/* ==========================================================================
   Bond Professional Ventures — bpvs.org
   Shared stylesheet. Palette matches bpvs.us exactly.
   ========================================================================== */

:root {
  --bg: #f5f2ea;
  --band-bg: #fffdf8;
  --text: #17211c;
  --lede: #606963;
  --border: #9ba29e;
  --accent: #d65a31;
  --accent-contrast: #fffdf8;
  --dark-btn-bg: #17211c;
  --dark-btn-text: #fffdf8;
  --card-shadow: 0 1px 2px rgba(23, 33, 28, 0.06), 0 4px 16px rgba(23, 33, 28, 0.05);
  --font-serif: Georgia, "Times New Roman", Times, serif;
  --font-sans: Arial, Helvetica, sans-serif;
  --max-width: 1080px;
  --radius: 10px;
  color-scheme: light;
}

[data-theme="dark"] {
  --bg: #161f1a;
  --band-bg: #1d2721;
  --text: #f1efe6;
  --lede: #aab2ac;
  --border: #3c463f;
  --accent: #e2794f;
  --accent-contrast: #17211c;
  --dark-btn-bg: #f1efe6;
  --dark-btn-text: #17211c;
  --card-shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 4px 20px rgba(0, 0, 0, 0.35);
  color-scheme: dark;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #161f1a;
    --band-bg: #1d2721;
    --text: #f1efe6;
    --lede: #aab2ac;
    --border: #3c463f;
    --accent: #e2794f;
    --accent-contrast: #17211c;
    --dark-btn-bg: #f1efe6;
    --dark-btn-text: #17211c;
    --card-shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 4px 20px rgba(0, 0, 0, 0.35);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.25s ease, color 0.25s ease;
}

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

a { color: inherit; }

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header / Nav ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--band-bg);
  border-bottom: 1px solid var(--border);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 16px;
}

.brand {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--text);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.main-nav a {
  text-decoration: none;
  font-size: 0.95rem;
  color: var(--text);
  position: relative;
  padding: 4px 0;
}

.main-nav a[aria-current="page"] {
  color: var(--accent);
  font-weight: 700;
}

.main-nav a:hover { color: var(--accent); }

.theme-toggle {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  border-radius: 999px;
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.05rem;
  line-height: 1;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.theme-toggle:hover { border-color: var(--accent); }

.nav-toggle {
  display: none;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  border-radius: 8px;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.2rem;
}

/* ---------- Buttons ---------- */

.button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
}

.button:hover { transform: translateY(-1px); }

.button.primary {
  background: var(--accent);
  color: var(--accent-contrast);
}

.button.secondary {
  background: var(--dark-btn-bg);
  color: var(--dark-btn-text);
}

.button.outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

/* ---------- Typography helpers ---------- */

.eyebrow {
  font-family: var(--font-sans);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent);
}

.lede {
  font-family: var(--font-sans);
  color: var(--lede);
  font-size: 1.1rem;
  max-width: 62ch;
}

h1, h2, h3 {
  font-family: var(--font-serif);
  line-height: 1.2;
  margin: 0 0 0.5em;
}

h1 { font-size: clamp(2.1rem, 4vw, 3.1rem); }
h2 { font-size: clamp(1.5rem, 2.6vw, 2rem); }
h3 { font-size: 1.2rem; }

section { padding: 72px 0; }

section.band { background: var(--band-bg); }

section.band + section.band,
section:not(.band) + section:not(.band) {
  padding-top: 0;
}

/* ---------- Hero ---------- */

.hero {
  padding: 96px 0 72px;
}

.hero h1 { margin-top: 12px; }

.hero .lede { margin-top: 20px; }

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 32px;
}

/* ---------- Reveal-on-scroll ---------- */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Cards / grid ---------- */

.grid {
  display: grid;
  gap: 24px;
}

.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--band-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--card-shadow);
}

.card h3 { margin-bottom: 10px; }

.card .eyebrow { display: block; margin-bottom: 10px; }

/* ---------- Steps (How it works) ---------- */

.steps {
  counter-reset: step;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.step {
  border-left: 3px solid var(--accent);
  padding-left: 16px;
}

.step .step-num {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  color: var(--accent);
}

/* ---------- Photo placeholder ---------- */

.photo-frame {
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  background: var(--band-bg);
  aspect-ratio: 4 / 5;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
  color: var(--lede);
  font-size: 0.9rem;
}

/* ---------- Collapsible / accordion (Work Samples) ---------- */

.accordion-group { margin-top: 16px; }

.accordion-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--band-bg);
  margin-bottom: 14px;
  overflow: hidden;
}

.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: transparent;
  border: none;
  text-align: left;
  padding: 20px 22px;
  cursor: pointer;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
}

.accordion-trigger .chip {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 999px;
  padding: 3px 10px;
  margin-right: 10px;
  white-space: nowrap;
}

.accordion-trigger .chevron {
  transition: transform 0.25s ease;
  flex-shrink: 0;
}

.accordion-item.open .chevron { transform: rotate(180deg); }

.accordion-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
  padding: 0 22px;
}

.accordion-item.open .accordion-panel {
  padding: 0 22px 22px;
}

.accordion-panel h4 {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin: 18px 0 6px;
}

.accordion-panel h4:first-child { margin-top: 0; }

.accordion-panel p { margin: 0 0 10px; color: var(--text); }

.accordion-meta {
  font-size: 0.85rem;
  color: var(--lede);
  margin: 2px 0 14px;
}

.metric-placeholder {
  display: inline-block;
  background: rgba(214, 90, 49, 0.1);
  border: 1px dashed var(--accent);
  color: var(--accent);
  border-radius: 6px;
  padding: 2px 8px;
  font-size: 0.85rem;
}

.service-group-label {
  margin-top: 40px;
  margin-bottom: 4px;
}

.service-group-label:first-of-type { margin-top: 8px; }

/* ---------- Footer / contact ---------- */

footer.site-footer {
  background: var(--dark-btn-bg);
  color: var(--dark-btn-text);
  padding: 72px 0 40px;
}

footer.site-footer .lede { color: rgba(255,255,255,0.7); }
[data-theme="dark"] footer.site-footer .lede,
:root:not([data-theme="light"]) footer.site-footer .lede { color: rgba(23,33,28,0.65); }

footer.site-footer .eyebrow { color: var(--accent); }

.footer-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin: 28px 0 40px;
}

.contact-form {
  display: grid;
  gap: 14px;
  max-width: 560px;
}

.contact-form label {
  display: block;
  font-size: 0.85rem;
  margin-bottom: 6px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.06);
  color: inherit;
  font-family: var(--font-sans);
  font-size: 0.95rem;
}

.contact-form textarea { min-height: 120px; resize: vertical; }

.footer-bottom {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.15);
  font-size: 0.85rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  opacity: 0.75;
}

/* ---------- Responsive ---------- */

@media (max-width: 860px) {
  .steps { grid-template-columns: repeat(2, 1fr); }
  .grid.cols-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .main-nav {
    position: fixed;
    inset: 64px 0 0 0;
    background: var(--band-bg);
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
    gap: 20px;
    transform: translateX(100%);
    transition: transform 0.25s ease;
    height: calc(100vh - 64px);
    overflow-y: auto;
  }
  .main-nav.open { transform: translateX(0); }
  .nav-toggle { display: inline-flex; }
  .steps { grid-template-columns: 1fr; }
  .grid.cols-3, .grid.cols-2 { grid-template-columns: 1fr; }
  section { padding: 48px 0; }
  .hero { padding: 56px 0 40px; }
  .footer-bottom { flex-direction: column; }
}