/* ============================================================
   Sentir Consulting — Shared Stylesheet
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #F5F0E8;  /* Cream — background / fills */
  --bg-alt:    #FFFFFF;  /* White — base */
  --dark:      #2C3A2F;  /* Forest Green — primary dominant */
  --darker:    #1E2A21;  /* Deeper Forest Green — footer */
  --text:      #1A1A1A;
  --muted:     #5C5852;
  --accent:    #B5651D;  /* Copper — accent / contrast */
  --accent-lt: #D4874A;  /* Copper light — for use on dark green backgrounds */
  --border:    #DDD6C8;
  --max:       1100px;
  --nav-h:     64px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* ── GOOGLE FONTS IMPORT ── */
/* Each page links this CSS file after the Google Fonts link tag */

/* ── NAV ── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--dark);
  padding: 0 2rem;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav-logo {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 1.1rem;
  color: #FFFFFF;
  letter-spacing: 0.04em;
  text-decoration: none;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* || Sentir Consulting wordmark — Forest Green bg: pipe1=white, pipe2=copper */
.mark-pipe1 {
  color: #FFFFFF;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.1em;
  line-height: 1;
}

.mark-pipe2 {
  color: var(--accent-lt); /* copper on green background */
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1;
  margin-right: 0.15rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  font-family: 'Inter', sans-serif;
  font-size: 0.82rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: #9A9690;
  text-decoration: none;
  padding: 0.4rem 0.85rem;
  border-radius: 2px;
  transition: color 0.2s;
  white-space: nowrap;
}

.nav-link:hover { color: #FFFFFF; }
.nav-link.active { color: #FFFFFF; }

.nav-link.cta {
  background: var(--accent);
  color: #FFFFFF;
  font-weight: 500;
  margin-left: 0.5rem;
  padding: 0.45rem 1rem;
  transition: background 0.2s;
}

.nav-link.cta:hover { background: var(--accent-lt); color: #FFFFFF; }
.nav-link.cta.active { background: var(--accent-lt); }

/* ── HERO ── */
.hero {
  background: var(--dark);
  color: #FFFFFF;
  padding: 7rem 2rem 6rem;
  text-align: center;
}

.hero-eyebrow {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-lt);
  margin-bottom: 1.75rem;
}

.hero h1 {
  font-family: 'Fraunces', serif;
  font-weight: 300;
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  line-height: 1.18;
  max-width: 820px;
  margin: 0 auto 1.75rem;
  color: #FFFFFF;
}

.hero h1 em { font-style: italic; color: var(--accent-lt); }

.hero-intro {
  font-size: 1.35rem;
  color: #D4CFC9;
  white-space: nowrap;
  margin: 0 auto 1.1rem;
  line-height: 1.5;
}

.hero-sub {
  font-size: 1.1rem;
  color: #B8B4AF;
  max-width: 580px;
  margin: 0 auto 2.75rem;
  line-height: 1.85;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-rule {
  width: 48px;
  height: 2px;
  background: var(--accent);
  margin: 4rem auto 0;
  opacity: 0.5;
}

/* ── BUTTONS ── */
.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: #FFFFFF;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 0.85rem 2rem;
  border-radius: 2px;
  border: none;
  cursor: pointer;
  transition: background 0.2s;
  font-family: 'Inter', sans-serif;
}

.btn-primary:hover { background: var(--accent-lt); }

.btn-ghost {
  display: inline-block;
  background: transparent;
  color: #FFFFFF;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  padding: 0.85rem 2rem;
  border-radius: 2px;
  border: 1px solid rgba(255,255,255,0.25);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
  font-family: 'Inter', sans-serif;
}

.btn-ghost:hover { border-color: var(--accent-lt); color: var(--accent-lt); }

.btn-outline {
  display: inline-block;
  background: transparent;
  color: var(--accent);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 0.75rem 1.75rem;
  border-radius: 2px;
  border: 1px solid var(--accent);
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
  font-family: 'Inter', sans-serif;
}

.btn-outline:hover { background: var(--accent); color: #FFFFFF; }

/* ── LAYOUT ── */
.container {
  max-width: var(--max);
  margin: 0 auto;
}

section { padding: 6rem 2rem; }
section.alt { background: var(--bg-alt); }
section.dark { background: var(--dark); color: #FFFFFF; }

/* ── TYPOGRAPHY ── */
.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.section-label.light { color: var(--accent-lt); }

h2 {
  font-family: 'Fraunces', serif;
  font-weight: 400;
  font-size: clamp(1.8rem, 3.5vw, 2.7rem);
  line-height: 1.22;
  color: var(--dark);
  margin-bottom: 1.25rem;
}

h2.light { color: #FFFFFF; }
h2 em { font-style: italic; color: var(--accent); }
h2.light em { color: var(--accent-lt); }

h3 {
  font-family: 'Fraunces', serif;
  font-weight: 400;
  font-size: 1.3rem;
  color: var(--dark);
  line-height: 1.3;
  margin-bottom: 0.75rem;
}

.lead {
  font-size: 1.08rem;
  color: var(--muted);
  max-width: 640px;
  line-height: 1.85;
}

.lead.light { color: #9A9690; }

p { line-height: 1.85; }

.divider {
  width: 40px;
  height: 2px;
  background: var(--accent);
  margin: 1.5rem 0 2rem;
}

/* ── CARDS ── */
.card {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 2.25rem;
  border-radius: 2px;
  position: relative;
}

.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
}

.card-number {
  font-family: 'Fraunces', serif;
  font-size: 2rem;
  font-weight: 300;
  color: var(--border);
  margin-bottom: 1rem;
  line-height: 1;
}

/* ── STAT CARDS ── */
.stat-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  padding: 1.5rem 1.75rem;
  border-radius: 2px;
}

.stat-card .number {
  font-family: 'Fraunces', serif;
  font-size: 2.4rem;
  font-weight: 400;
  color: var(--dark);
  line-height: 1;
  margin-bottom: 0.4rem;
}

.stat-card .label {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.5;
}

/* ── CALLOUT BOX ── */
.callout {
  background: var(--dark);
  color: #FFFFFF;
  padding: 2.5rem;
  border-radius: 2px;
}

.callout .callout-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-lt);
  margin-bottom: 1.25rem;
}

.callout blockquote {
  font-family: 'Fraunces', serif;
  font-weight: 300;
  font-size: 1.35rem;
  line-height: 1.55;
  font-style: italic;
}

.callout .callout-note {
  font-size: 0.82rem;
  color: #9A9690;
  margin-top: 1.25rem;
  line-height: 1.6;
}

/* ── CONTACT SECTION ── */
.contact-section {
  background: var(--dark);
  color: #FFFFFF;
  text-align: center;
  padding: 7rem 2rem;
}

.contact-email {
  display: inline-block;
  font-size: 1rem;
  color: var(--accent-lt);
  text-decoration: none;
  border-bottom: 1px solid rgba(196, 160, 106, 0.3);
  padding-bottom: 2px;
  transition: border-color 0.2s;
  margin-top: 1.5rem;
}

.contact-email:hover { border-color: var(--accent-lt); }

/* ── FOOTER ── */
footer {
  background: var(--darker);
  color: #5A5A5A;
  padding: 2rem;
  text-align: center;
  font-size: 0.82rem;
  letter-spacing: 0.02em;
}

footer a { color: #5A5A5A; text-decoration: none; }
footer a:hover { color: var(--accent-lt); }

/* ── FADE IN ── */
.fade-in {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── PAGE HERO (interior pages) ── */
.page-hero {
  background: var(--dark);
  color: #FFFFFF;
  padding: 5rem 2rem 4.5rem;
}

.page-hero h1 {
  font-family: 'Fraunces', serif;
  font-weight: 300;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.2;
  color: #FFFFFF;
  max-width: 700px;
  margin-bottom: 1rem;
}

.page-hero h1 em { font-style: italic; color: var(--accent-lt); }

.page-hero p {
  font-size: 1.05rem;
  color: #B8B4AF;
  max-width: 560px;
  line-height: 1.85;
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .two-col { grid-template-columns: 1fr !important; gap: 2.5rem !important; }
  .three-col { grid-template-columns: 1fr !important; }
  .about-sidebar { position: static !important; }
}

@media (max-width: 680px) {
  nav { padding: 0 1.25rem; }
  .nav-links { gap: 0; }
  .nav-link { padding: 0.4rem 0.55rem; font-size: 0.75rem; }
  .nav-link.cta { margin-left: 0.25rem; padding: 0.4rem 0.75rem; }
  .hero { padding: 4.5rem 1.25rem 3.5rem; }
  .page-hero { padding: 3.5rem 1.25rem 3rem; }
  section { padding: 4rem 1.25rem; }
  .contact-section { padding: 5rem 1.25rem; }
  .hero-intro { white-space: normal; font-size: 1.15rem; }
}

/* ── MOBILE NAV HAMBURGER ── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
  z-index: 201;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: #FFFFFF;
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.2s;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  background: var(--dark);
  border-top: 1px solid rgba(255,255,255,0.08);
  z-index: 200;
  padding: 1rem 1.5rem 1.5rem;
  flex-direction: column;
  gap: 0.25rem;
}
.mobile-menu.open { display: flex; }
.mobile-menu .mob-link {
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: #9A9690;
  text-decoration: none;
  padding: 0.65rem 0.75rem;
  border-radius: 4px;
  transition: color 0.2s, background 0.2s;
}
.mobile-menu .mob-link:hover { color: #FFFFFF; background: rgba(255,255,255,0.05); }
.mobile-menu .mob-link.active { color: #FFFFFF; }
.mobile-menu .mob-link.cta {
  background: var(--accent);
  color: #FFFFFF;
  font-weight: 500;
  text-align: center;
  margin-top: 0.5rem;
  padding: 0.75rem 1rem;
}
.mobile-menu .mob-link.cta:hover { background: var(--accent-lt); }

@media (max-width: 640px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  /* override the 680px shrink rules that no longer apply */
}