:root {
  --bg: #f4f6fa; --card: #ffffff; --tx: #0f172a; --tx2: #64748b; --tx3: #94a3b8; --bd: #e2e8f0; --grid: #eef2f7;
  --up: #dc2626; --up-bg: #fef2f2; --dn: #059669; --dn-bg: #ecfdf5; --flat-bg: #f1f5f9;
  --pri: #0f172a; --c-motorin: #2563eb; --c-benzin: #f59e0b;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0b1120; --card: #131c2e; --tx: #e2e8f0; --tx2: #94a3b8; --tx3: #64748b; --bd: #22304a; --grid: #1c2840;
    --up: #f87171; --up-bg: rgba(248,113,113,.12); --dn: #34d399; --dn-bg: rgba(52,211,153,.12); --flat-bg: #1c2840;
    --pri: #e2e8f0; --c-motorin: #60a5fa; --c-benzin: #fbbf24;
  }
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: Inter, system-ui, sans-serif; background: var(--bg); color: var(--tx); line-height: 1.45; -webkit-text-size-adjust: 100%; }
button, select { font-family: inherit; }

.top { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 12px 16px; background: color-mix(in srgb, var(--bg) 85%, transparent); backdrop-filter: blur(12px); border-bottom: 1px solid var(--bd); }
.brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.logo { font-size: 26px; }
h1 { font-size: 17px; font-weight: 800; letter-spacing: -.3px; }
.sub { font-size: 11px; color: var(--tx2); }
.top-act { display: flex; gap: 6px; min-width: 0; }
.btn { border: 1px solid var(--bd); background: var(--card); color: var(--tx); border-radius: 9px; padding: 8px 12px; font-size: 13px; font-weight: 600; cursor: pointer; white-space: nowrap; }
.btn.ghost { max-width: 46vw; overflow: hidden; text-overflow: ellipsis; }
.btn.pri { background: var(--pri); color: var(--bg); border-color: var(--pri); }
#ref-btn { font-size: 16px; width: 40px; padding: 6px; }
#ref-btn.spin { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

main { max-width: 1100px; margin: 0 auto; padding: 16px; display: flex; flex-direction: column; gap: 16px; }
.err { background: var(--up-bg); color: var(--up); border-radius: 10px; padding: 10px 14px; font-size: 13px; font-weight: 600; }
.card { background: var(--card); border: 1px solid var(--bd); border-radius: 14px; padding: 16px; }
.card-h, .sec-h { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-bottom: 12px; }
h2 { font-size: 15px; font-weight: 700; }
.hint { font-size: 11.5px; color: var(--tx2); }
.skel { min-height: 260px; background: linear-gradient(90deg, var(--card), var(--flat-bg), var(--card)); background-size: 200% 100%; animation: sh 1.4s infinite; }
@keyframes sh { to { background-position: -200% 0; } }

/* Ürün kartları */
.prods { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.prod-h { display: flex; justify-content: space-between; align-items: center; }
.prod h3 { font-size: 15px; font-weight: 700; color: var(--tx2); }
.conf { font-size: 10.5px; color: var(--tx3); border: 1px solid var(--bd); border-radius: 20px; padding: 2px 8px; }
.price { font-size: 40px; font-weight: 800; letter-spacing: -1.5px; margin-top: 4px; font-variant-numeric: tabular-nums; }
.price small { font-size: 15px; font-weight: 600; color: var(--tx2); letter-spacing: 0; }
.last { font-size: 12.5px; color: var(--tx2); min-height: 18px; }
.c-up { color: var(--up); font-weight: 700; } .c-dn { color: var(--dn); font-weight: 700; }
.verdict { display: flex; align-items: center; gap: 12px; margin-top: 14px; border-radius: 12px; padding: 12px 14px; background: var(--flat-bg); }
.verdict.up { background: var(--up-bg); color: var(--up); } .verdict.dn { background: var(--dn-bg); color: var(--dn); }
.verdict.soft { opacity: .85; }
.v-ico { font-size: 24px; width: 30px; text-align: center; }
.v-txt { font-size: 18px; font-weight: 800; }
.v-amt { font-size: 13px; color: var(--tx); opacity: .85; }
.gauge { position: relative; margin: 16px 2px 6px; height: 30px; }
.g-bar { position: absolute; top: 6px; left: 0; right: 0; height: 6px; border-radius: 4px; background: linear-gradient(90deg, var(--dn), var(--bd) 45%, var(--bd) 55%, var(--up)); }
.g-mid { position: absolute; top: 2px; left: 50%; width: 2px; height: 14px; background: var(--tx3); }
.g-pin { position: absolute; top: 0; width: 18px; height: 18px; margin-left: -9px; border-radius: 50%; background: var(--card); border: 3px solid var(--tx); transition: left .4s; }
.g-lbl { position: absolute; top: 18px; left: 0; right: 0; display: flex; justify-content: space-between; font-size: 10.5px; color: var(--tx3); }
.why { margin-top: 8px; font-size: 12.5px; color: var(--tx2); }
.why summary { cursor: pointer; font-weight: 600; color: var(--tx); }
.why ul { margin: 8px 0 0 18px; display: flex; flex-direction: column; gap: 4px; }

/* ÖTV */
.otv-list { display: flex; flex-direction: column; gap: 8px; }
.otv { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; padding: 10px 12px; border: 1px solid var(--bd); border-radius: 10px; }
.otv-d { display: flex; flex-direction: column; font-size: 14px; } .otv-d span { font-size: 11.5px; color: var(--tx2); }
.otv-x { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { font-size: 12.5px; padding: 4px 10px; border-radius: 20px; background: var(--flat-bg); }
.chip.up { background: var(--up-bg); color: var(--up); }

/* Piyasa */
.mkts { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 12px; }
.mkt { background: var(--card); border: 1px solid var(--bd); border-radius: 12px; padding: 12px 14px; display: flex; flex-direction: column; gap: 2px; }
.m-n { font-size: 12px; color: var(--tx2); font-weight: 600; }
.m-v { font-size: 22px; font-weight: 800; letter-spacing: -.5px; font-variant-numeric: tabular-nums; }
.m-v small { font-size: 11px; font-weight: 600; color: var(--tx2); letter-spacing: 0; }
.m-c { font-size: 12.5px; font-variant-numeric: tabular-nums; }
.m-s { font-size: 10.5px; color: var(--tx3); }
.spark { width: 100%; height: 28px; margin-top: 6px; }

.chart-wrap { position: relative; height: 260px; }

/* Nasıl */
details > summary { list-style: none; cursor: pointer; }
details > summary::-webkit-details-marker { display: none; }
details > summary h2::after { content: ' ▾'; color: var(--tx3); }
.how { margin-top: 12px; font-size: 13.5px; display: flex; flex-direction: column; gap: 10px; }
.how ul { margin-left: 20px; }
.how h3 { font-size: 13.5px; margin-top: 6px; }
.bt { border-collapse: collapse; font-size: 12.5px; width: 100%; }
.bt th, .bt td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--bd); }
.bt th { color: var(--tx2); font-weight: 600; }
.bt .up { color: var(--up); font-weight: 700; } .bt .dn { color: var(--dn); font-weight: 700; }
.warn { background: var(--flat-bg); border-radius: 10px; padding: 10px 12px; }
.src { font-size: 11.5px; color: var(--tx3); }

/* Modal */
.ov { position: fixed; inset: 0; background: rgba(0,0,0,.5); display: none; align-items: center; justify-content: center; padding: 16px; z-index: 50; }
.ov.vis { display: flex; }
.modal { background: var(--card); border-radius: 14px; padding: 20px; width: 380px; max-width: 100%; display: flex; flex-direction: column; gap: 8px; }
.modal h3 { font-size: 16px; }
.modal label { font-size: 12px; font-weight: 600; color: var(--tx2); margin-top: 6px; }
.modal select { padding: 10px; border-radius: 9px; border: 1px solid var(--bd); background: var(--bg); color: var(--tx); font-size: 14px; }
.m-act { display: flex; justify-content: flex-end; gap: 8px; margin-top: 12px; }

@media (max-width: 720px) {
  main { padding: 12px; gap: 12px; }
  .prods { grid-template-columns: 1fr; gap: 12px; }
  .price { font-size: 36px; }
  .mkts { grid-template-columns: 1fr 1fr; gap: 10px; }
  .m-v { font-size: 18px; }
  .chart-wrap { height: 220px; }
  .sub { display: none; }
}
@media (min-width: 1000px) { .prods { grid-template-columns: 1fr 1fr minmax(220px, .7fr); } }

/* İhtimaller */
.probs { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 10px; }
.pb { border: 1px solid var(--bd); border-radius: 10px; padding: 8px 10px; }
.pb-l { font-size: 11px; color: var(--tx2); font-weight: 600; }
.pb-r { display: flex; flex-direction: column; font-size: 13.5px; margin-top: 2px; }
.pb-note { font-size: 10.5px; color: var(--tx3); margin-top: 4px; }
.chart-wrap.short { height: 200px; }
.guide ol { margin: 12px 0 10px 20px; display: flex; flex-direction: column; gap: 6px; font-size: 13.5px; }

/* Elle seçilen koyu tema */
:root[data-theme="dark"] {
    --bg: #0b1120; --card: #131c2e; --tx: #e2e8f0; --tx2: #94a3b8; --tx3: #64748b; --bd: #22304a; --grid: #1c2840;
    --up: #f87171; --up-bg: rgba(248,113,113,.12); --dn: #34d399; --dn-bg: rgba(52,211,153,.12); --flat-bg: #1c2840;
    --pri: #e2e8f0; --c-motorin: #60a5fa; --c-benzin: #fbbf24;
}
.btn.icon { width: 40px; padding: 6px; font-size: 16px; }
.btn.mini { padding: 4px 9px; font-size: 12px; border-radius: 7px; }
.btn.mini.x { color: var(--up); }
code { background: var(--flat-bg); border-radius: 6px; padding: 2px 7px; font-size: 13px; font-weight: 700; }
a { color: inherit; }

/* İkinci kaynak satırı */
.m-x { font-size: 10.5px; margin-top: 2px; }
.m-x.ok { color: var(--dn); } .m-x.warn { color: var(--up); }

/* Haberler */
.news { display: flex; flex-direction: column; }
.nw { display: flex; gap: 10px; padding: 9px 4px; border-top: 1px solid var(--bd); text-decoration: none; color: var(--tx); font-size: 13.5px; line-height: 1.35; }
.nw:first-child { border-top: none; }
.nw:hover { background: var(--flat-bg); }
.nw.sig .nw-t { font-weight: 700; }
.nw-i { width: 18px; text-align: center; flex-shrink: 0; }
.nw-t small { display: block; font-size: 11px; color: var(--tx3); font-weight: 400; margin-top: 2px; }

/* Bildirim kartı */
.steps { margin: 4px 0 0 20px; display: flex; flex-direction: column; gap: 6px; }
.notify summary h2 { color: var(--tx); }

/* Ayarlar */
.modal.wide { width: 640px; max-height: 92vh; overflow-y: auto; }
.modal input[type=password], .modal input[type=date], .modal input[type=number] {
  padding: 9px 10px; border-radius: 9px; border: 1px solid var(--bd); background: var(--bg); color: var(--tx); font-size: 14px; font-family: inherit; }
.adm-sec { border-top: 1px solid var(--bd); margin-top: 12px; padding-top: 12px; display: flex; flex-direction: column; gap: 6px; }
.adm-sec h4 { font-size: 14px; }
.otv-ed { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.otv-ed h5 { font-size: 12.5px; color: var(--tx2); margin-bottom: 6px; }
.ed-row { display: flex; gap: 5px; margin-bottom: 6px; }
.ed-row input[type=date] { flex: 1.3; min-width: 0; }
.ed-row input[type=number] { flex: 1; min-width: 0; }
.m-act.left { justify-content: flex-start; flex-wrap: wrap; }
.row { display: flex; gap: 8px; } .row select { flex: 1; }
.adm-msg { font-size: 13px; font-weight: 600; min-height: 18px; margin-top: 8px; }
.adm-msg.ok { color: var(--dn); } .adm-msg.err { color: var(--up); }
@media (max-width: 720px) { .otv-ed { grid-template-columns: 1fr; } .top-act { gap: 4px; } .btn.icon { width: 36px; } }
.modal.wide { width: 760px; overflow-x: hidden; }
.otv-ed { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.ed-row input[type=date] { flex: 1 1 auto; width: 0; min-width: 0; }
.ed-row input[type=number] { flex: 0 0 96px; width: 96px; }
.ed-row .btn.mini.x { flex: 0 0 auto; }
@media (max-width: 720px) { .otv-ed { grid-template-columns: 1fr; } }