/* Sri Sinn Fah Tannery — Main Stylesheet */
/* Edit colours in the :root block at the top */


/* ─── RESET ─── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:"DM Sans","IBM Plex Sans Thai",sans-serif;background:#fff;color:#1a1a1a;line-height:1.65;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{cursor:pointer;font-family:inherit;border:none;background:none}

/* ─── TOKENS ─── */
:root{
  --navy:#0f2557;--navy2:#091840;--navy-light:#e8edf8;
  --gold:#c9973a;--gold2:#f0c060;
  --ink:#111827;--muted:#6b7280;--line:#e5e7eb;
  --cream:#faf8f4;--white:#ffffff;
  --r:8px;--tr:.25s ease;
}

/* ─── NAV ─── */
nav{position:fixed;top:0;left:0;right:0;z-index:900;height:68px;display:flex;align-items:center;padding:0 56px;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);gap:40px}
.nav-brand{display:flex;align-items:center;gap:14px;flex-shrink:0;cursor:pointer}
.nav-logo-img{height:56px;width:56px;object-fit:contain;flex-shrink:0}
.nav-brand-name{display:flex;flex-direction:column;gap:2px}
.nav-co-en,.nav-co-th{font-family:"DM Serif Display",serif;font-size:15px;font-weight:400;letter-spacing:1.5px;color:var(--navy);line-height:1.2;text-transform:uppercase}
.nav-co-th{font-family:"Sarabun",sans-serif;font-size:15px;font-weight:600;letter-spacing:.5px;text-transform:none}
.nav-co-sub{font-size:9px;letter-spacing:2px;text-transform:uppercase;color:var(--gold);font-weight:500;font-family:"DM Sans",sans-serif}
.nav-links{display:flex;align-items:center;gap:6px;flex:1;justify-content:center}
.nav-links button{font-size:12px;font-weight:500;letter-spacing:.5px;color:var(--muted);padding:6px 12px;border-radius:6px;transition:all var(--tr)}
.nav-links button:hover{color:var(--navy);background:var(--navy-light)}
.nav-right{display:flex;align-items:center;gap:10px;flex-shrink:0}
.lang-pill{display:flex;background:var(--line);border-radius:999px;padding:3px}
.lang-pill button{padding:5px 13px;border-radius:999px;font-size:10px;font-weight:600;letter-spacing:1.5px;color:var(--muted);transition:all var(--tr)}
.lang-pill button.on{background:var(--navy);color:#fff}
.btn-inquiry{padding:10px 22px;background:var(--navy);color:#fff;border-radius:999px;font-size:11px;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;transition:all var(--tr)}
.btn-inquiry:hover{background:var(--navy2);transform:translateY(-1px)}
.hamburger{display:none;flex-direction:column;gap:5px;padding:6px}
.hamburger span{width:20px;height:1.5px;background:var(--navy);border-radius:2px}
.mobile-nav{display:none;position:fixed;top:68px;inset-x:0;background:#fff;border-bottom:1px solid var(--line);padding:16px 24px 24px;z-index:899;flex-direction:column;gap:4px;box-shadow:0 24px 48px rgba(0,0,0,.08)}
.mobile-nav.open{display:flex}
.mobile-nav button{text-align:left;padding:11px 8px;font-size:13px;color:var(--muted);font-weight:500;border-bottom:1px solid var(--line)}
.mobile-nav button:last-child{border:none}

/* ─── PAGE SYSTEM ─── */
.page{display:none;padding-top:68px;min-height:100vh}
.page.on{display:block}

/* ════════════════════════
   HOME — HERO
════════════════════════ */
.hero{height:calc(100vh - 68px);display:grid;grid-template-columns:1.1fr 0.9fr;background:var(--navy2);overflow:hidden}
.hero-left{display:flex;flex-direction:column;justify-content:center;padding:80px 64px;position:relative}
.hero-left::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 0% 100%,rgba(201,151,58,.18) 0%,transparent 55%),radial-gradient(ellipse at 100% 0%,rgba(15,37,87,.6) 0%,transparent 60%);pointer-events:none}
.hero-eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:11px;font-weight:600;letter-spacing:3px;text-transform:uppercase;color:var(--gold);margin-bottom:28px;position:relative;z-index:1}
.hero-eyebrow::before{content:"";width:32px;height:1px;background:var(--gold)}
.hero-tagline{font-size:11px;font-weight:600;letter-spacing:3px;text-transform:uppercase;color:rgba(255,255,255,0.4);margin-bottom:18px;position:relative;z-index:1}
.hero h1{font-family:"DM Serif Display",serif;font-size:clamp(40px,4.5vw,68px);line-height:1.05;color:#fff;margin-bottom:24px;position:relative;z-index:1;letter-spacing:-.5px}
.hero h1 i{color:var(--gold2);font-style:italic}
.hero-lead{font-size:16px;color:rgba(255,255,255,.58);line-height:1.85;max-width:440px;margin-bottom:40px;font-weight:300;position:relative;z-index:1}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:1}
.btn-gold{padding:15px 34px;background:var(--gold);color:#fff;border-radius:999px;font-size:11.5px;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;transition:all var(--tr)}
.btn-gold:hover{background:#b8862d;transform:translateY(-2px);box-shadow:0 8px 24px rgba(201,151,58,.35)}
.btn-outline-w{padding:15px 34px;background:transparent;color:#fff;border-radius:999px;font-size:11.5px;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;border:1.5px solid rgba(255,255,255,.28);transition:all var(--tr)}
.btn-outline-w:hover{border-color:#fff;background:rgba(255,255,255,.06)}
.hero-right{position:relative;overflow:hidden;padding:0;background:linear-gradient(160deg,#7a4f2d 0%,#3d2010 40%,#1a0d07 100%)}
.hero-right::before{content:"1955";position:absolute;font-family:"DM Serif Display",serif;font-size:200px;font-weight:400;color:rgba(255,255,255,.03);line-height:1;bottom:-20px;right:-10px;pointer-events:none}
.cert-block{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:20px 24px;display:flex;align-items:center;gap:18px;width:100%;max-width:340px;transition:all var(--tr)}
.cert-block:hover{background:rgba(255,255,255,.1);border-color:rgba(201,151,58,.4)}
.cert-block img{object-fit:contain;flex-shrink:0}
.cert-block-text strong{display:block;font-size:14px;font-weight:600;color:#fff;margin-bottom:3px}
.cert-block-text span{font-size:12px;color:rgba(255,255,255,.45);line-height:1.5}
.hero-tags{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;width:100%;max-width:300px}
.hero-tag{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);border-radius:10px;padding:14px 8px;text-align:center;font-size:12px;font-weight:600;color:rgba(255,255,255,.8);letter-spacing:.3px;transition:all var(--tr)}
.hero-tag:hover{background:rgba(201,151,58,.18);border-color:rgba(201,151,58,.3);color:#fff}

/* ─── TRUST STRIP ─── */
.trust-strip{background:#fff;border-bottom:1px solid var(--line);display:grid;grid-template-columns:repeat(5,1fr)}
.trust-cell{padding:24px 28px;display:flex;align-items:center;gap:14px;border-right:1px solid var(--line)}
.trust-cell:last-child{border-right:none}
.t-icon{width:40px;height:40px;border-radius:10px;background:var(--navy-light);display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}
.t-label{font-size:10px;letter-spacing:2px;text-transform:uppercase;color:var(--muted);font-weight:500;margin-bottom:3px}
.t-val{font-family:"DM Serif Display",serif;font-size:16px;color:var(--navy);font-weight:400}

/* ─── SECTION PRIMITIVES ─── */
.sec{padding:88px 56px}
.sec-narrow{max-width:1100px;margin:0 auto}
.sec-label{font-size:10px;letter-spacing:4px;text-transform:uppercase;color:var(--gold);font-weight:600;margin-bottom:14px;display:flex;align-items:center;gap:12px}
.sec-label::before{content:"";width:20px;height:2px;background:var(--gold);border-radius:2px}
.sec-title{font-family:"DM Serif Display",serif;font-size:clamp(28px,3.2vw,46px);line-height:1.12;letter-spacing:-.3px;margin-bottom:18px;color:var(--ink)}
.sec-title i{color:var(--navy);font-style:italic}
.sec-title.light{color:#fff} .sec-title.light i{color:var(--gold2)}
.sec-body{font-size:16px;color:var(--muted);line-height:1.85;font-weight:300;max-width:560px}
.sec-body.light{color:rgba(255,255,255,.55)}
hr.gold{border:none;border-top:2px solid var(--gold);width:48px;margin:20px 0}

/* ─── SPLIT ABOUT ─── */
.about-split{display:grid;grid-template-columns:1fr 1fr;min-height:520px}
.about-text{padding:80px 64px;background:var(--cream);display:flex;flex-direction:column;justify-content:center}
.about-visual{background:linear-gradient(155deg,var(--navy) 0%,var(--navy2) 100%);display:flex;align-items:center;justify-content:center;padding:60px;position:relative;overflow:hidden}
.about-visual::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 30% 70%,rgba(201,151,58,.14),transparent 55%)}
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;width:100%;max-width:340px;position:relative;z-index:1}
.stat-card{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);border-radius:14px;padding:26px 20px;text-align:center;transition:all var(--tr)}
.stat-card:hover{background:rgba(201,151,58,.15);border-color:var(--gold)}
.stat-n{font-family:"DM Serif Display",serif;font-size:40px;color:var(--gold2);line-height:1;margin-bottom:6px}
.stat-l{font-size:10px;letter-spacing:2px;text-transform:uppercase;color:rgba(255,255,255,.4);font-weight:500}

/* ─── PRODUCTS ─── */
.filter-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:40px}
.fbtn{padding:9px 18px;border-radius:999px;font-size:11px;font-weight:600;letter-spacing:1px;text-transform:uppercase;color:var(--muted);background:var(--line);transition:all var(--tr)}
.fbtn:hover{color:var(--navy)} .fbtn.on{background:var(--navy);color:#fff;box-shadow:0 4px 14px rgba(15,37,87,.22)}
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pcard{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:all var(--tr)}
.pcard:hover{transform:translateY(-5px);box-shadow:0 20px 48px rgba(0,0,0,.09);border-color:rgba(15,37,87,.15)}
.pswatch{height:180px;position:relative;overflow:hidden;background:#1a1a1a}
.pswatch-fill{position:absolute;inset:0}
.pswatch-fill::before{content:"";position:absolute;inset:-30%;background:radial-gradient(circle at 22% 28%,rgba(255,255,255,.22) 0 18%,transparent 19%),radial-gradient(circle at 76% 38%,rgba(255,255,255,.14) 0 14%,transparent 15%),radial-gradient(circle at 55% 78%,rgba(0,0,0,.2) 0 20%,transparent 21%),repeating-linear-gradient(36deg,rgba(255,255,255,.07) 0 2px,transparent 2px 10px);mix-blend-mode:soft-light;transform:rotate(5deg)}
.pswatch-fill::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,transparent 12%,rgba(255,255,255,.14) 46%,transparent 60%)}
.photo-note{position:absolute;bottom:8px;left:8px;right:8px;background:rgba(255,255,255,.88);backdrop-filter:blur(5px);border-radius:999px;font-size:10.5px;color:var(--muted);padding:5px 12px;text-align:center;font-weight:500;z-index:2}
.pbody{padding:22px}
.p-tag{display:inline-flex;padding:4px 11px;background:var(--navy-light);color:var(--navy);border-radius:999px;font-size:10px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;margin-bottom:10px}
.p-name{font-family:"DM Serif Display",serif;font-size:20px;margin-bottom:8px;color:var(--ink)}
.p-desc{font-size:13px;color:var(--muted);line-height:1.7;margin-bottom:14px;font-weight:300}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{padding:4px 10px;background:var(--cream);border-radius:999px;font-size:11px;color:var(--ink);font-weight:400;border:1px solid var(--line)}

/* ─── BUYER PATH ─── */
.buyer-toggle{display:flex;background:var(--line);border-radius:999px;padding:4px;width:fit-content;margin:0 auto 36px}
.bbtn{padding:11px 30px;border-radius:999px;font-size:11px;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted);transition:all var(--tr)}
.bbtn.on{background:var(--navy);color:#fff;box-shadow:0 5px 16px rgba(15,37,87,.22)}
.path-wrap{background:#fff;border:1px solid var(--line);border-radius:16px;display:grid;grid-template-columns:.72fr 1.28fr;gap:0;overflow:hidden;box-shadow:0 12px 40px rgba(0,0,0,.06)}
.path-icon-box{min-height:240px;display:flex;align-items:center;justify-content:center;font-size:60px;transition:background var(--tr)}
.path-info{padding:36px 40px}
.path-title{font-family:"DM Serif Display",serif;font-size:26px;margin-bottom:10px;color:var(--ink)}
.path-desc{font-size:14px;color:var(--muted);line-height:1.8;font-weight:300;margin-bottom:22px}
.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.check{background:var(--navy-light);border-radius:var(--r);padding:12px 14px;font-size:13px;font-weight:500;color:var(--navy)}

/* ─── QUALITY ─── */
.quality-layout{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.q-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.q-item{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:16px;font-size:13px;line-height:1.6;color:rgba(255,255,255,.75);transition:border-color var(--tr)}
.q-item:hover{border-color:var(--gold);color:#fff}

/* ─── SUSTAINABILITY ─── */
.sustain-layout{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.cert-list{display:flex;flex-direction:column;gap:14px}
.cert-row{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 24px;display:flex;align-items:center;gap:20px;box-shadow:0 4px 12px rgba(0,0,0,.04);transition:all var(--tr)}
.cert-row:hover{box-shadow:0 10px 28px rgba(0,0,0,.08);transform:translateY(-2px)}
.cert-row img{flex-shrink:0;object-fit:contain;width:100px;height:100px}
.cert-info strong{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:3px}
.cert-info span{font-size:12.5px;color:var(--muted);line-height:1.55}
.feat-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:24px}
.feat{background:var(--navy-light);border-radius:var(--r);padding:13px 14px;font-size:13px;font-weight:500;color:var(--navy)}

/* ─── PROCESS STRIP ─── */
.process-strip{background:var(--navy2);padding:72px 56px}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px 0;margin-top:48px;position:relative}

.process-step{text-align:center;padding:0 16px;position:relative;z-index:1}
.step-num{width:64px;height:64px;border-radius:50%;background:rgba(255,255,255,.07);border:1px solid rgba(201,151,58,.3);display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-family:"DM Serif Display",serif;font-size:22px;color:var(--gold);transition:all var(--tr)}
.process-step:hover .step-num{background:rgba(201,151,58,.2);border-color:var(--gold)}
.step-title{font-size:13px;font-weight:600;color:#fff;margin-bottom:6px;letter-spacing:.3px}
.step-desc{font-size:12px;color:rgba(255,255,255,.4);line-height:1.6;font-weight:300}

/* ─── APPLICATIONS ─── */
.app-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:40px}
.app-card{background:var(--cream);border-radius:14px;padding:28px 18px;text-align:center;border:1px solid var(--line);transition:all var(--tr)}
.app-card:hover{background:var(--navy);border-color:var(--navy);transform:translateY(-4px);box-shadow:0 12px 28px rgba(15,37,87,.2)}
.app-card:hover .app-name{color:#fff} .app-card:hover .app-icon{filter:none;opacity:1}
.app-icon{font-size:34px;margin-bottom:14px;opacity:.75}
.app-name{font-size:13px;font-weight:600;color:var(--ink);letter-spacing:.3px;transition:color var(--tr)}

/* ─── DOCS SECTION ─── */
.docs-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:32px}
.doc-block{background:#fff;border:1px solid var(--line);border-radius:14px;padding:30px;transition:all var(--tr)}
.doc-block:hover{box-shadow:0 12px 32px rgba(0,0,0,.07);border-color:rgba(15,37,87,.15)}
.doc-block-icon{font-size:26px;margin-bottom:14px}
.doc-block h3{font-family:"DM Serif Display",serif;font-size:22px;margin-bottom:8px;color:var(--ink)}
.doc-block p{font-size:14px;color:var(--muted);line-height:1.75;margin-bottom:20px;font-weight:300}
.btn-navy{display:inline-flex;align-items:center;gap:8px;padding:11px 24px;background:var(--navy);color:#fff;border-radius:999px;font-size:11px;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;transition:all var(--tr)}
.btn-navy:hover{background:var(--navy2);transform:translateY(-1px)}

/* ─── CONTACT SPLIT ─── */
.contact-split{display:grid;grid-template-columns:.92fr 1.08fr}
.contact-left{background:var(--navy2);padding:72px 56px;color:#fff}
.contact-left .sec-label{color:var(--gold)} .contact-left .sec-label::before{background:var(--gold)}
.contact-detail{display:flex;gap:14px;margin-bottom:22px;align-items:flex-start}
.c-icon{width:36px;height:36px;border-radius:50%;background:rgba(201,151,58,.18);display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0;margin-top:2px}
.c-label{font-size:9px;letter-spacing:2.5px;text-transform:uppercase;color:var(--gold);font-weight:600;margin-bottom:4px}
.c-val{font-size:14px;color:rgba(255,255,255,.6);line-height:1.65}
.map-frame{margin-top:22px;border-radius:var(--r);overflow:hidden;border:1px solid rgba(255,255,255,.1)}
.contact-right{background:var(--cream);padding:72px 56px}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:0}
.fg{margin-bottom:14px}
.f-label{display:block;font-size:9.5px;letter-spacing:2.5px;text-transform:uppercase;color:var(--muted);margin-bottom:7px;font-weight:600}
.f-in,.f-sel,.f-ta{width:100%;padding:13px 16px;background:#fff;border:1.5px solid var(--line);border-radius:var(--r);font:inherit;font-size:14px;color:var(--ink);outline:none;transition:border-color var(--tr);-webkit-appearance:none}
.f-in:focus,.f-sel:focus,.f-ta:focus{border-color:var(--navy)}
.f-ta{min-height:115px;resize:vertical}
.sub-btn{width:100%;padding:15px;background:var(--navy);color:#fff;border-radius:999px;font-size:11.5px;font-weight:600;letter-spacing:2px;text-transform:uppercase;transition:all var(--tr);margin-top:6px}
.sub-btn:hover{background:var(--navy2);transform:translateY(-1px)}

/* ─── CTA BAND ─── */
.cta-band{background:var(--gold);padding:64px 56px;display:flex;align-items:center;justify-content:space-between;gap:40px;position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-80px;top:-80px;width:300px;height:300px;border-radius:50%;border:1px solid rgba(255,255,255,.15)}
.cta-band h2{font-family:"DM Serif Display",serif;font-size:34px;color:#fff;margin-bottom:8px;letter-spacing:-.3px}
.cta-band p{color:rgba(255,255,255,.7);font-size:15px;max-width:440px;font-weight:300}
.btn-white{padding:15px 38px;background:#fff;color:var(--gold);border-radius:999px;font-size:11px;font-weight:700;letter-spacing:2px;text-transform:uppercase;transition:all var(--tr);white-space:nowrap;flex-shrink:0}
.btn-white:hover{background:var(--cream);transform:translateY(-2px);box-shadow:0 10px 28px rgba(0,0,0,.15)}

/* ─── FOOTER ─── */
footer{background:var(--navy2);color:#fff;padding:56px 56px 28px}
.footer-inner{display:grid;grid-template-columns:1.8fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.07);margin-bottom:28px}
.footer-brand h3{font-family:"DM Serif Display",serif;font-size:20px;font-weight:400;margin-bottom:12px;color:#fff}
.footer-brand p{font-size:13px;color:rgba(255,255,255,.35);line-height:1.8;max-width:250px;margin-bottom:18px;font-weight:300}
.f-badges{display:flex;flex-wrap:wrap;gap:8px}
.f-badge{padding:5px 12px;border:1px solid rgba(201,151,58,.35);border-radius:999px;font-size:10px;font-weight:600;letter-spacing:1.5px;color:var(--gold)}
.footer-col h4{font-size:9.5px;letter-spacing:3.5px;text-transform:uppercase;color:rgba(255,255,255,.3);margin-bottom:16px;font-weight:600}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:13.5px;color:rgba(255,255,255,.38);font-weight:300;transition:color var(--tr)}
.footer-col a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;font-size:11.5px;color:rgba(255,255,255,.2)}

/* ─── DOC PAGES ─── */
.doc-page-hero{background:var(--navy2);padding:64px 56px;position:relative;overflow:hidden}
.doc-page-hero::after{content:attr(data-title);position:absolute;right:56px;bottom:-28px;font-family:"DM Serif Display",serif;font-size:130px;color:rgba(255,255,255,.025);pointer-events:none;white-space:nowrap;line-height:1}
.back-link{display:inline-flex;align-items:center;gap:8px;font-size:11px;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;color:rgba(255,255,255,.5);border:1px solid rgba(255,255,255,.15);border-radius:999px;padding:8px 18px;margin-bottom:28px;transition:all var(--tr)}
.back-link:hover{color:#fff;border-color:rgba(255,255,255,.4)}
.doc-card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;padding:56px}
.dcard{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;transition:all var(--tr)}
.dcard:hover{transform:translateY(-3px);box-shadow:0 12px 32px rgba(0,0,0,.08);border-color:rgba(15,37,87,.2)}
.dcard-icon{width:42px;height:42px;background:var(--navy-light);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:19px;margin-bottom:14px}
.dcard h3{font-family:"DM Serif Display",serif;font-size:17px;margin-bottom:8px;line-height:1.35;min-height:44px;color:var(--ink)}
.dcard p{font-size:13px;color:var(--muted);line-height:1.65;margin-bottom:14px;font-weight:300}
.dcard-link{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;color:var(--navy)}

/* ─── TOAST ─── */
.toast{position:fixed;bottom:28px;right:28px;background:var(--navy);color:#fff;padding:14px 24px;border-radius:999px;font-size:13px;font-weight:500;transform:translateY(80px);opacity:0;transition:all .4s ease;z-index:9999;box-shadow:0 8px 24px rgba(15,37,87,.35)}
.toast.show{transform:translateY(0);opacity:1}

/* ─── SCROLL ANIM ─── */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .55s ease,transform .55s ease}
.reveal.visible{opacity:1;transform:none}

/* ─── RESPONSIVE ─── */
@media(max-width:980px){
  nav{padding:0 20px} .nav-links,.nav-right{display:none} .hamburger{display:flex}
  .hero{grid-template-columns:1fr;min-height:auto} .hero-right{display:none}
  .hero-left{padding:48px 24px 64px}
  .trust-strip{grid-template-columns:repeat(2,1fr)} .trust-cell{padding:16px}
  .about-split,.quality-layout,.sustain-layout,.contact-split,.footer-inner{grid-template-columns:1fr}
  .about-text,.contact-left,.contact-right,.doc-page-hero,.doc-card-grid{padding:40px 24px}
  .sec{padding:56px 24px} .process-grid,.app-grid{grid-template-columns:repeat(2,1fr)}
  .prod-grid{grid-template-columns:1fr 1fr} .cta-band{flex-direction:column;padding:48px 24px;text-align:center}
  footer{padding:40px 24px 20px} .doc-card-grid{padding:32px 24px}
  .path-wrap{grid-template-columns:1fr} .path-icon-box{min-height:160px}
  .f-row{grid-template-columns:1fr}
}
@media(max-width:600px){
  .prod-grid,.stat-grid,.check-grid,.feat-grid,.q-grid,.hero-tags,.process-grid,.app-grid,.docs-grid,.trust-strip{grid-template-columns:1fr}
  .trust-strip{grid-template-columns:repeat(2,1fr)}
}

/* ─── THAI TYPOGRAPHY ─── */
/* Rule: Sarabun = headings/display, IBM Plex Sans Thai = body/UI, DM Sans = Latin labels */

html[lang="th"] body {
  font-family: "IBM Plex Sans Thai", "DM Sans", sans-serif;
  font-size: 15.5px;
  line-height: 1.9;
  letter-spacing: 0;
  word-spacing: 0;
  -webkit-font-smoothing: antialiased;
}

/* HEADINGS — Sarabun Bold */
html[lang="th"] h1,
html[lang="th"] h2,
html[lang="th"] h3,
html[lang="th"] .sec-title,
html[lang="th"] .hero h1,
html[lang="th"] .path-title,
html[lang="th"] .p-name,
html[lang="th"] .footer-brand h3,
html[lang="th"] .doc-page-hero h1,
html[lang="th"] .cta-band h2,
html[lang="th"] .dcard h3 {
  font-family: "Sarabun", "IBM Plex Sans Thai", sans-serif;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.45;
}

/* NAV BRAND — keep DM Serif Display feel with Sarabun */
html[lang="th"] .nav-co-th {
  font-family: "Sarabun", sans-serif;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.5px;
}

/* NAV LINKS + BUTTONS — IBM Plex Sans Thai, no letter-spacing */
html[lang="th"] .nav-links button,
html[lang="th"] .mobile-nav button,
html[lang="th"] .btn-gold,
html[lang="th"] .btn-inquiry,
html[lang="th"] .btn-navy,
html[lang="th"] .btn-outline-w,
html[lang="th"] .sub-btn,
html[lang="th"] .back-link,
html[lang="th"] .fbtn,
html[lang="th"] .bbtn,
html[lang="th"] .b2bBtn,
html[lang="th"] .filter-btn {
  font-family: "IBM Plex Sans Thai", "DM Sans", sans-serif;
  letter-spacing: 0;
  font-size: 13px;
}

/* BODY TEXT — IBM Plex Sans Thai Light */
html[lang="th"] .hero-lead,
html[lang="th"] .sec-body,
html[lang="th"] .p-desc,
html[lang="th"] .path-desc,
html[lang="th"] .cert-info span,
html[lang="th"] .cert-block-text span,
html[lang="th"] .footer-brand p,
html[lang="th"] .footer-col a,
html[lang="th"] .c-val,
html[lang="th"] .step-desc,
html[lang="th"] .doc-block p,
html[lang="th"] .dcard p,
html[lang="th"] .hero-tagline {
  font-family: "IBM Plex Sans Thai", "DM Sans", sans-serif;
  font-weight: 300;
  line-height: 1.95;
}

/* BODY TEXT REGULAR — IBM Plex Sans Thai Regular */
html[lang="th"] .about1,
html[lang="th"] .about2,
html[lang="th"] .trust-cell,
html[lang="th"] .check,
html[lang="th"] .feat,
html[lang="th"] .q-item,
html[lang="th"] .hero-tag,
html[lang="th"] .cert-badge-item {
  font-family: "IBM Plex Sans Thai", "DM Sans", sans-serif;
  font-weight: 400;
}

/* CHIP / TAGS — keep short, use IBM Plex */
html[lang="th"] .chip,
html[lang="th"] .p-tag,
html[lang="th"] .f-badge {
  font-family: "IBM Plex Sans Thai", "DM Sans", sans-serif;
  font-weight: 500;
  letter-spacing: 0;
}

/* FORM INPUTS — IBM Plex Sans Thai */
html[lang="th"] .f-in,
html[lang="th"] .f-sel,
html[lang="th"] .f-ta,
html[lang="th"] .f-label {
  font-family: "IBM Plex Sans Thai", "DM Sans", sans-serif;
  letter-spacing: 0;
}

/* STAT NUMBERS — keep DM Serif Display (numbers are Latin) */
html[lang="th"] .stat-n,
html[lang="th"] .t-val {
  font-family: "DM Serif Display", serif;
  letter-spacing: 0;
}

/* LABELS (Latin terms that don't translate) — DM Sans */
html[lang="th"] .sec-label,
html[lang="th"] .lang-pill button,
html[lang="th"] .t-label,
html[lang="th"] .c-label,
html[lang="th"] .nav-co-sub {
  font-family: "DM Sans", sans-serif;
}

/* SIZE ADJUSTMENTS for Thai */
html[lang="th"] .hero h1 { font-size: clamp(32px, 3.8vw, 56px); line-height: 1.35; }
html[lang="th"] .sec-title { font-size: clamp(22px, 2.8vw, 38px); }
html[lang="th"] .step-title { font-family: "IBM Plex Sans Thai", sans-serif; font-weight: 600; font-size: 13px; }
html[lang="th"] .app-name { font-family: "IBM Plex Sans Thai", sans-serif; font-weight: 600; }


.cert-badges-bar{background:var(--navy2);padding:12px 48px;display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap;border-bottom:1px solid rgba(255,255,255,.05)}
.cert-badge-item{font-size:11.5px;font-weight:500;color:rgba(255,255,255,.55);letter-spacing:.3px}
.cert-badge-sep{color:rgba(255,255,255,.2);font-size:14px}

.pswatch img{transition:transform .5s ease}
.pcard:hover .pswatch img{transform:scale(1.04)}
.pswatch-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,0.25) 0%,transparent 50%);pointer-events:none;z-index:1}
.photo-note{display:none}



.hero-photo-panel{position:relative;width:100%;height:100%;overflow:hidden}
.hero-leather-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center}
.hero-photo-overlay{position:absolute;inset:0;background:linear-gradient(to right,rgba(9,24,49,0.6) 0%,rgba(9,24,49,0.1) 60%,transparent 100%),linear-gradient(to top,rgba(9,24,49,0.7) 0%,transparent 50%);display:flex;flex-direction:column;justify-content:flex-end;padding:40px 36px}
.hero-photo-tags{display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.hero-photo-tags .hero-tag{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);backdrop-filter:blur(8px);border-radius:999px;padding:8px 18px;font-size:11px;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;color:rgba(255,255,255,.85)}

.mnav-lang{display:flex;gap:8px;padding:12px 0 4px;border-top:1px solid rgba(255,255,255,.1);margin-top:8px}
.mnav-lang button{padding:8px 20px;border-radius:999px;font-size:11px;font-weight:700;letter-spacing:1.5px;color:rgba(255,255,255,.5);background:rgba(255,255,255,.07);transition:all .2s}
.mnav-lang button.on{background:var(--gold);color:#fff;color:var(--navy)}

#langToast{position:fixed;top:80px;left:50%;transform:translateX(-50%) translateY(-20px);background:var(--navy);color:#fff;padding:8px 20px;border-radius:999px;font-size:12px;font-weight:600;letter-spacing:1px;opacity:0;transition:all .3s;z-index:9999;pointer-events:none}
#langToast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.mnav-lang{display:flex;gap:0;margin-top:12px;border-top:1px solid rgba(0,0,0,.08);padding-top:12px}
.mnav-lang button{flex:1;padding:12px 8px;font-size:12px;font-weight:700;letter-spacing:2px;color:var(--muted);background:var(--line);border-radius:0;transition:all .2s;border:none;cursor:pointer}
.mnav-lang button:first-child{border-radius:8px 0 0 8px}
.mnav-lang button:last-child{border-radius:0 8px 8px 0}
.mnav-lang button.on{background:var(--navy);color:#fff}

.footer-social{margin-top:16px;display:flex;gap:12px}
.social-link{display:inline-flex;align-items:center;gap:7px;color:rgba(255,255,255,.45);font-size:11.5px;font-weight:500;letter-spacing:.5px;text-decoration:none;transition:color .2s}
.social-link:hover{color:var(--gold)}
.social-link svg{opacity:.7;transition:opacity .2s}
.social-link:hover svg{opacity:1}
@media(max-width:900px){.process-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:600px){.process-grid{grid-template-columns:repeat(2,1fr)}}

.doc-hero-desc{color:rgba(255,255,255,.5);font-size:15px;max-width:560px;margin-top:10px;font-weight:300;line-height:1.7}
.doc-section-desc{font-size:13px;color:var(--muted);margin:4px 0 0;line-height:1.5}
.sustain-docs-cta{text-align:center;padding:32px 48px 0;max-width:760px;margin:0 auto}
.sustain-docs-btn{margin-top:16px;display:inline-block;padding:12px 28px;border:1.5px solid var(--navy);border-radius:999px;font-size:12px;font-weight:600;letter-spacing:1px;text-transform:uppercase;color:var(--navy);background:transparent;cursor:pointer;transition:all .2s}
.sustain-docs-btn:hover{background:var(--navy);color:#fff}
.bridge-text{font-size:14px;color:var(--muted);line-height:1.8;font-style:italic}
@media(max-width:600px){.sustain-docs-cta{padding:24px 20px 0}}

/* ─── DOCUMENTS PAGE ─── */
.doc-page-body{max-width:1100px;margin:0 auto;padding:48px 48px 80px;display:flex;flex-direction:column;gap:48px}
.doc-section{}
.doc-section-header{display:flex;align-items:center;gap:14px;margin-bottom:20px;padding-bottom:14px;border-bottom:2px solid var(--gold)}
.doc-section-icon{font-size:24px;flex-shrink:0}
.doc-section-title{font-family:"DM Serif Display",serif;font-size:22px;font-weight:400;color:var(--navy);margin:0}
.doc-section-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.dcard{background:var(--bg2,#fff);border:1px solid var(--line);border-radius:12px;padding:20px;display:flex;flex-direction:column;gap:10px;transition:all .25s}
.dcard:hover{border-color:var(--gold);box-shadow:0 4px 20px rgba(0,0,0,.06)}
.dcard-top{display:flex;align-items:flex-start;gap:12px}
.dcard-icon{font-size:22px;flex-shrink:0;margin-top:1px}
.dcard-top h3{font-size:14px;font-weight:600;color:var(--navy);line-height:1.4;margin:0}
.dcard p{font-size:12.5px;color:var(--muted);line-height:1.6;margin:0}
.dcard-dl{display:inline-flex;align-items:center;gap:6px;margin-top:4px;padding:7px 16px;background:var(--navy);color:#fff;border-radius:999px;font-size:11px;font-weight:600;letter-spacing:.8px;text-transform:uppercase;text-decoration:none;transition:all .2s;align-self:flex-start}
.dcard-dl:hover{background:var(--gold);color:var(--navy)}
.dcard-dl svg{flex-shrink:0}

/* ─── SUSTAIN DOCS BUTTON ─── */
.sustain-docs-cta{text-align:center;padding:32px 48px 0;max-width:760px;margin:0 auto}
.sustain-docs-btn{margin-top:16px;display:inline-block;padding:12px 28px;border:1.5px solid var(--navy);border-radius:999px;font-size:12px;font-weight:600;letter-spacing:1px;text-transform:uppercase;color:var(--navy);background:transparent;cursor:pointer;transition:all .2s}
.sustain-docs-btn:hover{background:var(--navy);color:#fff}
.bridge-text{font-size:14px;color:var(--muted);line-height:1.8;font-style:italic}
.doc-hero-desc{color:rgba(255,255,255,.5);font-size:15px;max-width:560px;margin-top:10px;font-weight:300;line-height:1.7}
.doc-section-desc{font-size:13px;color:var(--muted);margin:4px 0 0;line-height:1.5}

@media(max-width:768px){
  .doc-page-body{padding:32px 20px 60px}
  .doc-section-grid{grid-template-columns:1fr}
  .sustain-docs-cta{padding:24px 20px 0}
}


/* ── DOCUMENTS PAGE FIX ── */
#page-documents{background:var(--cream)}
#page-documents .doc-page-body{background:var(--cream);min-height:60vh}
#page-documents .dcard{background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.06);border:1px solid var(--line)}
#page-documents .dcard:hover{box-shadow:0 6px 20px rgba(0,0,0,.1);border-color:var(--gold);transform:translateY(-2px)}
#page-documents .doc-section-title{color:var(--navy);font-weight:700}
#page-documents .doc-section-desc{color:var(--muted)}


/* ── DOWNLOAD BUTTON FIX ── */
.dcard-dl{display:inline-flex !important;align-items:center;gap:6px;margin-top:8px;padding:8px 18px;background:var(--navy);color:#fff !important;border-radius:999px;font-size:11px;font-weight:600;letter-spacing:1px;text-transform:uppercase;text-decoration:none !important;transition:all .25s;align-self:flex-start;border:none;cursor:pointer}
.dcard-dl svg{flex-shrink:0;stroke:#fff !important;width:13px;height:13px}
.dcard-dl:hover{background:var(--gold);color:var(--navy) !important}
.dcard-dl:hover svg{stroke:var(--navy) !important}