/* =====================================================================
   KIRA SOLUTION TECH — Company website (kira.co.th)
   Design direction: mockup 04 "Product-Led Dashboard" (TOP-approved)
   Brand: green + white · industrial + AI/tech · trustworthy/professional
   Thai-first · no overclaimed numbers on imagery
   ===================================================================== */
:root{
  --green:#13A06A; --green-deep:#0A6B47; --green-bright:#27C98B;
  --green-soft:#E4F5ED; --green-tint:#F1FBF6;
  --ink:#0C1714; --ink-2:#10201A;
  --bg:#FFFFFF; --bg-alt:#F4F8F6; --line:#E6ECEA;
  --txt:#0C1714; --muted:#5E726C; --muted-2:#8AA098;
  --amber:#D9930B; --red:#D6452C; --blue:#2F77C9;
  --radius:16px; --shadow:0 4px 18px rgba(10,107,71,.06);
  --shadow-lg:0 24px 60px rgba(10,107,71,.16);
  --maxw:1180px;
  /* fonts — Thai body in Noto Sans Thai (easier to read); Inter for numbers/labels
     (Noto kept as fallback so Thai glyphs never drop to a system font) */
  --font-th:'Noto Sans Thai','Inter',sans-serif;
  --font-num:'Inter','Noto Sans Thai',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font-family:var(--font-th);color:var(--txt);background:var(--bg);
  font-size:16.5px;line-height:1.68;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--green-deep);background:var(--green-soft);
  font-family:var(--font-num);font-size:12.5px;font-weight:600;letter-spacing:1px;text-transform:uppercase;
  padding:7px 14px;border-radius:30px}
h1,h2,h3{letter-spacing:-.4px;line-height:1.15}
.section{padding:88px 0}
.section-head{max-width:680px;margin:0 auto 48px;text-align:center}
.section-head h2{font-size:38px;font-weight:700;margin:16px 0 12px}
.section-head p{color:var(--muted);font-size:18px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:11px;font-weight:600;
  font-size:15.5px;border:0;cursor:pointer;transition:.15s}
.btn-p{background:var(--green);color:#fff;box-shadow:0 12px 28px rgba(19,160,106,.25)}
.btn-p:hover{background:var(--green-deep);transform:translateY(-1px)}
.btn-s{background:transparent;border:1.5px solid var(--line);color:var(--txt)}
.btn-s:hover{border-color:var(--green);color:var(--green-deep)}
.btn-ghost{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);color:#fff}

/* ---------- NAV ---------- */
header.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:11px;font-weight:800}
.logo .mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--green-bright),var(--green-deep));
  display:grid;place-items:center;font-family:var(--font-num);font-weight:800;font-size:18px;color:#fff;flex:none;
  box-shadow:0 6px 16px rgba(19,160,106,.3)}
.logo b{font-family:var(--font-num);font-size:15px}.logo .sub{color:var(--green);font-size:10px;letter-spacing:1.5px;display:block;font-weight:700}
.logo img{height:40px;width:auto;display:block}
/* footer logo on dark bg → white chip so the white-bg wordmark reads cleanly */
.footer-brand{display:inline-flex;flex-direction:column;gap:12px}
/* footer sits on dark ink — render the logo white (text-only, no box) */
.footer-brand .flogo{height:38px;width:auto;display:block;filter:brightness(0) invert(1)}
.footer-brand .sb{color:var(--green-bright);font-family:var(--font-num);font-size:11px;letter-spacing:2.5px;font-weight:700}
.navlinks{display:flex;gap:30px;font-size:15px;color:var(--muted)}
.navlinks a:hover{color:var(--ink)}
.nav-cta{display:flex;align-items:center;gap:14px}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.burger span{width:22px;height:2px;background:var(--ink);border-radius:2px}

/* ---------- HERO ---------- */
.hero{background:
  radial-gradient(700px 460px at 85% 12%,rgba(39,201,139,.10),transparent 60%),
  linear-gradient(180deg,#fff,var(--bg-alt));padding:72px 0 84px;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.hero h1{font-size:52px;font-weight:700;margin:22px 0}
.hero h1 .hl{color:var(--green)}
.hero .lead{font-size:19px;color:var(--muted);max-width:520px;margin-bottom:30px}
.hero .lead b{color:var(--ink)}
.hero .btns{display:flex;gap:13px;margin-bottom:34px;flex-wrap:wrap}
.trust{display:flex;gap:26px;flex-wrap:wrap;padding-top:26px;border-top:1px solid var(--line)}
.trust div .t{font-family:var(--font-num);font-weight:700;font-size:14px;display:flex;align-items:center;gap:7px}
.trust div .t::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green)}
.trust div .d{font-size:12.5px;color:var(--muted);margin-top:3px}

/* hero product panel (mockup-04 mini dashboard) */
.panel{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-lg);overflow:hidden}
.panel .pbar{display:flex;align-items:center;gap:7px;padding:13px 16px;border-bottom:1px solid var(--line);background:var(--bg-alt)}
.panel .pbar i{width:10px;height:10px;border-radius:50%;background:#DCE5E1;display:block}
.panel .pbar .u{margin-left:10px;font-family:var(--font-num);font-size:11.5px;color:var(--muted)}
.panel .pbody{padding:18px}
.mini-kpis{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px}
.mini-kpi{border:1px solid var(--line);border-radius:11px;padding:12px}
.mini-kpi .l{font-size:11px;color:var(--muted)}
.mini-kpi .v{font-family:var(--font-num);font-weight:800;font-size:20px;color:var(--green-deep);margin-top:3px}
.mini-kpi .v small{font-size:12px;color:var(--muted);font-weight:600}
.mini-bars{display:flex;align-items:flex-end;gap:9px;height:96px;border:1px solid var(--line);border-radius:11px;padding:14px}
.mini-bars i{flex:1;background:linear-gradient(180deg,var(--green-bright),var(--green));border-radius:5px 5px 0 0}
.mini-bars i:first-child{background:linear-gradient(180deg,var(--green-deep),var(--green-deep))}
.mini-root{margin-top:12px;background:var(--green-tint);border:1px solid rgba(19,160,106,.25);border-radius:11px;padding:12px}
.mini-root .lab{font-size:10.5px;font-family:var(--font-num);letter-spacing:1px;text-transform:uppercase;color:var(--green-deep)}
.mini-root .tx{font-size:13px;margin-top:4px}

/* ---------- LOGOS / STAT STRIP ---------- */
.statstrip{background:var(--ink);color:#fff;padding:34px 0}
.statstrip .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.statstrip .v{font-family:var(--font-num);font-weight:800;font-size:30px;color:var(--green-bright)}
.statstrip .l{font-size:13.5px;color:#9FB4AE;margin-top:5px}

/* ---------- PAIN ---------- */
.pain{background:var(--bg-alt)}
.pain .row{display:grid;grid-template-columns:.9fr 1.1fr;gap:54px;align-items:center}
.pain .bignum{font-family:var(--font-num);font-weight:900;font-size:120px;line-height:1;color:var(--green);
  -webkit-text-stroke:0;letter-spacing:-4px}
.pain .bignum span{font-size:54px;vertical-align:super;color:var(--green-deep)}
.pain h2{font-size:34px;font-weight:700;margin-bottom:16px}
.pain p{color:var(--muted);font-size:17px;margin-bottom:14px}
.pain .note{font-size:13px;color:var(--muted-2)}

/* ---------- HOW (pipeline) ---------- */
.pipe{display:flex;align-items:stretch;justify-content:center;gap:0;flex-wrap:wrap}
.pstep{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;flex:1;min-width:180px;position:relative}
.pstep .n{font-family:var(--font-num);font-size:11px;letter-spacing:1.5px;text-transform:uppercase;color:var(--green);font-weight:700}
.pstep h3{font-size:17px;margin:9px 0 7px}
.pstep p{font-size:13.5px;color:var(--muted)}
.parrow{display:grid;place-items:center;color:var(--green-bright);font-size:22px;padding:0 8px}
.det-note{margin-top:28px;text-align:center;background:var(--green-tint);border:1px solid rgba(19,160,106,.25);
  border-radius:12px;padding:16px 22px;color:var(--green-deep);font-size:14.5px;max-width:760px;margin-left:auto;margin-right:auto}
.det-note b{color:var(--green-deep)}

/* ---------- FEATURES ---------- */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:.16s}
.feat:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px);border-color:rgba(19,160,106,.3)}
.feat .ic{width:48px;height:48px;border-radius:13px;background:var(--green-soft);color:var(--green-deep);
  display:grid;place-items:center;margin-bottom:16px}
.feat h3{font-size:18px;margin-bottom:8px}
.feat p{color:var(--muted);font-size:14.5px}
.tools{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:36px}
.tools span{background:#fff;border:1px solid var(--line);border-radius:30px;padding:9px 18px;font-size:14px;font-weight:600;color:var(--ink)}
.tools span::before{content:"●";color:var(--green);font-size:9px;margin-right:7px;vertical-align:middle}

/* ---------- TRUST / EXPERTISE ---------- */
.expertise{background:var(--ink);color:#fff}
.expertise .section-head h2{color:#fff}
.expertise .section-head p{color:#9FB4AE}
.exp-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.exp{background:var(--ink-2);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);padding:24px}
.exp .ic{width:44px;height:44px;border-radius:12px;background:rgba(39,201,139,.14);color:var(--green-bright);
  display:grid;place-items:center;margin-bottom:14px}
.exp h3{font-size:16.5px;margin-bottom:8px}
.exp p{color:#9FB4AE;font-size:13.5px}

/* ---------- CTA band ---------- */
.cta{background:linear-gradient(120deg,var(--green-deep),var(--green));color:#fff;text-align:center;
  border-radius:24px;padding:60px 28px;margin:40px auto;max-width:980px}
.cta h2{font-size:34px;font-weight:700;margin-bottom:12px}
.cta p{font-size:17px;opacity:.92;margin-bottom:26px;max-width:560px;margin-left:auto;margin-right:auto}
.cta .btn-p{background:#fff;color:var(--green-deep)}
.cta .btn-p:hover{background:#eafaf2}

/* ---------- FOOTER ---------- */
footer{background:var(--ink);color:#9FB4AE;padding:54px 0 28px}
footer .top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.08)}
footer .logo b{color:#fff}
footer p{font-size:14px;margin-top:14px;max-width:320px}
footer h4{color:#fff;font-size:13px;letter-spacing:1px;text-transform:uppercase;font-family:var(--font-num);margin-bottom:14px}
footer ul{list-style:none;font-size:14px;display:flex;flex-direction:column;gap:9px}
footer .contact b{color:#fff}
footer .bottom{padding-top:22px;font-size:13px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

/* ---------- responsive ---------- */
@media(max-width:920px){
  .hero .wrap,.pain .row{grid-template-columns:1fr;gap:36px}
  .statstrip .wrap{grid-template-columns:repeat(2,1fr);gap:20px}
  .feat-grid,.exp-grid{grid-template-columns:1fr 1fr}
  .navlinks,.nav-cta .btn{display:none}.burger{display:flex}
  .section{padding:64px 0}.hero h1{font-size:38px}.section-head h2{font-size:30px}
  footer .top{grid-template-columns:1fr}
}
@media(max-width:560px){.feat-grid,.exp-grid{grid-template-columns:1fr}.pain .bignum{font-size:84px}
  .pipe{flex-direction:column}.parrow{transform:rotate(90deg);padding:6px 0}}

/* mobile menu */
.mobile-menu{display:none;flex-direction:column;gap:4px;padding:14px 24px;border-bottom:1px solid var(--line);background:#fff}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:11px 8px;font-size:16px;border-radius:9px}
.mobile-menu a:hover{background:var(--bg-alt)}
.mlang{display:flex;gap:8px;margin-top:8px;padding-top:12px;border-top:1px solid var(--line)}
.mlang .langbtn{flex:1;padding:10px;border:1px solid var(--line);border-radius:9px;background:#fff;
  font-family:var(--font-num);font-weight:600;font-size:14px;color:var(--muted);cursor:pointer}
.mlang .langbtn.active{background:var(--green-soft);border-color:var(--green);color:var(--green-deep)}

/* =====================================================================
   i18n — bilingual TH / EN  (Thai is default; .lang-en on <html> flips)
   Visible language keeps its natural display; hidden side is removed.
   ===================================================================== */
html .en{display:none}
html.lang-en .th{display:none}
html.lang-en .en{display:revert}

/* language toggle (desktop nav) */
.langtoggle{display:inline-flex;border:1px solid var(--line);border-radius:9px;overflow:hidden;background:#fff}
.langtoggle .langbtn{padding:8px 12px;border:0;background:#fff;font-family:var(--font-num);font-weight:700;font-size:12.5px;
  letter-spacing:.5px;color:var(--muted);cursor:pointer;transition:.15s}
.langtoggle .langbtn + .langbtn{border-left:1px solid var(--line)}
.langtoggle .langbtn.active{background:var(--green);color:#fff}
.langtoggle .langbtn:hover:not(.active){color:var(--green-deep)}

/* =====================================================================
   PRODUCT / INSIDE KIRA — Config Console + RCA Workspace
   ===================================================================== */
.product{background:var(--bg-alt)}
.prod-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.prod-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;
  box-shadow:var(--shadow);transition:.16s}
.prod-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px);border-color:rgba(19,160,106,.3)}
.prod-head{margin-bottom:16px}
.prod-badge{display:inline-block;font-family:var(--font-num);font-weight:700;font-size:11.5px;letter-spacing:1px;
  text-transform:uppercase;color:var(--green-deep);background:var(--green-soft);padding:6px 13px;border-radius:30px}
.prod-head h3{font-size:20px;font-weight:700;margin-top:11px;letter-spacing:-.3px}
.prod-desc{color:var(--muted);font-size:14.5px;margin-top:15px}
.prod-desc b{color:var(--ink)}

/* mock UI shell */
.prod-ui{background:var(--bg-alt);border:1px solid var(--line);border-radius:13px;padding:15px}

/* Config Console rows */
.cc-row{display:flex;align-items:center;justify-content:space-between;gap:10px;background:#fff;
  border:1px solid var(--line);border-radius:10px;padding:11px 14px;margin-bottom:9px}
.cc-row:last-child{margin-bottom:0}
.cc-l{font-size:13px;color:var(--muted)}
.cc-v{font-family:var(--font-num);font-weight:700;font-size:13px;color:var(--ink)}
.cc-v.cc-on{color:var(--green-deep)}
.cc-v.cc-on::before{content:"●";color:var(--green);font-size:9px;margin-right:6px;vertical-align:middle}
.cc-v.cc-tag{background:var(--green-soft);color:var(--green-deep);font-weight:600;padding:4px 11px;border-radius:30px;font-size:12px}

/* RCA workspace mock */
.rca-bars{display:flex;align-items:flex-end;gap:8px;height:64px;margin-bottom:12px}
.rca-bars i{flex:1;background:linear-gradient(180deg,var(--green-bright),var(--green));border-radius:4px 4px 0 0}
.rca-bars i:first-child{background:linear-gradient(180deg,var(--green-deep),var(--green-deep))}
.rca-why{display:flex;flex-direction:column;gap:7px;margin-bottom:12px}
.rca-step{font-size:12.5px;color:var(--muted);background:#fff;border:1px solid var(--line);border-radius:9px;padding:8px 12px}
.rca-step b{font-family:var(--font-num);font-size:11px;color:var(--green-deep);margin-right:8px}
.rca-step.rca-root{background:var(--green-tint);border-color:rgba(19,160,106,.3);color:var(--ink)}
.rca-ai{display:flex;align-items:center;gap:9px;flex-wrap:wrap;background:#fff;border:1px dashed var(--blue);
  border-radius:9px;padding:9px 12px;font-size:12.5px;color:var(--muted)}
.rca-ai-lab{font-family:var(--font-num);font-weight:700;font-size:10.5px;letter-spacing:1px;text-transform:uppercase;
  color:var(--blue);background:rgba(47,119,201,.1);padding:4px 9px;border-radius:30px}

/* product links row */
.prod-links{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:center;margin-top:28px;
  font-size:14.5px;color:var(--muted)}
.prod-links a{color:var(--green-deep);font-weight:600;border-bottom:1.5px solid transparent}
.prod-links a:hover{border-color:var(--green)}

@media(max-width:920px){
  .prod-grid{grid-template-columns:1fr}
}

/* =====================================================================
   Section illustrations (flat-illustration PNGs in assets/img/)
   ===================================================================== */
.ill{display:block;width:100%;height:auto}
/* side illustration (sits in one column of a 2-col layout) */
.ill-side{border-radius:18px;overflow:hidden;border:1px solid var(--line);background:var(--bg-alt);box-shadow:var(--shadow-lg)}
/* centered banner illustration */
.ill-banner{max-width:760px;margin:14px auto 0;border-radius:18px;overflow:hidden;border:1px solid var(--line);
  background:var(--bg-alt);box-shadow:var(--shadow-lg)}
.prod-banner{margin-bottom:34px}
.trust-banner{max-width:560px;margin-bottom:30px}

/* hero illustration sits in the hero's right column */
.hero .hero-visual{background:transparent}

/* expertise / on-prem: illustration + 2x2 grid */
.exp-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:30px;align-items:center}
.exp-layout .exp-grid{grid-template-columns:1fr 1fr}
/* on dark expertise band, lighten the frame */
.expertise .ill-side{border-color:rgba(255,255,255,.1);background:rgba(255,255,255,.03)}

@media(max-width:920px){
  .exp-layout{grid-template-columns:1fr;gap:22px}
  .exp-layout .exp-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:560px){
  .exp-layout .exp-grid{grid-template-columns:1fr}
}

/* =====================================================================
   Money pain list + ROI / value section
   ===================================================================== */
.pain-list{list-style:none;margin:6px 0 16px;display:flex;flex-direction:column;gap:10px}
.pain-list li{position:relative;padding-left:30px;font-size:16px;color:var(--txt)}
.pain-list li::before{content:"฿";position:absolute;left:0;top:-1px;width:21px;height:21px;border-radius:7px;
  background:var(--green-soft);color:var(--green-deep);font-family:var(--font-num);font-weight:800;font-size:12px;
  display:grid;place-items:center}
.pain-list li b{color:var(--green-deep)}

.roi{background:var(--bg-alt)}
.roi-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:34px}
.roi-step{display:flex;gap:14px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow)}
.roi-step .rn{flex:none;width:34px;height:34px;border-radius:10px;background:var(--green);color:#fff;
  font-family:var(--font-num);font-weight:800;display:grid;place-items:center}
.roi-step h3{font-size:16px;margin-bottom:6px}
.roi-step p{font-size:14px;color:var(--muted)}

.roi-calc{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow-lg);
  padding:30px;max-width:920px;margin:0 auto}
.roi-calc-head{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:20px}
.roi-calc-head h3{font-size:22px}
.roi-tag{font-family:var(--font-num);font-size:11.5px;font-weight:700;color:var(--green-deep);
  background:var(--green-soft);border:1px solid rgba(19,160,106,.3);padding:6px 12px;border-radius:30px}
.roi-inputs{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:22px}
.roi-inputs label{display:flex;flex-direction:column;gap:7px;font-size:13.5px;color:var(--muted);font-weight:600}
.roi-inputs input{font-family:var(--font-num);font-size:18px;font-weight:700;color:var(--ink);
  border:1.5px solid var(--line);border-radius:11px;padding:12px 14px;background:var(--bg-alt)}
.roi-inputs input:focus{outline:0;border-color:var(--green);box-shadow:0 0 0 3px rgba(19,160,106,.12)}
.roi-out{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.roi-card{background:var(--green-tint);border:1px solid rgba(19,160,106,.25);border-radius:14px;padding:20px;text-align:center}
.roi-card.big{background:linear-gradient(120deg,var(--green-deep),var(--green));border-color:transparent}
.roi-card .rl{font-size:13px;color:var(--muted)}
.roi-card.big .rl{color:rgba(255,255,255,.9)}
.roi-card .rv{font-family:var(--font-num);font-weight:800;font-size:32px;color:var(--green-deep);margin:7px 0 2px;letter-spacing:-.5px}
.roi-card.big .rv{color:#fff}
.roi-card .ru{font-size:12.5px;color:var(--muted)}
.roi-card.big .ru{color:rgba(255,255,255,.85)}
.roi-note{font-size:12.5px;color:var(--muted-2);margin-bottom:8px;line-height:1.6}
.roi-cta{margin-top:14px;text-align:center}
.roi-onprem{margin:26px auto 0;max-width:920px;text-align:center;font-size:15px;color:var(--ink);
  background:var(--green-soft);border:1px solid rgba(19,160,106,.25);border-radius:14px;padding:18px 22px}
.roi-onprem b{color:var(--green-deep)}
@media(max-width:920px){.roi-steps,.roi-inputs,.roi-out{grid-template-columns:1fr}}