/* ==========================================================================
   Philadelphia Area CoDA Intergroup — style.css (rebuild)
   Mobile-first. Plain CSS, no build step required.
   ========================================================================== */

/* --- Fonts ---------------------------------------------------------------
   Fraunces: warm, humane display serif for headings.
   Public Sans: the typeface built for U.S. public-service sites — legible,
   neutral, and thematically apt for a community service organization.
   -------------------------------------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,600;9..144,700&family=Public+Sans:wght@400;500;600;700&display=swap');

/* --- Design tokens --------------------------------------------------------- */
:root {
  /* Color */
  --color-bg: #F5F9FC;
  --color-surface: #FFFFFF;
  --color-primary: #2B6CB0;
  --color-primary-dark: #1A4971;
  --color-accent: #7CA982;
  --color-accent-dark: #5C8863;
  --color-text: #1F2933;
  --color-text-muted: #52606D;
  --color-border: #D9E2EC;
  --color-focus: #F2C94C;

  /* Type */
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Public Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Fluid type scale: clamp(min, preferred, max) */
  --step--1: clamp(0.83rem, 0.8rem + 0.2vw, 0.9rem);
  --step-0:  clamp(1rem, 0.96rem + 0.25vw, 1.125rem);
  --step-1:  clamp(1.2rem, 1.1rem + 0.5vw, 1.4rem);
  --step-2:  clamp(1.5rem, 1.3rem + 1vw, 1.9rem);
  --step-3:  clamp(1.9rem, 1.5rem + 1.8vw, 2.6rem);

  /* Layout */
  --content-width: 68rem;
  --radius: 10px;
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
}

/* --- Reset / base ---------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.6;
}

img { max-width: 100%; height: auto; display: block; }

a {
  color: var(--color-primary);
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}
a:hover { color: var(--color-primary-dark); }

/* Visible keyboard focus everywhere — do not remove */
a:focus-visible,
button:focus-visible,
input:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-primary-dark);
  margin: 0 0 var(--space-2);
}
h1 { font-size: var(--step-3); font-weight: 700; }
h2 { font-size: var(--step-2); }
h3 { font-size: var(--step-1); }

p { margin: 0 0 var(--space-2); }

/* Skip link: hidden until focused, for keyboard/screen-reader users */
.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  background: var(--color-primary-dark);
  color: #fff;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius);
  z-index: 1000;
}
.skip-link:focus {
  left: var(--space-2);
  top: var(--space-2);
}

/* --- Layout shell ----------------------------------------------------------- */
.site-wrap {
  max-width: var(--content-width);
  margin-inline: auto;
  padding-inline: var(--space-2);
}

/* --- Header / Nav ------------------------------------------------------------
   Flexbox, wraps naturally on narrow screens instead of overflowing or
   relying on floats. No JS/hamburger needed at this nav size.
   -------------------------------------------------------------------------- */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header__inner {
  max-width: var(--content-width);
  margin-inline: auto;
  padding: var(--space-2);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.site-title {
  font-family: var(--font-display);
  font-size: var(--step-2);
  color: var(--color-primary-dark);
  text-decoration: none;
  margin: 0;
}
.site-title a { color: inherit; text-decoration: none; }

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.site-nav a {
  display: inline-block;
  padding: 0.5em 1em;
  border-radius: 999px; /* pill */
  font-weight: 600;
  font-size: var(--step--1);
  color: var(--color-primary-dark);
  text-decoration: none;
  transition: background-color 0.15s ease, color 0.15s ease;
}
.site-nav a:hover {
  background: var(--color-primary);
  color: #fff;
}
.site-nav a[aria-current="page"] {
  background: var(--color-primary-dark);
  color: #fff;
}

@media (prefers-reduced-motion: reduce) {
  .site-nav a { transition: none; }
}

@media (min-width: 700px) {
  .site-header__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

/* --- Main content ------------------------------------------------------------ */
.site-main {
  padding-block: var(--space-4);
}

.page-intro {
  color: var(--color-text-muted);
  font-size: var(--step-1);
  max-width: 44rem;
}

/* --- Cards ---------------------------------------------------------------
   Signature component: soft rounded card with a colored left accent.
   Replaces the old boxed-table / bordered-cell look. Modifiers set the
   accent color to carry meaning (info vs. announcement vs. contact).
   -------------------------------------------------------------------------- */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 5px solid var(--color-primary);
  border-radius: var(--radius);
  padding: var(--space-3);
  margin-bottom: var(--space-3);
}
.card--accent   { border-left-color: var(--color-accent); }
.card--muted    { border-left-color: var(--color-border); }

.card h3 { margin-top: 0; }

.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}
@media (min-width: 700px) {
  .card-grid--2 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .card-grid--3 { grid-template-columns: repeat(3, 1fr); }
}

/* --- Buttons ---------------------------------------------------------------- */
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--step--1);
  text-decoration: none;
  padding: 0.75em 1.5em;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
}
.btn--primary {
  background: var(--color-primary);
  color: #fff;
}
.btn--primary:hover { background: var(--color-primary-dark); color: #fff; }

.btn--outline {
  background: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
}
.btn--outline:hover { background: var(--color-primary); color: #fff; }

/* --- Pull quote --------------------------------------------------------------
   For shared program texts (Serenity Prayer, Traditions, etc.) — used
   sparingly, not for ordinary body copy.
   -------------------------------------------------------------------------- */
.pull-quote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--step-1);
  color: var(--color-primary-dark);
  text-align: center;
  max-width: 40rem;
  margin: var(--space-4) auto;
  padding-block: var(--space-3);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

/* --- Tables (used for genuinely tabular data only, e.g. meeting lists) ------
   Base rules only for now — the meetings list gets its own responsive
   treatment in a later pass.
   -------------------------------------------------------------------------- */
table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--step--1);
}
th, td {
  text-align: left;
  padding: var(--space-1) var(--space-2);
  border-bottom: 1px solid var(--color-border);
}
th {
  font-family: var(--font-body);
  color: var(--color-primary-dark);
}

/* --- Footer -------------------------------------------------------------- */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: var(--step--1);
  padding-block: var(--space-3);
  margin-top: var(--space-4);
}
.site-footer p { margin: 0 0 var(--space-1); }
.site-footer a { color: var(--color-text-muted); }

/* --- Utility ---------------------------------------------------------------- */
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}