/* ============================================================
   TREND TRADING LONDON LTD — FINE JEWELLERY
   Luxury design system: black + gold + ivory, serif display.
   1. Tokens      2. Base       3. Buttons
   4. Topbar/Nav  5. Hero       6. Sections
   7. Cards       8. Process    9. Stats
   10. Testimonials 11. Forms   12. Footer
   13. Preloader  14. Utilities 15. Animations 16. Responsive
   ============================================================ */

/* ---------- 1. Tokens ---------- */
:root {
  --black: #16110a;
  --black-2: #211a10;
  --ink: #2c2417;
  --ivory: #faf7f0;
  --cream: #f2ecdf;
  --gold: #b98a3e;
  --gold-2: #d3b477;
  --gold-3: #8f6a2c;
  --stone: #857b6b;
  --line: #e7dfcf;
  --line-dark: rgba(255, 255, 255, .12);
  --white: #ffffff;
  --shadow-sm: 0 2px 14px rgba(22, 17, 10, .06);
  --shadow: 0 18px 50px rgba(22, 17, 10, .12);
  --shadow-lg: 0 28px 70px rgba(22, 17, 10, .18);
  --radius: 4px;
  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans: 'Jost', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

/* ---------- 2. Base ---------- */
html { scroll-behavior: smooth; scroll-padding-top: 96px; }
body {
  font-family: var(--sans);
  font-weight: 300;
  font-size: 16.5px; line-height: 1.75;
  color: var(--ink); background: var(--ivory);
  overflow-x: hidden;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--serif); font-weight: 600; color: var(--black);
  line-height: 1.12; letter-spacing: .005em;
}
p { color: var(--stone); margin-bottom: 1rem; }
a { text-decoration: none; color: inherit; transition: all .25s var(--ease); }
img { max-width: 100%; height: auto; }
::selection { background: var(--gold); color: #fff; }

.section { padding: 100px 0; }
.section-sm { padding: 70px 0; }
.bg-soft { background: var(--cream); }
.bg-black { background: var(--black); }

/* Eyebrow */
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--sans); font-weight: 500; font-size: .78rem;
  letter-spacing: .38em; text-transform: uppercase; color: var(--gold);
  margin-bottom: 16px;
}
.eyebrow::before, .eyebrow::after { content: ""; width: 30px; height: 1px; background: var(--gold); }
.eyebrow.no-tail::after { display: none; }
.eyebrow.on-dark { color: var(--gold-2); }
.eyebrow.on-dark::before, .eyebrow.on-dark::after { background: var(--gold-2); }
.eyebrow.justify-content-center { display: flex; justify-content: center; }

.section-title { font-size: clamp(2.1rem, 4.2vw, 3.3rem); margin-bottom: 16px; }
.section-title em { font-style: italic; font-weight: 500; color: var(--gold-3); }
.section-sub { max-width: 620px; color: var(--stone); font-size: 1.02rem; }
.section-sub.centered { margin-inline: auto; }

/* ---------- 3. Buttons ---------- */
.btn {
  font-family: var(--sans); font-weight: 500; letter-spacing: .28em;
  text-transform: uppercase; font-size: .78rem; padding: .95rem 2rem;
  border-radius: 0; border: 1px solid transparent;
  display: inline-flex; align-items: center; gap: 10px;
  white-space: nowrap; transition: all .35s var(--ease); position: relative;
}
.btn svg { width: 15px; height: 15px; }
.btn-gold { background: var(--gold); color: #fff; }
.btn-gold:hover { background: var(--gold-3); color: #fff; transform: translateY(-2px); box-shadow: 0 14px 30px rgba(185, 138, 62, .35); }
.btn-black { background: var(--black); color: #fff; }
.btn-black:hover { background: var(--black-2); color: var(--gold-2); transform: translateY(-2px); }
.btn-line { border-color: var(--gold); color: var(--gold-3); background: transparent; }
.btn-line:hover { background: var(--gold); color: #fff; }
.btn-line-light { border-color: rgba(255, 255, 255, .5); color: #fff; background: transparent; }
.btn-line-light:hover { background: #fff; color: var(--black); border-color: #fff; }
.btn-sm-pad { padding: .7rem 1.4rem; font-size: .72rem; }

/* ---------- 4. Topbar + Nav ---------- */
.topbar {
  background: var(--black); color: rgba(255, 255, 255, .68);
  font-size: .8rem; letter-spacing: .06em; padding: 9px 0; position: relative; z-index: 1040;
}
.topbar a { color: rgba(255, 255, 255, .68); }
.topbar a:hover { color: var(--gold-2); }
.topbar .divider { width: 1px; height: 14px; background: var(--line-dark); display: inline-block; vertical-align: middle; margin: 0 14px; }
.topbar-item { display: inline-flex; align-items: center; gap: 8px; }
.topbar-item svg { width: 14px; height: 14px; stroke: var(--gold-2); }
.social-row { display: inline-flex; gap: 8px; }
.social-row a {
  width: 26px; height: 26px; display: inline-flex; align-items: center;
  justify-content: center; border: 1px solid var(--line-dark); border-radius: 50%;
}
.social-row a:hover { border-color: var(--gold); background: var(--gold); }
.social-row svg { width: 12px; height: 12px; fill: #fff; }

.site-header {
  background: rgba(250, 247, 240, .96); backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 1030;
  border-bottom: 1px solid var(--line); transition: box-shadow .3s var(--ease);
}
.site-header.is-stuck { box-shadow: 0 10px 30px rgba(22, 17, 10, .08); }
.navbar { padding-block: 14px; }
.brand { display: flex; align-items: center; gap: 13px; }
.brand-mark { width: 44px; height: 44px; flex: 0 0 44px; }
.brand-text { line-height: 1.08; }
.brand-text .name {
  font-family: var(--serif); font-weight: 700; font-size: 1.16rem;
  color: var(--black); display: block; text-transform: uppercase;
  letter-spacing: .08em; white-space: nowrap;
}
.brand-text .sub {
  font-size: .58rem; letter-spacing: .3em; text-transform: uppercase;
  color: var(--gold); font-weight: 500; white-space: nowrap;
}

.navbar-nav .nav-link {
  font-family: var(--sans); font-weight: 400; font-size: .78rem;
  text-transform: uppercase; letter-spacing: .16em; color: var(--ink);
  padding: .5rem .7rem !important; position: relative; white-space: nowrap;
}
.navbar-nav .nav-link::after {
  content: ""; position: absolute; left: .7rem; right: .7rem; bottom: 2px;
  height: 1px; background: var(--gold); transform: scaleX(0);
  transform-origin: center; transition: transform .3s var(--ease);
}
.navbar-nav .nav-link:hover::after, .navbar-nav .nav-link.active::after { transform: scaleX(1); }
.navbar-nav .nav-link.active { color: var(--gold-3); }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.nav-call { display: flex; align-items: center; gap: 10px; }
.nav-call .ic { width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--line); display: flex; align-items: center; justify-content: center; }
.nav-call .ic svg { width: 16px; height: 16px; stroke: var(--gold); }
.nav-call small { display: block; font-size: .62rem; letter-spacing: .3em; text-transform: uppercase; color: var(--stone); line-height: 1; white-space: nowrap; }
.nav-call strong { font-family: var(--sans); font-weight: 500; color: var(--black); font-size: .95rem; white-space: nowrap; }

.navbar-toggler { padding: .4rem .5rem; border-radius: 0; }
.navbar-toggler:focus { box-shadow: none; outline: none; }
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28185, 138, 62, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 8h22M8 15h14M4 22h22'/%3e%3c/svg%3e");
}

/* ---------- 5. Hero ---------- */
.hero { position: relative; height: min(92vh, 820px); min-height: 600px; overflow: hidden; background: var(--black); }
.hero-slide { position: absolute; inset: 0; opacity: 0; visibility: hidden; transition: opacity 1.2s var(--ease), visibility 1.2s; }
.hero-slide.is-active { opacity: 1; visibility: visible; z-index: 1; }
.hero-slide .bg { position: absolute; inset: 0; background-size: cover; background-position: center; transform: scale(1.1); transition: transform 9s linear; }
.hero-slide.is-active .bg { transform: scale(1); }
.hero-slide::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(22, 17, 10, .88) 0%, rgba(22, 17, 10, .55) 55%, rgba(22, 17, 10, .25) 100%);
}
.hero-inner { position: relative; z-index: 2; height: 100%; display: flex; align-items: center; }
.hero-content { max-width: 700px; }
.hero-title {
  color: #fff; font-size: clamp(2.6rem, 6.4vw, 4.8rem); font-weight: 500; margin-bottom: 22px;
}
.hero-title em { font-style: italic; color: var(--gold-2); }
.hero-text { color: rgba(255, 255, 255, .8); font-size: 1.06rem; font-weight: 300; max-width: 540px; margin-bottom: 36px; letter-spacing: .02em; }
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-est {
  position: absolute; z-index: 3; left: 50%; bottom: 0; transform: translateX(-50%);
  color: rgba(255, 255, 255, .55); font-size: .68rem; letter-spacing: .5em; text-transform: uppercase;
  border-top: 1px solid var(--line-dark); padding: 14px 26px 16px; background: rgba(22, 17, 10, .35); backdrop-filter: blur(4px);
}

.hero-controls { position: absolute; z-index: 5; right: 4%; bottom: 60px; display: flex; align-items: center; gap: 14px; }
.hero-arrow {
  width: 46px; height: 46px; border: 1px solid rgba(255, 255, 255, .35); border-radius: 50%;
  background: transparent; color: #fff; display: inline-flex; align-items: center;
  justify-content: center; cursor: pointer; transition: all .3s var(--ease);
}
.hero-arrow:hover { background: var(--gold); border-color: var(--gold); }
.hero-arrow svg { width: 16px; height: 16px; }
.hero-dots { display: flex; gap: 8px; margin-right: 4px; }
.hero-dot { width: 30px; height: 2px; background: rgba(255, 255, 255, .35); border: 0; padding: 0; cursor: pointer; position: relative; overflow: hidden; }
.hero-dot.is-active::after { content: ""; position: absolute; inset: 0; background: var(--gold-2); transform-origin: left; animation: dotProgress 7s linear forwards; }
@keyframes dotProgress { from { transform: scaleX(0); } to { transform: scaleX(1); } }

/* Page banner */
.page-banner { position: relative; padding: 110px 0 84px; background: var(--black) center/cover no-repeat; }
.page-banner::before { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(22, 17, 10, .92), rgba(22, 17, 10, .62)); }
.page-banner .container { position: relative; z-index: 2; }
.page-banner h1 { color: #fff; font-size: clamp(2.4rem, 5vw, 3.8rem); font-weight: 500; margin-bottom: 10px; }
.page-banner h1 em { color: var(--gold-2); font-style: italic; }
.breadcrumb-nav { display: flex; gap: 10px; align-items: center; font-size: .78rem; letter-spacing: .24em; text-transform: uppercase; color: rgba(255, 255, 255, .6); }
.breadcrumb-nav a { color: rgba(255, 255, 255, .8); }
.breadcrumb-nav a:hover { color: var(--gold-2); }
.breadcrumb-nav .sep { color: var(--gold); }

/* ---------- 6. Sections ---------- */
.divider-orn { display: flex; align-items: center; gap: 14px; color: var(--gold); margin: 10px 0 18px; }
.divider-orn::before, .divider-orn::after { content: ""; height: 1px; width: 46px; background: var(--gold); opacity: .6; }
.divider-orn svg { width: 14px; height: 14px; stroke: var(--gold); fill: none; }

.feature-card {
  background: #fff; border: 1px solid var(--line); padding: 36px 28px;
  height: 100%; text-align: center; transition: all .4s var(--ease); position: relative;
}
.feature-card::after {
  content: ""; position: absolute; inset: 8px; border: 1px solid transparent;
  transition: border-color .4s var(--ease); pointer-events: none;
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.feature-card:hover::after { border-color: var(--gold-2); }
.feature-icon { width: 60px; height: 60px; margin: 0 auto 18px; display: flex; align-items: center; justify-content: center; border: 1px solid var(--gold); border-radius: 50%; }
.feature-icon svg { width: 26px; height: 26px; stroke: var(--gold-3); fill: none; stroke-width: 1.6; }
.feature-card h4 { font-size: 1.35rem; margin-bottom: 8px; }
.feature-card p { font-size: .93rem; margin: 0; }

/* About media */
.about-media { position: relative; padding: 0 46px 46px 0; }
.about-media .img-main { box-shadow: var(--shadow); }
.about-media .img-sub { position: absolute; right: 0; bottom: 0; width: 52%; border: 8px solid var(--ivory); box-shadow: var(--shadow); }
.about-media .frame { position: absolute; inset: 22px -0px 0px 22px; border: 1px solid var(--gold); pointer-events: none; }
.badge-exp {
  position: absolute; left: -16px; top: 34px; background: var(--black); color: var(--gold-2);
  padding: 18px 22px; text-align: center; box-shadow: var(--shadow);
}
.badge-exp .num { font-family: var(--serif); font-size: 2.3rem; font-weight: 600; line-height: 1; color: #fff; }
.badge-exp .num span { color: var(--gold-2); }
.badge-exp .lbl { font-size: .62rem; letter-spacing: .32em; text-transform: uppercase; color: var(--gold-2); }

.check-list { list-style: none; padding: 0; margin: 24px 0 0; }
.check-list li { position: relative; padding-left: 34px; margin-bottom: 13px; color: var(--ink); font-weight: 400; }
.check-list li::before {
  content: ""; position: absolute; left: 2px; top: 4px; width: 16px; height: 16px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 64 64'%3E%3Cg fill='none' stroke='%23b98a3e' stroke-width='5'%3E%3Cpath d='M14 24 L23 12 H41 L50 24 L32 52 Z'/%3E%3C/g%3E%3C/svg%3E");
  background-size: contain; background-repeat: no-repeat;
}

/* ---------- 7. Cards ---------- */
.service-card { background: #fff; border: 1px solid var(--line); height: 100%; display: flex; flex-direction: column; transition: all .4s var(--ease); }
.service-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.service-media { position: relative; height: 240px; overflow: hidden; }
.service-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.service-card:hover .service-media img { transform: scale(1.07); }
.service-media .tag {
  position: absolute; left: 50%; transform: translateX(-50%); bottom: 14px;
  background: rgba(22, 17, 10, .82); color: var(--gold-2); font-size: .66rem;
  letter-spacing: .34em; text-transform: uppercase; padding: 6px 16px;
}
.service-body { padding: 28px 26px 30px; flex: 1; display: flex; flex-direction: column; text-align: center; }
.service-body h4 { font-size: 1.5rem; margin-bottom: 8px; }
.service-body p { font-size: .93rem; flex: 1; }
.service-link {
  font-size: .74rem; letter-spacing: .3em; text-transform: uppercase; font-weight: 500;
  color: var(--gold-3); display: inline-flex; align-items: center; gap: 8px; justify-content: center;
}
.service-link svg { width: 14px; height: 14px; transition: transform .3s var(--ease); }
.service-link:hover { color: var(--black); }
.service-link:hover svg { transform: translateX(4px); }

/* Featured pieces */
.piece-card { position: relative; overflow: hidden; }
.piece-card img { width: 100%; height: 420px; object-fit: cover; transition: transform .9s var(--ease); }
.piece-card:hover img { transform: scale(1.06); }
.piece-card .veil {
  position: absolute; inset: auto 0 0 0; padding: 60px 26px 24px;
  background: linear-gradient(transparent, rgba(22, 17, 10, .9));
  color: #fff; text-align: center;
}
.piece-card .veil .cat { font-size: .66rem; letter-spacing: .4em; text-transform: uppercase; color: var(--gold-2); }
.piece-card .veil h4 { color: #fff; font-size: 1.6rem; font-weight: 500; margin: 6px 0 4px; }
.piece-card .veil .price { font-family: var(--serif); font-style: italic; color: var(--gold-2); font-size: 1.05rem; }

/* Service rows (collections page) */
.service-row { padding: 52px 0; border-bottom: 1px solid var(--line); }
.service-row:last-child { border-bottom: 0; }
.service-row .media { overflow: hidden; box-shadow: var(--shadow); position: relative; }
.service-row .media img { width: 100%; height: 100%; object-fit: cover; min-height: 300px; }
.service-row .media::after { content: ""; position: absolute; inset: 14px; border: 1px solid rgba(255, 255, 255, .55); pointer-events: none; }
.service-row h3 { font-size: 2.1rem; margin-bottom: 12px; }
.service-row .lead-p { font-size: 1rem; }
.mini-list { list-style: none; padding: 0; margin: 16px 0 0; }
.mini-list li { padding-left: 24px; position: relative; margin-bottom: 9px; font-size: .94rem; color: var(--stone); }
.mini-list li::before { content: ""; position: absolute; left: 2px; top: 10px; width: 7px; height: 7px; transform: rotate(45deg); background: var(--gold); }

/* ---------- 8. Process ---------- */
.process-step { position: relative; padding: 0 10px; }
.process-step .num {
  width: 64px; height: 64px; border-radius: 50%; border: 1px solid var(--gold);
  color: var(--gold-3); display: flex; align-items: center; justify-content: center;
  font-family: var(--serif); font-size: 1.5rem; font-weight: 600; margin: 0 auto 16px;
  position: relative; z-index: 2; background: var(--ivory); transition: all .35s var(--ease);
}
.process-step:hover .num { background: var(--gold); color: #fff; transform: translateY(-4px); }
.process-step h5 { font-size: 1.25rem; margin-bottom: 6px; }
.process-step p { font-size: .89rem; margin: 0; }
.process-track { position: relative; }
.process-track::before {
  content: ""; position: absolute; left: 9%; right: 9%; top: 32px; height: 1px;
  background: repeating-linear-gradient(90deg, var(--gold-2) 0 6px, transparent 6px 14px);
}

/* ---------- 9. Stats ---------- */
.stat-band { background: var(--black); position: relative; overflow: hidden; }
.stat-band::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(720px 300px at 85% 0%, rgba(185, 138, 62, .16), transparent 70%);
}
.stat-item { text-align: center; padding: 22px 10px; position: relative; z-index: 2; }
.stat-item .num { font-family: var(--serif); font-size: clamp(2.5rem, 4.6vw, 3.5rem); font-weight: 600; color: #fff; line-height: 1; }
.stat-item .num .plus { color: var(--gold-2); }
.stat-item .lbl { font-size: .7rem; letter-spacing: .32em; text-transform: uppercase; color: rgba(255, 255, 255, .55); margin-top: 10px; display: block; }

/* ---------- 10. Testimonials ---------- */
.testi-wrap { position: relative; }
.testi-slide { display: none; }
.testi-slide.is-active { display: block; animation: fadeUp .6s var(--ease); }
.testi-card {
  background: #fff; border: 1px solid var(--line); padding: 40px 40px 34px;
  height: 100%; text-align: center; position: relative;
}
.testi-card::after { content: ""; position: absolute; inset: 10px; border: 1px solid var(--cream); pointer-events: none; }
.testi-card .quote-mark svg { width: 38px; height: 38px; fill: var(--gold); opacity: .25; }
.testi-card blockquote { font-family: var(--serif); font-size: 1.25rem; font-style: italic; color: var(--ink); margin: 14px 0 22px; line-height: 1.55; }
.testi-who .avatar {
  width: 52px; height: 52px; border-radius: 50%; background: var(--black); color: var(--gold-2);
  display: flex; align-items: center; justify-content: center; font-family: var(--serif); font-weight: 600; font-size: 1.15rem;
}
.testi-who { display: flex; align-items: center; justify-content: center; gap: 14px; }
.testi-who .nm { font-family: var(--serif); font-weight: 600; color: var(--black); font-size: 1.1rem; line-height: 1.2; }
.testi-who .rl { font-size: .76rem; letter-spacing: .16em; text-transform: uppercase; color: var(--stone); }
.stars { display: flex; gap: 4px; justify-content: center; margin-bottom: 6px; }
.stars svg { width: 13px; height: 13px; fill: var(--gold); }
.testi-nav { display: flex; gap: 9px; justify-content: center; margin-top: 28px; }
.testi-nav button { width: 8px; height: 8px; transform: rotate(45deg); border: 1px solid var(--gold); background: transparent; cursor: pointer; padding: 0; transition: all .3s; }
.testi-nav button.is-active { background: var(--gold); }

/* Press strip */
.logo-strip { background: #fff; border-block: 1px solid var(--line); }
.client-logo {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  color: #a89a82; font-family: var(--serif); font-weight: 600; font-size: 1.15rem;
  letter-spacing: .14em; text-transform: uppercase; padding: 18px 8px;
  opacity: .8; transition: all .3s var(--ease);
}
.client-logo:hover { color: var(--gold-3); opacity: 1; }
.client-logo svg { width: 20px; height: 20px; stroke: currentColor; fill: none; stroke-width: 1.6; }

/* CTA */
.cta-band { position: relative; background: var(--black) center/cover no-repeat; padding: 96px 0; }
.cta-band::before { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(22, 17, 10, .94) 20%, rgba(22, 17, 10, .55)); }
.cta-band .container { position: relative; z-index: 2; }
.cta-band h2 { color: #fff; font-size: clamp(2rem, 4vw, 3rem); font-weight: 500; }
.cta-band h2 em { color: var(--gold-2); font-style: italic; }
.cta-band p { color: rgba(255, 255, 255, .75); }

/* ---------- 11. Forms ---------- */
.form-label-sm { font-family: var(--sans); font-weight: 500; font-size: .72rem; letter-spacing: .24em; text-transform: uppercase; color: var(--black); margin-bottom: 7px; }
.form-control, .form-select {
  border: 1px solid var(--line); border-radius: 0; background: #fff;
  padding: .74rem .95rem; font-size: .95rem; font-family: var(--sans);
  font-weight: 300; color: var(--ink); transition: border-color .25s, box-shadow .25s;
}
.form-control:focus, .form-select:focus { border-color: var(--gold); box-shadow: 0 0 0 .2rem rgba(185, 138, 62, .14); }
textarea.form-control { min-height: 130px; resize: vertical; }
.form-check-input { border-radius: 0; }
.form-check-input:checked { background-color: var(--gold); border-color: var(--gold); }
.invalid-feedback { font-size: .78rem; }
.form-panel { background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow-sm); padding: 40px; position: relative; }
.form-panel::after { content: ""; position: absolute; inset: 10px; border: 1px solid var(--cream); pointer-events: none; }
.form-panel > * { position: relative; z-index: 1; }
.step-badge { display: inline-flex; align-items: center; gap: 9px; font-size: .72rem; letter-spacing: .3em; text-transform: uppercase; color: var(--gold-3); font-weight: 500; margin-bottom: 8px; }
.step-badge i { width: 22px; height: 22px; transform: rotate(45deg); background: var(--gold); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-style: normal; font-size: .72rem; }
.step-badge i span { transform: rotate(-45deg); }

/* Tracking */
.track-result { display: none; }
.track-result.is-visible { display: block; animation: fadeUp .5s var(--ease); }
.timeline { list-style: none; padding: 0 0 0 28px; margin: 0; position: relative; }
.timeline::before { content: ""; position: absolute; left: 6px; top: 6px; bottom: 6px; width: 1px; background: var(--line); }
.timeline li { position: relative; padding-bottom: 24px; }
.timeline li:last-child { padding-bottom: 0; }
.timeline li::before {
  content: ""; position: absolute; left: -27px; top: 5px; width: 11px; height: 11px;
  transform: rotate(45deg); background: #fff; border: 1px solid var(--gold);
}
.timeline li.done::before { background: var(--gold); }
.timeline .tl-title { font-family: var(--serif); font-weight: 600; color: var(--black); font-size: 1.15rem; }
.timeline .tl-meta { font-size: .83rem; color: var(--stone); letter-spacing: .04em; }

/* Info cards */
.info-card { background: #fff; border: 1px solid var(--line); padding: 28px; height: 100%; display: flex; gap: 16px; transition: all .35s var(--ease); }
.info-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.info-card .ic { width: 50px; height: 50px; flex: 0 0 50px; border: 1px solid var(--gold); border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.info-card .ic svg { width: 20px; height: 20px; stroke: var(--gold-3); fill: none; stroke-width: 1.6; }
.info-card h5 { font-size: 1.25rem; margin-bottom: 5px; }
.info-card p, .info-card a { font-size: .92rem; color: var(--stone); margin: 0; display: block; }
.info-card a:hover { color: var(--gold-3); }
.contact-tile { display: block; text-align: center; padding: 54px 30px; }
.contact-tile .ic { margin: 0 auto 20px; width: 62px; height: 62px; flex: none; }
.contact-tile .ic svg { width: 26px; height: 26px; }
.contact-tile h5 { font-size: 1.05rem; letter-spacing: .24em; text-transform: uppercase; color: var(--gold-3); margin-bottom: 16px; }
.contact-tile .contact-big { font-family: 'Cormorant Garamond', serif; font-size: 1.6rem; color: var(--ink); display: block; }
.contact-tile .contact-big:hover { color: var(--gold-3); }
.contact-tile .contact-sub { display: block; margin-top: 12px; font-size: .92rem; color: var(--stone); }
.contact-tile .contact-sub:hover { color: var(--gold-3); }

.map-frame { border: 0; width: 100%; height: 380px; filter: grayscale(.5) sepia(.12); box-shadow: var(--shadow-sm); }

/* FAQ */
.accordion-item { border: 1px solid var(--line); border-radius: 0; margin-bottom: 14px; background: #fff; }
.accordion-button {
  font-family: var(--serif); font-weight: 600; font-size: 1.2rem; color: var(--black);
  padding: 18px 24px; background: #fff; box-shadow: none !important; border-radius: 0 !important;
}
.accordion-button:not(.collapsed) { background: var(--cream); color: var(--gold-3); }
.accordion-button::after { filter: none; }
.accordion-body { color: var(--stone); padding: 6px 24px 22px; }

/* ---------- 12. Footer ---------- */
.site-footer { background: var(--black); color: rgba(255, 255, 255, .6); padding-top: 84px; }
.site-footer h6 {
  color: #fff; font-family: var(--sans); font-weight: 500; text-transform: uppercase;
  letter-spacing: .3em; font-size: .78rem; margin-bottom: 22px; position: relative; padding-bottom: 12px;
}
.site-footer h6::after { content: ""; position: absolute; left: 0; bottom: 0; width: 28px; height: 1px; background: var(--gold); }
.site-footer p { color: rgba(255, 255, 255, .6); font-size: .93rem; }
.site-footer a { color: rgba(255, 255, 255, .6); }
.site-footer a:hover { color: var(--gold-2); }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { display: inline-flex; align-items: center; gap: 10px; font-size: .9rem; }
.footer-links a::before { content: ""; width: 5px; height: 5px; transform: rotate(45deg); background: var(--gold); }
.footer-contact li { display: flex; gap: 12px; margin-bottom: 16px; font-size: .92rem; }
.footer-contact svg { width: 16px; height: 16px; stroke: var(--gold-2); flex: 0 0 16px; margin-top: 4px; fill: none; stroke-width: 1.8; }
.footer-brand .brand-text .name { color: #fff; }
.newsletter-form { display: flex; gap: 8px; margin-top: 12px; }
.newsletter-form input {
  flex: 1; background: transparent; border: 1px solid var(--line-dark); color: #fff;
  padding: .7rem .9rem; font-size: .9rem; font-family: var(--sans); font-weight: 300;
}
.newsletter-form input::placeholder { color: rgba(255, 255, 255, .4); }
.newsletter-form input:focus { outline: none; border-color: var(--gold); }
.newsletter-form button { background: var(--gold); color: #fff; border: 0; padding: 0 16px; cursor: pointer; display: flex; align-items: center; }
.newsletter-form button:hover { background: var(--gold-3); }
.footer-bottom { border-top: 1px solid var(--line-dark); margin-top: 60px; padding: 22px 0; font-size: .82rem; letter-spacing: .06em; }
.footer-bottom .dot { margin: 0 8px; opacity: .4; }

/* Float */
.float-actions { position: fixed; right: 20px; bottom: 20px; z-index: 1050; display: flex; flex-direction: column; gap: 10px; }
.float-btn { width: 48px; height: 48px; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow); border: 0; cursor: pointer; transition: all .3s var(--ease); }
.float-btn:hover { transform: translateY(-3px) scale(1.05); }
.float-btn svg { width: 21px; height: 21px; }
.float-wa { background: var(--black); border: 1px solid var(--gold); }
.float-top { background: var(--gold); opacity: 0; visibility: hidden; transform: translateY(12px); }
.float-top.is-visible { opacity: 1; visibility: visible; transform: none; }

/* ---------- 13. Preloader ---------- */
#preloader {
  position: fixed; inset: 0; z-index: 2000; background: var(--ivory);
  display: flex; align-items: center; justify-content: center;
  transition: opacity .5s var(--ease), visibility .5s;
}
#preloader.is-hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.preloader-inner { text-align: center; }
.preloader-logo { width: 74px; height: 74px; margin: 0 auto 20px; display: block; animation: prePulse 1.6s var(--ease) infinite; }
.preloader-spinner {
  width: 46px; height: 46px; margin: 0 auto 18px; border-radius: 50%;
  border: 1px solid var(--line); border-top-color: var(--gold);
  animation: preSpin 1s linear infinite;
}
.preloader-text { font-family: var(--serif); font-weight: 600; font-size: 1.05rem; letter-spacing: .5em; text-transform: uppercase; color: var(--black); text-indent: .5em; }
.preloader-sub { font-size: .64rem; letter-spacing: .44em; text-transform: uppercase; color: var(--gold-3); margin-top: 6px; text-indent: .44em; }
@keyframes preSpin { to { transform: rotate(360deg); } }
@keyframes prePulse { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(.92); opacity: .7; } }
@media (prefers-reduced-motion: reduce) { .preloader-spinner, .preloader-logo { animation: none; } }

/* ---------- 14. Utilities ---------- */
.text-gold { color: var(--gold-3) !important; }
.note-box { background: var(--cream); border-left: 2px solid var(--gold); padding: 14px 18px; font-size: .9rem; color: var(--stone); }
.divider-line { height: 1px; background: var(--line); }

/* ---------- 15. Animations ---------- */
@keyframes fadeUp { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .1s; } .reveal.d2 { transition-delay: .2s; }
.reveal.d3 { transition-delay: .3s; } .reveal.d4 { transition-delay: .4s; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } .hero-slide .bg { transform: none; } }

/* ---------- 16. Responsive ---------- */
@media (min-width: 992px) and (max-width: 1199.98px) {
  .nav-call { display: none !important; }
  .navbar-nav .nav-link { padding: .5rem .45rem !important; font-size: .68rem; letter-spacing: .12em; }
  .navbar-nav .nav-link::after { left: .45rem; right: .45rem; }
  .brand-text .name { font-size: .95rem; letter-spacing: .06em; }
  .brand-text .sub { display: none; }
  .brand-mark { width: 38px; height: 38px; flex-basis: 38px; }
  .nav-cta .btn { padding: .6rem 1rem; font-size: .64rem; letter-spacing: .18em; }
}
@media (min-width: 1200px) and (max-width: 1399.98px) {
  .nav-call { display: none !important; }
  .navbar-nav .nav-link { padding: .5rem .55rem !important; font-size: .72rem; letter-spacing: .14em; }
  .navbar-nav .nav-link::after { left: .55rem; right: .55rem; }
  .brand-text .name { font-size: 1.08rem; }
  .nav-cta .btn { padding: .65rem 1.15rem; font-size: .66rem; }
}
@media (min-width: 1400px) and (max-width: 1499.98px) {
  .nav-call { display: none !important; }
}
@media (min-width: 1500px) {
  .navbar-nav .nav-link { padding: .5rem .6rem !important; }
  .navbar-nav .nav-link::after { left: .6rem; right: .6rem; }
}
@media (max-width: 991px) {
  .section { padding: 72px 0; }
  .navbar-collapse {
    background: var(--ivory); padding: 16px 20px 22px; margin-top: 12px;
    border: 1px solid var(--line); box-shadow: var(--shadow);
  }
  .navbar-nav .nav-link { padding: .65rem 0 !important; }
  .navbar-nav .nav-link::after { left: 0; right: auto; width: 22px; }
  .nav-cta { margin-top: 14px; }
  .about-media { padding: 0; }
  .about-media .img-sub, .about-media .frame { display: none; }
  .badge-exp { left: auto; right: 12px; top: -20px; }
  .hero-controls { right: 16px; bottom: 74px; }
  .process-track::before { display: none; }
  .process-step { margin-bottom: 28px; }
  .piece-card img { height: 340px; }
  .form-panel { padding: 26px; }
}
@media (max-width: 575px) {
  .hero { min-height: 560px; }
  .hero-est { letter-spacing: .3em; padding-inline: 14px; }
  .topbar .d-flex { flex-wrap: wrap; }
  .brand-mark { width: 36px; height: 36px; flex-basis: 36px; }
  .brand-text .name { font-size: .98rem; letter-spacing: .06em; }
  .brand-text .sub { font-size: .5rem; letter-spacing: .22em; }
}