/* Pak-Everest Water BMS — public site, auth & admin theme */
:root{
  --bg:#07101f;--bg2:#0c1829;--bg3:#101f35;--card:#121e38;--bdr:#192e4e;--bdr2:#223c68;
  --acc:#00c8ff;--acc2:#005fdb;--ok:#00e676;--warn:#ffab40;--err:#ff5252;--gold:#ffd740;--pur:#b388ff;
  --txt:#deeeff;--txt2:#7a9bc4;--txt3:#3d6089;--r:14px;--r2:9px;--sh:0 10px 50px rgba(0,0,0,.5)
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,sans-serif;background:var(--bg);color:var(--txt);line-height:1.6;font-size:15px;overflow-x:hidden}
a{color:var(--acc);text-decoration:none}
img{max-width:100%}
.container{max-width:1180px;margin:0 auto;padding:0 20px}
.rajdhani{font-family:'Rajdhani',sans-serif}

/* NAVBAR */
.nav{position:sticky;top:0;z-index:100;background:rgba(7,16,31,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--bdr)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-family:'Rajdhani',sans-serif;font-weight:700;font-size:20px;color:var(--txt)}
.brand .logo{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--acc),var(--acc2));display:flex;align-items:center;justify-content:center;font-size:20px}
.brand span{color:var(--acc)}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links a{color:var(--txt2);font-size:14px;font-weight:500;transition:.2s}
.nav-links a:hover{color:var(--txt)}
.nav-cta{display:flex;gap:10px;align-items:center}
.nav-toggle{display:none;background:none;border:none;color:var(--txt);font-size:24px;cursor:pointer}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:7px;padding:11px 22px;border-radius:var(--r2);border:none;cursor:pointer;font-weight:600;font-size:14px;transition:.18s;font-family:'Inter',sans-serif;white-space:nowrap}
.btn:active{transform:scale(.97)}
.btn-primary{background:linear-gradient(135deg,var(--acc),var(--acc2));color:#fff;box-shadow:0 6px 20px rgba(0,200,255,.25)}
.btn-primary:hover{box-shadow:0 8px 28px rgba(0,200,255,.4)}
.btn-ghost{background:transparent;border:1px solid var(--bdr2);color:var(--txt2)}
.btn-ghost:hover{background:var(--bg3);color:var(--txt)}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--warn));color:#1a1200}
.btn-block{width:100%;justify-content:center}
.btn-lg{padding:14px 30px;font-size:16px}
.btn-sm{padding:7px 14px;font-size:13px}

/* HERO */
.hero{position:relative;padding:90px 0 70px;text-align:center;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 50% 0,rgba(0,200,255,.14),transparent 55%);pointer-events:none}
.hero .badge{display:inline-block;background:rgba(0,200,255,.1);border:1px solid rgba(0,200,255,.25);color:var(--acc);padding:6px 16px;border-radius:30px;font-size:13px;font-weight:600;margin-bottom:22px}
.hero h1{font-family:'Rajdhani',sans-serif;font-size:clamp(34px,6vw,58px);font-weight:700;line-height:1.08;margin-bottom:18px;letter-spacing:-.5px}
.hero h1 span{background:linear-gradient(135deg,var(--acc),var(--pur));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero p.sub{font-size:clamp(16px,2.5vw,20px);color:var(--txt2);max-width:680px;margin:0 auto 32px}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero-note{margin-top:18px;font-size:13px;color:var(--txt3)}

.dashboard-preview{margin-top:54px;border-radius:var(--r);border:1px solid var(--bdr2);box-shadow:var(--sh);overflow:hidden;background:var(--bg2);animation:floaty 6s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}

/* SECTIONS */
section{padding:70px 0}
.sec-head{text-align:center;max-width:680px;margin:0 auto 48px}
.sec-head .kicker{color:var(--acc);font-weight:700;font-size:13px;letter-spacing:2px;text-transform:uppercase}
.sec-head h2{font-family:'Rajdhani',sans-serif;font-size:clamp(28px,4vw,42px);font-weight:700;margin:10px 0 14px}
.sec-head p{color:var(--txt2);font-size:17px}

/* FEATURES GRID */
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.fcard{background:var(--card);border:1px solid var(--bdr);border-radius:var(--r);padding:26px;transition:.2s}
.fcard:hover{transform:translateY(-5px);border-color:var(--bdr2);box-shadow:var(--sh)}
.fcard .ico{width:52px;height:52px;border-radius:13px;background:var(--bg3);display:flex;align-items:center;justify-content:center;font-size:26px;margin-bottom:16px}
.fcard h3{font-family:'Rajdhani',sans-serif;font-size:20px;margin-bottom:8px}
.fcard p{color:var(--txt2);font-size:14px}

/* PRICING */
.pricing-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;align-items:stretch}
.pcard{background:var(--card);border:1px solid var(--bdr);border-radius:var(--r);padding:28px 24px;display:flex;flex-direction:column;position:relative;transition:.2s}
.pcard:hover{transform:translateY(-6px);box-shadow:var(--sh)}
.pcard.featured{border-color:var(--pur);box-shadow:0 0 0 1px var(--pur),0 12px 50px rgba(179,136,255,.2)}
.pcard .pbadge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--pur),var(--acc2));color:#fff;padding:5px 16px;border-radius:20px;font-size:12px;font-weight:700;white-space:nowrap}
.pcard h3{font-family:'Rajdhani',sans-serif;font-size:24px;margin-bottom:4px}
.pcard .price{font-family:'Rajdhani',sans-serif;font-size:38px;font-weight:700;margin:12px 0 2px}
.pcard .price small{font-size:15px;color:var(--txt3);font-weight:400}
.pcard .per{color:var(--txt3);font-size:13px;margin-bottom:18px}
.pcard ul{list-style:none;margin:14px 0 22px;flex:1}
.pcard ul li{padding:7px 0;font-size:14px;color:var(--txt2);display:flex;gap:9px;align-items:flex-start;border-bottom:1px solid rgba(255,255,255,.03)}
.pcard ul li::before{content:'✓';color:var(--ok);font-weight:700}

/* AUTH */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:40px 20px;position:relative}
.auth-wrap::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 30% 20%,rgba(0,200,255,.1),transparent 50%),radial-gradient(circle at 80% 80%,rgba(179,136,255,.08),transparent 50%);pointer-events:none}
.auth-card{width:100%;max-width:440px;background:var(--card);border:1px solid var(--bdr2);border-radius:var(--r);padding:36px 32px;box-shadow:var(--sh);position:relative;z-index:1}
.auth-card h1{font-family:'Rajdhani',sans-serif;font-size:26px;margin-bottom:6px;text-align:center}
.auth-card .muted{color:var(--txt3);text-align:center;font-size:14px;margin-bottom:24px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--txt2);margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;background:var(--bg3);border:1px solid var(--bdr);color:var(--txt);padding:12px 14px;border-radius:var(--r2);font-size:15px;font-family:'Inter',sans-serif;outline:none;transition:.15s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--acc);box-shadow:0 0 0 3px rgba(0,200,255,.12)}
.auth-foot{text-align:center;margin-top:20px;font-size:14px;color:var(--txt3)}

/* ALERTS */
.al{padding:12px 16px;border-radius:var(--r2);border:1px solid;font-size:14px;margin-bottom:18px}
.as{background:rgba(0,230,118,.08);border-color:rgba(0,230,118,.25);color:var(--ok)}
.ar{background:rgba(255,82,82,.08);border-color:rgba(255,82,82,.25);color:var(--err)}
.aw{background:rgba(255,171,64,.08);border-color:rgba(255,171,64,.25);color:var(--warn)}
.ai{background:rgba(0,200,255,.07);border-color:rgba(0,200,255,.22);color:var(--acc)}

/* FOOTER */
footer{background:var(--bg2);border-top:1px solid var(--bdr);padding:54px 0 28px;margin-top:40px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px;margin-bottom:36px}
.foot-grid h4{font-family:'Rajdhani',sans-serif;font-size:15px;text-transform:uppercase;letter-spacing:1px;color:var(--txt3);margin-bottom:14px}
.foot-grid a{display:block;color:var(--txt2);font-size:14px;padding:5px 0}
.foot-grid a:hover{color:var(--acc)}
.foot-bottom{border-top:1px solid var(--bdr);padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:var(--txt3);font-size:13px}
.pay-badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.pay-badges span{background:var(--bg3);border:1px solid var(--bdr);padding:6px 12px;border-radius:8px;font-size:12px;color:var(--txt2)}

/* STATS STRIP */
.stats-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stats-strip .stat .n{font-family:'Rajdhani',sans-serif;font-size:38px;font-weight:700;color:var(--acc)}
.stats-strip .stat .l{color:var(--txt2);font-size:14px}

/* MISC */
.text-center{text-align:center}.mt-2{margin-top:20px}.mb-2{margin-bottom:20px}
.divider{height:1px;background:var(--bdr);margin:18px 0}
.chk{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--txt2)}
.chk input{width:auto}

@media(max-width:920px){
  .grid-3,.grid-4{grid-template-columns:1fr 1fr}
  .pricing-grid{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:680px){
  .nav-links,.nav-cta .btn-ghost{display:none}
  .nav-toggle{display:block}
  .nav-links.open{display:flex;position:absolute;top:64px;left:0;right:0;flex-direction:column;background:var(--bg2);border-bottom:1px solid var(--bdr);padding:16px 20px;gap:14px}
  .grid-3,.grid-4,.grid-2,.pricing-grid,.foot-grid,.stats-strip{grid-template-columns:1fr}
}