/* ==============================================================
   PingPulse — public site (landing, pricing, register)
   Uses the colour tokens of main.css (day / night)
   ============================================================== */
body.site{background:var(--bg0);font-size:15px}
.site .w-100{width:100%}
.site-container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px}
.grad{background:linear-gradient(100deg,var(--accent),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;color:var(--accent);background:var(--adim);padding:6px 14px;border-radius:30px;letter-spacing:.2px}

/* ---------- nav ---------- */
.site-nav{position:sticky;top:0;z-index:50;background:transparent;transition:background .2s,box-shadow .2s,border-color .2s;border-bottom:1px solid transparent}
.site-nav.scrolled{background:var(--topbar-bg);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom-color:var(--bdr)}
.site-nav .site-container{display:flex;align-items:center;gap:26px;height:76px}
.site-logo{display:inline-flex;align-items:center;gap:11px;color:var(--t1);font-weight:700;font-size:20px;letter-spacing:-.3px;white-space:nowrap}
.site-logo .logo-svg{border-radius:11px;flex-shrink:0}
.site-links{display:flex;align-items:center;gap:4px}
.site-links a{color:var(--t2);font-weight:500;font-size:14px;padding:8px 14px;border-radius:10px}
.site-links a:hover,.site-links a.active{color:var(--accent);background:var(--adim)}
.site-links a.show-sm{display:none}
.site-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.site-right .icon-btn{width:44px;height:44px;border-radius:12px}
.site-toggle{display:none!important}

/* ---------- hero ---------- */
.hero{position:relative;padding:56px 0 70px;overflow:hidden}
.hero::before{content:'';position:absolute;width:720px;height:720px;right:-220px;top:-260px;border-radius:50%;background:repeating-radial-gradient(circle,var(--adim) 0 2px,transparent 2px 24px);pointer-events:none}
.hero::after{content:'';position:absolute;width:520px;height:520px;left:-240px;bottom:-280px;border-radius:50%;background:repeating-radial-gradient(circle,var(--cdim) 0 2px,transparent 2px 24px);pointer-events:none}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:56px;align-items:center}
.hero-grid>*,.price-grid>*,.feat-grid>*,.facts-grid>*{min-width:0}
.hero h1{font-size:54px;line-height:1.08;letter-spacing:-1.6px;font-weight:700;margin:20px 0 18px}
.hero .lead{font-size:17px;color:var(--t2);max-width:540px;line-height:1.7}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0 22px}
.hero-cta .btn-lg{padding:16px 28px;border-radius:14px;font-weight:600}
.hero-trust{list-style:none;display:flex;flex-wrap:wrap;gap:8px 22px;color:var(--t2);font-size:13.5px}
.hero-trust i{color:var(--green);margin-right:6px}

.hero-visual{position:relative}
.mock{background:var(--bg2);border:1px solid var(--bdr);border-radius:24px;padding:22px;box-shadow:var(--shadow-lg);transform:rotate(-1deg)}
.mock-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px}
.mock-head b{display:block;font-size:15px}.mock-head small{color:var(--t3);font-size:11.5px}
.mock-head .badge{display:inline-flex;align-items:center;gap:6px}
.mock-uptime{display:flex;align-items:flex-end;gap:16px;background:var(--bg3);border-radius:16px;padding:14px 16px;margin-bottom:12px}
.mock-uptime small{display:block;color:var(--t3);font-size:11.5px}.mock-uptime b{font-size:28px;letter-spacing:-.5px;color:var(--green)}
.mock-uptime svg{flex:1;height:60px}
.mock-row{display:grid;grid-template-columns:12px 1fr auto 52px;gap:12px;align-items:center;padding:11px 4px;border-bottom:1px solid var(--bdr)}
.mock-row:last-child{border-bottom:0}
.mock-row b{display:block;font-size:13.5px;font-weight:600}.mock-row small{color:var(--t3);font-size:11px}
.mock-row .dot{width:10px;height:10px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px var(--gdim)}
.mock-row .dot.warn{background:var(--yellow);box-shadow:0 0 0 4px var(--ydim)}
.mock-bars{display:flex;gap:3px}.mock-bars i{width:5px;height:20px;border-radius:3px;background:var(--green);opacity:.85}.mock-bars i.w{background:var(--yellow)}
.mock-ms{font-family:var(--mono);font-size:12px;color:var(--t2);text-align:right}
.mock-toast{position:absolute;left:-34px;bottom:-26px;display:flex;align-items:center;gap:12px;background:var(--bg2);border:1px solid var(--bdr);border-radius:16px;padding:12px 16px;box-shadow:var(--shadow-lg);animation:floaty 5s ease-in-out infinite}
.mock-toast>i{font-size:26px;color:#29a9eb}
.mock-toast b{display:block;font-size:13px}.mock-toast small{color:var(--t2);font-size:11.5px}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}

/* ---------- facts ---------- */
.facts{padding:0 0 20px}
.facts-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.facts-grid>div{background:var(--bg2);border:1px solid var(--bdr);border-radius:18px;padding:20px 22px;box-shadow:var(--shadow)}
.facts-grid b{display:block;font-size:26px;letter-spacing:-.5px;color:var(--accent)}
.facts-grid span{color:var(--t2);font-size:13px}

/* ---------- sections ---------- */
.sec{padding:84px 0}
.sec-alt{background:var(--bg1);border-top:1px solid var(--bdr);border-bottom:1px solid var(--bdr)}
.sec-head{text-align:center;max-width:680px;margin:0 auto 44px}
.sec-head h2{font-size:36px;letter-spacing:-1px;line-height:1.2;margin:14px 0 10px}
.sec-head p{color:var(--t2);font-size:15.5px}

.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feat{background:var(--bg2);border:1px solid var(--bdr);border-radius:20px;padding:26px;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s}
.feat:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.feat h3{font-size:17px;margin:16px 0 6px}.feat p{color:var(--t2);font-size:14px}

.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:s}
.step{position:relative;background:var(--bg2);border:1px solid var(--bdr);border-radius:20px;padding:28px 26px}
.step>span{display:inline-flex;width:44px;height:44px;border-radius:14px;align-items:center;justify-content:center;font-weight:700;font-size:18px;color:#fff;background:linear-gradient(135deg,var(--accent),var(--cyan))}
.step h3{font-size:17px;margin:16px 0 6px}.step p{color:var(--t2);font-size:14px}

/* ---------- pricing ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.price{position:relative;display:flex;flex-direction:column;background:var(--bg2);border:1px solid var(--bdr);border-radius:24px;padding:30px 28px;box-shadow:var(--shadow)}
.price.hot{border:2px solid var(--accent);box-shadow:0 24px 60px rgba(58,108,255,.18);transform:translateY(-8px)}
.price-ribbon{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:linear-gradient(100deg,var(--accent),var(--cyan));color:#fff;font-size:12px;font-weight:600;padding:6px 16px;border-radius:20px;white-space:nowrap}
.price-name{font-size:20px;font-weight:700}
.price-desc{color:var(--t2);font-size:13.5px;min-height:42px;margin-top:2px}
.price-amount{display:flex;align-items:baseline;gap:8px;margin:18px 0 22px}
.price-amount b{font-size:48px;letter-spacing:-2px;line-height:1}
.price-amount span{color:var(--t2);font-size:14px}
.price .btn-lg{border-radius:14px;font-weight:600}
.price-feats{list-style:none;margin-top:24px;display:flex;flex-direction:column;gap:11px;font-size:14px}
.price-feats li{display:flex;gap:11px;align-items:flex-start}
.price-feats li i{width:20px;height:20px;border-radius:50%;flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;font-size:10px;margin-top:2px;background:var(--gdim);color:var(--green)}
.price-feats li.off{color:var(--t3)}
.price-feats li.off i{background:var(--bg3);color:var(--t3)}

/* ---------- faq ---------- */
.faq-wrap{max-width:820px}
.faq{background:var(--bg2);border:1px solid var(--bdr);border-radius:16px;margin-bottom:12px;overflow:hidden}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:14px;padding:18px 22px;font-weight:600;font-size:15px}
.faq summary::-webkit-details-marker{display:none}
.faq summary i{color:var(--t3);transition:transform .2s;font-size:13px}
.faq[open] summary i{transform:rotate(180deg)}
.faq p{padding:0 22px 20px;color:var(--t2);font-size:14px}

/* ---------- CTA + footer ---------- */
.cta-band{padding:70px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;background:linear-gradient(120deg,#3a6cff,#16b9e0);color:#fff;border-radius:28px;padding:44px 48px;box-shadow:0 26px 60px rgba(58,108,255,.25)}
.cta-inner h2{font-size:28px;letter-spacing:-.6px;line-height:1.25}.cta-inner p{opacity:.9;margin-top:6px}
.cta-inner .btn-white{width:auto;padding:16px 28px;font-size:15px;border-radius:14px}
.site-foot{border-top:1px solid var(--bdr);background:var(--bg1);padding:52px 0 26px;font-size:14px}
.site-foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px}
.site-foot h4{font-size:14px;margin-bottom:12px}
.site-foot-grid a:not(.site-logo){display:block;color:var(--t2);padding:4px 0}
.site-foot-grid a:not(.site-logo):hover{color:var(--accent)}
.site-foot-about{color:var(--t2);margin-top:14px;max-width:340px;font-size:13.5px}
.site-foot-bottom{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;border-top:1px solid var(--bdr);margin-top:36px;padding-top:20px;color:var(--t3);font-size:12.5px}

/* ---------- auth pages extras ---------- */
.auth-back{position:fixed;top:22px;left:22px;z-index:5;display:inline-flex;align-items:center;gap:8px;color:var(--t2);font-weight:500;font-size:13.5px;background:var(--bg2);border:1px solid var(--bdr);padding:10px 16px;border-radius:12px}
.auth-back:hover{color:var(--accent)}
.auth-switch{text-align:center;margin-top:18px;font-size:13.5px;color:var(--t2)}
.auth-switch a{font-weight:600}
.plan-pick{display:flex;align-items:center;gap:12px;background:var(--adim);border-radius:14px;padding:12px 14px;margin-bottom:18px;font-size:13px;color:var(--t1)}
.plan-pick i{color:var(--accent);font-size:18px}
.hp-field{position:absolute!important;left:-9999px!important;width:1px;height:1px;opacity:0}
.terms{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--t2);margin:4px 0 18px}
.terms input{margin-top:3px;width:16px;height:16px;accent-color:var(--accent);flex-shrink:0}
.pw-meter{height:5px;border-radius:5px;background:var(--bg4);margin-top:8px;overflow:hidden}
.pw-meter span{display:block;height:100%;width:0;border-radius:5px;transition:width .2s,background .2s}

/* ---------- static page ---------- */
.doc{max-width:820px;margin:0 auto;padding:40px 24px 70px}
.doc h1{font-size:34px;letter-spacing:-.8px;margin-bottom:8px}
.doc h2{font-size:19px;margin:28px 0 8px}
.doc p,.doc li{color:var(--t2)}
.doc ul{padding-left:20px}

/* ---------- responsive ---------- */
@media(max-width:1060px){
  .hero h1{font-size:44px}
  .hero-grid{grid-template-columns:minmax(0,1fr);gap:60px}
  .hero-visual{max-width:560px;margin:0 auto;width:100%}
  .feat-grid{grid-template-columns:repeat(2,1fr)}
  .price-grid{grid-template-columns:1fr;max-width:480px;margin:0 auto}
  .price.hot{transform:none}
  .site-foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:860px){
  .site-links{display:none;position:absolute;top:76px;left:0;right:0;flex-direction:column;align-items:stretch;gap:2px;background:var(--bg1);border-bottom:1px solid var(--bdr);padding:12px 16px;box-shadow:var(--shadow-lg)}
  .site-links.open{display:flex}
  .site-links a.show-sm{display:block}
  .site-toggle{display:inline-flex!important}
  .site-nav{background:var(--topbar-bg);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom-color:var(--bdr)}
  .facts-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
}
@media(max-width:640px){
  .site-container{padding:0 16px}
  .site-nav .site-container{height:68px;gap:10px}
  .site-links{top:68px}
  .site-logo{font-size:17px}.site-logo .logo-svg{width:32px;height:32px}
  .site-right{gap:7px}
  .site-right .icon-btn{width:40px;height:40px}
  .site-right .btn{padding:10px 14px;font-size:13px}
  .site-right .hide-sm{display:none}
  .hide-xs{display:none}
  .hero{padding:36px 0 56px}
  .hero h1{font-size:34px;letter-spacing:-1px}
  .hero .lead{font-size:15.5px}
  .hero-cta .btn{flex:1}
  .mock{padding:16px;transform:none}
  .mock-row{grid-template-columns:10px 1fr 46px}
  .mock-bars{display:none}
  .mock-toast{left:10px;right:10px;bottom:-30px}
  .feat-grid{grid-template-columns:1fr}
  .sec{padding:60px 0}
  .sec-head h2{font-size:27px}
  .cta-inner{padding:30px 24px}
  .cta-inner h2{font-size:23px}
  .cta-inner .btn-white{width:100%}
  .site-foot-grid{grid-template-columns:1fr}
  .auth-back{position:absolute;top:16px;left:16px;padding:9px 13px}
  .auth-theme{position:absolute;top:16px;right:16px}
  .auth-theme .icon-btn{width:42px;height:42px}
  .login-page{align-items:flex-start;padding-top:80px}
  .hero-cta{flex-direction:column}
  .hero h1{font-size:32px}
}