/* ===== JVM Studio — Landing Page ===== */
:root{
  --bg:#070709; --bg-2:#0d0d12; --panel:#121219;
  --line:rgba(255,255,255,0.10); --line-strong:rgba(255,255,255,0.18);
  --white:#f4f5f7; --muted:#9a9aa6; --muted-2:#6c6c78;
  --accent:#2563eb; --accent-bright:#3b82f6; --accent-deep:#1e3a8a;
  --accent-glow:rgba(37,99,235,0.40); --wa:#25d366;
  --maxw:1240px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0; background:var(--bg); color:var(--white);
  font-family:'Manrope',system-ui,sans-serif; -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3{font-family:'Space Grotesk',sans-serif;font-weight:600;margin:0;line-height:1.04;letter-spacing:-0.02em;}
p{margin:0;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(20px,5vw,56px);}
.eyebrow{
  font-family:'Space Mono',monospace;font-size:clamp(12px,1.4vw,15px);
  letter-spacing:0.28em;text-transform:uppercase;color:var(--accent-bright);
  display:inline-flex;align-items:center;gap:12px;margin:0 0 18px;
}
.eyebrow::before{content:"";width:28px;height:2px;background:var(--accent);display:inline-block;}
.accent{color:var(--accent-bright);}
.muted{color:var(--muted);}
.section{padding:clamp(64px,9vw,128px) 0;position:relative;}
.section.alt{background:linear-gradient(180deg,var(--bg-2),var(--bg));}
.sec-title{font-size:clamp(30px,5.2vw,62px);margin-bottom:18px;}
.lead{font-size:clamp(17px,2.1vw,24px);line-height:1.55;color:var(--muted);max-width:62ch;}

/* tech grid bg on dark sections */
.grid-bg::before{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,0.025) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,0.025) 1px,transparent 1px);
  background-size:60px 60px;
}
.grid-bg > *{position:relative;z-index:1;}

/* ===== NAV ===== */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:8px clamp(20px,5vw,56px);
  background:rgba(7,7,9,0.55);backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;transition:border-color .3s,background .3s;
}
.nav.scrolled{background:rgba(7,7,9,0.85);border-bottom-color:var(--line);}
.brand{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:22px;letter-spacing:0.04em;}
.brand b{color:var(--accent-bright);}
.nav-logo{height:104px;width:auto;display:block;}
.nav-links{display:flex;gap:14px;align-items:center;font-size:15px;font-weight:600;}
.nav-links a{color:var(--muted);transition:color .2s;}
.nav-links a:hover{color:var(--white);}
.btn-primary{animation:navpulse 2.6s ease-in-out infinite;}
@keyframes navpulse{0%,100%{box-shadow:0 10px 30px -10px var(--accent-glow);}50%{box-shadow:0 10px 30px -6px var(--accent-glow),0 0 0 6px rgba(37,99,235,0.18);}}
.btn{
  display:inline-flex;align-items:center;gap:10px;font-weight:600;
  font-size:15px;padding:12px 22px;border-radius:100px;cursor:pointer;
  transition:transform .15s,box-shadow .2s,background .2s;white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn-primary{background:linear-gradient(135deg,var(--accent-bright),var(--accent-deep));color:#fff;
  box-shadow:0 10px 30px -10px var(--accent-glow);}
.btn-wa{background:var(--wa);color:#05210f;box-shadow:0 10px 30px -10px rgba(37,211,102,0.5);}
.btn-ghost{border:1px solid var(--line-strong);color:var(--white);}
.btn-ghost:hover{background:rgba(255,255,255,0.04);}
.btn svg{width:20px;height:20px;}
.nav-actions{display:flex;align-items:center;gap:14px;}
.nav-ig{width:46px;height:46px;flex:0 0 46px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  color:var(--white);border:1px solid var(--line-strong);background:rgba(255,255,255,0.03);transition:transform .15s,background .2s,color .2s,border-color .2s;}
.nav-ig:hover{transform:translateY(-2px);color:#fff;border-color:rgba(37,99,235,0.6);
  background:radial-gradient(120% 120% at 30% 20%,rgba(255,255,255,0.16),transparent 55%),linear-gradient(150deg,var(--accent-bright),var(--accent-deep));}
.nav-ig svg{width:24px;height:24px;}

/* ===== HERO ===== */
.hero{padding-top:clamp(120px,16vw,180px);padding-bottom:clamp(60px,8vw,110px);position:relative;overflow:hidden;}
.hero::after{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(900px 700px at 12% 0%,var(--accent-glow),transparent 60%);opacity:.6;}
.hero-grid{display:grid;grid-template-columns:1.1fr 0.9fr;gap:clamp(36px,5vw,72px);align-items:center;position:relative;z-index:1;}
.hero h1{font-size:clamp(42px,8vw,104px);font-weight:700;letter-spacing:-0.035em;line-height:0.98;}
.hero .sub{font-size:clamp(17px,2.2vw,28px);color:var(--muted);margin-top:24px;max-width:30ch;line-height:1.45;}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap;margin-top:36px;}
.hero-cta .btn{font-size:16px;padding:15px 28px;}
.chips{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px;}
.chip{font-family:'Space Mono',monospace;font-size:14px;letter-spacing:0.04em;
  border:1px solid var(--line-strong);padding:9px 16px;border-radius:100px;background:rgba(255,255,255,0.02);color:var(--white);}
.hero-photo{position:relative;aspect-ratio:4/5;border-radius:18px;overflow:hidden;
  border:1px solid var(--line-strong);
  box-shadow:0 0 0 1px rgba(37,99,235,0.10),0 50px 130px -30px var(--accent-glow);}
.hero-photo image-slot{display:block;width:100%;height:100%;}

/* ===== ABOUT ===== */
.about-grid{display:grid;grid-template-columns:0.8fr 1.2fr;gap:clamp(36px,5vw,72px);align-items:center;}
.about-photo{aspect-ratio:3/4;border-radius:18px;overflow:hidden;border:1px solid var(--line-strong);
  box-shadow:0 40px 110px -40px var(--accent-glow);}
.about-photo image-slot{display:block;width:100%;height:100%;}
.about p + p{margin-top:18px;}

/* ===== SERVICES ===== */
.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:54px;}
.card{
  border:1px solid var(--line);border-radius:16px;padding:28px 26px 30px;
  background:linear-gradient(180deg,rgba(255,255,255,0.035),rgba(255,255,255,0.012));
  display:flex;flex-direction:column;gap:12px;transition:border-color .25s,transform .2s;
}
.card:hover{border-color:rgba(37,99,235,0.5);transform:translateY(-4px);}
.card .num{font-family:'Space Mono',monospace;font-size:15px;letter-spacing:0.1em;color:var(--accent-bright);}
.card h3{font-size:22px;}
.card .desc{font-size:16px;line-height:1.45;color:var(--muted);}

/* ===== SHOWCASE (mockups) ===== */
.showcase{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,5vw,72px);align-items:center;}
.showcase.rev{direction:rtl;}
.showcase.rev > *{direction:ltr;}
.feature-list{display:flex;flex-direction:column;gap:14px;margin-top:26px;}
.feature-list .f{font-size:clamp(15px,1.8vw,20px);color:var(--white);display:flex;gap:12px;align-items:flex-start;}
.feature-list .f::before{content:"→";color:var(--accent-bright);font-weight:700;}

/* ===== video demo ===== */
.video-frame{position:relative;margin-top:36px;border-radius:16px;overflow:hidden;
  border:1px solid var(--line);background:var(--bg-2);aspect-ratio:16/9;
  box-shadow:0 40px 100px -30px rgba(37,99,235,0.35);}
.video-label{position:absolute;top:0;left:0;right:0;z-index:2;margin:0;padding:14px 20px;
  background:linear-gradient(180deg,rgba(7,7,9,0.85),transparent);
  color:var(--white);font-family:'Space Grotesk',sans-serif;font-weight:600;
  font-size:clamp(14px,1.6vw,17px);text-align:left;}
.video-frame video{display:block;width:100%;height:100%;object-fit:contain;background:#000;}
.video-frame video:not([src]),.video-frame video[src=""]{display:none;}
.video-empty{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;
  justify-content:center;gap:14px;cursor:pointer;text-align:center;padding:24px;
  background:repeating-linear-gradient(135deg,rgba(255,255,255,0.03) 0 2px,transparent 2px 12px);}
.video-empty span{width:64px;height:64px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:var(--accent);color:#fff;font-size:22px;box-shadow:0 0 0 10px rgba(37,99,235,0.12);}
.video-empty p{color:var(--muted);font-size:15px;max-width:280px;}
.video-empty input{position:absolute;inset:0;opacity:0;cursor:pointer;}
.video-frame.filled .video-empty{display:none;}

/* MacBook */
.macbook{width:100%;max-width:560px;margin:0 auto;}
.mac-lid{position:relative;margin:0 auto;width:90%;
  background:linear-gradient(165deg,#e2e4e7,#c4c6ca 45%,#aeb0b4);
  border-radius:18px 18px 6px 6px;padding:12px 12px 14px;
  box-shadow:0 1px 0 rgba(255,255,255,.6) inset,0 0 0 1px rgba(0,0,0,.28),0 40px 90px -34px var(--accent-glow);}
.mac-screen{position:relative;overflow:hidden;border-radius:5px;background:#050507;aspect-ratio:16/10;}
.mac-screen image-slot{display:block;width:100%;height:100%;}
.mac-base{position:relative;margin:0 auto;width:100%;height:16px;
  background:linear-gradient(180deg,#ccced2,#a6a8ac 52%,#85878b);border-radius:0 0 14px 14px;
  box-shadow:0 22px 40px -18px rgba(0,0,0,.7) inset,0 1px 0 rgba(255,255,255,.5) inset;}
.mac-base::before{content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:36%;height:9px;background:linear-gradient(180deg,#8f9195,#7b7d81);border-radius:0 0 12px 12px;}
.showcase-visual{position:relative;}
.phone-float{position:absolute;left:-4%;bottom:-8%;width:26%;max-width:160px;aspect-ratio:1/2.05;
  border-radius:26px;overflow:hidden;background:#0b0b10;border:6px solid #1b1b24;
  box-shadow:0 30px 70px -20px rgba(0,0,0,.8),0 0 0 1px rgba(37,99,235,.2);}
.phone-float image-slot{display:block;width:100%;height:100%;}

/* single framed image (logos) */
.frame-img{border-radius:16px;overflow:hidden;border:1px solid var(--line-strong);aspect-ratio:1/1;
  box-shadow:0 40px 110px -40px var(--accent-glow);}
.frame-img image-slot{display:block;width:100%;height:100%;}

/* content trio */
.trio{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:54px;}
.trio .item{display:flex;flex-direction:column;gap:16px;}
.trio .pic{aspect-ratio:1/1;border-radius:14px;overflow:hidden;border:1px solid var(--line-strong);
  box-shadow:0 30px 80px -40px var(--accent-glow);}
.trio .pic image-slot{display:block;width:100%;height:100%;}
.trio h3{font-size:21px;}
.trio .desc{font-size:15px;color:var(--muted);line-height:1.45;}

/* ===== IA banner ===== */
.ia{text-align:center;}
.ia h2{font-size:clamp(32px,6.5vw,80px);font-weight:700;margin:14px auto 22px;max-width:16ch;}

/* ===== diff / process ===== */
.diff-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:50px;}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:56px;}
.step{padding:28px 28px 0 0;border-top:2px solid var(--line-strong);}
.step:first-child{border-top-color:var(--accent);}
.step .n{font-family:'Space Mono',monospace;color:var(--accent-bright);font-size:18px;}
.step h3{font-size:22px;margin:14px 0 10px;}
.step p{font-size:16px;color:var(--muted);line-height:1.45;}

/* ===== stats ===== */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center;margin-top:30px;}
.stat .big{font-family:'Space Grotesk';font-weight:700;font-size:clamp(40px,7vw,92px);color:var(--accent-bright);line-height:1;}
.stat .lbl{font-size:clamp(13px,1.5vw,18px);color:var(--white);margin-top:10px;letter-spacing:0.03em;}

/* ===== testimonials carousel ===== */
.tcarousel{position:relative;margin-top:54px;overflow:hidden;}
.tgrid{display:flex;transition:transform .6s cubic-bezier(.22,1,.36,1);}
.tgrid .tcard{flex:0 0 100%;max-width:640px;margin:0 auto;box-sizing:border-box;}
.tcard{border:1px solid var(--line);border-radius:16px;padding:30px 28px;
  background:linear-gradient(180deg,rgba(255,255,255,0.035),rgba(255,255,255,0.012));
  display:flex;flex-direction:column;gap:22px;justify-content:space-between;}
.tcard .quote{font-family:'Space Grotesk';font-size:clamp(17px,2vw,22px);line-height:1.4;color:var(--white);}
.tcard .who{display:flex;align-items:center;gap:16px;}
.avatar{width:64px;height:64px;flex:0 0 64px;border-radius:50%;overflow:hidden;
  border:2px solid rgba(37,99,235,0.55);box-shadow:0 0 0 4px rgba(37,99,235,0.10);}
.avatar image-slot{display:block;width:100%;height:100%;}
.tdots{display:flex;justify-content:center;gap:10px;margin-top:28px;}
.tdots button{width:9px;height:9px;border-radius:50%;border:none;background:var(--line);cursor:pointer;padding:0;transition:background .2s,transform .2s;}
.tdots button.active{background:var(--accent-bright);transform:scale(1.25);}
.tarrow{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;
  border:1px solid var(--line);background:rgba(10,10,14,0.7);color:var(--white);cursor:pointer;
  display:flex;align-items:center;justify-content:center;font-size:18px;z-index:2;transition:background .2s;}
.tarrow:hover{background:rgba(37,99,235,0.35);}
.tarrow.prev{left:0;}
.tarrow.next{right:0;}
@media (max-width:720px){.tarrow{display:none;}}
.who .name{font-weight:700;font-size:18px;}
.who .role{font-size:14px;color:var(--muted);}

/* ===== contact ===== */
.contact-grid{display:grid;grid-template-columns:1.2fr 0.8fr;gap:clamp(36px,5vw,72px);align-items:center;}
.contact h2{font-size:clamp(34px,6.5vw,78px);font-weight:700;}
.contact-rows{display:flex;flex-direction:column;gap:18px;margin-top:32px;}
.crow{display:flex;align-items:center;gap:18px;}
.contact-ic{width:60px;height:60px;flex:0 0 60px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;color:#eaf1ff;
  background:radial-gradient(120% 120% at 30% 20%,rgba(255,255,255,0.16),transparent 55%),linear-gradient(150deg,var(--accent-bright),var(--accent-deep));
  border:1px solid rgba(255,255,255,0.2);box-shadow:0 0 0 4px rgba(37,99,235,0.10),inset 0 1px 1px rgba(255,255,255,0.25);transition:transform .15s;}
.crow:hover .contact-ic{transform:scale(1.06);}
.contact-ic.wa{background:var(--wa);color:#05210f;}
.contact-ic svg{width:30px;height:30px;}
.crow .k{font-family:'Space Mono',monospace;color:var(--accent-bright);font-size:14px;letter-spacing:0.12em;}
.crow .v{font-size:clamp(18px,2.2vw,26px);font-weight:600;}
.contact-photo{aspect-ratio:4/5;border-radius:18px;overflow:hidden;border:1px solid var(--line-strong);
  box-shadow:0 40px 110px -40px var(--accent-glow);}
.contact-photo image-slot{display:block;width:100%;height:100%;}

/* ===== footer ===== */
.footer{padding:48px 0;border-top:1px solid var(--line);text-align:center;}
.footer .brand{font-size:26px;margin-bottom:10px;}
.footer-logo{height:74px;width:auto;margin:0 auto 16px;border-radius:14px;
  box-shadow:0 18px 50px -18px var(--accent-glow);}
.footer p{font-size:14px;color:var(--muted-2);letter-spacing:0.04em;}

/* ===== floating WhatsApp ===== */
.fab{position:fixed;right:22px;bottom:22px;z-index:60;width:62px;height:62px;border-radius:50%;
  background:var(--wa);display:flex;align-items:center;justify-content:center;
  box-shadow:0 14px 34px -8px rgba(37,211,102,0.6);transition:transform .18s;animation:fabpulse 2.6s ease-in-out infinite;}
.fab:hover{transform:scale(1.08);}
.fab svg{width:34px;height:34px;color:#05210f;}
@keyframes fabpulse{0%,100%{box-shadow:0 14px 34px -8px rgba(37,211,102,0.55);}50%{box-shadow:0 14px 34px -8px rgba(37,211,102,0.9),0 0 0 10px rgba(37,211,102,0.0);}}

/* ===== reveal on scroll ===== */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .7s cubic-bezier(.22,1,.36,1);}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none;}}

/* ===== responsive ===== */
@media (max-width:1024px){
  .cards-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);gap:18px;}
  .step{border-top-color:var(--line-strong);padding:24px 0 0;}
  .stats{grid-template-columns:repeat(2,1fr);gap:36px 24px;}
}
@media (max-width:860px){
  .nav-links{display:none;}
  .hero-grid,.about-grid,.showcase,.showcase.rev,.contact-grid{grid-template-columns:1fr;direction:ltr;}
  .hero-photo{max-width:380px;margin-top:8px;}
  .about-photo{max-width:420px;}
  .about-grid .about-photo{order:-1;}
  .trio{grid-template-columns:1fr;max-width:440px;margin-left:auto;margin-right:auto;}
  .tgrid{grid-template-columns:1fr;}
  .diff-grid{grid-template-columns:1fr;}
  .contact-photo{max-width:360px;}
  .phone-float{width:30%;}
}
@media (max-width:520px){
  .cards-grid{grid-template-columns:1fr;}
  .stats{grid-template-columns:1fr;gap:30px;}
  .hero-cta{flex-direction:column;align-items:flex-start;}
  .hero-cta .btn{width:100%;justify-content:center;}
}