/* ===== KIA GLOBAL NETWORK - MAIN CSS ===== */
@import url('https://fonts.googleapis.com/css2?family=Sarabun:wght@300;400;500;600;700;800&family=Prompt:wght@400;500;600;700&display=swap');

:root {
  --gold: #C9A84C;
  --gold-light: #F0D080;
  --gold-dark: #8B6914;
  --green-dark: #1a2e0a;
  --green-mid: #2D5016;
  --green-accent: #3d6b1e;
  --dark: #0a0e1a;
  --dark2: #111827;
  --dark3: #1f2937;
  --white: #ffffff;
  --text-light: #e5e7eb;
  --text-muted: #9ca3af;
  --radius: 12px;
  --shadow: 0 20px 60px rgba(0,0,0,0.4);
  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Sarabun',sans-serif;background:var(--dark);color:var(--white);overflow-x:hidden;line-height:1.7}
a{text-decoration:none;color:inherit}
img{max-width:100%;height:auto}
ul{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section-pad{padding:100px 0}

/* ===== PRELOADER ===== */
#preloader{position:fixed;inset:0;background:var(--dark);z-index:9999;display:flex;align-items:center;justify-content:center;transition:opacity 0.6s,visibility 0.6s}
#preloader.hidden{opacity:0;visibility:hidden}
.preloader-inner{text-align:center}
#preloader-logo{width:100px;height:100px;object-fit:contain;margin-bottom:24px;animation:pulse 1.5s infinite}
.preloader-bar{width:200px;height:4px;background:rgba(255,255,255,0.1);border-radius:4px;overflow:hidden;margin:0 auto}
.preloader-fill{height:100%;background:linear-gradient(90deg,var(--gold-dark),var(--gold),var(--gold-light));border-radius:4px;animation:loading 2s ease forwards}
@keyframes loading{0%{width:0}100%{width:100%}}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.08)}}

/* ===== NAVBAR ===== */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;padding:16px 0;transition:var(--transition)}
.navbar.scrolled{background:rgba(10,14,26,0.95);backdrop-filter:blur(20px);padding:10px 0;border-bottom:1px solid rgba(201,168,76,0.2);box-shadow:0 4px 30px rgba(0,0,0,0.5)}
.nav-container{max-width:1300px;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.nav-logo{display:flex;align-items:center;gap:12px}
#site-logo{width:52px;height:52px;object-fit:contain;filter:drop-shadow(0 0 8px rgba(201,168,76,0.5))}
.nav-brand{display:flex;flex-direction:column;line-height:1.2}
.brand-main{font-family:'Prompt',sans-serif;font-size:0.85rem;font-weight:600;color:var(--gold-light)}
.brand-sub{font-size:0.65rem;color:var(--text-muted)}
.nav-menu{display:flex;align-items:center;gap:8px}
.nav-links{display:flex;gap:4px}
.nav-link{padding:8px 16px;border-radius:8px;font-size:0.9rem;font-weight:500;color:var(--text-light);transition:var(--transition);position:relative}
.nav-link::after{content:'';position:absolute;bottom:4px;left:50%;transform:translateX(-50%);width:0;height:2px;background:var(--gold);border-radius:2px;transition:var(--transition)}
.nav-link:hover,.nav-link.active{color:var(--gold)}
.nav-link:hover::after,.nav-link.active::after{width:60%}
.nav-cta{padding:10px 22px;background:linear-gradient(135deg,var(--gold-dark),var(--gold));color:var(--dark);border-radius:50px;font-weight:700;font-size:0.85rem;transition:var(--transition);white-space:nowrap}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(201,168,76,0.4)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--gold);border-radius:2px;transition:var(--transition)}

/* ===== HERO ===== */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(10,14,26,0.92) 0%,rgba(26,46,10,0.85) 50%,rgba(10,14,26,0.9) 100%)}
.hero-particles{position:absolute;inset:0;overflow:hidden}
.particle{position:absolute;width:4px;height:4px;background:var(--gold);border-radius:50%;opacity:0.4;animation:float-particle linear infinite}
@keyframes float-particle{0%{transform:translateY(100vh) rotate(0deg);opacity:0}10%{opacity:0.4}90%{opacity:0.4}100%{transform:translateY(-100px) rotate(360deg);opacity:0}}
.hero-content{position:relative;z-index:2;max-width:1200px;margin:0 auto;padding:120px 24px 80px;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 18px;background:rgba(201,168,76,0.15);border:1px solid rgba(201,168,76,0.3);border-radius:50px;font-size:0.8rem;color:var(--gold);margin-bottom:20px}
.hero-badge i{font-size:0.7rem}
.hero-title{font-family:'Prompt',sans-serif;font-size:clamp(2rem,5vw,3.5rem);font-weight:800;line-height:1.2;margin-bottom:20px}
.hero-title .highlight{background:linear-gradient(135deg,var(--gold-dark),var(--gold),var(--gold-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-subtitle{font-size:1.1rem;color:var(--text-muted);margin-bottom:36px;line-height:1.8}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.btn-primary{padding:14px 32px;background:linear-gradient(135deg,var(--gold-dark),var(--gold));color:var(--dark);border-radius:50px;font-weight:700;font-size:1rem;transition:var(--transition);display:inline-flex;align-items:center;gap:8px;border:none;cursor:pointer}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 15px 40px rgba(201,168,76,0.4)}
.btn-outline{padding:14px 32px;border:2px solid var(--gold);color:var(--gold);border-radius:50px;font-weight:700;font-size:1rem;transition:var(--transition);display:inline-flex;align-items:center;gap:8px}
.btn-outline:hover{background:rgba(201,168,76,0.1);transform:translateY(-3px)}
.hero-logo-wrap{display:flex;justify-content:center;align-items:center}
.hero-logo-ring{position:relative;width:320px;height:320px;display:flex;align-items:center;justify-content:center}
.hero-logo-ring::before{content:'';position:absolute;inset:0;border:2px solid rgba(201,168,76,0.3);border-radius:50%;animation:spin 20s linear infinite}
.hero-logo-ring::after{content:'';position:absolute;inset:12px;border:1px solid rgba(201,168,76,0.15);border-radius:50%;animation:spin 15s linear infinite reverse}
.hero-logo-ring img{width:240px;height:240px;object-fit:contain;filter:drop-shadow(0 0 30px rgba(201,168,76,0.5));animation:float 6s ease-in-out infinite}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-20px)}}
.hero-stats{position:absolute;bottom:60px;left:50%;transform:translateX(-50%);display:flex;gap:40px;padding:24px 48px;background:rgba(255,255,255,0.05);backdrop-filter:blur(20px);border:1px solid rgba(201,168,76,0.2);border-radius:20px;white-space:nowrap}
.hero-stat{text-align:center}
.hero-stat-value{font-family:'Prompt',sans-serif;font-size:1.8rem;font-weight:800;color:var(--gold);display:block}
.hero-stat-label{font-size:0.8rem;color:var(--text-muted)}

/* ===== SECTION TITLES ===== */
.section-header{text-align:center;margin-bottom:60px}
.section-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 16px;background:rgba(201,168,76,0.1);border:1px solid rgba(201,168,76,0.3);border-radius:50px;font-size:0.8rem;color:var(--gold);margin-bottom:16px}
.section-title{font-family:'Prompt',sans-serif;font-size:clamp(1.8rem,4vw,2.8rem);font-weight:700;line-height:1.3;margin-bottom:16px}
.section-title span{background:linear-gradient(135deg,var(--gold-dark),var(--gold));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.section-desc{font-size:1.05rem;color:var(--text-muted);max-width:600px;margin:0 auto}
.divider{width:60px;height:3px;background:linear-gradient(90deg,var(--gold-dark),var(--gold));border-radius:3px;margin:16px auto 0}

/* ===== SERVICES ===== */
.services-section{background:var(--dark2)}
.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:28px}
.service-card{background:linear-gradient(135deg,rgba(255,255,255,0.04),rgba(255,255,255,0.01));border:1px solid rgba(255,255,255,0.08);border-radius:20px;padding:36px;transition:var(--transition);position:relative;overflow:hidden}
.service-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--gold-dark),var(--gold));transform:scaleX(0);transition:var(--transition)}
.service-card:hover{transform:translateY(-8px);border-color:rgba(201,168,76,0.3);box-shadow:0 30px 60px rgba(0,0,0,0.4)}
.service-card:hover::before{transform:scaleX(1)}
.service-icon{width:64px;height:64px;background:linear-gradient(135deg,rgba(201,168,76,0.2),rgba(201,168,76,0.05));border:1px solid rgba(201,168,76,0.3);border-radius:16px;display:flex;align-items:center;justify-content:center;margin-bottom:24px;font-size:1.6rem;color:var(--gold);transition:var(--transition)}
.service-card:hover .service-icon{background:linear-gradient(135deg,var(--gold-dark),var(--gold));color:var(--dark);border-color:transparent}
.service-title{font-family:'Prompt',sans-serif;font-size:1.2rem;font-weight:600;margin-bottom:12px;color:var(--white)}
.service-desc{font-size:0.95rem;color:var(--text-muted);line-height:1.7}
.service-link{display:inline-flex;align-items:center;gap:6px;margin-top:20px;color:var(--gold);font-size:0.9rem;font-weight:600;transition:var(--transition)}
.service-link:hover{gap:12px}

/* ===== ABOUT STRIP ===== */
.about-strip{background:var(--dark)}
.about-inner{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.about-image-wrap{position:relative}
.about-img-frame{border-radius:24px;overflow:hidden;border:2px solid rgba(201,168,76,0.2)}
.about-img-frame img{width:100%;display:block;object-fit:cover;filter:brightness(0.9)}
.about-badge-float{position:absolute;bottom:-20px;right:-20px;background:linear-gradient(135deg,var(--gold-dark),var(--gold));border-radius:16px;padding:20px 28px;text-align:center;box-shadow:0 20px 40px rgba(201,168,76,0.3)}
.about-badge-float .num{font-family:'Prompt',sans-serif;font-size:2.5rem;font-weight:800;color:var(--dark);line-height:1}
.about-badge-float .label{font-size:0.8rem;color:var(--dark);font-weight:600;opacity:0.8}
.about-text .section-header{text-align:left}
.about-text .divider{margin:16px 0 0}
.about-features{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:28px 0}
.about-feature{display:flex;align-items:flex-start;gap:12px;padding:16px;background:rgba(255,255,255,0.03);border:1px solid rgba(255,255,255,0.06);border-radius:12px}
.about-feature i{color:var(--gold);font-size:1.1rem;margin-top:2px;flex-shrink:0}
.about-feature h5{font-size:0.9rem;font-weight:600;margin-bottom:4px}
.about-feature p{font-size:0.8rem;color:var(--text-muted)}

/* ===== MILESTONES ===== */
.milestones-section{background:linear-gradient(135deg,var(--green-dark),var(--dark2));border-top:1px solid rgba(201,168,76,0.15);border-bottom:1px solid rgba(201,168,76,0.15)}
.milestones-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:40px;text-align:center}
.milestone-item{padding:40px 20px;border-right:1px solid rgba(255,255,255,0.06)}
.milestone-item:last-child{border-right:none}
.milestone-icon{font-size:2rem;color:var(--gold);margin-bottom:16px}
.milestone-value{font-family:'Prompt',sans-serif;font-size:3rem;font-weight:800;background:linear-gradient(135deg,var(--gold-dark),var(--gold));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1}
.milestone-label{font-size:0.95rem;color:var(--text-muted);margin-top:8px}

/* ===== NEWS ===== */
.news-section{background:var(--dark2)}
.news-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:28px}
.news-card{background:rgba(255,255,255,0.03);border:1px solid rgba(255,255,255,0.07);border-radius:20px;overflow:hidden;transition:var(--transition)}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.news-card-img{height:220px;overflow:hidden;position:relative}
.news-card-img img{width:100%;height:100%;object-fit:cover;transition:transform 0.5s ease}
.news-card:hover .news-card-img img{transform:scale(1.06)}
.news-card-cat{position:absolute;top:16px;left:16px;padding:5px 14px;background:linear-gradient(135deg,var(--gold-dark),var(--gold));border-radius:50px;font-size:0.75rem;font-weight:700;color:var(--dark)}
.news-card-body{padding:28px}
.news-card-date{font-size:0.8rem;color:var(--text-muted);margin-bottom:10px;display:flex;align-items:center;gap:6px}
.news-card-title{font-family:'Prompt',sans-serif;font-size:1.1rem;font-weight:600;margin-bottom:12px;color:var(--white);line-height:1.4}
.news-card-excerpt{font-size:0.9rem;color:var(--text-muted);line-height:1.7}
.news-card-link{display:inline-flex;align-items:center;gap:6px;margin-top:20px;color:var(--gold);font-size:0.85rem;font-weight:600;transition:var(--transition)}
.news-card-link:hover{gap:12px}

/* ===== CONTACT ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:60px;align-items:start}
.contact-info{display:flex;flex-direction:column;gap:24px}
.contact-card{display:flex;align-items:flex-start;gap:20px;padding:24px;background:rgba(255,255,255,0.03);border:1px solid rgba(255,255,255,0.07);border-radius:16px;transition:var(--transition)}
.contact-card:hover{border-color:rgba(201,168,76,0.3)}
.contact-card-icon{width:50px;height:50px;background:linear-gradient(135deg,rgba(201,168,76,0.2),rgba(201,168,76,0.05));border:1px solid rgba(201,168,76,0.3);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.2rem;color:var(--gold);flex-shrink:0}
.contact-card h4{font-size:0.95rem;font-weight:600;margin-bottom:4px}
.contact-card p,.contact-card a{font-size:0.9rem;color:var(--text-muted)}
.contact-card a:hover{color:var(--gold)}
.contact-form-wrap{background:rgba(255,255,255,0.03);border:1px solid rgba(255,255,255,0.08);border-radius:24px;padding:44px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-size:0.9rem;font-weight:600;color:var(--text-light);margin-bottom:8px}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:14px 18px;background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);border-radius:12px;color:var(--white);font-size:0.95rem;font-family:'Sarabun',sans-serif;transition:var(--transition);outline:none}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{border-color:rgba(201,168,76,0.5);background:rgba(255,255,255,0.08);box-shadow:0 0 0 3px rgba(201,168,76,0.1)}
.form-group textarea{resize:vertical;min-height:140px}
.form-group select option{background:var(--dark2);color:var(--white)}
.alert-success{padding:14px 20px;background:rgba(46,213,115,0.15);border:1px solid rgba(46,213,115,0.3);border-radius:12px;color:#2ed573;font-size:0.9rem;margin-bottom:20px}
.alert-error{padding:14px 20px;background:rgba(255,71,87,0.15);border:1px solid rgba(255,71,87,0.3);border-radius:12px;color:#ff4757;font-size:0.9rem;margin-bottom:20px}

/* ===== PAGE HERO ===== */
.page-hero{padding:160px 0 80px;background:linear-gradient(135deg,var(--dark) 0%,var(--green-dark) 50%,var(--dark) 100%);text-align:center;position:relative;overflow:hidden}
.page-hero::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at 50% 50%,rgba(201,168,76,0.05) 0%,transparent 60%)}
.page-hero-title{font-family:'Prompt',sans-serif;font-size:clamp(2rem,5vw,3.5rem);font-weight:800;margin-bottom:16px}
.page-hero-title span{background:linear-gradient(135deg,var(--gold-dark),var(--gold));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.page-hero-sub{font-size:1.1rem;color:var(--text-muted);max-width:600px;margin:0 auto 20px}
.breadcrumb{display:flex;align-items:center;justify-content:center;gap:8px;font-size:0.85rem;color:var(--text-muted)}
.breadcrumb a{color:var(--gold);transition:var(--transition)}
.breadcrumb a:hover{color:var(--gold-light)}
.breadcrumb i{font-size:0.6rem}

/* ===== FOOTER ===== */
.footer{background:var(--dark);position:relative}
.footer-wave{margin-bottom:-2px;line-height:0}
.footer-wave svg{width:100%;height:60px}
.footer-body{padding:80px 0 40px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1.5fr 1.5fr;gap:60px;margin-bottom:60px}
.footer-brand img.footer-logo{width:80px;height:80px;object-fit:contain;margin-bottom:16px}
.footer-brand h3{font-family:'Prompt',sans-serif;font-size:1rem;font-weight:700;color:var(--gold-light);margin-bottom:12px}
.footer-brand p{font-size:0.9rem;color:var(--text-muted);line-height:1.7;margin-bottom:20px}
.footer-social{display:flex;gap:10px}
.footer-social a{width:40px;height:40px;background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--text-muted);transition:var(--transition)}
.footer-social a:hover{background:var(--gold);color:var(--dark);border-color:var(--gold)}
.footer-col h4{font-family:'Prompt',sans-serif;font-size:0.95rem;font-weight:700;color:var(--gold-light);margin-bottom:20px;padding-bottom:10px;border-bottom:1px solid rgba(201,168,76,0.2)}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col ul li a{font-size:0.9rem;color:var(--text-muted);transition:var(--transition)}
.footer-col ul li a:hover{color:var(--gold);padding-left:4px}
.footer-contact li{display:flex;gap:12px;align-items:flex-start;font-size:0.85rem;color:var(--text-muted)}
.footer-contact li i{color:var(--gold);margin-top:3px;flex-shrink:0;width:14px}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.06);padding-top:30px;display:flex;justify-content:space-between;align-items:center;font-size:0.85rem;color:var(--text-muted);flex-wrap:wrap;gap:12px}

/* ===== BACK TO TOP ===== */
#back-to-top{position:fixed;bottom:30px;right:30px;width:46px;height:46px;background:linear-gradient(135deg,var(--gold-dark),var(--gold));color:var(--dark);border:none;border-radius:50%;cursor:pointer;font-size:1rem;transition:var(--transition);opacity:0;pointer-events:none;z-index:999;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 20px rgba(201,168,76,0.3)}
#back-to-top.visible{opacity:1;pointer-events:all}
#back-to-top:hover{transform:translateY(-3px);box-shadow:0 15px 30px rgba(201,168,76,0.4)}

/* ===== PARTNERS ===== */
.partners-section{background:var(--dark);border-top:1px solid rgba(255,255,255,0.05);padding:60px 0}
.partners-inner{display:flex;gap:40px;overflow:hidden;mask:linear-gradient(90deg,transparent,black 10%,black 90%,transparent)}
.partners-track{display:flex;gap:40px;animation:scroll 30s linear infinite}
.partner-item{flex-shrink:0;height:60px;filter:grayscale(1) brightness(0.6);transition:var(--transition)}
.partner-item:hover{filter:none;transform:scale(1.05)}

/* ===== RESPONSIVE ===== */
@media(max-width:1024px){
  .hero-content{grid-template-columns:1fr;text-align:center}
  .hero-logo-wrap{display:none}
  .hero-stats{flex-wrap:wrap;gap:20px;bottom:20px}
  .about-inner{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .milestones-grid{grid-template-columns:repeat(2,1fr)}
  .milestone-item{border-right:none;border-bottom:1px solid rgba(255,255,255,0.06)}
  .milestone-item:last-child,.milestone-item:nth-child(even){border-bottom:none}
}
@media(max-width:768px){
  .section-pad{padding:70px 0}
  .nav-menu{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(10,14,26,0.98);backdrop-filter:blur(20px);flex-direction:column;align-items:center;justify-content:center;gap:20px}
  .nav-menu.open{display:flex}
  .nav-links{flex-direction:column;align-items:center;gap:8px}
  .nav-link{font-size:1.1rem}
  .nav-cta{margin-top:8px}
  .nav-toggle{display:flex;z-index:1001;position:relative}
  .footer-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .hero-stats{display:none}
  .about-badge-float{right:0;bottom:-16px}
  .about-features{grid-template-columns:1fr}
  .contact-form-wrap{padding:28px}
}