/* Keel Energy — Figma 1:1 */
:root{--navy:#25346D;--deep:#1C2754;--darker:#151D40;--accent:#40DBA7;--accent-hover:#35c996;--white:#fff;--muted:#ADB5D3;--light-bg:#DEF1EB;--border-g:#C2E9DC;--body70:rgba(255,255,255,.7);--body50:rgba(255,255,255,.5);--font:'Exo',system-ui,sans-serif;--mono:'JetBrains Mono',monospace;--ease:cubic-bezier(.16,1,.3,1)}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:5rem}
body{font-family:var(--font);font-size:1rem;line-height:1.65;color:var(--white);background:var(--darker);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
button{cursor:pointer;border:none;background:none;font:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 clamp(1.25rem,4vw,2rem)}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font-family:var(--font);font-weight:400;font-size:1rem;border-radius:50px;padding:.75rem 1.75rem;transition:all .3s var(--ease);white-space:nowrap}
.btn--lg{padding:.85rem 2rem;font-size:.92rem}
.btn--primary{background:var(--accent);color:var(--navy);font-weight:700}
.btn--primary:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 6px 24px rgba(64,219,167,.25)}
.btn--outline{border:1.5px solid var(--accent);color:var(--accent);background:transparent}
.btn--outline:hover{transform:translateY(-2px);box-shadow:0 6px 24px rgba(64,219,167,.25)}
.btn--navy{background:var(--navy);color:var(--accent);border:none}
.btn--navy:hover{background:var(--deep);transform:translateY(-2px);box-shadow:0 6px 24px rgba(37,52,109,.3)}
.btn__icon{width:14px;height:auto;display:inline-block;vertical-align:middle}
.btn--ghost{color:var(--white);border:1.5px solid rgba(255,255,255,.25)}
.btn--ghost:hover{border-color:var(--accent);color:var(--accent)}

/* ── Section label ── */
.slabel{font-family:var(--font);font-size:.7rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:.75rem}

/* ── Header ── */
.header{position:fixed;top:0;left:0;right:0;z-index:100;padding:.75rem 0}
.header__bar{background:var(--white);border-radius:12px;display:flex;align-items:center;height:3.25rem;padding:0 1.5rem;box-shadow:0 2px 12px rgba(0,0,0,.08)}
.header__logo{display:flex;align-items:center;gap:.35rem;color:var(--navy)}
.header__logo img{height:28px}
.header__nav{display:flex;gap:.25rem;margin-left:auto;align-items:center}
.lang-toggle{display:flex;gap:2px;margin-right:.75rem;background:rgba(37,52,109,.08);border-radius:6px;padding:2px}
.lang-toggle__btn{font-size:.65rem;font-weight:700;padding:.25rem .5rem;border-radius:4px;color:var(--navy);opacity:.5;transition:all .2s}
.lang-toggle__btn--active{background:var(--navy);color:var(--white);opacity:1}
.lang-toggle__btn:hover{opacity:1}
.header__link{font-size:.72rem;font-weight:600;color:var(--navy);padding:.35rem .75rem;border-radius:6px;transition:color .2s;letter-spacing:.06em}
.header__link:hover{color:var(--accent)}
.header__burger{display:none;flex-direction:column;gap:4px;padding:8px;margin-left:.5rem}
.header__burger i{display:block;width:20px;height:2px;background:var(--navy);border-radius:2px;transition:all .3s}
.header__lang-mobile{display:none;margin-left:auto}
.mobile-lang{display:none;gap:4px;padding:.75rem 1rem;border-bottom:1px solid rgba(255,255,255,.06)}

/* Mobile Menu */
.mobile-menu{display:none;position:fixed;top:4.25rem;left:0;right:0;background:var(--deep);border-bottom:1px solid rgba(255,255,255,.06);padding:1.5rem;z-index:99;flex-direction:column;gap:.25rem}
.mobile-menu.active{display:flex}
.mobile-menu a{font-size:1rem;font-weight:500;color:var(--muted);padding:.75rem 1rem;border-radius:8px;transition:all .2s}
.mobile-menu a:hover{color:var(--white);background:rgba(255,255,255,.04)}

/* ── Hero (full-width) ── */
.hero{position:relative;overflow:hidden;min-height:600px;display:flex;align-items:center;padding:5rem 0 2.5rem;background:#0d1a3a}
.hero__bg{position:absolute;inset:0;z-index:0}
.hero__bg img{width:100%;height:100%;object-fit:cover}
.hero__overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(28,39,84,.55) 0%,rgba(28,39,84,.1) 100%);z-index:1}
.hero .container{max-width:none;margin-left:0;padding-left:max(3.5rem, calc((100vw - 1200px)/2 + 3.5rem))}
.hero__inner{position:relative;z-index:2;padding:4rem 0 2rem;max-width:700px}
.hero__title{font-size:clamp(1.6rem,2.8vw,2.2rem);font-weight:600;line-height:1.22;color:var(--white);text-transform:uppercase;margin-bottom:1.5rem;max-width:620px}
.hero__sub{font-size:1rem;font-weight:400;line-height:1.6;color:var(--body70);max-width:520px;margin-bottom:2rem}
.hero__actions{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:2.5rem}
.hero__stats{display:flex;align-items:center;gap:2.5rem;flex-wrap:wrap}
.hero__stat{font-size:.95rem;font-weight:400;color:var(--muted)}

/* ── Partners (full-width) ── */
.partners{padding:0;background:var(--white)}
.partners-label-wrap{background:var(--darker);padding:1.5rem 0 .75rem}
.partners__section-label{font-size:.7rem;font-weight:500;color:var(--muted);text-transform:uppercase;letter-spacing:.1em}
.partners__card{background:var(--white);padding:2rem 0;display:flex;align-items:center;gap:2.5rem;max-width:none;margin-left:0;padding-left:max(3.5rem, calc((100vw - 1200px)/2 + 3.5rem));padding-right:max(3.5rem, calc((100vw - 1200px)/2 + 3.5rem))}
.partners__title{font-size:1.2rem;font-weight:800;color:var(--navy);line-height:1.25;min-width:170px;letter-spacing:.02em}
.partners__logos{display:flex;align-items:center;gap:3rem;flex:1;justify-content:space-around;flex-wrap:wrap}
.partners__logo{display:block;transition:opacity .2s}
.partners__logo:hover{opacity:.7}
.partners__logo img{height:40px}
.partners__logo--keel img{height:55px}

/* ── Quote (mint gradient) ── */
.quote-section{padding:3rem 0 0;background:var(--white)}
.quote-card{background:url('../img/Union.png') no-repeat top left/100% 100%;padding:3.5rem 0}
.quote-card__mark{font-size:4rem;line-height:1;color:var(--accent);font-family:Georgia,serif;margin-bottom:.5rem}
.quote-card__text{font-size:clamp(1.15rem,2.3vw,1.55rem);font-weight:700;line-height:1.35;color:var(--navy);max-width:720px;margin-bottom:2.5rem}
.quote-card__cols{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem}
.quote-card__col{font-size:.86rem;line-height:1.7;color:#3d4f7a}
.quote-card__col strong{color:var(--navy);font-weight:700;display:block;margin-bottom:.35rem;font-size:1.15rem}
.quote-card__years{margin-top:1rem}
.quote-card__years-num{font-size:1.15rem;font-weight:800;color:var(--navy)}
.quote-card__years-text{font-size:.78rem;color:#3d4f7a}

/* ── About (BESS під ключ) ── */
.about{background:var(--darker);padding:0}
.about__card{background:var(--deep);padding:3rem 0}
.about__grid{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start}
.about__title{font-size:clamp(1.3rem,2.5vw,1.7rem);font-weight:800;line-height:1.15;color:var(--white);text-transform:uppercase;margin-bottom:1.25rem}
.about__subtitle{font-size:.82rem;color:var(--accent);font-weight:500;margin-top:.5rem}
.about__text{font-size:.88rem;color:var(--body70);line-height:1.7;margin-bottom:.75rem}
.about__tags-bar{padding:1.5rem 0;border-top:1px solid rgba(255,255,255,.08);margin-top:1.5rem;display:flex;align-items:center;gap:1rem;flex-wrap:wrap}
.about__tags-label{font-size:.68rem;font-weight:700;color:var(--white);text-transform:uppercase;letter-spacing:.08em;min-width:140px}
.about__tag{font-size:.72rem;font-weight:500;color:var(--accent);border:1px solid rgba(64,219,167,.3);padding:.3rem .75rem;border-radius:50px;background:rgba(64,219,167,.06)}

/* ── Geography (full-width, dark overlay, white text) ── */
.geo{position:relative;overflow:hidden;height:280px;background:var(--navy)}
.geo__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 75%}
.geo__overlay{position:absolute;inset:0;background:linear-gradient(to bottom,rgba(21,29,64,.7) 0%,rgba(21,29,64,.3) 100%)}
.geo__content{position:relative;z-index:2;text-align:center;padding:2.5rem 1.5rem 0}
.geo__title{font-size:clamp(1.3rem,2.8vw,1.8rem);font-weight:800;text-transform:uppercase;color:var(--white);margin-bottom:1rem;font-style:italic}
.geo__row{display:flex;align-items:center;justify-content:center;gap:3rem;flex-wrap:wrap}
.geo__marker{color:var(--accent);font-size:.85rem;font-weight:600}
.geo__text{font-size:.85rem;color:var(--body70)}

/* ── Solutions (large images right) ── */
.solutions{background:url('../img/Rectangle 49.png') no-repeat center/cover;padding:4.5rem 0 6rem;position:relative}
.solutions__head{margin-bottom:2.5rem}
.solutions__title{font-size:clamp(1.3rem,2.5vw,1.7rem);font-weight:800;text-transform:uppercase;color:var(--white);margin-bottom:.4rem}
.solutions__sub{font-size:.88rem;color:var(--body50);max-width:500px}
.sol-item{display:grid;grid-template-columns:1fr 220px;gap:2rem;align-items:center;padding:2rem 0;border-top:1px solid rgba(255,255,255,.08)}
.sol-item__body{}
.sol-item__tag{font-family:var(--font);font-size:.6rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--navy);background:var(--accent);padding:.2rem .6rem;border-radius:4px;display:inline-block;margin-bottom:.25rem}
.sol-item__name{font-size:1.15rem;font-weight:700;color:var(--white);margin-bottom:.5rem;display:inline}
.sol-item__brief{font-size:.72rem;color:var(--body50);margin-top:.25rem}
.sol-item__desc{font-size:.85rem;color:var(--body70);line-height:1.65;max-width:480px;margin:.75rem 0}
.sol-item__specs{display:flex;gap:2rem}
.sol-item__spec{}
.sol-item__spec-label{font-size:.6rem;color:var(--body50);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.15rem}
.sol-item__spec-value{font-family:var(--font);font-size:.88rem;font-weight:700;color:var(--white)}
.sol-item__img{width:100%;max-width:200px;height:auto;object-fit:contain;justify-self:end}

/* ── Use-case tiles ── */
.uc-tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-top:3rem;padding-top:2.5rem;border-top:1px solid rgba(255,255,255,.08)}
.uc-tile{display:flex;flex-direction:column;background:var(--deep);border-radius:14px;padding:1.5rem;text-decoration:none;border:1px solid rgba(255,255,255,.06);transition:border-color .3s,box-shadow .3s,transform .3s;overflow:hidden;min-width:0}
.uc-tile:hover{border-color:var(--accent);box-shadow:0 8px 32px rgba(64,219,167,.1);transform:translateY(-4px)}
.uc-tile--img{padding:0;background:none;border:none}
.uc-tile--img img{width:100%;height:100%;object-fit:cover;border-radius:14px;display:block;transition:transform .3s}
.uc-tile--img:hover{background:none;border:none;box-shadow:0 8px 32px rgba(64,219,167,.15)}
.uc-tile--img:hover img{transform:scale(1.03)}
.uc-tile__icon{width:48px;height:48px;border-radius:12px;background:linear-gradient(135deg,var(--accent),#2bc090);display:flex;align-items:center;justify-content:center;margin-bottom:1rem;color:var(--navy);flex-shrink:0}
.uc-tile__title{font-size:.92rem;font-weight:700;color:var(--white);margin-bottom:.4rem;line-height:1.35}
.uc-tile__text{font-size:.78rem;color:var(--body50);line-height:1.6}

/* ── Advantages (white bg, full-width) ── */
.advantages{background:var(--white);padding:6rem 0 4.5rem;color:var(--navy)}
.advantages__title{font-size:clamp(1.3rem,2.5vw,1.7rem);font-weight:800;text-transform:uppercase;color:var(--navy);margin-bottom:2.5rem}
.adv__top{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;margin-bottom:2rem;align-items:start}
.adv__top-cards{display:flex;flex-direction:column;justify-content:space-between}
.adv__img{border-radius:12px;overflow:hidden;max-height:240px}
.adv__img img{width:100%;height:100%;object-fit:cover;border-radius:12px}
.adv__bottom{display:grid;grid-template-columns:1fr 1fr;gap:0 3rem}
.adv-card{padding:1.25rem 0;border-top:1px solid rgba(37,52,109,.12)}
.adv-card__title{font-size:.9rem;font-weight:700;color:var(--navy);margin-bottom:.3rem}
.adv-card__text{font-size:.8rem;color:#5a6a94;line-height:1.6}

/* ── Process ── */
.process{background:url('../img/Rectangle%2063.png') no-repeat center/cover;background-color:var(--light-bg);padding:4.5rem 0 8rem}
.process__title{font-size:clamp(1.28rem,2.4vw,1.76rem);font-weight:800;text-transform:uppercase;color:var(--navy);margin-bottom:2.5rem}
.process__rows{display:flex;flex-direction:column}
.prow{display:grid;grid-template-columns:300px 1fr 240px;gap:1.5rem;align-items:center;padding:1.25rem 0;border-top:1px solid rgba(37,52,109,.15);transition:all .3s}
.prow:last-child{border-bottom:1px solid rgba(37,52,109,.15)}
.prow:hover .prow__num,.prow:hover .prow__name,.prow:hover .prow__desc,.prow:hover .prow__result span{color:var(--accent)}
.prow__left{display:flex;align-items:baseline;gap:1.25rem}
.prow__num{font-family:var(--font);font-size:1rem;font-weight:700;color:var(--navy);transition:color .3s}
.prow__name{font-size:1rem;font-weight:700;color:var(--navy);transition:color .3s}
.prow__desc{font-size:.82rem;color:#5a6a94;line-height:1.65;transition:color .3s}
.prow__result{display:flex;align-items:flex-start;gap:.5rem}
.prow__arrow{width:auto;height:.82em;flex-shrink:0;margin-top:.2em}
.prow__result span{font-size:.82rem;font-weight:600;color:var(--navy);line-height:1.4;transition:color .3s}

/* ── CTA Banner ── */
.cta-wrap{position:relative;z-index:2;margin-top:-5rem}
.cta-banner{background:url('../img/hero-aurora.png') no-repeat center/cover;border-radius:20px;padding:3.5rem 2rem;text-align:center;overflow:hidden}
.cta-banner__title{font-size:clamp(1.4rem,2.8vw,2rem);font-weight:800;text-transform:uppercase;color:var(--white);margin-bottom:.75rem}
.cta-banner__text{font-size:.92rem;color:var(--body70);max-width:560px;margin:0 auto 2rem;line-height:1.65}
.cta-banner__actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}

/* ── Contact ── */
.contact{background:var(--navy);padding:4.5rem 0}
.contact__grid{display:grid;grid-template-columns:1fr 1.1fr;gap:3rem;align-items:start}
.contact__title{font-size:clamp(1.2rem,2.2vw,1.6rem);font-weight:800;color:var(--white);text-transform:uppercase;margin-bottom:.5rem}
.contact__text{font-size:.88rem;color:var(--body50);margin-bottom:1.25rem}
.contact__details{display:flex;flex-direction:column;gap:1rem}
.contact__detail{display:flex;gap:.65rem;align-items:center}
.contact__di{width:36px;height:36px;min-width:36px;border-radius:8px;background:rgba(64,219,167,.08);border:1px solid rgba(64,219,167,.18);display:flex;align-items:center;justify-content:center;font-size:.95rem}
.contact__dl{font-size:.64rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.contact__dv{font-size:.88rem;font-weight:500;color:var(--white)}
.contact__dv a{color:var(--white);transition:color .2s}
.contact__dv a:hover{color:var(--accent)}
.contact__form-wrap{background:rgba(255,255,255,.03);border-radius:14px;padding:1.75rem;border:1px solid rgba(255,255,255,.07)}
.contact__form-title{font-size:1rem;font-weight:700;color:var(--white);margin-bottom:1rem}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:.65rem}
.form-full{grid-column:1/-1}
.form-label{display:block;font-size:.72rem;font-weight:600;color:var(--muted);margin-bottom:.25rem}
.form-input,.form-textarea{width:100%;padding:.6rem .8rem;font-family:var(--font);font-size:.86rem;border:1.5px solid rgba(255,255,255,.1);border-radius:8px;background:rgba(255,255,255,.03);color:var(--white);transition:border-color .2s,box-shadow .2s}
.form-input::placeholder,.form-textarea::placeholder{color:var(--muted)}
.form-input:focus,.form-textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(64,219,167,.15);background:rgba(255,255,255,.05)}
.form-textarea{resize:vertical;min-height:80px}
.form-note{font-size:.68rem;color:var(--muted);text-align:center;margin-top:.4rem}
.form-error{border-color:#e53e3e!important}

/* ── Footer ── */
.footer{background:var(--darker);color:var(--muted);padding:3rem 0 1.25rem;border-top:1px solid rgba(255,255,255,.06)}
.footer__inner{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:2rem;padding-bottom:2rem;border-bottom:1px solid rgba(255,255,255,.06)}
.footer__logo{margin-bottom:.5rem}
.footer__logo img{height:52px}
.footer__desc{font-size:.78rem;line-height:1.65;max-width:260px}
.footer__nav-title{font-size:.68rem;font-weight:600;color:var(--white);text-transform:uppercase;letter-spacing:.08em;margin-bottom:.6rem}
.footer__link{display:block;font-size:.78rem;color:var(--muted);padding:.15rem 0;transition:color .2s}
.footer__link:hover{color:var(--accent)}
.footer__bottom{padding-top:1.25rem;font-size:.68rem;color:rgba(255,255,255,.18)}

/* ── Animations ── */
.fade-up{opacity:0;transform:translateY(24px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.fade-up.visible{opacity:1;transform:translateY(0)}
.d1{transition-delay:.1s}.d2{transition-delay:.2s}.d3{transition-delay:.3s}.d4{transition-delay:.4s}

/* ── Responsive: Tablet ── */
@media(max-width:1024px){
  .about__grid,.contact__grid,.quote-card__cols{grid-template-columns:1fr}
  .adv__top{grid-template-columns:1fr}
  .adv__bottom{grid-template-columns:1fr 1fr}
  .prow{grid-template-columns:240px 1fr 200px;gap:1rem}
  .sol-item{grid-template-columns:1fr 160px}
  .uc-tiles{grid-template-columns:repeat(2,1fr)}
  .footer__inner{grid-template-columns:1fr 1fr}
  .partners__card{flex-direction:column;text-align:center;padding:2rem}
  .partners__title{min-width:unset}
}
/* ── Responsive: Mobile ── */
@media(max-width:768px){
  .header__nav{display:none}
  .header__burger{display:flex}
  .header__lang-mobile{display:flex}
  .mobile-lang{display:flex}
  .container{padding:0 1rem}
  .hero,.geo,.advantages,.process,.solutions,.about,.partners,.contact,.footer,.quote-card{padding-left:1rem;padding-right:1rem}
  .adv__top,.adv__bottom{grid-template-columns:1fr}
  .prow{grid-template-columns:1fr;gap:.5rem}
  .prow__left{gap:.75rem}
  .process{padding-bottom:6rem}
  .cta-wrap{margin-top:-3.5rem}
  .cta-banner{padding:2.5rem 1.5rem}
  .cta-banner__actions{flex-direction:column;align-items:center}
  .form-grid{grid-template-columns:1fr}
  .footer__inner{grid-template-columns:1fr}
  .hero{min-height:480px;padding:6rem 1rem 2rem}
  .hero__inner{padding:1rem 0}
  .hero__title{font-size:clamp(1.6rem,6vw,2.2rem)}
  .hero__sub{font-size:.85rem}
  .hero__stats{gap:.5rem;flex-wrap:wrap}
  .hero__stat-div{display:none}
  .hero__stat{font-size:.7rem}
  .geo{height:200px}
  .geo__title{font-size:1rem}
  .geo__row{flex-direction:column;gap:.5rem}
  .geo__content{padding:1.5rem 1rem 0}
  .sol-item{grid-template-columns:1fr}
  .sol-item__img{width:140px;max-width:140px;margin:0 auto}
  .uc-tiles{grid-template-columns:1fr 1fr}
  .quote-card__text{font-size:clamp(1.1rem,4vw,1.4rem)}
  .about__title{font-size:1.2rem}
  .advantages__title{font-size:1.3rem}
  .adv__img{max-height:200px}
  .contact__grid{grid-template-columns:1fr}
  .partners__logos{gap:1.5rem}
  .partners__logos img{height:28px}
}
@media(max-width:480px){
  .hero__title{font-size:1.5rem}
  .hero__actions{flex-direction:column;gap:.75rem}
  .btn--lg{width:100%;justify-content:center}
  .uc-tiles{grid-template-columns:1fr}
  .quote-card__cols{gap:1.5rem}
  .geo{height:180px}
  .geo__title{font-size:.9rem}
  .geo__marker,.geo__text{font-size:.75rem}
  .footer__inner{gap:2rem}
}