:root {
  --bg: #fbf7ec;
  --card: #fffdf7;
  --ink: #3d3526;
  --muted: #8a7f6a;
  --line: #eadfc6;
  --head: #7fcfa6;
  --head-ink: #fff;
  --accent: #f5a623;
  --accent-ink: #fff;
  --field: #f6efdc;
  --focus: #5fb37f;
  --band: rgba(179, 119, 201, .16);
  --band2: rgba(179, 119, 201, .36);
  --line-obs: #8c4fa5;
  --buy: #d0892a;
  --warn: #fff1c9;
  --warn-ink: #8a5a00;
  --good: #2f8a55;
  --bad: #c8435e;
  --p0: #e0a53c; --p1: #d4567a; --p2: #8796a6; --p3: #45a878;
  --radius: 18px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #1d1b16; --card: #27241d; --ink: #efe6d2; --muted: #a79b83; --line: #3b362b;
    --head: #2f6b4f; --head-ink: #eafff3; --field: #332f26; --band: rgba(196, 150, 216, .14);
    --band2: rgba(196, 150, 216, .34); --line-obs: #d3a3e6; --buy: #e7a74c; --warn: #4a3d17; --warn-ink: #ffd88a;
    --good: #6fcf97; --bad: #ff8aa0;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #1d1b16; --card: #27241d; --ink: #efe6d2; --muted: #a79b83; --line: #3b362b;
  --head: #2f6b4f; --head-ink: #eafff3; --field: #332f26; --band: rgba(196, 150, 216, .14);
  --band2: rgba(196, 150, 216, .34); --line-obs: #d3a3e6; --buy: #e7a74c; --warn: #4a3d17; --warn-ink: #ffd88a;
  --good: #6fcf97; --bad: #ff8aa0;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 16px/1.45 "Nunito", ui-rounded, "SF Pro Rounded", system-ui, -apple-system, "Segoe UI", sans-serif;
}
a { color: inherit; text-decoration-color: var(--muted); }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 16px; }
.muted { color: var(--muted); }
h1, h2 { margin: 0; line-height: 1.2; }
h2 { font-size: 1.15rem; }

.top { background: var(--head); color: var(--head-ink); padding: 22px 0 26px; border-radius: 0 0 28px 28px; margin-bottom: 4px; }
.top h1 { display: flex; align-items: center; gap: 10px; font-size: 1.7rem; font-weight: 800; }
.top h1 span { font-weight: 600; opacity: .85; font-size: 1.1rem; }
.top h1 img { background: rgba(255,255,255,.85); border-radius: 12px; padding: 3px; }
.back { display: inline-block; color: var(--head-ink); opacity: .85; text-decoration: none; font-size: .9rem; margin-bottom: 6px; }
.back:hover { opacity: 1; text-decoration: underline; }
.lead { margin: 8px 0 0; opacity: .95; max-width: 60ch; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; margin: 16px 0; box-shadow: 0 2px 0 var(--line); }
.card-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; margin-bottom: 12px; }
.week { color: var(--muted); font-size: .9rem; }

.drop { cursor: pointer; border: 2px dashed var(--line); background: var(--card); transition: border-color .15s, background .15s; }
.drop:hover, .drop:focus-visible, .drop.over { border-color: var(--focus); outline: none; }
.drop-body { display: flex; gap: 14px; align-items: center; }
.drop-body b { display: block; font-size: 1.05rem; }
.drop-body span { font-size: .92rem; }
.drop-icon { width: 44px; height: 44px; flex: none; fill: var(--focus); }
.ocr-status { margin-top: 12px; font-size: .92rem; padding: 8px 12px; border-radius: 10px; background: var(--field); }
.ocr-status.err { background: var(--warn); color: var(--warn-ink); }
.ocr-status img { display: block; max-height: 120px; max-width: 100%; border-radius: 8px; margin-top: 8px; }

.setup { display: grid; grid-template-columns: 1fr 1.6fr; gap: 12px; margin-bottom: 14px; align-items: start; }
.field { display: flex; flex-direction: column; gap: 4px; font-size: .85rem; color: var(--muted); }
input, select {
  font: inherit; color: var(--ink); background: var(--field); border: 2px solid transparent; border-radius: 12px;
  padding: 9px 10px; width: 100%; min-width: 0;
}
input:focus, select:focus { outline: none; border-color: var(--focus); }
.field input { font-weight: 700; }
.field-col { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.linkbtn { font: inherit; font-size: .85rem; background: none; border: 0; padding: 2px 0; color: var(--good); text-align: left; cursor: pointer; text-decoration: underline; text-decoration-style: dotted; text-underline-offset: 3px; }
.linkbtn:disabled { color: var(--muted); cursor: progress; }
.prev-status { font-size: .85rem; padding: 6px 10px; border-radius: 10px; background: var(--field); }
.prev-status.err { background: var(--warn); color: var(--warn-ink); }
.prev-status.ok { background: color-mix(in srgb, var(--focus) 18%, var(--field)); }
select.flash { animation: flash 1.2s ease-out; }
@keyframes flash { from { border-color: var(--focus); box-shadow: 0 0 0 4px color-mix(in srgb, var(--focus) 35%, transparent); } }

.grid { display: grid; grid-template-columns: 3.2em repeat(6, minmax(0, 1fr)); gap: 6px; align-items: center; }
.grid .dh { text-align: center; font-weight: 700; font-size: .9rem; }
.grid .dh small { display: block; font-weight: 500; color: var(--muted); font-size: .72rem; }
.grid .rh { font-size: .8rem; color: var(--muted); }
.grid input { text-align: center; font-weight: 700; padding: 9px 2px; font-variant-numeric: tabular-nums; }
.grid input.ocr { background: color-mix(in srgb, var(--focus) 18%, var(--field)); }
.grid input.doubt { background: var(--warn); color: var(--warn-ink); border-color: color-mix(in srgb, var(--warn-ink) 40%, transparent); }
.grid input.today { box-shadow: inset 0 -3px 0 var(--accent); }
.grid input::placeholder { color: color-mix(in srgb, var(--muted) 65%, transparent); font-weight: 500; font-size: .8rem; }
.hint { font-size: .85rem; color: var(--muted); margin: 12px 0 0; }
.hint.warn { color: var(--warn-ink); background: var(--warn); padding: 8px 10px; border-radius: 10px; }

.actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.btn { font: inherit; font-weight: 700; border: 0; border-radius: 999px; padding: 9px 16px; cursor: pointer; background: var(--accent); color: var(--accent-ink); }
.btn.ghost { background: var(--field); color: var(--ink); }
.btn.danger { color: var(--bad); }
.btn:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }

.verdict { font-size: 1.05rem; }
.verdict .big { font-size: 1.35rem; font-weight: 800; margin: 0 0 4px; }
.verdict .big.sell { color: var(--bad); }
.verdict .big.hold { color: var(--good); }
.verdict p { margin: 4px 0; }
.patterns { display: grid; gap: 8px; margin: 16px 0 6px; }
.pbar { display: grid; grid-template-columns: 8.5em 1fr 3.4em; align-items: center; gap: 10px; font-size: .92rem; }
.pbar .track { height: 12px; background: var(--field); border-radius: 999px; overflow: hidden; }
.pbar .fill { height: 100%; border-radius: 999px; transition: width .3s; }
.pbar .pct { text-align: right; font-variant-numeric: tabular-nums; font-weight: 700; }
.pbar.zero { opacity: .45; }
.peaks { font-size: .9rem; color: var(--muted); }
.peaks p { margin: 4px 0; }

.chart-wrap { margin: 14px 0 0; }
.chart { width: 100%; height: auto; display: block; touch-action: pan-y; }
.chart text { fill: var(--muted); font-size: 12px; font-family: inherit; }
.chart .grid-line { stroke: var(--line); }
.chart .band { fill: var(--band); }
.chart .band2 { fill: var(--band2); }
.chart .med { stroke: var(--line-obs); stroke-dasharray: 4 4; fill: none; stroke-width: 1.5; opacity: .7; }
.chart .obs { stroke: var(--line-obs); fill: none; stroke-width: 2.5; }
.chart .dot { fill: var(--line-obs); }
.chart .buy { stroke: var(--buy); stroke-dasharray: 6 4; stroke-width: 1.5; }
.chart .buy-label { fill: var(--buy); font-weight: 700; }
.chart .hot { fill: var(--ink); opacity: .06; }
figcaption { font-size: .85rem; margin-top: 6px; min-height: 2.6em; }

.table-details { margin-top: 12px; }
.table-details summary { cursor: pointer; font-weight: 700; }
.table-scroll { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: .88rem; font-variant-numeric: tabular-nums; margin-top: 8px; }
th, td { padding: 6px 8px; border-bottom: 1px solid var(--line); text-align: right; white-space: nowrap; }
th:first-child, td:first-child { text-align: left; }
th { color: var(--muted); font-weight: 600; }
td.obs { font-weight: 800; }
.chip { display: inline-block; width: .7em; height: .7em; border-radius: 50%; margin-right: 6px; vertical-align: baseline; }

.foot { font-size: .8rem; padding: 8px 16px 40px; }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--ink); color: var(--bg); padding: 10px 18px; border-radius: 999px; font-weight: 700; box-shadow: 0 6px 20px rgba(0,0,0,.2); max-width: calc(100% - 32px); }

@media (max-width: 520px) {
  .setup { grid-template-columns: 1fr; }
  .grid { grid-template-columns: 2.4em repeat(6, minmax(0, 1fr)); gap: 4px; }
  .grid input { padding: 8px 0; font-size: 15px; border-radius: 10px; }
  .card { padding: 14px; }
  .pbar { grid-template-columns: 7.6em 1fr 3em; font-size: .88rem; }
  .pbar span:first-child { white-space: nowrap; }
  .top h1 { font-size: 1.45rem; }
}