/* SKS — PT Sinar Karya Sejahtera · palet: biru laut compro klien + kuning KCA */
:root{
  --navy:#062a4d; --navy-2:#0a3a68; --ocean:#0d5c9e; --teal:#1aa6b7; --teal-soft:#e3f5f7;
  --kca:#f5d90a; --kca-deep:#d9bd00; --red:#d7262e;
  --ink:#0f2236; --ink-2:#44586d; --line:#d9e3ec; --bg:#ffffff; --bg-soft:#f3f7fb;
  --radius:14px; --shadow:0 6px 24px rgba(6,42,77,.08); --shadow-lg:0 18px 48px rgba(6,42,77,.16);
  --header-h:68px; --tabs-h:50px;
  --font:"Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + var(--tabs-h) + 8px)}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--ocean)}
h1,h2,h3,h4{line-height:1.2;margin:0 0 .5em;letter-spacing:-.01em}
h2{font-size:clamp(1.6rem,3.2vw,2.3rem);font-weight:800;color:var(--navy)}
h3{font-size:1.25rem;font-weight:700;color:var(--navy)}
h4{font-size:1.05rem;font-weight:700}
p{margin:0 0 1em}
.container{width:min(1160px,100% - 32px);margin-inline:auto}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--teal);margin-bottom:.6em}
.lead{font-size:1.08rem;color:var(--ink-2);max-width:760px}
.section{padding:88px 0}
.section--soft{background:var(--bg-soft)}
.section--dark{background:linear-gradient(160deg,var(--navy) 0%,var(--navy-2) 55%,var(--ocean) 100%);color:#dbe8f5}
.section--dark h2,.section--dark h3{color:#fff}
.section-head{margin-bottom:40px}
.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:8px;z-index:100;background:#fff;padding:8px 12px}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
.header-row{height:var(--header-h);display:flex;align-items:center;gap:16px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--navy);min-width:0}
.brand img{height:40px;width:auto}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:.98rem;font-weight:800;white-space:nowrap}
.brand-text span{font-size:.72rem;color:var(--ink-2);white-space:nowrap}
.header-kca{display:flex;align-items:center;gap:8px;margin-left:auto;padding-left:16px;border-left:1px solid var(--line);font-size:.72rem;color:var(--ink-2);line-height:1.2}
.header-kca img{height:34px;width:auto}
.lang{display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden;font-size:.8rem;font-weight:700}
.lang a{padding:6px 11px;text-decoration:none;color:var(--ink-2)}
.lang a[aria-current="true"]{background:var(--navy);color:#fff}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 22px;border-radius:999px;font-weight:700;font-size:.95rem;text-decoration:none;border:2px solid transparent;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,background .15s ease;font-family:inherit}
.btn:hover{transform:translateY(-1px)}
.btn--kca{background:var(--kca);color:var(--navy);box-shadow:0 6px 18px rgba(245,217,10,.35)}
.btn--kca:hover{background:#ffe623}
.btn--ghost{border-color:rgba(255,255,255,.55);color:#fff}
.btn--ghost:hover{background:rgba(255,255,255,.1)}
.btn--navy{background:var(--navy);color:#fff}
.btn--sm{padding:8px 16px;font-size:.85rem}
.btn svg{width:18px;height:18px;flex:none}

/* ---------- Tab navigasi (sticky) ---------- */
.tabs-nav{position:sticky;top:var(--header-h);z-index:45;background:var(--navy);box-shadow:0 4px 14px rgba(6,42,77,.18)}
.tabs-nav ul{list-style:none;margin:0;padding:0;display:flex;gap:2px;overflow-x:auto;scrollbar-width:none;height:var(--tabs-h);align-items:stretch}
.tabs-nav ul::-webkit-scrollbar{display:none}
.tabs-nav a{display:flex;align-items:center;padding:0 15px;color:#b9cde2;text-decoration:none;font-size:.88rem;font-weight:600;white-space:nowrap;border-bottom:3px solid transparent;transition:color .15s,border-color .15s}
.tabs-nav a:hover{color:#fff}
.tabs-nav a.active{color:#fff;border-bottom-color:var(--kca)}

/* ---------- Hero ---------- */
.hero{position:relative;background:linear-gradient(155deg,#041e38 0%,var(--navy) 35%,var(--ocean) 80%,var(--teal) 130%);color:#fff;overflow:hidden;padding:72px 0 140px}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(800px 400px at 85% 10%,rgba(26,166,183,.35),transparent 60%);pointer-events:none}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(2rem,4.6vw,3.35rem);font-weight:800;color:#fff;margin-bottom:.45em}
.hero h1 em{font-style:normal;color:var(--kca)}
.hero p.sub{font-size:1.1rem;color:#cfe0f1;max-width:600px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0 34px}
.trust{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;max-width:640px}
.trust div{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:12px;padding:12px 12px;font-size:.82rem;color:#d7e6f5;line-height:1.35}
.trust strong{display:block;color:#fff;font-size:1rem;font-weight:800}
.trust-note{font-size:.75rem;color:#9fbad4;margin-top:10px}
.wave{position:absolute;left:0;right:0;bottom:-1px;width:100%;height:110px}

/* Slider before-after */
.ba{position:relative;border-radius:18px;overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/3;background:#0b2c4c;user-select:none;touch-action:pan-y;border:4px solid rgba(255,255,255,.12)}
.ba img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ba .ba-after{clip-path:inset(0 0 0 var(--pos,50%))}
.ba-handle{position:absolute;top:0;bottom:0;left:var(--pos,50%);width:3px;background:var(--kca);transform:translateX(-50%);pointer-events:none}
.ba-handle::after{content:"⟷";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:44px;height:44px;border-radius:50%;background:var(--kca);color:var(--navy);display:grid;place-items:center;font-weight:800;box-shadow:0 4px 14px rgba(0,0,0,.3)}
.ba input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;margin:0}
.ba-label{position:absolute;top:12px;padding:4px 10px;border-radius:999px;font-size:.72rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;background:rgba(6,42,77,.8);color:#fff}
.ba-label--l{left:12px}.ba-label--r{right:12px;background:var(--kca);color:var(--navy)}
.ba-caption{margin-top:12px;font-size:.85rem;color:#b9cde2;text-align:center}

/* ---------- Tentang ---------- */
.about-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:start}
.quote{border-left:4px solid var(--kca);padding:6px 0 6px 18px;margin:24px 0;font-size:1.08rem;font-weight:600;color:var(--navy)}
.vm{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.vm h3{font-size:1rem;text-transform:uppercase;letter-spacing:.08em;color:var(--teal);margin-top:0}
.vm ul{margin:0;padding-left:20px}
.vm li{margin-bottom:.4em}
.kca-badge{display:flex;align-items:center;gap:14px;background:#fffbe0;border:1px solid #f1e48a;border-radius:var(--radius);padding:16px 18px;margin-bottom:20px}
.kca-badge img{height:54px;width:auto}
.kca-badge strong{display:block;color:var(--navy)}
.kca-badge span{font-size:.85rem;color:var(--ink-2)}

/* ---------- Sub-tab (Layanan, Produk, Spek) ---------- */
.subtabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.subtabs button{font-family:inherit;font-weight:700;font-size:.92rem;padding:10px 18px;border-radius:999px;border:1.5px solid var(--line);background:#fff;color:var(--ink-2);cursor:pointer;transition:all .15s}
.subtabs button:hover{border-color:var(--ocean);color:var(--ocean)}
.subtabs button[aria-selected="true"]{background:var(--navy);border-color:var(--navy);color:#fff}
.js [role="tabpanel"][hidden]{display:none}
.panel-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:start}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff;margin:18px 0}
table{border-collapse:collapse;width:100%;font-size:.92rem}
th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}
th{background:var(--navy);color:#fff;font-weight:700;font-size:.85rem}
tr:last-child td{border-bottom:0}
.pill{display:inline-block;background:var(--teal-soft);color:#0b6f7c;font-weight:700;font-size:.78rem;padding:3px 10px;border-radius:999px}
.check{list-style:none;padding:0;margin:0}
.check li{position:relative;padding-left:28px;margin-bottom:.55em}
.check li::before{content:"";position:absolute;left:0;top:.35em;width:18px;height:18px;border-radius:50%;background:var(--teal) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/11px no-repeat}
.sys{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:18px 0}
.sys .card h4{color:var(--navy);margin-bottom:.3em}
.sys .tag{font-size:.75rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--teal)}
.program{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.program .num{font-size:2rem;font-weight:800;color:var(--ocean);line-height:1}
.photo-stack{display:grid;gap:12px}
.photo-stack img{border-radius:12px;aspect-ratio:4/3;object-fit:cover;width:100%}
.coat-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;list-style:none;padding:0;margin:0}
.coat-list li{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px;font-size:.92rem}
.coat-list b{display:block;color:var(--navy)}

/* ---------- Peralatan ---------- */
.equip-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.equip{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:box-shadow .2s,border-color .2s}
.equip[open]{box-shadow:var(--shadow);border-color:#b9d3ea}
.equip summary{list-style:none;cursor:pointer;padding:16px 18px;display:flex;gap:12px;align-items:center;font-weight:700;color:var(--navy)}
.equip summary::-webkit-details-marker{display:none}
.equip .ico{flex:none;width:38px;height:38px;border-radius:10px;background:var(--teal-soft);color:var(--ocean);display:grid;place-items:center}
.equip .ico svg{width:22px;height:22px}
.equip small{display:block;font-weight:500;color:var(--ink-2);font-size:.75rem}
.equip summary::after{content:"+";margin-left:auto;font-size:1.3rem;color:var(--teal);transition:transform .2s}
.equip[open] summary::after{transform:rotate(45deg)}
.equip .body{padding:0 18px 16px;font-size:.9rem}
.equip .body dt{font-weight:800;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--teal);margin-top:8px}
.equip .body dd{margin:2px 0 0}

/* ---------- Produk ---------- */
.prod-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.prod{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;display:flex;flex-direction:column;gap:6px;position:relative;overflow:hidden;transition:transform .15s,box-shadow .15s}
.prod:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.prod .code{align-self:flex-start;font-size:.72rem;font-weight:800;letter-spacing:.04em;color:var(--navy);background:var(--kca);padding:3px 9px;border-radius:6px}
.prod h3{font-size:1.05rem;margin:0}
.prod p{font-size:.9rem;color:var(--ink-2);margin:0;flex:1}
.prod a{font-weight:700;font-size:.88rem;text-decoration:none;margin-top:8px}
.prod a:hover{text-decoration:underline}
.note{font-size:.88rem;color:var(--ink-2);background:#fff;border:1px dashed var(--line);border-radius:12px;padding:12px 16px;margin-bottom:24px}

/* ---------- Spek produk (akordeon) ---------- */
.spec{background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:10px;transition:box-shadow .2s}
.spec[open]{box-shadow:var(--shadow);border-color:#b9d3ea}
.spec.flash{animation:flash 1.6s ease}
@keyframes flash{0%,40%{box-shadow:0 0 0 4px var(--kca)}100%{box-shadow:var(--shadow)}}
.spec summary{list-style:none;cursor:pointer;padding:16px 20px;display:flex;align-items:center;gap:14px}
.spec summary::-webkit-details-marker{display:none}
.spec summary h4{margin:0;color:var(--navy)}
.spec summary .code{font-size:.75rem;font-weight:800;color:var(--navy);background:var(--kca);padding:3px 9px;border-radius:6px;white-space:nowrap}
.spec summary::after{content:"";margin-left:auto;width:10px;height:10px;border-right:2.5px solid var(--teal);border-bottom:2.5px solid var(--teal);transform:rotate(45deg);transition:transform .2s;flex:none}
.spec[open] summary::after{transform:rotate(-135deg)}
.spec .body{padding:0 20px 20px;display:grid;grid-template-columns:1fr 1fr;gap:6px 32px;font-size:.92rem}
.spec .body section{margin-bottom:10px}
.spec .body h5{margin:10px 0 4px;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--teal)}
.spec .body ul,.spec .body ol{margin:0;padding-left:20px}
.spec .body li{margin-bottom:.25em}
.spec .full{grid-column:1/-1}
.spec .warn{background:#fff4f4;border-left:3px solid var(--red);padding:8px 12px;border-radius:6px}
.dry{display:flex;flex-wrap:wrap;gap:8px}
.dry span{background:var(--bg-soft);border:1px solid var(--line);border-radius:8px;padding:4px 10px;font-size:.82rem}
.dry b{color:var(--navy)}

/* ---------- Cara kerja ---------- */
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;counter-reset:s}
.steps li{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;position:relative;counter-increment:s}
.steps li::before{content:counter(s,decimal-leading-zero);display:block;font-size:2.1rem;font-weight:800;color:var(--teal);line-height:1;margin-bottom:10px}
.steps h3{font-size:1.05rem;margin-bottom:.35em}
.steps p{font-size:.92rem;color:var(--ink-2);margin:0}
.steps .free{position:absolute;top:18px;right:18px;background:var(--kca);color:var(--navy);font-size:.7rem;font-weight:800;padding:3px 9px;border-radius:999px;text-transform:uppercase;letter-spacing:.05em}

/* ---------- Jaminan & kenapa ---------- */
.guar{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-bottom:64px}
.guar div{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:20px}
.guar svg{width:30px;height:30px;color:var(--kca);margin-bottom:10px}
.guar h3{font-size:1rem}
.guar p{font-size:.86rem;margin:0;color:#c3d6ea}
.why{display:grid;grid-template-columns:repeat(3,1fr);gap:28px 36px}
.why h3{font-size:1.05rem;display:flex;gap:10px;align-items:center}
.why h3::before{content:"";width:10px;height:10px;border-radius:3px;background:var(--kca);flex:none}
.why p{font-size:.93rem;color:#c3d6ea;margin:0}
.why .hl{grid-column:span 1;background:var(--kca);color:var(--navy);border-radius:var(--radius);padding:22px}
.why .hl h3{color:var(--navy)}
.why .hl h3::before{background:var(--navy)}
.why .hl p{color:var(--navy)}
.section--dark .quote{color:#fff}

/* ---------- Portofolio ---------- */
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}
.filters button{font-family:inherit;font-weight:700;font-size:.88rem;padding:8px 16px;border-radius:999px;border:1.5px solid var(--line);background:#fff;cursor:pointer;color:var(--ink-2)}
.filters button[aria-pressed="true"]{background:var(--navy);color:#fff;border-color:var(--navy)}
.proj-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:20px}
.proj{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.proj[hidden]{display:none}
.proj .trio{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;background:var(--line)}
.proj figure{margin:0;position:relative;cursor:zoom-in}
.proj figure img{aspect-ratio:1/1;object-fit:cover;width:100%;transition:opacity .2s}
.proj figure:hover img{opacity:.88}
.proj figcaption{position:absolute;left:6px;bottom:6px;font-size:.65rem;font-weight:800;text-transform:uppercase;letter-spacing:.05em;background:rgba(6,42,77,.82);color:#fff;padding:2px 7px;border-radius:999px}
.proj figure:last-child figcaption{background:var(--kca);color:var(--navy)}
.proj .info{padding:14px 18px;display:flex;justify-content:space-between;align-items:center;gap:10px}
.proj h3{font-size:1rem;margin:0}
.lightbox{position:fixed;inset:0;background:rgba(3,18,33,.92);display:none;align-items:center;justify-content:center;z-index:200;padding:24px}
.lightbox.open{display:flex}
.lightbox img{max-height:84vh;width:auto;border-radius:10px}
.lightbox p{color:#fff;text-align:center;margin-top:10px;font-weight:600}
.lightbox button{position:absolute;top:16px;right:16px;background:#fff;border:0;border-radius:50%;width:42px;height:42px;font-size:1.4rem;cursor:pointer}

/* ---------- Klien ---------- */
.clients{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px;list-style:none;padding:0;margin:0}
.clients li{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px;font-weight:700;color:var(--navy);font-size:.9rem;display:flex;align-items:center;gap:10px;min-height:64px}
.clients li::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--teal);flex:none}

/* ---------- FAQ ---------- */
.faq{max-width:860px}
.faq details{border-bottom:1px solid var(--line);padding:4px 0}
.faq summary{cursor:pointer;list-style:none;padding:16px 36px 16px 0;font-weight:700;color:var(--navy);position:relative;font-size:1.02rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:12px;font-size:1.5rem;color:var(--teal);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{color:var(--ink-2);margin:0 0 16px}

/* ---------- Kontak ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.contact-list{list-style:none;padding:0;margin:0 0 20px}
.contact-list li{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.12)}
.contact-list svg{width:22px;height:22px;color:var(--kca);flex:none;margin-top:3px}
.contact-list b{display:block;color:#fff;font-size:.9rem}
.contact-list span,.contact-list a{color:#c3d6ea;font-size:.93rem;text-decoration:none}
.area{display:flex;flex-wrap:wrap;gap:6px;margin:14px 0 6px}
.area span{background:rgba(255,255,255,.1);border-radius:999px;padding:4px 12px;font-size:.82rem;color:#fff}
form.wa-form{background:#fff;color:var(--ink);border-radius:18px;padding:28px;box-shadow:var(--shadow-lg)}
.wa-form h3{margin-top:0;color:var(--navy)}
.wa-form label{display:block;font-size:.82rem;font-weight:700;margin:12px 0 5px;color:var(--navy)}
.wa-form input,.wa-form select,.wa-form textarea{width:100%;font-family:inherit;font-size:.95rem;padding:11px 13px;border:1.5px solid var(--line);border-radius:10px;background:#fff;color:var(--ink)}
.wa-form input:focus,.wa-form select:focus,.wa-form textarea:focus{outline:none;border-color:var(--ocean);box-shadow:0 0 0 3px rgba(13,92,158,.15)}
.wa-form .row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.wa-form button{width:100%;margin-top:18px}
.wa-form small{display:block;margin-top:10px;color:var(--ink-2);font-size:.78rem;text-align:center}

/* ---------- Footer & WA ---------- */
footer{background:#031a30;color:#8ea8c2;padding:36px 0;font-size:.85rem}
.foot{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;align-items:center}
.foot img{height:34px;background:#fff;border-radius:8px;padding:4px 8px}
.foot a{color:#c3d6ea}
.wa-float{position:fixed;right:18px;bottom:18px;z-index:60;width:58px;height:58px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.25);transition:transform .15s}
.wa-float:hover{transform:scale(1.07)}
.wa-float svg{width:30px;height:30px;color:#fff}

/* ---------- Responsif ---------- */
@media (max-width:1024px){
  .guar{grid-template-columns:repeat(3,1fr)}
  .why{grid-template-columns:1fr 1fr}
  .header-kca span{display:none}
}
@media (max-width:860px){
  .section{padding:64px 0}
  .hero{padding:44px 0 110px}
  .hero-grid,.about-grid,.panel-grid,.contact-grid{grid-template-columns:1fr;gap:32px}
  .trust{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .spec .body{grid-template-columns:1fr}
  .brand-text span{display:none}
  .header-cta{display:none}
}
@media (max-width:560px){
  :root{--header-h:60px}
  .brand img{height:32px}
  .brand-text strong{font-size:.85rem}
  .header-kca{padding-left:10px}
  .header-kca img{height:28px}
  .steps,.sys,.program,.coat-list,.why,.wa-form .row{grid-template-columns:1fr}
  .guar{grid-template-columns:1fr 1fr}
  .proj-grid{grid-template-columns:1fr}
  .hero-cta .btn{flex:1}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}

/* Portofolio: slider sebelum/sesudah per proyek (sama dengan hero) */
.proj .ba{border:0;border-radius:0;box-shadow:none;aspect-ratio:4/3}
.proj .ba-handle::after{width:38px;height:38px}

/* Galeri foto proses pengerjaan (di bagian Cara Kerja) */
.gallery-h{margin:48px 0 16px}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
.gallery figure{margin:0;cursor:zoom-in}
.gallery img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:12px;transition:opacity .2s}
.gallery figure:hover img{opacity:.88}
.gallery figcaption{font-size:.8rem;color:var(--ink-2);margin-top:6px;line-height:1.35}
@media (max-width:560px){.gallery{grid-template-columns:1fr 1fr;gap:10px}.gallery figcaption{font-size:.74rem}}

/* Galeri proses: 4 foto pilihan, susunan 2x2 (menggantikan aturan .gallery sebelumnya) */
.gallery{grid-template-columns:1fr 1fr;gap:16px}
.gallery figure{position:relative;border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
.gallery img{aspect-ratio:3/2;border-radius:0}
.gallery figcaption{position:absolute;left:0;right:0;bottom:0;margin:0;padding:28px 16px 12px;font-size:.92rem;font-weight:700;color:#fff;background:linear-gradient(to top,rgba(6,42,77,.85),rgba(6,42,77,0))}
@media (max-width:560px){.gallery{grid-template-columns:1fr 1fr;gap:8px}.gallery figcaption{font-size:.72rem;padding:18px 8px 6px}}
.gallery{max-width:920px;margin-inline:auto}.gallery-h{text-align:center}