/* ══════════════════════════════════════════════════════
   Arta & Tristan · March 13, 2027
   River Oaks Garden Club · Houston, Texas
   Shared Stylesheet
   ══════════════════════════════════════════════════════ */

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

:root {
  --cream:       #EDE8DF;
  --cream-light: #F5F0E8;
  --cream-dark:  #E2DDD3;
  --green:       #2D4B2A;
  --green-mid:   #3A5C36;
  --text:        #2C2925;
  --text-light:  #6B6460;
  --serif:       'Cormorant Garamond', Georgia, serif;
  --script:      'Great Vibes', cursive;
  --sans:        'Jost', sans-serif;
}

html { scroll-behavior: smooth; }
body {
  background: var(--cream);
  color: var(--text);
  font-family: var(--sans);
  font-weight: 300;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* ── NAVIGATION ─────────────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 48px;
  transition: background 0.3s, box-shadow 0.3s;
}
nav.scrolled {
  background: rgba(237, 232, 223, 0.96);
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 0 rgba(44, 41, 37, 0.08);
}
/* For pages that start already light (no dark hero) */
nav.nav-solid {
  background: rgba(237, 232, 223, 0.96);
  backdrop-filter: blur(8px);
}
/* For pages with dark/green backgrounds throughout */
nav.nav-on-dark {
  background: transparent;
}
nav.nav-on-dark.scrolled {
  background: rgba(35, 58, 32, 0.92);
  backdrop-filter: blur(8px);
}

/* Logo */
.nav-logo {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 400;
  letter-spacing: 1px;
  color: #fff;
  transition: color 0.3s;
}
nav.scrolled .nav-logo,
nav.nav-solid .nav-logo { color: var(--text); }
nav.nav-on-dark .nav-logo,
nav.nav-on-dark.scrolled .nav-logo { color: #fff; }

/* Links */
.nav-links {
  display: flex;
  gap: 36px;
  align-items: center;
}
.nav-links a {
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.9);
  transition: color 0.3s, opacity 0.2s;
}
.nav-links a:hover { opacity: 0.65; }
.nav-links a.active {
  border-bottom: 1px solid rgba(255, 255, 255, 0.8);
  padding-bottom: 1px;
}
nav.scrolled .nav-links a,
nav.nav-solid .nav-links a { color: var(--text); }
nav.scrolled .nav-links a.active,
nav.nav-solid .nav-links a.active { border-color: var(--text); }
nav.nav-on-dark .nav-links a,
nav.nav-on-dark.scrolled .nav-links a { color: rgba(255, 255, 255, 0.85); }

/* RSVP pill */
.nav-rsvp {
  border: 1px solid rgba(255, 255, 255, 0.75);
  color: #fff !important;
  padding: 8px 22px;
  border-radius: 100px;
  font-size: 12px !important;
  letter-spacing: 1.5px;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
nav.scrolled .nav-rsvp,
nav.nav-solid .nav-rsvp {
  border-color: var(--text);
  color: var(--text) !important;
}
nav.nav-on-dark .nav-rsvp,
nav.nav-on-dark.scrolled .nav-rsvp {
  border-color: rgba(255, 255, 255, 0.75);
  color: #fff !important;
}
.nav-rsvp:hover {
  background: var(--text) !important;
  color: #fff !important;
  border-color: var(--text) !important;
  opacity: 1 !important;
}
nav.nav-on-dark .nav-rsvp:hover {
  background: rgba(255, 255, 255, 0.15) !important;
  border-color: #fff !important;
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.nav-hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: #fff;
  transition: background 0.3s;
}
nav.scrolled .nav-hamburger span,
nav.nav-solid .nav-hamburger span { background: var(--text); }
nav.nav-on-dark .nav-hamburger span,
nav.nav-on-dark.scrolled .nav-hamburger span { background: #fff; }

/* ── MOBILE MENU ─────────────────────────────────────── */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--cream);
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  transform: translateX(100%);
  transition: transform 0.35s ease;
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu a {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 300;
  letter-spacing: 2px;
  color: var(--text);
}
.mobile-menu a:hover { opacity: 0.65; }
.mobile-menu-close {
  position: absolute;
  top: 24px;
  right: 32px;
  font-size: 30px;
  line-height: 1;
  cursor: pointer;
  color: var(--text);
  background: none;
  border: none;
}

/* ── BUTTONS ─────────────────────────────────────────── */
.btn {
  display: inline-block;
  border: 1px solid var(--text);
  color: var(--text);
  padding: 11px 28px;
  border-radius: 100px;
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: background 0.2s, color 0.2s;
}
.btn:hover { background: var(--text); color: #fff; }
.btn-white {
  border-color: rgba(255, 255, 255, 0.75);
  color: #fff;
}
.btn-white:hover { background: #fff; color: var(--text); border-color: #fff; }
.btn-green {
  border-color: var(--green);
  color: var(--green);
}
.btn-green:hover { background: var(--green); color: #fff; }

/* ── FOOTER ──────────────────────────────────────────── */
footer {
  background: var(--cream-dark);
  text-align: center;
  padding: 60px 48px;
  font-size: 12px;
  color: var(--text-light);
  letter-spacing: 1px;
}
.footer-monogram {
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 300;
  color: var(--text);
  margin-bottom: 10px;
}
footer p { line-height: 2.4; }

/* ── LAYOUT UTILITIES ────────────────────────────────── */
.section { padding: 100px 48px; }
.container { max-width: 1160px; margin: 0 auto; }
.container-narrow { max-width: 760px; margin: 0 auto; }
.text-center { text-align: center; }

.section-label {
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-light);
  margin-bottom: 14px;
}
.section-heading {
  font-family: var(--serif);
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 300;
  line-height: 1.2;
}
.section-heading .script {
  font-family: var(--script);
  font-size: 1.2em;
  display: block;
  font-weight: 400;
  line-height: 1.1;
}

/* ── RESPONSIVE ──────────────────────────────────────── */
@media (max-width: 900px) {
  nav { padding: 18px 24px; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .section { padding: 72px 24px; }
}
@media (max-width: 600px) {
  .section { padding: 56px 20px; }
}