/* ============================================================
   Datavista Services Ltd — Stylesheet
   Brand palette inspired by the Datavista orbit logo:
   teal, orange, yellow, purple on dark navy + white
   ============================================================ */
:root{
  --teal:#0d9488; --teal-lt:#14b8a6;
  --orange:#f97316; --orange-lt:#fb923c;
  --yellow:#eab308;
  --purple:#8b5cf6;
  --dark:#0f172a; --dark-2:#1e293b; --dark-3:#334155;
  --text:#334155; --muted:#64748b;
  --light:#f8fafc; --border:#e2e8f0;
  --grad:linear-gradient(135deg,#0d9488 0%,#f97316 100%);
  --grad-dark:linear-gradient(135deg,#0f172a 0%,#134e4a 100%);
  --shadow:0 4px 20px rgba(15,23,42,.08);
  --shadow-lg:0 12px 40px rgba(15,23,42,.15);
  --radius:12px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI',system-ui,-apple-system,Arial,sans-serif;color:var(--text);line-height:1.65;background:#fff;font-size:16px}
img{max-width:100%}
a{color:var(--teal);text-decoration:none;transition:.2s}
a:hover{color:var(--orange)}
.container{max-width:1180px;margin:0 auto;padding:0 1.25rem}
.center{text-align:center}
.narrow{max-width:820px}

/* ---------- Buttons ---------- */
.btn{display:inline-block;padding:.8rem 1.6rem;border-radius:50px;font-weight:600;font-size:.95rem;cursor:pointer;border:2px solid transparent;transition:.25s;text-align:center}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 4px 14px rgba(13,148,136,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 22px rgba(249,115,22,.4);color:#fff}
.btn-outline{border-color:#fff;color:#fff;background:transparent}
.btn-outline:hover{background:#fff;color:var(--dark)}
.btn-light{background:#fff;color:var(--dark)}
.btn-light:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.btn-block{display:block;width:100%;border:none}

/* ---------- Navbar ---------- */
.navbar{position:sticky;top:0;z-index:100;background:#fff;box-shadow:0 1px 0 var(--border);transition:.3s}
.navbar.scrolled{box-shadow:var(--shadow)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:.6rem;color:var(--dark);font-weight:700;font-size:1.25rem}
.brand:hover{color:var(--teal)}
.brand-logo{width:42px;height:42px;border-radius:50%}
.brand-text small{display:block;font-size:.6rem;letter-spacing:2px;color:var(--muted);font-weight:500;line-height:1}
.nav-links{display:flex;align-items:center;gap:1.6rem}
.nav-links a{color:var(--dark-3);font-weight:500;font-size:.95rem;position:relative}
.nav-links a:hover,.nav-links a.active{color:var(--teal)}
.nav-links a.active::after{content:'';position:absolute;left:0;right:0;bottom:-6px;height:3px;border-radius:3px;background:var(--grad)}
.nav-cta{background:var(--grad);color:#fff!important;padding:.55rem 1.3rem;border-radius:50px}
.nav-cta:hover{opacity:.92;color:#fff!important}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.hamburger span{width:26px;height:3px;background:var(--dark);border-radius:2px;transition:.3s}

/* ---------- Flash messages ---------- */
.flash-wrap{padding-top:1rem}
.flash{padding:.8rem 1.2rem;border-radius:8px;margin-bottom:.5rem;font-weight:500;font-size:.92rem}
.flash-error{background:#fef2f2;color:#b91c1c;border:1px solid #fecaca}

/* ---------- Hero ---------- */
.hero{background:var(--grad-dark);color:#fff;position:relative;overflow:hidden;padding:4.5rem 0 5.5rem}
.hero::before{content:'';position:absolute;top:-120px;right:-120px;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgba(13,148,136,.35),transparent 70%)}
.hero::after{content:'';position:absolute;bottom:-140px;left:-100px;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(249,115,22,.25),transparent 70%)}
.hero-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:3rem;align-items:center;position:relative;z-index:2}
.hero-badge{display:inline-block;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);padding:.35rem 1rem;border-radius:50px;font-size:.8rem;letter-spacing:.5px;margin-bottom:1.2rem}
.hero h1{font-size:2.9rem;line-height:1.15;margin-bottom:1.2rem;font-weight:800}
.grad-text{background:linear-gradient(90deg,#5eead4,#fdba74);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:1.1rem;color:#cbd5e1;margin-bottom:2rem;max-width:540px}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:2.5rem}
.hero-stats{display:flex;gap:2.2rem;flex-wrap:wrap}
.hero-stats div strong{display:block;font-size:1.7rem;color:#5eead4}
.hero-stats div span{font-size:.82rem;color:#94a3b8}
.hero-visual{position:relative}
.hero-card{background:rgba(255,255,255,.07);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.15);border-radius:16px;padding:1.4rem;box-shadow:var(--shadow-lg)}
.hc-header{display:flex;gap:6px;margin-bottom:1.2rem}
.hc-header span{width:11px;height:11px;border-radius:50%;background:#f87171}
.hc-header span:nth-child(2){background:#fbbf24}
.hc-header span:nth-child(3){background:#34d399}
.hc-bars{display:flex;align-items:flex-end;gap:10px;height:150px;padding:0 .5rem}
.hc-bars .bar{flex:1;background:var(--grad);border-radius:6px 6px 0 0;opacity:.9;animation:grow 1.2s ease-out both}
.hc-bars .bar:nth-child(2){animation-delay:.1s}.hc-bars .bar:nth-child(3){animation-delay:.2s}
.hc-bars .bar:nth-child(4){animation-delay:.3s}.hc-bars .bar:nth-child(5){animation-delay:.4s}.hc-bars .bar:nth-child(6){animation-delay:.5s}
@keyframes grow{from{height:0!important}}
.hc-line{margin-top:1.2rem;height:3px;background:rgba(255,255,255,.15);border-radius:3px;overflow:hidden}
.hc-line span{display:block;height:100%;width:65%;background:linear-gradient(90deg,var(--teal-lt),var(--orange-lt));border-radius:3px}
.float-chip{position:absolute;background:#fff;color:var(--dark);padding:.6rem 1rem;border-radius:10px;font-size:.82rem;font-weight:600;box-shadow:var(--shadow-lg);animation:float 3.5s ease-in-out infinite}
.chip-1{top:-18px;right:-10px;color:var(--orange)}
.chip-2{bottom:-18px;left:-14px;color:var(--teal)}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}

/* ---------- Page hero (inner pages) ---------- */
.page-hero{background:var(--grad-dark);color:#fff;padding:3.8rem 0;text-align:center;position:relative;overflow:hidden}
.page-hero::after{content:'';position:absolute;top:-80px;right:-80px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(249,115,22,.22),transparent 70%)}
.page-hero h1{font-size:2.4rem;margin-bottom:.8rem;position:relative;z-index:2}
.page-hero p{color:#cbd5e1;max-width:640px;margin:0 auto;position:relative;z-index:2}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:2.5px;text-transform:uppercase;color:var(--teal);margin-bottom:.6rem}
.eyebrow.light{color:#5eead4}

/* ---------- Sections ---------- */
.section{padding:4.5rem 0}
.section-alt{background:var(--light)}
.section-head{text-align:center;max-width:640px;margin:0 auto 3rem}
.section-head h2{font-size:2rem;color:var(--dark);margin-bottom:.8rem;line-height:1.25}
.section-head p{color:var(--muted)}

/* ---------- Grids & cards ---------- */
.grid{display:grid;gap:1.6rem}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1.8rem;transition:.3s;box-shadow:var(--shadow)}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.card h3{color:var(--dark);margin:.9rem 0 .5rem;font-size:1.15rem}
.card p{color:var(--muted);font-size:.93rem}
.card-icon{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:#fff}
.icon-teal{background:linear-gradient(135deg,#0d9488,#14b8a6)}
.icon-orange{background:linear-gradient(135deg,#f97316,#fb923c)}
.icon-yellow{background:linear-gradient(135deg,#eab308,#facc15)}
.icon-purple{background:linear-gradient(135deg,#7c3aed,#8b5cf6)}

/* ---------- Split layout ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:3.5rem;align-items:center}
.split-text h2{font-size:2rem;color:var(--dark);margin-bottom:1rem;line-height:1.25}
.split-text p{color:var(--muted);margin-bottom:1rem}
.check-list{list-style:none;margin:1.2rem 0 1.8rem}
.check-list li{padding:.45rem 0 .45rem 2rem;position:relative;color:var(--dark-3)}
.check-list li::before{content:'\2713';position:absolute;left:0;top:.45rem;width:22px;height:22px;background:var(--grad);color:#fff;border-radius:50%;font-size:.7rem;display:flex;align-items:center;justify-content:center;font-weight:700}
.split-visual{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem}
.stat-box{background:var(--grad-dark);color:#fff;padding:1.6rem 1.3rem;border-radius:var(--radius);text-align:center}
.stat-box:nth-child(2){background:var(--grad)}
.stat-box:nth-child(3){background:linear-gradient(135deg,#7c3aed,#a78bfa)}
.stat-box:nth-child(4){background:linear-gradient(135deg,#eab308,#f59e0b)}
.stat-box strong{display:block;font-size:1.9rem;margin-bottom:.3rem}
.stat-box span{font-size:.82rem;opacity:.92}
.value-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1.6rem;margin-bottom:1.2rem;box-shadow:var(--shadow)}
.value-card h3{color:var(--dark);margin-bottom:.5rem;font-size:1.1rem}
.value-card p{color:var(--muted);font-size:.93rem;margin:0}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}
.step{text-align:center;padding:1.5rem 1rem;border:1px solid var(--border);border-radius:var(--radius);background:#fff;position:relative;box-shadow:var(--shadow)}
.step-num{width:44px;height:44px;border-radius:50%;background:var(--grad);color:#fff;font-weight:700;font-size:1.2rem;display:flex;align-items:center;justify-content:center;margin:0 auto .9rem}
.step h3{color:var(--dark);margin-bottom:.4rem;font-size:1.05rem}
.step p{font-size:.88rem;color:var(--muted)}

/* ---------- Services list ---------- */
.service-row{display:flex;gap:1.6rem;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:2rem;margin-bottom:1.5rem;box-shadow:var(--shadow);transition:.3s}
.service-row:hover{transform:translateX(6px);box-shadow:var(--shadow-lg)}
.service-icon{flex-shrink:0;width:60px;height:60px;border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:1.7rem;color:#fff}
.service-body h2{color:var(--dark);font-size:1.35rem;margin-bottom:.6rem}
.service-body p{color:var(--muted);margin-bottom:.8rem}
.tick{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:.35rem 1.2rem}
.tick li{padding-left:1.6rem;position:relative;font-size:.92rem;color:var(--dark-3)}
.tick li::before{content:'\2713';position:absolute;left:0;color:var(--teal);font-weight:700}

/* ---------- Quote / testimonial cards ---------- */
.quote-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1.8rem;box-shadow:var(--shadow);transition:.3s;display:flex;flex-direction:column}
.quote-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.stars{color:var(--yellow);letter-spacing:3px;margin-bottom:.8rem;font-size:1.05rem}
.quote-card p{font-style:italic;color:var(--dark-3);margin-bottom:1.2rem;flex:1}
.quote-author{display:flex;align-items:center;gap:.8rem;border-top:1px solid var(--border);padding-top:1rem}
.qa-avatar{width:44px;height:44px;border-radius:50%;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem;flex-shrink:0}
.quote-author strong{display:block;color:var(--dark);font-size:.92rem}
.quote-author small{color:var(--muted);font-size:.8rem}

/* ---------- FAQ ---------- */
.faq-item{background:#fff;border:1px solid var(--border);border-radius:10px;margin-bottom:.9rem;overflow:hidden;box-shadow:var(--shadow)}
.faq-item summary{padding:1.1rem 1.4rem;font-weight:600;color:var(--dark);cursor:pointer;list-style:none;position:relative;padding-right:3rem}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'+';position:absolute;right:1.2rem;top:50%;transform:translateY(-50%);font-size:1.4rem;color:var(--teal);font-weight:400;transition:.3s}
.faq-item[open] summary::after{content:'\2212';color:var(--orange)}
.faq-item[open] summary{border-bottom:1px solid var(--border);color:var(--teal)}
.faq-item p{padding:1rem 1.4rem 1.3rem;color:var(--muted);font-size:.95rem}

/* ---------- Contact ---------- */
.office-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1.4rem 1.6rem;margin-bottom:1.1rem;box-shadow:var(--shadow)}
.office-card h3{color:var(--dark);font-size:1.05rem;margin-bottom:.4rem}
.office-card p{color:var(--muted);font-size:.93rem;margin-bottom:.2rem}
.office-card em{color:var(--orange);font-style:normal;font-size:.85rem}
.contact-form{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:2rem;box-shadow:var(--shadow-lg)}
.contact-form h2{color:var(--dark);margin-bottom:1.3rem;font-size:1.4rem}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.form-group{margin-bottom:1rem}
.form-group label{display:block;font-weight:600;font-size:.88rem;color:var(--dark-3);margin-bottom:.35rem}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:.75rem .9rem;border:1.5px solid var(--border);border-radius:8px;font-size:.95rem;font-family:inherit;transition:.2s;background:#fff;color:var(--text)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(13,148,136,.15)}
.form-note{font-size:.8rem;color:var(--muted);margin-top:.8rem;text-align:center}

/* ---------- CTA strip ---------- */
.cta-strip{background:var(--grad);color:#fff;padding:3rem 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:2rem;flex-wrap:wrap}
.cta-strip h2{font-size:1.7rem;margin-bottom:.4rem}
.cta-strip p{opacity:.92}

/* ---------- Footer ---------- */
.footer{background:var(--dark);color:#94a3b8;padding:3.5rem 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.4fr;gap:2.5rem;padding-bottom:2.5rem}
.footer-brand{display:flex;align-items:center;gap:.6rem;color:#fff;font-weight:700;font-size:1.1rem;margin-bottom:1rem}
.footer-brand .brand-logo{width:36px;height:36px;border-radius:50%}
.footer-about{font-size:.9rem;line-height:1.7}
.footer-col h4{color:#fff;font-size:1rem;margin-bottom:1rem;position:relative;padding-bottom:.5rem}
.footer-col h4::after{content:'';position:absolute;left:0;bottom:0;width:32px;height:3px;background:var(--grad);border-radius:2px}
.footer-col ul{list-style:none}
.footer-col ul li{margin-bottom:.55rem;font-size:.9rem}
.footer-col ul li a{color:#94a3b8}
.footer-col ul li a:hover{color:#5eead4;padding-left:4px}
.contact-list strong{color:#e2e8f0}
.contact-list em{color:#fdba74;font-style:normal;font-size:.82rem}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:1.2rem 0;text-align:center;font-size:.85rem}

/* ---------- WhatsApp float ---------- */
.whatsapp-float{position:fixed;bottom:24px;right:24px;width:56px;height:56px;background:#25d366;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 20px rgba(37,211,102,.45);z-index:99;transition:.3s;animation:pulse 2s infinite}
.whatsapp-float:hover{transform:scale(1.1)}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(37,211,102,.5)}70%{box-shadow:0 0 0 14px rgba(37,211,102,0)}100%{box-shadow:0 0 0 0 rgba(37,211,102,0)}}

/* ---------- Center page (thank you / 404) ---------- */
.center-page{min-height:50vh;display:flex;align-items:center}
.center-page h1{color:var(--dark);margin-bottom:.8rem}
.lead{font-size:1.15rem;color:var(--muted);margin-bottom:.5rem}
.success-icon{width:80px;height:80px;border-radius:50%;background:var(--grad);color:#fff;font-size:2.4rem;display:flex;align-items:center;justify-content:center;margin:0 auto 1.5rem;font-weight:700}

/* ---------- Responsive ---------- */
@media(max-width:960px){
  .hero-inner,.split{grid-template-columns:1fr;gap:2.5rem}
  .hero h1{font-size:2.2rem}
  .grid-3,.steps{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero-visual{max-width:420px;margin:0 auto}
}
@media(max-width:680px){
  .nav-links{position:fixed;top:72px;left:0;right:0;background:#fff;flex-direction:column;gap:0;padding:1rem 1.25rem 1.5rem;box-shadow:var(--shadow-lg);transform:translateY(-130%);transition:.35s;z-index:99}
  .nav-links.open{transform:translateY(0)}
  .nav-links a{padding:.8rem 0;border-bottom:1px solid var(--border);width:100%}
  .nav-links a.active::after{display:none}
  .nav-cta{margin-top:.8rem;text-align:center}
  .hamburger{display:flex}
  .hamburger.open span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .hamburger.open span:nth-child(2){opacity:0}
  .hamburger.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
  .grid-3,.grid-4,.steps,.form-row,.tick{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero{padding:3rem 0 4rem}
  .hero h1{font-size:1.9rem}
  .page-hero h1{font-size:1.8rem}
  .section{padding:3rem 0}
  .section-head h2,.split-text h2{font-size:1.6rem}
  .service-row{flex-direction:column;gap:1rem}
  .cta-inner{flex-direction:column;text-align:center}
  .hero-stats{gap:1.4rem}
}