c55e; --primary-soft: #0f2a1a; --link: #4ade80; --on-primary: #0b0f1a; --danger: #f87171; --warm: #fbbf24; --ok: #34d399; }
}
[hidden] { display: none !important; }
* { box-sizing: border-box; }
html, body { height: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font-size: 15px; }
h1 { font-size: 22px; margin: 0; }
h2 { font-size: 18px; margin: 0 0 8px; }
h3 { font-size: 15px; margin: 0 0 4px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.mono { font-family: ui-monospace, Menlo, Consolas, monospace; }
.error { color: var(--danger); margin: 0; }
.ok { color: var(--ok); }
.grow { flex: 1; min-width: 0; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 20px; }

/* controls */
input, select, textarea { font: inherit; color: var(--text); background: var(--alt); border: 1px solid transparent; border-radius: 10px; padding: 10px 12px; width: 100%; }
textarea { resize: vertical; }
input[type=checkbox] { width: auto; accent-color: var(--primary); }
input[type=range] { padding: 0; accent-color: var(--primary); }
input[type=file] { background: transparent; padding: 8px 0; }
input:focus, select:focus, textarea:focus, button:focus-visible, a:focus-visible { outline: 2px solid var(--primary); outline-offset: 1px; }
label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
label.check { display: flex; align-items: center; gap: 8px; color: var(--text); font-size: 14px; }
form { display: grid; gap: 14px; }
button, a.button { font: inherit; font-weight: 600; border: 0; border-radius: 10px; padding: 10px 16px; background: var(--primary); color: var(--on-primary); cursor: pointer; text-decoration: none; display: inline-block; }
button:disabled { opacity: .5; cursor: default; }
button:not(.secondary):not(.ghost):not(.link):not(.danger):not(:disabled):hover, a.button:hover { background: var(--primary-hover); }
button.secondary { background: var(--alt); color: var(--text); }
button.ghost { background: transparent; color: var(--link); padding: 8px 10px; }
button.small { padding: 6px 10px; font-size: 13px; }
button.danger { background: var(--danger); color: #fff; }
button.ghost.danger { background: transparent; color: var(--danger); }
button.link { background: none; padding: 0; color: var(--link); font-weight: 600; text-align: left; }
.row-buttons { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 12px; }
.row-buttons.end { justify-content: flex-end; }
.input-row { display: flex; gap: 6px; }
.two { display: grid; grid-template-columns: 2fr 1fr; gap: 10px; }
.meter { height: 6px; border-radius: 3px; background: var(--alt); overflow: hidden; }
.meter span { display: block; height: 100%; width: var(--w, 0%); transition: width .2s; }
.lvl0 { background: var(--lvl0); } .lvl1 { background: var(--lvl1); } .lvl2 { background: var(--lvl2); } .lvl3 { background: var(--lvl3); } .lvl4 { background: var(--lvl4); }
.pill { margin-left: 8px; font-size: 11px; font-weight: 700; color: #fff; padding: 2px 8px; border-radius: 999px; font-family: inherit; }
.badge { font-size: 12px; font-weight: 700; color: var(--warm); }
.count { color: var(--muted); font-weight: 500; font-size: 12px; }

/* login */
.login-wrap { max-width: 460px; margin: 0 auto; padding: 48px 16px; display: grid; gap: 16px; }
.brand-row { display: flex; align-items: center; gap: 12px; }
.brand-row p { margin: 2px 0 0; }
.sk-remembered { display: flex; align-items: center; gap: 8px; background: var(--alt); border-radius: 10px; padding: 8px 12px; font-size: 14px; }
.kit-key { font-size: 18px; font-weight: 700; letter-spacing: .04em; background: var(--alt); border: 2px dashed var(--border); border-radius: 12px; padding: 16px; text-align: center; word-break: break-all; }

/* app layout */
.app { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.sidebar { background: var(--surface); border-right: 1px solid var(--border); padding: 16px 10px; display: flex; flex-direction: column; gap: 4px; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.side-brand { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 17px; padding: 4px 8px 12px; }
#nav { display: grid; gap: 2px; }
#nav button { background: transparent; color: var(--text); font-weight: 500; text-align: left; padding: 8px 10px; display: flex; justify-content: space-between; }
#nav button:hover { background: var(--alt); }
#nav button .count { margin-left: 8px; }
#nav button.active { background: var(--primary-soft); color: var(--link); font-weight: 700; }
.nav-label { margin: 14px 10px 4px; font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.sync { margin-top: auto; padding: 8px 10px; }
.sync.error { color: var(--danger); }
.main { padding: 16px 20px 40px; min-width: 0; }
.topbar { display: flex; gap: 8px; align-items: center; margin-bottom: 16px; }
.topbar input { flex: 1; }
.view { display: grid; gap: 16px; }
.split { grid-template-columns: minmax(260px, 360px) 1fr; align-items: start; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }

/* items */
.items { list-style: none; margin: 0; padding: 0; background: var(--surface); border: 1px solid var(--border); border-radius: 16px; overflow: hidden; max-height: calc(100vh - 110px); overflow-y: auto; }
.items li + li { border-top: 1px solid var(--border); }
.items .item { width: 100%; display: flex; align-items: center; gap: 10px; background: transparent; color: var(--text); text-align: left; border-radius: 0; padding: 10px 12px; font-weight: 400; }
.items .item:hover { background: var(--alt); }
.items .item.selected { background: var(--primary-soft); }
.items .title { display: block; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.items .sub { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.items .empty { padding: 20px; color: var(--muted); }
.star { color: var(--warm); }
.avatar { flex: none; width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; font-weight: 700; color: var(--on-primary); background: var(--primary); }
.avatar.big { width: 48px; height: 48px; font-size: 20px; border-radius: 14px; }
.k-card { background: #0891b2; } .k-note { background: #a16207; } .k-totp { background: #7c3aed; } .k-passkey { background: #059669; }

/* detail */
.detail { display: grid; gap: 4px; position: sticky; top: 16px; }
.detail-head { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.detail-head h2 { margin: 0; overflow-wrap: anywhere; }
.detail-head p { margin: 2px 0 0; }
.back { display: none; }
.star-btn { font-size: 22px; color: var(--muted); }
.star-btn.on { color: var(--warm); }
.field { display: grid; grid-template-columns: 130px 1fr auto; gap: 10px; align-items: center; padding: 10px 0; border-top: 1px solid var(--border); }
.field .label { color: var(--muted); font-size: 13px; }
.field .value { min-width: 0; overflow-wrap: anywhere; }
.field .actions { display: flex; gap: 6px; }
.notes { white-space: pre-wrap; margin: 0; font: inherit; }
.urls { display: flex; flex-wrap: wrap; gap: 8px; }
.urls a { color: var(--link); }
.code { font-size: 18px; font-weight: 700; color: var(--ok); letter-spacing: .06em; }
.meta { margin-top: 8px; }

/* security */
.score { display: flex; gap: 20px; align-items: center; }
.ring { --p: 0; flex: none; width: 96px; height: 96px; border-radius: 50%; display: grid; place-items: center; background: conic-gradient(var(--primary) calc(var(--p) * 1%), var(--alt) 0); }
.ring span { width: 76px; height: 76px; border-radius: 50%; background: var(--surface); display: grid; place-items: center; font-size: 26px; font-weight: 800; }

/* lists, generator, misc */
.list { list-style: none; margin: 8px 0 0; padding: 0; }
.list li { display: flex; align-items: center; gap: 10px; padding: 10px 0; border-top: 1px solid var(--border); flex-wrap: wrap; }
.list li:first-child { border-top: 0; }
.list .title { font-weight: 600; }
.gen { display: grid; gap: 12px; max-width: 640px; }
.gen-out { display: block; font-size: 20px; padding: 16px; border-radius: 12px; background: var(--alt); word-break: break-all; min-height: 60px; }
.segmented { display: inline-flex; background: var(--alt); border-radius: 10px; padding: 3px; gap: 3px; width: fit-content; }
.segmented button { background: transparent; color: var(--text); font-weight: 500; padding: 7px 12px; }
.segmented button.active { background: var(--surface); font-weight: 700; box-shadow: 0 1px 3px rgba(0,0,0,.12); }
.checks { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.danger-zone { border-color: var(--danger); }
details.browser { border-top: 1px solid var(--border); padding: 12px 0; }
details.browser summary { cursor: pointer; font-weight: 600; }
.badge.here { margin-left: 6px; }
.steps { margin: 8px 0 12px; padding-left: 20px; display: grid; gap: 6px; }
dialog { border: 1px solid var(--border); border-radius: 16px; background: var(--surface); color: var(--text); padding: 20px; width: min(560px, calc(100vw - 32px)); max-height: calc(100vh - 32px); }
dialog::backdrop { background: rgba(5, 8, 20, .55); }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--text); color: var(--bg); padding: 10px 16px; border-radius: 999px; z-index: 10; max-width: calc(100vw - 32px); }

/* phones */
@media (max-width: 800px) {
  .app { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; border-right: 0; border-bottom: 1px solid var(--border); padding: 10px 8px; }
  #nav { display: flex; overflow-x: auto; gap: 4px; }
  #nav button { white-space: nowrap; flex: none; }
  .nav-label, .sync, .side-brand { display: none; }
  .main { padding: 12px 12px 32px; }
  .topbar { flex-wrap: wrap; }
  .topbar input { flex-basis: 100%; }
  .split { grid-template-columns: 1fr; }
  .detail { position: static; display: none; }
  .detail.open { display: grid; }
  .split:has(.detail.open) .items { display: none; }
  .back { display: inline-block; }
  .field { grid-template-columns: 1fr; gap: 4px; }
  .two { grid-template-columns: 1fr; }
  .score { flex-direction: column; text-align: center; }
}

/* ── Premium ── */
.plans { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.plan { border: 1px solid var(--border); border-radius: 12px; padding: 16px; display: grid; gap: 8px; }
.plan .price { font-size: 1.4rem; font-weight: 700; }
.feature-list { margin: 0; padding-left: 1.2em; display: grid; gap: 6px; }
.premium-badge { display: inline-block; padding: 2px 10px; border-radius: 999px; background: var(--accent); color: var(--on-accent); font-size: 0.8rem; font-weight: 600; }