:root{
  --emerald:#0f6d43;
  --teal:#0bb7b7;
  --lime:#7ed957;
  --gold:#f2c94c;
  --bg:#0a0f0d;
  --text:#eaf7f1;
  --muted:#b7d9ca;
  --glass: rgba(255,255,255,0.14);
  --border: rgba(255,255,255,0.22);
  --shadow: 0 10px 30px rgba(0,0,0,0.25);
}

*{box-sizing:border-box}
html,body{
  margin:0;padding:0;scroll-behavior:smooth;
  background:linear-gradient(180deg,#06110d,#081b17,#0a241f);
  color:var(--text);
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif
}

.container{width:min(1200px,92%);margin-inline:auto}
.center{text-align:center}
.lead{opacity:.9;max-width:780px;margin:0 auto 2rem}

h1,h2,h3{font-family:Outfit,Inter,system-ui,Arial,sans-serif;line-height:1.1;margin:0 0 .6rem}
h1{font-size:clamp(2rem,3.8vw,3.6rem)}
h2{font-size:clamp(1.6rem,2.6vw,2.4rem)}
h3{font-size:clamp(1.2rem,1.8vw,1.4rem)}
p{opacity:.95}

a{color:inherit;text-decoration:none}

.btn{
  display:inline-block;padding:.8rem 1.2rem;border-radius:14px;
  border:1px solid var(--border);box-shadow:var(--shadow);
  transition:.25s backdrop-filter,.25s transform,.25s box-shadow;
  background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)
}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 36px rgba(0,0,0,.35)}
.btn-primary{background:linear-gradient(135deg,var(--emerald),var(--teal));border-color:transparent}
.btn-light{background:rgba(255,255,255,.18)}
.btn-outline{background:transparent;border:1px solid var(--border)}

.glass{
  background:var(--glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border:1px solid var(--border);border-radius:22px;box-shadow:var(--shadow)
}

.navbar{position:sticky;top:0;z-index:50;margin-top:8px}
.navbar .nav-inner{display:flex;align-items:center;justify-content:space-between;padding:.6rem .8rem}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:700}
.brand-logo{
  display:grid;place-items:center;width:38px;height:38px;border-radius:12px;
  background:linear-gradient(135deg,var(--emerald),var(--teal));
}
.brand-text{font-weight:700;letter-spacing:.2px}

.nav-links{display:flex;align-items:center;gap:1rem}
.nav-links a{padding:.5rem .8rem;border-radius:12px}
.nav-links a:hover{background:rgba(255,255,255,.08)}

.hamburger{display:none;background:none;border:0;cursor:pointer}
.hamburger span{display:block;width:24px;height:2px;background:#fff;margin:5px 0;transition:.3s}

.hero{position:relative;padding:8rem 0 4rem;overflow:hidden}
.gradient-hero{
  background:
    radial-gradient(1200px 500px at -10% -10%, rgba(11,183,183,.25), transparent 60%),
    radial-gradient(800px 400px at 110% 10%, rgba(126,217,87,.18), transparent 60%)
}
.hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:2rem;align-items:center}
.hero-copy .cta{display:flex;gap:1rem;margin:1.2rem 0 1.5rem}
.stats{display:flex;gap:.8rem;flex-wrap:wrap}
.chip{padding:.5rem .8rem;border-radius:999px;border:1px solid var(--border)}

.hero-art{position:relative}
.hero-img{width:100%;border-radius:24px;display:block}
.shape{position:absolute;border-radius:50%;filter:blur(60px);opacity:.55;z-index:-1}
.shape-1{width:360px;height:360px;background:linear-gradient(135deg,var(--emerald),var(--teal));top:-60px;left:-40px}
.shape-2{width:300px;height:300px;background:linear-gradient(135deg,var(--lime),var(--gold));bottom:-40px;right:-30px}

.marquee{overflow:hidden;border-top:1px solid rgba(255,255,255,.1);border-bottom:1px solid rgba(255,255,255,.1);margin-top:2rem}
.marquee-track{display:flex;gap:2rem;white-space:nowrap;animation:scroll 20s linear infinite;padding:.6rem 0;opacity:.8}
.marquee-track span{padding:.2rem .8rem;border-radius:999px;border:1px solid var(--border)}
@keyframes scroll{to{transform:translateX(-50%)}}

.section{padding:5rem 0}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:2rem;align-items:center}
.img-card{width:100%;border-radius:20px;display:block;margin-bottom:1rem}
.tilt{transform:rotate(-3deg) translateY(8px)}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem;margin-top:2rem}
.card{padding:1.2rem}
.card:hover{transform:translateY(-3px)}

.gallery{margin-top:2rem;display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.gl-item{overflow:hidden}
.gl-item img{width:100%;height:260px;object-fit:cover;display:block;border-radius:18px}
.gl-item figcaption{padding:.6rem}

.process{counter-reset:step;display:grid;grid-template-columns:repeat(5,1fr);gap:1rem;margin-top:1.4rem}
.process li{list-style:none;padding:1rem;position:relative}
.process li span{
  display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--emerald),var(--teal));margin-bottom:.4rem;font-weight:700
}
.process li strong{display:block;margin-bottom:.2rem}

.testimonials{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:1.2rem}
.t-card{padding:1.2rem}

.contact .panel{padding:1.2rem}
.contact-actions{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:.6rem}
label{display:block;margin:.6rem 0 .2rem;font-weight:500}
input,select,textarea{
  width:100%;padding:.8rem;border-radius:12px;border:1px solid var(--border);
  background:rgba(0,0,0,.25);color:var(--text)
}
textarea{resize:vertical}
.form-note{opacity:.7;font-size:.9rem;margin-top:.4rem}

.map-wrap{margin:2rem auto 0;max-width:1200px;padding:0 4%}
.map-wrap iframe{width:100%;height:360px;border:0;border-radius:18px}

.footer{margin:3rem 0 2rem}
.footer-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;padding:1rem}
.footer .foot-links{display:flex;gap:1rem;flex-wrap:wrap}

.gradient-mid{
  background:
    radial-gradient(800px 400px at 90% 0%, rgba(11,183,183,.18), transparent 60%),
    radial-gradient(700px 360px at 10% 100%, rgba(242,201,76,.12), transparent 60%)
}
.gradient-sunset{
  background:
    radial-gradient(800px 400px at 10% 0%, rgba(126,217,87,.18), transparent 60%),
    radial-gradient(700px 360px at 90% 100%, rgba(242,201,76,.12), transparent 60%)
}

.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease, transform .7s ease}
.reveal.visible{opacity:1;transform:none}

.sticky{position:sticky;top:0}

/* ---------- Responsive ---------- */
@media (max-width: 980px){
  .hero-inner,.grid-2{grid-template-columns:1fr}
  .cards{grid-template-columns:repeat(2,1fr)}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .process{grid-template-columns:1fr 1fr}
  .testimonials{grid-template-columns:1fr}
  .nav-links{
    display:none;position:absolute;right:1rem;top:70px;background:rgba(0,0,0,.4);
    padding:1rem;border-radius:16px
  }
  .nav-links.open{display:flex;flex-direction:column;gap:.4rem}
  .hamburger{display:block}
}
@media (max-width: 560px){
  .cards{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr}
}

/* =========================================
   NEW: Achievements / Certifications
   ========================================= */
.achievements{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;margin-top:1.4rem
}
.ach-card{padding:1.2rem;text-align:center}
.ach-icon{font-size:2rem;margin-bottom:.3rem}
@media (max-width: 980px){ .achievements{grid-template-columns:1fr 1fr} }
@media (max-width: 560px){ .achievements{grid-template-columns:1fr} }

/* =========================================
   NEW: Client Logos Carousel
   ========================================= */
.logos-wrap{overflow:hidden;padding:1rem;margin-top:1.2rem}
.logos-track{display:flex;gap:2rem;animation:logos 30s linear infinite;will-change:transform}
.logos-track img{
  opacity:.9;filter:grayscale(100%);transition:.3s;height:60px
}
.logos-track img:hover{filter:grayscale(0%)}
@keyframes logos{to{transform:translateX(-50%)}}

/* =========================================
   NEW: Before/After Slider (Case Studies)
   ========================================= */
.ba-wrap{margin:1.6rem 0}
.ba-inner{position:relative;max-width:960px;margin:auto;border-radius:20px;overflow:hidden}
.ba-inner img{width:100%;display:block}
.ba-overlay{position:absolute;top:0;left:0;height:100%;width:50%;overflow:hidden}
.ba-range{position:absolute;left:0;right:0;bottom:10px;margin:auto;width:60%}

/* =========================================
   NEW: AI Chatbot Widget
   ========================================= */
#chatbot{position:fixed;bottom:20px;right:20px;z-index:9999}
.chatbot-btn{
  width:60px;height:60px;border-radius:50%;
  background:linear-gradient(135deg,var(--emerald),var(--teal));
  border:none;color:#fff;font-size:1.6rem;
  box-shadow:var(--shadow);cursor:pointer;transition:.3s
}
.chatbot-btn:hover{transform:scale(1.05)}
.chatbot-window{
  display:none; /* toggled to flex via JS */
  flex-direction:column;
  position:fixed;bottom:90px;right:20px;
  width:320px;height:420px;border-radius:18px;
  box-shadow:var(--shadow);overflow:hidden
}
.chat-header{
  background:linear-gradient(135deg,var(--emerald),var(--teal));
  padding:10px;text-align:center;font-weight:600;color:#fff
}
.chat-messages{
  flex:1;padding:10px;overflow-y:auto;font-size:.95rem;
  display:flex;flex-direction:column;gap:.4rem
}
.bot-msg,.user-msg{margin:0;padding:10px;border-radius:12px;max-width:85%}
.bot-msg{background:rgba(255,255,255,.1);align-self:flex-start}
.user-msg{background:linear-gradient(135deg,var(--emerald),var(--teal));align-self:flex-end;color:#fff}
.chat-input{display:flex;padding:8px;border-top:1px solid rgba(255,255,255,.15)}
.chat-input input{
  flex:1;border:none;border-radius:10px;padding:8px;outline:none;
  background:rgba(255,255,255,.1);color:#fff
}
.chat-input button{margin-left:6px;border:none;background:var(--teal);color:#fff;border-radius:10px;padding:0 12px;cursor:pointer}

/* =========================================
   NEW: Thai Food Auto-Scroll Strip
   ========================================= */
.thai-food-block{margin-top:2rem}
.tf-strip{
  overflow:hidden;border-radius:18px;padding:.6rem 0;
  border:1px solid var(--border);background:rgba(255,255,255,.06)
}
.tf-track{
  display:flex;align-items:center;gap:1.2rem;
  animation:tfscroll 50s linear infinite;
  will-change:transform
}
.tf-track img{
  height:120px;width:auto;border-radius:14px;
  box-shadow:var(--shadow);background:rgba(0,0,0,.18);
  border:1px solid var(--border)
}
.tf-strip:hover .tf-track{animation-play-state:paused}
@keyframes tfscroll{to{transform:translateX(-50%)}}
@media (max-width:560px){ .tf-track img{height:90px} }