/* =========================================================
   GBS TRADE — Global Commodity Trading
   Light theme with dark accent bands
   ========================================================= */

:root{
  --bg: #f7f6f2;
  --bg-2: #ffffff;
  --bg-3: #f0efe8;
  --ink: #1a1a18;
  --ink-dim: #55554e;
  --ink-faint: #8b8b82;
  --gold: #d8001f;
  --gold-2: #ea3349;
  --teal: #2e8b57;
  --line: rgba(0,0,0,.08);
  --line-strong: rgba(0,0,0,.14);

  --dark-bg: #12130f;
  --dark-bg-2: #191a15;
  --dark-ink: #f4f4f0;
  --dark-ink-dim: #b9b9ae;
  --dark-line: rgba(255,255,255,.1);
  --dark-line-strong: rgba(255,255,255,.18);

  --radius: 18px;
  --ease: cubic-bezier(.22,1,.36,1);
  --container: 1240px;
}

*,*::before,*::after{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{
  background:var(--bg);
  color:var(--ink);
  font-family:'Inter',sans-serif;
  font-weight:400;
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:'Space Grotesk',sans-serif;
  font-weight:600;
  letter-spacing:-0.02em;
  line-height:1.08;
}
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; }
img{ max-width:100%; display:block; }
::selection{ background:var(--gold); color:#fff; }

::-webkit-scrollbar{ width:9px; }
::-webkit-scrollbar-track{ background:var(--bg); }
::-webkit-scrollbar-thumb{ background:#d7d5cb; border-radius:10px; }
::-webkit-scrollbar-thumb:hover{ background:var(--gold); }

/* ---------- Preloader ---------- */
.preloader{
  position:fixed; inset:0; z-index:10000;
  background:var(--dark-bg);
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:22px;
  transition:opacity .7s var(--ease), visibility .7s var(--ease);
}
.preloader.done{ opacity:0; visibility:hidden; }
.preloader-mark{
  font-family:'Space Grotesk',sans-serif; font-size:15px; letter-spacing:.5em;
  color:var(--gold); padding-left:.5em;
}
.preloader-bar{ width:180px; height:2px; background:rgba(255,255,255,.15); overflow:hidden; }
.preloader-bar span{ display:block; height:100%; width:0%; background:linear-gradient(90deg,var(--teal),var(--gold)); }

/* ---------- Nav ---------- */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:1000;
  padding:20px 0;
  transition:background .4s var(--ease), padding .4s var(--ease), box-shadow .4s var(--ease);
  background:rgba(255,255,255,.85);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  padding:13px 0;
  box-shadow:0 4px 24px rgba(0,0,0,.06);
  border-color:var(--line);
}
.nav-inner{
  max-width:var(--container); margin:0 auto; padding:0 32px;
  display:flex; align-items:center; justify-content:space-between; gap:24px;
}
.nav-logo{ display:flex; align-items:center; }
.logo-img{ height:30px; width:auto; display:block; }
.nav-links{ display:flex; gap:36px; }
.nav-links a{
  position:relative; font-size:14px; font-weight:500; color:var(--ink-dim);
  transition:color .3s;
}
.nav-links a::after{
  content:''; position:absolute; left:0; bottom:-6px; width:0; height:1px;
  background:var(--gold); transition:width .35s var(--ease);
}
.nav-links a:hover{ color:var(--ink); }
.nav-links a:hover::after{ width:100%; }
.nav-cta{
  display:flex; align-items:center; gap:8px;
  font-size:13px; font-weight:600; letter-spacing:.02em;
  color:#fff; background:var(--gold);
  padding:11px 20px; border-radius:100px;
  transition:transform .35s var(--ease), background .35s var(--ease);
}
.nav-cta:hover{ background:var(--gold-2); transform:translateY(-2px); }
.nav-cta i{ font-size:11px; }
.lang-toggle{
  display:flex; align-items:center; gap:2px;
  font-family:'Space Grotesk',sans-serif;
  font-size:12px; font-weight:600; letter-spacing:.03em;
  background:transparent;
  border:1px solid var(--line-strong); border-radius:100px;
  padding:3px; cursor:pointer; user-select:none; flex-shrink:0;
}
.lang-toggle span{ padding:5px 10px; border-radius:100px; color:var(--ink-faint); transition:background .3s var(--ease), color .3s var(--ease); }
.lang-toggle span[data-active="true"]{ background:var(--ink); color:#fff; }
.lang-toggle:hover{ border-color:var(--gold); }
.nav-burger{
  display:none; width:32px; height:22px; position:relative;
  background:none; border:none; cursor:pointer; z-index:1001;
}
.nav-burger span{
  position:absolute; left:0; right:0; height:2px; background:var(--ink);
  transition:transform .3s var(--ease), opacity .3s var(--ease), top .3s var(--ease);
}
.nav-burger span:nth-child(1){ top:0; }
.nav-burger span:nth-child(2){ top:10px; }
.nav-burger span:nth-child(3){ top:20px; }
.nav-burger.open span:nth-child(1){ top:10px; transform:rotate(45deg); }
.nav-burger.open span:nth-child(2){ opacity:0; }
.nav-burger.open span:nth-child(3){ top:10px; transform:rotate(-45deg); }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:10px;
  padding:16px 28px; border-radius:100px; font-weight:600; font-size:14.5px;
  letter-spacing:.01em; position:relative; overflow:hidden; isolation:isolate;
  transition:transform .4s var(--ease), color .4s var(--ease), border-color .4s var(--ease);
}
.btn i{ font-size:12px; transition:transform .4s var(--ease); }
.btn:hover i{ transform:translateX(4px); }
.btn:hover{ transform:translateY(-2px); }
.btn-primary{ background:var(--gold); color:#fff; }
.btn-primary:hover{ background:var(--gold-2); }
.btn-ghost{ border:1px solid rgba(255,255,255,.5); color:#fff; }
.btn-ghost:hover{ border-color:var(--gold); color:var(--gold); }
.btn-lg{ padding:19px 34px; font-size:15.5px; }

/* ---------- Hero (dark video band) ---------- */
.hero{
  position:relative; min-height:100vh; display:flex; flex-direction:column;
  align-items:center; justify-content:center; overflow:hidden;
  background:var(--dark-bg);
  color:var(--dark-ink);
}
.hero-video-wrap{ position:absolute; inset:0; overflow:hidden; background:linear-gradient(160deg,#1c2e22,#12130f); }
.hero-bg{
  position:absolute; inset:-4%; background-size:cover; background-position:center;
  filter:saturate(85%) brightness(.7);
  animation:heroKenBurns 22s ease-in-out infinite alternate;
}
@keyframes heroKenBurns{
  0%{ transform:scale(1) translate(0,0); }
  100%{ transform:scale(1.12) translate(-1.5%,-1.5%); }
}
@media (prefers-reduced-motion:reduce){
  .hero-bg{ animation:none; }
}
.hero-vignette{
  position:absolute; inset:0;
  background:
    linear-gradient(180deg, rgba(10,10,8,.55) 0%, rgba(10,10,8,.35) 35%, rgba(10,10,8,.75) 100%);
  pointer-events:none;
}
.hero-content{
  position:relative; z-index:2; text-align:center; max-width:920px; padding:0 24px;
}
.eyebrow{
  font-size:12.5px; letter-spacing:.32em; color:var(--gold-2);
  font-weight:600; margin-bottom:26px;
}
.hero-title{
  font-size:clamp(38px, 7vw, 84px); color:#fff; text-transform:uppercase;
}
.hero-title .accent{ color:var(--gold-2); }
.hero-title .line{ display:block; overflow:hidden; }
.hero-title .word{ display:inline-block; transform:translateY(110%); }
.hero-sub{
  margin:30px auto 0; max-width:600px; font-size:17px; color:rgba(255,255,255,.82); font-weight:300;
}
.hero-actions{
  margin-top:44px; display:flex; gap:16px; justify-content:center; flex-wrap:wrap;
}

.hero-marquee{
  position:absolute; bottom:78px; left:0; right:0; z-index:2;
  overflow:hidden; opacity:.7;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
}
.marquee-track{
  display:flex; gap:18px; white-space:nowrap; width:max-content;
  animation:marquee 26s linear infinite;
  font-family:'Space Grotesk',sans-serif; font-size:13px; letter-spacing:.24em;
  color:rgba(255,255,255,.55);
}
.marquee-track span:nth-child(2n){ color:var(--gold-2); font-size:9px; }
@keyframes marquee{ from{ transform:translateX(0);} to{ transform:translateX(-50%);} }

.scroll-cue{
  position:absolute; bottom:26px; left:50%; transform:translateX(-50%); z-index:2;
  width:26px; height:42px; border:1px solid rgba(255,255,255,.4); border-radius:14px;
}
.scroll-cue span{
  position:absolute; top:8px; left:50%; transform:translateX(-50%);
  width:4px; height:8px; border-radius:2px; background:var(--gold-2);
  animation:cue 1.8s ease-in-out infinite;
}
@keyframes cue{
  0%{ opacity:1; top:8px; } 70%{ opacity:0; top:22px; } 100%{ opacity:0; top:8px; }
}

/* ---------- Section shells ---------- */
section{ position:relative; padding:130px 32px; max-width:var(--container); margin:0 auto; }
.section-head{ max-width:640px; margin-bottom:64px; }
.section-head.light{ margin-left:auto; margin-right:auto; text-align:center; max-width:560px; }
.tag{
  display:inline-block; font-size:12px; letter-spacing:.2em; font-weight:600;
  color:var(--gold); margin-bottom:18px; text-transform:uppercase;
}
.section-head h2{ font-size:clamp(30px,4.4vw,50px); color:var(--ink); }
.section-sub{ margin-top:18px; color:var(--ink-dim); font-size:16px; font-weight:300; max-width:540px; }
.section-head.light .section-sub{ margin-left:auto; margin-right:auto; }

/* ---------- Stats strip (dark band) ---------- */
.stats{
  max-width:100%; padding:0; margin:0;
  background:var(--dark-bg); color:var(--dark-ink);
}
.stats-grid{
  max-width:var(--container); margin:0 auto; padding:54px 32px;
  display:grid; grid-template-columns:repeat(4,1fr); gap:24px;
}
.stat{ text-align:center; border-left:1px solid var(--dark-line); padding-left:24px; }
.stat:first-child{ border-left:none; }
.stat-num{
  font-family:'Space Grotesk',sans-serif; font-size:clamp(30px,3.6vw,46px); font-weight:700;
  color:var(--gold-2); line-height:1;
}
.stat-label{ margin-top:10px; font-size:13px; color:var(--dark-ink-dim); letter-spacing:.02em; }

/* ---------- About ---------- */
.about-lead{ max-width:760px; margin-bottom:60px; }
.about-lead p{ font-size:19px; font-weight:300; color:var(--ink-dim); margin-bottom:18px; }
.about-lead p:first-child{ color:var(--ink); }

.about-grid{
  display:grid; grid-template-columns:1.3fr 1fr; grid-template-rows:repeat(2,auto); gap:24px;
}
.about-grid .about-card:first-child{ grid-row:span 2; }
.about-card{
  border:1px solid var(--line); border-radius:var(--radius); overflow:hidden;
  background:var(--bg-2); box-shadow:0 2px 18px rgba(20,20,15,.04);
  transition:border-color .4s, transform .4s var(--ease), box-shadow .4s;
  display:flex; flex-direction:column;
}
.about-card:hover{ transform:translateY(-6px); box-shadow:0 14px 34px rgba(20,20,15,.09); }
.about-card-img{
  height:200px; background-size:cover; background-position:center;
  position:relative; flex-shrink:0;
}
.about-grid .about-card:first-child .about-card-img{ height:100%; min-height:340px; flex:1; }
.about-card-body{ padding:26px 26px 30px; position:relative; }
.about-card-num{
  position:absolute; top:-16px; right:22px; font-family:'Space Grotesk',sans-serif;
  font-size:13px; color:#fff; font-weight:700;
  background:var(--gold); padding:5px 11px; border-radius:100px;
}
.about-card-body h3{ font-size:20px; margin-bottom:10px; color:var(--ink); }
.about-card-body p{ font-size:14.5px; color:var(--ink-dim); font-weight:300; }

/* ---------- Services ---------- */
.services-list{ display:flex; flex-direction:column; }
.service-row{
  display:grid; grid-template-columns:140px 1.3fr .8fr; gap:32px; align-items:start;
  padding:44px 0; border-top:1px solid var(--line);
  transition:background .4s;
}
.service-row:last-child{ border-bottom:1px solid var(--line); }
.service-thumb{
  width:140px; height:140px; border-radius:16px; background-size:cover; background-position:center;
  box-shadow:0 8px 24px rgba(20,20,15,.1);
}
.service-icon{
  width:52px; height:52px; border-radius:14px; background:var(--bg-3);
  border:1px solid var(--line); display:flex; align-items:center; justify-content:center;
  color:var(--gold); font-size:19px; margin-bottom:22px;
  transition:background .4s, transform .4s var(--ease), color .4s;
}
.service-row:hover .service-icon{ background:var(--gold); color:#fff; transform:rotate(-8deg) scale(1.05); }
.service-main h3{ font-size:24px; margin-bottom:12px; color:var(--ink); }
.service-main p{ font-size:15px; color:var(--ink-dim); font-weight:300; max-width:480px; margin-bottom:18px; }
.service-points li{
  display:flex; align-items:flex-start; gap:10px; font-size:14.5px; color:var(--ink-dim);
  margin-bottom:10px; font-weight:300;
}
.service-points i{ color:var(--teal); font-size:11px; margin-top:5px; }

.commodity-tags{ display:flex; flex-direction:column; gap:14px; margin-top:8px; }
.commodity-group{ display:flex; flex-wrap:wrap; align-items:baseline; gap:10px; }
.commodity-label{
  font-family:'Space Grotesk',sans-serif; font-size:13px; font-weight:700; color:var(--gold);
  min-width:100px;
}
.commodity-items{ font-size:14px; color:var(--ink-dim); font-weight:300; }

.service-badges{ display:flex; flex-direction:column; gap:10px; align-items:flex-start; padding-top:6px; }
.service-badges span{
  font-size:12.5px; font-weight:500; color:var(--ink-dim);
  border:1px solid var(--line); border-radius:100px; padding:7px 16px;
}

/* ---------- Banner (dark image band) ---------- */
.banner{
  position:relative; max-width:100%; margin:0; padding:0;
  height:420px; overflow:hidden;
}
.banner-img{
  position:absolute; top:-15%; left:0; right:0; height:130%;
  background-size:cover; background-position:center;
  will-change:transform;
}
.banner-overlay{
  position:absolute; inset:0;
  background:linear-gradient(180deg,rgba(10,10,8,.6) 0%,rgba(10,10,8,.85) 100%);
}
.banner-content{
  position:relative; z-index:2; height:100%; max-width:760px; margin:0 auto;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  text-align:center; padding:0 32px;
}
.banner-quote{
  font-family:'Space Grotesk',sans-serif; font-size:clamp(20px,2.6vw,30px);
  font-weight:500; color:#fff; line-height:1.4;
}
.banner-stats{
  margin-top:30px; display:flex; gap:34px; flex-wrap:wrap; justify-content:center;
}
.banner-stats span{
  font-size:12.5px; letter-spacing:.18em; color:var(--gold-2); font-weight:600;
  border-top:1px solid rgba(255,255,255,.3); padding-top:10px;
}

/* ---------- Why GBS ---------- */
.why{ max-width:100%; padding:120px 32px; background:var(--bg-3); }
.why-grid{
  max-width:var(--container); margin:0 auto;
  display:grid; grid-template-columns:repeat(4,1fr); gap:22px;
}
.why-card{
  padding:32px 24px; border-radius:var(--radius);
  background:var(--bg-2); box-shadow:0 2px 18px rgba(20,20,15,.04);
  transition:transform .4s var(--ease), box-shadow .4s;
}
.why-card:hover{ transform:translateY(-8px); box-shadow:0 14px 34px rgba(20,20,15,.1); }
.why-card i{ font-size:22px; color:var(--gold); margin-bottom:18px; display:block; }
.why-card h3{ font-size:17px; margin-bottom:10px; color:var(--ink); }
.why-card p{ font-size:14px; color:var(--ink-dim); font-weight:300; }

/* ---------- Insights ---------- */
.insights{ position:relative; overflow:hidden; }
.dot-grid{
  position:absolute; inset:0; z-index:0; pointer-events:none;
  background-image:radial-gradient(rgba(0,0,0,.08) 1px, transparent 1px);
  background-size:26px 26px;
  -webkit-mask-image:radial-gradient(ellipse 70% 70% at 50% 40%, #000 20%, transparent 75%);
  mask-image:radial-gradient(ellipse 70% 70% at 50% 40%, #000 20%, transparent 75%);
}
.dot-hub{
  position:absolute; width:8px; height:8px; border-radius:50%;
  background:var(--gold); box-shadow:0 0 0 0 rgba(216,0,31,.5);
  animation:pulse 2.6s ease-out infinite;
}
.dot-hub:nth-child(2){ animation-delay:.6s; background:var(--teal); }
.dot-hub:nth-child(3){ animation-delay:1.2s; }
.dot-hub:nth-child(4){ animation-delay:1.8s; background:var(--teal); }
@keyframes pulse{
  0%{ box-shadow:0 0 0 0 rgba(216,0,31,.4); }
  70%{ box-shadow:0 0 0 16px rgba(216,0,31,0); }
  100%{ box-shadow:0 0 0 0 rgba(216,0,31,0); }
}
.insights .section-head, .insights .insight-grid{ position:relative; z-index:1; }
.insight-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:26px; }
.insight-card{
  padding:36px 28px; border-radius:var(--radius);
  background:var(--bg-2); box-shadow:0 2px 18px rgba(20,20,15,.04);
  transition:transform .4s var(--ease), box-shadow .4s;
}
.insight-card:hover{ transform:translateY(-6px); box-shadow:0 14px 34px rgba(20,20,15,.1); }
.insight-num{
  font-family:'Space Grotesk',sans-serif; font-size:48px; font-weight:700; color:var(--teal);
  margin-bottom:16px; line-height:1;
}
.insight-card p{ font-size:14.5px; color:var(--ink-dim); font-weight:300; margin-bottom:18px; }
.insight-src{ font-size:11.5px; color:var(--ink-faint); letter-spacing:.05em; }

/* ---------- Contact (dark band) ---------- */
.contact{
  max-width:100%; padding:0; margin-top:0;
  position:relative; overflow:hidden;
  background:var(--dark-bg); color:var(--dark-ink);
}
#contactCanvas{ position:absolute; inset:0; width:100%; height:100%; opacity:.5; }
.contact-content{
  position:relative; z-index:2; max-width:760px; margin:0 auto; padding:130px 32px 110px;
  text-align:center;
}
.contact-content h2{ font-size:clamp(28px,4vw,44px); margin-top:16px; color:#fff; }
.contact-content p{ margin-top:20px; font-size:16px; color:var(--dark-ink-dim); font-weight:300; }
.contact-row{ margin-top:40px; display:flex; justify-content:center; }
.contact-details{
  margin-top:56px; display:flex; justify-content:center; gap:34px; flex-wrap:wrap;
  font-size:14px; color:var(--dark-ink-dim);
}
.contact-details a,.contact-details span{ display:flex; align-items:center; gap:9px; }
.contact-details i{ color:var(--gold-2); }
.contact-details a:hover{ color:var(--gold-2); }

/* ---------- Footer ---------- */
.footer{ border-top:1px solid var(--dark-line); padding:34px 32px; background:var(--dark-bg-2); }
.footer-inner{
  max-width:var(--container); margin:0 auto; display:flex; align-items:center;
  justify-content:space-between; flex-wrap:wrap; gap:16px;
}
.footer-brand{ display:flex; flex-direction:column; gap:6px; }
.footer-logo-img{ height:32px; }
.footer-inner p{ font-size:13px; color:var(--dark-ink-dim); }
.footer-links{ display:flex; gap:26px; }
.footer-links a{ font-size:13px; color:var(--dark-ink-dim); transition:color .3s; }
.footer-links a:hover{ color:var(--gold-2); }

/* ---------- Reveal animation base state ---------- */
.reveal-up{ opacity:0; transform:translateY(34px); }

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .about-grid,.why-grid,.insight-grid{ grid-template-columns:repeat(2,1fr); }
  .about-grid .about-card:first-child{ grid-column:span 2; grid-row:auto; }
  .about-grid .about-card:first-child .about-card-img{ min-height:220px; }
  .service-row{ grid-template-columns:100px 1fr; gap:20px; }
  .service-badges{ grid-column:1 / -1; flex-direction:row; flex-wrap:wrap; }
  .service-thumb{ width:100px; height:100px; }
  .stats-grid{ grid-template-columns:repeat(2,1fr); row-gap:36px; }
  .stat:nth-child(3){ border-left:none; }
  .banner{ height:340px; }
}
@media (max-width:760px){
  .nav-links, .nav-cta{ display:none; }
  .nav-burger{ display:block; }
  .nav-links.open{
    display:flex; position:fixed; inset:0; top:0; z-index:999;
    background:var(--bg); flex-direction:column; align-items:center; justify-content:center; gap:34px;
  }
  .nav-links.open a{ font-size:24px; color:var(--ink); }
  section{ padding:90px 22px; }
  .about-grid,.why-grid,.insight-grid{ grid-template-columns:1fr; }
  .about-grid .about-card:first-child{ grid-column:auto; }
  .service-row{ grid-template-columns:1fr; }
  .service-thumb{ width:100%; height:160px; }
  .hero-marquee{ bottom:64px; }
  .contact-details{ flex-direction:column; align-items:center; gap:16px; }
  .banner{ height:300px; }
  .banner-stats{ gap:20px; }
}