* { box-sizing: border-box }

:root {
  color-scheme: light;
  --navy: #061329;
  --ink: #10243a;
  --muted: #475c70;
  --blue: #00658c;
  --blue-bright: #00c5ef;
  --green: #286716;
  --green-bright: #70f31b;
  --line: #cbd9e4;
  --surface: #fff;
  --canvas: #f0f5fa;
  --yellow-soft: #fff5c5;
}

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font: 16px/1.45 "Segoe UI", sans-serif;
}

header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .65rem 1rem;
  padding: .9rem max(1rem, calc((100% - 1100px) / 2));
  background: var(--navy);
  color: #d8e8f6;
  border-bottom: 3px solid var(--blue-bright);
}

header a {
  color: var(--blue-bright);
  font-size: 1.5rem;
  font-weight: 800;
  text-decoration: none;
}

header .brand { display: inline-flex; gap: .55rem; align-items: center }
header .brand img { display: block; border-radius: 8px }
header .brand-name { color: var(--blue-bright) }
header .brand-name span { color: var(--green-bright) }
header button { margin-left: auto }

header #update-app {
  padding: .45rem .65rem;
  border-radius: 8px;
  background: var(--green-bright);
  color: var(--navy);
  font-size: .9rem;
}

main { max-width: 1100px; margin: auto; padding: 1rem }
h1 { margin: .6rem 0; font-size: clamp(1.8rem, 5vw, 2.7rem); line-height: 1.1 }
h2 { margin-top: 0; font-size: 1.15rem }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 310px), 1fr));
  gap: 1rem;
  align-items: start;
}

section {
  padding: 1.2rem;
  overflow: auto;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 2px 8px #0613290d;
}

.wide { grid-column: 1 / -1 }
.login { max-width: 440px; margin: 6vh auto }
.login-logo { display: block; margin: 0 auto 1rem; border-radius: 18px }
nav, .actions { display: flex; flex-wrap: wrap; gap: .55rem; margin: 1rem 0 }
label { display: grid; gap: .2rem; margin-bottom: .7rem; font-weight: 600 }

input, select, textarea, button {
  padding: .55rem .7rem;
  border-radius: 8px;
  font: inherit;
}

input, select, textarea {
  width: 100%;
  border: 1px solid #91a7ba;
  background: #fbfdff;
  color: var(--ink);
}

button {
  min-height: 44px;
  border: 1px solid transparent;
  background: var(--blue);
  color: #fff;
  cursor: pointer;
}

button:hover:not(:disabled) { filter: brightness(.92) }
button:disabled { opacity: .6; cursor: wait }
button[data-kind], form button { background: var(--green) }
nav button { border-color: var(--line); background: #fff; color: var(--blue) }
nav button[aria-current=true] { background: var(--navy); color: #fff }
:focus-visible { outline: 3px solid #e3ad09; outline-offset: 2px }
main a { color: var(--blue); text-underline-offset: .16em }
.muted { color: var(--muted) }

table { width: 100%; border-collapse: collapse; text-align: left }
th, td { padding: .5rem; border-bottom: 1px solid var(--line) }
ul { padding-left: 1.3rem }
li { margin: .55rem 0; overflow-wrap: anywhere }
li form { margin-top: .7rem }

#message:empty { display: none }
#message {
  padding: .7rem;
  border: 1px solid #a4cf91;
  border-radius: 8px;
  background: #e9f7df;
  color: #214c14;
}

#message.error { border-color: #e3c654; background: var(--yellow-soft); color: #574000 }
.clock { color: var(--navy); font-size: 2.4rem; font-weight: 700; font-variant-numeric: tabular-nums }
[hidden] { display: none !important }