:root {
  --bg: #f6f7fb;
  --bg2: #eef0f7;
  --surface: #ffffff;
  --surface2: #f8f9fc;
  --border: #e3e6ef;
  --text: #151826;
  --muted: #646a80;
  --accent: #4f46e5;
  --accent2: #7c3aed;
  --accent-soft: #eef0ff;
  --accent-text: #ffffff;
  --ok: #0f9d58;
  --ok-soft: #e7f6ee;
  --warn: #b7791f;
  --warn-soft: #fdf5e6;
  --bad: #d93025;
  --bad-soft: #fdecea;
  --ring-bg: #e7e9f2;
  --shadow: 0 1px 2px rgba(20, 24, 40, .05), 0 6px 24px rgba(20, 24, 40, .06);
  --radius: 16px;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0b0d18; --bg2: #11142a; --surface: #151a2e; --surface2: #1a2038; --border: #262d4a;
    --text: #e9ebf5; --muted: #9399b4; --accent: #8b85ff; --accent2: #b28cff; --accent-soft: #1e2246; --accent-text: #0b0d18;
    --ok: #34c77b; --ok-soft: #12291f; --warn: #f0b54a; --warn-soft: #2a2312; --bad: #ff6b60; --bad-soft: #2e1515;
    --ring-bg: #262d4a; --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 30px rgba(0, 0, 0, .25);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0b0d18; --bg2: #11142a; --surface: #151a2e; --surface2: #1a2038; --border: #262d4a;
  --text: #e9ebf5; --muted: #9399b4; --accent: #8b85ff; --accent2: #b28cff; --accent-soft: #1e2246; --accent-text: #0b0d18;
  --ok: #34c77b; --ok-soft: #12291f; --warn: #f0b54a; --warn-soft: #2a2312; --bad: #ff6b60; --bad-soft: #2e1515;
  --ring-bg: #262d4a; --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 30px rgba(0, 0, 0, .25);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100vh; display: flex; flex-direction: column;
  background: radial-gradient(1200px 500px at 50% -200px, var(--accent-soft), transparent 70%), var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: var(--mono); font-size: .9em; background: var(--bg2); padding: .1em .35em; border-radius: 6px; word-break: break-all; }
h1, h2 { line-height: 1.2; margin: 0 0 .4em; }
h2 { font-size: 1.15rem; }
.sprite { position: absolute; }
.ic { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.ic.big { width: 40px; height: 40px; color: var(--accent); }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.center { text-align: center; }
.error { color: var(--bad); margin: .5em 0 0; }
.warn { color: var(--warn); background: var(--warn-soft); padding: .5em .8em; border-radius: 10px; }
[hidden] { display: none !important; }

/* ---------- üst bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 12px;
  padding: 10px max(16px, calc((100vw - 1100px) / 2));
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(1.4) blur(12px); -webkit-backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none !important; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
}
.brand-mark .ic { width: 20px; height: 20px; }
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-text b { font-size: 1.05rem; letter-spacing: .02em; }
.brand-text span { font-size: .72rem; color: var(--muted); }
.tabs { display: flex; gap: 4px; margin: 0 auto; background: var(--bg2); padding: 4px; border-radius: 12px; }
.tab {
  border: 0; background: transparent; color: var(--muted); font: inherit; font-weight: 600; font-size: .9rem;
  padding: 7px 14px; border-radius: 9px; cursor: pointer; display: flex; align-items: center; gap: 6px; white-space: nowrap;
}
.tab:hover { color: var(--text); }
.tab.active { background: var(--surface); color: var(--text); box-shadow: var(--shadow); }
.badge { background: var(--accent); color: var(--accent-text); font-size: .7rem; padding: 1px 6px; border-radius: 99px; }
.top-actions { display: flex; align-items: center; gap: 6px; }
.chip {
  display: flex; align-items: center; gap: 6px; border: 1px solid var(--border); background: var(--surface);
  color: var(--muted); font: inherit; font-size: .8rem; padding: 5px 10px; border-radius: 99px; cursor: pointer; white-space: nowrap;
}
.chip .ic { width: 15px; height: 15px; }
.chip.ok { color: var(--ok); }
.chip.warn { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 40%, var(--border)); }
.chip.bad { color: var(--bad); border-color: var(--bad); }

/* ---------- butonlar ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  font: inherit; font-weight: 600; font-size: .9rem; color: var(--text);
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
  padding: 8px 14px; cursor: pointer; user-select: none; transition: background .15s, border-color .15s, transform .05s;
  min-height: 38px;
}
.btn:hover { border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.primary { background: linear-gradient(135deg, var(--accent), var(--accent2)); color: #fff; border-color: transparent; }
:root[data-theme="dark"] .btn.primary { color: #0b0d18; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .btn.primary { color: #0b0d18; } }
.btn.ghost { background: transparent; }
.btn.attention { border-color: var(--warn); color: var(--warn); }
.icon-btn {
  display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 9px;
  border: 1px solid transparent; background: transparent; color: var(--muted); cursor: pointer; font: inherit; font-weight: 700; font-size: .78rem;
}
.icon-btn:hover { background: var(--bg2); color: var(--text); }
.icon-btn.danger:hover { color: var(--bad); background: var(--bad-soft); }
.link { background: none; border: 0; padding: 0; font: inherit; color: var(--accent); cursor: pointer; }
.link.danger { color: var(--bad); }
.spacer { flex: 1; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 10px; }
.stack { display: flex; flex-direction: column; gap: 8px; }

/* ---------- düzen ---------- */
main { width: 100%; max-width: 1100px; margin: 0 auto; padding: 24px 16px 40px; flex: 1; }
.panel { display: none; animation: fade .2s ease; }
.panel.active { display: block; }
@keyframes fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px; box-shadow: var(--shadow);
}
.card.pulse { outline: 2px solid var(--accent); outline-offset: 2px; }
.center-card { text-align: center; max-width: 520px; margin: 20px auto; display: flex; flex-direction: column; align-items: center; gap: 6px; }
.center-card .row { justify-content: center; }
.hero { text-align: center; margin: 10px auto 22px; max-width: 720px; }
.hero h1 { font-size: clamp(1.5rem, 3.5vw, 2.2rem); letter-spacing: -.02em; }
.hero p { color: var(--muted); margin: 0; }

/* ---------- giriş ---------- */
.input-card { max-width: 820px; margin: 0 auto; padding: 14px; }
.input-wrap { position: relative; }
textarea, input, select {
  font: inherit; color: var(--text); background: var(--surface2); border: 1px solid var(--border);
  border-radius: 10px; padding: 9px 11px; width: 100%; min-width: 0;
}
textarea:focus, input:focus, select:focus { outline: 2px solid color-mix(in srgb, var(--accent) 55%, transparent); outline-offset: 0; border-color: var(--accent); }
#secretInput {
  font-family: var(--mono); font-size: 1.05rem; resize: vertical; min-height: 64px; padding: 14px 44px 14px 14px;
  letter-spacing: .03em; border-radius: 12px;
}
.clear-btn { position: absolute; top: 8px; right: 8px; }
.input-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; align-items: center; }
.drop-hint { margin: 10px 2px 0; }
.adv {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 10px; margin-top: 12px;
  padding: 12px; background: var(--surface2); border: 1px dashed var(--border); border-radius: 12px;
}
.adv p { grid-column: 1 / -1; margin: 0; }
label:not(.btn) > span { display: block; font-size: .78rem; font-weight: 600; color: var(--muted); margin-bottom: 4px; }
label.check { display: flex; align-items: center; gap: 8px; }
label.check input { width: auto; }
label.check span { display: inline; margin: 0; font-size: .9rem; color: var(--text); }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin: 12px 0; }
.form-grid .span2 { grid-column: 1 / -1; }

/* ---------- kod kartları ---------- */
.results { max-width: 820px; margin: 18px auto 0; display: flex; flex-direction: column; gap: 12px; }
.results.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); max-width: 1068px; }
#vaultList.results { max-width: none; }
.otp-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px 16px; box-shadow: var(--shadow); position: relative; transition: border-color .2s;
}
.otp-card.copied { border-color: var(--ok); }
.otp-card.copied::after {
  content: "✓"; position: absolute; top: 10px; left: 50%; transform: translateX(-50%);
  background: var(--ok); color: #fff; font-weight: 700; font-size: .75rem; border-radius: 99px; padding: 1px 9px;
}
.otp-head { display: flex; align-items: center; gap: 10px; min-width: 0; }
.otp-avatar {
  --h: 240; width: 36px; height: 36px; border-radius: 10px; flex: none; display: grid; place-items: center;
  font-weight: 800; color: hsl(var(--h) 65% 42%); background: hsl(var(--h) 80% 94%);
}
:root[data-theme="dark"] .otp-avatar { color: hsl(var(--h) 85% 75%); background: hsl(var(--h) 35% 20%); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .otp-avatar { color: hsl(var(--h) 85% 75%); background: hsl(var(--h) 35% 20%); } }
.otp-meta { display: flex; flex-direction: column; min-width: 0; flex: 1; }
.otp-issuer { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.otp-label { font-size: .82rem; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.otp-actions { display: flex; gap: 0; margin-right: -6px; }
.otp-body { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 6px 0 2px; }
.otp-code {
  font-family: var(--mono); font-size: 2.1rem; font-weight: 700; letter-spacing: .08em; color: var(--accent);
  background: none; border: 0; padding: 2px 0; cursor: pointer; text-align: left; white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
.otp-code:hover { opacity: .85; }
.otp-card.low .otp-code { color: var(--bad); }
.otp-card.fresh .otp-code { animation: pop .35s ease; }
@keyframes pop { 0% { transform: scale(.96); opacity: .4; } 100% { transform: none; opacity: 1; } }
.otp-timer { position: relative; width: 44px; height: 44px; flex: none; }
.ring { width: 44px; height: 44px; transform: rotate(-90deg); }
.ring circle { fill: none; stroke-width: 4; }
.ring .bg { stroke: var(--ring-bg); }
.ring .fg { stroke: var(--accent); stroke-linecap: round; transition: stroke-dashoffset .25s linear, stroke .2s; }
.otp-card.low .ring .fg { stroke: var(--bad); }
.secs { position: absolute; inset: 0; display: grid; place-items: center; font-size: .8rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.hotp-next { width: 44px; height: 44px; border: 1px solid var(--border); }
.otp-foot { display: flex; justify-content: space-between; gap: 8px; font-size: .8rem; color: var(--muted); flex-wrap: wrap; }
.otp-next { font-family: var(--mono); color: var(--text); cursor: pointer; font-weight: 600; }
.results.single .otp-card { padding: 22px 24px; }
.results.single .otp-code { font-size: clamp(2.4rem, 9vw, 3.6rem); }
.results.single .otp-timer, .results.single .ring { width: 60px; height: 60px; }
.results.single .secs { font-size: 1rem; }
.err-row {
  grid-column: 1 / -1;
  display: flex; flex-wrap: wrap; gap: 6px 10px; align-items: center; padding: 10px 14px;
  border-radius: 12px; background: var(--bad-soft); color: var(--bad); border: 1px solid color-mix(in srgb, var(--bad) 30%, transparent);
}
.err-row code { background: transparent; color: var(--text); }

/* ---------- güven ---------- */
.trust { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; max-width: 820px; margin: 34px auto 0; }
.trust > div { display: grid; grid-template-columns: auto 1fr; column-gap: 10px; padding: 14px; border-radius: 14px; background: var(--surface); border: 1px solid var(--border); }
.trust .ic { grid-row: span 2; color: var(--accent); margin-top: 2px; }
.trust span { color: var(--muted); font-size: .84rem; }

/* ---------- kasa ---------- */
.toolbar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 14px; }
.search { position: relative; flex: 1 1 220px; }
.search .ic { position: absolute; left: 11px; top: 50%; transform: translateY(-50%); color: var(--muted); }
.search input { padding-left: 36px; min-height: 38px; }
#unlockForm { width: 100%; max-width: 380px; flex-wrap: nowrap; }

/* ---------- araçlar ---------- */
.tools-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.gen-out { display: flex; gap: 16px; align-items: flex-start; }
.gen-out canvas, #qrCanvas { width: 180px; height: 180px; border-radius: 12px; background: #fff; image-rendering: pixelated; flex: none; border: 1px solid var(--border); }
.gen-text { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 10px; }
.copy-field { display: flex; gap: 4px; align-items: center; }
.copy-field input { font-family: var(--mono); font-size: .85rem; }
.result-box { margin-top: 6px; padding: 12px 14px; border-radius: 12px; }
.result-box.ok { background: var(--ok-soft); color: var(--ok); }
.result-box.bad { background: var(--bad-soft); color: var(--bad); }
.clock-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 12px 0; }
.clock-grid > div { background: var(--surface2); border-radius: 12px; padding: 10px 12px; display: flex; flex-direction: column; }
.clock-grid b { font-family: var(--mono); font-variant-numeric: tabular-nums; font-size: 1.05rem; }
#dInput { font-family: var(--mono); font-size: .85rem; margin-top: 8px; }
.dec-table { overflow-x: auto; margin-top: 10px; }
.dec-table table { width: 100%; border-collapse: collapse; font-size: .85rem; }
.dec-table th, .dec-table td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.dec-table th { color: var(--muted); font-weight: 600; font-size: .75rem; }
.nowrap { white-space: nowrap; }

/* ---------- SSS ---------- */
.prose { max-width: 820px; margin: 0 auto; }
.prose details { border-bottom: 1px solid var(--border); padding: 12px 0; }
.prose summary { cursor: pointer; font-weight: 650; }
.prose p { color: var(--muted); margin: .6em 0 0; }

/* ---------- modallar ---------- */
dialog.modal {
  border: 1px solid var(--border); border-radius: 18px; padding: 22px; background: var(--surface); color: var(--text);
  width: min(480px, calc(100vw - 32px)); box-shadow: 0 30px 80px rgba(0, 0, 0, .35);
}
dialog::backdrop { background: rgba(8, 10, 20, .55); backdrop-filter: blur(3px); }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; align-items: center; }
.modal-actions select { width: auto; margin-right: auto; }
#qrDialog { text-align: center; }
#qrCanvas { width: 240px; height: 240px; margin: 8px auto 12px; display: block; }
#pwForm input { margin-top: 8px; }
.cam-box { position: relative; border-radius: 14px; overflow: hidden; background: #000; aspect-ratio: 4 / 3; }
.cam-box video { width: 100%; height: 100%; object-fit: cover; display: block; }
.cam-frame { position: absolute; inset: 15%; border: 3px solid rgba(255, 255, 255, .85); border-radius: 16px; box-shadow: 0 0 0 999px rgba(0, 0, 0, .35); }

/* ---------- diğer ---------- */
.toast {
  position: fixed; left: 50%; bottom: max(24px, env(safe-area-inset-bottom)); transform: translateX(-50%); z-index: 100;
  background: var(--text); color: var(--bg); padding: 10px 18px; border-radius: 12px; font-weight: 600; font-size: .9rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .25); max-width: calc(100vw - 32px); text-align: center; animation: fade .2s ease;
}
.toast.ok { background: var(--ok); color: #fff; }
.toast.err { background: var(--bad); color: #fff; }
.toast.clickable { cursor: pointer; }
.drop-overlay {
  position: fixed; inset: 0; z-index: 90; display: grid; place-items: center; pointer-events: none;
  background: color-mix(in srgb, var(--accent) 18%, transparent); border: 4px dashed var(--accent);
  font-size: 1.5rem; font-weight: 700; color: var(--accent);
}
.banner-error { background: var(--bad); color: #fff; text-align: center; padding: 10px 16px; font-weight: 600; }
.foot {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; font-size: .82rem;
  padding: 18px max(16px, calc((100vw - 1100px) / 2)); border-top: 1px solid var(--border);
}

/* ---------- mobil ---------- */
@media (max-width: 860px) {
  .tools-grid { grid-template-columns: 1fr; }
  .trust { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .topbar { flex-wrap: wrap; row-gap: 8px; }
  .tabs { order: 3; width: 100%; margin: 0; }
  .tab { flex: 1; justify-content: center; padding: 7px 6px; }
  .top-actions { margin-left: auto; }
  .chip span { max-width: 90px; overflow: hidden; text-overflow: ellipsis; }
  main { padding-top: 16px; }
  .input-actions .btn span { display: none; }
  .input-actions .btn { padding: 8px 11px; }
  .gen-out { flex-direction: column; align-items: center; }
  .gen-text { width: 100%; }
  .form-grid { grid-template-columns: 1fr 1fr; }
  .results.grid { grid-template-columns: 1fr; }
  .hide-sm { display: none; }
  .clock-grid b { font-size: .9rem; }
  .toolbar .btn span { display: none; }
  .toolbar #addAccBtn span { display: inline; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}