*{box-sizing:border-box}:root{--color-bg: #f4f9fd;--color-surface-blue: #e9f7ff;--color-primary: #1598d4;--color-primary-dark: #0b6fa8;--color-text: #173047;--color-muted: #5d7184;--color-border: #d6e7f2;--shadow-soft: 0 18px 45px rgba(26, 98, 145, .14);--shadow-card: 0 12px 30px rgba(25, 78, 116, .12);--radius-card: 8px;--radius-button: 8px;--font-main: Arial, Helvetica, sans-serif}*,*:before,*:after{box-sizing:border-box}html,body{width:100%;min-width:320px;overflow-x:hidden}html{scroll-behavior:smooth;scroll-padding-top:84px}body{margin:0;color:var(--color-text);font-family:var(--font-main);line-height:1.5;background:linear-gradient(180deg,#ffffff 0,var(--color-bg) 34rem),var(--color-bg)}button,a{font:inherit}img,svg,video{display:block;max-width:100%;height:auto}#root{min-height:100vh}.container{width:min(1180px,calc(100% - 32px));margin-inline:auto}.landing{min-height:100vh;background:radial-gradient(circle at top right,rgba(21,152,212,.16),transparent 30rem),linear-gradient(180deg,#ffffffeb,#f4f9fdf5)}.header{position:sticky;top:0;z-index:100;border-bottom:1px solid rgba(11,111,168,.14);background:#fffffff0;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.header__inner{position:relative;min-height:76px;display:flex;align-items:center;gap:18px;padding-block:10px}.brand{flex:0 0 auto;display:inline-flex;align-items:center;min-width:0;color:var(--color-text);text-decoration:none}.brand__logo{width:clamp(158px,18vw,220px);max-height:54px;object-fit:contain}.main-nav{flex:1 1 auto;display:flex;justify-content:center;align-items:center;gap:clamp(18px,3vw,38px);min-width:0}.main-nav a{color:var(--color-text);text-decoration:none;font-size:.98rem;font-weight:700;white-space:nowrap;transition:color .18s ease}.main-nav a:hover,.main-nav a:focus-visible{color:var(--color-primary-dark)}.header__actions{flex:0 0 auto;display:flex;align-items:center;gap:12px;white-space:nowrap}.header__phone{color:var(--color-primary-dark);font-weight:800;text-decoration:none}.header__menu-toggle{display:none;width:42px;height:42px;flex:0 0 42px;align-items:center;justify-content:center;flex-direction:column;gap:4px;border:1px solid var(--color-border);border-radius:var(--radius-button);color:var(--color-primary-dark);background:#fff;cursor:pointer}.header__menu-toggle span{width:18px;height:2px;border-radius:2px;background:currentColor}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:11px 18px;border:1px solid var(--color-primary);border-radius:var(--radius-button);color:#fff;background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));box-shadow:0 12px 24px #1598d43b;font-weight:800;text-align:center;text-decoration:none;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease,color .18s ease,background .18s ease}.btn:hover,.btn:focus-visible{transform:translateY(-1px);box-shadow:0 16px 28px #1598d447}.btn--small{min-height:40px;padding:9px 14px;font-size:.92rem}.btn--outline{color:var(--color-primary-dark);background:#fff;box-shadow:none}.btn--outline:hover,.btn--outline:focus-visible{color:#fff;background:var(--color-primary-dark)}.btn--full{width:100%}.btn--vk{gap:9px;background:#2678c9;border-color:#2678c9}.btn--vk img{width:20px;height:20px;filter:brightness(0) invert(1)}.hero{position:relative;z-index:1;isolation:isolate;overflow:hidden;min-height:680px;padding-block:clamp(54px,7vw,92px) clamp(72px,8vw,120px);background:linear-gradient(180deg,#f7fbfff5,#e8f7ffeb),#f7fbff}.hero:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;z-index:0;background-image:radial-gradient(circle,rgba(21,152,212,.22) 1px,transparent 1px),radial-gradient(circle,rgba(11,111,168,.12) 1px,transparent 1px);background-position:0 0,18px 18px;background-size:36px 36px;opacity:.42;pointer-events:none}.hero__inner{position:relative;z-index:2;min-height:520px;display:flex;align-items:center}.hero__content{position:relative;z-index:2;width:min(640px,50vw);min-width:0}.eyebrow{margin:0 0 12px;color:var(--color-primary-dark);font-size:.82rem;font-weight:800;letter-spacing:0;text-transform:uppercase}.hero h1,.section__heading h2{margin:0;color:var(--color-text);font-weight:900;line-height:1.06}.hero h1{max-width:720px;font-size:clamp(2.35rem,6vw,5.3rem)}.hero__accent{width:fit-content;margin:18px 0 0;padding:8px 16px;border-radius:var(--radius-card);color:#fff;background:var(--color-primary);box-shadow:0 12px 26px #1598d440;font-size:clamp(1.8rem,5vw,4.4rem);font-weight:900;line-height:1}.hero__subtitle{max-width:680px;margin:24px 0 0;color:var(--color-text);font-size:clamp(1.15rem,2vw,1.55rem);font-weight:800}.hero__description{max-width:670px;margin:12px 0 0;color:var(--color-muted);font-size:clamp(1rem,1.45vw,1.16rem)}.hero__buttons{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.hero__image{position:absolute;z-index:1;right:clamp(-118px,-5vw,-72px);bottom:-48px;width:clamp(700px,52vw,860px);max-width:none;max-height:none;height:auto;object-fit:contain;border:0;border-radius:0;background:transparent;box-shadow:none;opacity:1;pointer-events:none;filter:none}.section{padding-block:clamp(42px,6vw,76px)}.section__heading{max-width:760px;margin-bottom:28px}.section__heading--center{margin-inline:auto;text-align:center}.section__heading h2{font-size:clamp(1.8rem,3.4vw,3rem)}.section__heading p:not(.eyebrow){margin:12px 0 0;color:var(--color-muted);font-size:1.05rem}.section--features{position:relative;z-index:3;margin-top:-42px;padding-block:clamp(28px,4vw,42px) clamp(34px,5vw,56px);background:#fff}.feature-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.feature-card{min-width:0;padding:20px;border:1px solid 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#07395838;font:inherit;font-size:1.8rem;line-height:1;cursor:pointer;transform:translateY(-50%)}.tool-card__gallery-button:hover,.tool-card__gallery-button:focus-visible{background:var(--color-primary-dark)}.tool-card__gallery-button--previous{left:10px}.tool-card__gallery-button--next{right:10px}.tool-card__gallery-count{position:absolute;right:10px;bottom:10px;padding:4px 8px;border-radius:999px;color:#fff;background:#173047c7;font-size:.78rem;line-height:1}.tool-card__body{display:flex;flex:1;flex-direction:column;gap:16px;padding:18px}.tool-card h3{min-height:3.6em;font-size:1.03rem}.tool-card__price{margin-top:auto}.tool-card__price strong{display:block;color:var(--color-primary-dark);font-size:1.62rem;line-height:1.05}.tool-card__price span{display:block;margin-top:2px;color:var(--color-muted);font-size:.92rem}.section--price{background:#fff}.price-list{overflow:hidden;border:1px solid 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minmax(0,1fr);gap:clamp(22px,5vw,58px);align-items:start}.contact__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.contact__item{min-width:0;padding:20px;border:1px solid var(--color-border);border-radius:var(--radius-card);background:#fff;box-shadow:var(--shadow-card)}.contact__item p{margin:0 0 8px;color:var(--color-muted);font-size:.92rem}.contact__item a,.contact__item span{color:var(--color-text);font-weight:800;overflow-wrap:anywhere}.contact__item a{color:var(--color-primary-dark);text-decoration:none}.contact__actions{grid-column:1 / -1;display:flex;flex-wrap:wrap;gap:12px}.footer{border-top:1px solid var(--color-border);background:#fff;padding-block:24px}.footer__inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 24px;color:var(--color-muted)}.footer__inner p{margin:0}@media (max-width: 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.btn{min-height:40px;padding-inline:12px;font-size:.9rem}.main-nav{position:absolute;top:100%;left:12px;right:12px;display:none;flex-direction:column;align-items:stretch;gap:6px;padding:10px;border:1px solid var(--color-border);border-radius:0 0 var(--radius-card) var(--radius-card);background:#fff;box-shadow:var(--shadow-card)}.main-nav.is-open{display:flex}.main-nav a{padding:10px 12px;border-radius:var(--radius-button);background:var(--color-surface-blue);text-align:center}.hero{padding-top:34px}.section--features{margin-top:0}.hero__buttons,.contact__actions{align-items:stretch}.hero__buttons .btn,.contact__actions .btn{flex:1 1 180px}}@media (max-width: 560px){.feature-grid,.tools-grid,.contact__grid{grid-template-columns:1fr}.hero h1{font-size:clamp(2.05rem,12vw,3.1rem)}.hero__accent{width:100%;text-align:center;font-size:clamp(1.85rem,12vw,3rem)}.hero__subtitle{font-size:1.08rem}.tool-card h3{min-height:0}.price-row{grid-template-columns:34px minmax(0,1fr);gap:8px 12px;padding:13px 12px}.price-row__number{width:28px;height:28px;font-size:.78rem}.price-row__value{grid-column:2;text-align:left}}@media (max-width: 390px){.container{width:min(100% - 20px,1180px)}.brand__logo{width:145px}.header__actions .btn{padding-inline:10px;font-size:.82rem}.header__menu-toggle{width:38px;height:38px;flex-basis:38px}.hero__buttons .btn,.contact__actions .btn{flex-basis:100%}}