:root {
  --bg: #f2f4ef;
  --card: #ffffff;
  --ink: #1f1f1a;
  --muted: #666a63;
  --line: #d9ddd3;
  --good: #1d7d4c;
  --bad: #8d2e2e;
  --accent: #0d6f6b;
  --accent-soft: #d8f0ef;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "IBM Plex Sans", "Noto Sans SC", "Segoe UI", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at 15% 10%, #fdf3da 0%, transparent 30%),
              radial-gradient(circle at 85% 0%, #d9ece9 0%, transparent 25%),
              var(--bg);
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px 12px;
}

h1 {
  margin: 0;
  font-size: 28px;
  letter-spacing: 0.2px;
}

h2 {
  margin: 0 0 6px;
  font-size: 18px;
}

.muted {
  color: var(--muted);
  margin: 0;
  font-size: 13px;
}

.stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  padding: 0 24px 12px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px;
  box-shadow: 0 6px 30px rgba(20, 30, 20, 0.06);
}

.num {
  font-size: 34px;
  line-height: 1;
  margin-top: 8px;
}

.num.good {
  color: var(--good);
}

main {
  padding: 0 24px 28px;
}

.table-wrap {
  margin-top: 14px;
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

th,
td {
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
  padding: 10px 8px;
}

th {
  position: sticky;
  top: 0;
  background: #f8faf6;
  z-index: 1;
}

.edge {
  font-weight: 700;
}

.edge-pos {
  color: var(--good);
}

.edge-neg {
  color: var(--bad);
}

a {
  color: var(--accent);
  text-decoration: none;
  margin-right: 8px;
}

a:hover {
  text-decoration: underline;
}

button {
  border: 0;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  padding: 10px 14px;
  cursor: pointer;
}

button.ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}

/* Login */
.login-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.orb {
  position: fixed;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  filter: blur(34px);
  opacity: 0.4;
  pointer-events: none;
}

.orb-a {
  left: -80px;
  top: -70px;
  background: #f7c77a;
}

.orb-b {
  right: -90px;
  bottom: -70px;
  background: #69bcb7;
}

.login-wrap {
  width: min(92vw, 460px);
}

.login-card h1 {
  margin-bottom: 6px;
}

.login-form {
  margin-top: 14px;
  display: grid;
  gap: 10px;
}

.login-form label {
  display: grid;
  gap: 5px;
  font-size: 13px;
}

.login-form input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 11px;
  font-size: 14px;
  outline: none;
}

.login-form input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.error {
  margin-top: 12px;
  background: #fde9e9;
  border: 1px solid #f4c9c9;
  color: #7a1a1a;
  padding: 8px 10px;
  border-radius: 10px;
  font-size: 13px;
}

@media (max-width: 900px) {
  .stats {
    grid-template-columns: 1fr;
  }

  .topbar {
    align-items: flex-start;
    gap: 12px;
    flex-direction: column;
  }
}