/* ==========================================================================
   OYSA UI — framework-agnostic component styles
   Requires tokens.css (CSS custom properties) loaded first.
   Every class is prefixed `oysa-`. Modifiers use `--`, parts use `__`.
   State comes from real attributes (disabled, aria-*), not extra classes,
   except `is-loading`.
   ========================================================================== */

/* ---------- Base ---------------------------------------------------------- */
.oysa-base, body.oysa-base {
  margin: 0;
  background: var(--surface);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 24px;
  -webkit-font-smoothing: antialiased;
}
.oysa-base *, .oysa-base *::before, .oysa-base *::after { box-sizing: border-box; }
:where(.oysa-base a:not([class])), .oysa-link { color: var(--link); text-decoration: underline; text-underline-offset: 3px; }
:where(.oysa-base a:not([class])):hover, .oysa-link:hover { text-decoration-thickness: 2px; }
.oysa-base :focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 2px; }
.oysa-container { width: 100%; max-width: var(--content-max); margin: 0 auto; padding: 0 var(--space-4); }
@media (min-width: 1024px) { .oysa-container { padding: 0 var(--space-8); } }
.oysa-sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.oysa-stack { display: flex; flex-direction: column; gap: var(--space-5); }
.oysa-row { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: center; }
.oysa-grid { display: grid; gap: var(--space-6); grid-template-columns: 1fr; }
@media (min-width: 640px) { .oysa-grid--2, .oysa-grid--3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .oysa-grid--3 { grid-template-columns: repeat(3, 1fr); } }

/* Display type is always uppercase Eurostile. */
.oysa-display, .display, .heading-1, .heading-2, .heading-3, .eyebrow, .score { text-transform: uppercase; }

/* ---------- Icon (Lucide, 24px grid, 2px stroke, currentColor) ---------- */
.oysa-icon { display: inline-block; flex: none; width: 20px; height: 20px; vertical-align: -0.25em; stroke: currentColor; }
.oysa-icon--sm { width: 16px; height: 16px; }
.oysa-icon--lg { width: 24px; height: 24px; }
.oysa-icon--xl { width: 32px; height: 32px; }
.oysa-icon--muted { color: var(--ink-muted); }
.oysa-icon--highlight { color: var(--highlight); }
.oysa-icon-tile { display: inline-grid; place-items: center; width: 48px; height: 48px; border-radius: var(--radius-md); background: var(--surface-muted); color: var(--ink); }
.oysa-icon-tile--accent { background: var(--accent); color: var(--on-accent); }
.oysa-icon-tile--navy { background: var(--brand-navy); color: var(--brand-yellow); }
.oysa-icon-tile .oysa-icon { width: 24px; height: 24px; }
.oysa-inline-icon { display: inline-flex; align-items: center; gap: var(--space-2); }

/* ---------- Section heading (the brand-guidelines signature) --------------- */
.oysa-heading { margin: 0 0 var(--space-6); }
.oysa-heading__eyebrow { display: block; margin-bottom: var(--space-2); font: 700 13px/16px var(--font-display); letter-spacing: .08em; text-transform: uppercase; color: var(--highlight-ink); }
.oysa-heading__title { margin: 0; font: 700 28px/32px var(--font-display); text-transform: uppercase; color: var(--ink); }
.oysa-heading__title::after { content: ""; display: block; width: 56px; height: 4px; margin-top: var(--space-3); background: var(--highlight); }
.oysa-heading--lg .oysa-heading__title { font-size: 40px; line-height: 44px; }
.oysa-heading--center { text-align: center; }
.oysa-heading--center .oysa-heading__title::after { margin-left: auto; margin-right: auto; }

/* ---------- Button -------------------------------------------------------- */
.oysa-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  min-height: var(--control-md); padding: 0 var(--space-5);
  font: 700 15px/20px var(--font-sans); letter-spacing: .01em; text-decoration: none; white-space: nowrap;
  border: 2px solid transparent; border-radius: var(--radius-md); cursor: pointer;
  background: var(--primary); color: var(--on-primary);
  transition: background-color .15s ease, border-color .15s ease, color .15s ease;
}
.oysa-btn:hover { background: var(--primary-hover); }
.oysa-btn:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 2px; }
.oysa-btn svg { width: 18px; height: 18px; flex: none; }
.oysa-btn--secondary { background: transparent; color: var(--ink); border-color: var(--ink); }
.oysa-btn--secondary:hover { background: var(--surface-muted); }
.oysa-btn--accent { background: var(--accent); color: var(--on-accent); }
.oysa-btn--accent:hover { background: #ffe433; }
.oysa-btn--ghost { background: transparent; color: var(--ink); }
.oysa-btn--ghost:hover { background: var(--surface-muted); }
.oysa-btn--danger { background: var(--danger); color: var(--surface); }
.oysa-btn--danger:hover { background: var(--danger); filter: brightness(.92); }
.oysa-btn--sm { min-height: var(--control-sm); padding: 0 var(--space-3); font-size: 14px; }
.oysa-btn--lg { min-height: var(--control-lg); padding: 0 var(--space-8); font-size: 17px; }
.oysa-btn--block { display: flex; width: 100%; }
.oysa-btn:disabled, .oysa-btn[aria-disabled="true"] { opacity: .45; cursor: not-allowed; pointer-events: none; }
.oysa-btn.is-loading { position: relative; color: transparent !important; pointer-events: none; }
.oysa-btn.is-loading::after {
  content: ""; position: absolute; width: 18px; height: 18px; border-radius: 50%;
  border: 2px solid var(--on-primary); border-right-color: transparent; animation: oysa-spin .7s linear infinite;
}
.oysa-btn--secondary.is-loading::after, .oysa-btn--ghost.is-loading::after { border-color: var(--ink); border-right-color: transparent; }
.oysa-btn--accent.is-loading::after { border-color: var(--on-accent); border-right-color: transparent; }
@keyframes oysa-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .oysa-btn.is-loading::after { animation-duration: 2s; } }

/* ---------- Badge --------------------------------------------------------- */
.oysa-badge {
  display: inline-flex; align-items: center; gap: var(--space-1);
  padding: 2px var(--space-2); border-radius: var(--radius-sm);
  font: 700 12px/16px var(--font-sans); letter-spacing: .02em; text-transform: uppercase; white-space: nowrap;
  background: var(--surface-muted); color: var(--ink); border: 1px solid var(--line);
}
.oysa-badge svg { width: 12px; height: 12px; }
.oysa-badge--accent  { background: var(--accent); color: var(--on-accent); border-color: transparent; }
.oysa-badge--success { background: var(--success-soft); color: var(--success); border-color: transparent; }
.oysa-badge--warning { background: var(--warning-soft); color: var(--warning); border-color: transparent; }
.oysa-badge--danger  { background: var(--danger-soft);  color: var(--danger);  border-color: transparent; }
.oysa-badge--info    { background: var(--info-soft);    color: var(--info);    border-color: transparent; }
.oysa-badge--pill { border-radius: var(--radius-full); padding: 2px var(--space-3); }

/* ---------- Card ---------------------------------------------------------- */
.oysa-card {
  display: flex; flex-direction: column; gap: var(--space-3);
  padding: var(--space-4); background: var(--surface-raised); color: var(--ink);
  border: 1px solid var(--line); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm);
}
@media (min-width: 768px) { .oysa-card { padding: var(--space-6); } }
.oysa-card__eyebrow { font: 700 13px/16px var(--font-display); letter-spacing: .08em; text-transform: uppercase; color: var(--highlight-ink); }
.oysa-card__title { margin: 0; font: 700 20px/24px var(--font-display); text-transform: uppercase; }
.oysa-card__body { margin: 0; color: var(--ink-muted); }
.oysa-card__footer { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: center; margin-top: auto; padding-top: var(--space-3); border-top: 1px solid var(--line); }
.oysa-card--feature { border-top: 4px solid var(--highlight); }
.oysa-card--inverse { background: var(--brand-navy); color: #ffffff; border-color: var(--brand-navy); }
.oysa-card--inverse .oysa-card__body { color: #d7ddef; }
.oysa-card--inverse .oysa-card__eyebrow { color: var(--brand-yellow); }
a.oysa-card { text-decoration: none; }
a.oysa-card:hover { border-color: var(--line-strong); }

/* ---------- Form fields --------------------------------------------------- */
.oysa-field { display: flex; flex-direction: column; gap: var(--space-2); }
.oysa-label { font: 700 14px/20px var(--font-sans); color: var(--ink); }
.oysa-label .oysa-required { color: var(--danger); margin-left: 2px; }
.oysa-input, .oysa-select, .oysa-textarea {
  width: 100%; min-height: var(--control-md); padding: 0 var(--space-3);
  font: 400 16px/24px var(--font-sans); color: var(--ink);
  background: var(--surface-raised); border: 1px solid var(--line-strong); border-radius: var(--radius-sm);
}
.oysa-textarea { padding: var(--space-2) var(--space-3); min-height: 112px; resize: vertical; }
.oysa-input::placeholder, .oysa-textarea::placeholder { color: var(--ink-muted); }
.oysa-input:hover, .oysa-select:hover, .oysa-textarea:hover { border-color: var(--ink); }
.oysa-input:focus-visible, .oysa-select:focus-visible, .oysa-textarea:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 1px; border-color: var(--ink); }
.oysa-select {
  appearance: none; -webkit-appearance: none; padding-right: 40px; cursor: pointer;
  background-image: linear-gradient(45deg, transparent 50%, currentColor 50%), linear-gradient(135deg, currentColor 50%, transparent 50%);
  background-position: calc(100% - 20px) 50%, calc(100% - 14px) 50%;
  background-size: 6px 6px, 6px 6px; background-repeat: no-repeat;
}
.oysa-input:disabled, .oysa-select:disabled, .oysa-textarea:disabled { background: var(--surface-muted); color: var(--ink-muted); cursor: not-allowed; }
.oysa-hint { font: 400 14px/20px var(--font-sans); color: var(--ink-muted); }
.oysa-error { display: flex; gap: var(--space-1); align-items: flex-start; font: 700 14px/20px var(--font-sans); color: var(--danger); }
.oysa-error svg { width: 16px; height: 16px; flex: none; margin-top: 2px; }
.oysa-input[aria-invalid="true"], .oysa-select[aria-invalid="true"], .oysa-textarea[aria-invalid="true"] { border: 2px solid var(--danger); }

/* ---------- Checkbox & radio --------------------------------------------- */
.oysa-check { display: flex; gap: var(--space-3); align-items: flex-start; min-height: var(--tap-min); padding: 10px 0; cursor: pointer; font: 400 16px/24px var(--font-sans); color: var(--ink); }
.oysa-check input {
  appearance: none; -webkit-appearance: none; flex: none; margin: 2px 0 0;
  width: 20px; height: 20px; border: 2px solid var(--line-strong); border-radius: var(--radius-sm);
  background: var(--surface-raised); display: grid; place-content: center; cursor: pointer;
}
.oysa-check input[type="radio"] { border-radius: var(--radius-full); }
.oysa-check input::before { content: ""; width: 10px; height: 10px; transform: scale(0); background: var(--on-primary); transition: transform .1s ease; }
.oysa-check input[type="checkbox"]::before { clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0%, 43% 62%); }
.oysa-check input[type="radio"]::before { border-radius: 50%; }
.oysa-check input:checked { background: var(--primary); border-color: var(--primary); }
.oysa-check input:checked::before { transform: scale(1); }
.oysa-check input:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 2px; }
.oysa-check input:disabled { opacity: .45; cursor: not-allowed; }
.oysa-check__hint { display: block; font-size: 14px; line-height: 20px; color: var(--ink-muted); }
.oysa-fieldset { border: 0; margin: 0; padding: 0; }
.oysa-fieldset legend { padding: 0; margin-bottom: var(--space-1); font: 700 14px/20px var(--font-sans); color: var(--ink); }

/* ---------- Alert --------------------------------------------------------- */
.oysa-alert {
  display: flex; gap: var(--space-3); align-items: flex-start;
  padding: var(--space-3) var(--space-4); border-radius: var(--radius-md);
  background: var(--info-soft); color: var(--ink); border: 1px solid var(--info);
}
.oysa-alert__icon { flex: none; width: 20px; height: 20px; margin-top: 2px; color: var(--info); }
.oysa-alert__title { display: block; font: 700 16px/24px var(--font-sans); color: var(--info); }
.oysa-alert__body { margin: 0; font: 400 14px/20px var(--font-sans); color: var(--ink); }
.oysa-alert--success { background: var(--success-soft); border-color: var(--success); }
.oysa-alert--success .oysa-alert__icon, .oysa-alert--success .oysa-alert__title { color: var(--success); }
.oysa-alert--warning { background: var(--warning-soft); border-color: var(--warning); }
.oysa-alert--warning .oysa-alert__icon, .oysa-alert--warning .oysa-alert__title { color: var(--warning); }
.oysa-alert--danger { background: var(--danger-soft); border-color: var(--danger); }
.oysa-alert--danger .oysa-alert__icon, .oysa-alert--danger .oysa-alert__title { color: var(--danger); }

/* ---------- Tabs ---------------------------------------------------------- */
.oysa-tabs { display: flex; gap: var(--space-1); border-bottom: 1px solid var(--line); overflow-x: auto; scrollbar-width: none; }
.oysa-tab {
  position: relative; flex: none; min-height: var(--tap-min); padding: 0 var(--space-4);
  font: 700 14px/20px var(--font-display); letter-spacing: .06em; text-transform: uppercase;
  background: none; border: 0; color: var(--ink-muted); cursor: pointer; text-decoration: none;
  display: inline-flex; align-items: center;
}
.oysa-tab:hover { color: var(--ink); }
.oysa-tab[aria-selected="true"], .oysa-tab[aria-current="page"] { color: var(--ink); }
.oysa-tab[aria-selected="true"]::after, .oysa-tab[aria-current="page"]::after { content: ""; position: absolute; left: var(--space-2); right: var(--space-2); bottom: -1px; height: 4px; background: var(--highlight); border-radius: 2px 2px 0 0; }
.oysa-tab:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: -2px; border-radius: var(--radius-md); }
.oysa-tabpanel { padding-top: var(--space-6); }
.oysa-tabpanel[hidden] { display: none; }

/* ---------- Site header --------------------------------------------------- */
.oysa-header { background: var(--brand-navy); color: #ffffff; border-bottom: 4px solid var(--brand-yellow); }
.oysa-header__inner { display: flex; align-items: center; gap: var(--space-4); min-height: 72px; }
.oysa-header__brand { display: flex; align-items: center; gap: var(--space-3); color: #ffffff; text-decoration: none; margin-right: auto; }
.oysa-header__brand img { width: 48px; height: 48px; flex: none; }
.oysa-header__name { font: 700 16px/18px var(--font-display); letter-spacing: .02em; text-transform: uppercase; }
.oysa-header__name small { display: block; font: 700 11px/14px var(--font-display); letter-spacing: .1em; color: var(--brand-yellow); }
.oysa-header__nav { display: none; align-items: center; gap: var(--space-1); }
.oysa-header__nav a { padding: var(--space-2) var(--space-3); min-height: var(--tap-min); display: inline-flex; align-items: center; color: #ffffff; text-decoration: none; font: 700 14px/20px var(--font-sans); border-radius: var(--radius-md); }
.oysa-header__nav a:hover { background: #1a3590; }
.oysa-header__nav a[aria-current="page"] { box-shadow: inset 0 -3px 0 var(--brand-yellow); border-radius: 0; }
.oysa-header a:focus-visible, .oysa-header button:focus-visible { outline: 2px solid var(--brand-yellow); outline-offset: 2px; }
.oysa-header .oysa-btn--accent { margin-left: var(--space-2); }
.oysa-header__toggle { display: inline-flex; align-items: center; justify-content: center; width: var(--tap-min); height: var(--tap-min); background: none; border: 2px solid #ffffff55; border-radius: var(--radius-md); color: #ffffff; cursor: pointer; }
.oysa-header__toggle svg { width: 22px; height: 22px; }
.oysa-header__cta { display: none; }
.oysa-header__menu { display: none; padding: var(--space-2) 0 var(--space-4); border-top: 1px solid #ffffff22; }
.oysa-header__menu a { display: flex; align-items: center; min-height: var(--tap-min); color: #ffffff; text-decoration: none; font: 700 16px/24px var(--font-sans); }
.oysa-header__menu .oysa-btn { margin-top: var(--space-3); }
.oysa-header[data-open="true"] .oysa-header__menu { display: block; }
@media (min-width: 768px) {
  .oysa-header__nav, .oysa-header__cta { display: flex; }
  .oysa-header__toggle, .oysa-header[data-open="true"] .oysa-header__menu { display: none; }
  .oysa-header__brand img { width: 56px; height: 56px; }
  .oysa-header__name { font-size: 18px; line-height: 20px; }
}

/* ---------- Match card ---------------------------------------------------- */
.oysa-match { background: var(--surface-raised); border: 1px solid var(--line); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); overflow: hidden; color: var(--ink); }
.oysa-match__meta { display: flex; justify-content: space-between; align-items: center; gap: var(--space-2); padding: var(--space-2) var(--space-4); background: var(--surface-muted); font: 700 12px/16px var(--font-display); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-muted); }
.oysa-match__teams { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: var(--space-3); padding: var(--space-4); }
.oysa-match__team { display: flex; flex-direction: column; align-items: center; gap: var(--space-2); text-align: center; font: 700 14px/18px var(--font-sans); }
.oysa-match__team img, .oysa-match__crest { width: 48px; height: 48px; border-radius: var(--radius-full); }
.oysa-match__crest { display: grid; place-items: center; background: var(--surface-muted); border: 2px solid var(--line); font: 700 16px/1 var(--font-display); color: var(--ink-muted); }
.oysa-match__score { font: 700 44px/44px var(--font-display); letter-spacing: -.01em; white-space: nowrap; font-variant-numeric: tabular-nums; }
.oysa-match__vs { font: 700 13px/16px var(--font-display); letter-spacing: .08em; color: var(--ink-muted); text-align: center; }
.oysa-match__vs strong { display: block; font-size: 20px; line-height: 24px; color: var(--ink); letter-spacing: 0; }
.oysa-match__footer { display: flex; justify-content: space-between; align-items: center; gap: var(--space-2); padding: var(--space-3) var(--space-4); border-top: 1px solid var(--line); font: 400 14px/20px var(--font-sans); color: var(--ink-muted); }
.oysa-live { display: inline-flex; align-items: center; gap: var(--space-1); color: var(--ink); }
.oysa-live::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--highlight); }

/* ---------- Table --------------------------------------------------------- */
.oysa-table-wrap { width: 100%; overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface-raised); }
.oysa-table { width: 100%; border-collapse: collapse; font: 400 14px/20px var(--font-sans); color: var(--ink); }
.oysa-table caption { text-align: left; padding: var(--space-3) var(--space-4); font: 700 16px/24px var(--font-display); text-transform: uppercase; }
.oysa-table th { text-align: left; padding: var(--space-3) var(--space-4); background: var(--surface-muted); font: 700 12px/16px var(--font-display); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-muted); border-bottom: 1px solid var(--line); white-space: nowrap; }
.oysa-table td { padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--line); vertical-align: middle; }
.oysa-table tbody tr:last-child td { border-bottom: 0; }
.oysa-table tbody tr:hover td { background: var(--surface-muted); }
.oysa-table .is-num { text-align: right; font-variant-numeric: tabular-nums; }
.oysa-table__jersey { display: inline-grid; place-items: center; min-width: 32px; height: 32px; padding: 0 var(--space-1); border-radius: var(--radius-sm); background: var(--brand-navy); color: #ffffff; font: 700 15px/1 var(--font-display); }

/* ---------- Stepper ------------------------------------------------------- */
.oysa-steps { display: flex; list-style: none; margin: 0; padding: 0; counter-reset: oysa-step; }
.oysa-step { position: relative; flex: 1; display: flex; flex-direction: column; align-items: center; gap: var(--space-2); text-align: center; counter-increment: oysa-step; font: 700 12px/16px var(--font-sans); color: var(--ink-muted); }
.oysa-step::before { content: counter(oysa-step); position: relative; z-index: 1; display: grid; place-items: center; width: 36px; height: 36px; border-radius: var(--radius-full); border: 2px solid var(--line-strong); background: var(--surface); font: 700 16px/1 var(--font-display); color: var(--ink-muted); }
.oysa-step + .oysa-step::after { content: ""; position: absolute; top: 17px; right: 50%; width: 100%; height: 2px; background: var(--line-strong); }
.oysa-step[data-state="done"]::before { content: "\2713"; background: var(--primary); border-color: var(--primary); color: var(--on-primary); }
.oysa-step[data-state="done"] + .oysa-step::after, .oysa-step[data-state="current"]::after { background: var(--highlight); }
.oysa-step[data-state="current"]::before { border-color: var(--highlight); border-width: 3px; color: var(--ink); }
.oysa-step[data-state="current"], .oysa-step[data-state="done"] { color: var(--ink); }
.oysa-step__label { max-width: 12ch; }
@media (max-width: 479px) { .oysa-step__label { display: none; } .oysa-step[data-state="current"] .oysa-step__label { display: block; } }

/* ---------- Footer -------------------------------------------------------- */
.oysa-footer { background: var(--brand-navy); color: #d7ddef; padding: var(--space-12) 0 var(--space-8); font: 400 14px/20px var(--font-sans); }
.oysa-footer a { color: #ffffff; text-decoration: underline; text-underline-offset: 3px; }
.oysa-footer__top { display: flex; flex-wrap: wrap; gap: var(--space-8); justify-content: space-between; }
.oysa-footer__brand { display: flex; gap: var(--space-3); align-items: center; }
.oysa-footer__brand img { width: 64px; height: 64px; }
.oysa-footer__title { font: 700 13px/16px var(--font-display); letter-spacing: .08em; text-transform: uppercase; color: var(--brand-yellow); margin: 0 0 var(--space-2); }
.oysa-footer__list { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-2); }
.oysa-footer__legal { margin-top: var(--space-8); padding-top: var(--space-4); border-top: 1px solid #ffffff22; font-size: 12px; line-height: 16px; }

/* ---------- Preview helper (design-system pages only) --------------------- */
.oysa-preview { padding: var(--space-4); background: var(--surface); color: var(--ink); font-family: var(--font-sans); }