:root{--navy:#073866;--blue:#0b85c9;--sky:#eaf7ff;--green:#0e6654;--gold:#b78526;--ink:#12251f;--muted:#5b6f68;--line:#d9e6e1;--paper:#fff;--warm:#fbf8ef;--shadow:0 18px 45px rgba(14,58,82,.14)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;line-height:1.75;background:#fff}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}.container{width:min(1180px,calc(100% - 40px));margin-inline:auto}.eyebrow{display:flex;align-items:center;gap:12px;color:var(--green);font-size:.78rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase}.eyebrow::before{content:"";width:34px;height:2px;background:var(--gold)}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.25}h2{font-size:clamp(2rem,4vw,3.55rem);letter-spacing:-.04em}.lead{font-size:1.08rem;color:#43564f}.note{font-size:.88rem;color:var(--muted)}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.95);backdrop-filter:blur(14px);border-bottom:1px solid rgba(216,230,224,.9)}.header-inner{min-height:88px;display:flex;align-items:center;gap:26px}.brand{display:flex;align-items:center;gap:14px;margin-right:auto}.brand img{width:64px;height:64px;object-fit:contain}.brand-text strong{display:block;font-size:1rem}.brand-text span{display:block;font-size:.66rem;letter-spacing:.14em;color:var(--green);font-weight:700}.nav{display:flex;align-items:center;gap:20px;font-weight:700;font-size:.86rem}.nav a:hover,.nav a[aria-current="page"]{color:var(--green)}.nav .cta{padding:12px 20px;border-radius:999px;color:#fff;background:var(--green)}.menu-button{display:none;border:0;background:none;padding:8px;font-size:1.5rem;color:var(--navy)}
.hero{position:relative;overflow:hidden;min-height:720px;background:linear-gradient(180deg,#74cffb 0%,#caedff 35%,#f7fcff 72%,#fff 100%)}.hero::before,.hero::after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.88)}.hero::before{width:520px;height:145px;left:-80px;top:105px;box-shadow:150px 40px 0 15px rgba(255,255,255,.8),340px -5px 0 -10px rgba(255,255,255,.8)}.hero::after{width:440px;height:120px;right:-100px;top:120px;box-shadow:-220px 50px 0 5px rgba(255,255,255,.75)}.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:.95fr 1.05fr;align-items:center;gap:56px;padding:80px 0 75px}.hero h1{font-size:clamp(3.2rem,7vw,6.2rem);margin:18px 0 24px;letter-spacing:-.07em}.hero h1 span{display:block;color:var(--green)}.hero-copy{max-width:640px;font-size:1.13rem}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:32px 0}.button{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 25px;border-radius:999px;font-weight:800;border:1px solid var(--green)}.button.primary{background:var(--green);color:#fff}.button.secondary{background:rgba(255,255,255,.78)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding-top:28px;border-top:1px solid rgba(18,94,73,.22)}.stat strong{display:block;font-size:1.75rem;color:var(--green);line-height:1.1}.stat span{font-size:.78rem;color:var(--muted)}.hero-visual{position:relative}.hero-photo{border-radius:34px;overflow:hidden;background:#fff;box-shadow:var(--shadow);border:6px solid rgba(255,255,255,.82)}.hero-photo img{width:100%;height:500px;object-fit:cover}.owner-badge{position:absolute;left:-40px;bottom:-28px;width:min(390px,84%);padding:24px 28px;background:#fff;border-radius:24px;box-shadow:var(--shadow)}.owner-badge strong{font-size:1.12rem;color:var(--green)}
.section{padding:100px 0}.section.soft{background:linear-gradient(180deg,#fff 0%,var(--sky) 100%)}.section.warm{background:var(--warm)}.section-head{display:grid;grid-template-columns:1fr .8fr;gap:80px;align-items:end;margin-bottom:50px}.business-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.card{background:#fff;border:1px solid var(--line);border-radius:28px;padding:30px;box-shadow:0 10px 30px rgba(19,68,58,.05)}.business-card{min-height:430px}.card-number{font-size:.75rem;color:var(--gold);font-weight:900;letter-spacing:.15em}.card-logo{height:92px;display:flex;align-items:center;margin:20px 0}.card-logo img{max-width:105px;max-height:82px;object-fit:contain}.card-logo.icon{font-size:48px;color:var(--green)}.card h3{font-size:1.38rem}.card ul{padding-left:1.2em;margin-bottom:0}.technology,.content-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:start}.tech-panel{background:var(--navy);color:#fff;border-radius:34px;padding:48px;box-shadow:var(--shadow)}.tech-list{display:grid;gap:22px}.tech-item{display:grid;grid-template-columns:52px 1fr;gap:18px}.tech-item b{display:grid;place-items:center;width:52px;height:52px;border-radius:16px;background:rgba(255,255,255,.12)}.brands-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}.brand-card{display:flex;flex-direction:column;min-height:390px}.brand-logo{height:105px;display:flex;align-items:center}.brand-logo img{max-height:86px;max-width:130px;object-fit:contain}.brand-card .visit{margin-top:auto;color:var(--green);font-weight:800}.partner-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:35px}.partner-card{display:flex;justify-content:space-between;align-items:center;gap:20px}.partner-card strong{font-size:1.35rem;color:var(--green)}
.page-hero{padding:96px 0 68px;background:linear-gradient(180deg,#83d7ff,#edf9ff 75%,#fff)}.page-hero h1{font-size:clamp(2.7rem,6vw,5rem);margin:15px 0}.profile-table{width:100%;border-collapse:collapse;background:#fff;border-radius:24px;overflow:hidden;box-shadow:0 10px 30px rgba(19,68,58,.05)}.profile-table th,.profile-table td{padding:18px 22px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.profile-table tr:last-child th,.profile-table tr:last-child td{border-bottom:0}.profile-table th{width:27%;color:var(--green);background:#f7fbf9}.contact-panel{background:var(--navy);color:#fff;border-radius:34px;padding:50px}.contact-panel a{text-decoration:underline}.link-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.link-card{display:flex;justify-content:space-between;align-items:center;gap:20px}.link-card strong{color:var(--green)}
.site-footer{background:#052f5b;color:#fff;padding:65px 0 28px}.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:55px}.footer-brand{display:flex;gap:17px;align-items:center}.footer-brand img{width:80px;background:#fff;padding:5px}.footer-links{display:grid;gap:8px}.copyright{border-top:1px solid rgba(255,255,255,.18);margin-top:45px;padding-top:22px;font-size:.78rem;color:rgba(255,255,255,.72)}
@media(max-width:1080px){.nav{gap:14px;font-size:.8rem}.brand-text{display:none}.business-grid{grid-template-columns:repeat(2,1fr)}.brands-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.nav{display:none;position:absolute;top:88px;left:0;right:0;background:#fff;padding:24px 20px;flex-direction:column;align-items:stretch;border-bottom:1px solid var(--line)}.nav.is-open{display:flex}.menu-button{display:block}.hero-grid,.technology,.content-grid{grid-template-columns:1fr}.hero-visual{max-width:720px}.section-head{grid-template-columns:1fr;gap:18px}.footer-grid{grid-template-columns:1fr 1fr}.owner-badge{left:20px}.hero{min-height:auto}}
@media(max-width:650px){.container{width:min(100% - 28px,1180px)}.header-inner{min-height:74px}.brand img{width:50px;height:50px}.nav{top:74px}.hero-grid{padding:54px 0 80px}.hero h1{font-size:3.25rem}.hero-photo img{height:330px}.owner-badge{position:relative;left:auto;bottom:auto;width:100%;margin-top:-20px}.stats{grid-template-columns:repeat(2,1fr)}.section{padding:74px 0}.business-grid,.brands-grid,.partner-grid,.footer-grid,.link-list{grid-template-columns:1fr}.card{padding:25px}.technology{gap:35px}.tech-panel,.contact-panel{padding:30px}.profile-table th,.profile-table td{display:block;width:100%}.profile-table th{padding-bottom:4px}.profile-table td{padding-top:8px}.footer-grid{gap:30px}}




/* Bangkok Mango supplied promotional logo */
.brand-logo.brand-logo-mango{height:125px;align-items:center;justify-content:center;overflow:hidden;border-radius:10px;background:#fff}.brand-logo.brand-logo-mango img{width:100%;max-width:220px;max-height:125px;height:auto;object-fit:contain}

/* v1.7 mobile and rendering optimization */
img{max-width:100%;height:auto}.hero-photo img{height:500px}.brand img,.footer-brand img,.card-logo img,.brand-logo img{height:auto}html{-webkit-text-size-adjust:100%;text-size-adjust:100%}body{overflow-wrap:anywhere}.menu-button{min-width:44px;min-height:44px;touch-action:manipulation}.nav a,.button,.visit{touch-action:manipulation}
@media(max-width:900px){.header-inner{position:relative}.nav{max-height:calc(100vh - 88px);overflow-y:auto;-webkit-overflow-scrolling:touch}.hero-grid{gap:36px}.business-grid,.brands-grid{align-items:stretch}.partner-card,.link-card{min-width:0}}
@media(max-width:650px){body{font-size:16px}.page-hero{padding:64px 0 50px}.page-hero h1{font-size:clamp(2.45rem,13vw,3.7rem);line-height:1.08}.hero h1{font-size:clamp(2.8rem,14vw,3.5rem);line-height:1.04}.hero-copy,.lead{font-size:1rem}.hero-actions{display:grid;grid-template-columns:1fr}.button{width:100%;padding-inline:18px}.hero-photo{border-radius:24px}.hero-photo img{height:auto;aspect-ratio:1.295/1;object-fit:cover}.owner-badge{padding:20px}.stats{gap:14px}.stat strong{font-size:1.45rem}.business-card,.brand-card{min-height:auto}.brands-grid{gap:14px}.brand-logo{height:96px}.brand-logo.brand-logo-mango{height:auto;min-height:96px}.brand-logo.brand-logo-mango img{max-height:none}.section-head{margin-bottom:34px}.card h3{font-size:1.28rem}.partner-card,.link-card{align-items:flex-start;flex-direction:column}.partner-card>span,.link-card>span{align-self:flex-end}.site-footer{padding-top:58px}.footer-brand{align-items:flex-start}.profile-table{font-size:.95rem}}
@media(max-width:380px){.container{width:min(100% - 20px,1180px)}.card{padding:21px}.hero h1{font-size:2.65rem}.stat strong{font-size:1.25rem}.brand-text{display:none}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

/* v1.7.1: unify visual height of all brand logos */
.brand-logo,.brand-logo.brand-logo-mango{height:125px;min-height:125px;display:flex;align-items:center;justify-content:center;overflow:visible;background:transparent;border-radius:0}
.brand-logo img,.brand-logo.brand-logo-mango img{display:block;width:auto;height:96px;max-width:100%;max-height:96px;object-fit:contain}
@media(max-width:650px){.brand-logo,.brand-logo.brand-logo-mango{height:110px;min-height:110px}.brand-logo img,.brand-logo.brand-logo-mango img{height:88px;max-height:88px;width:auto;max-width:100%;object-fit:contain}}

/* v1.8 additions */
.brands-grid{grid-template-columns:repeat(4,1fr)}
.service-link-main{display:flex;align-items:center;gap:20px;min-width:0}
.service-link-logo{width:88px;height:78px;flex:0 0 88px;display:flex;align-items:center;justify-content:center}
.service-link-logo img{width:auto;height:68px;max-width:88px;object-fit:contain}
.contact-mail-button{display:inline-flex;margin:10px 0 24px;background:#fff;color:var(--navy);border-color:#fff}
.contact-divider{border:0;border-top:1px solid rgba(255,255,255,.28);margin:8px 0 26px}
.contact-fax{font-size:clamp(2rem,5vw,4rem);font-weight:800;line-height:1.2}
@media(max-width:1080px){.brands-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:800px){.brands-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:650px){.brands-grid{grid-template-columns:1fr}.service-link-main{align-items:flex-start}.service-link-logo{width:72px;height:64px;flex-basis:72px}.service-link-logo img{height:58px;max-width:72px}}


/* v1.8.1 contact form */
.contact-section{background:linear-gradient(180deg,#fff 0%,#f4fbff 100%)}
.contact-layout{display:grid;grid-template-columns:minmax(260px,.62fr) minmax(0,1.38fr);gap:54px;align-items:start}
.contact-intro{position:sticky;top:120px}.contact-intro h2{font-size:clamp(2rem,4vw,3.2rem)}
.contact-side-card{margin-top:32px;padding:28px;border:1px solid var(--line);border-radius:24px;background:#fff;box-shadow:0 10px 30px rgba(19,68,58,.05)}
.contact-side-card h3{font-size:1rem;color:var(--green)}.contact-fax-dark{font-size:clamp(1.7rem,3vw,2.5rem);font-weight:800;line-height:1.2;margin-bottom:8px;color:var(--navy)}
.form-card{background:#fff;border:1px solid var(--line);border-radius:30px;padding:clamp(24px,5vw,52px);box-shadow:var(--shadow)}.form-title{font-size:clamp(1.8rem,3vw,2.6rem)}
.contact-form{display:grid;gap:25px}.form-field{display:grid;gap:9px;margin:0;border:0;padding:0}.form-field>span,.form-field legend{font-weight:800;font-size:.95rem}.required-mark{display:inline-block;margin-left:5px;padding:2px 7px;border-radius:999px;background:#a72424;color:#fff;font-size:.68rem;line-height:1.5;vertical-align:middle}
.form-field input,.form-field select,.form-field textarea{width:100%;border:1px solid #b8cbc4;border-radius:12px;background:#fff;padding:14px 16px;color:var(--ink);font:inherit;line-height:1.5;transition:border-color .2s,box-shadow .2s}.form-field textarea{resize:vertical;min-height:180px}.form-field input:focus,.form-field select:focus,.form-field textarea:focus{outline:0;border-color:var(--green);box-shadow:0 0 0 4px rgba(14,102,84,.12)}
.form-two{display:grid;grid-template-columns:1fr 1fr;gap:18px}.choice-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.choice{position:relative}.choice input{position:absolute;opacity:0;pointer-events:none}.choice span{display:flex;align-items:center;justify-content:center;min-height:48px;padding:8px;border:1px solid #b8cbc4;border-radius:12px;font-weight:700;cursor:pointer}.choice input:checked+span{background:var(--green);border-color:var(--green);color:#fff}.choice input:focus-visible+span{outline:3px solid rgba(14,102,84,.25);outline-offset:2px}
.privacy-box{padding:24px;border-radius:18px;background:#f4f8f6;border:1px solid var(--line);font-size:.92rem}.privacy-box h3{font-size:1.05rem}.privacy-box ol{padding-left:1.4em}.privacy-check{display:flex;align-items:flex-start;gap:10px;font-weight:800}.privacy-check input{width:20px;height:20px;margin-top:4px;accent-color:var(--green)}.form-submit{width:100%;border:0;font-size:1rem;cursor:pointer}.honeypot{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important}
.form-errors{margin-bottom:24px;padding:18px 22px;border-radius:14px;background:#fff1f1;border:1px solid #e4a2a2;color:#721c24}.form-errors ul{margin-bottom:0}.confirm-list{border-top:1px solid var(--line);margin-top:28px}.confirm-row{display:grid;grid-template-columns:180px 1fr;gap:22px;padding:18px 0;border-bottom:1px solid var(--line)}.confirm-row strong{color:var(--green)}.confirm-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:30px}.confirm-actions button{cursor:pointer}.form-back{background:#fff}.form-complete{text-align:center;padding:35px 0}.complete-icon{display:grid;place-items:center;width:78px;height:78px;margin:0 auto 24px;border-radius:50%;background:var(--green);color:#fff;font-size:2.4rem;font-weight:900}.form-complete h2{font-size:clamp(2rem,4vw,3rem)}
@media(max-width:900px){.contact-layout{grid-template-columns:1fr}.contact-intro{position:static}.contact-side-card{max-width:520px}.choice-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:650px){.form-two{grid-template-columns:1fr}.form-card{padding:24px 18px;border-radius:22px}.choice-grid{grid-template-columns:1fr 1fr}.confirm-row{grid-template-columns:1fr;gap:5px}.confirm-actions{display:grid;grid-template-columns:1fr}.confirm-actions .button{width:100%}.privacy-box{padding:18px}.contact-side-card{padding:22px}}

/* v1.8.3: final PTB/MGB artwork and balanced display sizing */
.brand-logo-ptb img,
.brand-logo-mgb img {
  width: auto;
  height: 118px;
  max-height: 118px;
  max-width: 150px;
  object-fit: contain;
}
.brand-logo-ptb,
.brand-logo-mgb {
  min-height: 125px;
  align-items: center;
  justify-content: center;
}
@media (max-width: 650px) {
  .brand-logo-ptb img,
  .brand-logo-mgb img {
    height: 104px;
    max-height: 104px;
    max-width: 132px;
  }
}

/* v1.8.4 final corrections */
.nav .cta[aria-current="page"],
.nav .cta:hover,
.nav .cta:focus-visible { color:#fff; }
.contact-fax-dark { white-space:nowrap; font-size:clamp(1.55rem,2.5vw,2.25rem); letter-spacing:-0.02em; }
.form-complete p { line-height:1.9; }
@media (max-width:650px){
  .contact-fax-dark{font-size:1.65rem;}
}