/* ============================================
   CARTFY — Design System v2.0
   ============================================ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#06090f;
  --bg2:#0b1018;
  --bg3:#111827;
  --bg4:#1a2332;
  --blue:#1E6FFF;
  --blue2:#3b82f6;
  --blue-glow:rgba(30,111,255,.25);
  --blue-dark:#1557d4;
  --text:#f0f4ff;
  --text2:#94a3b8;
  --text3:#4b5563;
  --border:rgba(255,255,255,.07);
  --border2:rgba(255,255,255,.12);
  --card:rgba(15,25,42,.8);
  --card2:#0f1a2b;
  --green:#22c55e;
  --orange:#f97316;
  --purple:#8b5cf6;
  --red:#ef4444;
  --shadow:0 24px 64px rgba(0,0,0,.5);
  --radius:16px;
  --radius-lg:24px;
  --radius-sm:10px;
}
html{scroll-behavior:smooth;font-size:16px}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',sans-serif;
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:'Inter',sans-serif}

/* ============ LAYOUT ============ */
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.container-sm{max-width:800px;margin:0 auto;padding:0 24px}
.section{padding:100px 0}
.section-sm{padding:64px 0}
.section-xs{padding:40px 0}

/* ============ TYPOGRAPHY ============ */
h1,h2,h3,h4,h5{font-weight:800;line-height:1.15;letter-spacing:-.025em}
h1{font-size:clamp(38px,5.5vw,72px)}
h2{font-size:clamp(28px,4vw,52px)}
h3{font-size:clamp(20px,2.5vw,30px)}
h4{font-size:18px}
.text-blue{color:var(--blue)}
.text-green{color:var(--green)}
.text-muted{color:var(--text2)}
.text-center{text-align:center}
.gradient-text{
  background:linear-gradient(135deg,#fff 0%,var(--blue) 100%);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:15px 32px;border-radius:50px;
  font-weight:700;font-size:15px;cursor:pointer;border:none;
  transition:all .25s cubic-bezier(.4,0,.2,1);
  letter-spacing:.03em;white-space:nowrap;position:relative;overflow:hidden;
  touch-action:manipulation;-webkit-tap-highlight-color:transparent;
  text-transform:uppercase;font-size:13px;
}
.btn::before{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(255,255,255,.18) 0%,transparent 60%);
  opacity:0;transition:opacity .25s;
}
.btn:hover::before{opacity:1}
.btn-primary{
  background:linear-gradient(135deg,#2979ff 0%,#1557d4 100%);
  color:#fff;
  box-shadow:0 4px 20px rgba(30,111,255,.45),0 1px 0 rgba(255,255,255,.15) inset;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 36px rgba(30,111,255,.6),0 1px 0 rgba(255,255,255,.15) inset}
.btn-primary:active{transform:translateY(0);box-shadow:0 2px 12px rgba(30,111,255,.4)}
.btn-outline{
  background:rgba(255,255,255,.04);color:var(--text);
  border:1.5px solid rgba(255,255,255,.18);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.btn-outline:hover{border-color:var(--blue);color:var(--blue);background:rgba(30,111,255,.08);box-shadow:0 0 0 1px rgba(30,111,255,.2)}
.btn-ghost{background:rgba(255,255,255,.05);color:var(--text2);border:none}
.btn-ghost:hover{background:rgba(255,255,255,.1);color:var(--text)}
.btn-lg{padding:19px 44px;font-size:14px}
.btn-xl{padding:22px 52px;font-size:14px}
.btn-sm{padding:10px 22px;font-size:11px}

/* ============ BADGES & TAGS ============ */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(30,111,255,.1);color:var(--blue);
  border:1px solid rgba(30,111,255,.2);
  border-radius:100px;padding:6px 16px;
  font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
}
.badge-green{background:rgba(34,197,94,.1);color:var(--green);border:1px solid rgba(34,197,94,.2);border-radius:100px;padding:4px 12px;font-size:12px;font-weight:700}
.badge-orange{background:rgba(249,115,22,.1);color:var(--orange);border:1px solid rgba(249,115,22,.2);border-radius:100px;padding:4px 12px;font-size:12px;font-weight:700}
.live-dot{
  width:8px;height:8px;background:var(--green);border-radius:50%;
  animation:livePulse 2s infinite;display:inline-block;
}
@keyframes livePulse{
  0%,100%{box-shadow:0 0 0 0 rgba(34,197,94,.4)}
  50%{box-shadow:0 0 0 6px rgba(34,197,94,0)}
}

/* ============ CARDS ============ */
.card{
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius);padding:32px;
  transition:border-color .25s,transform .25s,box-shadow .25s;
}
.card:hover{
  border-color:rgba(30,111,255,.3);
  transform:translateY(-3px);
  box-shadow:0 20px 48px rgba(0,0,0,.4);
}
.card-glow{
  background:linear-gradient(135deg,rgba(30,111,255,.08) 0%,rgba(139,92,246,.04) 100%);
  border:1px solid rgba(30,111,255,.2);border-radius:var(--radius-lg);padding:40px;
}

/* ============ SECTION HEADER ============ */
.section-header{text-align:center;max-width:720px;margin:0 auto 72px}
.section-header p{color:var(--text2);font-size:17px;margin-top:16px;line-height:1.75}

/* ============ GRIDS ============ */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}

/* ============ METRICS ============ */
.metric-num{
  font-size:52px;font-weight:900;
  color:var(--blue);letter-spacing:-.04em;line-height:1;
  font-variant-numeric:tabular-nums;
}
.metric-label{color:var(--text2);font-size:13px;margin-top:6px;font-weight:500}

/* ============ NAVIGATION ============ */
nav{
  position:sticky;top:0;left:0;right:0;z-index:1000;
  background:rgba(6,9,15,.97);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border-bottom:1px solid var(--border);
  will-change:transform;
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:76px}
.nav-logo{font-size:23px;font-weight:900;letter-spacing:-.035em;color:var(--text)}
.nav-logo span{color:var(--blue)}
.nav-links{display:flex;align-items:center;gap:36px;list-style:none}
.nav-links a{
  color:var(--text2);font-size:14px;font-weight:600;
  transition:color .2s;position:relative;
}
.nav-links a::after{
  content:'';position:absolute;bottom:-4px;left:0;right:0;
  height:2px;background:var(--blue);
  transform:scaleX(0);transition:transform .2s;
}
.nav-links a:hover{color:var(--text)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-right{display:flex;gap:12px;align-items:center}
/* Mobile menu */
.hamburger{
  display:none;flex-direction:column;gap:5px;cursor:pointer;
  background:none;border:none;padding:8px;
}
.hamburger span{
  display:block;width:24px;height:2px;
  background:var(--text2);border-radius:2px;
  transition:all .3s;
}
.hamburger.open span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}
.mobile-menu{
  display:none;position:fixed;top:76px;left:0;right:0;bottom:0;
  background:rgba(6,9,15,.98);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  z-index:999;padding:40px 24px;
  flex-direction:column;gap:8px;
}
.mobile-menu.open{display:flex}
.mobile-menu a{
  display:block;padding:16px 0;font-size:20px;font-weight:700;
  color:var(--text2);border-bottom:1px solid var(--border);
  transition:color .2s;
}
.mobile-menu a:hover{color:var(--text)}
.mobile-menu .btn{margin-top:24px;width:100%;justify-content:center;font-size:16px;border-radius:14px;text-transform:none;letter-spacing:0;padding:16px 24px}
.clients-section{padding:40px 0;border-bottom:1px solid var(--border);background:var(--bg)}
.clients-label{text-align:center;font-size:11px;font-weight:700;color:var(--text3);text-transform:uppercase;letter-spacing:.14em;margin-bottom:28px}
.clients-logos{display:flex;align-items:center;justify-content:center;gap:36px;flex-wrap:wrap}
.client-logo-img{height:44px;width:auto;max-width:130px;object-fit:contain;opacity:.75;filter:grayscale(20%);border-radius:8px;transition:opacity .2s}
.client-logo-img:hover{opacity:1}
.client-logo-circle{width:60px;height:60px;border-radius:50%;object-fit:cover;border:2px solid var(--border2);transition:transform .2s}
.client-logo-circle:hover{transform:scale(1.05)}
.client-person-dot{width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:900;color:#fff;flex-shrink:0;border:2px solid rgba(255,255,255,.1)}
@media(max-width:640px){.clients-logos{gap:20px}.client-logo-img{height:36px;max-width:100px}.client-logo-circle,.client-person-dot{width:48px;height:48px;font-size:16px}}

/* ============ HERO ============ */
.hero{
  padding:80px 0 100px;
  position:relative;overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;pointer-events:none;overflow:hidden;
}
.hero-bg-orb{
  position:absolute;border-radius:50%;filter:blur(80px);
}
.hero-orb1{
  width:700px;height:700px;
  background:radial-gradient(circle,rgba(30,111,255,.18) 0%,transparent 70%);
  top:-200px;right:-100px;
}
.hero-orb2{
  width:400px;height:400px;
  background:radial-gradient(circle,rgba(139,92,246,.12) 0%,transparent 70%);
  bottom:-100px;left:-100px;
}
.hero-orb3{
  width:500px;height:500px;
  background:radial-gradient(circle,rgba(30,111,255,.08) 0%,transparent 70%);
  top:50%;left:50%;transform:translate(-50%,-50%);
}
.hero-content{position:relative;z-index:1}
.hero-eyebrow{
  display:flex;align-items:center;gap:10px;margin-bottom:28px;
}
.hero-eyebrow-text{color:var(--text2);font-size:14px;font-weight:600}
.hero-title{margin-bottom:24px;max-width:820px}
.hero-sub{
  font-size:18px;color:var(--text2);max-width:580px;
  margin-bottom:44px;line-height:1.75;
}
.hero-ctas{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:64px}
.hero-proof{
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  padding-top:32px;border-top:1px solid var(--border);
}
.hero-proof-avatars{display:flex}
.hero-proof-avatar{
  width:36px;height:36px;border-radius:50%;
  border:2px solid var(--bg);margin-right:-10px;
  font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;
}
.hero-proof-text{color:var(--text2);font-size:13px;font-weight:500}
.hero-proof-text strong{color:var(--text)}

/* ============ TYPING CURSOR ============ */
.typing-cursor{
  display:inline-block;width:3px;height:.85em;
  background:var(--blue);margin-left:3px;vertical-align:middle;
  animation:blink .7s step-end infinite;border-radius:2px;
}
@keyframes blink{0%,100%{opacity:1}50%{opacity:0}}

/* ============ STATS STRIP ============ */
.stats-strip{
  background:var(--bg2);border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);padding:56px 0;
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat-item{
  text-align:center;padding:0 32px;
  border-right:1px solid var(--border);
}
.stat-item:last-child{border-right:none}
.stat-num{
  font-size:44px;font-weight:900;letter-spacing:-.04em;
  background:linear-gradient(135deg,#fff 0%,var(--blue) 60%);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.stat-desc{color:var(--text2);font-size:13px;margin-top:6px;line-height:1.4}

/* ============ SOCIAL PROOF BAR ============ */
.social-proof-bar{
  background:var(--bg2);padding:24px 0;
  border-bottom:1px solid var(--border);
  overflow:hidden;
}
.social-proof-track{
  display:flex;gap:64px;align-items:center;
  animation:scroll 20s linear infinite;white-space:nowrap;
  width:max-content;
}
@keyframes scroll{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}
.social-proof-item{
  font-size:17px;font-weight:900;
  color:rgba(255,255,255,.18);letter-spacing:-.02em;
  text-transform:uppercase;
}

/* ============ VISUAL MOCK UI ============ */
.mock-ui{
  background:var(--bg2);border:1px solid var(--border);
  border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow);
}
.mock-ui-header{
  background:var(--bg3);padding:12px 16px;
  display:flex;align-items:center;gap:8px;
  border-bottom:1px solid var(--border);
}
.mock-dot{width:10px;height:10px;border-radius:50%}
.mock-dot-red{background:#ff5f57}
.mock-dot-yellow{background:#ffbd2e}
.mock-dot-green{background:#28c840}
.mock-ui-title{
  flex:1;text-align:center;
  font-size:12px;color:var(--text3);font-weight:600;
}
.mock-ui-body{padding:20px}
.mock-chart-bar{
  display:flex;align-items:flex-end;gap:8px;
  height:120px;padding:0 8px;
}
.mock-bar{
  flex:1;background:rgba(30,111,255,.2);border-radius:4px 4px 0 0;
  position:relative;transition:height .3s;border:1px solid rgba(30,111,255,.3);
}
.mock-bar.highlight{background:var(--blue);border-color:var(--blue)}
.mock-bar::after{
  content:attr(data-val);
  position:absolute;top:-20px;left:50%;transform:translateX(-50%);
  font-size:10px;font-weight:700;color:var(--blue);white-space:nowrap;
}
.mock-bar.highlight::after{color:#fff}
.mock-table{width:100%;border-collapse:collapse;font-size:13px}
.mock-table th{
  text-align:left;padding:8px 12px;
  font-size:11px;font-weight:700;text-transform:uppercase;
  letter-spacing:.06em;color:var(--text3);
  border-bottom:1px solid var(--border);
}
.mock-table td{padding:10px 12px;border-bottom:1px solid rgba(255,255,255,.04);color:var(--text2)}
.mock-table tr:last-child td{border-bottom:none}
.mock-table .val-up{color:var(--green);font-weight:700}
.mock-table .val-down{color:var(--red);font-weight:700}
.mock-chat{display:flex;flex-direction:column;gap:12px;padding:16px}
.mock-msg{max-width:80%;padding:10px 14px;border-radius:12px;font-size:13px;line-height:1.5}
.mock-msg.ai{background:rgba(30,111,255,.15);border:1px solid rgba(30,111,255,.2);color:var(--text);align-self:flex-start}
.mock-msg.user{background:rgba(255,255,255,.06);color:var(--text2);align-self:flex-end}
.mock-msg-label{font-size:10px;font-weight:700;letter-spacing:.06em;margin-bottom:4px;text-transform:uppercase}
.mock-msg-label.ai{color:var(--blue)}
.mock-msg-label.user{color:var(--text3)}
.mock-funnel{display:flex;flex-direction:column;gap:6px}
.mock-funnel-row{
  border-radius:8px;padding:10px 16px;
  display:flex;justify-content:space-between;align-items:center;
  font-size:13px;font-weight:600;
}
.mock-kpi-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.mock-kpi{background:rgba(255,255,255,.04);border-radius:10px;padding:14px;text-align:center}
.mock-kpi-val{font-size:22px;font-weight:900;color:var(--blue)}
.mock-kpi-label{font-size:11px;color:var(--text3);margin-top:2px}

/* ============ PROCESS STEPS ============ */
.process-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.process-line{
  position:absolute;top:28px;left:12.5%;right:12.5%;
  height:2px;background:linear-gradient(90deg,var(--blue) 0%,rgba(30,111,255,.15) 100%);
  z-index:0;
}
.step{text-align:center;padding:0 20px;position:relative;z-index:1}
.step-num{
  width:56px;height:56px;border-radius:50%;background:var(--blue);
  color:#fff;font-size:20px;font-weight:900;
  display:flex;align-items:center;justify-content:center;
  margin:0 auto 20px;border:3px solid var(--bg);
  box-shadow:0 0 0 3px rgba(30,111,255,.3),0 8px 24px rgba(30,111,255,.3);
}
.step h4{font-size:15px;margin-bottom:8px;font-weight:700}
.step p{font-size:13px;color:var(--text2);line-height:1.5}

/* ============ TESTIMONIALS ============ */
.testimonial-card{
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:36px;
  transition:border-color .25s,transform .25s;
}
.testimonial-card:hover{border-color:rgba(30,111,255,.3);transform:translateY(-3px)}
.stars{color:#f59e0b;font-size:18px;letter-spacing:2px;margin-bottom:20px}
.testimonial-text{color:var(--text2);font-size:15px;line-height:1.75;margin-bottom:24px;font-style:italic}
.testimonial-author{display:flex;align-items:center;gap:14px}
.t-avatar{
  width:48px;height:48px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:17px;flex-shrink:0;
  border:2px solid rgba(30,111,255,.3);
}
.t-name,.testimonial-name{font-weight:800;font-size:15px;margin-bottom:2px}
.t-role,.testimonial-role{color:var(--text3);font-size:12px}

/* ============ COMPARISON TABLE ============ */
.comparison{border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}
.comp-row{display:grid;grid-template-columns:2fr 1fr 1fr}
.comp-cell{padding:16px 24px;display:flex;align-items:center;font-size:14px}
.comp-row.header .comp-cell{
  background:var(--bg3);font-size:12px;font-weight:800;
  text-transform:uppercase;letter-spacing:.06em;color:var(--text3);
}
.comp-row.header .comp-cell:nth-child(3){color:var(--blue)}
.comp-row:not(.header){border-bottom:1px solid var(--border)}
.comp-row:not(.header):last-child{border-bottom:none}
.comp-row:not(.header) .comp-cell:nth-child(3){background:rgba(30,111,255,.04)}
.check{color:var(--green);font-weight:900;font-size:18px}
.cross{color:var(--red);font-weight:900;font-size:18px}

/* ============ ACCORDION / FAQ ============ */
.faq-list{max-width:760px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--border)}
.faq-q{
  width:100%;padding:24px 0;cursor:pointer;
  display:flex;justify-content:space-between;align-items:center;
  font-weight:700;font-size:16px;gap:16px;
  background:none;border:none;color:var(--text);text-align:left;
  transition:color .2s;font-family:'Inter',sans-serif;
}
.faq-q:hover{color:var(--blue)}
.faq-icon{
  width:28px;height:28px;border-radius:50%;
  background:rgba(30,111,255,.1);border:1px solid rgba(30,111,255,.2);
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;color:var(--blue);font-size:18px;font-weight:300;
  transition:transform .3s,background .3s;
}
.faq-a{padding:0 0 24px;color:var(--text2);font-size:15px;line-height:1.75;display:none}
.faq-item.open .faq-a{display:block}
.faq-item.open .faq-icon{transform:rotate(45deg);background:rgba(30,111,255,.2)}

/* ============ CTA SECTION ============ */
.cta-section{
  position:relative;overflow:hidden;
  padding:100px 0;text-align:center;
  background:linear-gradient(180deg,var(--bg2) 0%,var(--bg) 100%);
  border-top:1px solid var(--border);
}
.cta-section::before{
  content:'';position:absolute;top:50%;left:50%;
  transform:translate(-50%,-50%);
  width:800px;height:400px;
  background:radial-gradient(ellipse,rgba(30,111,255,.12) 0%,transparent 70%);
  pointer-events:none;
}
.cta-section h2{margin-bottom:16px;position:relative}
.cta-section p{color:var(--text2);font-size:18px;margin-bottom:40px;max-width:560px;margin-left:auto;margin-right:auto;position:relative}

/* ============ FOOTER ============ */
footer{background:var(--bg2);border-top:1px solid var(--border);padding:72px 0 32px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;margin-bottom:56px}
.footer-logo{font-size:24px;font-weight:900;letter-spacing:-.035em;margin-bottom:16px}
.footer-brand p{color:var(--text2);font-size:14px;line-height:1.75;max-width:280px}
.footer-col h5{
  font-size:11px;font-weight:800;letter-spacing:.1em;
  text-transform:uppercase;color:var(--text3);margin-bottom:20px;
}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.footer-col a{color:var(--text2);font-size:14px;transition:color .2s;font-weight:500}
.footer-col a:hover{color:var(--blue)}
.footer-bottom{
  border-top:1px solid var(--border);padding-top:24px;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;
}
.footer-bottom p{color:var(--text3);font-size:13px}
.footer-social{display:flex;gap:12px}
.footer-social a{
  width:36px;height:36px;border-radius:8px;
  background:rgba(255,255,255,.05);border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;font-size:15px;
  transition:background .2s,border-color .2s;
}
.footer-social a:hover{background:rgba(30,111,255,.15);border-color:rgba(30,111,255,.3)}

/* ============ ANIMATIONS ============ */
@keyframes fadeInUp{
  from{opacity:0;transform:translateY(24px)}
  to{opacity:1;transform:translateY(0)}
}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes slideInLeft{
  from{opacity:0;transform:translateX(-24px)}
  to{opacity:1;transform:translateX(0)}
}
@keyframes float{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-12px)}
}
.animate-fade-up{animation:fadeInUp .6s ease forwards}
.animate-float{animation:float 4s ease-in-out infinite}

/* ============ UTILS ============ */
.bg-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius)}
.glow-blue{box-shadow:0 0 40px rgba(30,111,255,.2)}
.divider{height:1px;background:var(--border);margin:64px 0}
.included-list{list-style:none;display:flex;flex-direction:column;gap:12px}
.included-list li{display:flex;gap:12px;align-items:flex-start;color:var(--text2);font-size:15px}
.included-list li::before{content:'✓';color:var(--green);font-weight:800;flex-shrink:0;margin-top:1px;font-size:14px}
.price-tag{font-size:13px;color:var(--text3);margin-top:4px}

/* ============ NUMBER COUNTER ============ */
.counter{display:inline-block}

/* ============ RESPONSIVE ============ */
@media(max-width:1024px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat-item{border-right:none;border-bottom:1px solid var(--border);padding:24px}
  .stat-item:nth-child(2n){border-right:1px solid var(--border)}
  .stat-item:last-child,.stat-item:nth-last-child(2){border-bottom:none}
}
@media(max-width:768px){
  h1{font-size:34px}
  h2{font-size:26px}
  h3{font-size:20px}
  .hero{padding:56px 0 72px}
  .section{padding:72px 0}
  .section-sm{padding:48px 0}
  .container{padding:0 20px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .grid-3{gap:20px}
  .process-steps{grid-template-columns:1fr 1fr;gap:32px}
  .process-line{display:none}
  .stats-grid{grid-template-columns:1fr 1fr}
  .stat-item{padding:20px 16px;border-right:none;border-bottom:1px solid var(--border)}
  .stat-item:nth-child(odd){border-right:1px solid var(--border)}
  .stat-item:nth-last-child(-n+2){border-bottom:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-brand{grid-column:1/-1}
  .nav-links,.nav-right .btn{display:none}
  .hamburger{display:flex}
  .hero-ctas{flex-direction:column}
  .hero-ctas .btn{width:100%;justify-content:center}
  .comparison .comp-cell{padding:12px 14px;font-size:13px}
  .btn-xl{padding:18px 32px;font-size:16px}
  .section-header{margin-bottom:48px}
  .section-header p{font-size:15px}
}
@media(max-width:640px){
  .comparison{overflow-x:auto;-webkit-overflow-scrolling:touch}
  .comp-row{min-width:480px}
}
@media(max-width:480px){
  h1{font-size:30px}
  .process-steps{grid-template-columns:1fr}
  .stat-num{font-size:36px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .comparison .comp-cell{padding:10px 10px;font-size:12px}
}

/* ============ PHOTO AVATARS ============ */
.t-avatar-img{
  width:52px;height:52px;border-radius:50%;
  object-fit:cover;flex-shrink:0;
  border:2px solid rgba(30,111,255,.25);
  box-shadow:0 4px 12px rgba(0,0,0,.3);
}
.t-avatar-img.lg{width:72px;height:72px}
.team-avatar-img{
  width:80px;height:80px;border-radius:50%;
  object-fit:cover;margin:0 auto 16px;
  border:3px solid rgba(30,111,255,.3);
  box-shadow:0 8px 24px rgba(0,0,0,.4);
  display:block;
}

/* ============ LOGO @CARTFY ============ */
.logo-at{color:var(--blue)}

/* ============ HERO DOT (service pages) ============ */
.hero-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0;display:inline-block}

/* ============ HERO METRICS (service pages) ============ */
.hero-metrics{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  margin-top:56px;padding-top:48px;border-top:1px solid var(--border);
}
.metric-item{
  text-align:center;padding:8px 24px;
  border-right:1px solid var(--border);
}
.metric-item:last-child{border-right:none}

/* ============ RESULTS GRID ============ */
.results-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.result-card{
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius);padding:24px;
  display:flex;gap:16px;align-items:flex-start;
  transition:border-color .2s,transform .2s;
}
.result-card:hover{border-color:rgba(30,111,255,.3);transform:translateY(-2px)}
.result-icon{font-size:28px;flex-shrink:0;line-height:1}

/* ============ TESTIMONIAL STARS ============ */
.testimonial-stars{color:#f59e0b;font-size:20px;letter-spacing:3px;margin-bottom:20px}

/* ============ CASES HERO STATS ============ */
.hero-stats-bar{
  display:flex;gap:40px;justify-content:center;flex-wrap:wrap;
  margin-top:48px;padding-top:40px;border-top:1px solid var(--border);
}
.hero-stats-bar > div{text-align:center;min-width:90px}

/* ============ WHATSAPP FLOATING BUTTON ============ */
.wa-float{
  position:fixed;bottom:32px;right:32px;z-index:998;
  width:58px;height:58px;border-radius:50%;
  background:#25D366;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 20px rgba(37,211,102,.45),0 2px 8px rgba(0,0,0,.25);
  transition:transform .3s ease,box-shadow .3s ease,animation .3s;
  text-decoration:none;
  animation:waPulse 3s ease-in-out infinite;
}
.wa-float:hover{
  transform:scale(1.12) translateY(-3px)!important;
  box-shadow:0 10px 36px rgba(37,211,102,.6),0 4px 12px rgba(0,0,0,.3);
  animation:none;
}
.wa-float svg{width:30px;height:30px;fill:#fff;display:block;flex-shrink:0}
@keyframes waPulse{
  0%,100%{box-shadow:0 4px 20px rgba(37,211,102,.45),0 2px 8px rgba(0,0,0,.25)}
  50%{box-shadow:0 4px 20px rgba(37,211,102,.45),0 0 0 12px rgba(37,211,102,.1),0 2px 8px rgba(0,0,0,.25)}
}

/* ============ MOBILE IMPROVEMENTS ============ */
@media(max-width:768px){
  /* Homepage hero: stack on mobile */
  .hero-split{grid-template-columns:1fr!important;gap:32px!important}
  .float-badge{display:none!important}

  /* Service hero metrics: 2x2 */
  .hero-metrics{grid-template-columns:repeat(2,1fr)}
  .metric-item{
    padding:20px 12px;
    border-right:none;
    border-bottom:1px solid var(--border);
  }
  .metric-item:nth-child(odd){border-right:1px solid var(--border)}
  .metric-item:nth-last-child(-n+2){border-bottom:none}
  .metric-num{font-size:40px}
  .hero-sub{font-size:16px;max-width:100%}

  /* Results grid: single col */
  .results-grid{grid-template-columns:1fr}

  /* WA button */
  .wa-float{bottom:24px;right:20px;width:52px;height:52px}
  .wa-float svg{width:26px;height:26px}

  /* Cases card metrics: wrap */
  .case-metrics{flex-wrap:wrap;gap:16px}
  .case-metric{min-width:80px}

  /* Section headers: tighter on mobile */
  .section-header{margin-bottom:40px}
  .cta-section{padding:72px 0}
}

@media(max-width:480px){
  .metric-num{font-size:34px}
  .hero-metrics{gap:0}
  .wa-float{bottom:20px;right:16px}
  .hero-stats-bar{gap:24px}
  .hero-stats-bar > div{min-width:70px}
}

/* ============ LOGO IMAGEM ============ */
.nav-logo-img{display:flex;align-items:center;gap:10px;text-decoration:none}
.nav-logo-img img{height:40px;width:auto;display:block;border-radius:50%;flex-shrink:0}
.nav-brand{display:flex;flex-direction:column;line-height:1.2}
.nav-brand-name{font-size:14px;font-weight:800;color:var(--text);letter-spacing:-.01em}
.nav-brand-handle{font-size:10px;font-weight:500;color:var(--text3);letter-spacing:.04em;text-transform:uppercase;margin-top:2px}
.footer-logo-img{margin-bottom:16px;display:flex;align-items:center;gap:10px}
.footer-logo-img img{height:30px;width:auto;display:block;border-radius:5px;flex-shrink:0}
.footer-logo-img .nav-brand .nav-brand-name{font-size:14px}
.footer-logo-img .nav-brand .nav-brand-handle{font-size:11px}

/* ============ HERO PROOF PHOTO AVATARS ============ */
.sp-avatar-img{
  display:block;
  width:38px!important;height:38px!important;
  min-width:38px;min-height:38px;
  border-radius:50%;
  object-fit:cover;-webkit-object-fit:cover;
  object-position:center top;-webkit-object-position:center top;
  border:2px solid var(--bg);
  margin-right:-10px;flex-shrink:0;
  box-shadow:0 2px 8px rgba(0,0,0,.3);
  overflow:hidden;
}