:root{
  --navy:#1e2a78; --navy-2:#27357f;
  --blue:#2b6cb0; --teal:#27a3c4; --green:#7ac943; --green-d:#5fae2f;
  --sun:#f6a623;
  --ink:#1b2230; --muted:#5b6473; --line:#e6e9f0;
  --bg:#ffffff; --bg-alt:#f4f8f4;
  --radius:16px; --shadow:0 14px 40px rgba(30,42,120,.10);
  --container:1140px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:88px}
html.scroll-lock{scroll-behavior:auto!important;overflow-anchor:none}
body{font-family:'Manrope',system-ui,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
.container{max-width:var(--container);margin:0 auto;padding:0 20px}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{line-height:1.2;color:var(--navy)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;font-size:16px;padding:14px 26px;border-radius:999px;border:2px solid transparent;cursor:pointer;transition:.2s;white-space:nowrap}
.btn--primary{background:linear-gradient(90deg,var(--green),var(--green-d));color:#fff}
.btn--primary:hover{filter:brightness(1.05);transform:translateY(-1px)}
.btn:disabled,.btn[disabled]{opacity:.65;cursor:not-allowed;transform:none!important;filter:none}
.btn--ghost{background:transparent;border-color:rgba(255,255,255,.6);color:#fff}
.btn--ghost:hover{background:rgba(255,255,255,.12)}
.btn--sm{padding:10px 18px;font-size:14px}
.btn--block{width:100%}

/* header */
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header__inner{display:flex;align-items:center;gap:22px;height:84px}
.brand{display:flex;align-items:center;margin-right:6px}
.brand img{height:58px;display:block}
.brand-logo{height:58px;width:auto;display:block;transition:transform .3s cubic-bezier(.22,.61,.36,1), filter .3s}
.brand-emblem{display:none;height:46px;width:auto}
.brand:hover .brand-logo{transform:scale(1.05);filter:drop-shadow(0 4px 12px rgba(122,201,67,.45))}
/* twinkling star */
.pn-star{transform-box:fill-box;transform-origin:center;animation:twinkle 3.2s ease-in-out infinite}
@keyframes twinkle{0%,100%{transform:scale(1) rotate(0);opacity:1}50%{transform:scale(1.18) rotate(8deg);opacity:.85}}
/* sun glow on hover */
.pn-sun{transform-box:fill-box;transform-origin:center;transition:filter .3s}
.brand:hover .pn-sun{animation:sunPulse 1.6s ease-in-out infinite}
@keyframes sunPulse{0%,100%{filter:none}50%{filter:drop-shadow(0 0 6px rgba(246,166,35,.9))}}
@media(prefers-reduced-motion:reduce){.pn-star,.brand:hover .pn-sun{animation:none}}
.nav{display:flex;gap:24px;margin-left:8px}
.nav a{font-weight:600;color:var(--ink);font-size:15px;white-space:nowrap}
.nav a:hover{color:var(--green-d)}
.header__right{margin-left:auto;display:flex;align-items:center;gap:14px}
.header__phone{font-weight:700;color:var(--navy);font-size:15px}
.lang{display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden}
.lang__btn{background:#fff;border:0;padding:6px 12px;font-weight:700;font-size:13px;color:var(--muted);cursor:pointer}
.lang__btn.is-active{background:var(--navy);color:#fff}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.burger span{width:24px;height:2px;background:var(--navy);border-radius:2px}

/* header calculator button (primary action) */
.nav__calc{display:inline-flex;align-items:center;gap:8px;border:2px solid transparent;color:#fff;font-weight:700;font-size:14px;padding:10px 20px;border-radius:999px;cursor:pointer;white-space:nowrap;
  background:linear-gradient(90deg,var(--green) 0%,var(--teal) 50%,var(--green) 100%);background-size:200% auto;
  transition:background-position .5s, transform .2s, box-shadow .2s;box-shadow:0 8px 22px rgba(122,201,67,.30)}
.nav__calc svg{width:18px;height:18px}
.nav__calc:hover{background-position:right center;transform:translateY(-2px);box-shadow:0 12px 28px rgba(39,163,196,.34)}
/* calculator item inside the burger menu (mobile only) */
.nav__mcalc{display:none;width:100%;text-align:left;background:none;border:0;padding:10px 4px;font-size:16px;font-weight:700;color:var(--green-d);cursor:pointer;font-family:inherit}

/* savings calculator (inside modal) */
.modal__card--calc{max-width:560px;text-align:left}
.modal__sub{color:var(--muted);font-size:14px;margin:6px 0 18px}
.calc__label{display:block;font-size:14px;color:var(--muted);font-weight:600;margin-bottom:4px}
.calc__value{font-size:28px;font-weight:800;color:var(--navy);margin-bottom:14px}
.calc__value span:first-child{color:var(--green-d)}
.calc input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:6px;border-radius:6px;background:var(--line);outline:none}
.calc input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:24px;height:24px;border-radius:50%;background:linear-gradient(135deg,var(--green),var(--green-d));cursor:pointer;box-shadow:0 2px 8px rgba(0,0,0,.25);border:3px solid #fff}
.calc input[type=range]::-moz-range-thumb{width:22px;height:22px;border-radius:50%;background:var(--green-d);cursor:pointer;border:3px solid #fff}
.calc__scale{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-top:8px}
.calc__results{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:20px 0 6px}
.calc__res{background:var(--bg-alt);border:1px solid var(--line);border-radius:14px;padding:16px 18px;display:flex;flex-direction:column;justify-content:center}
.calc__res--big{background:linear-gradient(135deg,rgba(122,201,67,.16),rgba(39,163,196,.14));border-color:rgba(122,201,67,.4)}
.calc__num{font-size:26px;font-weight:800;color:var(--green-d);line-height:1;font-variant-numeric:tabular-nums}
.calc__res--big .calc__num{color:var(--navy)}
.calc__cap{font-size:12.5px;color:var(--muted);margin-top:6px}
.calc__hint{font-size:12px;color:var(--muted);margin:14px 0 18px;line-height:1.5}
#calcModal.open .calc__res{animation:calcResIn .5s cubic-bezier(.22,.61,.36,1) both}
#calcModal.open .calc__res:nth-child(2){animation-delay:.07s}
#calcModal.open .calc__res:nth-child(3){animation-delay:.14s}
#calcModal.open .calc__res:nth-child(4){animation-delay:.21s}
@keyframes calcResIn{from{opacity:0;transform:translateY(14px) scale(.96)}to{opacity:1;transform:none}}
.calc__res--big{position:relative;overflow:hidden}
#calcModal.open .calc__res--big::after{content:"";position:absolute;inset:0;border-radius:inherit;background:radial-gradient(circle at 30% 20%,rgba(122,201,67,.35),transparent 60%);opacity:0;animation:calcGlow 2.4s ease-in-out .3s infinite}
@keyframes calcGlow{0%,100%{opacity:0}50%{opacity:1}}
@media(prefers-reduced-motion:reduce){
  #calcModal.open .calc__res{animation:none}
  #calcModal.open .calc__res--big::after{animation:none;display:none}
}

/* hero */
.hero{position:relative;overflow:hidden;display:flex;align-items:center;min-height:540px;padding:72px 0;background:linear-gradient(135deg,#eef4fb,#f3faf2)}
.hero__bg{position:absolute;inset:0;background:url('../assets/panel11.jpg');background-position:center center;background-size:cover;background-repeat:no-repeat;z-index:0;animation:kenburns 26s ease-in-out infinite alternate;transform-origin:60% 45%}
@keyframes kenburns{from{transform:scale(1)}to{transform:scale(1.05)}}
.hero__bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(90deg, rgba(244,248,251,.96) 0%, rgba(244,248,251,.82) 34%, rgba(244,248,251,.30) 58%, rgba(244,248,251,0) 80%)}
.hero__inner{position:relative;z-index:2;width:100%}
.hero__text{max-width:660px}

/* sun rays from the top-right corner over the panels */
.hero__rays{position:absolute;top:-160px;right:-120px;width:560px;height:560px;z-index:1;pointer-events:none;border-radius:50%;
  background:repeating-conic-gradient(from 0deg at 50% 50%, rgba(255,225,150,0) 0deg, rgba(255,225,150,.28) 2.5deg, rgba(255,225,150,0) 6deg);
  -webkit-mask:radial-gradient(closest-side, #000 10%, transparent 72%);
  mask:radial-gradient(closest-side, #000 10%, transparent 72%);
  mix-blend-mode:screen;opacity:.5;
  animation:raySpin 60s linear infinite, rayGlow 6s ease-in-out infinite}
@keyframes raySpin{to{transform:rotate(360deg)}}
@keyframes rayGlow{0%,100%{opacity:.3}50%{opacity:.62}}
@media(max-width:760px){.hero__rays{width:340px;height:340px;top:-100px;right:-90px;opacity:.35}}

/* glowing sun shining onto the panels (top-right) */
.hero__sun{position:absolute;top:-90px;right:-40px;width:300px;height:300px;z-index:1;pointer-events:none;border-radius:50%;
  background:radial-gradient(circle, rgba(255,248,214,.95) 0%, rgba(255,224,140,.55) 22%, rgba(255,210,110,.18) 45%, transparent 68%);
  mix-blend-mode:screen;animation:sunGlow 5.5s ease-in-out infinite}
@keyframes sunGlow{0%,100%{transform:scale(1);opacity:.85}50%{transform:scale(1.12);opacity:1}}
@media(max-width:760px){.hero__sun{width:200px;height:200px;top:-70px;right:-50px}}

/* headline word-by-word reveal */
.hero h1{color:var(--navy)}
.hero__text h1{animation:none}
.hero h1 .w{display:inline-block;opacity:0;transform:translateY(18px);animation:wordIn .6s cubic-bezier(.22,.61,.36,1) forwards}
@keyframes wordIn{to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){
  .hero__sun{animation:none}
  .hero__rays{animation:none}
  .hero h1 .w{opacity:1;transform:none;animation:none}
}
.badge{display:inline-block;background:#fff;border:1px solid var(--line);color:var(--navy);font-weight:600;font-size:13px;padding:7px 14px;border-radius:999px;box-shadow:var(--shadow)}
.hero h1{font-size:clamp(30px,4.4vw,50px);margin:18px 0 16px;font-weight:800}
.hero__text>p{font-size:18px;color:#3a4250;max-width:560px}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;margin:26px 0 22px}
.hero__cta .btn--ghost{background:linear-gradient(90deg,var(--navy) 0%,var(--blue) 50%,var(--navy) 100%);background-size:200% auto;border:2px solid transparent;color:#fff;transition:background-position .5s, transform .2s, box-shadow .2s;box-shadow:0 8px 22px rgba(30,42,120,.28)}
.hero__cta .btn--ghost:hover{background-position:right center;transform:translateY(-2px);box-shadow:0 12px 28px rgba(43,108,176,.34)}
.hero__points{list-style:none;display:flex;flex-wrap:wrap;gap:10px 22px}
.hero__points li{position:relative;padding-left:24px;font-weight:600;font-size:14px;color:var(--ink)}
.hero__points li::before{content:"✓";position:absolute;left:0;color:var(--green-d);font-weight:800}
.hero__card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:28px}
.hero__card h3{font-size:22px}
.hero__card-sub{color:var(--muted);font-size:14px;margin:6px 0 18px}

/* forms */
.form{display:flex;flex-direction:column;gap:12px}
.form input{padding:14px 16px;border:1.5px solid var(--line);border-radius:12px;font-size:15px;font-family:inherit}
.form input:focus{outline:0;border-color:var(--teal);box-shadow:0 0 0 3px rgba(39,163,196,.15)}
.form__note{font-size:12px;color:var(--muted);text-align:center}

/* sections */
.section{padding:72px 0}
.section--alt{background:var(--bg-alt)}
.section__title{font-size:clamp(26px,3.4vw,38px);font-weight:800;text-align:center}
.section__lead{text-align:center;color:var(--muted);max-width:640px;margin:14px auto 40px;font-size:17px}

/* grid cards */
.grid{display:grid;gap:22px}
.grid--4{grid-template-columns:repeat(4,1fr)}
.grid--3{grid-template-columns:repeat(3,1fr)}
.mount{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:28px}
.mount__card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.25s}
.mount__card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.mount__media{aspect-ratio:3/2;overflow:hidden}
.mount__media img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.mount__card:hover .mount__media img{transform:scale(1.05)}
.mount__body{padding:22px 24px 26px}
.mount__tag{display:inline-block;background:linear-gradient(90deg,var(--teal),var(--green));color:#fff;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;padding:5px 12px;border-radius:999px;margin-bottom:10px}
.mount__body h3{font-size:20px;margin-bottom:8px}
.mount__body p{color:var(--muted);font-size:15px}
.install__steps{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-bottom:22px}
.istep{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:10px 18px 10px 10px;font-size:14px;font-weight:600;color:var(--navy)}
.istep__n{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;background:linear-gradient(135deg,var(--teal),var(--green));color:#fff;font-size:13px;font-weight:800;flex:0 0 auto}
.install__note{text-align:center;max-width:760px;margin:0 auto;color:var(--muted);font-size:15px;background:#fff;border:1px dashed var(--teal);border-radius:14px;padding:16px 22px}
@media(max-width:560px){
  .install__steps{flex-direction:column;align-items:center}
  .istep{width:100%;max-width:330px}
}
.install__components h4{font-size:18px;margin-bottom:8px}
@media(max-width:860px){.mount{grid-template-columns:1fr}.grid--3{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;transition:.2s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.card__ico{width:74px;height:74px;display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.card__ico svg{width:74px;height:74px}
.card h3{font-size:19px;margin-bottom:8px}
.card p{color:var(--muted);font-size:15px}

/* about */
.about__inner{display:grid;grid-template-columns:1.3fr .9fr;gap:48px;align-items:start}
.about__text .section__title{text-align:left}
.about__text>p{color:var(--muted);font-size:17px;margin:16px 0 26px}
.feature{padding:16px 0;border-top:1px solid var(--line)}
.feature h4{font-size:17px;margin-bottom:4px}
.feature p{color:var(--muted);font-size:15px}
.about__stats{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.stat{position:relative;overflow:hidden;background:linear-gradient(150deg,#1b275f 0%,#26368a 55%,#2b6cb0 100%);color:#fff;border-radius:18px;padding:26px 22px;text-align:center;box-shadow:0 12px 30px rgba(30,42,120,.22);transition:transform .25s, box-shadow .25s}
.stat::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--teal),var(--green))}
.stat::after{content:"";position:absolute;right:-30px;bottom:-30px;width:110px;height:110px;border-radius:50%;background:radial-gradient(circle,rgba(122,201,67,.22),transparent 70%)}
.stat:hover{transform:translateY(-5px);box-shadow:0 18px 40px rgba(30,42,120,.32)}
.stat__ico{width:34px;height:34px;margin:0 auto 10px;display:block;filter:drop-shadow(0 2px 6px rgba(122,201,67,.35))}
.stat__num{display:block;font-size:38px;font-weight:800;line-height:1;color:var(--green)}
.stat__lbl{display:block;margin-top:8px;font-size:13.5px;opacity:.92}

/* benefits */
.benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.benefit{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;transition:.2s}
.benefit:hover{box-shadow:var(--shadow);border-color:transparent;transform:translateY(-3px)}
.benefit__n{flex:0 0 auto;font-size:22px;font-weight:800;background:linear-gradient(135deg,var(--teal),var(--green));-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.1}
.benefit h4{font-size:17px;margin-bottom:4px}
.benefit p{color:var(--muted);font-size:14px}
.audience__title{text-align:center;font-size:24px;font-weight:800;margin:44px 0 20px}
.audience{display:flex;flex-wrap:wrap;justify-content:center;gap:12px}
.chip{background:#fff;border:1.5px solid var(--line);border-radius:999px;padding:10px 20px;font-weight:600;font-size:14px;color:var(--navy);transition:.2s}
.chip:hover{border-color:var(--green);color:var(--green-d)}
@media(max-width:860px){.benefits{grid-template-columns:1fr 1fr}}
@media(max-width:680px){.benefits{grid-template-columns:1fr}}

/* featured kit */
.featured{display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center;background:linear-gradient(150deg,#16224f,#243a8e);border-radius:var(--radius);overflow:hidden;color:#fff;margin-bottom:32px;box-shadow:var(--shadow)}
.featured__text{padding:36px}
.featured__tag{display:inline-block;background:linear-gradient(90deg,var(--green),var(--green-d));color:#fff;font-size:12px;font-weight:700;padding:6px 14px;border-radius:999px;text-transform:uppercase;letter-spacing:.5px}
.featured__text h3{color:#fff;font-size:clamp(22px,2.6vw,30px);margin:14px 0 12px;font-weight:800}
.featured__text>p{color:#d7deff;font-size:16px;margin-bottom:16px}
.featured__list{list-style:none;margin-bottom:24px;display:grid;gap:8px}
.featured__list li{position:relative;padding-left:28px;font-size:15px;color:#eef1ff}
.featured__list li::before{content:"✓";position:absolute;left:0;top:0;width:18px;height:18px;color:var(--green);font-weight:800}
.featured__media{align-self:stretch;min-height:320px}
.featured__media img{width:100%;height:100%;object-fit:cover}
.equip .card h4{font-size:18px;margin-bottom:8px}
@media(max-width:860px){.featured{grid-template-columns:1fr}.featured__media{min-height:220px;order:-1}.featured__text{padding:28px}}

/* brands 3D coverflow carousel */
.coverflow{position:relative;max-width:980px;margin:0 auto}
.cf-stage{position:relative;height:300px;perspective:1300px;transform-style:preserve-3d;overflow:hidden}
.brand-card{position:absolute;top:0;left:50%;width:320px;height:264px;margin-left:-160px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;
  box-shadow:0 12px 30px rgba(30,42,120,.10);
  transition:transform .55s cubic-bezier(.2,.7,.2,1), opacity .55s;backface-visibility:hidden;will-change:transform}
.brand-card.is-active{box-shadow:0 22px 50px rgba(30,42,120,.22);border-color:transparent}
.brand-card{overflow:hidden}
.brand-card__logo{width:56px;height:56px;border-radius:16px;display:flex;align-items:center;justify-content:center;margin-bottom:14px;background:linear-gradient(135deg,rgba(43,108,176,.12),rgba(122,201,67,.18))}
.brand-card__logo svg{width:30px;height:30px}
.brand-card h3{font-size:20px;margin-bottom:8px}
.brand-card p{color:var(--muted);font-size:15px;line-height:1.55}
.cf-nav{position:absolute;top:50%;transform:translateY(-50%);z-index:20;width:46px;height:46px;border-radius:50%;border:0;cursor:pointer;
  background:#fff;color:var(--navy);font-size:26px;line-height:1;font-weight:700;box-shadow:0 8px 20px rgba(30,42,120,.18);transition:.2s}
.cf-nav:hover{background:var(--navy);color:#fff;transform:translateY(-50%) scale(1.06)}
.cf-prev{left:0}
.cf-next{right:0}
.cf-dots{display:flex;justify-content:center;gap:8px;margin-top:20px}
.cf-dots button{width:9px;height:9px;border-radius:50%;border:0;padding:0;cursor:pointer;background:var(--line);transition:.25s}
.cf-dots button.is-active{background:linear-gradient(90deg,var(--teal),var(--green));width:24px;border-radius:5px}
@media(max-width:520px){
  .coverflow{max-width:100%}
  .cf-stage{height:300px}
  .brand-card{width:230px;margin-left:-115px;height:280px;padding:24px 20px}
  .cf-nav{width:38px;height:38px;font-size:20px}
}

/* reviews */
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;display:flex;flex-direction:column;gap:12px;transition:.25s}
.review:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.review__stars{color:#f6a623;font-size:18px;letter-spacing:2px}
.review blockquote{margin:0;color:var(--ink);font-size:15px;line-height:1.6;font-style:italic}
.review figcaption{margin-top:auto;font-size:14px;color:var(--muted)}
.review figcaption strong{color:var(--navy)}
@media(max-width:860px){.reviews{grid-template-columns:1fr}}

/* faq */
.faq{max-width:820px;margin:38px auto 0;display:grid;gap:12px}
.faq__item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 22px;overflow:hidden}
.faq__item summary{list-style:none;cursor:pointer;padding:18px 0;font-weight:700;color:var(--navy);font-size:16px;display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary::after{content:"+";font-size:24px;font-weight:700;color:var(--green-d);transition:transform .25s;line-height:1}
.faq__item[open] summary::after{transform:rotate(45deg)}
.faq__item p{color:var(--muted);font-size:15px;padding:0 0 20px}

/* contact map */
.cta__map{margin-top:22px;border-radius:14px;overflow:hidden;box-shadow:0 10px 30px rgba(0,0,0,.25);border:2px solid rgba(255,255,255,.15)}
.cta__map iframe{display:block;width:100%;height:220px;border:0}

/* banner strip */
.banner{position:relative;overflow:hidden;padding:84px 0;text-align:center;color:#fff}
.banner__bg{position:absolute;inset:0;background:url('../assets/project-sunset2.jpg') center/cover no-repeat;z-index:0}
.banner__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(15,21,48,.85),rgba(30,42,120,.6) 60%,rgba(39,163,196,.35))}
.banner__inner{position:relative;z-index:1;max-width:760px}
.banner h2{color:#fff;font-size:clamp(26px,3.4vw,38px);font-weight:800;margin-bottom:14px}
.banner p{font-size:18px;color:#e7ecfb;margin-bottom:26px}
@media(max-width:760px){.banner{padding:60px 0}.banner__bg{background-attachment:scroll}.banner p{font-size:16px}}

/* gallery */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.gallery__item{position:relative;margin:0;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/3}
.gallery__item--lg{grid-column:span 2}
.gallery__item img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.gallery__item:hover img{transform:scale(1.06)}
.gallery__item figcaption{position:absolute;left:0;right:0;bottom:0;padding:30px 16px 14px;color:#fff;background:linear-gradient(transparent,rgba(15,21,48,.88))}
.gallery__item figcaption strong{display:block;font-size:17px;font-weight:700;margin-bottom:2px}
.gallery__item figcaption span{display:block;font-size:13px;opacity:.9;line-height:1.4}
@media(max-width:760px){.gallery{grid-template-columns:1fr 1fr}.gallery__item--lg{grid-column:span 2}}
@media(max-width:520px){.gallery{grid-template-columns:1fr}.gallery__item--lg{grid-column:span 1}}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:38px}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;position:relative}
.step__n{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:var(--navy);color:#fff;font-weight:800;margin-bottom:14px}
.step h4{font-size:18px;margin-bottom:6px}
.step p{color:var(--muted);font-size:14px}

/* cta */
.cta{background:
  radial-gradient(900px 300px at 90% 0%, rgba(122,201,67,.16), transparent 60%),
  linear-gradient(135deg,#102055,#1e2a78);}
.cta .section__title,.cta h2,.cta h3{color:#fff}
.cta__inner{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:stretch}
.cta__text h2{font-size:clamp(26px,3.2vw,36px);font-weight:800}
.cta__text>p{color:#cdd6f5;font-size:17px;margin:14px 0 22px}
.cta__contacts{list-style:none;display:flex;flex-direction:column;gap:8px}
.cta__contacts a,.cta__contacts span{color:#fff;font-weight:600}
.cta__contacts a:hover{color:var(--green)}
.form--card{background:#fff;border-radius:var(--radius);padding:38px 34px;box-shadow:var(--shadow);display:flex;flex-direction:column;justify-content:center}
.form--card h3{color:var(--navy);font-size:24px;margin-bottom:14px}
.form--card .form{gap:16px}
.form--card input{padding:16px 18px;font-size:16px}
.form--card .btn{padding:16px 26px;font-size:17px;margin-top:4px}
.form--card__sub{color:var(--muted);font-size:15px;margin:-2px 0 6px;line-height:1.5}
.form__perks{list-style:none;margin:18px 0 0;display:grid;gap:10px}
.form__perks li{position:relative;padding-left:30px;font-size:14.5px;font-weight:600;color:var(--navy)}
.form__perks li::before{content:"";position:absolute;left:0;top:1px;width:20px;height:20px;border-radius:50%;background:linear-gradient(135deg,var(--teal),var(--green))}
.form__perks li::after{content:"";position:absolute;left:6px;top:6px;width:8px;height:5px;border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg)}

/* footer */
.footer{background:#0f1530;color:#cdd3e6;padding:48px 0 0}
.footer__inner{display:grid;grid-template-columns:1.6fr 1.1fr 1fr 1.2fr;gap:32px;align-items:start}
.footer__brand img{height:48px;margin-bottom:12px}
.footer__brand p{font-size:14px;color:#9aa3c4;max-width:300px}
.footer__col h4{color:#fff;font-size:15px;margin-bottom:12px}
.footer__col a{display:block;color:#cdd3e6;font-size:14px;margin-bottom:8px}
.footer__col a:hover{color:var(--green)}
.contact-row{display:flex;align-items:center;gap:8px;margin-bottom:10px}
.contact-row a{margin:0}
.contact-row .ico{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;flex:0 0 auto;transition:.2s}
.contact-row .ico svg{width:18px;height:18px;fill:#aab2cf}
.contact-row .ico:hover svg{fill:#fff}
.footer__bottom{margin-top:36px;border-top:1px solid rgba(255,255,255,.1);padding:18px 0;font-size:13px;color:#8089ad}
.footer__bottom-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.footer__legal{display:flex;gap:18px}
.footer__legal a{color:#8089ad;transition:color .2s}
.footer__legal a:hover{color:var(--green)}
@media(max-width:560px){.footer__bottom-inner{flex-direction:column;justify-content:center;text-align:center}}

/* legal pages */
.legal{max-width:820px;margin:0 auto;padding:48px 20px 64px}
.legal__back{display:inline-flex;align-items:center;gap:6px;color:var(--green-d);font-weight:600;font-size:14px;margin-bottom:22px}
.legal h1{font-size:clamp(26px,3.4vw,38px);font-weight:800;margin-bottom:8px}
.legal__upd{color:var(--muted);font-size:14px;margin-bottom:28px}
.legal h2{font-size:20px;font-weight:700;margin:28px 0 10px}
.legal p{color:var(--ink);margin-bottom:12px}
.legal ul{margin:0 0 14px 20px}
.legal li{margin-bottom:6px;color:var(--ink)}
.legal a{color:var(--green-d);font-weight:600}
.legal__bar{height:4px;background:linear-gradient(90deg,var(--teal),var(--green))}

/* cookie consent */
.cookie{position:fixed;left:20px;right:20px;bottom:20px;max-width:560px;margin:0 auto;z-index:250;display:flex;align-items:center;gap:16px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px 18px;box-shadow:0 16px 40px rgba(15,21,48,.22);transform:translateY(140%);transition:transform .45s cubic-bezier(.22,.61,.36,1)}
.cookie.show{transform:none}
.cookie p{font-size:13.5px;color:var(--ink);margin:0;line-height:1.45}
.cookie a{color:var(--green-d);font-weight:600;white-space:nowrap}
.cookie .btn{flex:0 0 auto}
@media(max-width:520px){.cookie{flex-direction:column;text-align:center;gap:12px}}

/* success modal */
.modal{position:fixed;inset:0;z-index:300;display:flex;align-items:center;justify-content:center;padding:20px;opacity:0;visibility:hidden;transition:opacity .3s, visibility .3s}
.modal.open{opacity:1;visibility:visible}
.modal__overlay{position:absolute;inset:0;background:rgba(15,21,48,.62);backdrop-filter:blur(3px)}
.modal__card{position:absolute;top:50%;left:50%;background:#fff;border-radius:22px;max-width:430px;width:calc(100% - 40px);padding:40px 34px 34px;text-align:center;box-shadow:0 30px 70px rgba(15,21,48,.4);transform:translate(-50%,-50%) scale(.96);transition:transform .35s cubic-bezier(.22,.61,.36,1)}
.modal.open .modal__card{transform:translate(-50%,-50%) scale(1)}
.modal__close{position:absolute;top:14px;right:18px;background:none;border:0;font-size:28px;line-height:1;color:var(--muted);cursor:pointer;transition:color .2s}
.modal__close:hover{color:var(--navy)}
.modal__ico{width:84px;height:84px;margin:0 auto 18px}
.modal__ico svg{width:84px;height:84px}
.modal__card h3{font-size:24px;margin-bottom:10px}
/* confetti burst */
.confetti-layer{position:absolute;inset:0;overflow:hidden;pointer-events:none;border-radius:inherit;z-index:2}
.confetti{position:absolute;top:-16px;width:8px;height:14px;opacity:0;will-change:transform,opacity;animation:confettiFall 1.6s linear forwards}
@keyframes confettiFall{
  0%{opacity:0;transform:translateY(-16px) rotate(0)}
  10%{opacity:1}
  100%{opacity:0;transform:translateY(460px) rotate(680deg)}
}
.modal__card p{color:var(--muted);font-size:15px;margin-bottom:24px}

/* toast */
.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%) translateY(40px);background:var(--navy);color:#fff;padding:14px 24px;border-radius:12px;font-weight:600;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:.35s;z-index:100}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* responsive */
@media(max-width:980px){
  .hero{min-height:auto;padding:40px 0}
  .hero__bg{background-position:center center}
  /* soft light wash: text readable at top, photo clear toward the bottom */
  .hero__bg::after{background:linear-gradient(180deg, rgba(244,248,251,.82) 0%, rgba(244,248,251,.74) 55%, rgba(244,248,251,.66) 82%, rgba(244,248,251,.42) 100%)}
  .hero__text{max-width:none}
  .hero__text h1,.hero__text>p{text-shadow:0 1px 12px rgba(244,248,251,.95)}
  .hero__points li{text-shadow:0 1px 8px rgba(244,248,251,.95)}
  .hero__inner,.about__inner,.cta__inner{grid-template-columns:1fr}
  .grid--4{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  .footer__inner{grid-template-columns:1fr 1fr;gap:24px}
  .nav{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;flex-direction:column;padding:14px 20px;border-bottom:1px solid var(--line);gap:4px;box-shadow:var(--shadow)}
  .nav.open{display:flex}
  .nav a{padding:10px 4px;font-size:16px;border-bottom:1px solid var(--line)}
  .nav a:last-child{border-bottom:0}
  .nav__calc{display:none}
  .nav__mcalc{display:block}
  .header__phone,.header .btn--primary{display:none}
  .header__inner{height:72px;gap:12px}
  .brand-logo{height:48px}
  .burger{display:flex}
  .hero{padding:36px 0 40px;min-height:auto}
  .hero h1{font-size:26px;line-height:1.2}
  .hero__text>p{font-size:14.5px;line-height:1.5;margin-bottom:4px}
  .hero__cta{flex-direction:row;flex-wrap:wrap;justify-content:flex-start;align-items:flex-start;gap:10px;margin:20px 0 18px}
  .hero__cta .btn{width:auto;padding:11px 20px;font-size:14px}
  html{scroll-padding-top:72px}
  .hero__points{gap:8px 18px}
  .hero__points li{font-size:13px}
  .section__lead{font-size:16px}
  .about__text .section__title{text-align:center}
  .about__text .section__title::after{margin-left:auto !important;margin-right:auto !important}
  .hero__text h1,.hero__text>p{text-shadow:0 1px 8px rgba(244,248,251,.85)}
  .hero__points li{text-shadow:0 1px 6px rgba(244,248,251,.9)}
}
@media(max-width:520px){
  .grid--4,.steps,.footer__inner{grid-template-columns:1fr}
  .about__stats{grid-template-columns:1fr 1fr;gap:12px}
  .section{padding:46px 0}
  .container{padding:0 16px}
  .hero h1{font-size:25px}
  .hero__text>p{font-size:14.5px}
  .hero__cta .btn{padding:10px 16px;font-size:13px}
  .hero__card,.form--card{padding:22px}
  .stat{padding:20px 14px}
  .stat__num{font-size:30px}
  .about__stats{margin-top:8px}
  .footer__inner{gap:24px}
  .btn{font-size:15px;padding:13px 22px}
  .toast{left:16px;right:16px;bottom:16px;transform:translateY(40px);text-align:center}
  .toast.show{transform:translateY(0)}
  .cta__inner{gap:28px}
  .form--card{padding:24px 20px}
  .cta__map iframe{height:180px}
  .brand-chip{font-size:15px;padding:10px 18px}
  .brands{gap:10px}
  .faq__item summary{font-size:15px}
  .featured__text{padding:24px 20px}
  .modal__card{padding:32px 22px 26px}
  .cookie{left:12px;right:12px;bottom:12px}
}

/* ===== TABLET (761–1024px) ===== */
@media(min-width:761px) and (max-width:1024px){
  .grid--4{grid-template-columns:repeat(2,1fr)}
  .grid--3,.equip{grid-template-columns:repeat(2,1fr)}
  .benefits{grid-template-columns:repeat(2,1fr)}
  .reviews{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .mount{grid-template-columns:repeat(2,1fr)}
  .featured{grid-template-columns:1.05fr .95fr}
  .featured__media{min-height:100%}
  .footer__inner{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:28px}
  .hero{min-height:480px}
  .nav{gap:18px}
  .nav a{font-size:14px}
  .header .btn--primary{display:none}
  .about__text .section__title{text-align:center}
  .about__text .section__title::after{margin-left:auto !important;margin-right:auto !important}
}

/* ============ POLISH LAYER ============ */

/* sticky header refines on scroll */
.header{transition:box-shadow .3s, background .3s, height .3s}
.header.scrolled{box-shadow:0 6px 24px rgba(30,42,120,.10);background:rgba(255,255,255,.96)}

/* animated gradient primary button */
.btn--primary{background:linear-gradient(90deg,var(--green) 0%,var(--teal) 50%,var(--green) 100%);background-size:200% auto;transition:background-position .5s, transform .2s, box-shadow .2s;box-shadow:0 8px 22px rgba(122,201,67,.30)}
.btn--primary:hover{background-position:right center;transform:translateY(-2px);filter:none;box-shadow:0 12px 28px rgba(39,163,196,.34)}

/* gradient underline under centered section titles */
.section__title{position:relative}
.section__title::after{content:"";display:block;width:64px;height:4px;margin:16px auto 0;border-radius:4px;background:linear-gradient(90deg,var(--teal),var(--green))}
.about__text .section__title::after,.featured__text h3::after{margin-left:0}

/* soft gradient on alternate sections */
.section--alt{background:linear-gradient(180deg,#f5faf4 0%,#eef5fb 100%)}

/* subtle gradient glow blobs in hero */
.hero::before{content:"";position:absolute;top:-120px;right:-80px;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(122,201,67,.18),transparent 70%);z-index:0;pointer-events:none}
.hero::after{content:"";position:absolute;bottom:-140px;left:-100px;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle,rgba(43,108,176,.14),transparent 70%);z-index:0;pointer-events:none}

/* hero badge live dot */
.badge{position:relative;padding-left:30px}
.badge::before{content:"";position:absolute;left:14px;top:50%;transform:translateY(-50%);width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 0 rgba(122,201,67,.6);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(122,201,67,.55)}70%{box-shadow:0 0 0 10px rgba(122,201,67,0)}100%{box-shadow:0 0 0 0 rgba(122,201,67,0)}}

/* gradient top accent appears on service cards hover */
.card{position:relative;overflow:hidden}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--teal),var(--green));transform:scaleX(0);transform-origin:left;transition:transform .35s}
.card:hover::before{transform:scaleX(1)}

/* icon ring gentle scale on card hover */
.card__ico svg{transition:transform .35s}
.card:hover .card__ico svg{transform:scale(1.08) rotate(-2deg)}

/* chips shimmer */
.chip{background:linear-gradient(#fff,#fff) padding-box,linear-gradient(90deg,var(--teal),var(--green)) border-box;border:1.5px solid transparent}
.chip:hover{transform:translateY(-2px);box-shadow:0 8px 18px rgba(39,163,196,.18)}

/* nav link animated underline */
.nav a{position:relative}
.nav a::after{content:"";position:absolute;left:0;bottom:-4px;width:100%;height:2px;background:linear-gradient(90deg,var(--teal),var(--green));transform:scaleX(0);transform-origin:left;transition:transform .25s}
.nav a:hover::after{transform:scaleX(1)}

/* lang button transition */
.lang__btn{transition:background .2s, color .2s}

/* touch devices: cards react on tap (no hover) */
@media(hover:none){
  .card:active,.benefit:active,.mount__card:active,.review:active,.brand-card:active{transform:translateY(-3px);box-shadow:var(--shadow);border-color:transparent}
  .card:active::before{transform:scaleX(1)}
  .card:active .card__ico svg{transform:scale(1.08) rotate(-2deg)}
  .chip:active,.brand-chip:active{border-color:var(--green);color:var(--green-d)}
  .istep:active,.faq__item:active{box-shadow:var(--shadow)}
}

/* scroll-reveal */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s cubic-bezier(.22,.61,.36,1), transform .7s cubic-bezier(.22,.61,.36,1)}
.reveal.in{opacity:1;transform:none}

/* gentle float for hero side card */
.hero__card{animation:floaty 6s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}

/* hero scroll-down indicator */
.hero__scroll{position:absolute;left:50%;bottom:22px;transform:translateX(-50%);z-index:2;display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--navy);font-weight:600;font-size:12px;letter-spacing:.5px;text-transform:uppercase;opacity:.85;transition:opacity .2s}
.hero__scroll:hover{opacity:1}
.hero__scroll-mouse{width:24px;height:38px;border:2px solid var(--navy);border-radius:13px;display:flex;justify-content:center;padding-top:6px}
.hero__scroll-mouse span{width:4px;height:7px;border-radius:3px;background:var(--navy);animation:scrollDot 1.8s ease-in-out infinite}
@keyframes scrollDot{0%{opacity:0;transform:translateY(-3px)}40%{opacity:1}80%{opacity:0;transform:translateY(8px)}100%{opacity:0}}
@media(max-width:760px){.hero__scroll{display:none}}

/* drifting hero glow blobs */
.hero::before{animation:drift1 12s ease-in-out infinite alternate}
.hero::after{animation:drift2 14s ease-in-out infinite alternate}
@keyframes drift1{from{transform:translate(0,0)}to{transform:translate(-22px,18px)}}
@keyframes drift2{from{transform:translate(0,0)}to{transform:translate(26px,-16px)}}

@media(prefers-reduced-motion:reduce){
  .hero__bg{animation:none}
  .hero::before,.hero::after{animation:none}
  .hero__scroll-mouse span{animation:none}
}

/* active nav link (scroll-spy) */
.nav a.active{color:var(--green-d)}
.nav a.active::after{transform:scaleX(1)}

/* back-to-top button */
.to-top{position:fixed;right:22px;bottom:22px;width:48px;height:48px;border-radius:50%;border:0;cursor:pointer;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--navy),var(--blue));color:#fff;box-shadow:0 10px 26px rgba(30,42,120,.35);opacity:0;visibility:hidden;transform:translateY(14px) scale(.9);transition:opacity .3s, transform .3s, visibility .3s;z-index:120}
.to-top.show{opacity:1;visibility:visible;transform:none}
.to-top:hover{transform:translateY(-3px)}
.to-top svg{width:22px;height:22px;fill:none;stroke:#fff;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
@media(max-width:520px){.to-top{right:14px;bottom:14px;width:44px;height:44px}}

/* smooth image fade-in on load */
img.fade-img{opacity:0;transition:opacity .6s ease}
img.fade-img.loaded{opacity:1}

/* gradient scroll-progress bar */
.scroll-progress{position:fixed;top:0;left:0;height:3px;width:0;z-index:200;background:linear-gradient(90deg,var(--teal),var(--green));box-shadow:0 0 8px rgba(39,163,196,.5);transition:width .08s linear}

/* footer gradient accent + link slide */
.footer{position:relative}
.footer::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--teal),var(--green),var(--teal))}
.footer__col a{transition:color .2s, padding-left .2s}
.footer__col a:hover{padding-left:5px}

/* staggered hero entrance */
.hero__text>*{animation:heroIn .7s cubic-bezier(.22,.61,.36,1) both}
.hero__text>*:nth-child(1){animation-delay:.05s}
.hero__text>*:nth-child(2){animation-delay:.15s}
.hero__text>*:nth-child(3){animation-delay:.25s}
.hero__text>*:nth-child(4){animation-delay:.35s}
.hero__text>*:nth-child(5){animation-delay:.45s}
@keyframes heroIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}

/* stat number count-up holds layout */
.stat__num{font-variant-numeric:tabular-nums}

/* banner subtle zoom-in of bg */
.banner__bg{transform:scale(1.12);transition:transform 7s ease-out}
.banner.in-view .banner__bg{transform:scale(1)}
.banner__inner>*{opacity:0;transform:translateY(24px);transition:opacity .7s ease, transform .7s cubic-bezier(.22,.61,.36,1)}
.banner.in-view .banner__inner>*{opacity:1;transform:none}
.banner.in-view .banner__inner>*:nth-child(2){transition-delay:.12s}
.banner.in-view .banner__inner>*:nth-child(3){transition-delay:.24s}

@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1!important;transform:none!important;transition:none}
  .hero__card,.badge::before,.hero__text>*{animation:none}
  .banner__bg{transform:none}
  .banner__inner>*{opacity:1;transform:none;transition:none}
  *{scroll-behavior:auto}
}