/* ============================================================
   CellHub — Landing CSS · DARK "Resend-style" theme (2026-07-21)
   Same class names as before — HTML/PHP untouched.
   Loaded by: index.php, features.php, pricing.php, contact.php,
   install.php, and any page using ch- classes via nav/footer.
   ============================================================ */

:root{
  --bg:#08080a;
  --bg-alt:#0c0c10;
  --bg-dark:#070709;
  --bg-darker:#050506;
  --card:#101014;
  --card-2:#15151c;
  --primary:#5b8cff;
  --primary-dark:#4a7bef;
  --primary-light:rgba(91,140,255,.14);
  --primary-rgb:91,140,255;
  --text:#f4f4f7;
  --text-muted:#a2a2ad;
  --text-light:#74747f;
  --border:rgba(255,255,255,.09);
  --border-2:rgba(255,255,255,.16);
  --success:#3ddc84;
  --accent:#8a6bff;
  --accent2:#5b8cff;
  --warning:#ffb84d;
  --shadow-sm:0 1px 2px rgba(0,0,0,.4);
  --shadow:0 6px 18px rgba(0,0,0,.45);
  --shadow-lg:0 20px 50px rgba(0,0,0,.55);
  --shadow-xl:0 34px 80px -20px rgba(0,0,0,.7);
  --glow:0 40px 120px -40px rgba(91,140,255,.5);
  --radius-sm:8px;
  --radius:12px;
  --radius-lg:16px;
  --radius-xl:24px;
  --container:1180px;
  --mono:'JetBrains Mono','SF Mono',ui-monospace,Menlo,monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body.ch{
  margin:0;
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  font-feature-settings:'cv11','ss01','ss03';
  color:var(--text);
  background:var(--bg);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:clip;
  position:relative;
}
/* subtle global grid */
body.ch::before{
  content:'';position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(to right,rgba(255,255,255,.02) 1px,transparent 1px),linear-gradient(to bottom,rgba(255,255,255,.02) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 90% 50% at 50% 0%,#000 20%,transparent 70%);
}
body.ch > *{position:relative;z-index:1}
body.ch a{color:inherit;text-decoration:none}
body.ch img{max-width:100%;display:block}
body.ch ::selection{background:rgba(91,140,255,.3)}
body.ch h1,body.ch h2,body.ch h3,body.ch h4{
  margin:0;letter-spacing:-0.025em;font-weight:700;color:var(--text);line-height:1.1;
}
body.ch h1{font-size:clamp(38px,5.6vw,66px);letter-spacing:-0.035em;text-wrap:balance}
body.ch h2{font-size:clamp(28px,3.8vw,44px);letter-spacing:-0.03em;text-wrap:balance}
body.ch h3{font-size:clamp(18px,1.8vw,23px);font-weight:600}
body.ch p{margin:0;color:var(--text-muted);font-size:16px;line-height:1.65}

.ch-container{max-width:var(--container);margin:0 auto;padding:0 24px}
.ch-grad-mesh{
  position:absolute;inset:0;z-index:0;overflow:hidden;pointer-events:none;
  background:
    radial-gradient(50% 45% at 15% 0%, rgba(91,140,255,.20), transparent 62%),
    radial-gradient(45% 45% at 92% 8%, rgba(138,107,255,.16), transparent 60%),
    radial-gradient(40% 40% at 50% 95%, rgba(91,140,255,.08), transparent 72%);
}

/* ============ NAV ============ */
.ch-nav{
  position:sticky;top:0;z-index:50;
  background:rgba(9,9,12,.72);
  backdrop-filter:saturate(160%) blur(14px);
  -webkit-backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid var(--border);
}
.ch-nav-inner{max-width:var(--container);margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.ch-logo{display:flex;align-items:center;gap:10px;font-weight:600;color:var(--text);font-size:16px}
.ch-logo img{height:28px;width:28px;object-fit:contain}
.ch-logo strong{font-weight:400;color:var(--text-light)}
.ch-nav-links{display:flex;align-items:center;gap:2px;list-style:none;padding:0;margin:0}
.ch-nav-links a{display:inline-flex;align-items:center;gap:6px;padding:8px 13px;border-radius:8px;font-size:13.5px;font-weight:500;color:var(--text-muted);transition:color .15s, background .15s;position:relative}
.ch-nav-links a:hover{color:var(--text);background:rgba(255,255,255,.05)}
.ch-nav-links a.active{color:var(--text)}
.ch-nav-links a.active::after{content:'';position:absolute;left:13px;right:13px;bottom:2px;height:2px;background:var(--primary);border-radius:2px}
.ch-pill-new{display:inline-block;padding:2px 8px;border-radius:99px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-size:9.5px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;margin-left:6px}
.ch-pill-demo{display:inline-block;padding:5px 12px;border-radius:8px;background:linear-gradient(135deg,#10b981,#0ea5e9);color:#fff;font-size:13px;font-weight:600}
.ch-nav-actions{display:flex;align-items:center;gap:10px}
.ch-btn{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:8px;font-size:13.5px;font-weight:500;border:1px solid transparent;cursor:pointer;transition:all .18s ease;text-decoration:none;font-family:inherit;white-space:nowrap}
.ch-btn-primary{background:#fff;color:#000}
.ch-btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 24px rgba(255,255,255,.14)}
.ch-btn-secondary{background:transparent;color:var(--text);border-color:var(--border-2)}
.ch-btn-secondary:hover{border-color:rgba(255,255,255,.3);background:rgba(255,255,255,.05)}
.ch-btn-blue{background:var(--primary);color:#fff}
.ch-btn-blue:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 8px 26px rgba(var(--primary-rgb),.4)}
.ch-btn-ghost{background:transparent;color:var(--text-muted);border-color:transparent}
.ch-btn-ghost:hover{background:rgba(255,255,255,.05);color:var(--text)}
.ch-btn-lg{padding:12px 22px;font-size:15px;border-radius:10px}
.ch-btn .arrow{transition:transform .15s}
.ch-btn:hover .arrow{transform:translateX(3px)}
.ch-hamburger{display:none;background:none;border:none;font-size:18px;cursor:pointer;color:var(--text);padding:8px}

@media (max-width:900px){
  .ch-nav-links{position:fixed;top:64px;left:0;right:0;flex-direction:column;align-items:stretch;background:rgba(12,12,16,.98);backdrop-filter:blur(14px);border-bottom:1px solid var(--border);padding:12px 16px;gap:2px;transform:translateY(-115%);transition:transform .25s ease;box-shadow:var(--shadow-lg)}
  .ch-nav-links.open{transform:translateY(0)}
  .ch-nav-links a{padding:12px 14px}
  .ch-hamburger{display:inline-flex}
  .ch-nav-actions .ch-btn:not(.ch-btn-blue):not(.ch-btn-primary){display:none}
}

/* ============ SECTIONS ============ */
.ch-section{padding:90px 0;position:relative}
.ch-section-alt{background:var(--bg-alt)}
.ch-section-dark{background:var(--bg-darker);color:var(--text)}
.ch-section-dark h1,.ch-section-dark h2,.ch-section-dark h3{color:#fff}
.ch-section-dark p{color:var(--text-muted)}
.ch-eyebrow{display:inline-block;font-family:var(--mono);font-size:12px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--primary);padding:6px 12px;border-radius:99px;background:var(--primary-light);border:1px solid rgba(91,140,255,.2);margin-bottom:16px}
.ch-eyebrow.on-dark{background:rgba(255,255,255,.06);color:#8fb0ff}
.ch-section-head{text-align:center;max-width:720px;margin:0 auto 56px}
.ch-section-head.left{text-align:left;margin-left:0}
.ch-section-head p{font-size:17px;margin-top:16px;line-height:1.7;color:var(--text-muted)}

/* ============ HERO ============ */
.ch-hero{position:relative;padding:96px 0 100px;overflow:hidden;background:linear-gradient(180deg,#08080a 0%,#0a0a0f 60%,#08080a 100%)}
.ch-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.ch-hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px 6px 6px;border-radius:99px;background:rgba(255,255,255,.03);border:1px solid var(--border);font-size:12.5px;font-weight:500;color:var(--text-muted);margin-bottom:26px}
.ch-hero-badge .pill{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;padding:3px 9px;border-radius:99px;font-size:10.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase}
.ch-hero h1{margin-bottom:22px}
.ch-hero h1 .grad{background:linear-gradient(120deg,#fff 15%,#9fb8ff 55%,#c3aaff 92%);-webkit-background-clip:text;background-clip:text;color:transparent}
.ch-hero p.lead{font-size:18px;line-height:1.6;color:var(--text-muted);margin-bottom:32px;max-width:540px}
.ch-hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.ch-hero-trust{display:flex;flex-wrap:wrap;gap:22px;align-items:center;font-family:var(--mono);font-size:12px;color:var(--text-light);letter-spacing:.02em}
.ch-hero-trust .item{display:inline-flex;align-items:center;gap:6px}
.ch-hero-trust i{color:var(--primary)}

@media (max-width:900px){
  .ch-hero-grid{grid-template-columns:1fr;gap:44px}
  .ch-hero{padding:60px 0 70px}
}

/* ============ DASHBOARD MOCKUP ============ */
.ch-dash{position:relative;background:linear-gradient(180deg,var(--card),#0a0a0d);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl),var(--glow);padding:18px;transform:perspective(1400px) rotateY(-3deg) rotateX(2deg);transition:transform .4s ease}
.ch-dash:hover{transform:perspective(1400px) rotateY(0deg) rotateX(0deg)}
.ch-dash::before{content:'';position:absolute;inset:-30px;z-index:-1;background:radial-gradient(55% 55% at 50% 40%,rgba(91,140,255,.22),transparent 70%);border-radius:inherit}
.ch-dash-bar{display:flex;align-items:center;gap:6px;padding-bottom:14px;border-bottom:1px solid var(--border);margin-bottom:16px}
.ch-dash-bar .dot{width:11px;height:11px;border-radius:99px;background:#26262e}
.ch-dash-bar .dot.r{background:#e5484d}.ch-dash-bar .dot.y{background:#ffb84d}.ch-dash-bar .dot.g{background:#3ddc84}
.ch-dash-bar .url{margin-left:14px;padding:5px 14px;background:rgba(255,255,255,.03);border-radius:6px;font-size:12px;color:var(--text-light);font-family:var(--mono)}
.ch-dash-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:14px}
.ch-stat-card{background:rgba(255,255,255,.015);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px}
.ch-stat-card .label{font-family:var(--mono);font-size:10px;font-weight:500;color:var(--text-light);text-transform:uppercase;letter-spacing:.06em;margin-bottom:8px}
.ch-stat-card .value{font-size:24px;font-weight:600;color:var(--text);letter-spacing:-0.02em}
.ch-stat-card .delta{display:inline-flex;align-items:center;gap:3px;font-size:12px;font-weight:500;color:var(--success);margin-top:2px}
.ch-stat-card .delta.neg{color:#e5484d}
.ch-dash-row{background:rgba(255,255,255,.012);border:1px solid var(--border);border-radius:var(--radius);padding:13px 15px;display:flex;align-items:center;justify-content:space-between;font-size:13px}
.ch-dash-row + .ch-dash-row{margin-top:8px}
.ch-dash-row .left{display:flex;align-items:center;gap:10px}
.ch-dash-row .av{width:31px;height:31px;border-radius:8px;background:var(--primary-light);color:#a9c1ff;font-family:var(--mono);font-weight:600;font-size:11px;display:flex;align-items:center;justify-content:center}
.ch-dash-row .av.g{background:rgba(61,220,132,.14);color:#7ee2a8}
.ch-dash-row .av.o{background:rgba(255,184,77,.14);color:#ffc97a}
.ch-dash-row .pill-live{font-family:var(--mono);font-size:9.5px;font-weight:600;padding:3px 9px;border-radius:99px;background:rgba(61,220,132,.12);color:var(--success);letter-spacing:.04em;text-transform:uppercase}
.ch-dash-row .pill-ring{background:rgba(255,184,77,.12);color:var(--warning)}
.ch-dash-row .dur{color:var(--text-light);font-family:var(--mono)}
.ch-pulse{position:relative;display:inline-block;width:7px;height:7px;border-radius:99px;background:var(--success);margin-right:6px}
.ch-pulse::after{content:'';position:absolute;inset:-3px;border-radius:99px;background:var(--success);opacity:.35;animation:chPulse 1.6s ease-out infinite}
@keyframes chPulse{0%{transform:scale(1);opacity:.4}100%{transform:scale(2.2);opacity:0}}

/* ============ TRUST STRIP ============ */
.ch-trust{padding:36px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.ch-trust .hint{text-align:center;font-family:var(--mono);font-size:12px;font-weight:500;color:var(--text-light);text-transform:uppercase;letter-spacing:.12em;margin-bottom:24px}
.ch-trust-row{display:grid;grid-template-columns:repeat(6,1fr);align-items:center;gap:36px;opacity:.55}
.ch-trust-row .brand{font-weight:700;letter-spacing:-.01em;font-size:18px;color:var(--text-light);text-align:center}
@media (max-width:900px){.ch-trust-row{grid-template-columns:repeat(3,1fr);gap:24px}}

/* ============ FEATURES GRID ============ */
.ch-feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media (max-width:900px){.ch-feat-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.ch-feat-grid{grid-template-columns:1fr}}
.ch-feat{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px 22px;transition:all .25s ease}
.ch-feat:hover{transform:translateY(-3px);border-color:var(--border-2);box-shadow:var(--shadow-lg)}
.ch-feat-icon{width:42px;height:42px;border-radius:11px;display:flex;align-items:center;justify-content:center;font-size:17px;color:#a9c1ff;margin-bottom:16px;background:linear-gradient(135deg,rgba(91,140,255,.18),rgba(138,107,255,.14));border:1px solid var(--border)}
.ch-feat-icon.v{color:#c3aaff;background:linear-gradient(135deg,rgba(138,107,255,.2),rgba(168,85,247,.12))}
.ch-feat-icon.g{color:#7ee2a8;background:linear-gradient(135deg,rgba(61,220,132,.16),rgba(34,197,94,.1))}
.ch-feat-icon.o{color:#ffc97a;background:linear-gradient(135deg,rgba(255,184,77,.16),rgba(249,115,22,.1))}
.ch-feat-icon.p{color:#f0a5d0;background:linear-gradient(135deg,rgba(138,107,255,.16),rgba(236,72,153,.12))}
.ch-feat-icon.r{color:#f4a0a3;background:linear-gradient(135deg,rgba(229,72,77,.16),rgba(244,63,94,.1))}
.ch-feat-icon.c{color:#7cd8f0;background:linear-gradient(135deg,rgba(14,165,233,.16),rgba(6,182,212,.1))}
.ch-feat-icon.k{color:#c0c0cc;background:linear-gradient(135deg,rgba(255,255,255,.08),rgba(255,255,255,.03))}
.ch-feat h3{margin-bottom:7px;font-size:16px;font-weight:600}
.ch-feat p{font-size:13.5px;line-height:1.6;color:var(--text-muted)}

/* ============ BIG STATS ============ */
.ch-stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}
@media (max-width:900px){.ch-stats-row{grid-template-columns:repeat(2,1fr)}}
.ch-bigstat{text-align:center;background:var(--bg-alt);padding:26px 18px}
.ch-bigstat .n{font-size:clamp(38px,5vw,58px);font-weight:600;letter-spacing:-0.035em;line-height:1;background:linear-gradient(120deg,#fff,#9fb8ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.ch-bigstat .n .plus{color:var(--primary);margin-left:2px;-webkit-text-fill-color:var(--primary)}
.ch-bigstat .l{font-size:13px;font-weight:500;color:var(--text-light);margin-top:8px}

/* ============ HIGHLIGHT / SECURITY SPLIT ============ */
.ch-highlight{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.ch-highlight.reverse{direction:rtl}.ch-highlight.reverse > *{direction:ltr}
@media (max-width:900px){.ch-highlight{grid-template-columns:1fr;gap:44px}.ch-highlight.reverse{direction:ltr}}
.ch-highlight h2{margin-bottom:18px}
.ch-highlight p{font-size:16px;line-height:1.7;margin-bottom:22px}
.ch-checklist{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:12px}
.ch-checklist li{display:flex;align-items:flex-start;gap:11px;font-size:14.5px;color:#c8c8d2}
.ch-checklist li i{color:var(--primary);font-size:17px;margin-top:1px;flex-shrink:0}
.ch-checklist li b{color:var(--text);font-weight:600;margin-right:4px}
.ch-visual{background:linear-gradient(180deg,var(--card),#0b0b0e);border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px;box-shadow:var(--shadow-lg)}
.ch-visual.dark .row{background:rgba(255,255,255,.02);color:#c8c8d2;border-color:var(--border)}

/* ============ PRICING ============ */
.ch-price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;max-width:1140px;margin:0 auto}
@media (max-width:900px){.ch-price-grid{grid-template-columns:1fr;max-width:480px}}
.ch-price{position:relative;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:30px 26px;display:flex;flex-direction:column;transition:all .2s ease}
.ch-price:hover{transform:translateY(-4px);border-color:var(--border-2);box-shadow:var(--shadow-lg)}
.ch-price.featured{border-color:rgba(91,140,255,.5);box-shadow:0 20px 60px -20px rgba(91,140,255,.35);transform:translateY(-6px);background:linear-gradient(180deg,rgba(91,140,255,.07),var(--card))}
.ch-price.featured:hover{transform:translateY(-10px)}
.ch-price .pop-badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-family:var(--mono);font-size:10px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;padding:5px 13px;border-radius:99px;box-shadow:0 6px 20px rgba(var(--primary-rgb),.4)}
.ch-price h3{font-size:20px;margin-bottom:6px;font-weight:600}
.ch-price .desc{font-size:12.5px;color:var(--text-light);margin-bottom:22px;min-height:36px;line-height:1.4}
.ch-price .amount{display:flex;align-items:baseline;gap:4px;margin-bottom:24px;padding-bottom:22px;border-bottom:1px solid var(--border)}
.ch-price .amount .d{font-size:22px;font-weight:500;color:var(--text-light)}
.ch-price .amount .n{font-size:50px;font-weight:600;letter-spacing:-0.03em;color:var(--text);line-height:1}
.ch-price .amount .per{font-size:14px;color:var(--text-light);margin-left:6px}
.ch-price ul{list-style:none;padding:0;margin:0 0 28px;display:flex;flex-direction:column;gap:10px;flex:1}
.ch-price ul li{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--text-muted);line-height:1.5}
.ch-price ul li i{color:var(--primary);margin-top:3px;font-size:12px;flex-shrink:0}
.ch-price ul li b{color:var(--text);font-weight:600}
.ch-price ul li .tag{font-family:var(--mono);font-size:9.5px;font-weight:600;padding:2px 6px;border-radius:99px;letter-spacing:.04em;text-transform:uppercase;background:var(--primary-light);color:#a9c1ff;margin-left:6px}
.ch-price ul li .tag.v{background:rgba(138,107,255,.16);color:#c3aaff}
.ch-price ul li .tag.o{background:rgba(255,184,77,.16);color:#ffc97a}
.ch-price .price-cta{width:100%;justify-content:center}
/* white-label / featured price overrides that used light gradients inline are softened here */
.ch-price[style*="fffbeb"],.ch-price[style*="fff7ed"]{background:linear-gradient(180deg,rgba(255,184,77,.06),var(--card))!important}

/* ============ HOW IT WORKS ============ */
.ch-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;counter-reset:step}
@media (max-width:900px){.ch-steps{grid-template-columns:1fr}}
.ch-step{position:relative;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:26px 22px;counter-increment:step}
.ch-step:hover{border-color:var(--border-2)}
.ch-step .num{position:absolute;top:-20px;left:24px;width:40px;height:40px;border-radius:11px;display:flex;align-items:center;justify-content:center;background:var(--primary-light);border:1px solid var(--border-2);color:#a9c1ff;font-family:var(--mono);font-weight:600;font-size:15px;box-shadow:0 8px 24px rgba(0,0,0,.4)}
.ch-step h3{margin:16px 0 8px;font-size:17px;font-weight:600}
.ch-step p{font-size:14px;line-height:1.6;color:var(--text-muted)}
.ch-codeblock{background:#0a0a0e;color:var(--text);border-radius:var(--radius-lg);padding:24px 28px;font-family:var(--mono);font-size:14px;line-height:1.7;overflow-x:auto;margin-top:44px;border:1px solid var(--border);position:relative}
.ch-codeblock::before{content:'';position:absolute;top:16px;left:16px;width:46px;height:10px;background-image:radial-gradient(circle,#e5484d 3px,transparent 3px),radial-gradient(circle,#ffb84d 3px,transparent 3px),radial-gradient(circle,#3ddc84 3px,transparent 3px);background-position:0 50%,16px 50%,32px 50%;background-size:10px 10px;background-repeat:no-repeat}
.ch-codeblock pre{margin:0;padding-top:24px;white-space:pre-wrap;word-break:break-word}
.ch-codeblock .c{color:var(--text-light)}.ch-codeblock .k{color:var(--primary)}.ch-codeblock .s{color:var(--success)}

/* ============ FAQ ============ */
.ch-faq{max-width:780px;margin:0 auto;display:flex;flex-direction:column;gap:10px}
.ch-faq-item{border:1px solid var(--border);border-radius:var(--radius);background:var(--card);overflow:hidden;transition:border-color .2s, box-shadow .2s}
.ch-faq-item.open{border-color:var(--border-2);box-shadow:var(--shadow)}
.ch-faq-q{width:100%;background:none;border:none;padding:18px 22px;display:flex;align-items:center;justify-content:space-between;gap:18px;font-size:15px;font-weight:600;color:var(--text);cursor:pointer;font-family:inherit;text-align:left}
.ch-faq-q .chev{flex-shrink:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.05);border-radius:99px;color:var(--text-light);font-size:12px;transition:transform .2s}
.ch-faq-item.open .ch-faq-q .chev{transform:rotate(180deg);background:var(--primary-light);color:var(--primary)}
.ch-faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.ch-faq-a-inner{padding:0 22px 18px;font-size:14px;color:var(--text-muted);line-height:1.7}
.ch-faq-item.open .ch-faq-a{max-height:400px}

/* ============ CTA SECTION ============ */
.ch-cta{position:relative;overflow:hidden;background:radial-gradient(ellipse 60% 130% at 50% 0%,rgba(91,140,255,.18),transparent),linear-gradient(180deg,var(--card),#0b0b0f);border:1px solid var(--border);border-radius:var(--radius-xl);padding:64px 48px;text-align:center;color:#fff}
.ch-cta::before{content:'';position:absolute;inset:-50%;z-index:0;background:radial-gradient(38% 38% at 22% 18%,rgba(138,107,255,.35),transparent 60%),radial-gradient(34% 34% at 80% 82%,rgba(91,140,255,.3),transparent 60%)}
.ch-cta > *{position:relative;z-index:1}
.ch-cta h2{color:#fff;margin-bottom:14px}
.ch-cta p{font-size:17px;color:var(--text-muted);max-width:540px;margin:0 auto 28px}

/* ============ FOOTER ============ */
.ch-footer{background:var(--bg-darker);color:var(--text-muted);padding:60px 0 28px;border-top:1px solid var(--border)}
.ch-footer-grid{max-width:var(--container);margin:0 auto;padding:0 24px;display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:48px}
@media (max-width:900px){.ch-footer-grid{grid-template-columns:1fr 1fr;gap:36px}}
@media (max-width:600px){.ch-footer-grid{grid-template-columns:1fr;gap:32px}}
.ch-footer-brand .logo{display:flex;align-items:center;gap:10px;color:#fff;font-weight:600;font-size:17px;margin-bottom:14px}
.ch-footer-brand .logo img{height:30px;width:30px;object-fit:contain}
.ch-footer-brand .logo strong{font-weight:400;color:var(--text-light)}
.ch-footer-brand p{font-size:13.5px;line-height:1.7;max-width:340px;color:var(--text-light)}
.ch-footer-col h4{font-family:var(--mono);font-size:12px;font-weight:500;color:var(--text-light);text-transform:uppercase;letter-spacing:.06em;margin-bottom:16px}
.ch-footer-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.ch-footer-col ul a{font-size:13.5px;color:var(--text-muted);transition:color .15s}
.ch-footer-col ul a:hover{color:var(--text)}
.ch-footer-bottom{max-width:var(--container);margin:44px auto 0;padding:22px 24px 0;border-top:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;font-family:var(--mono);font-size:12.5px;color:var(--text-light)}

/* ============ FEATURES PAGE — CATEGORY SECTIONS ============ */
.ch-feat-cat{margin-bottom:60px}
.ch-feat-cat-head{display:flex;align-items:center;gap:14px;margin-bottom:22px;padding-bottom:18px;border-bottom:1px solid var(--border)}
.ch-feat-cat-head .icon{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:19px;color:#a9c1ff;flex-shrink:0;background:linear-gradient(135deg,rgba(91,140,255,.18),rgba(138,107,255,.12));border:1px solid var(--border)}
.ch-feat-cat-head h2{font-size:25px;margin:0}
.ch-feat-cat-list{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media (max-width:900px){.ch-feat-cat-list{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.ch-feat-cat-list{grid-template-columns:1fr}}
.ch-feat-cat-item{display:flex;gap:14px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px;transition:border-color .2s, box-shadow .2s}
.ch-feat-cat-item:hover{border-color:var(--border-2);box-shadow:var(--shadow)}
.ch-feat-cat-item .check{width:24px;height:24px;border-radius:99px;background:var(--primary-light);color:#a9c1ff;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:12px}
.ch-feat-cat-item h4{font-size:15px;font-weight:600;color:var(--text);margin:0 0 4px}
.ch-feat-cat-item p{font-size:13px;color:var(--text-light);line-height:1.55}

/* ============ WHAT'S NEW ============ */
.ch-whats-new{background:linear-gradient(135deg,rgba(255,184,77,.06),rgba(138,107,255,.05));border:1px solid var(--border);border-radius:var(--radius-xl);padding:36px}
.ch-whats-new .head{display:flex;align-items:center;gap:12px;margin-bottom:8px}
.ch-whats-new .head i{font-size:22px;color:var(--warning)}
.ch-whats-new h2{color:var(--text)}
.ch-whats-new > p{color:var(--text-muted);margin-bottom:24px;font-size:14px}
.ch-whats-new-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px}
.ch-whats-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;position:relative}
.ch-whats-card.hot{border-color:rgba(138,107,255,.4)}
.ch-whats-card i{font-size:18px;display:block;margin-bottom:8px;color:#a9c1ff}
.ch-whats-card h4{font-size:14px;margin:0 0 4px;color:var(--text)}
.ch-whats-card p{font-size:12px;line-height:1.55;color:var(--text-muted);margin:0}
.ch-whats-card .v{display:inline-block;background:var(--accent);color:#fff;font-size:9px;font-weight:700;padding:2px 6px;border-radius:4px;margin-left:6px;letter-spacing:.04em}

/* ============ SCREENSHOTS / TABS ============ */
.ch-tabs{display:flex;justify-content:center;gap:6px;margin-bottom:36px;flex-wrap:wrap}
.ch-tab{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:10px;background:transparent;border:1px solid var(--border);font-size:14px;font-weight:500;color:var(--text-muted);cursor:pointer;transition:all .15s;font-family:inherit}
.ch-tab.active{background:#fff;color:#000;border-color:#fff}
.ch-tab:hover:not(.active){border-color:var(--border-2);color:var(--text)}
.ch-tab .count{font-family:var(--mono);font-size:11px;padding:2px 7px;border-radius:99px;background:rgba(255,255,255,.06);color:var(--text-light);font-weight:600}
.ch-tab.active .count{background:rgba(0,0,0,.12);color:#000}
.ch-screens-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:18px}
.ch-screen-thumb{cursor:pointer;border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);background:var(--card);aspect-ratio:16/10;position:relative;transition:all .25s}
.ch-screen-thumb:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--border-2)}
.ch-screen-thumb img{width:100%;height:100%;object-fit:cover;object-position:top center;display:block;transition:transform .4s}
.ch-screen-thumb:hover img{transform:scale(1.03)}
.ch-screen-thumb .overlay{position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(0,0,0,.8));display:flex;align-items:flex-end;padding:16px;opacity:0;transition:opacity .25s}
.ch-screen-thumb:hover .overlay{opacity:1}
.ch-screen-thumb .overlay span{color:#fff;font-size:13px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.ch-lightbox{display:none;position:fixed;inset:0;background:rgba(2,2,4,.95);z-index:9999;align-items:center;justify-content:center;padding:24px;flex-direction:column}
.ch-lightbox.open{display:flex}
.ch-lightbox img{max-width:96vw;max-height:88vh;border-radius:8px;box-shadow:0 24px 80px rgba(0,0,0,.8)}
.ch-lightbox .close{position:fixed;top:18px;right:24px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);color:#fff;width:42px;height:42px;border-radius:99px;font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.2s}
.ch-lightbox .close:hover{background:rgba(255,255,255,.16)}
.ch-lightbox .nav-btn{position:fixed;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);color:#fff;width:48px;height:48px;border-radius:99px;font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.2s}
.ch-lightbox .nav-btn:hover{background:rgba(255,255,255,.16)}
.ch-lightbox .nav-btn.prev{left:20px}.ch-lightbox .nav-btn.next{right:20px}
.ch-lightbox .counter{color:var(--text-light);font-size:13px;margin-top:14px;font-family:var(--mono)}
.ch-empty{text-align:center;color:var(--text-light);padding:60px 20px;background:var(--bg-alt);border-radius:var(--radius);font-size:14px;border:1px dashed var(--border)}

/* ============ INFO BOX ============ */
.ch-info-card{background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius-xl);padding:34px;margin-bottom:36px}
.ch-info-card h3{font-size:18px;margin-bottom:20px;display:flex;align-items:center;gap:10px;font-weight:600}
.ch-info-card h3 i{color:var(--primary)}
.ch-info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:20px}
.ch-info-grid .item .k{font-family:var(--mono);font-size:11px;color:var(--text-light);text-transform:uppercase;letter-spacing:.05em;font-weight:500;margin-bottom:4px}
.ch-info-grid .item .v{font-size:14px;font-weight:600;color:var(--text)}

/* ============ RELEASE BANNER ============ */
.ch-release-banner{background:linear-gradient(90deg,#0b0b12,#151022);color:#fff;padding:11px 16px;text-align:center;font-size:14px;font-weight:500;border-bottom:1px solid var(--border)}
.ch-release-banner b{color:var(--warning)}
.ch-release-banner a{color:#fff;text-decoration:underline;font-weight:600;margin-left:8px;text-underline-offset:3px;text-decoration-thickness:1px}

/* ============ SCROLL ANIMATION ============ */
.ch-reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1)}
.ch-reveal.in{opacity:1;transform:translateY(0)}

@media (max-width:600px){
  body.ch h1{font-size:36px}
  body.ch h2{font-size:29px}
  .ch-section{padding:60px 0}
  .ch-hero{padding:44px 0 56px}
  .ch-cta{padding:44px 22px}
  .ch-dash{padding:14px;transform:none}
  .ch-feat{padding:20px 18px}
}

/* ============================================================
   AUTODIALER — modes / nodes / security rows
   ============================================================ */
.ch-modes-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media(max-width:768px){.ch-modes-grid{grid-template-columns:1fr}}
.ch-mode{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;transition:all .25s ease;display:flex;flex-direction:column;position:relative;overflow:hidden}
.ch-mode::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(91,140,255,.5),transparent);opacity:0;transition:opacity .3s}
.ch-mode:hover{transform:translateY(-4px);border-color:var(--border-2);box-shadow:var(--shadow-lg)}
.ch-mode:hover::before{opacity:1}
.ch-mode .mode-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.ch-mode .mode-num{font-family:var(--mono);font-size:11px;font-weight:600;color:#a9c1ff;letter-spacing:.06em;text-transform:uppercase;padding:4px 10px;background:var(--primary-light);border-radius:99px;border:1px solid rgba(91,140,255,.2)}
.ch-mode .mode-icon{width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:15px;color:#a9c1ff;background:linear-gradient(135deg,rgba(91,140,255,.2),rgba(138,107,255,.14));border:1px solid var(--border)}
.ch-mode .mode-icon.v{color:#c3aaff;background:linear-gradient(135deg,rgba(138,107,255,.22),rgba(168,85,247,.12))}
.ch-mode .mode-icon.g{color:#7ee2a8;background:linear-gradient(135deg,rgba(61,220,132,.18),rgba(34,197,94,.1))}
.ch-mode .mode-icon.o{color:#ffc97a;background:linear-gradient(135deg,rgba(255,184,77,.18),rgba(249,115,22,.1))}
.ch-mode .mode-icon.p{color:#f0a5d0;background:linear-gradient(135deg,rgba(138,107,255,.18),rgba(236,72,153,.12))}
.ch-mode .mode-icon.r{color:#f4a0a3;background:linear-gradient(135deg,rgba(229,72,77,.18),rgba(244,63,94,.1))}
.ch-mode .mode-icon.c{color:#7cd8f0;background:linear-gradient(135deg,rgba(14,165,233,.18),rgba(6,182,212,.1))}
.ch-mode h3{font-size:17px;margin-bottom:8px;font-weight:600}
.ch-mode p{font-size:13.5px;line-height:1.6;color:var(--text-muted);margin-bottom:0}
.ch-mode.wide{padding:32px}
.ch-mode.wide.featured{border-color:rgba(91,140,255,.3);background:radial-gradient(ellipse 70% 130% at 12% 0%,rgba(91,140,255,.09),transparent),var(--card);box-shadow:0 16px 44px -18px rgba(91,140,255,.3)}
.ch-mode.wide.featured:hover{transform:translateY(-3px)}
.ch-node-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin-top:18px}
.ch-node{background:rgba(255,255,255,.015);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px;transition:transform .15s, border-color .15s}
.ch-node:hover{transform:translateY(-2px);border-color:var(--border-2)}
.ch-node .lbl{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:600;margin-bottom:6px}
.ch-node .lbl i{font-size:13px}
.ch-node p{font-size:12.5px;line-height:1.55;color:var(--text-muted);margin:0}
.ch-node.v{background:linear-gradient(180deg,rgba(138,107,255,.08),transparent);border-color:rgba(138,107,255,.22)}.ch-node.v .lbl{color:#c3aaff}
.ch-node.g{background:linear-gradient(180deg,rgba(61,220,132,.07),transparent);border-color:rgba(61,220,132,.22)}.ch-node.g .lbl{color:#7ee2a8}
.ch-node.o{background:linear-gradient(180deg,rgba(255,184,77,.07),transparent);border-color:rgba(255,184,77,.22)}.ch-node.o .lbl{color:#ffc97a}
.ch-node.r{background:linear-gradient(180deg,rgba(229,72,77,.07),transparent);border-color:rgba(229,72,77,.22)}.ch-node.r .lbl{color:#f4a0a3}
.sv-row{display:flex;align-items:center;gap:14px;padding:11px 14px;background:rgba(255,255,255,.02);border:1px solid var(--border);border-radius:10px;margin-bottom:8px;font-size:13.5px}
.sv-dot{width:8px;height:8px;border-radius:99px;flex-shrink:0}
.sv-dot.g{background:var(--success);box-shadow:0 0 0 4px rgba(61,220,132,.15)}
.sv-dot.x{background:#3c3c46}
.sv-label{flex:1;color:var(--text)}
.sv-value{font-family:var(--mono);font-size:13px;color:var(--text);font-weight:600}
.sv-hidden{font-family:var(--mono);font-size:12px;color:var(--text-light);text-transform:uppercase;letter-spacing:.08em;font-weight:600;padding:2px 8px;background:rgba(255,255,255,.04);border-radius:6px}
.ch-steps-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:1024px){.ch-steps-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.ch-steps-4{grid-template-columns:1fr}}

/* ============================================================
   HERO PHONE ANIMATION (prefixed classes, no collisions)
   ============================================================ */
.phone-wrap{display:flex;justify-content:center;position:relative;padding:10px 0}
.phone-wrap .halo{position:absolute;width:340px;height:340px;border-radius:50%;top:50%;left:50%;transform:translate(-50%,-50%);z-index:0;filter:blur(36px);background:radial-gradient(closest-side,rgba(91,140,255,.45),transparent);animation:phHalo 6s ease-in-out infinite}
@keyframes phHalo{50%{transform:translate(-50%,-50%) scale(1.14)}}
.phone{width:276px;height:562px;position:relative;z-index:2;border-radius:42px;padding:11px;background:linear-gradient(160deg,#17171e,#0a0a0d);border:1px solid var(--border-2);box-shadow:0 54px 120px -34px rgba(91,140,255,.6),0 0 0 1px rgba(255,255,255,.05) inset;animation:phFloat 7s ease-in-out infinite}
@keyframes phFloat{50%{transform:translateY(-12px)}}
.phone .notch{position:absolute;top:15px;left:50%;transform:translateX(-50%);width:90px;height:20px;border-radius:20px;background:#000;z-index:6}
.phone .screen{position:relative;width:100%;height:100%;border-radius:32px;overflow:hidden;background:radial-gradient(ellipse at 50% 0%,#0f0f16,#08080a)}
.phone .pstatus{display:flex;justify-content:space-between;align-items:center;padding:13px 20px 0;font-family:var(--mono);font-size:10.5px;color:var(--text-light);position:relative;z-index:3}
.phone .scr{position:absolute;inset:0;display:flex;flex-direction:column;padding:36px 18px 20px;opacity:0;transform:scale(.98);transition:opacity .45s,transform .45s;pointer-events:none}
.phone .scr.on{opacity:1;transform:none}
.phone .num-disp{text-align:center;font-size:22px;font-weight:500;letter-spacing:.04em;min-height:30px;margin:12px 0 5px;color:#fff}
.phone .num-sub{text-align:center;font-family:var(--mono);font-size:10px;color:var(--primary);margin-bottom:12px;text-transform:uppercase;letter-spacing:.06em}
.phone .keypad{display:grid;grid-template-columns:repeat(3,1fr);gap:11px;margin:auto 8px 12px}
.phone .key{aspect-ratio:1;border-radius:50%;border:1px solid var(--border);background:rgba(255,255,255,.02);display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:18px;font-weight:500;color:#eee;transition:.13s}
.phone .key small{font-size:7.5px;letter-spacing:.12em;color:var(--text-light);margin-top:1px}
.phone .key.hit{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 0 22px rgba(91,140,255,.75);transform:scale(1.07)}
.phone .call-btn{width:54px;height:54px;border-radius:50%;background:linear-gradient(135deg,#3ddc84,#2bb56a);margin:0 auto;display:grid;place-items:center;box-shadow:0 8px 22px rgba(61,220,132,.4)}
.phone .call-btn svg{width:23px;height:23px;fill:#fff}
.phone .pavatar{width:84px;height:84px;border-radius:50%;margin:24px auto 0;display:grid;place-items:center;font-size:28px;font-weight:600;color:#fff;position:relative;background:linear-gradient(135deg,var(--primary),var(--accent))}
.phone .ring{position:absolute;inset:-6px;border-radius:50%;border:2px solid rgba(91,140,255,.5);animation:phRing 1.8s ease-out infinite}
.phone .ring.d{animation-delay:.9s}
@keyframes phRing{0%{transform:scale(1);opacity:.8}100%{transform:scale(1.75);opacity:0}}
.phone .call-name{text-align:center;font-size:18px;font-weight:600;margin-top:18px;color:#fff}
.phone .call-state{text-align:center;font-family:var(--mono);font-size:12px;color:var(--text-muted);margin-top:5px}
.phone .call-tag{margin:13px auto 0;font-family:var(--mono);font-size:9.5px;color:#a9c1ff;padding:4px 11px;border:1px solid var(--border-2);border-radius:100px;background:var(--primary-light)}
.phone .ptimer{text-align:center;font-family:var(--mono);font-size:13px;color:var(--success);margin-top:6px}
.phone .pwave{display:flex;align-items:center;justify-content:center;gap:4px;height:64px;margin:16px 0}
.phone .pwave span{width:4px;border-radius:3px;background:linear-gradient(180deg,var(--primary),var(--accent));animation:phWave 1s ease-in-out infinite}
@keyframes phWave{0%,100%{height:10px}50%{height:48px}}
.phone .xlate{margin:auto 0 12px;border:1px solid var(--border);border-radius:12px;padding:10px 12px;background:rgba(91,140,255,.05)}
.phone .xlate .row{display:flex;gap:8px;font-size:10.5px;margin-bottom:6px}
.phone .xlate .row:last-child{margin:0}
.phone .xlate .lang{font-family:var(--mono);color:var(--primary);flex-shrink:0}
.phone .xlate .txt{color:#c9c9d2}
.phone .pctrls{display:flex;justify-content:center;gap:22px;margin-top:4px}
.phone .pctrl{width:46px;height:46px;border-radius:50%;border:1px solid var(--border);background:rgba(255,255,255,.03);display:grid;place-items:center}
.phone .pctrl svg{width:19px;height:19px;stroke:#eee}
.phone .pctrl.end{background:#e5484d;border-color:#e5484d}
.phone .pctrl.end svg{fill:#fff;stroke:none}
@media(prefers-reduced-motion:reduce){.phone,.phone-wrap .halo{animation:none}}

/* override ch-motion.css mobile nav (loaded after this file) to stay dark */
@media(max-width:900px){
  .ch-nav-links.open{background:rgba(11,11,15,.98)!important}
  .ch-nav-links.open a{background:rgba(255,255,255,.04)!important;color:var(--text)!important;border:1px solid var(--border)!important}
  .ch-nav-links.open a:hover{background:rgba(255,255,255,.08)!important}
}

@media(prefers-reduced-motion:reduce){
  .ch-reveal{opacity:1;transform:none;transition:none}
  .ch-pulse::after{animation:none}
  html{scroll-behavior:auto}
}