/* Kronos — wa.kronosinfra.com public homepage */

:root{
  --ink:#0E1726; --body:#3E4756; --mut:#5D6675;
  --navy:#0F2B4C; --navy-dk:#0A1F38; --soft:#EEF3F9;
  --band:#F7F6F2; --line:#E5E2D9; --gold:#C9A86A; --wa:#1FA855;
  --font:"Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"Geist Mono",ui-monospace,monospace;
  --pad:clamp(1.1rem,5vw,4rem); --wrap:1140px; --r:16px;
  --sh:0 1px 2px rgba(14,23,38,.05),0 12px 32px rgba(14,23,38,.07);
  --sh-lg:0 24px 60px rgba(14,23,38,.13);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);color:var(--body);background:#fff;font-size:17px;
  line-height:1.62;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{color:var(--ink);font-weight:800;letter-spacing:-.025em;line-height:1.13;margin:0 0 .6em}
h1{font-size:clamp(1.95rem,3.6vw,3.05rem)}
h2{font-size:clamp(1.7rem,3.4vw,2.5rem)}
h3{font-size:1.1rem;letter-spacing:-.01em}
p{margin:0 0 1.05em}
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--pad)}
.center{text-align:center}
.sec{padding:clamp(3.2rem,7vw,6rem) 0}
.band{padding:clamp(3.2rem,7vw,6rem) 0;background:var(--band);border-block:1px solid var(--line)}
.kicker{font-family:var(--mono);font-size:.69rem;font-weight:500;letter-spacing:.16em;
  text-transform:uppercase;color:var(--gold);margin:0 0 .85rem}
.sub{color:var(--mut);max-width:60ch;margin-inline:auto;font-size:1.04rem}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;background:var(--navy);
  color:#fff;font-weight:700;padding:.72rem 1.3rem;border-radius:999px;border:1px solid var(--navy);
  font-size:.94rem;cursor:pointer;transition:transform .15s,background .15s;font-family:inherit}
.btn:hover{background:var(--navy-dk);transform:translateY(-1px);color:#fff}
.btn-lg{padding:.95rem 1.75rem;font-size:1rem}
.btn-sm{padding:.5rem 1rem;font-size:.86rem}
.btn-wa{background:var(--wa);border-color:var(--wa)}
.btn-wa:hover{background:#178c46;border-color:#178c46}
.btn-ghost{background:transparent;color:var(--navy);border-color:var(--line)}
.btn-ghost:hover{background:var(--soft);color:var(--navy)}
.btn-full{width:100%}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;transition:border-color .2s}
.nav.stuck{border-bottom-color:var(--line)}
.nav-in{display:flex;align-items:center;gap:1.4rem;height:66px}
.brand{display:flex;align-items:center;gap:.55rem;font-weight:800;color:var(--ink);letter-spacing:-.02em}
.brand-mark{width:30px;height:30px;border-radius:9px;background:var(--navy);color:#fff;display:grid;
  place-items:center;font-size:.95rem;font-weight:800}
.brand-name{font-size:1.1rem}
.nav-links{display:flex;gap:1.5rem;margin-left:auto}
.nav-links a{font-size:.91rem;font-weight:600;color:var(--mut)}
.nav-links a:hover{color:var(--navy)}
.nav-cta{display:flex;gap:.5rem;align-items:center}

/* hero */
.hero{padding:clamp(2.4rem,5vw,4.5rem) 0 clamp(2.8rem,6vw,5rem);
  background:radial-gradient(950px 400px at 80% -10%,var(--soft),transparent 60%)}
.hero-in{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(2rem,4vw,3.4rem);align-items:center}
.lede{font-size:1.08rem;max-width:54ch}
.hero-cta{display:flex;flex-wrap:wrap;gap:.7rem;margin:1.5rem 0 1.2rem}
.trust{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.45rem .9rem;
  font-size:.84rem;color:var(--mut)}
.trust li{display:flex;align-items:center;gap:.4rem}
.trust li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--wa)}

.phone{background:#0B1A2E;border-radius:26px;padding:.5rem;box-shadow:var(--sh-lg);max-width:320px;
  margin-inline:auto;width:100%}
.phone-top{background:var(--navy-dk);color:#fff;border-radius:20px 20px 0 0;padding:.72rem .9rem;
  font-size:.8rem;font-weight:700;display:flex;align-items:center;gap:.45rem}
.phone-top em{font-style:normal;font-weight:400;opacity:.6;font-size:.72rem}
.phone-top .dot{width:8px;height:8px;border-radius:50%;background:var(--wa);flex:none}
.phone-body{background:#EDE6DD;border-radius:0 0 20px 20px;padding:.8rem;display:flex;
  flex-direction:column;gap:.45rem}
.bub{background:#fff;border-radius:12px;padding:.55rem .7rem;font-size:.79rem;line-height:1.5;
  color:#16202E;max-width:88%;box-shadow:0 1px 1px rgba(0,0,0,.07)}
.bub.out{background:#DCF8C6;align-self:flex-end}
.bub .t{display:block;font-size:.61rem;color:#7A8697;text-align:right;margin-top:.22rem}
.qr-row{display:flex;flex-wrap:wrap;gap:.3rem}
.qr{background:#fff;border:1px solid #D3DBE4;color:#1A6FCB;border-radius:999px;padding:.28rem .58rem;
  font-size:.69rem;font-weight:600}
.mock-note{font-size:.71rem;color:var(--mut);text-align:center;margin:.7rem 0 0}

/* logos / who */
.who{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:center;margin-top:1.8rem}
.who span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:.42rem .95rem;
  font-size:.85rem;font-weight:600;color:var(--mut)}

/* feature grid */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:2.4rem}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1.4rem}
.card .ic{width:38px;height:38px;border-radius:11px;background:var(--soft);color:var(--navy);
  display:grid;place-items:center;font-size:1.05rem;margin-bottom:.85rem}
.card h3{margin:0 0 .35rem}
.card p{font-size:.91rem;color:var(--mut);margin:0}

/* steps */
.steps{list-style:none;counter-reset:s;margin:2.4rem auto 0;padding:0;max-width:760px;
  display:flex;flex-direction:column;gap:.85rem}
.steps li{display:flex;gap:1rem;background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:1.25rem 1.4rem}
.sn{flex:none;width:32px;height:32px;border-radius:10px;background:var(--navy);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:.9rem}
.steps h3{margin:0 0 .25rem}
.steps p{margin:0;font-size:.91rem;color:var(--mut)}

/* pricing */
.plans{display:grid;grid-template-columns:repeat(4,1fr);gap:.9rem;margin-top:2.4rem;align-items:stretch}
.plan{background:#fff;border:1px solid var(--line);border-radius:18px;padding:1.5rem 1.3rem;
  display:flex;flex-direction:column;position:relative}
.plan.pop{border:2px solid var(--navy);box-shadow:var(--sh-lg)}
.plan .tag{position:absolute;top:-11px;left:50%;transform:translateX(-50%);background:var(--navy);
  color:#fff;font-size:.66rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
  padding:.28rem .7rem;border-radius:999px;white-space:nowrap}
.plan h3{font-size:1.02rem;margin:0 0 .5rem;text-transform:uppercase;letter-spacing:.06em;
  font-size:.78rem;color:var(--mut);font-family:var(--mono);font-weight:500}
.amt{display:flex;align-items:baseline;gap:.25rem;margin-bottom:.15rem}
.amt b{font-size:2.05rem;font-weight:800;color:var(--ink);letter-spacing:-.03em;line-height:1}
.amt span{font-size:.82rem;color:var(--mut)}
.yr{font-size:.78rem;color:var(--mut);margin:0 0 1rem;min-height:1.2em}
.plan ul{list-style:none;margin:0 0 1.2rem;padding:0;display:flex;flex-direction:column;gap:.42rem;
  font-size:.86rem;flex:1}
.plan li{display:flex;gap:.5rem;align-items:flex-start;color:var(--body)}
.plan li i{flex:none;font-style:normal;font-weight:800;line-height:1.5}
.plan li.yes i{color:var(--wa)}
.plan li.no{color:#9AA3B0}
.plan li.no i{color:#C8CEd8}
.mcharge{display:block;font-size:.72rem;line-height:1.45;color:var(--mut);text-decoration:underline;
  text-underline-offset:2px;margin:-.35rem 0 .8rem}
.mcharge:hover{color:var(--navy)}
.meta-note{text-align:center;font-size:.85rem;color:var(--mut);margin-top:1.5rem}
.meta-note a{color:var(--navy);text-decoration:underline}

/* markup band */
.dark{background:var(--navy);color:rgba(255,255,255,.82);padding:clamp(3rem,7vw,5.5rem) 0}
.dark h2{color:#fff}
.dark-in{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,4vw,3.4rem);align-items:center}
.dark p{color:rgba(255,255,255,.78)}
.dark strong{color:#fff}
.compare{background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r);padding:.4rem .4rem .1rem}
.crow{display:grid;grid-template-columns:1.2fr .9fr .75fr;gap:.5rem;padding:.65rem .75rem;
  font-size:.84rem;border-bottom:1px solid rgba(255,255,255,.09)}
.crow:last-of-type{border-bottom:0}
.crow.head{font-family:var(--mono);font-size:.64rem;letter-spacing:.11em;text-transform:uppercase;
  color:rgba(255,255,255,.5)}
.crow span:first-child{color:rgba(255,255,255,.66)}
.crow span:nth-child(3){font-weight:700;color:#fff}
.good{color:#7FE0A6!important}
.bad{color:#F0A99B}
.cnote{font-size:.71rem;color:rgba(255,255,255,.45);padding:.55rem .75rem 1rem;margin:0;line-height:1.5}

/* faq */
details{border-bottom:1px solid var(--line);padding:1.05rem 0}
details:first-of-type{border-top:1px solid var(--line);margin-top:2.4rem}
summary{cursor:pointer;font-weight:700;color:var(--ink);font-size:1rem;list-style:none;
  display:flex;justify-content:space-between;gap:1rem;align-items:center}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--gold);font-weight:800;font-size:1.25rem;flex:none;line-height:1}
details[open] summary::after{content:"–"}
details p{margin:.75rem 0 0;font-size:.93rem;color:var(--mut)}

/* cta */
.cta{background:var(--navy-dk);color:#fff;padding:clamp(3rem,7vw,5rem) 0;text-align:center}
.cta h2{color:#fff;margin-bottom:.5rem}
.cta p{color:rgba(255,255,255,.75);max-width:52ch;margin-inline:auto}
.cta .btn{margin-top:1.2rem}

/* footer */
.foot{background:var(--ink);color:rgba(255,255,255,.6);padding:2.8rem 0 1.4rem;font-size:.87rem}
.foot .brand{color:#fff;margin-bottom:.7rem}
.foot-in{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:2rem}
.foot p{font-size:.82rem;line-height:1.6;margin:0}
.foot-col{display:flex;flex-direction:column;gap:.45rem}
.foot a:hover{color:#fff}
.foot-legal{display:flex;justify-content:space-between;gap:1.4rem;flex-wrap:wrap;margin-top:2.2rem;
  padding-top:1.15rem;border-top:1px solid rgba(255,255,255,.1);font-size:.71rem;
  color:rgba(255,255,255,.4)}
.sticky{display:none}

@media (max-width:960px){
  .hero-in,.dark-in{grid-template-columns:1fr}
  .grid{grid-template-columns:1fr 1fr}
  .plans{grid-template-columns:1fr 1fr}
  .foot-in{grid-template-columns:1fr 1fr}
}
@media (max-width:700px){
  body{font-size:16px;padding-bottom:4.4rem}
  .nav-links{display:none}
  .grid,.plans,.foot-in{grid-template-columns:1fr}
  .phone{max-width:265px}
  .crow{grid-template-columns:1fr;gap:.12rem;padding:.65rem .75rem}
  .crow.head{display:none}
  .crow span:first-child{font-weight:700;color:rgba(255,255,255,.9)}
  .crow span:nth-child(2)::before{content:"Others: ";opacity:.55}
  .crow span:nth-child(3)::before{content:"Kronos: ";opacity:.55;font-weight:400}
  .sticky{display:flex;position:fixed;left:1rem;right:1rem;bottom:1rem;z-index:60;background:var(--wa);
    color:#fff;font-weight:700;font-size:.94rem;border-radius:999px;padding:.85rem;align-items:center;
    justify-content:center;box-shadow:0 8px 24px rgba(31,168,85,.4)}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn:hover{transform:none}}