/* =========================================================
   CAFRISTA (THAILAND) CO., LTD — Design System
   Palette:
     --espresso  #3E2723  (dark roast brown — primary)
     --charcoal  #221812  (near-black brown — dark sections)
     --caramel   #C17817  (roasted caramel — accent / CTA)
     --latte     #C9A379  (milky coffee tone — secondary)
     --cream     #F5EDE0  (unbleached paper — light background)
   Type:
     Display: Kanit (bold, warm, Thai-native)
     Body:    Sarabun (clean, legible Thai body face)
   Signature motifs: coffee-bean strip divider, kraft "roast label" card,
   subtle steam-wisp texture on dark sections.
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Kanit:wght@400;600;700;800&family=Sarabun:wght@300;400;500;600;700&display=swap');

:root{
  --espresso:#3E2723;
  --espresso-light:#5D4037;
  --charcoal:#221812;
  --caramel:#C17817;
  --caramel-dark:#9C5F0F;
  --latte:#C9A379;
  --cream:#F5EDE0;
  --cream-dim:#EBDFC9;
  --line:rgba(62,39,35,0.14);
  --line-light:rgba(245,237,224,0.18);
  --shadow:0 18px 40px rgba(20,12,8,0.22);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;font-family:'Sarabun',sans-serif;color:var(--espresso);background:var(--cream);
  line-height:1.75;font-size:16px;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:'Kanit',sans-serif;font-weight:800;line-height:1.15;margin:0 0 .5em;letter-spacing:.01em;}
p{margin:0 0 1.2em;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
ul{margin:0;padding:0;}
:focus-visible{outline:3px solid var(--caramel);outline-offset:2px;}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px;}
.eyebrow{
  font-family:'Kanit',sans-serif;font-weight:600;letter-spacing:.22em;text-transform:uppercase;
  font-size:.78rem;color:var(--caramel-dark);display:inline-flex;align-items:center;gap:10px;margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--caramel-dark);display:inline-block;}
.on-dark .eyebrow, .on-espresso .eyebrow{color:var(--caramel);}
.on-dark .eyebrow::before, .on-espresso .eyebrow::before{background:var(--caramel);}
@media(prefers-reduced-motion:no-preference){
  .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease, transform .7s ease;}
  .reveal.in{opacity:1;transform:none;}
}

/* ---------- Coffee-bean strip divider (signature texture) ---------- */
.bean-strip{
  height:16px;width:100%;background:var(--caramel);
  background-image:radial-gradient(ellipse 5px 8px at 10px 8px, var(--charcoal) 40%, transparent 41%),
                    radial-gradient(ellipse 5px 8px at 30px 8px, var(--charcoal) 40%, transparent 41%),
                    radial-gradient(ellipse 5px 8px at 50px 8px, var(--charcoal) 40%, transparent 41%),
                    radial-gradient(ellipse 5px 8px at 70px 8px, var(--charcoal) 40%, transparent 41%);
  background-size:80px 16px;background-repeat:repeat-x;background-position:center;
}

/* ---------- Steam-wisp texture on dark/espresso sections ---------- */
.steam-bg{
  position:relative;background-color:var(--espresso);
  background-image:
    radial-gradient(ellipse 220px 420px at 15% 0%, rgba(245,237,224,.05), transparent 60%),
    radial-gradient(ellipse 260px 480px at 55% 10%, rgba(245,237,224,.04), transparent 60%),
    radial-gradient(ellipse 200px 400px at 85% -5%, rgba(245,237,224,.05), transparent 60%);
}

/* ---------- Header / Nav ---------- */
.site-header{position:sticky;top:0;z-index:100;background:var(--charcoal);border-bottom:3px solid var(--caramel);}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;max-width:1180px;margin:0 auto;}
.brand{display:flex;align-items:center;gap:12px;color:var(--cream);}
.brand-mark{
  width:42px;height:42px;flex:none;background:var(--caramel);border-radius:50% 50% 50% 4px;
  display:flex;align-items:center;justify-content:center;
  font-family:'Kanit',sans-serif;font-weight:800;color:var(--charcoal);font-size:1rem;
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-text strong{font-family:'Kanit',sans-serif;font-weight:800;font-size:1.05rem;letter-spacing:.01em;}
.brand-text span{font-size:.66rem;letter-spacing:.12em;color:var(--latte);text-transform:uppercase;}
nav.main-nav{display:flex;gap:6px;align-items:center;}
nav.main-nav a{
  color:var(--cream);font-family:'Kanit',sans-serif;font-size:.9rem;font-weight:600;
  padding:10px 15px;border-radius:2px;transition:background .2s,color .2s;
}
nav.main-nav a:hover, nav.main-nav a.active{background:var(--caramel);color:var(--charcoal);}
.nav-cta{background:var(--caramel)!important;color:var(--charcoal)!important;margin-left:6px;}
.nav-toggle{display:none;}
@media(max-width:900px){
  nav.main-nav{
    position:fixed;inset:66px 0 0 0;background:var(--charcoal);flex-direction:column;align-items:stretch;
    padding:10px 20px;transform:translateY(-110%);transition:transform .3s ease;gap:2px;
  }
  nav.main-nav.open{transform:translateY(0);}
  nav.main-nav a{padding:16px;font-size:1.05rem;text-align:center;}
  .nav-toggle{display:flex;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px;}
  .nav-toggle span{width:26px;height:3px;background:var(--cream);}
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;font-family:'Kanit',sans-serif;font-weight:700;
  font-size:.95rem;padding:15px 30px;border:2px solid transparent;cursor:pointer;letter-spacing:.02em;
  transition:transform .2s ease, background .2s ease, color .2s ease, border-color .2s;
}
.btn-primary{background:var(--caramel);color:var(--charcoal);}
.btn-primary:hover{transform:translateY(-2px);background:var(--caramel-dark);}
.btn-outline{border-color:var(--cream);color:var(--cream);}
.btn-outline:hover{background:var(--cream);color:var(--charcoal);}
.btn-outline-dark{border-color:var(--charcoal);color:var(--charcoal);}
.btn-outline-dark:hover{background:var(--charcoal);color:var(--cream);}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:82vh;display:flex;align-items:flex-end;color:var(--cream);background:var(--espresso);overflow:hidden;}
.hero-media{position:absolute;inset:0;z-index:-1;}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg, rgba(24,15,10,.55) 0%, rgba(24,15,10,.4) 40%, rgba(24,15,10,.96) 100%);}
.hero-inner{padding:90px 24px 56px;max-width:1180px;margin:0 auto;width:100%;position:relative;}
.hero h1{font-size:clamp(2.1rem,5.2vw,3.8rem);max-width:16ch;text-transform:uppercase;margin-bottom:.3em;}
.hero h1 em{font-style:normal;color:var(--caramel);}
.hero p.lead{font-size:1.1rem;max-width:54ch;color:var(--latte);margin-bottom:2em;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;}
.hero-badges{display:flex;gap:28px;margin-top:48px;flex-wrap:wrap;border-top:1px solid var(--line-light);padding-top:24px;}
.hero-badges div{display:flex;flex-direction:column;}
.hero-badges strong{font-family:'Kanit',sans-serif;font-size:1.5rem;color:var(--caramel);}
.hero-badges span{font-size:.76rem;color:var(--latte);letter-spacing:.05em;}

/* ---------- Roast label (signature element, kraft-paper coffee tag) ---------- */
.roast-label{
  background:linear-gradient(160deg,#4a332c,#2a1c16 60%);
  border:1px solid rgba(245,237,224,.14);padding:30px 28px 26px;position:relative;color:var(--cream);
  box-shadow:var(--shadow);
}
.roast-label::before{
  content:"";position:absolute;top:24px;right:24px;width:52px;height:52px;border-radius:50%;
  border:2px dashed rgba(245,237,224,.35);
}
.roast-label .tag-label{font-family:'Kanit',sans-serif;font-size:.72rem;letter-spacing:.2em;color:var(--caramel);text-transform:uppercase;margin-bottom:10px;display:block;}
.roast-label h3,.roast-label h4{color:var(--cream);}
.roast-label .spec-row{display:flex;justify-content:space-between;gap:10px;padding:10px 0;border-top:1px dashed rgba(245,237,224,.18);font-size:.92rem;}
.roast-label .spec-row:first-of-type{border-top:none;}
.roast-label .spec-row span:first-child{color:var(--latte);}
.roast-label .spec-row span:last-child{font-family:'Kanit',sans-serif;font-weight:600;text-align:right;}

/* ---------- Section basics ---------- */
section{padding:88px 0;}
.section-tight{padding:56px 0;}
.section-head{max-width:680px;margin-bottom:48px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head h2{font-size:clamp(1.7rem,3.2vw,2.4rem);text-transform:uppercase;}
.on-dark{background:var(--charcoal);color:var(--cream);}
.on-dark .section-head p{color:var(--latte);}
.on-espresso{background:var(--espresso);color:var(--cream);}
.on-espresso .section-head p{color:var(--latte);}
.on-sand{background:var(--cream-dim);}

/* ---------- Grids / Cards ---------- */
.grid{display:grid;gap:26px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
@media(max-width:900px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}}

.feature-card{background:var(--cream);border:1px solid var(--line);padding:28px 24px;position:relative;}
.feature-card .num{font-family:'Kanit',sans-serif;font-weight:800;color:var(--latte);font-size:2.1rem;position:absolute;top:14px;right:18px;opacity:.7;}
.feature-card h3{font-size:1.1rem;text-transform:uppercase;}
.feature-card p{color:var(--espresso-light);margin-bottom:0;font-size:.95rem;}

.media-card{background:var(--cream);border:1px solid var(--line);overflow:hidden;}
.media-card img{width:100%;height:220px;object-fit:cover;}
.media-card .body{padding:20px 20px 24px;}
.media-card h3{font-size:1.1rem;text-transform:uppercase;margin-bottom:.4em;}
.media-card p{color:var(--espresso-light);font-size:.93rem;margin-bottom:12px;}
.media-card .tag{font-family:'Kanit',sans-serif;font-size:.68rem;letter-spacing:.13em;text-transform:uppercase;color:var(--caramel-dark);}

.use-case{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--line);background:var(--cream);overflow:hidden;margin-bottom:24px;}
.use-case img{width:100%;height:100%;object-fit:cover;min-height:250px;}
.use-case .body{padding:32px 30px;align-self:center;}
.use-case:nth-child(even){direction:rtl;}
.use-case:nth-child(even) .body{direction:ltr;}
@media(max-width:820px){.use-case{grid-template-columns:1fr;}.use-case:nth-child(even){direction:ltr;}}

blockquote.testimonial{border-left:4px solid var(--caramel-dark);padding:6px 0 6px 22px;margin:0;font-family:'Kanit',sans-serif;font-weight:500;font-size:1.1rem;color:var(--espresso);}
blockquote.testimonial footer{margin-top:12px;font-family:'Sarabun',sans-serif;font-weight:600;font-size:.86rem;color:var(--espresso-light);}

.faq-item{border-top:1px solid var(--line);padding:20px 0;}
.faq-item:last-child{border-bottom:1px solid var(--line);}
.faq-item summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:20px;font-family:'Kanit',sans-serif;font-weight:600;font-size:1.02rem;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";font-size:1.5rem;color:var(--caramel-dark);flex:none;}
.faq-item[open] summary::after{content:"–";}
.faq-item .a{color:var(--espresso-light);margin-top:12px;max-width:70ch;}

table.spec-table{width:100%;border-collapse:collapse;font-size:.93rem;}
table.spec-table th,table.spec-table td{text-align:left;padding:13px 15px;border-bottom:1px solid var(--line);}
table.spec-table th{font-family:'Kanit',sans-serif;background:var(--espresso);color:var(--cream);text-transform:uppercase;font-size:.78rem;letter-spacing:.06em;}
table.spec-table tr:nth-child(even) td{background:var(--cream-dim);}
.table-scroll{overflow-x:auto;}

.timeline{border-left:2px solid var(--latte);padding-left:30px;position:relative;}
.timeline-item{position:relative;padding-bottom:40px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-item::before{content:"";position:absolute;left:-36px;top:4px;width:14px;height:14px;background:var(--caramel);border-radius:50%;border:3px solid var(--cream);box-shadow:0 0 0 2px var(--caramel-dark);}
.timeline-item h4{font-family:'Kanit',sans-serif;color:var(--caramel-dark);font-size:.92rem;letter-spacing:.08em;text-transform:uppercase;margin-bottom:6px;}

.value-badge{display:flex;gap:16px;align-items:flex-start;padding:20px 0;border-top:1px solid var(--line-light);}
.value-badge:first-child{border-top:none;}
.value-badge .icon{font-family:'Kanit',sans-serif;font-weight:800;color:var(--caramel);font-size:1.35rem;flex:none;width:42px;}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr;}}
.contact-item{display:flex;gap:16px;padding:18px 0;border-top:1px solid var(--line);}
.contact-item:first-child{border-top:none;}
.contact-item .ic{font-family:'Kanit',sans-serif;font-weight:800;color:var(--charcoal);background:var(--caramel);width:42px;height:42px;display:flex;align-items:center;justify-content:center;flex:none;font-size:1.05rem;}
.contact-item h4{font-size:.98rem;text-transform:uppercase;margin-bottom:4px;}
.contact-item p{color:var(--espresso-light);margin-bottom:0;font-size:.93rem;}

form.inquiry{background:var(--cream);border:1px solid var(--line);padding:30px;}
form.inquiry label{display:block;font-family:'Kanit',sans-serif;font-size:.8rem;letter-spacing:.05em;text-transform:uppercase;margin-bottom:8px;color:var(--espresso-light);}
form.inquiry .field{margin-bottom:18px;}
form.inquiry .field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
@media(max-width:560px){form.inquiry .field-row{grid-template-columns:1fr;}}
form.inquiry input,form.inquiry select,form.inquiry textarea{width:100%;padding:12px 14px;border:1px solid var(--line);background:#fff;font-family:'Sarabun',sans-serif;font-size:.95rem;color:var(--espresso);}
form.inquiry input:focus,form.inquiry select:focus,form.inquiry textarea:focus{outline:2px solid var(--caramel-dark);outline-offset:1px;}
form.inquiry textarea{resize:vertical;min-height:110px;}
.form-note{font-size:.8rem;color:var(--espresso-light);margin-top:10px;}

.map-frame{border:1px solid var(--line);height:340px;overflow:hidden;}
.map-frame iframe{width:100%;height:100%;border:0;}

/* ---------- CTA band ---------- */
.cta-band{background:var(--caramel);color:var(--charcoal);padding:60px 0;text-align:center;}
.cta-band h2{font-size:clamp(1.5rem,3.2vw,2.2rem);text-transform:uppercase;}
.cta-band .btn-outline-dark{margin-top:8px;}

/* ---------- Footer ---------- */
footer.site-footer{background:var(--charcoal);color:var(--latte);padding:60px 0 24px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px;margin-bottom:44px;}
@media(max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media(max-width:560px){.footer-grid{grid-template-columns:1fr;}}
footer.site-footer h5{font-family:'Kanit',sans-serif;color:var(--cream);text-transform:uppercase;font-size:.82rem;letter-spacing:.1em;margin-bottom:16px;}
footer.site-footer p, footer.site-footer li{font-size:.87rem;color:var(--latte);margin-bottom:10px;}
footer.site-footer a:hover{color:var(--caramel);}
footer.site-footer ul{list-style:none;}
.footer-bottom{border-top:1px solid var(--line-light);padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.76rem;color:var(--espresso-light);}
.social-row{display:flex;gap:10px;margin-top:6px;}
.social-row a{width:36px;height:36px;border:1px solid var(--line-light);display:flex;align-items:center;justify-content:center;font-family:'Kanit',sans-serif;font-weight:700;font-size:.78rem;}
.social-row a:hover{background:var(--caramel);color:var(--charcoal);border-color:var(--caramel);}

/* ---------- Page header (interior pages) ---------- */
.page-header{background:var(--espresso);color:var(--cream);padding:120px 0 56px;position:relative;}
.page-header h1{font-size:clamp(1.9rem,4vw,2.9rem);text-transform:uppercase;max-width:22ch;}
.breadcrumb{font-size:.8rem;color:var(--latte);margin-bottom:16px;}
.breadcrumb a:hover{color:var(--caramel);}

/* ---------- Utility ---------- */
.text-espresso-light{color:var(--espresso-light);}
.center{text-align:center;}
.narrow{max-width:760px;margin:0 auto;}
.divider-sand{height:1px;background:var(--line);margin:52px 0;}
.badge-strip{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px;}
.badge-strip span{border:1px solid var(--line);padding:8px 14px;font-size:.78rem;font-family:'Kanit',sans-serif;letter-spacing:.03em;color:var(--espresso-light);}
.pull-stat{display:flex;gap:34px;flex-wrap:wrap;}
.pull-stat div strong{display:block;font-family:'Kanit',sans-serif;font-size:2.3rem;color:var(--espresso);}
.pull-stat div span{font-size:.8rem;color:var(--espresso-light);letter-spacing:.03em;}