/* =========================================================
   PXDHOST — custom design system
   Palette: true-black + electric blue signal (matches live brand)
   Type: Rubik (display/body, bold/black weights) + Fira Code (mono/specs)
   ========================================================= */

:root{
  --bg: #060708;
  --bg-soft: #0a0c0e;
  --surface: #101315;
  --surface-2: #16191c;
  --border: rgba(255,255,255,.1);
  --border-soft: rgba(255,255,255,.06);
  --text: #f5f7f8;
  --text-dim: #9aa5ab;
  --text-faint: #5c666b;

  --accent: #1e9ee0;
  --accent-soft: rgba(30,158,224,.15);
  --accent-2: #6cc6f5;
  --ok: #34d399;

  --font-display: 'Rubik', system-ui, sans-serif;
  --font-mono: 'Fira Code', ui-monospace, monospace;

  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 26px;

  --shadow-lg: 0 30px 60px -20px rgba(0,0,0,.65);
  --shadow-glow: 0 0 0 1px rgba(30,158,224,.3), 0 12px 30px -8px rgba(30,158,224,.4);

  --container: 1180px;
  --ease: cubic-bezier(.22,.9,.24,1);
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; scroll-padding-top: 110px; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

body{
  margin:0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-display);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration: none; }
ul, ol{ margin:0; padding:0; list-style:none; }
button{ font-family: inherit; cursor:pointer; }
h1,h2,h3,h4{ margin:0; font-weight:800; line-height:1.2; letter-spacing:-.01em; }

.wrap{ max-width: var(--container); margin-inline: auto; padding-inline: 24px; }
.wrap-narrow{ max-width: 760px; }

.skip-link{
  position:absolute; inset-inline-end:12px; top:-60px; background:var(--accent); color:#151007;
  padding:10px 18px; border-radius: 8px; font-weight:700; z-index: 999; transition: top .2s var(--ease);
}
.skip-link:focus{ top:12px; }

:focus-visible{ outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

/* film grain */
.grain{
  position: fixed; inset:0; pointer-events:none; z-index: 3; opacity:.05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

/* =========== Buttons =========== */
.btn{
  display:inline-flex; align-items:center; gap:8px; justify-content:center;
  padding: 15px 26px; border-radius: 999px; font-weight: 700; font-size: .98rem;
  border: 1px solid transparent; transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), color .25s var(--ease);
  white-space: nowrap;
}
.btn .ic{ width:18px; height:18px; fill:currentColor; }
.btn-primary{ background: var(--accent); color:#04151f; box-shadow: var(--shadow-glow); }
.btn-primary:hover{ transform: translateY(-2px); box-shadow: 0 0 0 1px rgba(30,158,224,.45), 0 18px 34px -10px rgba(30,158,224,.55); }
.btn-ghost{ background: rgba(255,255,255,.04); color: var(--text); border-color: var(--border); }
.btn-ghost:hover{ background: rgba(255,255,255,.08); transform: translateY(-2px); }
.btn-outline-light{ background: transparent; color:#fff; border-color: rgba(255,255,255,.4); }
.btn-outline-light:hover{ background: rgba(255,255,255,.12); }
.btn-sm{ padding: 10px 18px; font-size: .88rem; }
.btn-block{ width:100%; }

/* =========== Utility bar =========== */
.utility-bar{ background: #060a0e; border-bottom: 1px solid var(--border-soft); font-family: var(--font-mono); font-size: .78rem; }
.utility-bar .wrap{ display:flex; align-items:center; justify-content:space-between; height:38px; gap:16px; }
.ub-left, .ub-right{ display:flex; align-items:center; gap:18px; }
.utility-bar a{ display:flex; align-items:center; gap:6px; color: var(--text-dim); transition: color .2s; }
.utility-bar a:hover{ color: var(--accent); }
.utility-bar .ic{ width:13px; height:13px; fill:currentColor; }
@media (max-width: 780px){ .ub-right{ display:none; } }

/* =========== Header =========== */
.site-header{ position: sticky; top:0; z-index: 60; background: rgba(9,13,18,.97); border-bottom: 1px solid var(--border-soft); }
.header-row{ display:flex; align-items:center; justify-content:space-between; height: 76px; gap: 20px; }
.brand{ display:flex; flex-direction:column; line-height:1; }
.brand-mark{ font-family: var(--font-mono); font-weight:700; font-size: 1.4rem; letter-spacing: .02em; color: var(--text); }
.brand-mark span{ color: var(--accent); }
.brand-tag{ font-family: var(--font-mono); font-size:.62rem; color: var(--text-faint); letter-spacing: .06em; margin-top:2px; }

.navbar ul{ display:flex; align-items:center; gap: 30px; }
.nav-link{ position:relative; font-size:.95rem; font-weight:500; color: var(--text-dim); padding: 6px 0; transition: color .2s; }
.nav-link::after{ content:""; position:absolute; inset-inline-start:0; bottom:0; width:0; height:2px; background: var(--accent); transition: width .3s var(--ease); }
.nav-link:hover, .nav-link.active{ color: var(--text); }
.nav-link:hover::after, .nav-link.active::after{ width:100%; }

.nav-toggle{ display:none; flex-direction:column; justify-content:center; gap:5px; width:44px; height:44px; background:none; border:1px solid var(--border); border-radius:10px; }
.nav-toggle span{ width:20px; height:2px; background: var(--text); margin-inline:auto; transition: transform .25s var(--ease), opacity .2s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 960px){
  .header-cta{ display:none; }
  .nav-toggle{ display:flex; }
  .navbar{ position:fixed; inset: 76px 0 0 0; background: var(--bg); padding: 20px 24px; transform: translateY(-8px); opacity:0; pointer-events:none; transition: opacity .25s var(--ease), transform .25s var(--ease); border-top:1px solid var(--border-soft); }
  .navbar.open{ opacity:1; pointer-events:auto; transform: translateY(0); }
  .navbar ul{ flex-direction:column; align-items:flex-start; gap: 4px; }
  .nav-link{ display:block; width:100%; padding: 14px 4px; font-size: 1.05rem; border-bottom: 1px solid var(--border-soft); }
}

/* =========== Section basics =========== */
section{ position: relative; padding: 110px 0; }
.section-head{ max-width: 680px; margin-bottom: 56px; }
.section-head.center{ margin-inline:auto; text-align:center; }
.eyebrow{ display:inline-flex; align-items:center; gap:8px; font-family: var(--font-mono); font-size:.8rem; color: var(--accent-2); background: var(--accent-soft); border:1px solid rgba(30,158,224,.35); padding: 7px 14px; border-radius: 999px; margin-bottom: 22px; }
.eyebrow.static{ background:none; border:none; padding:0; color: var(--accent); }
.dot-live{ width:7px; height:7px; border-radius:50%; background: var(--ok); box-shadow:0 0 0 0 rgba(52,211,153,.6); animation: pulse 1.8s infinite; }
@keyframes pulse{ 0%{ box-shadow:0 0 0 0 rgba(52,211,153,.55);} 70%{ box-shadow:0 0 0 8px rgba(52,211,153,0);} 100%{ box-shadow:0 0 0 0 rgba(52,211,153,0);} }
.section-head h2{ font-size: clamp(1.9rem, 3.4vw, 2.6rem); margin-bottom: 16px; }
.lead{ color: var(--text-dim); font-size: 1.08rem; }
.accent-text{ color: var(--accent); }

/* reveal-on-scroll */
[data-reveal]{ opacity:0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
[data-reveal].in{ opacity:1; transform:none; }

/* =========== Hero =========== */
.hero{ padding-top: 100px; padding-bottom: 80px; overflow:hidden; }
.hero-bg{ position:absolute; inset:0; z-index:0; }
.glow{ position:absolute; border-radius:50%; filter: blur(90px); opacity:.35; }
.glow-a{ width:520px; height:520px; background: var(--accent); top:-160px; inset-inline-start:-120px; }
.glow-b{ width:420px; height:420px; background:#2b3f52; bottom:-140px; inset-inline-end:-100px; opacity:.5; }
.grid-pattern{
  position:absolute; inset:0;
  background-image: linear-gradient(var(--border-soft) 1px, transparent 1px), linear-gradient(90deg, var(--border-soft) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 20%, #000 40%, transparent 100%);
}
.hero-grid{ position:relative; z-index:1; display:grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items:center; }
.hero-copy h1{ font-size: clamp(2.1rem, 4.4vw, 3.4rem); margin-bottom: 20px; }
.hero-sub{ color: var(--text-dim); font-size: 1.12rem; max-width: 46ch; margin-bottom: 34px; }
.hero-actions{ display:flex; flex-wrap:wrap; gap: 14px; margin-bottom: 52px; }

.hero-stats{ display:grid; grid-template-columns: repeat(4,auto); gap: 30px; margin:0; }
.hero-stats dt{ font-family: var(--font-mono); font-size: 1.6rem; font-weight:700; color: var(--text); }
.hero-stats dd{ margin:2px 0 0; font-size:.8rem; color: var(--text-faint); }

.hero-visual{ position:relative; }
.terminal{ background: linear-gradient(180deg, var(--surface-2), var(--surface)); border:1px solid var(--border); border-radius: var(--radius); overflow:hidden; box-shadow: var(--shadow-lg); }
.terminal-bar{ display:flex; align-items:center; gap:8px; padding: 14px 16px; border-bottom: 1px solid var(--border-soft); background: rgba(255,255,255,.02); direction: ltr; }
.tdot{ width:11px; height:11px; border-radius:50%; }
.tdot.r{ background:#ff5f57; } .tdot.y{ background:#febc2e; } .tdot.g{ background:#28c840; }
.terminal-title{ margin-inline-start: 10px; font-family: var(--font-mono); font-size:.76rem; color: var(--text-faint); }
.terminal-body{ padding: 24px 22px 30px; font-family: var(--font-mono); font-size:.92rem; }
.tline{ margin: 0 0 14px; color: var(--text-dim); direction: ltr; text-align: right; unicode-bidi: plaintext; }
.tline b{ color: var(--text); font-weight:600; }
.tline b.ok{ color: var(--ok); }
.tprompt{ color: var(--accent); margin-inline-end:8px; }
.tout{ opacity:0; animation: typein .5s var(--ease) forwards; animation-delay: calc(var(--d) * .35s + .3s); }
@keyframes typein{ from{ opacity:0; transform: translateY(4px);} to{ opacity:1; transform:none; } }
.cursor{ display:inline-block; margin-inline-start:4px; color: var(--accent); animation: blink 1s steps(2) infinite; }
@keyframes blink{ 50%{ opacity:0; } }

.badge-float{ position:absolute; font-family: var(--font-mono); font-size:.74rem; background: var(--surface-2); border:1px solid var(--border); padding: 9px 14px; border-radius: 999px; box-shadow: var(--shadow-lg); animation: float 5s ease-in-out infinite; }
.badge-1{ top:-18px; inset-inline-start: -16px; animation-delay:.2s; }
.badge-2{ bottom:-16px; inset-inline-end: 6px; animation-delay: 1.1s; }
@keyframes float{ 0%,100%{ transform: translateY(0);} 50%{ transform: translateY(-8px);} }

@media (max-width: 980px){
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-visual{ order:-1; max-width: 480px; margin-inline:auto; width:100%; }
  .hero-stats{ grid-template-columns: repeat(2,auto); row-gap: 22px; }
}

/* =========== About / pillars =========== */
.pillars{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.pillar{ background: var(--surface); border:1px solid var(--border); border-radius: var(--radius); padding: 34px 28px; transition: transform .3s var(--ease), border-color .3s; }
.pillar:hover{ transform: translateY(-6px); border-color: rgba(30,158,224,.4); }
.pillar-icon{ width:52px; height:52px; color: var(--accent); margin-bottom: 20px; }
.pillar-icon svg{ width:100%; height:100%; }
.pillar h3{ font-size:1.2rem; margin-bottom:10px; }
.pillar p{ color: var(--text-dim); font-size:.96rem; margin:0; }

@media (max-width: 860px){ .pillars{ grid-template-columns: 1fr; } }

/* =========== Services =========== */
.services{ background: var(--bg-soft); border-top:1px solid var(--border-soft); border-bottom:1px solid var(--border-soft); }
.services-grid{ display:grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.svc-card{ position:relative; background: var(--surface); border:1px solid var(--border); border-radius: var(--radius); padding: 36px 32px; overflow:hidden; transition: transform .3s var(--ease), border-color .3s; }
.svc-card:hover{ transform: translateY(-6px); border-color: rgba(30,158,224,.4); }
.svc-num{ position:absolute; top:10px; inset-inline-end: 22px; font-family: var(--font-mono); font-size: 4rem; font-weight:700; color: rgba(255,255,255,.04); }
.svc-icon{ width:50px; height:50px; color: var(--accent); margin-bottom:18px; }
.svc-icon svg{ width:100%; height:100%; }
.svc-card h3{ font-size:1.3rem; margin-bottom: 14px; position:relative; }
.svc-card ul{ margin-bottom: 22px; }
.svc-card li{ position:relative; padding-inline-start: 20px; margin-bottom:9px; color: var(--text-dim); font-size:.95rem; }
.svc-card li::before{ content:""; position:absolute; inset-inline-start:0; top:.6em; width:8px; height:2px; background: var(--accent); }
.svc-link{ display:inline-flex; align-items:center; gap:6px; font-weight:700; color: var(--accent-2); font-size:.92rem; }
.ic-arrow{ width:15px; height:15px; transform: scaleX(-1); transition: transform .25s var(--ease); }
.svc-link:hover .ic-arrow{ transform: scaleX(-1) translateX(-4px); }

@media (max-width: 860px){ .services-grid{ grid-template-columns: 1fr; } }

/* =========== Process ============ */
.steps{ display:grid; grid-template-columns: repeat(4,1fr); gap: 24px; counter-reset: step; }
.steps li{ background: var(--surface); border:1px solid var(--border); border-radius: var(--radius); padding: 30px 24px; position:relative; }
.steps li:nth-child(2){ transform: translateY(20px); }
.steps li:nth-child(4){ transform: translateY(20px); }
.step-no{ display:block; font-family: var(--font-mono); color: var(--accent); font-size: 1rem; margin-bottom: 16px; }
.steps h3{ font-size: 1.1rem; margin-bottom: 10px; }
.steps p{ color: var(--text-dim); font-size:.92rem; margin:0; }

@media (max-width: 980px){
  .steps{ grid-template-columns: 1fr 1fr; }
  .steps li:nth-child(2), .steps li:nth-child(4){ transform:none; }
}
@media (max-width: 600px){ .steps{ grid-template-columns: 1fr; } }

/* =========== Ecosystem =========== */
.ecosystem{ background: var(--bg-soft); border-top:1px solid var(--border-soft); border-bottom:1px solid var(--border-soft); }
.eco-grid{ display:grid; grid-template-columns: repeat(4,1fr); gap: 22px; }
.eco-card{ display:block; background: var(--surface); border:1px solid var(--border); border-radius: var(--radius); padding: 28px; transition: transform .3s var(--ease), border-color .3s, background .3s; }
.eco-card:hover{ transform: translateY(-6px); border-color: rgba(30,158,224,.4); background: var(--surface-2); }
.eco-top{ display:flex; align-items:center; justify-content:space-between; margin-bottom: 18px; }
.eco-tag{ font-family: var(--font-mono); font-size:.78rem; color: var(--accent-2); background: rgba(255,255,255,.05); padding: 5px 10px; border-radius: 6px; }
.ic-ext{ width:16px; height:16px; color: var(--text-faint); }
.eco-card h3{ font-size: 1.15rem; margin-bottom: 8px; }
.eco-card p{ color: var(--text-dim); font-size:.92rem; margin:0; }

@media (max-width: 1080px){ .eco-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 560px){ .eco-grid{ grid-template-columns: 1fr; } }

/* =========== Why / guarantees =========== */
.why-grid{ display:grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.why-card{ text-align:center; padding: 30px 20px; border-radius: var(--radius); border:1px solid var(--border-soft); }
.why-ico{ display:inline-flex; align-items:center; justify-content:center; width:56px; height:56px; border-radius:50%; background: var(--accent-soft); color: var(--accent); margin-bottom: 18px; }
.why-ico svg{ width:26px; height:26px; }
.why-card h3{ font-size:1.05rem; margin-bottom:8px; }
.why-card p{ color: var(--text-dim); font-size:.9rem; margin:0; }

@media (max-width: 980px){ .why-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 560px){ .why-grid{ grid-template-columns: 1fr; } }

/* =========== FAQ =========== */
.acc-item{ border-bottom: 1px solid var(--border-soft); }
.acc-trigger{ width:100%; display:flex; align-items:center; justify-content:space-between; gap: 16px; background:none; border:none; color: var(--text); text-align: inherit; padding: 22px 4px; font-size: 1.05rem; font-weight:600; }
.acc-icon{ width:20px; height:20px; flex-shrink:0; color: var(--accent); transition: transform .3s var(--ease); }
.acc-trigger[aria-expanded="true"] .acc-icon{ transform: rotate(180deg); }
.acc-panel{ max-height:0; overflow:hidden; transition: max-height .35s var(--ease); }
.acc-panel p{ color: var(--text-dim); padding: 0 4px 22px; margin:0; max-width: 62ch; }

/* =========== CTA banner =========== */
.cta-banner{ padding: 80px 0; background: radial-gradient(120% 160% at 50% -20%, rgba(30,158,224,.2), transparent 60%), var(--surface); border-top:1px solid var(--border-soft); border-bottom:1px solid var(--border-soft); }
.cta-inner{ text-align:center; }
.cta-inner h2{ font-size: clamp(1.7rem, 3.4vw, 2.3rem); margin-bottom: 12px; }
.cta-inner p{ color: var(--text-dim); margin-bottom: 30px; }
.cta-actions{ display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }

/* =========== Contact =========== */
.contact-grid{ display:grid; grid-template-columns: .85fr 1.15fr; gap: 44px; }
.info-box{ display:flex; gap:16px; padding: 18px 0; border-bottom: 1px solid var(--border-soft); }
.info-box .ic{ width:22px; height:22px; color: var(--accent); flex-shrink:0; margin-top:2px; }
.info-box h3{ font-size:.98rem; margin-bottom: 4px; }
.info-box p{ color: var(--text-dim); margin:0; font-size:.94rem; }
.info-box a{ color: var(--text-dim); transition: color .2s; }
.info-box a:hover{ color: var(--accent-2); }
.socials .sep{ margin: 0 6px; color: var(--text-faint); }
.map-frame{ margin-top: 22px; border-radius: var(--radius); overflow:hidden; border:1px solid var(--border); height: 220px; }
.map-frame iframe{ width:100%; height:100%; border:0; filter: grayscale(.3) invert(.92) contrast(.9); }

.contact-form{ background: var(--surface); border:1px solid var(--border); border-radius: var(--radius-lg); padding: 34px; }
.form-row{ display:grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group{ margin-bottom: 18px; }
.form-group label{ display:block; font-size:.86rem; color: var(--text-dim); margin-bottom: 8px; }
.form-group input, .form-group textarea{
  width:100%; background: var(--bg-soft); border:1px solid var(--border); color: var(--text);
  border-radius: 10px; padding: 13px 15px; font-family: var(--font-display); font-size: .96rem;
  transition: border-color .2s, box-shadow .2s;
}
.form-group input:focus, .form-group textarea:focus{ outline:none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(30,158,224,.2); }
.form-group textarea{ resize: vertical; min-height: 120px; }
.form-status{ min-height: 0; margin-bottom: 16px; }
.loading, .error-message, .sent-message{ display:none; padding: 12px 14px; border-radius: 10px; font-size:.9rem; }
.loading.show{ display:block; background: rgba(255,255,255,.06); color: var(--text-dim); }
.error-message.show{ display:block; background: rgba(239,68,68,.12); color:#fca5a5; border:1px solid rgba(239,68,68,.3); }
.sent-message.show{ display:block; background: rgba(52,211,153,.12); color: var(--ok); border:1px solid rgba(52,211,153,.3); }

@media (max-width: 940px){
  .contact-grid{ grid-template-columns: 1fr; }
}
@media (max-width: 560px){
  .form-row{ grid-template-columns: 1fr; }
  .contact-form{ padding: 24px; }
}

/* =========== Footer =========== */
.site-footer{ background: #060a0e; padding-top: 70px; border-top: 1px solid var(--border-soft); }
.footer-grid{ display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 50px; }
.footer-col h4{ font-size:.95rem; margin-bottom: 18px; color: var(--text); }
.footer-col p{ color: var(--text-dim); font-size:.92rem; line-height:1.9; }
.footer-col ul li{ margin-bottom: 10px; }
.footer-col ul a{ color: var(--text-dim); font-size:.92rem; transition: color .2s; }
.footer-col ul a:hover{ color: var(--accent-2); }
.footer-col .btn{ margin-top: 10px; }
.social-links{ display:flex; gap: 12px; margin-top: 16px; }
.social-links a{ width:38px; height:38px; display:flex; align-items:center; justify-content:center; border:1px solid var(--border); border-radius:50%; color: var(--text-dim); transition: color .2s, border-color .2s; }
.social-links a:hover{ color: var(--accent); border-color: var(--accent); }
.social-links svg{ width:18px; height:18px; }
.footer-bottom{ border-top:1px solid var(--border-soft); padding: 20px 0; }
.footer-bottom p{ margin:0; color: var(--text-faint); font-size:.82rem; text-align:center; }

@media (max-width: 860px){ .footer-grid{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px){ .footer-grid{ grid-template-columns: 1fr; text-align:center; } .social-links{ justify-content:center; } }

/* =========== Floating elements =========== */
.wa-float{
  position: fixed; bottom: 26px; inset-inline-start: 26px; width:58px; height:58px; border-radius:50%;
  background:#25D366; color:#fff; display:flex; align-items:center; justify-content:center;
  box-shadow: 0 14px 30px -8px rgba(37,211,102,.6); z-index: 70; transition: transform .25s var(--ease);
}
.wa-float svg{ width:30px; height:30px; fill:currentColor; }
.wa-float:hover{ transform: scale(1.08); }

.back-to-top{
  position: fixed; bottom: 26px; inset-inline-end: 26px; width:46px; height:46px; border-radius:50%;
  background: var(--surface-2); border:1px solid var(--border); color: var(--text);
  display:flex; align-items:center; justify-content:center; z-index:70; opacity:0; pointer-events:none;
  transform: translateY(10px); transition: opacity .3s, transform .3s;
}
.back-to-top.show{ opacity:1; pointer-events:auto; transform:none; }
.back-to-top svg{ width:20px; height:20px; }

@media (max-width: 560px){
  section{ padding: 76px 0; }
  .wa-float{ width:52px; height:52px; }
  .wa-float svg{ width:26px; height:26px; }
}

/* =========== PXDHOST logo lockup (matches live brand) =========== */
.brand-box{ display:flex; align-items:center; border:2px solid var(--text); padding:6px 12px; border-radius:6px; }
.brand-box .brand-mark{ font-family: var(--font-display); font-weight:900; font-size:1.15rem; letter-spacing:0; }
.brand-box .brand-mark b{ color: var(--accent); font-weight:900; }

/* =========== Hero: live resource meter widget =========== */
.meter-panel{ background: linear-gradient(180deg, var(--surface-2), var(--surface)); border:1px solid var(--border); border-radius: var(--radius); overflow:hidden; box-shadow: var(--shadow-lg); padding: 26px 26px 30px; }
.meter-panel-head{ display:flex; align-items:center; justify-content:space-between; margin-bottom:22px; }
.meter-panel-head .mp-title{ font-family: var(--font-mono); font-size:.8rem; color: var(--text-faint); }
.mp-uptime{ font-family: var(--font-mono); font-size:.74rem; color: var(--ok); display:flex; align-items:center; gap:6px; }
.meter-row{ margin-bottom:18px; }
.meter-row:last-child{ margin-bottom:0; }
.meter-label{ display:flex; justify-content:space-between; font-size:.85rem; color: var(--text-dim); margin-bottom:8px; font-family: var(--font-mono); }
.meter-label b{ color: var(--text); }
.meter-track{ height:10px; border-radius:999px; background: rgba(255,255,255,.06); overflow:hidden; }
.meter-fill{ height:100%; border-radius:999px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); width:0; transition: width 1.2s var(--ease); }
.meter-specs{ display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin-top:24px; }
.meter-specs div{ text-align:center; background: rgba(255,255,255,.03); border:1px solid var(--border-soft); border-radius:10px; padding:12px 6px; }
.meter-specs b{ display:block; font-family: var(--font-mono); color: var(--accent-2); font-size:1.05rem; }
.meter-specs span{ font-size:.72rem; color: var(--text-faint); }

/* =========== Pricing plans =========== */
.pricing-grid{ display:grid; grid-template-columns: repeat(3,1fr); gap:24px; }
.plan-card{ position:relative; background: var(--surface); border:1px solid var(--border); border-radius: var(--radius); padding: 36px 30px; text-align:center; transition: transform .3s var(--ease), border-color .3s; }
.plan-card:hover{ transform: translateY(-6px); border-color: rgba(30,158,224,.4); }
.plan-card.featured{ border-color: var(--accent); box-shadow: var(--shadow-glow); }
.plan-featured-tag{ position:absolute; top:-13px; left:50%; transform:translateX(-50%); background: var(--accent); color:#04151f; font-size:.72rem; font-weight:700; padding:5px 14px; border-radius:999px; font-family: var(--font-mono); }
.plan-name{ font-family: var(--font-mono); color: var(--text-faint); font-size:.85rem; margin-bottom:14px; }
.plan-price{ font-size:2.4rem; font-weight:900; margin-bottom:4px; }
.plan-price sup{ font-size:1.1rem; color: var(--accent-2); margin-inline-end:4px; }
.plan-period{ color: var(--text-faint); font-size:.85rem; margin-bottom:26px; }
.plan-specs{ margin-bottom:28px; }
.plan-specs li{ padding:10px 0; border-bottom:1px solid var(--border-soft); color: var(--text-dim); font-size:.92rem; }
.plan-specs li:last-child{ border-bottom:none; }
.plan-specs b{ color: var(--text); }

@media (max-width: 900px){ .pricing-grid{ grid-template-columns:1fr; } }

/* =========== Custom cloud calculator =========== */
.calculator{ background: var(--surface); border:1px solid var(--border); border-radius: var(--radius-lg); padding: 40px; display:grid; grid-template-columns: 1.2fr 1fr; gap:40px; align-items:center; }
.calc-controls .calc-row{ margin-bottom:26px; }
.calc-controls .calc-row:last-child{ margin-bottom:0; }
.calc-label{ display:flex; justify-content:space-between; margin-bottom:10px; font-size:.92rem; }
.calc-label b{ font-family: var(--font-mono); color: var(--accent-2); }
.calc-controls input[type="range"]{ width:100%; accent-color: var(--accent); height:6px; }
.calc-result{ text-align:center; background: var(--bg-soft); border:1px solid var(--border); border-radius: var(--radius); padding: 30px 24px; }
.calc-result .cr-label{ font-family: var(--font-mono); font-size:.78rem; color: var(--text-faint); margin-bottom:10px; }
.calc-price{ font-size:2.6rem; font-weight:900; margin-bottom:6px; }
.calc-price small{ font-size:1rem; color: var(--text-faint); font-weight:400; }
.calc-disclaimer{ font-size:.78rem; color: var(--text-faint); margin:14px 0 20px; line-height:1.6; }

@media (max-width: 900px){ .calculator{ grid-template-columns:1fr; padding:28px; } }

/* =========== FAQ =========== */
.faq-list{ max-width: 780px; margin-inline:auto; display:grid; gap:14px; }
.faq-item{ background: var(--surface); border:1px solid var(--border); border-radius: var(--radius); overflow:hidden; }
.faq-item summary{ cursor:pointer; list-style:none; padding:20px 26px; font-weight:700; display:flex; justify-content:space-between; align-items:center; gap:16px; }
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{ content:"+"; font-family: var(--font-mono); font-size:1.3rem; color: var(--accent-2); flex-shrink:0; transition: transform .25s var(--ease); }
.faq-item[open] summary::after{ transform: rotate(45deg); }
.faq-item p{ padding:0 26px 22px; color: var(--text-dim); line-height:1.7; margin:0; }