:root {
  --bg: #0b1020;
  --bg2: #0f1630;
  --card: #151d38;
  --card2: #1a2342;
  --line: #27315a;
  --txt: #e8ecf7;
  --mut: #9aa6c8;
  --accent: #6ea8ff;
  --accent2: #8b7bff;
  --win: #35d8a0;
  --lose: #ff6b81;
  --warn: #ffcf6b;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--txt);
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(110, 168, 255, 0.12), transparent),
    radial-gradient(900px 500px at -10% 10%, rgba(139, 123, 255, 0.12), transparent),
    var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap { width: min(1080px, 92vw); margin: 0 auto; }

.topbar {
  border-bottom: 1px solid var(--line);
  background: rgba(11, 16, 32, 0.7);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 10;
}
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; }
.brand .logo { font-size: 22px; }
.tag { color: var(--mut); font-size: 13px; }

.hero { padding: 38px 0 18px; }
.hero h1 { font-size: clamp(22px, 4vw, 34px); margin: 0 0 12px; letter-spacing: -0.01em; }
.hero .sub { color: var(--mut); font-size: 16px; max-width: 760px; margin: 0; }
.hero b { color: var(--txt); }

.card {
  background: linear-gradient(180deg, var(--card), var(--card2));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

.composer { margin-bottom: 20px; }
.lbl { display: block; font-size: 13px; color: var(--mut); margin-bottom: 8px; font-weight: 600; }
textarea {
  width: 100%;
  background: #0c1228;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--txt);
  padding: 14px;
  font-size: 16px;
  font-family: inherit;
  resize: vertical;
}
textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(110, 168, 255, 0.18); }

.controls { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 14px; }
.seg { display: inline-flex; align-items: center; gap: 4px; background: #0c1228; border: 1px solid var(--line); border-radius: 10px; padding: 4px; }
.seg-lbl { color: var(--mut); font-size: 12px; padding: 0 8px; }
.seg-btn {
  border: 0; background: transparent; color: var(--mut); padding: 7px 12px; border-radius: 7px;
  cursor: pointer; font-size: 13px; font-family: inherit; transition: all 0.15s;
}
.seg-btn:hover { color: var(--txt); }
.seg-btn.active { background: var(--accent); color: #06122c; font-weight: 600; }

button.primary {
  margin-left: auto;
  border: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  color: #06122c;
  font-weight: 700;
  font-size: 15px;
  padding: 12px 22px;
  border-radius: 10px;
  cursor: pointer;
  font-family: inherit;
  transition: transform 0.1s, filter 0.15s;
}
button.primary:hover { filter: brightness(1.08); }
button.primary:active { transform: translateY(1px); }

.examples { margin-top: 16px; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.examples > span { color: var(--mut); font-size: 13px; }
.chip {
  border: 1px solid var(--line); background: #0c1228; color: var(--mut);
  padding: 6px 12px; border-radius: 999px; cursor: pointer; font-size: 13px; font-family: inherit;
  transition: all 0.15s;
}
.chip:hover { color: var(--txt); border-color: var(--accent); }

.result { margin-top: 6px; display: grid; gap: 16px; }
.hidden { display: none !important; }

.result-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.match-line { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.summary { color: var(--mut); font-size: 14px; max-width: 640px; }
.result-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.pill { font-size: 12px; padding: 5px 12px; border-radius: 999px; border: 1px solid var(--line); color: var(--accent); white-space: nowrap; }
.ghost {
  border: 1px solid var(--line); background: transparent; color: var(--txt);
  padding: 8px 14px; border-radius: 8px; cursor: pointer; font-size: 13px; font-family: inherit;
}
.ghost:hover { border-color: var(--accent); }

.warn {
  border: 1px solid var(--warn); background: rgba(255, 207, 107, 0.1);
  color: var(--warn); border-radius: 10px; padding: 12px 16px; font-size: 14px;
}

.grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 16px; }
.col-flow { grid-column: 1; }

h2 { font-size: 16px; margin: 0 0 4px; }
h2.win { color: var(--win); }
h2.lose { color: var(--lose); }
.hint { color: var(--mut); font-size: 12px; margin: 0 0 12px; }

ul { list-style: none; margin: 8px 0 0; padding: 0; }

.channels li {
  display: flex; align-items: baseline; gap: 10px;
  padding: 10px 0; border-bottom: 1px dashed var(--line);
}
.channels li:last-child { border-bottom: 0; }
.ch-badge {
  font-weight: 700; font-size: 13px; white-space: nowrap;
  padding: 3px 10px; border-radius: 7px; background: #0c1228; border: 1px solid var(--line);
}
.ch-badge.up { color: var(--lose); }
.ch-badge.down { color: var(--win); }
.ch-note { color: var(--mut); font-size: 13px; }
.ch-src { display: block; color: #6b76a0; font-size: 11px; margin-top: 2px; }

.assets li { padding: 10px 0; border-bottom: 1px dashed var(--line); }
.assets li:last-child { border-bottom: 0; }
.assets .a-name { font-weight: 600; font-size: 14px; }
.assets .a-reason { color: var(--mut); font-size: 13px; margin-top: 2px; }
.col-win .a-name { color: var(--win); }
.col-lose .a-name { color: var(--lose); }

.scenarios { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 10px; }
.sc {
  border: 1px solid var(--line); border-radius: 10px; padding: 14px; background: #0c1228;
}
.sc .sc-label { font-weight: 700; font-size: 15px; margin-bottom: 6px; display: flex; align-items: center; gap: 8px; }
.sc .dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.sc.mild .dot { background: var(--win); }
.sc.base .dot { background: var(--accent); }
.sc.severe .dot { background: var(--lose); }
.sc .sc-desc { color: var(--txt); font-size: 13px; }
.sc .sc-assets { color: var(--mut); font-size: 13px; margin-top: 8px; padding-top: 8px; border-top: 1px dashed var(--line); }

.indicators { display: flex; flex-wrap: wrap; gap: 8px; }
.indicators li {
  border: 1px solid var(--line); background: #0c1228; color: var(--txt);
  padding: 6px 12px; border-radius: 999px; font-size: 13px;
}

.note { color: var(--mut); font-size: 13px; line-height: 1.7; }
.note b { color: var(--txt); }

.foot {
  display: flex; justify-content: space-between; color: var(--mut); font-size: 12px;
  padding: 28px 0 40px; flex-wrap: wrap; gap: 8px;
}

@media (max-width: 820px) {
  .grid { grid-template-columns: 1fr; }
  .col-flow { grid-column: auto; }
  .scenarios { grid-template-columns: 1fr; }
  button.primary { margin-left: 0; width: 100%; }
  .controls { flex-direction: column; align-items: stretch; }
  .seg { justify-content: center; }
}

.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--accent); color: #06122c; padding: 10px 20px; border-radius: 10px;
  font-weight: 600; font-size: 14px; opacity: 0; pointer-events: none; transition: all 0.25s;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }