/* ============================================================
   ARCHERS GEMS — Shared Styles
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&family=Raleway:wght@300;400;500;600&display=swap');

:root {
  --gold: #B8860B;
  --gold-light: #D4A942;
  --gold-pale: #E8D5A3;
  --cream: #FAF8F5;
  --cream-dark: #F0EBE3;
  --charcoal: #1A1A1A;
  --dark: #2C2C2C;
  --medium: #4A4A4A;
  --light: #8A8478;
  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans: 'Raleway', 'Gill Sans', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans); background: var(--cream); color: var(--dark);
  line-height: 1.7; font-weight: 300; overflow-x: hidden;
}

/* ---- NAVIGATION ---- */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 1.2rem 3rem;
  display: flex; justify-content: space-between; align-items: center;
  transition: all 0.5s ease; background: transparent;
}
nav.scrolled {
  background: rgba(250, 248, 245, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(184, 134, 11, 0.15);
  padding: 0.8rem 3rem;
}
nav.solid {
  background: rgba(250, 248, 245, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(184, 134, 11, 0.15);
  padding: 1rem 3rem;
}
.nav-logo {
  font-family: var(--serif); font-size: 1.1rem; font-weight: 500;
  letter-spacing: 0.15em; color: var(--gold); text-decoration: none;
  transition: opacity 0.3s; display: flex; align-items: center; gap: 0.7rem;
}
.nav-logo-img {
  height: 38px; width: auto; opacity: 0.85; transition: opacity 0.3s;
}
.nav-logo:hover .nav-logo-img { opacity: 1; }
.nav-logo span {
  font-weight: 300; font-size: 0.7em; color: var(--light);
  letter-spacing: 0.08em; display: block; margin-top: -2px;
}
/* Footer stamp */
.footer-stamp {
  width: 90px; height: auto; opacity: 0.7; margin-bottom: 1rem;
  transition: opacity 0.3s;
}
.footer-stamp:hover { opacity: 0.9; }
.nav-links {
  display: flex; gap: 2.5rem; list-style: none; align-items: center;
}
.nav-links a {
  text-decoration: none; font-size: 0.7rem; letter-spacing: 0.18em;
  text-transform: uppercase; font-weight: 400; transition: color 0.3s;
  position: relative;
}
/* Default link colour for transparent nav (dark bg pages) */
.nav-links a { color: var(--gold-pale); }
nav.scrolled .nav-links a,
nav.solid .nav-links a { color: var(--medium); }
.nav-links a:hover { color: var(--gold); }
.nav-links a.active { color: var(--gold); }
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 1px; background: var(--gold); transition: width 0.3s ease;
}
.nav-links a:hover::after { width: 100%; }
.nav-enquiry {
  padding: 0.5rem 1.4rem !important;
  border: 1px solid var(--gold-pale) !important;
  letter-spacing: 0.15em !important; transition: all 0.3s !important;
}
.nav-enquiry:hover {
  background: var(--gold) !important; color: var(--cream) !important;
  border-color: var(--gold) !important;
}
nav.scrolled .nav-enquiry,
nav.solid .nav-enquiry {
  border-color: var(--gold) !important; color: var(--gold) !important;
}

/* ---- SHARED SECTION STYLES ---- */
section { padding: 7rem 3rem; }
.section-inner { max-width: 1100px; margin: 0 auto; }
.section-label {
  font-family: var(--sans); font-size: 0.65rem; letter-spacing: 0.25em;
  text-transform: uppercase; color: var(--gold); font-weight: 500;
  margin-bottom: 1.5rem;
}
.section-title {
  font-family: var(--serif); font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 300; color: var(--dark); line-height: 1.2; margin-bottom: 2rem;
}
.section-title em { font-style: italic; color: var(--gold); }
.section-body {
  font-size: 1rem; color: var(--medium); max-width: 700px; line-height: 1.85;
}
.section-body + .section-body { margin-top: 1.2rem; }

/* ---- ENQUIRY STRIP (used on every page) ---- */
.enquiry-strip {
  padding: 5rem 3rem; background: var(--charcoal);
  text-align: center; position: relative; overflow: hidden;
}
.enquiry-strip::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 50% 50%, rgba(184,134,11,0.08) 0%, transparent 60%);
}
.enquiry-strip-inner {
  position: relative; z-index: 1; max-width: 600px; margin: 0 auto;
}
.enquiry-strip h2 {
  font-family: var(--serif); font-size: 2rem; font-weight: 300;
  color: var(--cream); margin-bottom: 1rem;
}
.enquiry-strip p {
  font-size: 0.95rem; color: var(--gold-pale); line-height: 1.8;
  margin-bottom: 2rem; opacity: 0.8;
}
.enquiry-btn {
  display: inline-block; font-family: var(--sans);
  font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--charcoal); background: var(--gold); text-decoration: none;
  padding: 0.9rem 2.5rem; font-weight: 500; transition: all 0.4s;
}
.enquiry-btn:hover {
  background: var(--gold-light); transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(184,134,11,0.3);
}

/* ---- CTA BUTTONS (outline style) ---- */
.cta-outline {
  display: inline-block; font-family: var(--sans);
  font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--gold); text-decoration: none; padding: 0.75rem 2rem;
  border: 1px solid var(--gold); transition: all 0.3s; font-weight: 400;
}
.cta-outline:hover { background: var(--gold); color: var(--cream); }

/* ---- FOOTER ---- */
footer {
  padding: 3rem; background: #0D0B08; color: var(--light);
  text-align: center; font-size: 0.75rem; letter-spacing: 0.08em;
}
.footer-logo {
  font-family: var(--serif); font-size: 1.1rem; color: var(--gold);
  letter-spacing: 0.15em; margin-bottom: 0.3rem; font-weight: 400;
}
.footer-tagline {
  font-style: italic; color: var(--gold-pale); opacity: 0.5;
  margin-bottom: 1.5rem; font-size: 0.8rem;
}
.footer-links {
  display: flex; justify-content: center; gap: 2rem;
  margin-bottom: 2rem; flex-wrap: wrap;
}
.footer-links a {
  color: var(--light); text-decoration: none; text-transform: uppercase;
  letter-spacing: 0.15em; font-size: 0.65rem; transition: color 0.3s;
}
.footer-links a:hover { color: var(--gold); }
.footer-copy { opacity: 0.4; }

/* ---- SCROLL ANIMATIONS ---- */
.fade-in {
  opacity: 0; transform: translateY(25px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ---- GRAIN OVERLAY ---- */
.grain {
  position: absolute; inset: 0; opacity: 0.04; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 256px;
}

/* ---- DIVIDER ---- */
.divider {
  width: 60px; height: 1px; background: var(--gold);
  margin: 0 auto 2rem; opacity: 0.5;
}

/* ---- STONE COLOUR SWATCHES ---- */
.swatch-spessartine { background: url(../assets/stone-spessartine-hero.webp) center/cover no-repeat; }
.swatch-tsavorite { background: url(../assets/stone-tsavorite-hero.webp) center/cover no-repeat; }
.swatch-rhodolite { background: url(../assets/stone-rhodolite-hero.webp) center/cover no-repeat; }
.swatch-umbalite { background: radial-gradient(circle, #E040A0 30%, #7E3A9C 100%); }
.swatch-demantoid { background: url(../assets/stone-demantoid-hero.webp) center/cover no-repeat; }
.swatch-sapphire { background: url(../assets/stone-silk-sapphire-thumb.webp) center/cover no-repeat; }
.swatch-sapphire-classic { background: url(../assets/stone-sapphire-varieties-hero.webp) center/cover no-repeat; }
.swatch-ruby { background: url(../assets/stone-ruby-hero.webp) center/cover no-repeat; }
.swatch-spinel { background: url(../assets/stone-spinel-thumb.webp) center/cover no-repeat; }
.swatch-diamond { background: #0d0d0a url(../assets/stone-diamond-hero.webp) center/cover no-repeat; }
.swatch-alexandrite { background: #0d1a0d url(../assets/stone-alexandrite-hero.webp) center/cover no-repeat; }
.swatch-garnets { background: #0d0a0a url(../assets/stone-garnets-hero.webp) center/cover no-repeat; }
.swatch-emerald { background: url(../assets/stone-jardin-emerald-hero.webp) center/cover no-repeat; }
.swatch-emerald-classic { background: url(../assets/stone-emerald-hero.webp) center/cover no-repeat; }
.swatch-zircon { background: url(../assets/stone-zircon-hero.webp) center/cover no-repeat; }
.swatch-tanzanite { background: url(../assets/stone-tanzanite-hero.webp) center/cover no-repeat; }
.swatch-aquamarine { background: url(../assets/stone-aquamarine-hero.webp) center/cover no-repeat; }
.swatch-sphene { background: url(../assets/stone-sphene-hero.webp) center/cover no-repeat; }
.swatch-sphalerite { background: url(../assets/stone-sphalerite-hero.webp) center/cover no-repeat; }
.swatch-grandidierite { background: url(../assets/stone-grandidierite-hero.webp) center/cover no-repeat; }
.swatch-vayrinenite { background: url(../assets/stone-vayrinenite-hero.webp) center/cover no-repeat; }
.swatch-quartz { background: url(../assets/stone-quartz-hero.webp) center/cover no-repeat; }

/* ---- RESPONSIVE ---- */
@media (max-width: 900px) {
  nav { padding: 1rem 1.5rem; }
  nav.scrolled, nav.solid { padding: 0.6rem 1.5rem; }
  .nav-links { gap: 1.2rem; }
  .nav-links a { font-size: 0.65rem; }
  section { padding: 5rem 1.5rem; }
}
@media (max-width: 600px) {
  .nav-links { display: none; }
}

/* ---- MOBILE NAV ---- */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1100;
  position: relative;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--gold-pale);
  transition: all 0.35s ease;
  transform-origin: center;
}
nav.scrolled .nav-hamburger span,
nav.solid .nav-hamburger span {
  background: var(--dark);
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Drawer */
.nav-drawer {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1050;
  pointer-events: none;
}
.nav-drawer.open {
  pointer-events: all;
}
.nav-drawer-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0);
  transition: background 0.35s ease;
}
.nav-drawer.open .nav-drawer-overlay {
  background: rgba(0,0,0,0.55);
}
.nav-drawer-panel {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(280px, 80vw);
  background: #0D0B08;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  padding: 5rem 2rem 3rem;
  border-left: 1px solid rgba(184,134,11,0.15);
}
.nav-drawer.open .nav-drawer-panel {
  transform: translateX(0);
}
.nav-drawer-links {
  display: flex;
  flex-direction: column;
  gap: 0;
  list-style: none;
}
.nav-drawer-links li a {
  display: block;
  font-family: var(--sans);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-pale);
  text-decoration: none;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(184,134,11,0.1);
  transition: color 0.3s;
  font-weight: 400;
}
.nav-drawer-links li:last-child a {
  border-bottom: none;
}
.nav-drawer-links li a:hover,
.nav-drawer-links li a.active { color: var(--gold); }
.nav-drawer-enquiry {
  margin-top: 2rem;
}
.nav-drawer-enquiry a {
  display: inline-block;
  font-family: var(--sans);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  text-decoration: none;
  padding: 0.75rem 1.5rem;
  border: 1px solid rgba(184,134,11,0.5);
  transition: all 0.3s;
}
.nav-drawer-enquiry a:hover {
  background: var(--gold);
  color: var(--charcoal);
}
.nav-drawer-footer {
  margin-top: auto;
  font-family: var(--serif);
  font-size: 0.75rem;
  font-style: italic;
  color: var(--gold-pale);
  opacity: 0.35;
  letter-spacing: 0.05em;
}

@media (max-width: 600px) {
  .nav-links { display: none !important; }
  .nav-hamburger { display: flex; }
  .nav-drawer { display: block; }
}



/* ---- RENDER NOTE (piece pages) ---- */
.render-note {
  font-size: 0.7rem; color: var(--light); letter-spacing: 0.06em;
  margin-bottom: 1.2rem; opacity: 0.7;
}
.render-note a {
  color: var(--light); text-decoration: none;
  border-bottom: 1px solid rgba(138,132,120,0.3);
  transition: color 0.3s, border-color 0.3s;
}
.render-note a:hover { color: var(--gold); border-color: rgba(184,134,11,0.4); }


.pc-badge {
  position: absolute; top: 1rem; left: 1rem; z-index: 3;
  font-family: var(--sans); font-size: 0.55rem; letter-spacing: 0.15em;
  text-transform: uppercase; color: var(--gold);
  background: rgba(250, 248, 245, 0.9); backdrop-filter: blur(4px);
  padding: 0.25rem 0.7rem; border: 1px solid rgba(184, 134, 11, 0.2);
}

.swatch-tourmaline { background: #0a1a10 url(../assets/stone-tourmaline-hero.webp) center/cover no-repeat; }
.swatch-watermelon { background: #0d1a0d url(../assets/stone-watermelon-hero.webp) center/cover no-repeat; }
.swatch-party-sapphire { background: #0a0d1a url(../assets/stone-party-sapphire-hero.webp) center/cover no-repeat; }
.swatch-opal { background: #0d0d0d url(../assets/stone-opal-hero.webp) center/cover no-repeat; }
.swatch-topaz { background: #1a0d00 url(../assets/stone-topaz-hero.webp) center/cover no-repeat; }