/* =========================================================
   ToiBoi — Smart Home Devices
   Light theme: white · sky-blue · orange
   ========================================================= */

/* 1. Tokens ------------------------------------------------ */
:root{
  --bg:#ffffff;
  --bg-2:#f7fbff;
  --surface:#ffffff;
  --surface-2:#f2f8ff;
  --ink:#0b2036;          /* body text */
  --text:#0b2036;
  --muted:#4b6076;
  --muted-2:#7b8ca1;
  --line:rgba(11,32,54,.10);
  --line-strong:rgba(11,32,54,.19);

  --sky:#0ea5e9;
  --sky-deep:#0369a1;
  --sky-light:#38bdf8;
  --sky-soft:#e0f2fe;
  --orange:#f97316;
  --orange-deep:#ea580c;
  --orange-light:#fb923c;
  --orange-soft:#ffedd5;

  --grad:linear-gradient(120deg,#38bdf8 0%,#0ea5e9 55%,#0284c7 100%);
  --grad-warm:linear-gradient(120deg,#fb923c 0%,#ea580c 100%);
  --grad-ink:linear-gradient(120deg,#0ea5e9 0%,#f97316 100%);
  --grad-page:linear-gradient(180deg,#f7fbff 0%,#ffffff 100%);

  --shadow-sm:0 2px 10px rgba(11,32,54,.06);
  --shadow:0 18px 44px rgba(11,32,54,.10);
  --shadow-lg:0 34px 80px rgba(11,32,54,.15);
  --glow:0 0 0 1px rgba(14,165,233,.34), 0 12px 34px rgba(14,165,233,.20);
  --glow-warm:0 0 0 1px rgba(249,115,22,.34), 0 12px 34px rgba(249,115,22,.20);

  --r-sm:10px; --r:16px; --r-lg:24px; --r-xl:32px; --r-pill:999px;
  --maxw:1240px;
  --nav-h:78px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font:"Plus Jakarta Sans","Sora",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}

/* 2. Reset ------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 12px)}
body{
  margin:0;font-family:var(--font);background:var(--bg);color:var(--text);
  font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,h5{margin:0;line-height:1.15;letter-spacing:-.02em;font-weight:800;color:var(--ink)}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--sky);outline-offset:3px;border-radius:6px}
::selection{background:rgba(14,165,233,.22)}

/* 3. Layout helpers ---------------------------------------- */
.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(18px,4vw,40px)}
.section{position:relative;padding-block:clamp(64px,9vw,128px)}
.section--tight{padding-block:clamp(48px,6vw,80px)}
.grid{display:grid;gap:clamp(18px,2.4vw,28px)}
.cols-2{grid-template-columns:repeat(2,1fr)}
.cols-3{grid-template-columns:repeat(3,1fr)}
.cols-4{grid-template-columns:repeat(4,1fr)}
.center{text-align:center}
.mx-auto{margin-inline:auto}
.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mt-40{margin-top:40px}
.hide{display:none !important}

/* 4. Typography -------------------------------------------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:.74rem;font-weight:800;letter-spacing:.22em;text-transform:uppercase;
  color:var(--sky-deep);background:var(--sky-soft);
  border:1px solid rgba(14,165,233,.28);border-radius:var(--r-pill);
  padding:7px 16px;
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--sky);box-shadow:0 0 10px rgba(14,165,233,.7)}
h1,.h1{font-size:clamp(2.3rem,5.6vw,4.15rem)}
h2,.h2{font-size:clamp(1.75rem,3.7vw,2.9rem)}
h3,.h3{font-size:clamp(1.15rem,2vw,1.5rem);letter-spacing:-.01em}
.lead{font-size:clamp(1rem,1.35vw,1.175rem);color:var(--muted);line-height:1.75}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.grad-warm-text{background:var(--grad-warm);-webkit-background-clip:text;background-clip:text;color:transparent}
.section-head{max-width:760px;margin-bottom:clamp(32px,4vw,56px)}
.section-head.center{margin-inline:auto}
.section-head p{margin-top:16px}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);border:0;margin:0}

/* 5. Buttons ------------------------------------------------ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:var(--r-pill);border:1px solid var(--line-strong);
  font-weight:700;font-size:.95rem;letter-spacing:.01em;cursor:pointer;
  background:#fff;color:var(--ink);
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .35s var(--ease),border-color .35s var(--ease),color .35s var(--ease);
  white-space:nowrap;
}
.btn:hover{transform:translateY(-3px);border-color:rgba(14,165,233,.55);box-shadow:var(--glow)}
.btn--primary{background:var(--grad);border-color:transparent;color:#fff;box-shadow:0 14px 32px rgba(14,165,233,.32)}
.btn--primary:hover{box-shadow:0 20px 48px rgba(14,165,233,.42);color:#fff}
.btn--warm{background:var(--grad-warm);border-color:transparent;color:#fff;box-shadow:0 14px 32px rgba(249,115,22,.30)}
.btn--warm:hover{box-shadow:0 20px 48px rgba(249,115,22,.40);color:#fff}
.btn--ghost{background:rgba(11,32,54,.03)}
.btn--sm{padding:10px 18px;font-size:.86rem}
.btn--block{width:100%}
.btn__arrow{transition:transform .35s var(--ease)}
.btn:hover .btn__arrow{transform:translateX(4px)}
.btn-row{display:flex;flex-wrap:wrap;gap:14px}

.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--sky-deep);font-size:.92rem}
.link-arrow svg{transition:transform .3s var(--ease)}
.link-arrow:hover svg{transform:translateX(5px)}

/* 6. Header / Navigation ------------------------------------ */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:1000;height:var(--nav-h);
  display:flex;align-items:center;
  background:rgba(255,255,255,.72);
  backdrop-filter:blur(18px) saturate(170%);
  -webkit-backdrop-filter:blur(18px) saturate(170%);
  border-bottom:1px solid transparent;
  transition:background .4s var(--ease),border-color .4s var(--ease),box-shadow .4s var(--ease);
}
.site-header.is-stuck{
  background:rgba(255,255,255,.92);
  border-bottom-color:var(--line);
  box-shadow:0 10px 34px rgba(11,32,54,.07);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand__mark{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:var(--grad);color:#fff;font-weight:900;font-size:1.15rem;letter-spacing:-.04em;
  box-shadow:0 10px 24px rgba(14,165,233,.32);flex-shrink:0;
}
.brand__text{display:flex;flex-direction:column;line-height:1.05}
.brand__name{font-weight:900;font-size:1.28rem;letter-spacing:-.02em;color:var(--ink)}
.brand__name span{background:var(--grad-warm);-webkit-background-clip:text;background-clip:text;color:transparent}
.brand__tag{font-size:.6rem;letter-spacing:.28em;text-transform:uppercase;color:var(--muted-2);font-weight:700}

.nav__menu{display:flex;align-items:center;gap:4px}
.nav__list{display:flex;align-items:center;gap:2px}
.nav__item{position:relative}
.nav__link{
  display:inline-flex;align-items:center;gap:7px;
  padding:11px 15px;border-radius:var(--r-pill);
  font-size:.93rem;font-weight:600;color:var(--muted);
  transition:color .3s var(--ease),background .3s var(--ease);
}
.nav__link:hover,.nav__link:focus-visible{color:var(--sky-deep);background:var(--sky-soft)}
.nav__item.is-active>.nav__link{color:var(--sky-deep)}
.nav__item.is-active>.nav__link::after{
  content:"";position:absolute;left:15px;right:15px;bottom:3px;height:2px;border-radius:2px;background:var(--grad);
}
.nav__caret{width:12px;height:12px;transition:transform .3s var(--ease);opacity:.75}
.nav__item:hover>.nav__link .nav__caret,.nav__item.is-open>.nav__link .nav__caret{transform:rotate(180deg)}

/* dropdown (level 1) */
.dropdown{
  position:absolute;top:calc(100% + 12px);left:0;min-width:268px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:10px;box-shadow:var(--shadow-lg);
  opacity:0;visibility:hidden;transform:translateY(-10px) scale(.98);
  transition:opacity .28s var(--ease),transform .28s var(--ease),visibility .28s;
  z-index:20;
}
.nav__item.has-dropdown:hover>.dropdown,
.nav__item.has-dropdown.is-open>.dropdown{opacity:1;visibility:visible;transform:translateY(0) scale(1)}
.dropdown--right{left:auto;right:0}
.dropdown__link{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 14px;border-radius:var(--r-sm);
  font-size:.9rem;font-weight:600;color:var(--muted);
  transition:background .25s var(--ease),color .25s var(--ease),transform .25s var(--ease);
  position:relative;
}
.dropdown__link:hover,.dropdown__link:focus-visible{background:var(--sky-soft);color:var(--sky-deep);transform:translateX(3px)}
.dropdown__link .ico{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;background:var(--sky-soft);flex-shrink:0}
.dropdown__link .ico svg{width:15px;height:15px;stroke:var(--sky-deep)}
.dropdown__label{display:flex;flex-direction:column;gap:1px;min-width:0}
.dropdown__label small{font-size:.72rem;color:var(--muted-2);font-weight:500}
.dropdown__sep{height:1px;background:var(--line);margin:8px 6px}
.dropdown__title{
  font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted-2);
  padding:10px 14px 6px;font-weight:800;
}
.dropdown .nav__item.has-dropdown>.dropdown{top:-10px;left:calc(100% + 8px);right:auto}
.dropdown--mega{min-width:560px;display:grid;grid-template-columns:1fr 1fr;gap:4px;padding:14px}

/* header actions */
.nav__actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav__cta{padding:11px 20px;font-size:.9rem}
.nav__phone{
  display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:.9rem;color:var(--ink);
  padding:10px 14px;border-radius:var(--r-pill);border:1px solid var(--line);background:rgba(11,32,54,.02);
  transition:border-color .3s var(--ease),background .3s var(--ease)
}
.nav__phone:hover{border-color:rgba(14,165,233,.5);background:var(--sky-soft)}
.nav__phone svg{width:15px;height:15px;stroke:var(--sky-deep)}

/* hamburger — visible and fully functional on EVERY screen size */
.hamburger{
  width:48px;height:48px;flex-shrink:0;display:inline-grid;place-items:center;
  border-radius:14px;border:1px solid var(--line-strong);
  background:#fff;cursor:pointer;position:relative;z-index:1200;
  transition:background .3s var(--ease),border-color .3s var(--ease),transform .3s var(--ease);
}
.hamburger:hover{background:var(--sky-soft);border-color:rgba(14,165,233,.55)}
.hamburger:active{transform:scale(.94)}
.hamburger__box{width:22px;height:14px;position:relative;display:block}
.hamburger__box span{
  position:absolute;left:0;height:2px;width:100%;border-radius:2px;background:var(--ink);
  transition:transform .38s var(--ease),opacity .25s var(--ease),width .38s var(--ease),background .3s var(--ease);
  display:block;
}
.hamburger__box span:nth-child(1){top:0}
.hamburger__box span:nth-child(2){top:6px;width:70%}
.hamburger__box span:nth-child(3){top:12px}
.hamburger[aria-expanded="true"]{background:var(--grad);border-color:transparent}
.hamburger[aria-expanded="true"] .hamburger__box span{background:#fff;width:100%}
.hamburger[aria-expanded="true"] .hamburger__box span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.hamburger[aria-expanded="true"] .hamburger__box span:nth-child(2){opacity:0;transform:scaleX(.2)}
.hamburger[aria-expanded="true"] .hamburger__box span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* 7. Slide-out / overlay menu (works at all widths) ---------- */
.overlay{position:fixed;inset:0;z-index:1100;visibility:hidden;pointer-events:none}
.overlay.is-open{visibility:visible;pointer-events:auto}
.overlay__scrim{
  position:absolute;inset:0;background:rgba(11,32,54,.42);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  opacity:0;transition:opacity .4s var(--ease);
}
.overlay.is-open .overlay__scrim{opacity:1}
.overlay__panel{
  position:absolute;top:0;right:0;height:100%;width:min(430px,92vw);
  background:linear-gradient(190deg,#ffffff 0%,#f4f9ff 100%);
  border-left:1px solid var(--line);
  box-shadow:-30px 0 80px rgba(11,32,54,.16);
  transform:translateX(102%);transition:transform .48s var(--ease);
  display:flex;flex-direction:column;overflow:hidden;
}
.overlay.is-open .overlay__panel{transform:translateX(0)}
.overlay__head{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:20px 22px;border-bottom:1px solid var(--line);flex-shrink:0;
}
.overlay__title{font-size:.72rem;letter-spacing:.24em;text-transform:uppercase;color:var(--muted-2);font-weight:800}
.overlay__body{flex:1;overflow-y:auto;padding:14px 14px 30px;overscroll-behavior:contain;-webkit-overflow-scrolling:touch}
.overlay__foot{padding:18px 22px;border-top:1px solid var(--line);display:grid;gap:10px;flex-shrink:0;background:var(--bg-2)}
.overlay__contact{display:flex;flex-direction:column;gap:4px;font-size:.85rem;color:var(--muted)}
.overlay__contact a{font-weight:700;color:var(--ink)}
.overlay__contact a:hover{color:var(--sky-deep)}

.mnav__item{border-bottom:1px solid var(--line)}
.mnav__link{
  display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;
  padding:16px 12px;background:none;border:0;cursor:pointer;text-align:left;
  font-size:1.02rem;font-weight:700;color:var(--ink);border-radius:var(--r-sm);
  transition:background .25s var(--ease),color .25s var(--ease);
}
.mnav__link:hover{background:var(--sky-soft);color:var(--sky-deep)}
.mnav__link svg.chev{width:16px;height:16px;transition:transform .35s var(--ease);opacity:.7;flex-shrink:0}
.mnav__item.is-open>.mnav__link{color:var(--sky-deep);background:var(--sky-soft)}
.mnav__item.is-open>.mnav__link svg.chev{transform:rotate(180deg)}
.mnav__sub{display:grid;grid-template-rows:0fr;transition:grid-template-rows .42s var(--ease)}
.mnav__item.is-open>.mnav__sub{grid-template-rows:1fr}
.mnav__sub>div{overflow:hidden;min-height:0}
.mnav__sub-inner{padding:4px 0 10px 12px;border-left:1px solid rgba(14,165,233,.3);margin-left:16px}
.mnav__sublink{
  display:block;padding:10px 12px;border-radius:var(--r-sm);font-size:.9rem;font-weight:600;color:var(--muted);
  transition:background .25s var(--ease),color .25s var(--ease),transform .25s var(--ease)
}
.mnav__sublink:hover,.mnav__sublink:focus-visible{background:var(--sky-soft);color:var(--sky-deep);transform:translateX(3px)}
.mnav__subtoggle{
  display:flex;align-items:center;justify-content:space-between;gap:10px;width:100%;
  padding:11px 12px;border:0;background:none;cursor:pointer;text-align:left;
  font-size:.92rem;font-weight:700;color:var(--ink);border-radius:var(--r-sm);
}
.mnav__subtoggle svg.chev{width:14px;height:14px;transition:transform .35s var(--ease);opacity:.7}
.mnav__subitem.is-open>.mnav__subtoggle{color:var(--sky-deep)}
.mnav__subitem.is-open>.mnav__subtoggle svg.chev{transform:rotate(180deg)}
.mnav__deep{display:grid;grid-template-rows:0fr;transition:grid-template-rows .4s var(--ease)}
.mnav__subitem.is-open>.mnav__deep{grid-template-rows:1fr}
.mnav__deep>div{overflow:hidden;min-height:0}
.mnav__deep-inner{padding:2px 0 8px 12px;margin-left:12px;border-left:1px solid rgba(249,115,22,.28)}

/* 8. Homepage hero slideshow ------------------------------- */
.hslider{
  position:relative;min-height:min(100svh,880px);
  display:grid;grid-template-columns:1fr;grid-template-rows:1fr;
  overflow:hidden;background:#071d38;isolation:isolate;
}
.hslider__track{grid-area:1/1;display:grid;grid-template-columns:1fr;grid-template-rows:1fr}
.hslider__slide{
  grid-area:1/1;display:flex;align-items:center;
  padding-top:calc(var(--nav-h) + 44px);padding-bottom:clamp(104px,12vw,150px);
  opacity:0;visibility:hidden;z-index:0;
  transition:opacity .9s var(--ease),visibility .9s var(--ease);
}
.hslider__slide.is-active{opacity:1;visibility:visible;z-index:2}
.hslider__media{position:absolute;inset:0;overflow:hidden}
.hslider__media img{width:100%;height:100%;object-fit:cover;transform:scale(1.04);transition:transform 9s linear}
.hslider__slide.is-active .hslider__media img{transform:scale(1.13)}

/* navy → orange colour grade over every photo */
.hslider__tint{
  position:absolute;inset:0;mix-blend-mode:color;opacity:.62;
  background:linear-gradient(115deg,#071d38 0%,#0e3b6b 32%,#1f6ba8 54%,#c2410c 80%,#f97316 100%);
}
/* legibility scrim */
.hslider__scrim{
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(5,19,36,.95) 0%,rgba(7,28,52,.88) 32%,rgba(9,36,64,.58) 62%,rgba(168,66,12,.4) 100%),
             linear-gradient(180deg,rgba(5,19,36,.55) 0%,rgba(5,19,36,0) 32%,rgba(5,19,36,.8) 100%);
}
.hslider__scrim::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.08) 1px,transparent 1px);
  background-size:26px 26px;opacity:.6;
  mask-image:radial-gradient(85% 85% at 18% 50%,#000,transparent);
  -webkit-mask-image:radial-gradient(85% 85% at 18% 50%,#000,transparent);
}
.hslider__inner{position:relative;z-index:3;width:100%}
.hslider__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(26px,4vw,60px);align-items:center}
.hslider__copy{max-width:700px}

.slide-eyebrow{
  display:inline-flex;align-items:center;gap:9px;padding:7px 16px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.28);
  color:#bae6fd;font-size:.73rem;font-weight:800;letter-spacing:.2em;text-transform:uppercase;
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.slide-eyebrow svg{width:15px;height:15px;stroke:#7dd3fc}
.slide-title{color:#fff;margin-top:20px;text-shadow:0 8px 34px rgba(3,12,26,.55)}
.slide-title .accent{background:linear-gradient(120deg,#7dd3fc 0%,#5eead4 34%,#fdba74 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.slide-text{margin-top:18px;font-size:clamp(1rem,1.3vw,1.15rem);line-height:1.75;color:rgba(255,255,255,.85);max-width:62ch}
.hslider__badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hslider .chip{background:rgba(255,255,255,.13);border-color:rgba(255,255,255,.28);color:rgba(255,255,255,.92);box-shadow:none;backdrop-filter:blur(6px)}
.hslider .chip svg{stroke:#7dd3fc}
.hslider .btn-row{margin-top:34px}

.btn--light{background:#fff;border-color:transparent;color:#08203a;box-shadow:0 16px 36px rgba(4,16,32,.4)}
.btn--light:hover{background:#fff;color:#08203a;border-color:transparent;box-shadow:0 22px 54px rgba(4,16,32,.5)}
.btn--outline-light{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.45);color:#fff}
.btn--outline-light:hover{background:rgba(255,255,255,.2);border-color:#fff;color:#fff}

/* floating product card */
.slide-card{
  position:relative;margin:0;border-radius:var(--r-xl);overflow:hidden;
  border:1px solid rgba(255,255,255,.24);box-shadow:0 40px 90px rgba(3,12,26,.55);
  background:rgba(255,255,255,.06);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
}
.slide-card img{width:100%;aspect-ratio:4/3.3;object-fit:cover}
.slide-card figcaption{
  position:absolute;left:0;right:0;bottom:0;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:52px 20px 18px;background:linear-gradient(180deg,transparent,rgba(5,19,36,.92));color:#fff;
}
.slide-card figcaption span{font-weight:700;font-size:.95rem}
.slide-card figcaption b{
  font-size:.7rem;letter-spacing:.13em;text-transform:uppercase;padding:5px 11px;border-radius:var(--r-pill);
  background:linear-gradient(120deg,#0ea5e9,#f97316);color:#fff;white-space:nowrap;
}

/* staggered entrance */
.hslider__copy>*,.slide-card{opacity:0;transform:translateY(26px);transition:opacity .85s var(--ease),transform .85s var(--ease)}
.hslider__slide.is-active .hslider__copy>*,.hslider__slide.is-active .slide-card{opacity:1;transform:none}
.hslider__slide.is-active .hslider__copy>*:nth-child(1){transition-delay:.08s}
.hslider__slide.is-active .hslider__copy>*:nth-child(2){transition-delay:.16s}
.hslider__slide.is-active .hslider__copy>*:nth-child(3){transition-delay:.24s}
.hslider__slide.is-active .hslider__copy>*:nth-child(4){transition-delay:.32s}
.hslider__slide.is-active .hslider__copy>*:nth-child(5){transition-delay:.4s}
.hslider__slide.is-active .slide-card{transition-delay:.34s}

/* controls */
.hslider__ui{grid-area:1/1;align-self:end;z-index:4;padding-bottom:clamp(18px,3vw,32px)}
.hslider__ui-row{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.hslider__tabs{display:flex;gap:10px;flex-wrap:wrap}
.hslider__tab{
  display:flex;align-items:center;gap:10px;padding:7px 17px 7px 7px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.24);cursor:pointer;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);transition:all .35s var(--ease);
}
.hslider__tab img{width:38px;height:38px;border-radius:11px;object-fit:cover;border:1px solid rgba(255,255,255,.28)}
.hslider__tab span{font-size:.82rem;font-weight:700;color:rgba(255,255,255,.82);white-space:nowrap}
.hslider__tab:hover{background:rgba(255,255,255,.22);transform:translateY(-2px)}
.hslider__tab.is-active{background:#fff;border-color:#fff;box-shadow:0 12px 30px rgba(4,16,32,.38)}
.hslider__tab.is-active span{color:#08203a}
.hslider__dots{display:none;gap:9px}
.hslider__dot{
  width:11px;height:11px;padding:0;border-radius:50%;border:1px solid rgba(255,255,255,.55);
  background:transparent;cursor:pointer;transition:all .35s var(--ease);
}
.hslider__dot.is-active{width:32px;border-radius:var(--r-pill);background:linear-gradient(120deg,#38bdf8,#f97316);border-color:transparent}
.hslider__arrows{display:flex;gap:10px}
.hslider__arrow{
  width:52px;height:52px;border-radius:50%;display:grid;place-items:center;
  border:1px solid rgba(255,255,255,.32);background:rgba(255,255,255,.1);cursor:pointer;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);transition:all .35s var(--ease);
}
.hslider__arrow svg{width:20px;height:20px;stroke:#fff}
.hslider__arrow:hover{background:linear-gradient(120deg,#0ea5e9,#f97316);border-color:transparent;transform:translateY(-3px);box-shadow:0 14px 32px rgba(4,16,32,.42)}
.hslider__progress{position:absolute;left:0;bottom:0;height:3px;width:100%;background:rgba(255,255,255,.16);z-index:5}
.hslider__progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,#38bdf8,#f97316)}

/* stats strip beneath the slider */
.hero-stats{padding-block:clamp(28px,3.6vw,48px);background:linear-gradient(180deg,#ffffff,#f4f9ff);border-bottom:1px solid var(--line)}
.chip{
  display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line-strong);font-size:.8rem;font-weight:600;color:var(--muted);
  box-shadow:var(--shadow-sm);
}
.chip svg{width:14px;height:14px;stroke:var(--sky-deep)}
.hero__stats{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(12px,1.6vw,20px)}
.hero__stat{padding:16px 20px;border-radius:var(--r);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);text-align:center}
.hero__stat b{display:block;font-size:clamp(1.4rem,2.6vw,1.9rem);font-weight:900;letter-spacing:-.03em;color:var(--ink)}
.hero__stat span{font-size:.74rem;color:var(--muted-2);text-transform:uppercase;letter-spacing:.14em;font-weight:700}

/* page hero (inner pages) */
.page-hero{position:relative;padding-top:calc(var(--nav-h) + clamp(50px,8vw,100px));padding-bottom:clamp(50px,7vw,90px);overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(60% 100% at 80% 0%,rgba(14,165,233,.16),transparent 60%),
  radial-gradient(50% 90% at 10% 100%,rgba(249,115,22,.14),transparent 60%),
  var(--grad-page);}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(11,32,54,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(11,32,54,.05) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(70% 70% at 50% 0%,#000,transparent);
  -webkit-mask-image:radial-gradient(70% 70% at 50% 0%,#000,transparent);
}
.page-hero .wrap{position:relative;z-index:1}
.crumbs{display:flex;align-items:center;gap:8px;font-size:.82rem;color:var(--muted-2);margin-bottom:18px;flex-wrap:wrap}
.crumbs a:hover{color:var(--sky-deep)}
.crumbs span{opacity:.5}

/* 9. Cards --------------------------------------------------- */
.card{
  position:relative;border-radius:var(--r-lg);border:1px solid var(--line);
  background:linear-gradient(165deg,#ffffff,#f7fbff);
  padding:clamp(20px,2.4vw,30px);overflow:hidden;
  transition:transform .45s var(--ease),border-color .45s var(--ease),box-shadow .45s var(--ease);
}
.card::before{
  content:"";position:absolute;inset:0;opacity:0;transition:opacity .45s var(--ease);
  background:radial-gradient(70% 60% at 50% 0%,rgba(14,165,233,.10),transparent 70%);
}
.card:hover{transform:translateY(-6px);border-color:rgba(14,165,233,.42);box-shadow:var(--shadow)}
.card:hover::before{opacity:1}
.card>*{position:relative}
.card__icon{
  width:56px;height:56px;border-radius:16px;display:grid;place-items:center;margin-bottom:20px;
  background:var(--sky-soft);border:1px solid rgba(14,165,233,.25);
}
.card__icon svg{width:26px;height:26px;stroke:var(--sky-deep)}
.card h3{margin-bottom:10px}
.card p{color:var(--muted);font-size:.94rem}
.card__num{
  position:absolute;top:18px;right:22px;font-size:2.6rem;font-weight:900;
  color:rgba(11,32,54,.07);letter-spacing:-.05em;line-height:1;
}

/* service cards with image */
.svc-card{
  position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  background:#fff;min-height:340px;display:flex;align-items:flex-end;
  transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-color .5s var(--ease);
}
.svc-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.95;transition:transform .9s var(--ease)}
.svc-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,0) 0%,rgba(255,255,255,.72) 48%,rgba(255,255,255,.97) 100%)}
.svc-card:hover{transform:translateY(-8px);border-color:rgba(14,165,233,.5);box-shadow:var(--shadow-lg)}
.svc-card:hover img{transform:scale(1.09)}
.svc-card__body{position:relative;z-index:1;padding:26px;width:100%}
.svc-card__body h3{margin-bottom:8px}
.svc-card__body p{color:var(--muted);font-size:.92rem;margin-bottom:16px}
.svc-card__list{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.tag{
  font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  padding:5px 11px;border-radius:var(--r-pill);background:rgba(255,255,255,.92);
  border:1px solid rgba(14,165,233,.28);color:var(--sky-deep);
}

/* 10. Product cards ------------------------------------------ */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:clamp(28px,4vw,44px)}
.filter-btn{
  padding:10px 20px;border-radius:var(--r-pill);border:1px solid var(--line-strong);
  background:#fff;color:var(--muted);font-size:.88rem;font-weight:700;cursor:pointer;
  transition:all .3s var(--ease);box-shadow:var(--shadow-sm);
}
.filter-btn:hover{color:var(--sky-deep);border-color:rgba(14,165,233,.55);transform:translateY(-2px)}
.filter-btn.is-active{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 10px 26px rgba(14,165,233,.32)}

.product-card{
  position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  background:linear-gradient(170deg,#ffffff,#f6fafe);
  display:flex;flex-direction:column;
  transition:transform .45s var(--ease),border-color .45s var(--ease),box-shadow .45s var(--ease),opacity .4s var(--ease);
}
.product-card:hover{transform:translateY(-8px);border-color:rgba(14,165,233,.5);box-shadow:var(--shadow-lg)}
.product-card.is-hidden{display:none}
.product-card__media{position:relative;aspect-ratio:1/1;overflow:hidden;background:radial-gradient(70% 70% at 50% 40%,#ffffff,#eaf2fb)}
.product-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.product-card:hover .product-card__media img{transform:scale(1.08)}
.product-card__cat{
  position:absolute;top:12px;left:12px;z-index:2;
  font-size:.66rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  padding:6px 11px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.92);border:1px solid rgba(14,165,233,.35);color:var(--sky-deep);
  backdrop-filter:blur(8px);
}
.product-card__quick{
  position:absolute;z-index:2;right:12px;top:12px;width:38px;height:38px;border-radius:50%;
  display:grid;place-items:center;border:1px solid var(--line-strong);background:rgba(255,255,255,.9);
  cursor:pointer;opacity:0;transform:scale(.85);transition:all .35s var(--ease);backdrop-filter:blur(8px);
}
.product-card:hover .product-card__quick,.product-card:focus-within .product-card__quick{opacity:1;transform:scale(1)}
.product-card__quick svg{width:16px;height:16px;stroke:var(--ink)}
.product-card__quick:hover{background:var(--grad);border-color:transparent}
.product-card__quick:hover svg{stroke:#fff}
.product-card__body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.product-card__body h3{font-size:1.06rem;line-height:1.3}
.product-card__body p{font-size:.87rem;color:var(--muted);line-height:1.6}
.spec-list{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:6px}
.spec-chip{
  font-size:.7rem;font-weight:600;color:var(--muted);
  padding:4px 9px;border-radius:7px;background:rgba(14,165,233,.07);border:1px solid rgba(14,165,233,.14);
}
.product-card__foot{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:14px;border-top:1px solid var(--line);margin-top:4px}
.product-card__code{font-size:.72rem;letter-spacing:.12em;color:var(--muted-2);font-weight:700}

/* 11. Feature / split --------------------------------------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,70px);align-items:center}
.split__media{position:relative;border-radius:var(--r-xl);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.split__media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.split__media--grid{display:grid;grid-template-columns:1.4fr 1fr;grid-template-rows:1fr 1fr;gap:14px;background:none;border:0;box-shadow:none}
.split__media--grid img{border-radius:var(--r);border:1px solid var(--line);width:100%;height:100%;aspect-ratio:auto;object-fit:cover;box-shadow:var(--shadow-sm)}
.split__media--grid img:first-child{grid-row:span 2}
.check-list{display:grid;gap:14px;margin-top:24px}
.check-list li{display:flex;gap:13px;align-items:flex-start;font-size:.95rem;color:var(--muted)}
.check-list .tick{
  width:24px;height:24px;border-radius:50%;flex-shrink:0;display:grid;place-items:center;
  background:var(--sky-soft);border:1px solid rgba(14,165,233,.35);margin-top:2px;
}
.check-list .tick svg{width:12px;height:12px;stroke:var(--sky-deep)}
.check-list b{color:var(--ink);font-weight:700}

/* 12. Stats band -------------------------------------------- */
.stats-band{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);
}
.stat{padding:clamp(24px,3vw,38px) clamp(18px,2.4vw,30px);background:linear-gradient(160deg,#ffffff,#f6fbff);text-align:center}
.stat b{display:block;font-size:clamp(1.7rem,3.4vw,2.6rem);font-weight:900;letter-spacing:-.04em;line-height:1.1;color:var(--ink)}
.stat span{display:block;margin-top:8px;font-size:.76rem;text-transform:uppercase;letter-spacing:.16em;color:var(--muted-2);font-weight:700}

/* 13. Process timeline -------------------------------------- */
.timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;position:relative}
.tl-step{position:relative;padding:24px 18px;border-radius:var(--r);border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-sm)}
.tl-step__n{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-weight:900;font-size:.95rem;
  background:var(--grad);color:#fff;margin-bottom:16px;box-shadow:0 8px 20px rgba(14,165,233,.28);
}
.tl-step h4{margin-bottom:8px;font-size:1rem}
.tl-step p{font-size:.85rem;color:var(--muted)}
.tl-step:not(:last-child)::after{
  content:"";position:absolute;top:45px;right:-12px;width:12px;height:1px;background:var(--line-strong);
}

/* 14. Marquee ------------------------------------------------ */
.marquee{overflow:hidden;position:relative;padding-block:26px;border-block:1px solid var(--line);background:linear-gradient(90deg,rgba(14,165,233,.05),rgba(249,115,22,.05))}
.marquee::before,.marquee::after{content:"";position:absolute;top:0;bottom:0;width:120px;z-index:2;pointer-events:none}
.marquee::before{left:0;background:linear-gradient(90deg,#fff,transparent)}
.marquee::after{right:0;background:linear-gradient(270deg,#fff,transparent)}
.marquee__track{display:flex;gap:60px;width:max-content;animation:marquee 32s linear infinite}
.marquee:hover .marquee__track{animation-play-state:paused}
.marquee__item{display:flex;align-items:center;gap:12px;font-size:1.02rem;font-weight:800;color:var(--muted-2);letter-spacing:.02em;white-space:nowrap}
.marquee__item svg{width:20px;height:20px;stroke:var(--sky);opacity:.9}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* 15. Testimonials ------------------------------------------ */
.quote-card{
  border-radius:var(--r-lg);border:1px solid var(--line);padding:clamp(22px,2.6vw,32px);
  background:linear-gradient(165deg,#ffffff,#f7fbff);
  display:flex;flex-direction:column;gap:20px;transition:transform .45s var(--ease),border-color .45s var(--ease);
  box-shadow:var(--shadow-sm);
}
.quote-card:hover{transform:translateY(-6px);border-color:rgba(14,165,233,.38);box-shadow:var(--shadow)}
.quote-card__stars{display:flex;gap:4px}
.quote-card__stars svg{width:16px;height:16px;fill:var(--orange);stroke:var(--orange)}
.quote-card p{font-size:.98rem;color:var(--muted);font-style:italic;line-height:1.75}
.quote-card__who{display:flex;align-items:center;gap:14px;margin-top:auto}
.avatar{
  width:46px;height:46px;border-radius:50%;display:grid;place-items:center;font-weight:900;font-size:.92rem;
  background:var(--grad);color:#fff;flex-shrink:0;
}
.quote-card__who b{display:block;font-size:.95rem;color:var(--ink)}
.quote-card__who small{color:var(--muted-2);font-size:.8rem}

/* 16. CTA ---------------------------------------------------- */
.cta{
  position:relative;overflow:hidden;border-radius:var(--r-xl);padding:clamp(38px,6vw,76px);
  border:1px solid rgba(14,165,233,.28);
  background:radial-gradient(90% 130% at 12% 0%,rgba(14,165,233,.14),transparent 60%),
             radial-gradient(80% 120% at 100% 100%,rgba(249,115,22,.14),transparent 60%),
             linear-gradient(160deg,#ffffff,#f4f9ff);
  text-align:center;box-shadow:var(--shadow);
}
.cta::after{
  content:"";position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(14,165,233,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(14,165,233,.06) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(60% 60% at 50% 50%,#000,transparent);
  -webkit-mask-image:radial-gradient(60% 60% at 50% 50%,#000,transparent);
}
.cta>*{position:relative;z-index:1}
.cta p{max-width:620px;margin:18px auto 30px;color:var(--muted)}
.cta .btn-row{justify-content:center}

/* 17. Contact ------------------------------------------------ */
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(24px,3.4vw,44px);align-items:start}
.info-card{
  display:flex;gap:16px;padding:22px;border-radius:var(--r-lg);border:1px solid var(--line);
  background:#fff;box-shadow:var(--shadow-sm);transition:transform .4s var(--ease),border-color .4s var(--ease);
}
.info-card:hover{transform:translateY(-4px);border-color:rgba(14,165,233,.45);box-shadow:var(--shadow)}
.info-card__ico{
  width:50px;height:50px;border-radius:14px;display:grid;place-items:center;flex-shrink:0;
  background:var(--sky-soft);border:1px solid rgba(14,165,233,.28);
}
.info-card__ico svg{width:22px;height:22px;stroke:var(--sky-deep)}
.info-card h4{font-size:.98rem;margin-bottom:6px}
.info-card p,.info-card a{font-size:.92rem;color:var(--muted);word-break:break-word}
.info-card a:hover{color:var(--sky-deep)}

.form-card{
  border-radius:var(--r-lg);border:1px solid var(--line);padding:clamp(24px,3.2vw,40px);
  background:linear-gradient(165deg,#ffffff,#f7fbff);box-shadow:var(--shadow);
}
.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field--full{grid-column:1/-1}
.field label{font-size:.8rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.field label i{color:var(--orange);font-style:normal}
.field input,.field select,.field textarea{
  width:100%;padding:14px 16px;border-radius:var(--r-sm);
  background:#fff;border:1px solid var(--line-strong);color:var(--ink);
  font-size:.95rem;transition:border-color .3s var(--ease),background .3s var(--ease),box-shadow .3s var(--ease);
  appearance:none;-webkit-appearance:none;
}
.field select{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237b8ca1' stroke-width='2.2' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;background-size:17px;padding-right:42px;
}
.field select option{background:#fff;color:#0b2036}
.field textarea{min-height:140px;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:var(--muted-2)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:rgba(14,165,233,.75);background:#fff;box-shadow:0 0 0 4px rgba(14,165,233,.14);
}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:#ef4444;box-shadow:0 0 0 4px rgba(239,68,68,.12)}
.field__err{font-size:.76rem;color:#dc2626;font-weight:600;display:none}
.field.has-error .field__err{display:block}
.form-note{font-size:.8rem;color:var(--muted-2);margin-top:16px;display:flex;gap:8px;align-items:flex-start}
.form-note svg{width:15px;height:15px;stroke:var(--muted-2);flex-shrink:0;margin-top:3px}
.form-success{
  display:none;align-items:center;gap:12px;padding:16px 18px;border-radius:var(--r-sm);margin-bottom:20px;
  background:rgba(22,163,74,.09);border:1px solid rgba(22,163,74,.32);color:#15803d;font-size:.92rem;font-weight:600;
}
.form-success.is-visible{display:flex}
.form-success svg{width:20px;height:20px;stroke:#16a34a;flex-shrink:0}

.map-card{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);position:relative;background:#eaf4ff;box-shadow:var(--shadow-sm)}
.map-card svg{display:block;width:100%;height:auto}
.map-card__pin{position:absolute;top:44%;left:50%;transform:translate(-50%,-50%);text-align:center;pointer-events:none}
.map-card__pin .pulse{
  width:18px;height:18px;border-radius:50%;background:var(--sky);margin:0 auto 8px;
  box-shadow:0 0 0 0 rgba(14,165,233,.7);animation:pulse 2.2s infinite;
}
@keyframes pulse{
  70%{box-shadow:0 0 0 22px rgba(14,165,233,0)}
  100%{box-shadow:0 0 0 0 rgba(14,165,233,0)}
}
.map-card__label{
  padding:8px 14px;border-radius:var(--r-pill);background:rgba(255,255,255,.94);border:1px solid rgba(14,165,233,.4);
  font-size:.78rem;font-weight:700;color:var(--sky-deep);white-space:nowrap;backdrop-filter:blur(8px);box-shadow:var(--shadow-sm);
}

/* 18. About specifics --------------------------------------- */
.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2vw,24px)}
.milestone{display:grid;grid-template-columns:120px 1fr;gap:20px;padding:22px 0;border-bottom:1px solid var(--line)}
.milestone:last-child{border-bottom:0}
.milestone__year{font-size:1.3rem;font-weight:900;letter-spacing:-.02em;background:var(--grad-warm);-webkit-background-clip:text;background-clip:text;color:transparent}
.milestone h4{margin-bottom:6px}
.milestone p{color:var(--muted);font-size:.93rem}

/* 19. Footer -------------------------------------------------- */
.site-footer{position:relative;border-top:1px solid var(--line);background:linear-gradient(180deg,#f7fbff,#eaf4ff);padding-top:clamp(48px,6vw,80px)}
.site-footer::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);width:min(700px,80%);height:2px;
  background:linear-gradient(90deg,transparent,var(--sky),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.25fr;gap:clamp(24px,3vw,44px)}
.footer-col h4{font-size:.78rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted-2);margin-bottom:20px;font-weight:800}
.footer-col ul{display:grid;gap:11px}
.footer-col li a,.footer-col li span{font-size:.91rem;color:var(--muted);transition:color .3s var(--ease),transform .3s var(--ease);display:inline-block}
.footer-col li a:hover{color:var(--sky-deep);transform:translateX(3px)}
.footer-about p{color:var(--muted);font-size:.92rem;margin-top:18px;max-width:330px}
.socials{display:flex;gap:10px;margin-top:22px}
.social{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  border:1px solid var(--line-strong);background:#fff;
  transition:all .35s var(--ease);
}
.social svg{width:18px;height:18px;stroke:var(--sky-deep)}
.social:hover{background:var(--grad);border-color:transparent;transform:translateY(-3px);box-shadow:0 10px 22px rgba(14,165,233,.3)}
.social:hover svg{stroke:#fff}
.footer-contact{display:grid;gap:14px}
.footer-contact li{display:flex;gap:12px;align-items:flex-start;font-size:.9rem;color:var(--muted)}
.footer-contact svg{width:17px;height:17px;stroke:var(--sky-deep);flex-shrink:0;margin-top:3px}
.footer-contact a:hover{color:var(--sky-deep)}
.footer-bottom{
  margin-top:clamp(36px,4vw,56px);padding-block:22px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:.84rem;color:var(--muted-2);
}
.footer-bottom nav{display:flex;gap:20px;flex-wrap:wrap}
.footer-bottom a:hover{color:var(--sky-deep)}

/* 20. Utilities / motion -------------------------------------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}
.reveal-d1{transition-delay:.08s}.reveal-d2{transition-delay:.16s}.reveal-d3{transition-delay:.24s}
.reveal-d4{transition-delay:.32s}.reveal-d5{transition-delay:.4s}

.back-to-top{
  position:fixed;right:20px;bottom:20px;z-index:900;width:48px;height:48px;border-radius:50%;
  display:grid;place-items:center;border:1px solid var(--line-strong);background:rgba(255,255,255,.94);
  cursor:pointer;backdrop-filter:blur(10px);box-shadow:var(--shadow);
  opacity:0;visibility:hidden;transform:translateY(16px);
  transition:all .4s var(--ease);
}
.back-to-top.is-visible{opacity:1;visibility:visible;transform:none}
.back-to-top:hover{background:var(--grad);border-color:transparent}
.back-to-top svg{width:18px;height:18px;stroke:var(--ink)}
.back-to-top:hover svg{stroke:#fff}

/* floating contact rail (desktop) */
.float-rail{position:fixed;right:20px;top:50%;transform:translateY(-50%);z-index:880;display:grid;gap:10px}
.float-btn{
  width:46px;height:46px;border-radius:50%;display:grid;place-items:center;
  border:1px solid var(--line-strong);background:rgba(255,255,255,.96);backdrop-filter:blur(10px);
  transition:all .35s var(--ease);position:relative;box-shadow:var(--shadow-sm);
}
.float-btn svg{width:19px;height:19px;stroke:var(--sky-deep)}
.float-btn:hover{transform:translateY(-3px) scale(1.06);background:var(--grad);border-color:transparent}
.float-btn:hover svg{stroke:#fff}
.float-btn__tip{
  position:absolute;right:calc(100% + 10px);top:50%;transform:translateY(-50%) translateX(6px);
  padding:6px 12px;border-radius:8px;background:#fff;border:1px solid var(--line);
  font-size:.76rem;font-weight:700;color:var(--ink);white-space:nowrap;opacity:0;pointer-events:none;
  transition:all .3s var(--ease);box-shadow:var(--shadow-sm);
}
.float-btn:hover .float-btn__tip{opacity:1;transform:translateY(-50%)}

/* modal / quick view */
.modal{position:fixed;inset:0;z-index:1300;display:none;place-items:center;padding:20px}
.modal.is-open{display:grid}
.modal__scrim{position:absolute;inset:0;background:rgba(11,32,54,.42);backdrop-filter:blur(8px);animation:fade .3s var(--ease)}
.modal__box{
  position:relative;width:min(760px,100%);max-height:88vh;overflow-y:auto;
  border-radius:var(--r-lg);border:1px solid var(--line);
  background:#fff;box-shadow:var(--shadow-lg);
  animation:pop .4s var(--ease);
}
@keyframes fade{from{opacity:0}to{opacity:1}}
@keyframes pop{from{opacity:0;transform:translateY(20px) scale(.97)}to{opacity:1;transform:none}}
.modal__close{
  position:absolute;top:14px;right:14px;z-index:3;width:40px;height:40px;border-radius:50%;
  display:grid;place-items:center;border:1px solid var(--line-strong);background:rgba(255,255,255,.94);cursor:pointer;
  transition:all .3s var(--ease);
}
.modal__close:hover{background:var(--grad);border-color:transparent}
.modal__close svg{width:17px;height:17px;stroke:var(--ink)}
.modal__close:hover svg{stroke:#fff}
.modal__media{aspect-ratio:16/10;overflow:hidden;background:#f1f6fc}
.modal__media img{width:100%;height:100%;object-fit:cover}
.modal__body{padding:clamp(22px,3vw,34px)}
.modal__body h3{font-size:clamp(1.2rem,2.4vw,1.6rem);margin-bottom:6px}
.modal__meta{font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;color:var(--sky-deep);font-weight:800;margin-bottom:16px}
.modal__body p{color:var(--muted);font-size:.95rem}
.modal__specs{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:22px 0}
.modal__spec{padding:12px 14px;border-radius:var(--r-sm);background:var(--sky-soft);border:1px solid rgba(14,165,233,.16);font-size:.85rem;color:var(--muted)}
.modal__spec b{display:block;color:var(--ink);font-size:.9rem;margin-bottom:2px}

/* 21. FAQ accordion ------------------------------------------ */
.faq{display:grid;gap:12px}
.faq__item{
  border-radius:var(--r);border:1px solid var(--line);background:#fff;
  overflow:hidden;transition:border-color .35s var(--ease),background .35s var(--ease);box-shadow:var(--shadow-sm);
}
.faq__item[open],.faq__item:hover{border-color:rgba(14,165,233,.42);background:var(--bg-2)}
.faq__item summary{
  list-style:none;cursor:pointer;padding:20px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-weight:700;font-size:1rem;color:var(--ink);
}
.faq__item summary::-webkit-details-marker{display:none}
.faq__ico{
  width:32px;height:32px;border-radius:50%;flex-shrink:0;display:grid;place-items:center;
  background:var(--sky-soft);border:1px solid rgba(14,165,233,.28);transition:transform .35s var(--ease),background .35s var(--ease);
}
.faq__ico svg{width:15px;height:15px;stroke:var(--sky-deep)}
.faq__item[open] .faq__ico{transform:rotate(45deg);background:var(--grad);border-color:transparent}
.faq__item[open] .faq__ico svg{stroke:#fff}
.faq__answer{padding:0 22px 22px;animation:faqIn .35s var(--ease)}
.faq__answer p{color:var(--muted);font-size:.95rem;line-height:1.75;max-width:70ch}
@keyframes faqIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* 22. Button spinner ----------------------------------------- */
.spinner{
  width:16px;height:16px;border-radius:50%;display:inline-block;vertical-align:-3px;margin-right:8px;
  border:2px solid rgba(255,255,255,.4);border-top-color:#fff;animation:spin .7s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* 23. Deep-link flash --------------------------------------- */
.product-card.is-flash{animation:flash 2.2s var(--ease)}
@keyframes flash{
  0%,100%{box-shadow:0 0 0 0 rgba(14,165,233,0)}
  15%,55%{box-shadow:0 0 0 3px rgba(14,165,233,.55),0 18px 50px rgba(14,165,233,.18)}
}

/* 24. Responsive --------------------------------------------- */
@media (max-width:1180px){
  .footer-grid{grid-template-columns:1fr 1fr}
  .timeline{grid-template-columns:repeat(3,1fr)}
  .tl-step:not(:last-child)::after{display:none}
}
@media (max-width:1024px){
  :root{--nav-h:72px}
  .nav__list{display:none}
  .nav__phone{display:none}
  .hslider__grid{grid-template-columns:1fr}
  .slide-card{display:none}
  .hslider{min-height:auto}
  .hslider__slide{padding-block:calc(var(--nav-h) + 52px) clamp(100px,16vw,132px)}
  .split,.contact-grid{grid-template-columns:1fr}
  .cols-4{grid-template-columns:repeat(2,1fr)}
  .cols-3{grid-template-columns:repeat(2,1fr)}
  .stats-band{grid-template-columns:repeat(2,1fr)}
  .float-rail{display:none}
  .overlay__panel{width:min(460px,100vw)}
}
@media (max-width:860px){
  .nav__cta{display:none}
  .hslider__tabs{display:none}
  .hslider__dots{display:flex}
  .value-grid{grid-template-columns:1fr 1fr}
  .timeline{grid-template-columns:1fr 1fr}
  .modal__specs{grid-template-columns:1fr}
}
@media (max-width:680px){
  .cols-2,.cols-3,.cols-4{grid-template-columns:1fr}
  .field-grid{grid-template-columns:1fr}
  .hero__stats{grid-template-columns:repeat(2,1fr)}
  .hslider__ui-row{justify-content:center;gap:14px}
  .hslider__arrow{width:46px;height:46px}
  .split__media--grid{grid-template-columns:1fr;grid-template-rows:auto}
  .split__media--grid img:first-child{grid-row:auto;aspect-ratio:16/10}
  .split__media--grid img{aspect-ratio:16/10}
  .milestone{grid-template-columns:1fr;gap:6px}
  .timeline{grid-template-columns:1fr}
  .btn-row .btn{flex:1 1 auto}
  .back-to-top{right:14px;bottom:14px;width:44px;height:44px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:480px){
  .footer-grid{grid-template-columns:1fr}
  .stats-band{grid-template-columns:1fr}
  .value-grid{grid-template-columns:1fr}
  .brand__tag{display:none}
  .hero__float{left:8px;bottom:12px;font-size:.75rem;padding:9px 12px}
  .product-card__body{padding:16px}
  .modal__box{border-radius:var(--r)}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
}