/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root{
  --color-bg: #fafbe6;
  --color-surface: #ede7d9;
  --color-text: #263d8c;
  --color-border: #fafbe6;
  --color-brand: #9e1f62;
  --color-accent: #486179;
  --font-heading: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Open Sans';
  --radius: 0px;
  /* Extended spacing & layout tokens */
  --space-xs: 0.375rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 7rem;
  --max-w: 79.5rem;
  --header-h: 4.5rem;
  /* Derived tones */
  --color-brand-dark: color-mix(in srgb, var(--color-brand) 80%, #000);
  --color-accent-dark: color-mix(in srgb, var(--color-accent) 80%, #000);
  --color-brand-faint: color-mix(in srgb, var(--color-brand) 8%, var(--color-bg));
  --color-text-muted: color-mix(in srgb, var(--color-text) 60%, var(--color-bg));
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; scroll-behavior: smooth; }

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
}

main { flex: 1 0 auto; }
footer { margin-top: auto; }

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

a {
  color: var(--color-brand);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 0.18s;
}
a:hover { color: var(--color-brand-dark); }

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-brand);
  outline-offset: 3px;
}

strong { font-weight: 700; }
em { font-style: italic; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-brand);
  line-height: 1.12;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.25rem, 5vw, 4rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 600; }
h3 { font-size: clamp(1.15rem, 2.2vw, 1.5rem); font-weight: 600; }

p { max-width: 68ch; }

/* Uppercase label utility */
.label-caps {
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #83403a;
  max-width: none;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.65rem 1.6rem;
  border-radius: var(--radius);
  transition: background 0.18s, color 0.18s, border-color 0.18s;
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-bg);
  border-color: var(--color-accent);
}
.btn-primary:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: var(--color-bg);
}

.btn-secondary {
  background: var(--color-bg);
  color: var(--color-accent);
  border-color: var(--color-accent);
}
.btn-secondary:hover {
  background: color-mix(in srgb, var(--color-bg) 85%, var(--color-accent));
  color: var(--color-accent-dark);
}

.btn:focus-visible {
  outline: 2px solid var(--color-brand);
  outline-offset: 3px;
}

/* ============================================================
   SITE HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  height: 5.625rem;
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.brand-link {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
}

.site-logo {
  height: 5.625rem;
  width: auto;
  object-fit: contain;
}

/* Nav */
[data-site-nav] {
  display: flex;
  align-items: center;
  gap: 0.125rem;
  margin-left: auto;
}

[data-nav-link] {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--color-text);
  padding: 0.45rem 0.75rem;
  border-bottom: 2px solid transparent;
  transition: color 0.18s, border-color 0.18s;
}

[data-nav-link]:hover {
  color: var(--color-brand);
}

[data-nav-link][aria-current="page"] {
  color: var(--color-brand);
  border-bottom-color: var(--color-brand);
}

/* ── Hamburger (CSS-only, no JS) ── */
.nav-checkbox {
  position: absolute;
  opacity: 0;
  pointer-events: none;
  width: 0;
  height: 0;
}

.nav-toggle-label {
  display: none; /* shown only on narrow screens */
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.25rem;
  height: 2.25rem;
  cursor: pointer;
  margin-left: auto;
  flex-shrink: 0;
  padding: 0.25rem;
}

.nav-toggle-label span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-text);
  border-radius: 1px;
  transition: transform 0.22s ease, opacity 0.18s ease;
  transform-origin: center;
}

/* Animate to × when open */
.nav-checkbox:checked ~ .nav-toggle-label span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-checkbox:checked ~ .nav-toggle-label span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav-checkbox:checked ~ .nav-toggle-label span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Focus ring on the label (keyboard-accessible) */
.nav-checkbox:focus-visible ~ .nav-toggle-label {
  outline: 2px solid var(--color-brand);
  outline-offset: 3px;
}

@media (max-width: 767px) {
  .nav-toggle-label { display: flex; }

  /* Hide nav by default; reveal when checkbox is checked */
  [data-site-nav] {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 200;
    flex-direction: column;
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
    border-bottom: 2px solid var(--color-brand);
    padding: var(--space-sm) 0;
    gap: 0;
    margin-left: 0;
  }

  .nav-checkbox:checked ~ [data-site-nav] {
    display: flex;
  }

  [data-nav-link] {
    padding: 0.75rem var(--space-md);
    font-size: 0.8125rem;
    border-bottom: none;
    border-left: 3px solid transparent;
    transition: color 0.18s, border-color 0.18s, background 0.18s;
  }

  [data-nav-link]:hover {
    background: color-mix(in srgb, var(--color-bg) 80%, var(--color-accent));
  }

  [data-nav-link][aria-current="page"] {
    border-left-color: var(--color-brand);
    border-bottom: none;
    background: color-mix(in srgb, var(--color-bg) 88%, var(--color-brand));
  }

  /* Header must be position:relative so the dropdown anchors to it */
  .site-header {
    position: sticky; /* keeps sticky, but now also relative for the dropdown */
  }

  .header-inner {
    position: relative;
    flex-wrap: nowrap;
    height: auto;
    min-height: 4.375rem;
    padding: 0 var(--space-md);
    gap: var(--space-sm);
  }

  .site-logo { height: 4.375rem; }
}

/* ============================================================
   SITE FOOTER
   ============================================================ */
.site-footer {
  background: var(--color-accent);
  color: color-mix(in srgb, var(--color-bg) 85%, #fff);
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--space-xl) var(--space-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-lg);
}

.footer-brand {
  text-align: left;
}

.footer-choir-name {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
  max-width: none;
}

.footer-tagline {
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: color-mix(in srgb, #fff 70%, var(--color-accent));
  max-width: none;
}

.footer-contact {
  text-align: right;
}

.footer-contact a {
  color: color-mix(in srgb, var(--color-bg) 85%, #fff);
  font-size: 0.9375rem;
  text-decoration: none;
  max-width: none;
}
.footer-contact a:hover {
  color: #fff;
  text-decoration: underline;
}

@media (max-width: 600px) {
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-lg) var(--space-md);
  }
  .footer-contact {
    text-align: left;
  }
}

/* ============================================================
   STYLE GUIDE — PAGE WRAPPER
   ============================================================ */
.sg-wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--space-xl) var(--space-lg) var(--space-2xl);
}

.sg-intro {
  border-left: 3px solid var(--color-brand);
  padding-left: var(--space-md);
  margin-bottom: var(--space-xl);
}

.sg-intro .sg-label {
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-brand);
  margin-bottom: var(--space-xs);
  max-width: none;
}

.sg-page-title {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.sg-desc {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

.sg-section {
  margin-bottom: var(--space-xl);
}

.sg-section-heading {
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-lg);
}

.sg-specimen {
  background: var(--color-surface);
  padding: var(--space-lg) clamp(var(--space-md), 4vw, var(--space-xl));
  border: 1px solid var(--color-border);
}

.sg-specimen--type .specimen-label {
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
  max-width: none;
}

.sg-specimen--type .specimen-label:first-child { margin-top: 0; }

.specimen-h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.25rem, 5vw, 4rem);
  font-weight: 700;
  color: var(--color-brand);
  letter-spacing: -0.02em;
  line-height: 1.05;
}

.specimen-h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 600;
  color: var(--color-brand);
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.specimen-h3 {
  font-family: var(--font-heading);
  font-size: clamp(1.15rem, 2.2vw, 1.5rem);
  font-weight: 600;
  color: var(--color-brand);
  line-height: 1.2;
}

.sg-specimen--swatches {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: var(--space-md);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
}

.swatch-group { display: flex; flex-direction: column; gap: 0.4rem; }

.swatch {
  width: 100%;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: flex-end;
  padding: 0.5rem;
  border-radius: var(--radius);
}

.swatch--bordered { border: 1px solid var(--color-border); }

.swatch-label {
  font-family: var(--font-heading);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.swatch-label--light { color: rgba(255,255,255,0.85); }
.swatch-label--dark  { color: rgba(0,0,0,0.55); }

.swatch-name {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text);
  max-width: none;
}

.swatch-role {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  line-height: 1.4;
  max-width: none;
}

.sg-specimen--buttons { background: var(--color-bg); }
.btn-row { display: flex; flex-wrap: wrap; gap: var(--space-md); align-items: center; }
.sg-specimen--buttons .specimen-label { margin-top: 0; }

.concert-card {
  max-width: 46rem;
}

.card-title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  color: var(--color-brand);
  letter-spacing: -0.015em;
  margin-top: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.card-meta {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: 0.03em;
  margin-bottom: var(--space-md);
  max-width: none;
}

.card-meta time { color: var(--color-accent); font-weight: 600; }

.card-body {
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.concert-card .label-caps { margin-bottom: 0; }

/* ============================================================
   INNER PAGE — PAGE HEADER
   ============================================================ */
.page-header {
  background: #486179;
  border-bottom: 1px solid color-mix(in srgb, #486179 70%, #000);
  padding: var(--space-xl) 0 var(--space-lg);
  color: #ffffff;
}

.page-header .label-caps {
  margin-bottom: var(--space-sm);
  color: #daffff;
}

.page-header h1 {
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
  color: var(--color-bg);
}

.page-lead {
  font-family: var(--font-body);
  font-size: clamp(1.0625rem, 1.8vw, 1.25rem);
  line-height: 1.6;
  color: #ffffff;
  max-width: 60ch;
  font-weight: 400;
}

/* Page-header button overrides */
.page-header .btn-primary {
  background: var(--color-bg);
  color: #486179;
  border-color: var(--color-bg);
}
.page-header .btn-primary:hover {
  background: color-mix(in srgb, var(--color-bg) 85%, #486179);
  border-color: color-mix(in srgb, var(--color-bg) 85%, #486179);
  color: #486179;
}

.page-header .btn-secondary {
  background: #486179;
  color: var(--color-bg);
  border-color: var(--color-bg);
}
.page-header .btn-secondary:hover {
  background: color-mix(in srgb, #486179 85%, #000);
  color: var(--color-bg);
  border-color: var(--color-bg);
}

/* ============================================================
   INNER PAGE — CONTENT WRAPPER
   ============================================================ */
.content-wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding-left: var(--space-lg);
  padding-right: var(--space-lg);
}

.content-body {
  padding-top: var(--space-xl);
  padding-bottom: var(--space-2xl);
}

/* ============================================================
   INNER PAGE — BODY SECTIONS
   ============================================================ */
.body-section {
  margin-bottom: var(--space-xl);
}

.body-section h2 {
  margin-bottom: var(--space-md);
}

.body-section p + p {
  margin-top: var(--space-sm);
}

/* ============================================================
   PULL QUOTE
   ============================================================ */
.pull-quote {
  border-left: 3px solid var(--color-brand);
  background: var(--color-surface);
  padding: var(--space-lg) var(--space-xl);
  margin: 0 0 var(--space-xl);
}

.pull-quote-text {
  font-family: var(--font-heading);
  font-size: clamp(1.15rem, 2.2vw, 1.5rem);
  font-weight: 600;
  color: var(--color-brand);
  line-height: 1.4;
  letter-spacing: -0.01em;
  max-width: 56ch;
}

.pull-quote-source {
  margin-top: var(--space-sm);
}

.pull-quote-source span {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

/* ============================================================
   INFO GRID (two-column)
   ============================================================ */
.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.info-card {
  background: var(--color-surface);
  border: 1px solid color-mix(in srgb, var(--color-surface) 60%, var(--color-accent));
  padding: var(--space-lg);
}

.info-card .label-caps {
  margin-bottom: var(--space-sm);
  display: block;
}

.info-card h3 {
  margin-bottom: var(--space-sm);
}

.info-card p {
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--color-text);
}

@media (max-width: 640px) {
  .info-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   CTA ROW
   ============================================================ */
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
}

/* ============================================================
   RESPONSIVE — CONTENT WRAP PADDING
   ============================================================ */
@media (max-width: 680px) {
  .content-wrap {
    padding-left: var(--space-md);
    padding-right: var(--space-md);
  }
  .pull-quote {
    padding: var(--space-md) var(--space-md) var(--space-md) var(--space-lg);
  }
  .info-card {
    padding: var(--space-md);
  }
}

/* ============================================================
   HOME PAGE — HEADER OVERRIDES (2× logo)
   ============================================================ */
.home-site-header .home-header-inner {
  height: auto;
  min-height: 9rem;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
  align-items: center;
}

.home-site-logo {
  height: 11.25rem;
  width: auto;
  object-fit: contain;
}

@media (max-width: 680px) {
  .home-site-header .home-header-inner {
    min-height: 5.5rem;
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
  }
  .home-site-logo {
    height: 5rem;
  }
}

/* ============================================================
   HOME PAGE — HERO
   ============================================================ */

/*
  The user asked:
    – full-bleed photo
    – top 25% and bottom 12% cropped away (63% visible)
    – text overlay right of center
  Image: 1600×1067, object-position: 45% 56%
  At full width the natural height = 1067 × (vw / 1600).
  Showing 63% of that: height ≈ 0.63 × vw × (1067/1600) ≈ 0.42vw.
  We clamp so it never collapses on narrow screens.
*/
.home-hero {
  position: relative;
  width: 100%;
  overflow: hidden;
  /* height = ~42% of viewport width, anchored so top 25% & bottom 12% are cropped */
  height: clamp(220px, 42vw, 670px);
}

.hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 45% 56%;
  /* Shift up slightly to expose the mid-band (top 25% stays above fold) */
  display: block;
}

/* Text overlay: right of center, fades in after image */
.hero-text-wrap {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  /* Occupy the right 48% of the hero, with generous inner padding */
  width: clamp(260px, 48%, 640px);
  display: flex;
  align-items: center;
  padding: var(--space-lg) var(--space-lg) var(--space-lg) var(--space-xl);
  animation: heroFadeIn 0.9s ease-out 1.8s both;
}

.hero-tagline {
  font-family: var(--font-heading);
  font-size: clamp(1.1rem, 2.4vw, 1.9rem);
  font-weight: 600;
  color: #fff;
  line-height: 1.25;
  letter-spacing: -0.015em;
  max-width: 26ch;
  text-shadow:
    0 1px 3px rgba(0,0,0,0.60),
    0 3px 14px rgba(0,0,0,0.40);
}

@keyframes heroFadeIn {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

@media (max-width: 680px) {
  .home-hero {
    height: clamp(200px, 56vw, 340px);
  }
  .hero-text-wrap {
    width: 100%;
    align-items: flex-end;
    padding: var(--space-md);
    /* On mobile span full width, anchor to bottom */
    background: linear-gradient(to top, rgba(0,0,0,0.42) 0%, transparent 100%);
    animation-name: heroFadeInMobile;
  }
  .hero-tagline {
    font-size: clamp(1rem, 4.5vw, 1.25rem);
    max-width: 100%;
  }

  @keyframes heroFadeInMobile {
    from { opacity: 0; }
    to   { opacity: 1; }
  }
}

/* ============================================================
   HOME PAGE — CONCERT ANNOUNCEMENT
   ============================================================ */
.home-concert {
  background: #486179;
  border-bottom: 1px solid color-mix(in srgb, #486179 70%, #000);
}

.home-concert-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--space-xl) var(--space-lg);
}

.home-concert-label {
  color: #83403a;
  margin-bottom: var(--space-sm);
}

.home-concert-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.0;
  color: var(--color-bg);
  margin-bottom: var(--space-md);
  max-width: none;
}

.home-concert-meta {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: color-mix(in srgb, var(--color-bg) 75%, #486179);
  margin-bottom: var(--space-md);
  max-width: none;
}

.home-concert-meta time {
  color: var(--color-bg);
  font-weight: 700;
}

.meta-sep {
  opacity: 0.5;
}

.home-concert-desc {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: color-mix(in srgb, var(--color-bg) 88%, #486179);
  max-width: 62ch;
  margin-bottom: var(--space-lg);
}

/* Button variant for home concert (on dark bg) */
.home-concert .home-concert-btn {
  background: transparent;
  color: var(--color-bg);
  border-color: var(--color-bg);
}
.home-concert .home-concert-btn:hover {
  background: color-mix(in srgb, var(--color-bg) 15%, transparent);
  color: #fff;
}

@media (max-width: 680px) {
  .home-concert-inner {
    padding: var(--space-lg) var(--space-md);
  }
}

/* ============================================================
   HOME PAGE — JOIN CTA
   ============================================================ */
.home-join {
  background: var(--color-surface);
  border-top: 1px solid color-mix(in srgb, var(--color-surface) 50%, var(--color-accent));
}

.home-join-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--space-xl) var(--space-lg) var(--space-2xl);
}

.home-join-label {
  margin-bottom: var(--space-sm);
}

.home-join-heading {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-brand);
  margin-bottom: var(--space-md);
  max-width: none;
}

.home-join-body {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--color-text);
  max-width: 52ch;
  margin-bottom: var(--space-lg);
}

@media (max-width: 680px) {
  .home-join-inner {
    padding: var(--space-lg) var(--space-md) var(--space-xl);
  }
}