/* MATRIX Sinyal - ortak stil (site ve yönetim paneli). Harici yazı tipi ya da kaynak yok. */
:root {
  --bg: #e9edf2;
  --surface: #ffffff;
  --surface-2: #f4f6f9;
  --ink: #14213d;
  --ink-2: #4d5a70;
  --ink-3: #7a8598;
  --line: #d6dce5;
  --accent: #0f5f86;
  --accent-soft: #dcebf3;
  --buy: #17734f;
  --buy-soft: #dff1e8;
  --stop: #b0343a;
  --stop-soft: #f7e1e2;
  --wait: #8a5d00;
  --wait-soft: #f6ecd4;
  --radius-l: 14px;
  --radius-s: 6px;
  --font: "Avenir Next", "Segoe UI Variable Text", "Segoe UI", "Helvetica Neue", system-ui, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1520;
    --surface: #152030;
    --surface-2: #1b283b;
    --ink: #e7edf5;
    --ink-2: #a9b5c6;
    --ink-3: #7c889b;
    --line: #2a3a52;
    --accent: #5fb4dc;
    --accent-soft: #17344a;
    --buy: #4cc893;
    --buy-soft: #133a2c;
    --stop: #f0777b;
    --stop-soft: #43202a;
    --wait: #e3b55a;
    --wait-soft: #3a2f17;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.5 var(--font); }
a { color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.num { font-variant-numeric: tabular-nums; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.muted { color: var(--ink-2); }
.faint { color: var(--ink-3); }
.small { font-size: 14px; }
.hidden { display: none !important; }
h1, h2, h3 { line-height: 1.2; margin: 0; }
h2 { font-size: 22px; font-weight: 650; letter-spacing: -0.01em; }
h3 { font-size: 17px; font-weight: 650; }
p { margin: 0; }

/* ---------------------------------------------------------------- üst şerit */
.top { border-bottom: 1px solid var(--line); background: var(--surface); }
.top .wrap { display: flex; align-items: center; gap: 16px; min-height: 60px; flex-wrap: wrap; }
.brand { font-weight: 700; font-size: 19px; letter-spacing: -0.01em; color: var(--ink); text-decoration: none; }
.brand b { color: var(--accent); font-weight: 700; }
.nav { display: flex; gap: 18px; margin-left: auto; font-size: 15px; }
.nav a { color: var(--ink-2); text-decoration: none; }
.nav a:hover { color: var(--ink); }

.pill { display: inline-flex; align-items: center; gap: 8px; padding: 4px 12px 4px 10px; border-radius: 999px;
  font-size: 14px; background: var(--surface-2); color: var(--ink-2); border: 1px solid var(--line); }
.pill i { width: 9px; height: 9px; border-radius: 50%; background: var(--ink-3); display: inline-block; }
.pill.ok i { background: var(--buy); box-shadow: 0 0 0 3px var(--buy-soft); }
.pill.stale i, .pill.paused i { background: var(--wait); }
.pill.down i { background: var(--stop); }

/* ---------------------------------------------------------------- giriş bölümü */
.hero { padding: 44px 0 30px; }
.hero h1 { font-size: clamp(28px, 4.2vw, 44px); font-weight: 650; letter-spacing: -0.025em; max-width: 22ch; }
.hero .lead { margin-top: 14px; max-width: 64ch; color: var(--ink-2); font-size: 17px; }
.facts { display: flex; flex-wrap: wrap; gap: 10px 36px; margin-top: 26px; }
.fact { min-width: 120px; }
.fact .v { font-size: 26px; font-weight: 650; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.fact .k { font-size: 14px; color: var(--ink-2); }

section.block { margin: 0 0 34px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-l);
  padding: 22px 24px; }
.block-head { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; margin-bottom: 16px; }
.block-head p { color: var(--ink-2); font-size: 15px; }
.block-head .right { margin-left: auto; }

/* ---------------------------------------------------------------- aktif sinyal rayı (imza öğe) */
.rails { display: grid; gap: 4px; }
.rail-row { display: grid; grid-template-columns: minmax(130px, 1.1fr) minmax(260px, 3fr) minmax(92px, .7fr); gap: 18px;
  align-items: center; padding: 14px 4px; border-top: 1px solid var(--line); }
.rail-row:first-child { border-top: 0; }
.coin { font-weight: 650; font-size: 17px; }
.coin small { display: block; font-weight: 400; font-size: 13px; color: var(--ink-2); }
.rail { position: relative; height: 54px; }
.rail .track { position: absolute; left: 0; right: 0; top: 22px; height: 8px; border-radius: 4px;
  background: linear-gradient(90deg, var(--stop-soft) 0 var(--e), var(--buy-soft) var(--e) 100%); }
.rail .mark { position: absolute; top: 17px; width: 2px; height: 18px; background: var(--ink-3); }
.rail .mark.entry { background: var(--ink); }
.rail .now { position: absolute; top: 14px; width: 24px; height: 24px; margin-left: -12px; border-radius: 50%;
  background: var(--surface); border: 3px solid var(--ink); box-shadow: 0 0 0 2px var(--surface); }
.rail .now.up { border-color: var(--buy); }
.rail .now.down { border-color: var(--stop); }
.rail .lab { position: absolute; font-size: 12.5px; color: var(--ink-2); white-space: nowrap; font-variant-numeric: tabular-nums; }
.rail .lab.t { top: 0; }
.rail .lab.b { top: 38px; }
.rail .lab.l { left: 0; }
.rail .lab.r { right: 0; text-align: right; }
.rail .lab.c { transform: translateX(-50%); }
.chg { text-align: right; font-variant-numeric: tabular-nums; }
.chg .big { font-size: 20px; font-weight: 650; }
.up-t { color: var(--buy); }
.down-t { color: var(--stop); }
.why { grid-column: 1 / -1; font-size: 14px; color: var(--ink-2); margin-top: -6px; }
.empty { padding: 26px 4px; color: var(--ink-2); }

/* ---------------------------------------------------------------- karne */
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; padding: 2px; background: var(--surface-2); }
.seg button { border: 0; background: transparent; color: var(--ink-2); font: inherit; font-size: 14px; padding: 4px 12px;
  border-radius: 999px; cursor: pointer; }
.seg button[aria-pressed="true"] { background: var(--surface); color: var(--ink); box-shadow: 0 0 0 1px var(--line); }
.figures { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 18px; margin-bottom: 18px; }
.figure .v { font-size: 26px; font-weight: 650; font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }
.figure .k { font-size: 14px; color: var(--ink-2); }
.chart { position: relative; height: 210px; }
.chart svg { width: 100%; height: 100%; display: block; overflow: visible; }
.chart .grid { stroke: var(--line); stroke-width: 1; }
.chart .zero { stroke: var(--ink-3); stroke-width: 1; }
.chart .line { fill: none; stroke: var(--accent); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart .axis { fill: var(--ink-3); font-size: 12px; }
.chart .cross { stroke: var(--ink-3); stroke-width: 1; }
.chart .dot { fill: var(--accent); stroke: var(--surface); stroke-width: 2; }
.tip { position: absolute; pointer-events: none; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-s);
  padding: 6px 10px; font-size: 13px; box-shadow: 0 4px 14px rgba(20, 33, 61, .12); white-space: nowrap; }

/* ---------------------------------------------------------------- tablolar */
.tablewrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 15px; }
th, td { padding: 9px 10px; border-bottom: 1px solid var(--line); text-align: right; white-space: nowrap; }
th { font-weight: 600; color: var(--ink-2); font-size: 13.5px; }
th:first-child, td:first-child { text-align: left; }
td.l, th.l { text-align: left; }
tbody tr:last-child td { border-bottom: 0; }
.tag { display: inline-block; padding: 1px 9px; border-radius: 999px; font-size: 13px; font-weight: 600; }
.tag.TP { background: var(--buy-soft); color: var(--buy); }
.tag.SL { background: var(--stop-soft); color: var(--stop); }
.tag.TIMEOUT { background: var(--wait-soft); color: var(--wait); }

/* ---------------------------------------------------------------- radar */
.radar { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px 34px; }
.rad { display: grid; grid-template-columns: 92px 1fr 44px; gap: 12px; align-items: center; font-size: 15px; }
.rad .bar { height: 8px; background: var(--surface-2); border-radius: 4px; overflow: hidden; }
.rad .bar span { display: block; height: 100%; background: var(--accent); border-radius: 0 4px 4px 0; }

/* ---------------------------------------------------------------- nasıl çalışır */
.steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 22px; counter-reset: s; }
.step { counter-increment: s; }
.step::before { content: counter(s); display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent); font-weight: 700; margin-bottom: 10px; }
.step p { color: var(--ink-2); font-size: 15px; margin-top: 6px; }
.rules { margin: 20px 0 0; padding-left: 20px; color: var(--ink-2); font-size: 15px; columns: 2; column-gap: 40px; }
.rules li { margin-bottom: 6px; break-inside: avoid; }

footer { padding: 10px 0 46px; color: var(--ink-3); font-size: 14px; }
footer p { max-width: 80ch; }

@media (max-width: 820px) {
  .figures { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .radar { grid-template-columns: 1fr; }
  .rules { columns: 1; }
  .rail-row { grid-template-columns: 1fr auto; }
  .rail-row .rail { grid-column: 1 / -1; grid-row: 2; }
  .nav { display: none; }
  section.block { padding: 18px 16px; }
}
@media (max-width: 480px) { .steps { grid-template-columns: 1fr; } }
@media (prefers-reduced-motion: no-preference) {
  .rail .now { transition: left .6s ease; }
}

/* ---------------------------------------------------------------- yönetim paneli */
.btn { font: inherit; font-size: 15px; padding: 8px 16px; border-radius: var(--radius-s); border: 1px solid var(--line);
  background: var(--surface); color: var(--ink); cursor: pointer; }
.btn:hover { border-color: var(--ink-3); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.danger { color: var(--stop); border-color: var(--stop); }
.btn.small { font-size: 13.5px; padding: 4px 10px; }
.btn:disabled { opacity: .5; cursor: default; }
input, select, textarea { font: inherit; font-size: 15px; color: var(--ink); background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius-s); padding: 7px 10px; width: 100%; }
textarea { min-height: 90px; resize: vertical; }
label.f { display: grid; gap: 4px; font-size: 14px; color: var(--ink-2); }
label.f > span { color: var(--ink); font-weight: 600; font-size: 14.5px; }
label.chk { display: flex; align-items: center; gap: 8px; font-size: 15px; }
label.chk input { width: auto; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 14px 18px; }
.tabs { display: flex; gap: 4px; flex-wrap: wrap; margin: 18px 0; }
.tabs button { font: inherit; font-size: 15px; border: 1px solid transparent; background: transparent; color: var(--ink-2);
  padding: 7px 14px; border-radius: var(--radius-s); cursor: pointer; }
.tabs button[aria-selected="true"] { background: var(--surface); border-color: var(--line); color: var(--ink); font-weight: 600; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 3px 6px 3px 11px; border-radius: 999px; background: var(--surface-2);
  border: 1px solid var(--line); font-size: 14px; }
.chip button { border: 0; background: transparent; color: var(--ink-3); cursor: pointer; font-size: 16px; line-height: 1; padding: 0 4px; }
.chip button:hover { color: var(--stop); }
.note { background: var(--accent-soft); border-radius: var(--radius-s); padding: 10px 14px; font-size: 14.5px; color: var(--ink); }
.note.warn { background: var(--wait-soft); }
.note.err { background: var(--stop-soft); }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.stack { display: grid; gap: 14px; }
.login { max-width: 380px; margin: 70px auto; }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--ink); color: var(--surface);
  padding: 10px 18px; border-radius: var(--radius-s); font-size: 15px; z-index: 10; max-width: 90vw; }
.results { border: 1px solid var(--line); border-radius: var(--radius-s); max-height: 260px; overflow: auto; background: var(--surface); }
.results button { display: flex; width: 100%; justify-content: space-between; gap: 10px; border: 0; border-bottom: 1px solid var(--line);
  background: transparent; color: var(--ink); font: inherit; font-size: 14.5px; padding: 7px 12px; cursor: pointer; text-align: left; }
.results button:hover { background: var(--surface-2); }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 18px; font-size: 15px; }
.kv dt { color: var(--ink-2); }
.kv dd { margin: 0; }
.spacer { margin-left: auto; }
.chip .fav { color: var(--ink); font-size: 14px; padding: 0; }
.chip .fav:hover { color: var(--accent); }