:root {
  color-scheme: light;
  --bg: #eef4fb;
  --card: #ffffff;
  --ink: #12263f;
  --muted: #5b6f87;
  --line: #d5e0ee;
  --brand: #1565c0;
  --brand-hover: #0d47a1;
  --brand-ink: #ffffff;
  --nav: #0b2a52;
  --accent: #4db3ff;
  --good: #1a7f4b;
  --warn: #b86e00;
  --bad: #b3261e;
  --radius: 16px;
  --shadow: 0 2px 4px rgba(11, 42, 82, 0.05), 0 12px 32px rgba(21, 101, 192, 0.12);
  --ring: 0 0 0 4px rgba(21, 101, 192, 0.18);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background:
    radial-gradient(600px 300px at 8% -40px, rgba(77, 179, 255, 0.28), transparent 70%),
    radial-gradient(700px 360px at 100% 0, rgba(21, 101, 192, 0.16), transparent 70%),
    linear-gradient(180deg, #e6f0fb 0%, #f4f8fe 420px, #f9fbff 100%);
  background-attachment: fixed;
  color: var(--ink);
  line-height: 1.55;
}
a { color: var(--brand); text-underline-offset: 3px; }
a:hover { color: var(--brand-hover); }

header.top {
  background: linear-gradient(90deg, var(--nav), #123f7a);
  border-bottom: 3px solid var(--accent);
  padding: 14px 16px;
}
header.top .inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 22px;
}
.brand {
  display: inline-flex;
  align-items: center;
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: 3px;
  text-decoration: none;
  color: #ffffff;
}
.brand:hover { color: #ffffff; }
.brand::before {
  content: "";
  width: 22px;
  height: 22px;
  margin-right: 10px;
  background: linear-gradient(135deg, var(--accent), #ffffff);
  clip-path: polygon(50% 0, 100% 18%, 100% 58%, 50% 100%, 0 58%, 0 18%);
}
nav.main { display: flex; flex-wrap: wrap; gap: 2px 8px; flex: 1; }
nav.main a { text-decoration: none; color: #c5d8f0; padding: 6px 10px; border-radius: 8px; font-size: 0.95rem; }
nav.main a:hover { color: #ffffff; background: rgba(255, 255, 255, 0.12); }
.who { color: #c5d8f0; font-size: 0.9rem; display: flex; align-items: center; gap: 12px; }
header.top button.secondary { color: #ffffff; border-color: rgba(255, 255, 255, 0.5); background: transparent; padding: 6px 12px; }
header.top button.secondary:hover { background: rgba(255, 255, 255, 0.14); }

main { max-width: 1080px; margin: 0 auto; padding: 28px 16px 56px; }
h1 { font-size: 1.55rem; margin: 0 0 16px; color: var(--nav); }
h2 { font-size: 1.15rem; margin: 26px 0 10px; color: var(--nav); }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-top: 4px solid var(--brand);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 18px;
  box-shadow: var(--shadow);
}
.narrow { max-width: 450px; margin: 44px auto; }

.hero {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 8px 24px;
  padding: 44px 40px;
  margin: 8px 0 22px;
  border-radius: 24px;
  color: #ffffff;
  background:
    radial-gradient(420px 260px at 85% 20%, rgba(77, 179, 255, 0.55), transparent 70%),
    linear-gradient(135deg, #0a2447 0%, #0f3c78 55%, #1565c0 100%);
  box-shadow: 0 18px 44px rgba(10, 36, 71, 0.35);
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 36px 36px;
  pointer-events: none;
}
.hero > * { position: relative; z-index: 1; }
.hero .eyebrow {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.28);
  font-size: 0.8rem;
  letter-spacing: 0.4px;
  margin-bottom: 14px;
}
.hero h1 { color: #ffffff; font-size: 3rem; letter-spacing: 6px; margin: 0 0 12px; }
.hero p { color: #d3e4f8; font-size: 1.05rem; margin: 0 0 20px; max-width: 460px; }
.hero .actions { margin-top: 8px; }
.hero .btn { background: #ffffff; color: var(--nav); border-color: #ffffff; box-shadow: 0 6px 16px rgba(0, 0, 0, 0.25); }
.hero .btn:hover { background: #e6f1ff; color: var(--nav); border-color: #e6f1ff; }
.hero .btn.secondary { background: transparent; color: #ffffff; border-color: rgba(255, 255, 255, 0.6); box-shadow: none; }
.hero .btn.secondary:hover { background: rgba(255, 255, 255, 0.14); color: #ffffff; }
.hero-art { width: 100%; height: auto; display: block; }
.hero .fine { font-size: 0.82rem; color: #a9c4e6; margin-top: 16px; }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 8px; }
.feature {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}
.feature .ico {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, #e3f0ff, #c9e2ff);
  color: var(--brand);
  margin-bottom: 12px;
}
.feature .ico svg { width: 26px; height: 26px; }
.feature h3 { margin: 0 0 6px; font-size: 1.02rem; color: var(--nav); }
.feature p { margin: 0; color: var(--muted); font-size: 0.92rem; }

.auth-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  max-width: 900px;
  margin: 36px auto;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 18px 44px rgba(10, 36, 71, 0.18);
}
.auth-side {
  position: relative;
  padding: 36px 30px;
  color: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background:
    radial-gradient(300px 220px at 80% 15%, rgba(77, 179, 255, 0.5), transparent 70%),
    linear-gradient(150deg, #0a2447 0%, #0f3c78 60%, #1565c0 100%);
}
.auth-side::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}
.auth-side > * { position: relative; z-index: 1; }
.auth-side h2 { margin: 12px 0 6px; color: #ffffff; font-size: 1.35rem; letter-spacing: 1px; }
.auth-side p { margin: 0; color: #cfe1f7; font-size: 0.93rem; }
.auth-side .hero-art { max-width: 300px; margin: 0 auto; }
.auth-form { padding: 36px 34px; }
.auth-form h1 { margin-bottom: 4px; }
.auth-form .sub { margin: 0 0 6px; color: var(--muted); font-size: 0.93rem; }
.auth-form button[type=submit] { width: 100%; }

label { display: block; font-weight: 600; margin: 14px 0 5px; font-size: 0.93rem; color: var(--nav); }
input[type=text], input[type=password], input[type=file], select, textarea {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid #b9cde6;
  border-radius: 10px;
  background: #f9fcff;
  color: var(--ink);
  font: inherit;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--brand); background: #ffffff; box-shadow: var(--ring); }
textarea { min-height: 110px; resize: vertical; }
.hint { color: var(--muted); font-size: 0.85rem; margin-top: 6px; }

button, .btn {
  display: inline-block;
  padding: 11px 20px;
  border: 1px solid var(--brand);
  background: linear-gradient(180deg, #1e78d8, var(--brand));
  color: var(--brand-ink);
  border-radius: 10px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  box-shadow: 0 2px 6px rgba(21, 101, 192, 0.30);
  transition: background 0.15s, transform 0.05s;
}
button:hover, .btn:hover { background: var(--brand-hover); border-color: var(--brand-hover); color: #ffffff; }
button:active, .btn:active { transform: translateY(1px); }
button:focus-visible, .btn:focus-visible { outline: none; box-shadow: var(--ring); }
button.secondary, .btn.secondary { background: #ffffff; color: var(--brand); box-shadow: none; }
button.secondary:hover, .btn.secondary:hover { background: #e8f1fb; color: var(--brand-hover); }
button.danger { background: var(--bad); border-color: var(--bad); color: #ffffff; box-shadow: none; }
button.danger:hover { background: #8f1f18; border-color: #8f1f18; }
button.link { background: none; border: none; color: var(--brand); padding: 0; font-weight: 400; text-decoration: underline; box-shadow: none; }
button.link:hover { background: none; color: var(--brand-hover); }
form.inline { display: inline; }
.actions { margin-top: 20px; display: flex; flex-wrap: wrap; gap: 10px; }

.flash { padding: 11px 14px; border-radius: 10px; margin-bottom: 12px; border: 1px solid var(--line); border-left-width: 4px; background: #ffffff; box-shadow: var(--shadow); }
.flash.error { border-color: var(--bad); color: var(--bad); }
.flash.success { border-color: var(--good); color: var(--good); }
.flash.info { border-color: var(--brand); }
.notice { border-left: 4px solid var(--accent); padding: 10px 14px; background: #eaf4ff; border-radius: 6px; font-size: 0.93rem; }
.secret-box { border: 2px dashed var(--warn); border-radius: 10px; padding: 12px 14px; margin-bottom: 16px; background: #fff9ee; }

.table-wrap { overflow-x: auto; border-radius: var(--radius); box-shadow: var(--shadow); }
table { width: 100%; border-collapse: collapse; background: #ffffff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
th, td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--line); vertical-align: top; font-size: 0.93rem; }
th { background: #e3eefb; color: var(--nav); font-weight: 700; font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.4px; }
tbody tr:hover td { background: #f1f7ff; }
tr:last-child td { border-bottom: none; }

.badge { display: inline-block; padding: 2px 10px; border-radius: 99px; font-size: 0.8rem; font-weight: 600; border: 1px solid var(--line); background: #ffffff; }
.badge.submitted { color: var(--warn); border-color: var(--warn); background: #fff6e5; }
.badge.approved { color: var(--good); border-color: var(--good); background: #e8f6ee; }
.badge.rejected { color: var(--bad); border-color: var(--bad); background: #fdecea; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.85rem; word-break: break-all; }
.kv { display: grid; grid-template-columns: 170px 1fr; gap: 8px 16px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.qr { text-align: center; }
.qr svg { max-width: 220px; height: auto; background: #ffffff; padding: 8px; border-radius: 10px; border: 1px solid var(--line); }
.pager { display: flex; gap: 12px; align-items: center; margin-top: 14px; }
.ok { color: var(--good); font-weight: 600; }
.bad { color: var(--bad); font-weight: 600; }

@media (max-width: 820px) {
  .hero { grid-template-columns: 1fr; padding: 32px 22px; }
  .hero h1 { font-size: 2.4rem; }
  .hero-art { max-width: 340px; margin: 6px auto 0; }
  .features { grid-template-columns: 1fr; }
  .auth-split { grid-template-columns: 1fr; margin: 16px auto; }
  .auth-side { padding: 24px 22px; }
  .auth-side .hero-art { max-width: 220px; }
}
@media (max-width: 600px) {
  .kv { grid-template-columns: 1fr; }
  .narrow { margin-top: 20px; }
  .auth-form { padding: 26px 20px; }
}