:root {
  --green: #1a56b0;
  --green-dark: #0d3b8f;
  --bg: #f4f7fb;
  --border: #d3dcea;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: "Segoe UI", system-ui, sans-serif; background: var(--bg); color: #222; }

.topbar {
  display: flex; align-items: center; gap: 24px;
  background: var(--green-dark); color: #fff; padding: 10px 24px;
}
.topbar .brand { color: #fff; font-weight: 700; font-size: 18px; text-decoration: none; }
.topbar nav { display: flex; gap: 16px; flex: 1; }
.topbar nav a { color: #d9f2ee; text-decoration: none; }
.topbar nav a:hover { color: #fff; }
.user-info { color: #d9f2ee; font-size: 13px; display: flex; gap: 12px; }
.user-info a { color: #fff; }

.container { max-width: 1100px; margin: 24px auto; padding: 0 16px; }
h1 { font-size: 22px; } h2 { font-size: 17px; margin-top: 28px; }
.muted { color: #667; }

.cards { display: flex; flex-wrap: wrap; gap: 12px; }
.card {
  background: #fff; border: 1px solid var(--border); border-radius: 8px;
  padding: 14px 20px; min-width: 130px;
}
.card .num { display: block; font-size: 26px; font-weight: 700; color: var(--green-dark); }

table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--border); }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); font-size: 14px; }
th { background: #eef1f4; }

form.stacked { max-width: 560px; background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 16px; }
form.stacked label { display: block; margin: 10px 0 4px; font-weight: 600; font-size: 13px; }
form.stacked input, form.stacked select, form.stacked textarea {
  width: 100%; padding: 8px; border: 1px solid var(--border); border-radius: 6px; font: inherit;
}
form.inline { display: inline-flex; gap: 6px; align-items: center; }
form.inline input { padding: 4px 6px; border: 1px solid var(--border); border-radius: 4px; }
fieldset { border: 1px dashed var(--border); border-radius: 6px; margin-top: 14px; }

button, .btn {
  background: var(--green); color: #fff; border: none; border-radius: 6px;
  padding: 9px 16px; font: inherit; cursor: pointer; text-decoration: none; display: inline-block; margin-top: 12px;
}
button:hover, .btn:hover { background: var(--green-dark); }
button.small { padding: 4px 10px; font-size: 12px; margin-top: 0; }
button.danger { background: #c0392b; }

.mode-tabs { display: flex; gap: 8px; margin: 8px 0 16px; }
.mode-tab {
  background: #fff; color: var(--green-dark); border: 1px solid var(--border);
  border-radius: 6px; padding: 9px 18px; font: inherit; cursor: pointer; margin-top: 0;
}
.mode-tab:hover { background: #eef3fb; }
.mode-tab.active { background: var(--green); color: #fff; border-color: var(--green); }

.alert { padding: 10px 14px; border-radius: 6px; margin-bottom: 14px; }
.alert.ok { background: #e6f6ec; border: 1px solid #9fd8b4; }
.alert.error { background: #fdecea; border: 1px solid #f2b3ac; }

.login-box {
  max-width: 360px; margin: 80px auto; background: #fff; border: 1px solid var(--border);
  border-radius: 10px; padding: 28px; text-align: center;
}
.login-box .login-logo { max-width: 110px; height: auto; margin: 0 auto 16px; display: block; }
.login-box h1 { color: var(--green-dark); margin: 0; font-size: 18px; line-height: 1.35; }
.login-box .muted { font-size: 12px; margin-top: 10px; }
.login-box form { text-align: left; }
.login-box label { display: block; margin: 12px 0 4px; font-weight: 600; font-size: 13px; }
.login-box input { width: 100%; padding: 9px; border: 1px solid var(--border); border-radius: 6px; }
.login-box button { width: 100%; }