/*
Theme Name: Systel v2
Theme URI: https://www.systel.asia
Author: Systel Energy Solutions
Description: systel.asia 2026 redesign — navy/forest/mint palette, Helvetica Neue headings, Lato body. Built on the Systel Energy Solutions brand book.
Version: 2.1.3
Requires PHP: 7.4
Text Domain: systel
*/

:root{
  --navy:#111A2B;--forest-800:#264233;--forest-700:#1E4D3A;--green:#3A8F6A;--sage:#568F6F;
  --mint-300:#9ED3AF;--mint-50:#EEF7F1;--mist:#F6FAF9;--paper:#FFFFFF;
  --ink:#1B2A24;--ink-600:#4F5F58;--line:#D9E4DE;--amber:#E9A13B;--red:#CA3A31;
  --serif:Georgia,'Times New Roman',serif;--sans:Lato,Calibri,Arial,sans-serif;
  --wrap:1200px;--gutter:40px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:400 17px/1.55 var(--sans);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--forest-700)}a:hover{color:var(--green)}
h1,h2,h3,h4{margin:0;line-height:1.1}
p{margin:0}
.serif{font-family:var(--serif)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
.screen-reader-text{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}

/* type */
.eyebrow{display:block;font:700 12px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--green)}
.on-dark .eyebrow,.band-navy .eyebrow,.band-forest .eyebrow{color:var(--mint-300)}
.h1{font-family:var(--serif);font-size:64px;line-height:1.04;font-weight:700;letter-spacing:-.015em;color:var(--forest-700)}
.h2{font-family:var(--serif);font-size:44px;line-height:1.1;font-weight:700;color:var(--forest-700)}
.h3{font-family:var(--serif);font-size:24px;line-height:1.25;font-weight:700;color:var(--forest-700)}
.band-navy .h1,.band-navy .h2,.band-forest .h1,.band-forest .h2,.band-navy .h3,.band-forest .h3{color:var(--mist)}
.lead{font-size:20px;line-height:1.5;color:var(--ink-600);max-width:640px}
.band-navy .lead,.band-forest .lead{color:var(--line)}
.sub{font-size:16px;line-height:1.55;color:var(--ink-600)}
.band-navy .sub,.band-forest .sub{color:var(--line)}
.sec-head{display:flex;flex-direction:column;gap:14px;max-width:760px}
.sec-row{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap}
.more{font-weight:700;font-size:16px;text-decoration:none;white-space:nowrap}
.band-navy .more,.band-forest .more{color:var(--mint-300)}

/* bands */
.band{padding:104px 0}
.band-sm{padding:64px 0}
.band-navy{background:var(--navy);color:var(--mist)}
.band-forest{background:var(--forest-800);color:var(--mist)}
.band-mist{background:var(--mist);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.band-navy a:not(.btn),.band-forest a:not(.btn){color:var(--mist)}
.stripe{position:relative;overflow:hidden}
.stripe::before{content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background:var(--sage)}

/* grids */
.g2,.g3,.g4,.g12{display:grid;gap:32px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.g12{grid-template-columns:repeat(12,minmax(0,1fr));gap:48px}
.split{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:64px;align-items:center}
.stack{display:flex;flex-direction:column;gap:16px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;height:52px;padding:0 26px;border-radius:999px;font:700 16px/1 var(--sans);text-decoration:none;border:0;cursor:pointer;white-space:nowrap;transition:background .15s,color .15s,border-color .15s}
a.btn-mint,.btn-mint{background:var(--mint-300);color:var(--navy)}a.btn-mint:hover,.btn-mint:hover{background:#B9E0C5;color:var(--navy)}
a.btn-forest,.btn-forest{background:var(--forest-700);color:#FFFFFF}a.btn-forest:hover,.btn-forest:hover{background:var(--forest-800);color:#FFFFFF}
a.btn-ghost,.btn-ghost{background:transparent;color:var(--mist);border:1.5px solid rgba(246,250,249,.45)}a.btn-ghost:hover,.btn-ghost:hover{border-color:var(--mist);color:var(--mist)}
.btn-line{background:transparent;color:var(--forest-700);border:1.5px solid var(--line)}.btn-line:hover{border-color:var(--forest-700);color:var(--forest-700)}
a.btn-wa,.btn-wa{background:#25D366;color:#0B2E17}a.btn-wa:hover,.btn-wa:hover{background:#1EBE5B;color:#0B2E17}
.btn-sm{height:44px;padding:0 20px;font-size:15px}
.btn-lg{height:56px;padding:0 32px;font-size:17px}
.btn-row{display:flex;gap:14px;flex-wrap:wrap}

/* cards */
.card{background:var(--paper);border:1px solid var(--line);border-radius:12px}
.tile{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:24px;display:flex;flex-direction:column;gap:8px}
.tile.mist{background:var(--mist)}
.tile.lg{padding:32px;gap:14px}
.tile .num{font-family:var(--serif);font-size:44px;line-height:1.05;font-weight:700;color:var(--forest-700)}
.tile.top-forest{border-top:6px solid var(--forest-700)}
.tile.top-green{border-top:6px solid var(--green)}
.dark-tile{border:1px solid rgba(255,255,255,.14);border-radius:12px;padding:22px 24px;display:flex;flex-direction:column;gap:6px}
.dark-tile strong{font-size:18px;color:var(--mist)}
.dark-tile span{font-size:14px;color:var(--line)}
.note{background:var(--mint-50);border:1px solid var(--line);border-radius:12px;padding:20px 24px;font-size:16px;line-height:1.5;color:var(--ink)}
.note strong{color:var(--forest-700)}
.step{display:flex;flex-direction:column;gap:12px;padding-top:20px;border-top:3px solid var(--forest-700)}
.step .n{font-family:var(--serif);font-size:16px;font-weight:700;color:var(--green)}
.step h3{font:700 19px/1.3 var(--sans);color:var(--ink)}
.step p{font-size:15px;line-height:1.5;color:var(--ink-600)}

/* KPI card (hero + platform) */
.kcard{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:24px;display:flex;flex-direction:column;gap:18px;color:var(--ink);box-shadow:0 30px 60px rgba(0,0,0,.35)}
.kcard .khead{display:flex;justify-content:space-between;align-items:center}
.kcard .khead b{display:block;font-size:13px;color:var(--forest-700)}
.kcard .khead small{font-size:12px;color:var(--ink-600)}
.live{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;color:var(--forest-700);background:var(--mint-50);border:1px solid var(--line);border-radius:999px;padding:6px 10px}
.live::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--green)}
.kpis{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.kpis.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.kpi{background:var(--mist);border:1px solid var(--line);border-radius:10px;padding:14px 16px;border-top:4px solid var(--forest-700)}
.kpi.g{border-top-color:var(--green)}
.kpi small{display:block;font-size:11px;font-weight:700;letter-spacing:.1em;color:var(--ink-600)}
.kpi b{display:block;font-family:var(--serif);font-size:30px;font-weight:700;color:var(--forest-700);line-height:1.1;margin-top:4px}
.kpi b em{font:400 13px var(--sans);color:var(--ink-600);font-style:normal}
.snote{background:var(--mint-50);border:1px solid var(--line);border-radius:10px;padding:14px 16px;display:flex;flex-direction:column;gap:4px}
.snote small{font-size:11px;font-weight:700;letter-spacing:.1em;color:var(--forest-700)}
.snote span{font-size:14px;line-height:1.45}
.snote strong{color:var(--forest-700)}
.plant{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.plant .col{display:flex;flex-direction:column;gap:8px}
.plant .col small{font-size:11px;font-weight:700;letter-spacing:.1em;color:var(--ink-600)}
.plant .row{background:var(--mist);border:1px solid var(--line);border-radius:8px;padding:10px 12px;font-size:13px;line-height:1.35}
.plant .row b{display:block;color:var(--forest-700)}
.plant .row.alert{border-color:var(--amber);background:#FFF8EA}
.plant .row.warn{border-color:var(--red)}

/* header */
.site-header{background:var(--navy);border-bottom:1px solid rgba(255,255,255,.08);position:sticky;top:0;z-index:50}
.site-header .wrap{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:flex;align-items:center;text-decoration:none}
.logo img{height:44px;width:auto}
.nav{display:flex;gap:26px;align-items:center}
.nav a:not(.btn){color:var(--mist);text-decoration:none;font-size:15px}
.nav a:not(.btn):hover,.nav a.on{color:var(--mint-300)}
.nav .login{color:var(--mint-300);font-weight:700}
.nav-toggle{display:none;width:44px;height:44px;border:0;background:transparent;color:var(--mist);font-size:22px;cursor:pointer;align-items:center;justify-content:center}
.mbar{display:none}

/* footer */
.foot{background:var(--navy);color:var(--line);font-size:13px}
.foot .wrap{padding:48px var(--gutter);display:flex;flex-direction:column;gap:28px}
.foot a:not(.btn){color:var(--line);text-decoration:none}
.foot a:hover{color:var(--mint-300)}
.foot .fcol{display:flex;flex-direction:column;gap:8px;line-height:1.5}
.foot .fcol strong{color:var(--mist);font-size:13px}
.foot .fbot{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}

/* forms */
label{display:block;font-size:13px;font-weight:700;color:var(--ink-600);margin-bottom:6px}
input,select,textarea{width:100%;font:400 16px/1.3 var(--sans);color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:12px 14px}
input:focus,select:focus,textarea:focus{outline:2px solid var(--green);outline-offset:1px;border-color:var(--green)}
textarea{min-height:110px;resize:vertical}
.form{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:36px;display:flex;flex-direction:column;gap:18px}
.form .g2{gap:18px}

/* calculators */
.calc{padding:28px;display:flex;flex-direction:column;gap:16px}
.calc h2{font-family:var(--serif);font-size:24px;color:var(--forest-700);margin-top:6px}
.calc .g2{gap:12px}
.calc .out{background:var(--mint-50);border:1px solid var(--line);border-radius:10px;padding:14px 16px;display:grid;grid-template-columns:1fr auto;gap:6px 16px;align-items:baseline}
.calc .out small{font-size:12px;font-weight:700;letter-spacing:.06em;color:var(--ink-600);text-transform:uppercase}
.calc .out b{font-family:var(--serif);font-size:22px;color:var(--forest-700);text-align:right}
.calc .out small[data-out]{grid-column:1/-1;text-transform:none;letter-spacing:0;font-weight:400;font-size:13px}
.calc .fine{font-size:12px;color:var(--ink-600);line-height:1.45}
.soon{opacity:.75}

/* article */
.entry{max-width:760px;margin:0 auto}
.entry h1{font-family:var(--serif);font-size:44px;line-height:1.1;color:var(--forest-700);margin:12px 0 14px}
.entry .meta{font-size:14px;color:var(--ink-600);margin-bottom:36px}
.entry-content{font-size:18px;line-height:1.7}
.entry-content h2{font-family:var(--serif);font-size:30px;color:var(--forest-700);margin:44px 0 14px}
.entry-content h3{font-family:var(--serif);font-size:23px;color:var(--forest-700);margin:32px 0 10px}
.entry-content p{margin:0 0 18px}
.entry-content ul,.entry-content ol{margin:0 0 18px;padding-left:24px}
.entry-content li{margin-bottom:8px}
.entry-content img{border-radius:12px;margin:24px 0}
.entry-content blockquote{margin:24px 0;padding:16px 24px;border-left:4px solid var(--green);background:var(--mint-50);border-radius:0 12px 12px 0}
.entry-content table{border-collapse:collapse;width:100%;font-size:15px;margin:0 0 18px}
.entry-content td,.entry-content th{border:1px solid var(--line);padding:8px 10px;text-align:left}
.post-card{text-decoration:none;gap:12px}
.post-card .t{font-family:var(--serif);font-size:22px;line-height:1.25;color:var(--forest-700)}
.post-card .x{font-size:15px;line-height:1.5;color:var(--ink-600)}
.post-card .m{font-size:14px;color:var(--ink-600)}
.pagination{display:flex;gap:8px;flex-wrap:wrap;font-size:14px}
.pagination a,.pagination span{padding:8px 12px;border:1px solid var(--line);border-radius:8px;text-decoration:none}
.pagination .current{background:var(--forest-700);color:#fff;border-color:var(--forest-700)}
.chips{display:flex;gap:10px;flex-wrap:wrap}
.chip{display:inline-flex;align-items:center;height:38px;padding:0 14px;border:1px solid var(--line);border-radius:999px;font-size:13px;font-weight:700;text-decoration:none;color:var(--forest-700)}
.chip.on{background:var(--mint-50)}

/* proof strip */
.proof{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:48px}
.proof div{display:flex;align-items:baseline;gap:14px}
.proof .big{font-family:var(--serif);font-size:48px;font-weight:700;color:var(--mint-300);line-height:1}
.proof span{font-size:16px;color:var(--line)}

/* timeline */
.timeline{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:20px}
.timeline div{display:flex;flex-direction:column;gap:6px;padding-top:14px;border-top:3px solid var(--mint-300)}
.timeline .y{font-family:var(--serif);font-size:22px;font-weight:700;color:var(--mint-300)}
.timeline b{font-size:15px;color:var(--mist)}
.timeline span{font-size:13px;color:var(--line);line-height:1.45}

/* mobile */
@media (max-width:980px){
  .h1{font-size:48px}.h2{font-size:36px}
  .g4,.timeline{grid-template-columns:repeat(2,minmax(0,1fr))}
  .g3,.proof,.plant{grid-template-columns:repeat(1,minmax(0,1fr))}
  .g12{display:flex;flex-direction:column}
  .kpis.four{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:860px){
  :root{--gutter:20px}
  .band{padding:56px 0}.band-sm{padding:44px 0}
  .h1{font-size:40px !important;line-height:1.1}.h2{font-size:30px !important}.lead{font-size:18px}
  .split,.g2,.g4,.timeline{grid-template-columns:repeat(1,minmax(0,1fr));gap:24px}
  .tile .num{font-size:38px}.proof .big{font-size:40px}
  .site-header .wrap{height:64px}
  .logo img{height:38px}
  .nav{display:none;position:absolute;left:0;right:0;top:64px;background:var(--navy);flex-direction:column;align-items:stretch;gap:0;padding:8px 20px 16px;border-bottom:1px solid rgba(255,255,255,.1)}
  body.nav-open .nav{display:flex}
  .nav a{padding:14px 0;border-bottom:1px solid rgba(255,255,255,.08);font-size:17px}
  .nav .btn{margin-top:12px;border-bottom:0}
  .nav-toggle{display:inline-flex}
  .hide-m{display:none !important}
  .mbar{display:flex;gap:10px;position:fixed;left:0;right:0;bottom:0;padding:10px 16px;background:rgba(17,26,43,.96);backdrop-filter:blur(6px);z-index:40}
  .mbar .btn{flex:1;height:46px}
  body{padding-bottom:70px}
  .form{padding:22px}
  .calc{padding:20px}
  .sec-row{flex-direction:column;align-items:flex-start}
}
/* v2.1 photography */
.hero-photo{position:relative;background:var(--navy)}
.hero-photo .bg{position:absolute;inset:0;overflow:hidden}
.hero-photo .bg img{width:100%;height:100%;object-fit:cover;object-position:center;opacity:.28}
.hero-photo .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(17,26,43,.92) 0%,rgba(17,26,43,.75) 45%,rgba(17,26,43,.35) 100%)}
.hero-photo > .wrap{position:relative}
.page-hero{position:relative;background:var(--navy);min-height:380px;display:flex;align-items:flex-end}
.page-hero .bg{position:absolute;inset:0;overflow:hidden}
.page-hero .bg img{width:100%;height:100%;object-fit:cover;object-position:center 40%}
.page-hero .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(17,26,43,.25) 0%,rgba(17,26,43,.88) 100%)}
.page-hero > .wrap{position:relative;padding-top:120px;padding-bottom:56px}
.photo{border-radius:12px;overflow:hidden;background:var(--mist)}
.photo img{width:100%;height:100%;object-fit:cover;display:block;aspect-ratio:16/10}
.photo.tall img{aspect-ratio:4/3}
.photo-band{position:relative;min-height:420px;display:flex;align-items:center;color:var(--mist)}
.photo-band .bg{position:absolute;inset:0;overflow:hidden}
.photo-band .bg img{width:100%;height:100%;object-fit:cover}
.photo-band .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(38,66,51,.94) 0%,rgba(38,66,51,.78) 50%,rgba(38,66,51,.3) 100%)}
.photo-band > .wrap{position:relative;padding:72px var(--gutter)}
.photo-band .h2{color:var(--mist)}
.photo-band .sub,.photo-band p{color:var(--line)}
@media (max-width:860px){
 .page-hero{min-height:300px}.page-hero > .wrap{padding-top:80px;padding-bottom:36px}
 .photo-band{min-height:0}.photo-band > .wrap{padding:48px var(--gutter)}
 .photo-band .bg::after{background:rgba(38,66,51,.86)}
}
.page-hero .h1,.page-hero .h2{color:var(--mist)}
.page-hero .lead,.page-hero .sub{color:var(--line)}
.page-hero .eyebrow{color:var(--mint-300)}

/* v2.1 typography: Helvetica Neue headings, Title Case, grey #737373 */
:root{--serif:'Helvetica Neue',Helvetica,Arial,sans-serif;--head:#737373}
.h1,.h2,.h3,.step h3,.tile .num,.kpi b,.calc h2,.post-card .t,.proof .big,.timeline b,.entry h2,.entry h3{font-family:var(--serif);letter-spacing:-.01em}
.h1,.h2,.h3,.step h3,.calc h2{text-transform:capitalize}
.h1,.h2,.h3,.step h3,.calc h2,.tile .num,.kpi b,.entry h2,.entry h3{color:var(--head)}
.eyebrow,.step .n{color:var(--head)}
.band-navy .h1,.band-navy .h2,.band-navy .h3,.band-forest .h2,.band-forest .h3,.photo-band .h2,.page-hero .h1,.page-hero .h2{color:#fff}
.band-navy .eyebrow,.band-forest .eyebrow,.photo-band .eyebrow,.page-hero .eyebrow{color:#B3B3B3}
.hero-photo .h1 span{color:#B3B3B3 !important}
.nocap,.h1 .nocap,.h2 .nocap,.h3 .nocap{text-transform:none}
.page-hero .eyebrow,.photo-band .eyebrow,.hero-photo .eyebrow{color:#DCDCDC}
.page-hero .chip{color:#F6FAF9;border-color:rgba(255,255,255,.35)}
.page-hero .chip.on{background:#fff;color:#111A2B;border-color:#fff}
@media (max-width:860px){.hero-photo .bg img{opacity:.5}.hero-photo .bg::after{background:linear-gradient(180deg,rgba(17,26,43,.55) 0%,rgba(17,26,43,.9) 70%)}}

.md-card{display:grid;grid-template-columns:300px 1fr;gap:36px;align-items:center;background:var(--mist);border:1px solid var(--line);border-radius:16px;padding:28px;max-width:900px}
.md-photo{border-radius:12px;overflow:hidden}.md-photo img{width:100%;display:block;aspect-ratio:4/5;object-fit:cover}
@media (max-width:860px){.md-card{grid-template-columns:1fr;padding:20px}.md-photo{max-width:260px}}
/* v2.1.1 legibility: stronger overlays wherever text sits on a photo */
.hero-photo .bg img{opacity:.3}
.hero-photo .bg::after{background:linear-gradient(90deg,rgba(17,26,43,.97) 0%,rgba(17,26,43,.88) 45%,rgba(17,26,43,.55) 100%)}
.page-hero .bg::after{background:linear-gradient(180deg,rgba(17,26,43,.6) 0%,rgba(17,26,43,.94) 100%)}
.photo-band .bg::after{background:linear-gradient(90deg,rgba(38,66,51,.97) 0%,rgba(38,66,51,.9) 50%,rgba(38,66,51,.55) 100%)}
.page-hero .h1,.page-hero .lead,.photo-band .h2,.photo-band .sub,.hero-photo .h1,.hero-photo .lead{text-shadow:0 1px 2px rgba(0,0,0,.35)}
@media (max-width:860px){.hero-photo .bg img{opacity:.4}.hero-photo .bg::after{background:linear-gradient(180deg,rgba(17,26,43,.7) 0%,rgba(17,26,43,.95) 70%)}.page-hero .bg::after{background:rgba(17,26,43,.82)}.photo-band .bg::after{background:rgba(38,66,51,.9)}}