/* ===== Safe Tech Solutions — styles ===== */
:root{
  --bg:#0a0e1a;
  --bg-alt:#0f1626;
  --card:#141d33;
  --line:#1f2b45;
  --text:#e6ecf7;
  --muted:#9fb0cc;
  --brand:#3b82f6;
  --brand2:#22d3ee;
  --accent:#7c3aed;
  --font-head:'Plus Jakarta Sans',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  --font-body:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;background:var(--bg)}
body{
  font-family:var(--font-body);
  background:transparent;color:var(--text);line-height:1.65;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
h1,h2,h3,.logo{font-family:var(--font-head)}
a{color:inherit;text-decoration:none}
strong{color:#fff;font-weight:600}

/* Accessible focus state */
a:focus-visible,button:focus-visible,.btn:focus-visible{
  outline:2px solid var(--brand2);outline-offset:3px;border-radius:6px
}

/* ===== Nav ===== */
.nav{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 6vw;background:rgba(10,14,26,.82);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;letter-spacing:.2px}
.logo-mark{flex-shrink:0}
.logo-text span{color:var(--brand2)}
.nav nav{display:flex;gap:26px;align-items:center}
.nav nav a{color:var(--muted);font-size:.95rem;font-weight:500;transition:color .2s}
.nav nav a:hover{color:#fff}
.nav-cta{
  background:linear-gradient(135deg,var(--brand),var(--accent));
  color:#fff!important;padding:9px 20px;border-radius:999px;font-weight:600;
  box-shadow:0 6px 18px rgba(59,130,246,.30)
}

/* Mobile menu button (hidden on desktop) */
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;background:transparent;border:1px solid var(--line);
  border-radius:10px;cursor:pointer;padding:0 9px
}
.nav-toggle span{
  display:block;height:2px;width:100%;background:var(--text);border-radius:2px;
  transition:transform .25s ease,opacity .2s ease
}
.nav-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.active span:nth-child(2){opacity:0}
.nav-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== Hero ===== */
.hero{
  position:relative;min-height:92vh;display:flex;align-items:center;padding:80px 6vw;
  background:var(--bg);overflow:hidden;isolation:isolate
}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:140px;z-index:1;
  background:linear-gradient(transparent,var(--bg));pointer-events:none
}
/* Animated aurora mesh */
.hero-aurora{
  position:absolute;inset:-20%;z-index:0;pointer-events:none;filter:blur(60px);opacity:.9;
  background:
    radial-gradient(40% 50% at 20% 30%,rgba(34,211,238,.45),transparent 60%),
    radial-gradient(45% 55% at 80% 25%,rgba(124,58,237,.45),transparent 60%),
    radial-gradient(50% 50% at 60% 80%,rgba(59,130,246,.40),transparent 60%);
  animation:aurora 16s ease-in-out infinite alternate
}
/* Fine grain texture for a premium finish */
.hero::before{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")
}
/* Cursor spotlight */
.hero-spotlight{
  position:absolute;inset:0;z-index:0;pointer-events:none;opacity:0;transition:opacity .4s ease;
  background:radial-gradient(280px circle at var(--mx,50%) var(--my,50%),rgba(34,211,238,.16),transparent 70%)
}
.hero-grid,.hero-inner,.hero-visual{position:relative;z-index:2}
.hero-grid{
  width:100%;max-width:1200px;margin:0 auto;
  display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center
}
.hero-inner{max-width:640px;animation:fadeUp .8s ease both}

/* ===== Animated AI dashboard ===== */
.hero-visual{animation:fadeUp 1s ease .15s both}
.dash{
  background:linear-gradient(160deg,rgba(20,29,51,.95),rgba(15,22,38,.95));
  border:1px solid var(--line);border-radius:20px;padding:22px;
  box-shadow:0 30px 70px rgba(0,0,0,.45);backdrop-filter:blur(6px);
  position:relative;overflow:hidden
}
.dash::before{
  content:"";position:absolute;inset:-1px;border-radius:20px;padding:1px;
  background:linear-gradient(135deg,rgba(34,211,238,.5),transparent 40%,rgba(124,58,237,.5));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none
}
.dash-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.dash-title{display:flex;align-items:center;gap:8px;font-family:var(--font-head);font-weight:700;font-size:.95rem;color:#fff}
.dash-live{display:flex;align-items:center;gap:7px;font-size:.72rem;font-weight:700;letter-spacing:1px;color:#34d399}
.dash-live i{width:8px;height:8px;border-radius:50%;background:#34d399;box-shadow:0 0 0 0 rgba(52,211,153,.7);animation:pulse 1.8s infinite}
.dash-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:20px}
.metric{background:rgba(10,14,26,.5);border:1px solid var(--line);border-radius:12px;padding:14px 12px;text-align:center}
.metric-val{display:block;font-family:var(--font-head);font-weight:800;font-size:1.6rem;
  background:linear-gradient(135deg,var(--brand2),var(--accent));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.metric small{color:var(--muted);font-size:.72rem;letter-spacing:.3px}
.dash-chart-wrap{position:relative;background:rgba(10,14,26,.5);border:1px solid var(--line);border-radius:12px;padding:14px;margin-bottom:16px}
.dash-chart{display:flex;align-items:flex-end;gap:8px;height:90px}
.dash-chart .bar{
  flex:1;height:0;border-radius:6px 6px 3px 3px;
  background:linear-gradient(180deg,var(--brand2),var(--brand));
  animation:growBar 1s ease forwards;opacity:.92
}
.dash-chart .bar:nth-child(1){animation-delay:.05s}
.dash-chart .bar:nth-child(2){animation-delay:.12s}
.dash-chart .bar:nth-child(3){animation-delay:.19s}
.dash-chart .bar:nth-child(4){animation-delay:.26s}
.dash-chart .bar:nth-child(5){animation-delay:.33s}
.dash-chart .bar:nth-child(6){animation-delay:.40s}
.dash-chart .bar:nth-child(7){animation-delay:.47s}
.dash-line{position:absolute;left:14px;right:14px;bottom:14px;width:calc(100% - 28px);height:50px;overflow:visible}
.line-path{stroke-dasharray:600;stroke-dashoffset:600;animation:drawLine 2s ease .4s forwards;filter:drop-shadow(0 0 6px rgba(34,211,238,.5))}
.dash-foot{display:flex;align-items:center;justify-content:space-between;font-size:.85rem;color:var(--muted)}
.dot-row{display:flex;align-items:center;gap:8px}
.dot{width:9px;height:9px;border-radius:50%}
.dot.ok{background:#34d399;box-shadow:0 0 8px rgba(52,211,153,.8)}
.pct{font-family:var(--font-head);font-weight:800;font-size:1.1rem;color:#fff}

@keyframes growBar{from{height:0}to{height:var(--h)}}
@keyframes drawLine{to{stroke-dashoffset:0}}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(52,211,153,.7)}
  70%{box-shadow:0 0 0 10px rgba(52,211,153,0)}
  100%{box-shadow:0 0 0 0 rgba(52,211,153,0)}
}
@media(prefers-reduced-motion:reduce){
  .dash-chart .bar{animation:none;height:var(--h)}
  .line-path{animation:none;stroke-dashoffset:0}
  .dash-live i{animation:none}
  .hero-visual{animation:none}
}
.hero-photo{
  width:150px;height:150px;border-radius:50%;object-fit:cover;
  border:3px solid var(--brand2);box-shadow:0 10px 30px rgba(34,211,238,.25);
  margin-bottom:22px;display:block
}
.eyebrow{color:var(--brand2);font-weight:600;letter-spacing:1px;margin-bottom:14px}
.hero h1{
  font-size:clamp(2.4rem,6vw,4.2rem);line-height:1.05;font-weight:800;letter-spacing:-.5px;
  background:linear-gradient(120deg,#fff 0%,#fff 30%,var(--brand2) 50%,var(--accent) 70%,#fff 100%);
  background-size:250% auto;
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  animation:shimmer 6s linear infinite
}
.hero h2{font-size:clamp(1.1rem,2.5vw,1.6rem);font-weight:500;color:var(--muted);margin:10px 0 18px}
.hero-sub{font-size:1.12rem;color:var(--muted);max-width:640px}
.badges{display:flex;flex-wrap:wrap;gap:10px;margin:26px 0}
.badges span{
  font-size:.82rem;padding:6px 14px;border:1px solid var(--line);
  border-radius:999px;color:var(--text);background:var(--card)
}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:18px}

/* ===== Buttons ===== */
.btn{
  position:relative;overflow:hidden;
  display:inline-block;padding:13px 26px;border-radius:999px;font-weight:600;
  font-family:var(--font-head);
  transition:transform .15s,box-shadow .2s;cursor:pointer
}
.btn::after{
  content:"";position:absolute;top:0;left:-120%;width:60%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.35),transparent);
  transform:skewX(-20deg);transition:left .6s ease
}
.btn:hover::after{left:140%}
.btn:hover{transform:translateY(-2px)}
.btn-primary{
  background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;
  box-shadow:0 8px 24px rgba(59,130,246,.35)
}
.btn-primary:hover{box-shadow:0 12px 32px rgba(59,130,246,.50)}
.btn-ghost{border:1px solid var(--line);color:var(--text);background:var(--card)}
.btn-ghost:hover{border-color:var(--brand2)}

/* ===== Stats strip ===== */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border-top:1px solid var(--line);border-bottom:1px solid var(--line)
}
.stat{background:var(--bg-alt);padding:34px 20px;text-align:center}
.stat strong{display:block;font-size:1.5rem;font-weight:800;font-family:var(--font-head);color:#fff;
  background:linear-gradient(135deg,var(--brand2),var(--brand));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat span{color:var(--muted);font-size:.85rem;letter-spacing:.3px}
@media(max-width:700px){.stats{grid-template-columns:1fr 1fr}}

/* ===== Sections ===== */
.section{padding:90px 6vw;max-width:1100px;margin:0 auto}
.section.alt{background:var(--bg-alt);max-width:none}
.section.alt > *{max-width:1100px;margin-left:auto;margin-right:auto}
.section-title{
  font-size:clamp(1.6rem,4vw,2.4rem);font-weight:800;margin-bottom:14px;text-align:center;letter-spacing:-.3px
}
.section-sub{text-align:center;color:var(--muted);margin-bottom:40px;max-width:560px;margin-left:auto;margin-right:auto}
.section-title + .about-grid,
.section-title + .cards{margin-top:36px}

/* ===== Scroll reveal ===== */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .hero-inner{animation:none}
}

/* ===== About ===== */
.about-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:start}
.about-text p{margin-bottom:16px;color:var(--muted)}
.timeline{list-style:none;border-left:2px solid var(--line);padding-left:22px}
.timeline li{margin-bottom:18px;color:var(--muted)}
.timeline li span{
  display:inline-block;min-width:56px;color:var(--brand2);font-weight:700;margin-right:8px
}

/* ===== Cards ===== */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px;
  transition:transform .2s,border-color .2s,box-shadow .25s;overflow:hidden
}
.card::before{
  content:"";position:absolute;inset:0;border-radius:16px;padding:1px;
  background:linear-gradient(135deg,var(--brand2),var(--accent));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:opacity .25s
}
.card:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(0,0,0,.35)}
.card:hover::before{opacity:1}
.card .ico{font-size:2rem;margin-bottom:12px}
.card h3{font-size:1.1rem;margin-bottom:8px}
.card p{color:var(--muted);font-size:.95rem}

/* ===== Process steps ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:16px;padding:28px 24px;transition:transform .2s,border-color .2s
}
.step:hover{transform:translateY(-4px);border-color:var(--brand)}
.step-no{
  display:inline-block;font-family:var(--font-head);font-weight:800;font-size:1.5rem;
  background:linear-gradient(135deg,var(--brand2),var(--accent));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:10px
}
.step h3{font-size:1.1rem;margin-bottom:8px}
.step p{color:var(--muted);font-size:.93rem}

/* ===== Project ===== */
.project{
  background:var(--card);border:1px solid var(--line);border-radius:20px;
  padding:38px;max-width:820px;margin:0 auto
}
.project h3{font-size:1.35rem;margin-bottom:14px}
.project p{color:var(--muted);margin-bottom:14px}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 24px}
.tags span{
  font-size:.78rem;padding:5px 12px;border-radius:999px;
  background:rgba(59,130,246,.12);border:1px solid var(--line);color:var(--brand2)
}

/* ===== Milestones timeline ===== */
.milestones{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:54px}
.milestones::before{
  content:"";position:absolute;top:-28px;left:7%;right:7%;height:3px;border-radius:3px;
  background:linear-gradient(90deg,var(--brand2),var(--brand),var(--accent));
  box-shadow:0 0 12px rgba(34,211,238,.5)
}
.milestone{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:16px;
  padding:24px 18px;text-align:center;transition:transform .2s,border-color .2s,box-shadow .25s
}
.milestone::before{
  content:"";position:absolute;top:-34px;left:50%;transform:translateX(-50%);
  width:14px;height:14px;border-radius:50%;background:var(--brand2);
  box-shadow:0 0 0 4px rgba(34,211,238,.18),0 0 12px rgba(34,211,238,.7)
}
.milestone:hover{transform:translateY(-5px);border-color:var(--brand);box-shadow:0 16px 36px rgba(0,0,0,.35)}
.ms-year{
  display:inline-block;font-family:var(--font-head);font-weight:800;font-size:1.15rem;
  background:linear-gradient(135deg,var(--brand2),var(--accent));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:8px
}
.milestone h3{font-size:1.02rem;margin-bottom:6px}
.milestone p{color:var(--muted);font-size:.85rem;line-height:1.55}
@media(max-width:980px){
  .milestones{grid-template-columns:1fr 1fr}
  .milestones::before{display:none}
  .milestone::before{display:none}
}
@media(max-width:520px){.milestones{grid-template-columns:1fr}}

/* ===== Business CTA band ===== */
.cta-band{position:relative;padding:84px 6vw;text-align:center;overflow:hidden;isolation:isolate}
.cta-band::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(135deg,rgba(34,211,238,.14),rgba(124,58,237,.16));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line)
}
.cta-inner{max-width:800px;margin:0 auto}
.cta-band h2{
  font-family:var(--font-head);font-size:clamp(1.7rem,4.5vw,2.6rem);font-weight:800;
  line-height:1.12;letter-spacing:-.4px;margin-bottom:16px
}
.cta-band p{color:var(--muted);font-size:1.08rem;max-width:600px;margin:0 auto 28px}
.cta-band-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ===== Contact ===== */
.contact-sub{text-align:center;color:var(--muted);margin-bottom:28px}

/* Contact form */
.contact-form{
  max-width:620px;margin:0 auto 30px;
  background:linear-gradient(160deg,rgba(20,29,51,.7),rgba(15,22,38,.7));
  border:1px solid var(--line);border-radius:20px;padding:30px;
  display:flex;flex-direction:column;gap:18px;backdrop-filter:blur(6px)
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:7px}
.field > span{font-size:.85rem;font-weight:600;color:var(--text);letter-spacing:.2px}
.field input,.field textarea{
  width:100%;font-family:var(--font-body);font-size:.95rem;color:var(--text);
  background:rgba(10,14,26,.6);border:1px solid var(--line);border-radius:12px;
  padding:13px 15px;transition:border-color .2s,box-shadow .2s;resize:vertical
}
.field input::placeholder,.field textarea::placeholder{color:#5f6f8c}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--brand2);box-shadow:0 0 0 3px rgba(34,211,238,.15)
}
.form-submit{align-self:flex-start;border:none}
.form-submit:disabled{opacity:.7;cursor:wait;transform:none}
.form-status{font-size:.9rem;margin-top:2px;min-height:1.1em}
.form-status.ok{color:#34d399}
.form-status.err{color:#fb7185}
.contact-or{text-align:center;color:var(--muted);font-size:.85rem;letter-spacing:.5px;margin-bottom:22px}
@media(max-width:520px){
  .form-row{grid-template-columns:1fr}
  .contact-form{padding:22px}
}
.contact-links{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.contact-email{text-align:center;color:var(--muted);margin-top:22px;font-size:.95rem}
.ig-card{
  display:flex;align-items:center;gap:16px;max-width:420px;margin:30px auto 0;
  padding:16px 22px;border-radius:16px;
  background:linear-gradient(135deg,rgba(124,58,237,.18),rgba(34,211,238,.12));
  border:1px solid var(--line);transition:transform .2s,border-color .2s
}
.ig-card:hover{transform:translateY(-3px);border-color:var(--brand2)}
.ig-ico{font-size:1.8rem}
.ig-text{display:flex;flex-direction:column;text-align:left}
.ig-text strong{color:#fff;font-size:1.05rem}
.ig-text small{color:var(--muted);font-size:.85rem}
.footer-social{margin-bottom:10px}
.footer-social a{color:var(--brand2)}
.footer-social a:hover{color:#fff}

/* ===== Footer ===== */
.footer{text-align:center;padding:30px 6vw;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}

/* ===== Scroll progress bar ===== */
.scroll-progress{
  position:fixed;top:0;left:0;right:0;height:3px;z-index:100;transform:scaleX(0);transform-origin:0 50%;
  background:linear-gradient(90deg,var(--brand2),var(--brand),var(--accent));
  box-shadow:0 0 12px rgba(34,211,238,.6)
}

/* ===== Ambient floating orbs ===== */
.ambient{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none}
.orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.22}
.orb-1{width:420px;height:420px;background:var(--brand2);top:-80px;left:-100px;animation:drift1 22s ease-in-out infinite}
.orb-2{width:480px;height:480px;background:var(--accent);bottom:-120px;right:-120px;animation:drift2 26s ease-in-out infinite}
.orb-3{width:360px;height:360px;background:var(--brand);top:40%;left:55%;animation:drift3 30s ease-in-out infinite}

/* ===== Tech marquee ===== */
.marquee{
  overflow:hidden;border-bottom:1px solid var(--line);background:var(--bg);padding:14px 0;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)
}
.marquee-track{display:flex;gap:26px;width:max-content;animation:scrollX 38s linear infinite}
.marquee-track span{font-family:var(--font-head);font-weight:600;color:var(--muted);font-size:.95rem;white-space:nowrap;letter-spacing:.3px}
.marquee-track span:nth-child(even){color:var(--brand2);opacity:.6}
.marquee:hover .marquee-track{animation-play-state:paused}

/* ===== Staggered reveal ===== */
.stagger > *{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible .stagger > *{opacity:1;transform:none}
.reveal.visible .stagger > *:nth-child(1){transition-delay:.06s}
.reveal.visible .stagger > *:nth-child(2){transition-delay:.16s}
.reveal.visible .stagger > *:nth-child(3){transition-delay:.26s}
.reveal.visible .stagger > *:nth-child(4){transition-delay:.36s}

/* ===== Animations ===== */
@keyframes fadeUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}
@keyframes shimmer{to{background-position:-250% center}}
@keyframes aurora{
  0%{transform:translate(0,0) scale(1)}
  50%{transform:translate(4%,3%) scale(1.12)}
  100%{transform:translate(-3%,-2%) scale(1.05)}
}
@keyframes drift1{50%{transform:translate(120px,80px)}}
@keyframes drift2{50%{transform:translate(-110px,-70px)}}
@keyframes drift3{50%{transform:translate(-90px,60px)}}
@keyframes scrollX{from{transform:translateX(0)}to{transform:translateX(-50%)}}

@media(prefers-reduced-motion:reduce){
  .hero-aurora,.orb,.marquee-track,.hero h1{animation:none}
  .stagger > *{opacity:1;transform:none;transition:none}
}

/* ===== Responsive ===== */
@media(max-width:980px){
  .hero{min-height:auto;padding:60px 6vw 70px}
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .hero-inner{max-width:760px}
  .hero-visual{max-width:520px;width:100%}
}
@media(max-width:860px){
  .about-grid{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}

  /* Mobile menu */
  .nav-toggle{display:flex}
  .nav nav{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:rgba(10,14,26,.97);backdrop-filter:blur(12px);
    border-bottom:1px solid var(--line);
    max-height:0;overflow:hidden;transition:max-height .3s ease
  }
  .nav nav.open{max-height:420px}
  .nav nav a{padding:15px 6vw;border-top:1px solid var(--line);font-size:1rem}
  .nav nav a.nav-cta{
    margin:14px 6vw;padding:13px 18px;text-align:center;border-top:none;border-radius:999px
  }
}
@media(max-width:520px){
  .cards,.steps{grid-template-columns:1fr}
}

/* =====================================================================
   ===============  PREMIUM ENHANCEMENTS  (layered on top)  ============
   ===================================================================== */

/* --- Animated nav underline --- */
.nav nav a:not(.nav-cta){position:relative}
.nav nav a:not(.nav-cta)::after{
  content:"";position:absolute;left:0;bottom:-5px;height:2px;width:0;border-radius:2px;
  background:linear-gradient(90deg,var(--brand2),var(--accent));transition:width .28s ease
}
.nav nav a:not(.nav-cta):hover::after{width:100%}
.nav.scrolled{box-shadow:0 10px 30px rgba(0,0,0,.35)}

/* --- Rotating specialties headline (typing caret) --- */
.rotator{
  display:inline-block;color:var(--brand2);font-weight:700;
  border-right:2px solid var(--brand2);padding-right:3px;min-height:1em
}
.rotator.blink{animation:caret 1s step-end infinite}
@keyframes caret{50%{border-color:transparent}}

/* --- 3D tilt + cursor glow on interactive cards --- */
.card,.step,.project,.dash{
  transform-style:preserve-3d;will-change:transform;
  transition:transform .25s cubic-bezier(.2,.7,.3,1),border-color .25s,box-shadow .3s
}
.tiltable{transform:perspective(900px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg)) translateY(var(--ty,0))}
.card::after,.step::after,.project::after{
  content:"";position:absolute;inset:0;border-radius:inherit;opacity:0;pointer-events:none;
  transition:opacity .3s;z-index:0;
  background:radial-gradient(220px circle at var(--mx,50%) var(--my,50%),rgba(34,211,238,.16),transparent 60%)
}
.card:hover::after,.step:hover::after,.project:hover::after{opacity:1}
.card > *,.step > *,.project > *{position:relative;z-index:1}

/* --- Magnetic buttons --- */
.btn{will-change:transform}

/* --- Animated section-title underline --- */
.section-title{position:relative}
.section-title::after{
  content:"";display:block;height:3px;width:0;margin:16px auto 0;border-radius:3px;
  background:linear-gradient(90deg,var(--brand2),var(--accent));transition:width .7s ease .15s
}
.reveal.visible .section-title::after{width:64px}

/* --- Timeline dots --- */
.timeline{position:relative}
.timeline li{position:relative}
.timeline li::before{
  content:"";position:absolute;left:-29px;top:.55em;width:11px;height:11px;border-radius:50%;
  background:var(--brand2);box-shadow:0 0 0 4px rgba(34,211,238,.16);transition:transform .2s
}
.timeline li:hover::before{transform:scale(1.35)}

/* --- Badge hover pop --- */
.badges span{transition:transform .2s ease,border-color .2s,color .2s,background .2s}
.badges span:hover{transform:translateY(-3px);border-color:var(--brand2);color:#fff;background:rgba(34,211,238,.10)}

/* --- Glowing, breathing profile photo --- */
.hero-photo{animation:photoGlow 5s ease-in-out infinite}
@keyframes photoGlow{
  0%,100%{box-shadow:0 10px 30px rgba(34,211,238,.28);border-color:var(--brand2)}
  50%{box-shadow:0 14px 46px rgba(124,58,237,.55);border-color:var(--accent)}
}

/* --- Stat strip hover --- */
.stat{transition:background .25s}
.stat:hover{background:#16213a}

/* --- Tag hover --- */
.tags span{transition:transform .18s,background .2s,color .2s}
.tags span:hover{transform:translateY(-2px);background:rgba(34,211,238,.18);color:#fff}

/* --- Floating back-to-top --- */
.to-top{
  position:fixed;right:22px;bottom:22px;width:48px;height:48px;border-radius:50%;
  display:grid;place-items:center;border:1px solid var(--line);cursor:pointer;
  background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;font-size:1.2rem;
  opacity:0;transform:translateY(20px) scale(.85);pointer-events:none;z-index:60;
  box-shadow:0 10px 28px rgba(59,130,246,.45);transition:opacity .3s,transform .3s
}
.to-top.show{opacity:1;transform:none;pointer-events:auto}
.to-top:hover{transform:translateY(-3px) scale(1.05)}

/* --- Page intro fade --- */
@keyframes introFade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
body.loaded .nav{animation:introFade .6s ease both}

@media(prefers-reduced-motion:reduce){
  .hero-photo{animation:none}
  .rotator.blink{animation:none;border-color:transparent}
  .tiltable{transform:none}
  body.loaded .nav{animation:none}
}