:root {
  --font-sans: "Avenir Next", "Segoe UI", system-ui, sans-serif;
  --ink: #15191f;
  --muted: #5d6875;
  --canvas: #d9dde2;
  --surface: #fff;
  --chrome: #171b20;
  --primary: #155eef;
  --primary-hover: #0b46bd;
  --danger: #b42318;
  --focus: #ffbf47;
  --border: #aab2bc;
  --radius: 0.65rem;
  --shadow: 0 0.2rem 0.55rem rgb(20 28 38 / 18%);
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
}

* { box-sizing: border-box; }
html { min-width: 20rem; background: var(--canvas); }
body { min-height: 100vh; margin: 0; color: var(--ink); background: var(--canvas); font-family: var(--font-sans); line-height: 1.5; }
a { color: var(--primary-hover); }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 0.2rem solid var(--focus); outline-offset: 0.15rem; }

.skip-link { position: fixed; z-index: 100; top: var(--space-2); left: var(--space-2); padding: var(--space-2) var(--space-3); color: var(--ink); background: var(--focus); transform: translateY(-200%); }
.skip-link:focus { transform: translateY(0); }
.site-header { color: #f5f7fa; background: linear-gradient(180deg, #2a3038, var(--chrome)); border-bottom: 1px solid #050607; box-shadow: var(--shadow); }
.site-header__inner { display: flex; max-width: 76rem; min-height: 3.5rem; margin-inline: auto; align-items: center; gap: var(--space-4); padding-inline: var(--space-4); }
.site-brand { color: #fff; font-weight: 750; letter-spacing: 0.04em; text-decoration: none; text-transform: uppercase; }
.top-nav { display: flex; margin-left: auto; gap: var(--space-1); }
.top-nav form { margin: 0; }
.top-nav button { background: transparent; border: 0; font: inherit; cursor: pointer; }
.top-nav__link { min-height: 2.75rem; padding: 0.7rem 0.9rem; color: #e7ebf0; border-radius: 0.3rem; text-decoration: none; }
.top-nav__link:hover, .top-nav__link[aria-current="page"] { color: #fff; background: rgb(255 255 255 / 14%); }
.page-shell { width: min(100% - 2rem, 76rem); margin: var(--space-6) auto var(--space-8); }
.page-heading { display: flex; margin-bottom: var(--space-4); align-items: end; justify-content: space-between; gap: var(--space-4); }
.page-heading h1, .page-heading h2, .page-heading p { margin: 0; }
.page-heading p, .form-help { color: var(--muted); }
.stack { display: grid; gap: var(--space-4); }
.cluster { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-3); }
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr)); gap: var(--space-4); }
.metric-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr)); gap: var(--space-3); }
.metric { display: grid; min-height: 7rem; padding: var(--space-4); align-content: center; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.metric strong { font-size: clamp(1.8rem, 5vw, 2.7rem); line-height: 1; }
.metric span { color: var(--muted); }
.panel { padding: var(--space-4); background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.narrow { max-width: 42rem; margin-inline: auto; }
.eyebrow { margin: 0; color: var(--muted); font-size: 0.78rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
.notice { padding: var(--space-3); background: #fff0c2; border-left: 0.3rem solid #b7791f; }
.grid { display: grid; gap: var(--space-4); }
.grid--two { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.card { padding: var(--space-4); overflow: hidden; background: linear-gradient(180deg, var(--surface), #f2f4f6); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.card__header { display: flex; margin: calc(var(--space-4) * -1) calc(var(--space-4) * -1) var(--space-4); padding: var(--space-3) var(--space-4); align-items: center; justify-content: space-between; gap: var(--space-3); background: #e4e8ed; border-bottom: 1px solid var(--border); }
.card__header h2 { margin: 0; font-size: 1.05rem; }
.button { display: inline-flex; min-height: 2.65rem; padding: 0.6rem 1rem; align-items: center; justify-content: center; color: #fff; background: var(--primary); border: 1px solid var(--primary-hover); border-radius: 0.3rem; font: inherit; font-weight: 700; text-decoration: none; cursor: pointer; }
.button:hover { background: var(--primary-hover); }
.button--secondary { color: var(--ink); background: var(--surface); border-color: var(--border); }
.button--danger { background: var(--danger); border-color: #7a271a; }
.toolbar { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.filters { display: grid; grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr)); gap: var(--space-3); align-items: end; }
.pagination { display: flex; align-items: center; justify-content: center; gap: var(--space-3); }
.badge { display: inline-flex; padding: 0.15rem 0.55rem; align-items: center; border: 1px solid currentcolor; border-radius: 999px; font-size: 0.8rem; font-weight: 700; }
.badge--success { color: #0b5c36; background: #d8f3e5; }
.badge--warning { color: #704004; background: #fff0c2; }
.badge--danger { color: #8d1b12; background: #fee4e2; }
.alert { padding: var(--space-3) var(--space-4); color: #17324d; background: #dceeff; border: 1px solid #65a7e8; border-left-width: 0.35rem; border-radius: 0.3rem; }
.alert--danger { color: #6b160e; background: #fee4e2; border-color: var(--danger); }

.form-stack, .form-field { display: grid; gap: var(--space-4); }
.form-field { gap: var(--space-1); }
.form-field label { font-weight: 700; }
.form-field input, .form-field select, .form-field textarea, .form-stack input, .form-stack select, .form-stack textarea, .panel input, .panel select, .panel textarea { width: 100%; min-height: 2.65rem; padding: 0.55rem 0.65rem; color: var(--ink); background: var(--surface); border: 1px solid #75808d; border-radius: 0.3rem; font: inherit; }
.errorlist { color: var(--danger); font-weight: 700; }
.form-help { font-size: 0.875rem; }
.table-shell { overflow-x: auto; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
table { width: 100%; border-collapse: collapse; }
th, td { padding: var(--space-3); text-align: left; border-bottom: 1px solid #d5dae0; }
thead th { background: #e4e8ed; font-size: 0.88rem; }
tbody tr:nth-child(even) { background: #f7f8fa; }

.medal-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr)); gap: var(--space-3); }
.medal-card { min-height: 9rem; padding: var(--space-3); text-align: center; background: radial-gradient(circle at 50% 25%, #fff 0 15%, #d9dee5 60%, #aab3be 100%); border: 1px solid #737e8b; border-radius: var(--radius); }
.medal-card__icon { display: grid; width: 4rem; height: 4rem; margin: 0 auto var(--space-2); place-items: center; color: #2c250e; background: linear-gradient(145deg, #fff0a8, #c69622); border: 0.25rem double #755712; border-radius: 50%; font-size: 1.5rem; font-weight: 800; }
.medal-card strong, .medal-card span { display: block; }
.medal-card span { color: var(--muted); font-size: 0.82rem; }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

@media (max-width: 48rem) {
  .site-header__inner, .page-heading { align-items: stretch; flex-direction: column; }
  .site-header__inner { padding-block: var(--space-3); }
  .top-nav { width: 100%; margin: 0; overflow-x: auto; }
  .grid--two { grid-template-columns: 1fr; }
  .page-shell { width: min(100% - 1rem, 76rem); margin-top: var(--space-3); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; }
}