/* Ryan's Corner — lightweight accessible stylesheet (replaces Bootstrap 3 + jQuery).
   Goals: semantic, high-contrast, keyboard/screen-reader friendly, responsive, no framework. */

:root {
  --bg: #ffffff;
  --fg: #1a1a1a;
  --muted: #5a5f66;
  --accent: #0b5fb0;          /* AA-contrast blue */
  --accent-fg: #ffffff;
  --border: #d4d8dd;
  --surface: #f4f6f8;          /* wells / cards */
  --danger: #b3261e;
  --danger-bg: #fbe9e7;
  --success: #1b6b34;
  --success-bg: #e7f5ec;
  --focus: #ffbf47;            /* high-visibility focus ring */
  --maxw: 70rem;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171a; --fg: #e9ecef; --muted: #aab2bb; --accent: #5aa3ec; --accent-fg: #0a0d10;
    --border: #2c3238; --surface: #1c2024; --danger: #ff8a80; --danger-bg: #3a1f1d;
    --success: #8fe0a8; --success-bg: #16301f;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--fg);
  background: var(--bg);
}

/* Readable line length + page gutters */
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 1.25rem; }
main.container, main .container { padding-top: 1rem; }

/* Visible, high-contrast focus for keyboard users */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, [tabindex]:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

a { color: var(--accent); text-underline-offset: 2px; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 { line-height: 1.25; margin: 1.4em 0 .5em; }
h1 { font-size: 2rem; }
h2 { font-size: 1.6rem; }
h3 { font-size: 1.3rem; }
h4 { font-size: 1.1rem; }
p, ul, ol, dl { margin: 0 0 1rem; }
:focus-visible { scroll-margin-top: 1rem; }

/* ---- Skip link: hidden until focused ---- */
.skip-link {
  position: absolute; left: .5rem; top: -3rem;
  background: var(--accent); color: var(--accent-fg);
  padding: .6rem 1rem; border-radius: .4rem; z-index: 1000;
  transition: top .15s ease;
}
.skip-link:focus { top: .5rem; }

/* ---- Header / navigation ---- */
.site-header { background: var(--surface); border-bottom: 1px solid var(--border); }
.nav-inner { display: flex; align-items: center; flex-wrap: wrap; gap: .5rem; padding-top: .5rem; padding-bottom: .5rem; }
.brand { font-weight: 700; font-size: 1.25rem; color: var(--fg); text-decoration: none; margin-right: auto; }
.brand:hover { text-decoration: none; }
.nav-toggle {
  display: none; align-items: center; gap: .4rem;
  background: transparent; border: 1px solid var(--border); color: var(--fg);
  padding: .5rem .7rem; border-radius: .4rem; font: inherit; cursor: pointer;
}
nav[aria-label="Main"] { margin-left: auto; }
.nav-menu { display: flex; flex-wrap: wrap; gap: .25rem; list-style: none; margin: 0; padding: 0; }
.nav-menu a {
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .5rem .8rem; border-radius: .4rem; color: var(--fg); text-decoration: none;
}
.nav-menu a:hover { background: var(--border); text-decoration: none; }
.nav-menu a[aria-current="page"] { background: var(--accent); color: var(--accent-fg); font-weight: 600; }
.rc-ico { vertical-align: -0.125em; flex: none; }

@media (max-width: 700px) {
  .nav-toggle { display: inline-flex; }
  nav[aria-label="Main"] { width: 100%; margin-left: 0; }
  .nav-menu { display: none; flex-direction: column; width: 100%; padding-bottom: .5rem; }
  .nav-menu.open { display: flex; }
  .nav-menu a { padding: .7rem .8rem; }
}

/* ---- Simple flex grid (keeps old Bootstrap class names) ---- */
.row { display: flex; flex-wrap: wrap; gap: 1.25rem; }
.col-sm-5 { flex: 1 1 38%; min-width: 16rem; }
.col-sm-6, .col-md-6 { flex: 1 1 45%; min-width: 16rem; }
.col-sm-7 { flex: 1 1 55%; min-width: 18rem; }
.col-sm-12 { flex: 1 1 100%; }

/* ---- Boxes / messages ---- */
.well { background: var(--surface); border: 1px solid var(--border); border-radius: .5rem; padding: 1.25rem; }
.alert { border: 1px solid var(--border); border-left-width: .35rem; border-radius: .4rem; padding: .9rem 1.1rem; margin-bottom: 1rem; }
.alert h2 { font-size: 1.25rem; margin: 0 0 .25rem; display: flex; align-items: center; gap: .5rem; }
.alert-danger { background: var(--danger-bg); border-left-color: var(--danger); }
.alert-success { background: var(--success-bg); border-left-color: var(--success); }
.help-block { color: var(--muted); font-size: .95rem; }
.text-danger { color: var(--danger); }
.text-center { text-align: center; }

/* ---- Forms ---- */
label { font-weight: 600; }
input[type="text"], input[type="email"], textarea {
  width: 100%; font: inherit; color: var(--fg); background: var(--bg);
  border: 1px solid var(--border); border-radius: .4rem; padding: .6rem .7rem; margin-top: .25rem;
}
textarea { min-height: 8rem; }
input[type="submit"], .btn {
  display: inline-block; font: inherit; cursor: pointer;
  background: var(--accent); color: var(--accent-fg);
  border: 1px solid transparent; border-radius: .4rem; padding: .6rem 1.1rem; margin-top: .75rem;
  text-decoration: none;
}
input[type="submit"]:hover, .btn:hover { filter: brightness(1.08); }
.btn-default { background: var(--surface); color: var(--fg); border-color: var(--border); }

/* ---- Footer ---- */
footer { margin-top: 3rem; padding: 1.5rem 1.25rem; border-top: 1px solid var(--border); color: var(--muted); }
footer a { color: var(--accent); }

/* ---- Screen-reader-only (kept from Bootstrap names) ---- */
.sr-only {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.sr-only-focusable:focus, .sr-only-focusable:focus-within {
  position: static !important; width: auto; height: auto; margin: 0; overflow: visible; clip: auto; white-space: normal;
}

.social-links { display: flex; gap: 1.25rem; justify-content: center; flex-wrap: wrap; margin: 0 0 1rem; padding: 0; }
.social-links a { color: var(--accent); }