/* ============================================================
   SIGMA IT USA — premium build (refined)
   Direction: high-end professional services. Light & airy,
   one disciplined royal-blue accent, elegant depth, restrained motion.
   ============================================================ */
:root{
  --navy:#101A30;          /* elegant deep navy (hero/contact) */
  --navy-2:#0C1426;
  --light:#FFFFFF;
  --tint:#F5F7FB;
  --tint-2:#EEF2F9;

  --ink:#101828;
  --body:#4A5468;
  --muted:#79839A;

  --d-ink:#F4F7FE;
  --d-body:#AEB8CE;
  --d-muted:#7C879F;

  --accent:#2F5BEA;        /* royal blue */
  --accent-2:#4338CA;      /* indigo */
  --accent-soft:#EAF0FF;
  --grad:linear-gradient(120deg,#2F5BEA,#4338CA);

  --line:#E7EAF1;
  --line-d:rgba(255,255,255,.10);

  --radius:20px;
  --radius-sm:13px;
  --shadow-sm:0 1px 2px rgba(16,24,40,.05),0 2px 6px rgba(16,24,40,.06);
  --shadow:0 24px 50px -26px rgba(16,24,40,.30);
  --shadow-accent:0 14px 30px -14px rgba(47,91,234,.45);
  --maxw:1200px;

  --font:'Satoshi','Inter',system-ui,-apple-system,Segoe UI,sans-serif;
  --display:'Switzer','Satoshi',system-ui,sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:90px;-webkit-text-size-adjust:100%}
body{font-family:var(--font);color:var(--body);background:var(--light);line-height:1.62;font-size:16.5px;-webkit-font-smoothing:antialiased;overflow-x:hidden;font-feature-settings:"ss01","cv01","kern";text-rendering:optimizeLegibility}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
p{text-wrap:pretty}
h1,h2,h3,h4{font-family:var(--display);color:var(--ink);line-height:1.06;letter-spacing:-.022em;font-weight:600;text-wrap:balance}
.section__head h2,.hero h1{letter-spacing:-.03em}
.container{max-width:var(--maxw);margin:0 auto;padding:0 28px;position:relative;z-index:2}

/* ---------- grain (very subtle) + scroll progress ---------- */
.grain{position:fixed;inset:0;z-index:9999;pointer-events:none;opacity:.022;mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");}
.scroll-progress{position:fixed;top:0;left:0;height:2px;width:0;background:var(--accent);z-index:9998;transition:width .1s linear}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-family:var(--font);font-weight:600;font-size:.95rem;padding:12px 22px;border-radius:11px;border:1.5px solid transparent;cursor:pointer;transition:transform .25s var(--ease),box-shadow .3s,background .3s,border-color .3s,color .3s;white-space:nowrap;will-change:transform}
.btn__ico{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .25s}
.btn:hover .btn__ico{transform:translateX(4px)}
.btn--lg{padding:15px 28px;font-size:1.02rem}
.btn--block{width:100%}
.btn--primary{background:var(--accent);color:#fff;box-shadow:var(--shadow-accent)}
.btn--primary:hover{background:#274de0;box-shadow:0 18px 36px -14px rgba(47,91,234,.6)}
.btn--glass{background:rgba(255,255,255,.07);color:#fff;border-color:rgba(255,255,255,.22);backdrop-filter:blur(8px)}
.btn--glass:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.45)}
.btn--soft{background:var(--accent-soft);color:var(--accent);border-color:transparent}
.btn--soft:hover{background:#DCE6FF}

/* ---------- header ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;transition:background .35s,backdrop-filter .35s,border-color .35s,box-shadow .35s}
.site-header.scrolled{background:rgba(16,26,48,.78);backdrop-filter:saturate(160%) blur(16px);border-bottom:1px solid var(--line-d);box-shadow:0 8px 28px -18px rgba(0,0,0,.5)}
.header__inner{display:flex;align-items:center;justify-content:space-between;height:78px;transition:height .35s}
.scrolled .header__inner{height:66px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--font);font-weight:700;font-size:1.18rem;color:#fff;letter-spacing:-.02em}
.brand__accent{color:#9DB4FF}
.nav{display:flex;align-items:center;gap:30px}
.nav a{font-weight:500;font-size:.94rem;color:rgba(255,255,255,.72);transition:color .25s;position:relative}
.nav a:not(.nav__cta):hover,.nav a.active:not(.nav__cta){color:#fff}
.nav a:not(.nav__cta)::after{content:"";position:absolute;left:0;right:0;bottom:-7px;height:2px;border-radius:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.nav a:not(.nav__cta):hover::after,.nav a.active:not(.nav__cta)::after{transform:scaleX(1)}
.nav__cta{color:#fff !important;padding:9px 18px}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px;z-index:1001}
.nav-toggle span{width:24px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- aurora (soft, navy-toned) ---------- */
.aurora{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0}
.aurora i{position:absolute;border-radius:50%;filter:blur(100px);opacity:.32;animation:drift 22s ease-in-out infinite}
.aurora i:nth-child(1){width:540px;height:540px;background:radial-gradient(circle,#2F5BEA,transparent 70%);top:-200px;right:-120px}
.aurora i:nth-child(2){width:460px;height:460px;background:radial-gradient(circle,#4338CA,transparent 72%);bottom:-220px;left:-140px;animation-delay:-8s;opacity:.26}
.aurora--soft i{opacity:.2}
@keyframes drift{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(30px,-26px) scale(1.06)}}

/* ---------- eyebrow / heads ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:11px;font-family:var(--font);font-size:.8rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:18px}
.eyebrow::before{content:"";width:26px;height:1.5px;background:currentColor;opacity:.55;border-radius:2px}
.section__head:not(.section__head--left) .eyebrow{justify-content:center}
.eyebrow b{font-weight:700;color:var(--ink);opacity:.34;letter-spacing:.02em}
.eyebrow--light{color:#9DB4FF}
.eyebrow--light b{color:#fff;opacity:.5}
.section{padding:120px 0;position:relative}
.section__head{max-width:720px;margin:0 auto 64px;text-align:center}
.section__head--left{text-align:left;margin:0 0 50px}
.section__head h2{font-size:clamp(2rem,4.4vw,3.1rem);font-weight:600}
.section__lead{margin-top:20px;font-size:1.1rem;color:var(--body)}
.section--tint{background:var(--tint)}
.section--dark{background:var(--navy);color:var(--d-body);overflow:hidden}
.section--dark h2,.section--dark h3,.section--dark h4{color:#fff}
.section--dark .section__lead{color:var(--d-body)}
.grad-text{color:var(--accent)}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;background:radial-gradient(125% 110% at 75% -15%,#1C2C52 0%,#142136 42%,#101A30 100%);color:#fff;padding:130px 0 90px;overflow:hidden}
.hero__spot{position:absolute;width:620px;height:620px;border-radius:50%;background:radial-gradient(circle,rgba(47,91,234,.16),transparent 62%);transform:translate(-50%,-50%);left:50%;top:40%;pointer-events:none;z-index:1;transition:opacity .4s;opacity:0}
.hero__grid{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:9px;font-size:.82rem;font-weight:500;color:#C7D2EE;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.05);padding:7px 15px;border-radius:999px;backdrop-filter:blur(6px)}
.pill__dot{width:8px;height:8px;border-radius:50%;background:#34D399;box-shadow:0 0 0 4px rgba(52,211,153,.16);animation:pulse 2.6s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 4px rgba(52,211,153,.16)}50%{box-shadow:0 0 0 7px rgba(52,211,153,.04)}}
.hero h1{color:#fff;font-size:clamp(2.7rem,6.2vw,5rem);font-weight:700;letter-spacing:-.035em;margin:26px 0}
.hero .grad-text{color:#9DB4FF}
.hero__sub{font-size:1.18rem;color:#B4BFDB;max-width:560px;line-height:1.6}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:36px}
.hero__scroll{position:absolute;bottom:34px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:10px;font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.42);z-index:3}
.hero__scroll span{width:1px;height:42px;background:linear-gradient(rgba(157,180,255,.8),transparent);position:relative;overflow:hidden}
.hero__scroll span::after{content:"";position:absolute;top:0;left:0;width:100%;height:14px;background:#fff;animation:scrolldot 2s var(--ease) infinite}
@keyframes scrolldot{0%{transform:translateY(-14px)}100%{transform:translateY(42px)}}

/* glass card */
.hero__panel{display:flex;justify-content:center;perspective:1000px}
.glass-card{width:100%;max-width:400px;background:linear-gradient(160deg,rgba(255,255,255,.09),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.14);border-radius:24px;padding:28px;backdrop-filter:blur(14px);box-shadow:var(--shadow);position:relative}
.glass-card__head{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
.glass-card__tag{display:inline-flex;align-items:center;gap:8px;font-size:.82rem;color:#D5DEF5}
.glass-card__meta{font-size:.78rem;color:#8A95B5;border:1px solid rgba(255,255,255,.16);border-radius:8px;padding:3px 9px}
.dot{width:8px;height:8px;border-radius:50%}
.dot--green{background:#34D399}
.gc-row{display:flex;justify-content:space-between;font-size:.85rem;color:#C2CCE6;margin-bottom:7px}
.gc-row__val{color:#fff;font-weight:600}
.bar{height:7px;border-radius:99px;background:rgba(255,255,255,.10);overflow:hidden;margin-bottom:16px}
.bar i{display:block;height:100%;width:0;border-radius:99px;background:linear-gradient(90deg,#2F5BEA,#6E8BFF);animation:fill 1.4s var(--ease) forwards;animation-delay:.5s}
@keyframes fill{to{width:var(--w)}}
.glass-card__foot{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:22px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1)}
.glass-card__foot strong{display:block;font-family:var(--display);font-size:1.55rem;color:#fff}
.glass-card__foot small{font-size:.72rem;color:#8A95B5}

/* ---------- marquee ---------- */
.marquee-wrap{background:var(--light);padding:46px 0 50px;overflow:hidden;border-bottom:1px solid var(--line)}
.marquee__label{text-align:center;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:30px}
.marquee{position:relative;-webkit-mask:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marquee__track{display:flex;gap:64px;width:max-content;animation:scrollx 34s linear infinite}
.marquee:hover .marquee__track{animation-play-state:paused}
.marquee__track span{font-family:var(--display);font-weight:600;font-size:1.45rem;color:#AEB6C8;white-space:nowrap;transition:color .3s}
.marquee__track span:hover{color:var(--ink)}
@keyframes scrollx{to{transform:translateX(-50%)}}

/* ---------- grid + cards ---------- */
.grid{display:grid;gap:26px}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px;transition:transform .3s var(--ease),box-shadow .3s,border-color .3s}
.card:hover{box-shadow:var(--shadow);border-color:#D5DCEC}
.card__icon,.industry__icon{display:inline-flex;width:54px;height:54px;border-radius:15px;align-items:center;justify-content:center;background:var(--accent-soft);margin-bottom:22px}
.card__icon svg,.industry__icon svg{width:25px;height:25px;fill:none;stroke:var(--accent);stroke-width:1.85;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:1.28rem;margin-bottom:10px;font-weight:600}
.card p{font-size:.96rem;color:var(--body);margin-bottom:18px}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}
.tags span{font-size:.72rem;font-weight:600;color:var(--accent);background:var(--accent-soft);padding:5px 12px;border-radius:999px}
.link-arrow{font-weight:600;font-size:.92rem;color:var(--accent);display:inline-flex;align-items:center;gap:7px}
.link-arrow::after{content:"\2192";transition:transform .25s}
.link-arrow:hover::after{transform:translateX(5px)}

/* ---------- why-us bento (light) ---------- */
.bento{display:grid;grid-template-columns:2fr 1fr;grid-template-rows:1fr 1fr;gap:20px;margin-bottom:24px}
.bento__feature{grid-row:1 / span 2;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:44px;position:relative;overflow:hidden}
.bento__feature h3{font-size:1.75rem;font-weight:600;margin-bottom:16px;max-width:440px}
.bento__feature p{color:var(--body);font-size:1.05rem;max-width:470px;margin-bottom:26px}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px}
.chips span{font-size:.82rem;font-weight:500;color:var(--body);border:1px solid var(--line);padding:7px 15px;border-radius:999px;background:var(--tint)}
.bento__stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;display:flex;flex-direction:column;justify-content:center}
.bento__stat strong{font-family:var(--display);font-size:3.6rem;font-weight:600;line-height:1;color:var(--accent)}
.bento__stat span{margin-top:10px;color:var(--body);font-size:.95rem}
.process{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.process li{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px;transition:transform .3s var(--ease),box-shadow .3s}
.process li:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.process__num{font-family:var(--display);font-weight:700;font-size:1.05rem;color:var(--accent);display:block;margin-bottom:14px}
.process h4{font-size:1.06rem;color:var(--ink);margin-bottom:7px;font-weight:600}
.process p{font-size:.9rem;color:var(--body)}

/* ---------- testimonials ---------- */
.carousel{position:relative;max-width:820px;margin:0 auto;overflow:hidden}
.carousel__track{display:flex;transition:transform .55s var(--ease)}
.quote{flex:0 0 100%;padding:10px 14px;text-align:center}
.quote__mark{font-family:Georgia,serif;font-size:5.5rem;line-height:.4;color:var(--accent);opacity:.22;display:block;height:42px}
.quote blockquote{font-family:var(--display);font-size:clamp(1.3rem,2.6vw,1.8rem);line-height:1.42;color:var(--ink);font-weight:500;letter-spacing:-.015em;margin:22px auto 30px;max-width:680px}
.quote figcaption{display:inline-flex;align-items:center;gap:14px}
.avatar{width:52px;height:52px;border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:1rem;background:linear-gradient(135deg,var(--c1),var(--c2));box-shadow:0 8px 18px -8px rgba(16,24,40,.4)}
.quote__who{text-align:left}
.quote__who strong{display:block;color:var(--ink);font-size:1rem}
.quote__who small{color:var(--muted);font-size:.86rem}
.carousel__controls{display:flex;align-items:center;justify-content:center;gap:20px;margin-top:34px}
.carousel__btn{width:46px;height:46px;border-radius:50%;border:1px solid var(--line);background:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.25s;color:var(--ink)}
.carousel__btn:hover{background:var(--accent);border-color:transparent;color:#fff}
.carousel__btn svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.carousel__dots{display:flex;gap:8px}
.carousel__dots button{width:9px;height:9px;border-radius:50%;border:0;background:#C7CFE2;cursor:pointer;padding:0;transition:.3s}
.carousel__dots button.active{background:var(--accent);width:28px;border-radius:99px}

/* ---------- industries ---------- */
.industry{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;transition:transform .3s var(--ease),box-shadow .3s,border-color .3s}
.industry:hover{box-shadow:var(--shadow);border-color:#D5DCEC}
.industry h3{font-size:1.16rem;margin-bottom:9px;font-weight:600}
.industry p{font-size:.94rem;margin-bottom:16px}
.industry__roles{font-size:.8rem;font-weight:600;color:var(--accent);border-top:1px dashed var(--line);padding-top:14px}

/* ---------- mission/vision/values ---------- */
.mv{margin-bottom:34px}
.mv__card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:40px;position:relative;overflow:hidden}
.mv__card::before{content:"";position:absolute;left:0;top:30px;bottom:30px;width:4px;border-radius:4px;background:var(--accent)}
.mv__card h3{font-size:1.4rem;margin-bottom:14px;padding-left:18px;font-weight:600}
.mv__card p{padding-left:18px;font-size:1.05rem}
.values{list-style:none;display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.values li{font-family:var(--display);font-weight:500;font-size:.96rem;color:var(--ink);background:#fff;border:1px solid var(--line);padding:12px 24px;border-radius:999px;transition:transform .25s,box-shadow .25s}
.values li:hover{transform:translateY(-3px);box-shadow:var(--shadow)}

/* ---------- jobs ---------- */
.job{display:flex;flex-direction:column;justify-content:space-between;gap:20px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:transform .3s var(--ease),box-shadow .3s}
.job:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.job__type{display:inline-block;font-size:.73rem;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:.06em;margin-bottom:12px}
.job h3{font-size:1.16rem;margin-bottom:9px;font-weight:600}
.job p{font-size:.93rem}

/* ---------- contact ---------- */
.contact__grid{display:grid;grid-template-columns:1fr 1.05fr;gap:60px;align-items:center}
.contact__copy h2{font-size:clamp(2rem,3.6vw,2.9rem);margin:8px 0 20px;font-weight:600}
.contact__copy p{color:var(--d-body);font-size:1.08rem;margin-bottom:32px}
.contact__info{list-style:none;display:grid;gap:15px}
.contact__info li{display:flex;align-items:center;gap:13px;color:#D5DEF5;font-size:1rem}
.contact__ico{color:#9DB4FF;font-size:1.15rem;width:22px;text-align:center}
.contact__form{background:#fff;border-radius:24px;padding:36px;box-shadow:var(--shadow)}
.contact__form label,.modal label{display:block;font-size:.85rem;font-weight:600;color:var(--ink);margin-bottom:15px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.contact__form input,.contact__form select,.contact__form textarea,.modal input,.modal select,.modal textarea{width:100%;margin-top:7px;padding:12px 15px;border:1.5px solid var(--line);border-radius:11px;font-family:var(--font);font-size:.95rem;color:var(--ink);background:#fff;font-weight:400;transition:border-color .25s,box-shadow .25s}
input::placeholder,textarea::placeholder{color:#9AA4BC}
.contact__form input:focus,.contact__form select:focus,.contact__form textarea:focus,.modal input:focus,.modal textarea:focus,.modal select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px rgba(47,91,234,.13)}
textarea{resize:vertical}
.file-field small{font-weight:400;color:var(--muted)}
.file-field input{padding:10px;font-size:.85rem}
.form__note{font-size:.78rem;color:var(--muted);margin-top:15px;line-height:1.5}
.form__success{margin-top:15px;background:#E7F8EF;color:#067647;border:1px solid #A6E9C5;padding:13px 15px;border-radius:11px;font-size:.9rem;font-weight:500}

/* ---------- footer ---------- */
.footer{background:var(--navy-2);color:#8C97B5;padding:72px 0 30px}
.footer .brand{font-size:1.18rem}
.footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:44px;padding-bottom:44px;border-bottom:1px solid var(--line-d)}
.footer__brand p{margin-top:18px;font-size:.93rem;max-width:290px}
.footer__col h4{color:#fff;font-size:.96rem;margin-bottom:18px;font-family:var(--font);font-weight:700}
.footer__col a{display:block;font-size:.93rem;margin-bottom:12px;color:#8C97B5;transition:color .25s}
.footer__col a:hover{color:#9DB4FF}
.footer__news-copy{font-size:.9rem;margin-bottom:15px}
.footer__news{display:flex;gap:8px}
.footer__news input{flex:1;min-width:0;padding:11px 15px;border-radius:11px;border:1px solid var(--line-d);background:rgba(255,255,255,.05);color:#fff;font-family:var(--font);font-size:.9rem}
.footer__news input::placeholder{color:#6E7790}
.footer__news input:focus{outline:none;border-color:var(--accent)}
.footer__news button{flex:none;width:46px;border:0;border-radius:11px;background:var(--accent);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s}
.footer__news button:hover{background:#274de0}
.footer__news button svg{width:20px;height:20px;fill:none;stroke:#fff;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.footer__bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;padding-top:26px;font-size:.85rem}
.footer__legal{display:flex;gap:24px}
.footer__legal a:hover{color:#fff}

/* ---------- chatbot ---------- */
.chatbot{position:fixed;right:26px;bottom:26px;z-index:800}
.chatbot__fab{width:60px;height:60px;border-radius:50%;border:0;background:var(--accent);color:#fff;cursor:pointer;box-shadow:0 16px 32px -12px rgba(47,91,234,.6);display:flex;align-items:center;justify-content:center;transition:transform .25s,background .25s}
.chatbot__fab:hover{transform:scale(1.07);background:#274de0}
.chatbot__fab svg{width:27px;height:27px;fill:none;stroke:#fff;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.chatbot__panel{position:absolute;right:0;bottom:78px;width:340px;max-width:calc(100vw - 52px);background:#fff;border-radius:20px;box-shadow:var(--shadow);overflow:hidden;border:1px solid var(--line);animation:pop .25s var(--ease)}
@keyframes pop{from{opacity:0;transform:translateY(12px) scale(.97)}to{opacity:1;transform:none}}
.chatbot__head{background:var(--navy);color:#fff;padding:17px 19px;display:flex;justify-content:space-between;align-items:center;font-family:var(--display);font-weight:600}
.chatbot__head button{background:none;border:0;color:#fff;font-size:1.5rem;cursor:pointer;line-height:1}
.chatbot__body{padding:19px;display:flex;flex-direction:column;gap:12px;max-height:300px;overflow-y:auto;background:var(--tint)}
.chat-msg{font-size:.9rem;padding:11px 15px;border-radius:15px;max-width:85%;line-height:1.45}
.chat-msg--bot{background:#fff;border:1px solid var(--line);color:var(--ink);align-self:flex-start;border-bottom-left-radius:4px}
.chat-msg--user{background:var(--accent);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
.chat-cta{align-self:flex-start}
.chatbot__input{display:flex;gap:8px;padding:13px;border-top:1px solid var(--line);background:#fff}
.chatbot__input input{flex:1;border:1.5px solid var(--line);border-radius:11px;padding:10px 13px;font-family:var(--font);font-size:.9rem}
.chatbot__input input:focus{outline:none;border-color:var(--accent)}
.chatbot__input button{flex:none;width:44px;border:0;border-radius:11px;background:var(--accent);color:#fff;font-size:1.05rem;cursor:pointer}

/* ---------- modal ---------- */
.modal{position:fixed;inset:0;z-index:900;display:flex;align-items:center;justify-content:center;padding:20px}
.modal[hidden]{display:none}
.modal__backdrop{position:absolute;inset:0;background:rgba(16,26,48,.55);backdrop-filter:blur(4px)}
.modal__dialog{position:relative;background:#fff;border-radius:22px;padding:36px;width:100%;max-width:540px;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow);animation:pop .25s var(--ease)}
.modal__close{position:absolute;top:18px;right:20px;background:none;border:0;font-size:1.7rem;line-height:1;color:var(--muted);cursor:pointer}
.modal__dialog h3{font-size:1.6rem;font-weight:600}
.modal__sub{margin:7px 0 24px;color:var(--body);font-size:.96rem}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.hero .reveal[data-d="1"]{transition-delay:.08s}
.hero .reveal[data-d="2"]{transition-delay:.16s}
.hero .reveal[data-d="3"]{transition-delay:.24s}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  .aurora i,.marquee__track,.bar i,.hero__scroll span::after,.pill__dot{animation:none}
}

/* ---------- responsive ---------- */
@media (max-width:1000px){
  .grid--3{grid-template-columns:repeat(2,1fr)}
  .hero__grid,.contact__grid{grid-template-columns:1fr;gap:48px}
  .hero__panel{display:none}
  .bento{grid-template-columns:1fr 1fr;grid-template-rows:auto auto}
  .bento__feature{grid-row:auto;grid-column:1 / span 2}
  .process{grid-template-columns:repeat(2,1fr)}
  .footer__grid{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .nav{position:fixed;inset:66px 0 auto 0;flex-direction:column;background:rgba(16,26,48,.97);backdrop-filter:blur(16px);padding:22px 28px 30px;gap:4px;border-bottom:1px solid var(--line-d);transform:translateY(-140%);transition:transform .35s var(--ease);align-items:stretch}
  .nav.open{transform:none}
  .nav a{padding:13px 4px;color:rgba(255,255,255,.85)}
  .nav a::after{display:none}
  .nav__cta{margin-top:12px;text-align:center}
  .nav-toggle{display:flex}
  .section{padding:80px 0}
  .grid--3,.grid--2,.bento,.process,.field-row{grid-template-columns:1fr}
  .bento__feature{grid-column:auto;padding:30px}
  .footer__grid{grid-template-columns:1fr;gap:32px}
  .footer__bottom{flex-direction:column;align-items:flex-start}
  .hero{min-height:auto;padding:120px 0 80px}
  .hero__scroll{display:none}
  .contact__form{padding:26px}
  .section__head{margin-bottom:46px}
}