/* ===== Vamsan Technologies — styles =====
   EDIT COLORS HERE (CSS variables). */
:root{
  --blue-900:#0b2a5b; --blue-700:#13408a; --teal:#0fb5a6; --teal-dark:#0a8f83;
  --accent:#ff8a3d; --accent-dark:#e9701f;
  --bg:#ffffff; --bg-alt:#f3f7fb; --surface:#ffffff; --text:#14213d; --muted:#4a5a73;
  --border:#dbe3ee; --shadow:0 10px 30px rgba(11,42,91,.10); --radius:16px;
  --primary:var(--blue-700); --link:#0b5cc0;
  --font:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
}
:root[data-theme="dark"]{
  --bg:#0a1424; --bg-alt:#0e1b31; --surface:#12233f; --text:#e8eefb; --muted:#aab8d3;
  --border:#22385c; --shadow:0 10px 30px rgba(0,0,0,.4); --primary:#4d8dff; --link:#7db0ff;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%}
a{color:var(--link)}
h1,h2,h3,h4{line-height:1.2;margin:0 0 .5em;color:var(--text)}
h1{font-size:clamp(2rem,5vw,3.4rem);font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(1.6rem,3.5vw,2.4rem);font-weight:800;letter-spacing:-.01em}
h3{font-size:1.15rem;font-weight:700}
p{margin:0 0 1em}
code{background:var(--bg-alt);padding:.1em .4em;border-radius:6px;font-size:.9em}
.container{width:min(1180px,100% - 32px);margin-inline:auto}
.container.narrow{width:min(820px,100% - 32px)}
.skip{position:absolute;left:-999px;top:8px;background:var(--accent);color:#000;padding:8px 14px;border-radius:8px;z-index:200}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:6px}
[hidden]{display:none!important}

/* NAV */
.nav{position:sticky;top:0;z-index:100;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.brand img{display:block;height:40px;width:auto}
.brand .logo-dark{display:none}
:root[data-theme="dark"] .brand .logo-dark{display:block}
:root[data-theme="dark"] .brand .logo-light{display:none}
.menu{display:none;gap:4px}
.menu a{padding:8px 12px;border-radius:10px;text-decoration:none;color:var(--text);font-weight:500;font-size:.95rem}
.menu a:hover{background:var(--bg-alt)}
.menu a.active{color:var(--teal-dark);background:color-mix(in srgb,var(--teal) 14%,transparent);font-weight:600}
:root[data-theme="dark"] .menu a.active{color:var(--teal)}
.nav-actions{display:flex;gap:8px;align-items:center}
.icon-btn{width:42px;height:42px;display:grid;place-items:center;border-radius:12px;border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;font-size:1.1rem}
.icon-btn:hover{border-color:var(--teal)}
.i-sun{display:none}
:root[data-theme="dark"] .i-sun{display:block}
:root[data-theme="dark"] .i-moon{display:none}
@media (max-width:899px){
  .menu{position:absolute;top:68px;left:0;right:0;background:var(--bg);flex-direction:column;padding:12px 16px 20px;border-bottom:1px solid var(--border);display:none}
  .menu.open{display:flex}
  .menu a{padding:12px}
}
@media (min-width:900px){.menu{display:flex}.burger{display:none}}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:12px;font-weight:700;font-size:1rem;text-decoration:none;border:2px solid transparent;cursor:pointer;font-family:inherit;transition:transform .15s,box-shadow .15s,background .2s}
.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-primary{background:linear-gradient(135deg,var(--blue-700),var(--teal-dark));color:#fff}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--border)}
.btn-ghost:hover{border-color:var(--teal)}
.btn-accent{background:var(--accent);color:#1a1205}
.btn-accent:hover{background:var(--accent-dark)}
.btn-wa{background:#128c4a;color:#fff;margin:8px 0 20px}

/* SECTIONS */
.section{padding:84px 0}
.section.alt{background:var(--bg-alt)}
.section-head{text-align:center;max-width:680px;margin:0 auto 48px}
.section-head p{color:var(--muted)}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--teal-dark);margin-bottom:12px}
:root[data-theme="dark"] .eyebrow{color:var(--teal)}
.eyebrow.light{color:#ffd9bd}
.note{font-size:.9rem;color:var(--muted);background:color-mix(in srgb,var(--accent) 14%,transparent);border-left:4px solid var(--accent);padding:8px 12px;border-radius:8px;display:inline-block}

/* HERO */
.hero{position:relative;overflow:hidden;background:linear-gradient(160deg,#0b2a5b 0%,#0e3d7c 55%,#0a6c72 100%);color:#fff;padding:90px 0 100px}
.hero h1,.hero .lead{color:#fff}
.grad{background:linear-gradient(90deg,#5eead4,#ffb27a);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .eyebrow{color:#8ff0e3}
.hero-bg{position:absolute;inset:0;pointer-events:none}
.grid-lines{position:absolute;inset:0;color:rgba(255,255,255,.07)}
.blob{position:absolute;border-radius:50%;filter:blur(60px);opacity:.5;animation:float 14s ease-in-out infinite}
.b1{width:380px;height:380px;background:#0fb5a6;top:-100px;right:-60px}
.b2{width:320px;height:320px;background:#ff8a3d;bottom:-140px;left:10%;opacity:.28;animation-delay:-4s}
.b3{width:260px;height:260px;background:#4d8dff;top:30%;left:-80px;animation-delay:-8s}
@keyframes float{0%,100%{transform:translate(0,0)}50%{transform:translate(24px,-30px)}}
.hero-inner{position:relative;display:grid;gap:48px;align-items:center}
@media (min-width:900px){.hero-inner{grid-template-columns:1.1fr .9fr}}
.lead{font-size:1.15rem;max-width:56ch;opacity:.95}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0}
.hero .btn-ghost{color:#fff;border-color:rgba(255,255,255,.5)}
.hero .btn-ghost:hover{background:rgba(255,255,255,.1)}
.trust{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px 22px;font-size:.92rem;opacity:.9}
.trust li::before{content:"✓ ";color:#5eead4;font-weight:700}
.hero-art{position:relative;max-width:460px;margin-inline:auto;width:100%}
.dash{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.25);border-radius:20px;backdrop-filter:blur(8px);box-shadow:0 30px 60px rgba(0,0,0,.3);overflow:hidden}
.dash-top{display:flex;gap:6px;padding:12px 14px;border-bottom:1px solid rgba(255,255,255,.15)}
.dash-top i{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.5)}
.dash-body{padding:24px}
.bars{display:flex;align-items:flex-end;gap:12px;height:170px}
.bars b{flex:1;height:var(--h);background:linear-gradient(180deg,#5eead4,#0fb5a6);border-radius:8px 8px 0 0;transform-origin:bottom;animation:grow 1.4s ease-out both}
.bars b:nth-child(2){animation-delay:.1s}.bars b:nth-child(3){animation-delay:.2s}.bars b:nth-child(4){animation-delay:.3s}.bars b:nth-child(5){animation-delay:.4s}.bars b:nth-child(6){animation-delay:.5s;background:linear-gradient(180deg,#ffb27a,#ff8a3d)}
@keyframes grow{from{transform:scaleY(0)}to{transform:scaleY(1)}}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.chips span{font-size:.8rem;padding:5px 12px;border-radius:99px;background:rgba(255,255,255,.15)}
.float{position:absolute;background:#fff;color:#0b2a5b;font-weight:600;font-size:.85rem;padding:10px 16px;border-radius:12px;box-shadow:var(--shadow);animation:float 8s ease-in-out infinite}
.f1{top:-16px;right:-8px}.f2{bottom:-18px;left:-8px;animation-delay:-3s}

/* CARDS */
.cards{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));align-items:start}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:transform .25s,border-color .25s}
.card:hover{transform:translateY(-6px);border-color:var(--teal)}
.card-icon{width:54px;height:54px;border-radius:14px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--blue-700),var(--teal));margin-bottom:16px}
.card p{color:var(--muted)}
.expander{background:none;border:0;padding:6px 0;font:inherit;font-weight:700;color:var(--link);cursor:pointer;display:flex;gap:6px;align-items:center}
.chev{transition:transform .2s}
.expander[aria-expanded="true"] .chev{transform:rotate(180deg)}
.details ul{padding-left:20px;margin:10px 0}
.details li{margin:4px 0}
.link-btn{background:none;border:0;color:var(--accent-dark);font:inherit;font-weight:700;cursor:pointer;padding:4px 0}
:root[data-theme="dark"] .link-btn{color:var(--accent)}
.link-btn:hover{text-decoration:underline}

/* STATS */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:48px}
.stat{text-align:center;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px 16px}
.stat b{display:block;font-size:clamp(2rem,4vw,2.8rem);font-weight:800;color:var(--primary)}
.stat span{color:var(--muted);font-weight:500}
.benefits{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.benefit{padding:22px 22px 22px 26px;border-left:4px solid var(--teal);background:var(--surface);border-radius:0 var(--radius) var(--radius) 0;box-shadow:var(--shadow)}
.benefit p{margin:0;color:var(--muted)}

/* TIMELINE */
.timeline{list-style:none;margin:0 auto;padding:0;max-width:760px;position:relative}
.timeline::before{content:"";position:absolute;left:23px;top:8px;bottom:8px;width:3px;background:linear-gradient(var(--teal),var(--accent));border-radius:3px}
.timeline li{display:flex;gap:20px;margin-bottom:28px;position:relative}
.dot{flex:0 0 48px;height:48px;border-radius:50%;background:var(--blue-700);color:#fff;font-weight:800;display:grid;place-items:center;z-index:1;border:4px solid var(--bg)}
.timeline p{color:var(--muted);margin:0}

/* INDUSTRIES */
.ind-grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:16px}
.ind-grid li{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px 14px;text-align:center;font-weight:600;display:flex;flex-direction:column;align-items:center;gap:12px;transition:transform .2s,color .2s}
.ind-grid li svg{color:var(--teal-dark)}
.ind-grid li:hover{transform:translateY(-4px);color:var(--teal-dark)}

/* CAROUSEL */
.carousel{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:40px 28px 24px;box-shadow:var(--shadow);text-align:center}
.slide{display:none;margin:0;animation:fade .5s}
.slide.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
blockquote{margin:0 0 16px;font-size:1.25rem;font-weight:500}
figcaption{color:var(--muted)}
.car-controls{display:flex;justify-content:center;align-items:center;gap:12px;margin-top:24px}
.dots{display:flex;gap:8px}
.dots button{width:12px;height:12px;border-radius:50%;border:0;background:var(--border);cursor:pointer;padding:0}
.dots button[aria-current="true"]{background:var(--teal);transform:scale(1.2)}

/* PANELS / WIZARD */
.two-col{display:grid;gap:36px;align-items:start}
@media (min-width:900px){.two-col{grid-template-columns:1fr 1fr}}
.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
fieldset{border:0;padding:0;margin:0 0 12px}
legend{font-weight:700;margin-bottom:12px;padding:0}
.opt{display:block;margin-bottom:8px}
.opt input{position:absolute;opacity:0}
.opt span{display:block;padding:12px 16px;border:2px solid var(--border);border-radius:12px;cursor:pointer;font-weight:600}
.opt input:checked+span{border-color:var(--teal);background:color-mix(in srgb,var(--teal) 14%,transparent)}
.opt input:focus-visible+span{outline:3px solid var(--accent)}
.w-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:12px}
.w-progress{height:6px;background:var(--border);border-radius:6px;margin-top:20px;overflow:hidden}
.w-progress i{display:block;height:100%;width:33%;background:linear-gradient(90deg,var(--teal),var(--accent));transition:width .3s}
.err{color:#c0262d;font-size:.88rem;margin:6px 0 0}
:root[data-theme="dark"] .err{color:#ff8f94}
input[type=range]{width:100%;accent-color:var(--teal);margin:10px 0 16px}
.check{display:flex;gap:10px;align-items:center;margin:8px 0;cursor:pointer}
.check input{width:18px;height:18px;accent-color:var(--teal)}
.est-out{margin-top:20px;padding:20px;border-radius:14px;background:linear-gradient(135deg,var(--blue-900),var(--blue-700));color:#fff;display:flex;flex-direction:column;align-items:center}
.est-out b{font-size:2.4rem}

/* CTA BAND */
.cta-band{background:linear-gradient(135deg,var(--blue-900),#0a6c72);color:#fff;border-radius:24px;padding:48px 36px;display:grid;gap:24px;align-items:center}
.cta-band h2,.cta-band p{color:#fff}
@media (min-width:800px){.cta-band{grid-template-columns:1fr auto}}

/* FAQ */
.faq-item{background:var(--surface);border:1px solid var(--border);border-radius:14px;margin-bottom:12px;overflow:hidden}
.faq-item h3{margin:0}
.faq-q{width:100%;text-align:left;background:none;border:0;font:inherit;font-weight:700;font-size:1.05rem;color:var(--text);padding:18px 20px;display:flex;justify-content:space-between;gap:12px;cursor:pointer}
.faq-q span{font-size:1.4rem;color:var(--teal-dark);transition:transform .2s}
.faq-q[aria-expanded="true"] span{transform:rotate(45deg)}
.faq-a{padding:0 20px 18px;color:var(--muted)}
.faq-a p{margin:0}

/* CONTACT */
.contact-list{list-style:none;padding:0;margin:0 0 20px}
.contact-list li{display:flex;flex-direction:column;margin-bottom:12px}
.contact-list b{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.map{position:relative;height:200px;border:1px dashed var(--border);border-radius:14px;overflow:hidden;color:var(--text)}
.map span{position:absolute;left:0;right:0;bottom:8px;text-align:center;font-size:.8rem;color:var(--muted)}
.field{margin-bottom:16px}
.field label{display:block;font-weight:600;margin-bottom:6px}
input[type=text],input[type=email],input[type=tel],select,textarea{width:100%;padding:12px 14px;border-radius:10px;border:2px solid var(--border);background:var(--bg);color:var(--text);font:inherit}
input:focus,select:focus,textarea:focus{border-color:var(--teal);outline:none}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:#c0262d}
.hp{position:absolute;left:-9999px}
.status{margin-top:14px;font-weight:600}
.status.ok{color:#0a7a3d}.status.bad{color:#c0262d}
:root[data-theme="dark"] .status.ok{color:#6ee7a1}
:root[data-theme="dark"] .status.bad{color:#ff8f94}

/* FOOTER */
.footer{background:#071a3a;color:#cdd8ee;padding:56px 0 24px}
.footer a{color:#cdd8ee;text-decoration:none}
.footer a:hover{color:#fff;text-decoration:underline}
.footer h4{color:#fff;font-size:1rem}
.footer ul{list-style:none;padding:0;margin:0}
.footer li{margin:8px 0}
.foot-grid{display:grid;gap:32px;grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}
.social{display:flex;gap:12px}
.social a{width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.1);display:grid;place-items:center}
.copy{margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:.9rem}

/* MISC */
.to-top{position:fixed;right:18px;bottom:18px;width:46px;height:46px;border-radius:50%;border:0;background:var(--accent);color:#1a1205;font-size:1.3rem;font-weight:800;cursor:pointer;box-shadow:var(--shadow);z-index:90}
.consent{position:fixed;left:16px;right:16px;bottom:16px;max-width:620px;margin-inline:auto;background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:14px;padding:16px 18px;box-shadow:var(--shadow);display:flex;gap:14px;align-items:center;flex-wrap:wrap;z-index:150}
.consent p{margin:0;flex:1 1 260px;font-size:.92rem}
.modal{position:fixed;inset:0;background:rgba(5,12,25,.65);display:grid;place-items:center;padding:16px;z-index:300}
.modal-box{position:relative;background:var(--surface);border-radius:20px;padding:32px;max-width:560px;width:100%;max-height:88vh;overflow:auto}
.modal-close{position:absolute;right:14px;top:10px;width:40px;height:40px;border:0;background:none;font-size:2rem;color:var(--text);cursor:pointer}
.modal-box ul{padding-left:20px}

/* REVEAL */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s,transform .7s}
.reveal.in{opacity:1;transform:none}
.no-js .reveal{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}

/* Legal pages */
.legal{max-width:780px;margin:40px auto;padding:0 16px}
.legal h1{font-size:2rem}