/* =========================================================
   Keshav Cement — design system
   Black and white (as the brand logo), Keshav-bag yellow as the one accent.
   ========================================================= */
@view-transition { navigation: auto; }

:root{
  --bg:#fcfaf7; --bg-2:#f6f2ec; --surface:#ffffff; --surface-2:#fdfbf8;
  --ink:#1f1b17; --ink-2:#463f39; --muted:#6f665e; --line:#ebe5dc; --line-2:#f2ece4;
  --accent:#b5552f; --hi:#b5552f; --hi-2:#e9a989; --accent-soft:rgba(196,100,60,.14);
  --green:#29544a; --green-2:#eef5f1; --blue:#355a7d; --blue-2:#eef3f8; --sage:#507a5f; --peach:#fdf2ea; --sand:#f6f2ec;
  --dark:#23352f; --on-dark:#f3f0ea;
  --ok:#3f7d5a; --warn:#b98a3e; --bad:#b0533f;
  --serif:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --max:1200px; --pad:clamp(18px,4vw,40px); --r:14px;
  --ease:cubic-bezier(.16,1,.3,1);
  color-scheme:light;
}*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-padding-top:90px}
body{background:var(--bg);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden;animation:pagein .5s ease}
@keyframes pagein{from{opacity:0}}
a{color:inherit;text-decoration:none}
img,svg,canvas{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit}
::selection{background:var(--hi-2);color:#2a2622}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
.mono,.eyebrow{font-size:12.5px;font-weight:600;letter-spacing:.08em;text-transform:uppercase}
.eyebrow{color:var(--accent);display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:18px;height:1.5px;background:var(--hi)}
.muted{color:var(--muted)}
.accent{color:var(--ink)}
.hl{background:linear-gradient(transparent 62%,var(--hi) 62%,var(--hi) 92%,transparent 92%)}

/* type */
.d1,.d2,.d3,.d4{font-family:var(--font);font-weight:600;color:var(--ink)}
.d1{font-size:clamp(36px,5.2vw,68px);line-height:1.06;letter-spacing:-.035em}
.d2{font-size:clamp(28px,3.4vw,44px);line-height:1.12;letter-spacing:-.03em}
.d3{font-size:clamp(22px,2.2vw,28px);line-height:1.22;letter-spacing:-.02em}
.d4{font-size:clamp(18px,1.5vw,20px);line-height:1.35;letter-spacing:-.01em}
.d1 em,.d2 em,.d3 em{font-style:normal;color:inherit}
.lead{font-size:clamp(16.5px,1.3vw,18.5px);line-height:1.65;color:var(--ink-2);max-width:62ch}

/* layout */
.sec{padding:clamp(72px,9vw,128px) 0}
.sec-sm{padding:clamp(48px,6vw,80px) 0}
.head{display:flex;justify-content:space-between;align-items:end;gap:24px;flex-wrap:wrap;margin-bottom:clamp(32px,4vw,52px)}
.head .eyebrow{margin-bottom:14px}
.rule{height:1px;background:var(--line)}

/* buttons — yellow sweep on hover */
.btn{--h:48px;position:relative;overflow:hidden;isolation:isolate;display:inline-flex;align-items:center;justify-content:center;gap:10px;height:var(--h);padding:0 24px;border-radius:999px;border:1px solid var(--accent);background:var(--accent);color:#fff;font-weight:600;font-size:15px;cursor:pointer;transition:color .35s,border-color .35s,transform .2s;white-space:nowrap}
.btn::before{content:"";position:absolute;inset:0;background:#94431f;transform:translateX(-101%);transition:transform .45s var(--ease);z-index:-1}
.btn:hover{color:#fff;border-color:#94431f}
.btn:hover::before{transform:none}
.btn:active{transform:scale(.98)}
.btn.line{background:transparent;color:var(--ink);border-color:var(--line)}.btn.line::before{background:var(--bg-2)}.btn.line:hover{color:var(--ink);border-color:var(--ink-2)}
.btn.accent{background:var(--hi);border-color:var(--hi);color:#fff}
.btn.accent::before{background:var(--ink)}
.btn.accent:hover{color:#fff;border-color:var(--ink)}
.btn.light{background:#faf7f2;color:#2a2622;border-color:#faf7f2}.btn.light::before{background:#efe6d9}.btn.light:hover{color:#2a2622;border-color:#efe6d9}
.btn.ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}.btn.ghost-light::before{background:rgba(255,255,255,.14)}.btn.ghost-light:hover{color:#fff;border-color:#fff}
.btn.sm{--h:40px;padding:0 16px;font-size:14px}
.arr{transition:transform .35s var(--ease)}
.btn:hover .arr,.link:hover .arr{transform:translateX(4px)}
.link{display:inline-flex;gap:6px;align-items:center;font-weight:500;padding-bottom:3px;background:linear-gradient(var(--hi),var(--hi)) left bottom/100% 1.5px no-repeat;transition:color .3s}
.link:hover{color:var(--hi)}

/* ======== animation utilities ======== */
[data-r]{opacity:0;transform:translateY(24px);transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:var(--dl,0s)}
[data-r].in{opacity:1;transform:none}
.split .w{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.08em;margin-bottom:-.08em}
.split .w>span{display:inline-block;transform:translateY(110%);transition:transform .95s var(--ease);transition-delay:calc(var(--i) * 55ms + var(--dl,0s))}
.split.in .w>span{transform:none}
[data-clip]{clip-path:inset(0 0 100% 0);transition:clip-path 1.3s var(--ease)}
[data-clip].in,.in [data-clip]{clip-path:inset(0 0 0 0)}
.sprog{position:fixed;left:0;top:0;height:3px;width:100%;background:var(--hi);transform-origin:left;transform:scaleX(0);z-index:1001}
.ticker{background:var(--green);color:#e6efe9;overflow:hidden;white-space:nowrap;padding:15px 0;border-bottom:1px solid var(--line)}
.ticker .t{display:inline-flex;animation:tick 40s linear infinite}
.ticker span{display:inline-flex;align-items:center;gap:28px;padding-right:28px;font-size:13.5px;font-weight:500;letter-spacing:.08em;text-transform:uppercase}
.ticker span::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--hi-2)}
@keyframes tick{to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){[data-r],.split .w>span,[data-clip]{opacity:1!important;transform:none!important;clip-path:none!important;transition:none!important}.ticker .t{animation:none}body{animation:none}}

/* ======== header ======== */
.topbar{background:var(--dark);color:var(--on-dark);font-size:12.5px}
.topbar .wrap{display:flex;gap:22px;align-items:center;height:34px}
.topbar a{opacity:.75;transition:opacity .2s;white-space:nowrap}
.topbar a:hover{opacity:1}
.topbar .r{margin-left:auto;display:flex;gap:22px}
@media (max-width:700px){.topbar .hide-sm{display:none}}
.hdr{position:sticky;top:0;z-index:900;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line);transition:transform .45s var(--ease)}
.hdr.hide{transform:translateY(-100%)}
.hdr .wrap{display:flex;align-items:center;height:72px;gap:30px}
.logo{display:block;flex:none}
.logo img{height:40px;width:auto;display:block}
.nav{display:flex;gap:22px;margin-left:auto}
.nav a{font-size:15px;font-weight:500;color:var(--ink-2);position:relative;padding:6px 0;transition:color .2s}
.nav a:hover,.nav a.cur{color:var(--ink)}
.nav a::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:1.5px;background:var(--hi);transform:scaleX(0);transform-origin:left;transition:transform .4s var(--ease)}
.nav a:hover::after,.nav a.cur::after{transform:scaleX(1)}
.burger{display:none;margin-left:auto;width:42px;height:42px;border:1px solid var(--line);background:none;border-radius:var(--r);cursor:pointer;place-items:center}
.burger svg{width:18px;height:18px}
@media (max-width:1000px){.nav,.hdr .btn{display:none}.burger{display:grid}}
.mnav{position:fixed;inset:0;z-index:950;background:var(--dark);color:#fff;padding:96px var(--pad) 40px;overflow-y:auto;clip-path:circle(0 at calc(100% - 44px) 52px);transition:clip-path .7s var(--ease);visibility:hidden}
.mnav.open{clip-path:circle(150% at calc(100% - 44px) 52px);visibility:visible}
.mnav a{display:block;font-size:26px;font-weight:500;padding:8px 0;border-bottom:1px solid rgba(255,255,255,.1);transition:color .2s,padding .3s var(--ease)}
.mnav a:hover{color:var(--hi-2);padding-left:8px}
.mnav .x{position:absolute;right:var(--pad);top:22px;width:42px;height:42px;border:1px solid #333;color:#fff;background:none;border-radius:var(--r);cursor:pointer;display:grid;place-items:center}

/* ======== footer ======== */
.ftr{background:var(--dark);color:var(--on-dark);padding:72px 0 28px;position:relative}
.ftr::before{content:none}
.ftr .top{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:32px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.1)}
@media (max-width:860px){.ftr .top{grid-template-columns:1fr 1fr}}
.ftr .top a.flogo{display:inline-block;background:#fff;padding:8px 10px;border-radius:6px;opacity:1;width:auto}.ftr .flogo img{height:42px;width:auto}.ftr .fc{margin-top:14px;font-size:14px;line-height:1.8;opacity:.8}.ftr .top .fc a{display:inline;padding:0}
.ftr address{font-style:normal;opacity:.7;font-size:14.5px;line-height:1.7;margin-top:20px;max-width:34ch}
.ftr h5{font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--hi-2);margin-bottom:14px}
.ftr .top a{display:block;padding:4px 0;opacity:.8;font-size:14.5px;transition:opacity .2s,transform .3s var(--ease)}
.ftr .top a:hover{opacity:1;transform:translateX(3px)}
.ftr .bot{display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;align-items:center;padding-top:22px;font-size:12.5px;opacity:.6}
.ftr .theme{background:none;border:1px solid rgba(255,255,255,.2);color:inherit;border-radius:var(--r);padding:4px 12px;cursor:pointer;font-size:12.5px}

/* ======== page hero (inner pages) ======== */
.phero{padding:clamp(56px,8vw,104px) 0 clamp(36px,5vw,60px);position:relative}
.phero .eyebrow{margin-bottom:18px}
.phero .d1{max-width:16ch}
.phero .lead{margin-top:22px}
.phero::after{content:"";position:absolute;left:var(--pad);bottom:0;width:56px;height:1.5px;background:var(--hi);transform-origin:left;animation:grow 1.2s .3s var(--ease) both}
@media (min-width:1280px){.phero::after{left:calc((100% - var(--max)) / 2 + var(--pad))}}
@keyframes grow{from{transform:scaleX(0)}}

/* ======== components ======== */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:clamp(22px,2.4vw,32px)}
.chip{display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;border:1px solid var(--line);background:var(--surface);font-size:14px;cursor:pointer;transition:all .25s;white-space:nowrap}
.chip:hover{border-color:var(--ink)}
.chip.on{background:var(--green);color:#fff;border-color:var(--green)}
.tag{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-2)}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:18px}
.field>label{font-size:13.5px;font-weight:500;color:var(--ink-2);display:flex;justify-content:space-between;gap:8px}
.field>label em{font-style:normal;color:var(--muted);font-weight:400}
.inp{width:100%;height:48px;padding:0 14px;border-radius:var(--r);border:1px solid var(--line);background:var(--surface);font-size:15.5px;outline:none;transition:border-color .2s,box-shadow .2s}
textarea.inp{height:auto;min-height:120px;padding:12px 14px;resize:vertical}
select.inp{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236f6f6f' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:36px}
.inp:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.inp.err{border-color:var(--bad)}
.ferr{font-size:12.5px;color:var(--bad)}
.ferr:empty{display:none}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
.row3{display:grid;grid-template-columns:repeat(3,1fr);gap:0 16px}
@media (max-width:620px){.row2,.row3{grid-template-columns:1fr}}
.seg{display:inline-flex;padding:3px;border-radius:var(--r);background:var(--bg-2);gap:2px}
.seg button{border:0;background:none;padding:7px 14px;border-radius:var(--r);font-size:14px;font-weight:500;color:var(--muted);cursor:pointer;transition:all .25s}
.seg button.on{background:var(--green);color:#fff}

/* photo slot — black & white, colour on hover */
.photo{position:relative;overflow:hidden;border-radius:var(--r);background:var(--bg-2);aspect-ratio:4/3}
.photo img{width:100%;height:100%;object-fit:cover;transition:transform 1.4s var(--ease)}
.photo:hover img{transform:scale(1.04)}
.photo .ph{position:absolute;inset:0;display:none;flex-direction:column;align-items:center;justify-content:center;gap:8px;text-align:center;padding:16px;border:1px dashed var(--line);border-radius:inherit;color:var(--muted);font-size:13px}
.photo .ph svg{width:26px;height:26px;opacity:.6}
.photo .ph code{font-size:11px;word-break:break-all;opacity:.8}
.photo.empty .ph{display:flex}
.photo.empty img{display:none}

/* accordion */
.acc{border-top:1px solid var(--line)}
.acc details{border-bottom:1px solid var(--line)}
.acc summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 0;font-size:17px;font-weight:500;cursor:pointer}
.acc summary::-webkit-details-marker{display:none}
.acc summary i{flex:none;width:26px;height:26px;border-radius:50%;background:var(--bg-2);position:relative;transition:background .3s,transform .4s var(--ease)}
.acc summary i::before,.acc summary i::after{content:"";position:absolute;left:7px;right:7px;top:50%;height:1.5px;background:currentColor;transition:transform .35s var(--ease)}
.acc summary i::after{transform:rotate(90deg)}
.acc details[open] summary i{background:var(--accent);color:#fff;transform:rotate(180deg)}
.acc details[open] summary i::after{transform:rotate(0)}
.acc .ans{padding:0 40px 22px 0;color:var(--ink-2);max-width:72ch}

/* toast */
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,30px);opacity:0;z-index:3000;background:var(--ink);color:var(--bg);padding:12px 18px;border-radius:var(--r);font-size:14px;transition:all .4s var(--ease);pointer-events:none;}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* process animation band */
.process{background:var(--dark);color:var(--on-dark);padding:28px 0 20px;overflow:hidden}
.process .scroller{overflow-x:auto;scrollbar-width:none}
.process svg{min-width:880px;width:100%;height:auto}
.process .cap{display:flex;justify-content:space-between;gap:16px;font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;font-weight:600;color:#a79c90;margin-bottom:8px}
.process .cap span:first-child{color:var(--hi-2)}

@media print{.topbar,.hdr,.ftr,.noprint,.sprog{display:none!important}body{background:#fff;color:#000}}

/* ======== usability helpers ======== */
.totop{position:fixed;right:20px;bottom:20px;z-index:800;width:46px;height:46px;border-radius:50%;border:0;background:var(--green);color:#fff;font-size:18px;cursor:pointer;box-shadow:0 8px 20px -8px rgba(35,53,47,.5);opacity:0;transform:translateY(12px);pointer-events:none;transition:opacity .3s,transform .4s var(--ease)}
.totop.show{opacity:1;transform:none;pointer-events:auto}
.callbar{display:none}
@media (max-width:700px){
  .callbar{display:grid;grid-template-columns:1fr 1fr;gap:8px;position:fixed;left:0;right:0;bottom:0;z-index:850;padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:var(--surface);border-top:1px solid var(--line);box-shadow:0 -8px 24px -12px rgba(0,0,0,.2)}
  .callbar a{display:flex;align-items:center;justify-content:center;gap:8px;height:46px;border-radius:999px;font-weight:600;font-size:15px}
  .callbar .c1{background:var(--accent);color:#fff}.callbar .c2{background:var(--green-2);color:var(--green)}
  body{padding-bottom:72px}.totop{bottom:86px}
}
.ic{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;flex:none}
.ic svg{width:24px;height:24px}
/* photo placeholder hint */
.photo .ph small{font-size:12px;opacity:.75}
.photo:not(.empty) .ph{display:none}
.photo.empty .ph{display:flex}