:root {
  color-scheme: light;
  --bg: #f5f5f7;
  --surface: rgba(255,255,255,.86);
  --surface-solid: #fff;
  --surface-subtle: #f2f3f7;
  --ink: #1d1d1f;
  --secondary: #6e6e73;
  --line: rgba(60,60,67,.12);
  --blue: #007aff;
  --blue-soft: #eaf3ff;
  --green: #248a43;
  --green-soft: #effaf2;
  --green-line: #7bcf91;
  --amber: #9b6700;
  --amber-soft: #fff8e6;
  --red: #b54545;
  --shadow: 0 16px 45px rgba(25,37,65,.07), 0 2px 8px rgba(25,37,65,.03);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  font-synthesis: none;
}
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --bg: #101115;
    --surface: rgba(36,37,42,.86);
    --surface-solid: #232429;
    --surface-subtle: #2e3036;
    --ink: #f5f5f7;
    --secondary: #a8a8af;
    --line: rgba(255,255,255,.13);
    --blue: #69aeff;
    --blue-soft: #1b334f;
    --green: #7ada94;
    --green-soft: #183123;
    --green-line: #459d61;
    --amber: #f4c46e;
    --amber-soft: #3d321c;
    --red: #ff9891;
    --shadow: 0 16px 45px rgba(0,0,0,.2), 0 2px 8px rgba(0,0,0,.12);
  }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: radial-gradient(circle at 50% -15%, rgba(113,171,255,.12), transparent 42%), var(--bg);
  -webkit-font-smoothing: antialiased;
}
button, input, select { font: inherit; }
button { cursor: pointer; }
button:focus-visible, input:focus-visible, select:focus-visible, [role=button]:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
}
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 max(24px, calc((100vw - 1200px)/2));
  background: color-mix(in srgb, var(--surface) 80%, transparent);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
}
.brand { display: flex; align-items: center; gap: 11px; font-size: 16px; font-weight: 700; letter-spacing: -.025em; }
.brand-mark {
  width: 33px;
  height: 33px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: #fff;
  background: linear-gradient(145deg, #63a8ff, #1267d4);
  box-shadow: inset 0 1px 1px rgba(255,255,255,.45), 0 4px 10px rgba(0,122,255,.2);
  font-size: 20px;
  line-height: 1;
}
.top-note { color: var(--secondary); font-size: 12px; font-weight: 500; letter-spacing: 0; }
.sr-only { position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0; }
.account-card { display:flex; align-items:center; justify-content:space-between; gap:18px; margin:0 0 22px; padding:16px 20px; background:var(--surface); border:1px solid var(--line); border-radius:18px; box-shadow:var(--shadow); }
.account-card strong { font-size:15px; }
.account-card p { margin:4px 0 0; color:var(--secondary); font-size:13px; }
.account-card p.error { color:var(--red); }
.account-card form, #account-signed-in { display:flex; align-items:center; gap:8px; }
.account-card input { min-width:210px; padding:10px 12px; border:1px solid var(--line); border-radius:10px; color:var(--ink); background:var(--surface-solid); }
.account-card button { border:0; border-radius:10px; padding:10px 14px; color:white; background:var(--blue); font-weight:600; }
.account-card button:disabled { opacity:.55; }
#account-signed-in { color:var(--secondary); font-size:13px; }
#logout-button { color:var(--blue); background:var(--blue-soft); }
@media (max-width:700px) { .account-card, .account-card form, #account-signed-in { align-items:stretch; flex-direction:column; } .account-card input { min-width:0; } }
main { max-width: 1200px; margin: auto; padding: 0 24px 100px; }
.hero { padding: 62px 0 42px; max-width: 850px; }
.eyebrow, .step { color: var(--blue); font-size: 12px; font-weight: 700; letter-spacing: .015em; }
.hero h1 {
  font-size: clamp(43px, 6vw, 72px);
  font-weight: 750;
  letter-spacing: -.055em;
  line-height: 1.04;
  margin: 13px 0 18px;
}
.hero h1 em { font-style: normal; color: var(--blue); }
.hero p { margin: 0; color: var(--secondary); font-size: 18px; line-height: 1.48; max-width: 610px; }
.workspace { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 16px; }
.import-card {
  position: relative;
  min-height: 265px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 26px;
  background: var(--surface);
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.import-card:hover, .import-card.dragging { transform: translateY(-2px); border-color: var(--blue); box-shadow: 0 20px 50px rgba(30,100,190,.12); }
.import-icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin: 21px 0 12px;
  border-radius: 15px;
  background: var(--blue-soft);
  color: var(--blue);
  font-size: 28px;
  line-height: 1;
}
#wanted-zone .import-icon { color: #9168cf; background: color-mix(in srgb, #a67de6 17%, var(--surface-solid)); }
.import-card h2 { font-size: 24px; letter-spacing: -.035em; margin: 0 0 7px; }
.import-card p { color: var(--secondary); line-height: 1.45; max-width: 400px; margin: 0 0 20px; font-size: 14px; }
.import-action { display: inline-flex; align-items: center; gap: 10px; padding: 10px 14px; border-radius: 999px; background: var(--surface-subtle); color: var(--blue); font-size: 13px; font-weight: 650; }
.file-status { color: var(--secondary); font-size: 12px; margin-top: 13px; overflow-wrap: anywhere; }
.action-row { display: flex; align-items: center; gap: 18px; margin: 24px 0 34px; }
.ad-placement { width: min(100%, 970px); min-height: 125px; margin: 0 auto 52px; padding: 15px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); text-align: center; overflow: hidden; }
.ad-label { display: block; margin-bottom: 10px; color: var(--secondary); font-size: 10px; letter-spacing: .08em; text-transform: uppercase; }
.ad-placement .adsbygoogle { display: block; min-height: 90px; }
.ad-placement:has(> .adsbygoogle[data-ad-status="unfilled"]) { display: none; }
.ad-placement-inline { margin-top: 28px; margin-bottom: 28px; }
.compare-button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  min-width: 274px;
  padding: 16px 19px;
  border: 0;
  border-radius: 16px;
  background: #007aff;
  box-shadow: 0 10px 22px rgba(0,122,255,.2);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -.01em;
}
.compare-button:hover:not(:disabled) { background: #006fe8; }
.compare-button:disabled { opacity: .48; cursor: not-allowed; box-shadow: none; }
#progress { color: var(--secondary); font-size: 13px; line-height: 1.4; }
#progress.error { color: var(--red); }
.results { padding: 45px 0 0; border-top: 1px solid var(--line); }
.results-head { display: flex; justify-content: space-between; align-items: end; gap: 20px; }
.results h2 { font-size: clamp(32px,4vw,44px); letter-spacing: -.045em; margin: 9px 0 22px; }
.text-button { padding: 8px 0; border: 0; background: transparent; color: var(--blue); font-size: 13px; font-weight: 650; }
.text-button:hover { text-decoration: underline; }
.stats { display: grid; grid-template-columns: repeat(5,1fr); gap: 12px; }
.stat { display: flex; flex-direction: column; gap: 5px; min-height: 100px; padding: 19px; border: 1px solid var(--line); border-radius: 21px; background: var(--surface); box-shadow: var(--shadow); }
.stat strong { font-size: 28px; letter-spacing: -.04em; }
.stat span { color: var(--secondary); font-size: 12px; }
.stat:first-child strong { color: var(--blue); }
.savings-stat { border-color:var(--green-line); background:var(--green-soft); }
.savings-stat strong { color:var(--green); }
.price-note { color:var(--secondary); font-size:12px; margin:12px 0 0; line-height:1.5; }
.toolbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin: 30px 0 13px; }
.filters { display: inline-flex; flex-wrap: wrap; gap: 2px; padding: 4px; border-radius: 15px; background: var(--surface-subtle); }
.filters button { border: 0; border-radius: 11px; background: transparent; color: var(--secondary); padding: 9px 12px; font-size: 12px; font-weight: 650; }
.filters button[aria-pressed=true] { background: var(--surface-solid); color: var(--ink); box-shadow: 0 1px 6px rgba(0,0,0,.1); }
.filters span { color: var(--secondary); margin-left: 3px; }
.toolbar input { width: min(260px,100%); padding: 12px 15px; border: 1px solid var(--line); border-radius: 13px; background: var(--surface); color: var(--ink); outline: none; }
.result-note { color: var(--secondary); font-size: 12px; line-height: 1.45; margin: 0 0 17px; }
.missing-toggle { display:block; margin:0 0 18px; padding:10px 14px; border:1px solid var(--line); border-radius:11px; background:var(--surface-subtle); color:var(--blue); font-size:12px; font-weight:700; }
.missing-toggle:hover { background:var(--blue-soft); }
.card-grid { display: grid; grid-template-columns: repeat(auto-fill,minmax(180px,1fr)); gap: 16px; }
.card-tile { overflow: hidden; border: 1px solid var(--line); border-radius: 21px; background: var(--surface); box-shadow: var(--shadow); }
.card-tile.owned { border: 2px solid var(--green-line); background: var(--green-soft); box-shadow: 0 12px 28px rgba(35,150,67,.13); }
.card-tile.partial { border-color: #dfc575; background: var(--amber-soft); }
.card-art { display: grid; place-items: center; aspect-ratio: 488 / 680; background: var(--surface-subtle); color: var(--secondary); font-size: 40px; }
.card-art img { width: 100%; height: 100%; display: block; object-fit: cover; }
.card-info { padding: 15px; }
.status-label { display: inline-flex; align-items: center; gap: 4px; color: var(--secondary); font-size: 10px; font-weight: 750; letter-spacing: .05em; }
.owned .status-label { color: var(--green); }
.owned .status-label::before { content: '✓'; display: grid; place-items: center; width: 15px; height: 15px; border-radius: 50%; color: #fff; background: #34c759; font-size: 11px; }
.partial .status-label { color: var(--amber); }
.missing .status-label { color: var(--red); }
.card-info h3 { font-size: 16px; letter-spacing: -.02em; line-height: 1.25; margin: 9px 0 7px; }
.card-info p { color: var(--secondary); font-size: 12px; margin: 0; }
.card-info .card-price { margin-top:9px; color:var(--green); font-weight:700; }
.empty-results { padding: 35px; text-align: center; color: var(--secondary); }
footer { display: flex; justify-content: space-between; gap: 20px; padding: 26px max(24px,calc((100vw - 1200px)/2)); border-top: 1px solid var(--line); color: var(--secondary); font-size: 11px; }
@media (max-width: 720px) {
  .topbar { height: 62px; padding: 0 18px; }
  .top-note { display: none; }
  main { padding: 0 17px 75px; }
  .hero { padding: 42px 2px 32px; }
  .hero p { font-size: 16px; }
  .workspace { grid-template-columns: 1fr; }
  .import-card { min-height: 245px; padding: 23px; }
  .action-row { flex-direction: column; align-items: stretch; margin-bottom: 28px; }
  .ad-placement { min-height: 120px; margin-bottom: 38px; padding: 12px; }
  .compare-button { width: 100%; }
  .results-head { align-items: start; flex-direction: column; }
  .stats { grid-template-columns: repeat(2,1fr); }
  .savings-stat { grid-column:1/-1; }
  .toolbar { flex-direction: column; align-items: stretch; }
  .filters { width: 100%; justify-content: space-between; }
  .filters button { flex: 1; padding: 9px 5px; }
  .toolbar input { width: 100%; }
  .card-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; }
  .card-info { padding: 11px; }
  .card-info h3 { font-size: 14px; }
  footer { flex-direction: column; padding: 22px 17px; }
}