/* ============================================================
   HUBMAO · Rich-Menu Landing Pages — shared styles
   Premium Apple-look · mobile-first · navy #11354D / orange #F68832
   ============================================================ */
:root{
  --navy:#11354D; --navy-2:#0d2a3f; --orange:#F68832;
  --cream:#F2EEE6; --paper:#FAFAF7; --ink:#11354D; --muted:#5b6b78; --line:#e7e2d9;
  --f-sans:'IBM Plex Sans Thai','Sora',system-ui,-apple-system,sans-serif;
  --f-head:'Sora','IBM Plex Sans Thai',system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{font-family:var(--f-sans);color:var(--ink);background:var(--paper);line-height:1.62;font-size:clamp(16px,1.05vw,18px);padding-bottom:78px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:760px;margin:0 auto;padding:0 18px}

/* top bar */
.lp-top{position:sticky;top:0;z-index:40;background:rgba(17,53,77,.97);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:#fff}
.lp-top .wrap{display:flex;align-items:center;justify-content:space-between;height:56px}
.lp-logo{display:flex;align-items:center;gap:9px;font-family:var(--f-head);font-weight:700;letter-spacing:.02em;font-size:18px}
.lp-logo svg{width:22px;height:25px;fill:#fff}
.lp-home{font-size:13.5px;color:rgba(255,255,255,.82);font-weight:600;display:flex;align-items:center;gap:5px}

/* hero */
.lp-hero{background:linear-gradient(180deg,var(--navy),var(--navy-2));color:#fff;padding:36px 0 32px;text-align:center}
.lp-eyebrow{font-family:var(--f-head);font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--orange);margin-bottom:12px}
.lp-rule{width:46px;height:3px;background:var(--orange);border-radius:3px;margin:0 auto 16px}
.lp-hero h1{font-family:var(--f-head);font-weight:600;font-size:clamp(27px,6.4vw,40px);line-height:1.14;letter-spacing:-.012em}
.lp-hero h1 .o{color:var(--orange)}
.lp-hero p{margin-top:13px;color:rgba(255,255,255,.85);font-size:15.5px;max-width:30em;margin-left:auto;margin-right:auto}

/* sections */
section.lp{padding:30px 0}
.lp h2{font-family:var(--f-head);font-weight:600;font-size:clamp(21px,4.8vw,28px);color:var(--navy);letter-spacing:-.01em;margin-bottom:6px}
.lp .sub{color:var(--muted);margin-bottom:20px;font-size:15px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:980px;font-family:var(--f-sans);font-weight:600;font-size:16px;padding:15px 24px;border:1.5px solid transparent;cursor:pointer;transition:.22s;width:100%;text-align:center}
.btn:active{transform:scale(.98)}
.btn svg{width:20px;height:20px}
.btn-o{background:var(--orange);color:#fff}
.btn-navy{background:var(--navy);color:#fff}
.btn-line{background:#06C755;color:#fff}
.btn-ghost{background:#fff;color:var(--navy);border-color:var(--line)}
.btn-row{display:grid;gap:12px;margin-top:18px}

/* cards */
.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:0 14px 34px -20px rgba(17,53,77,.28)}
.grid{display:grid;gap:14px}

/* service cards */
.svc{display:flex;gap:15px;align-items:flex-start;padding:18px 4px;border-bottom:1px solid var(--line)}
.svc:last-child{border-bottom:none}
.svc-ic{flex:0 0 48px;width:48px;height:48px;border-radius:13px;background:var(--navy);color:var(--orange);display:flex;align-items:center;justify-content:center;font-family:var(--f-head);font-weight:700;font-size:18px}
.svc-tx h3{font-family:var(--f-head);font-weight:600;color:var(--navy);font-size:18px;margin-bottom:3px;letter-spacing:-.01em}
.svc-tx p{color:var(--muted);font-size:14.5px;line-height:1.55}

/* form */
.field{margin-bottom:14px}
.field label{display:block;font-weight:600;font-size:14px;margin-bottom:6px;color:var(--navy)}
.field label span{color:var(--orange)}
.field input,.field select,.field textarea{width:100%;border:1.5px solid var(--line);border-radius:12px;padding:13px 14px;font-family:var(--f-sans);font-size:16px;background:#fff;color:var(--ink)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--orange)}
.field textarea{min-height:84px;resize:vertical}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:480px){.f2{grid-template-columns:1fr;gap:0}}
.form-note{font-size:13px;color:var(--muted);margin-top:4px}
.form-ok{background:#e8f7ee;border:1px solid #06C75533;color:#0a6b34;border-radius:12px;padding:14px;font-weight:600;text-align:center;display:none}
.form-err{color:#c0392b;font-size:13px;margin-top:6px;display:none}

/* trust chips */
.chips{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:16px}
.chip{font-size:13px;font-weight:600;color:var(--navy);background:rgba(246,136,50,.1);border:1px solid rgba(246,136,50,.32);border-radius:980px;padding:6px 14px}

/* contact rows */
.crow{display:flex;align-items:center;gap:14px;padding:15px 0;border-bottom:1px solid var(--line)}
.crow:last-child{border-bottom:none}
.crow .ic{flex:0 0 42px;width:42px;height:42px;border-radius:11px;background:rgba(17,53,77,.06);color:var(--navy);display:flex;align-items:center;justify-content:center}
.crow .ic svg{width:20px;height:20px}
.crow .lbl{font-size:12.5px;color:var(--muted);font-weight:600}
.crow .val{font-family:var(--f-head);font-weight:600;color:var(--navy);font-size:16px}
.crow a.val{color:var(--navy)}
.mapwrap{border-radius:16px;overflow:hidden;border:1px solid var(--line);margin-top:6px}
.mapwrap iframe{width:100%;height:240px;border:0;display:block}

/* portfolio grid */
.pg{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(min-width:620px){.pg{grid-template-columns:1fr 1fr 1fr}}
.pcard{position:relative;border-radius:14px;overflow:hidden;aspect-ratio:4/3;background:var(--navy);cursor:pointer}
.pcard img{width:100%;height:100%;object-fit:cover;transition:.5s}
.pcard:active img{transform:scale(1.05)}
.pcard .cap{position:absolute;left:0;right:0;bottom:0;padding:26px 12px 10px;background:linear-gradient(transparent,rgba(8,24,40,.88));color:#fff}
.pcard .cap b{font-family:var(--f-head);font-weight:600;font-size:13.5px;display:block;line-height:1.2}
.pcard .cap span{font-size:10.5px;color:rgba(255,255,255,.78)}
.fbar{display:flex;gap:8px;overflow-x:auto;padding-bottom:8px;margin-bottom:16px;-webkit-overflow-scrolling:touch}
.fbar button{flex:0 0 auto;border:1.5px solid var(--line);background:#fff;color:var(--navy);border-radius:980px;padding:8px 16px;font-weight:600;font-size:14px;font-family:var(--f-sans);cursor:pointer}
.fbar button.on{background:var(--navy);color:#fff;border-color:var(--navy)}

/* lightbox */
.lb{position:fixed;inset:0;z-index:100;background:rgba(8,18,30,.97);display:none;flex-direction:column}
.lb.open{display:flex}
.lb-top{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;color:#fff}
.lb-top .t{font-family:var(--f-head);font-weight:600;font-size:15px}
.lb-x{background:none;border:none;color:#fff;font-size:28px;cursor:pointer;line-height:1;padding:0 6px}
.lb-stage{flex:1;display:flex;align-items:center;justify-content:center;position:relative;padding:0 6px;min-height:0}
.lb-stage img{max-width:100%;max-height:100%;object-fit:contain;border-radius:8px}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.16);border:none;color:#fff;width:44px;height:44px;border-radius:50%;font-size:24px;cursor:pointer;display:flex;align-items:center;justify-content:center}
.lb-prev{left:10px}.lb-next{right:10px}
.lb-count{text-align:center;color:rgba(255,255,255,.82);padding:12px;font-size:14px}

/* footer */
.lp-foot{background:var(--navy);color:rgba(255,255,255,.82);padding:28px 0 32px;text-align:center;font-size:13.5px;margin-top:14px}
.lp-foot a{color:var(--orange);font-weight:600}
.lp-foot .r{margin-bottom:7px}
.lp-foot .sm{opacity:.6;font-size:12px;margin-top:10px}

/* sticky bottom bar */
.lp-bar{position:fixed;left:0;right:0;bottom:0;z-index:50;background:#fff;border-top:1px solid var(--line);display:flex;box-shadow:0 -6px 20px -10px rgba(17,53,77,.3)}
.lp-bar a{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:10px 4px;font-size:12px;font-weight:600;color:var(--navy)}
.lp-bar a.line{color:#06C755}
.lp-bar a.quote{background:var(--orange);color:#fff}
.lp-bar svg{width:21px;height:21px}

/* ===== Estimator (ประเมินราคา) — ports homepage calculator ===== */
.est-area-row{margin-bottom:18px}
.est-area-row label{display:block;font-weight:600;color:var(--navy);margin-bottom:10px;font-size:15px}
.est-area-row b{color:var(--orange);font-size:21px;font-family:var(--f-head)}
.est-area-row input[type=range]{width:100%;accent-color:var(--orange);height:6px;cursor:pointer}
.est-field{margin-bottom:15px}
.est-field>label{display:block;font-weight:600;font-size:14px;color:var(--navy);margin-bottom:8px}
.opts{display:flex;flex-wrap:wrap;gap:8px}
.opts button{border:1.5px solid var(--line);background:#fff;color:var(--navy);border-radius:980px;padding:9px 15px;font-family:var(--f-sans);font-weight:600;font-size:14px;cursor:pointer;transition:.15s}
.opts button:active{transform:scale(.97)}
.opts button.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.est-toggle{width:100%;background:rgba(17,53,77,.05);border:1px solid var(--line);border-radius:12px;padding:12px;font-weight:600;color:var(--navy);font-family:var(--f-sans);cursor:pointer;margin:4px 0 16px;font-size:14.5px}
.est-toggle .arr{transition:.2s;display:inline-block}
.est-toggle.open .arr{transform:rotate(180deg)}
.est-details{display:none}
.est-details.open{display:block}
.est-result{background:var(--navy);color:#fff;border-radius:16px;padding:20px;margin-top:18px;text-align:center}
.est-result .lbl{font-size:12.5px;color:rgba(255,255,255,.72);font-weight:600}
.est-result .big{font-family:var(--f-head);font-weight:600;font-size:clamp(23px,7vw,32px);color:#fff;letter-spacing:-.01em;margin-top:2px}
.est-result .big .o{color:var(--orange)}
.est-result hr{border:none;border-top:1px solid rgba(255,255,255,.16);margin:14px 0}
.est-result .note{font-size:12px;color:rgba(255,255,255,.6);margin-top:10px}
.feas{font-size:13px;color:var(--muted);margin-top:12px;text-align:center;line-height:1.5}
.feas.warn{color:#c47a1a;font-weight:600}