:root {
  --bg: #f3efe8;
  --panel: rgba(255, 255, 255, 0.88);
  --ink: #182028;
  --muted: #5d6875;
  --line: rgba(24, 32, 40, 0.12);
  --brand: #0a7f5a;
  --brand-strong: #075f43;
  --danger: #b53b2e;
  --warning: #9b6b00;
  --shadow: 0 18px 45px rgba(32, 43, 53, 0.1);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(10, 127, 90, 0.18), transparent 32%),
    radial-gradient(circle at bottom right, rgba(204, 130, 38, 0.18), transparent 26%),
    var(--bg);
}

.shell {
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px 18px 48px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 22px;
}

.topbar h1,
.hero h2,
.panel h2,
.panel h3 {
  margin: 0;
}

.eyebrow {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--brand-strong);
  margin-bottom: 8px;
}

.nav {
  display: flex;
  gap: 12px;
  align-items: center;
}

.nav a,
a {
  color: inherit;
  text-decoration: none;
}

.flash-list {
  display: grid;
  gap: 10px;
  margin-bottom: 20px;
}

.flash {
  border-radius: 16px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
}

.flash-success {
  border-color: rgba(10, 127, 90, 0.25);
}

.flash-error {
  border-color: rgba(181, 59, 46, 0.25);
}

.flash-warning {
  border-color: rgba(155, 107, 0, 0.25);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 22px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}

.hero {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  margin-bottom: 18px;
}

.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.form {
  display: grid;
  gap: 14px;
}

.form label {
  display: grid;
  gap: 6px;
}

.form span {
  color: var(--muted);
  font-size: 14px;
}

input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
  font-size: 15px;
}

.button,
button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  font-size: 15px;
  cursor: pointer;
  background: #e8ecec;
}

.button.primary,
button.primary {
  background: var(--brand);
  color: white;
}

.button.danger,
button.danger {
  background: var(--danger);
  color: white;
}

.kv {
  display: grid;
  gap: 12px;
  margin: 16px 0;
}

.kv div {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--line);
}

.kv dt {
  color: var(--muted);
}

.kv dd {
  margin: 0;
  text-align: right;
}

.plain-list {
  margin: 12px 0 0;
  padding-left: 18px;
}

.muted {
  color: var(--muted);
}

.accent {
  background:
    linear-gradient(135deg, rgba(10, 127, 90, 0.12), rgba(255, 255, 255, 0.88)),
    var(--panel);
}

@media (max-width: 768px) {
  .topbar,
  .hero {
    flex-direction: column;
  }

  .nav,
  .actions {
    width: 100%;
  }
}