/* ====== Base / Theme ====== */
:root{--g:#22c06a;--gd:#179d55;--mint:#e9f7ef;--ink:#0f1420;--txt:#283245;--muted:#6b7a8c;--bg:#f7fbf9}
*{box-sizing:border-box} html,body{margin:0;padding:0}
body{font-family:"IBM Plex Sans Thai",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--txt);background:var(--bg)}
.container{max-width:1100px;margin:0 auto;padding:0 16px}

/* ====== NAV (Glass, Desktop default) ====== */
.g9-nav{position:sticky;top:0;z-index:999;background:rgba(255,255,255,.75);backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid rgba(0,0,0,.05)}
.g9-nav .container{display:flex;align-items:center;justify-content:space-between;padding:12px 16px}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;color:var(--ink);text-decoration:none}
.logo-badge{width:34px;height:34px;border-radius:10px;background:linear-gradient(180deg,var(--g),var(--gd));display:grid;place-items:center;color:#fff;font-weight:800}
.menu-toggle{display:none;background:none;border:0;font-size:26px;line-height:1}

/* เมนูแนวนอน (เดสก์ท็อป) */
.g9-nav .menu{display:flex;list-style:none;gap:18px;margin:0;padding:0}
.g9-nav a{color:#2b364b;text-decoration:none;font-weight:600}
.g9-nav a.btn{color:#fff}

/* Desktop ≥ 992px */
@media (min-width: 992px){
  .g9-nav .menu-toggle{ display:none !important; }
  .g9-nav .menu{
    display:flex !important; position:static !important;
    opacity:1 !important; visibility:visible !important; pointer-events:auto !important;
    transform:none !important;
  }
}

/* Mobile / Tablet ≤ 991px */
@media (max-width: 991px){
  .g9-nav{ position:sticky; top:0; z-index:1002; }
  .g9-nav .menu-toggle{ display:block !important; }

  /* ซ่อนเมนูโดยค่าเริ่มต้น */
  .g9-nav:not(.is-open) .menu{
    display:none !important;
    opacity:0 !important; visibility:hidden !important; pointer-events:none !important;
    transform:translateY(-6px) !important;
  }

  /* เปิดเมนูเมื่อ is-open */
  .g9-nav.is-open .menu{
    display:flex !important; flex-direction:column !important;
    position:fixed !important; left:12px; right:12px; top:64px;
    gap:8px; padding:12px;
    background:#fff; border:1px solid #e9eef5; border-radius:14px;
    box-shadow:0 20px 40px rgba(0,0,0,.15);
    opacity:1 !important; visibility:visible !important; pointer-events:auto !important;
    transform:none !important;
    transition:opacity .18s ease, transform .18s ease;
  }

  /* ล็อกสกอร์ล + overlay */
  body.nav-lock{ overflow:hidden !important; }
  #nav-overlay{ position:fixed; inset:0; background:rgba(0,0,0,.35); z-index:1000; }
}

/* ====== Buttons ====== */
.btn{display:inline-block;padding:12px 18px;border-radius:14px;font-weight:800;text-decoration:none}
.btn-primary{background:var(--g);color:#fff}.btn-primary:hover{filter:brightness(.96)}
.btn-ghost{background:var(--mint);color:var(--gd);border:1px solid rgba(34,192,106,.35)}

/* ====== Hero ====== */
.hero{position:relative;min-height:66vh;display:grid;align-items:center;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-30% -10% auto -10%;height:80%;background:radial-gradient(circle at 20% 0%, rgba(34,192,106,.25), transparent 55%);z-index:-1}
.hero .container{display:grid;grid-template-columns:1.1fr 1fr;gap:28px;padding:40px 16px}
@media(max-width:1050px){.hero .container{grid-template-columns:1fr;padding-top:14px}}
.kicker{color:var(--gd);font-weight:700;letter-spacing:.06em;text-transform:uppercase}
.hero h1{font-size:clamp(32px,5vw,54px);line-height:1.06;margin:8px 0 12px;font-weight:900;color:#0e1a2a}
.hero p.lead{color:#48607a;font-size:18px}
.hero-visual{position:relative;border-radius:22px;overflow:hidden;box-shadow:0 24px 60px rgba(16,30,54,.18);aspect-ratio:16/10;background:#dff2e8}
.hero-badge{position:absolute;left:16px;top:16px;background:#fff;padding:8px 12px;border-radius:12px;font-weight:800;color:var(--gd);box-shadow:0 8px 20px rgba(0,0,0,.08)}

/* ====== Generic sections ====== */
.section{padding:64px 0}
.title{font-weight:900;text-align:center;font-size:clamp(26px,3.4vw,40px);margin:0 0 10px}
.sub{text-align:center;color:var(--muted);max-width:780px;margin:0 auto 26px}

.grid{display:grid;gap:18px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
@media(max-width:1100px){.grid-4{grid-template-columns:repeat(3,1fr)}}
@media(max-width:900px){.grid-4,.grid-3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.grid-4,.grid-3{grid-template-columns:1fr}}

.card{background:#fff;border:1px solid #e8eef3;border-radius:18px;padding:18px;box-shadow:0 10px 30px rgba(16,30,54,.06);display:flex;flex-direction:column;gap:10px}
.card .ic{width:48px;height:48px;border-radius:14px;background:var(--mint);display:grid;place-items:center;color:var(--gd);font-size:22px}
.card h3{margin:0;font-size:18px;font-weight:800}.card p{margin:0;color:var(--muted)}

.split{display:grid;grid-template-columns:1fr 1.05fr;gap:26px;align-items:center}
@media(max-width:900px){.split{grid-template-columns:1fr}}
.photo{border-radius:22px;overflow:hidden;box-shadow:0 18px 48px rgba(16,30,54,.10);aspect-ratio:16/11;background:#eef6f2}
.gimg{position:relative;display:block;width:100%;height:100%}.gimg img{width:100%;height:100%;object-fit:cover;display:block}

/* ====== Stats ====== */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:10px}
.stat{background:#fff;border:1px solid #e8eef3;border-radius:18px;padding:18px;text-align:center;box-shadow:0 10px 30px rgba(0,0,0,.04)}
.stat .n{font-size:32px;font-weight:900;color:var(--gd)}
.stat .t{color:var(--muted)}
@media(max-width:900px){.stats{grid-template-columns:repeat(2,1fr)}}

/* ====== FEATURES ====== */
#features .f-grid{display:grid;gap:28px;grid-template-columns:repeat(4,1fr)}
#features .f-card{background:#fff;border:1px solid #e9eef5;border-radius:22px;padding:26px;text-align:center;box-shadow:0 14px 36px rgba(16,30,54,.06);transition:transform .15s ease, box-shadow .2s ease, border-color .2s ease}
#features .f-card:hover{transform:translateY(-2px);box-shadow:0 18px 44px rgba(16,30,54,.10);border-color:rgba(34,192,106,.32)}
#features .f-icon{width:64px;height:64px;margin:0 auto 14px;border-radius:16px;background:#f1f5fb;display:grid;place-items:center}
#features .f-icon i{font-size:26px}
#features .f-title{margin:8px 0 8px;font-weight:800;line-height:1.25}
#features .f-desc{color:var(--muted);line-height:1.6;margin:0}
#features .f-more{display:inline-block;margin-top:14px;font-weight:700;color:var(--g,#22c06a);text-decoration:none}
#features .f-more:hover{ text-decoration:underline }
@media (max-width:1100px){ #features .f-grid{ grid-template-columns:repeat(3,1fr);} }
@media (max-width:900px){  #features .f-grid{ grid-template-columns:repeat(2,1fr);} }
@media (max-width:560px){  #features .f-grid{ grid-template-columns:1fr;} }

/* ===== WORKFLOW (ข้อความซ้าย รูปขวา) ===== */
#workflow .wf-wrap{
  display:grid;
  grid-template-columns:1.05fr 1fr;  /* ซ้ายกว้างนิดหน่อย */
  gap:26px;
  align-items:center;
}

/* ระบุตำแหน่งชัดๆ เผื่อมีการสลับ DOM ภายหลัง */
#workflow .wf-text{ order:1; }
#workflow .wf-photo{ order:2; }

/* มือถือ: เรียงบน–ล่าง */
@media (max-width:900px){
  #workflow .wf-wrap{ grid-template-columns:1fr; }
  #workflow .wf-text,
  #workflow .wf-photo{ order:initial; }
}

/* การ์ด/ชิป/บูลเล็ต (ของเดิม) */
#workflow .tech-card{
  background:#fff; border:1px solid #e9eef5; border-radius:16px;
  padding:16px; box-shadow:0 10px 30px rgba(16,30,54,.06); margin-bottom:14px;
}
#workflow .tech-card p{ margin:0 0 10px; color:var(--muted); }
#workflow .tech-stack{ display:flex; flex-wrap:wrap; gap:8px; }
#workflow .chip{
  padding:6px 10px; border-radius:999px;
  background:var(--mint,#e9f7ef); color:#179d55; font-weight:700; font-size:13px;
}
#workflow .step-grid{ display:grid; gap:12px; grid-template-columns:repeat(3,1fr); margin:10px 0 6px; }
@media (max-width:900px){ #workflow .step-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:560px){ #workflow .step-grid{ grid-template-columns:1fr; } }
#workflow .step{
  display:flex; gap:12px; align-items:flex-start; background:#fff; border:1px solid #e9eef5;
  border-radius:14px; padding:12px 14px; box-shadow:0 8px 24px rgba(16,30,54,.05);
}
#workflow .badge{
  width:28px; height:28px; border-radius:50%;
  background:linear-gradient(180deg,#31d28a,#22a874); color:#fff; font-weight:800;
  display:grid; place-items:center; flex:0 0 28px;
}
#workflow .step h4{ margin:0; font-weight:800; }
#workflow .step .muted{ color:var(--muted); font-size:13.5px; line-height:1.5; }
#workflow .wms-bullets{ margin-top:10px; }


/* ====== BLOG / NEWS SLIDER ====== */
#blog .news-viewport{position:relative !important;overflow:hidden;padding-bottom:56px}
#blog .news-track{display:flex !important;flex-wrap:nowrap !important;gap:16px;will-change:transform;transition:transform .45s ease}

/* mobile: 1 ใบ/แถว */
#blog .news-card{
  box-sizing:border-box;flex:0 0 100% !important;width:100% !important;min-width:0 !important;max-width:none !important;
  display:flex;flex-direction:column;min-height:100%;background:#fff;border:1px solid #e9eef5;border-radius:18px;box-shadow:0 12px 30px rgba(16,30,54,.06);overflow:hidden
}
/* tablet: 2 ใบ/แถว */
@media (min-width:640px) and (max-width:1019.98px){
  #blog .news-card{flex-basis:calc((100% - 16px)/2) !important;width:calc((100% - 16px)/2) !important}
}
/* desktop: 4 ใบ/แถว */
@media (min-width:1020px){
  #blog .news-card{flex-basis:calc((100% - 3*16px)/4) !important;width:calc((100% - 3*16px)/4) !important}
}

#blog .news-thumb{aspect-ratio:16/9;background:#eef5f1}
#blog .news-thumb img{width:100%;height:100%;object-fit:cover;display:block}
#blog .news-body{padding:14px 14px 16px;display:flex;flex-direction:column;gap:8px;flex:1}
#blog .news-meta{font-size:12.5px;color:var(--muted);display:flex;gap:10px;align-items:center}
#blog .news-chip{padding:4px 8px;border-radius:999px;font-weight:700;font-size:12px;background:rgba(34,192,106,.12);color:#179d55}
#blog .news-title{font-size:18px;font-weight:800;line-height:1.25;margin:0;color:#0e1a2a}
#blog .news-excerpt{color:var(--muted);margin:0;line-height:1.55}
#blog .news-more{margin-top:auto;font-weight:700;color:var(--g,#22c06a);text-decoration:none}
#blog .news-more:hover{text-decoration:underline}

/* NAV (ให้อยู่ในกรอบ viewport เสมอ) */
#blog .news-nav{position:absolute !important;left:0;right:0;bottom:12px !important;display:flex;align-items:center;justify-content:center;gap:12px;z-index:2;pointer-events:none}
#blog .news-btn,#blog .news-dots{pointer-events:auto}
#blog #newsPrev{margin-right:auto}
#blog #newsNext{margin-left:auto}
#blog .news-btn{width:38px;height:38px;border-radius:50%;border:1px solid #dfe7ee;background:#fff;box-shadow:0 6px 16px rgba(0,0,0,.06);display:grid;place-items:center;cursor:pointer}
#blog .news-btn:disabled{opacity:.45;cursor:not-allowed}
#blog .news-dots{display:flex;gap:8px}
#blog .news-dot{width:8px;height:8px;border-radius:50%;background:#ccd8cf;border:0}
#blog .news-dot.is-active{background:#22c06a}

/* ป้องกัน overlay grid ของ hero มาทับ */
.hero .news-nav, #top .news-nav{display:none !important}

/* ====== Footer ====== */
.footer{background:#0f1420;color:#b7c2d0;padding:36px 0;margin-top:40px}
.footer a{color:#d2dae6;text-decoration:none}
.footer .mini{font-size:12px;color:#96a2b3;margin-top:10px;opacity:.9}