:root {
  --ink: #f5f5f6;
  --muted: #a2a2aa;
  --forest: #b5091d;
  --forest-2: #050506;
  --green: #e21b2d;
  --lime: #ff3348;
  --amber: #ff5b35;
  --cream: #09090b;
  --paper: #141417;
  --line: rgba(255, 255, 255, .11);
  --radius: 28px;
  --shadow: 0 24px 80px rgba(0, 0, 0, .5);
  --container: 1240px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; color: var(--ink); background: var(--cream); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button { color: inherit; }
.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.section { padding: clamp(76px, 9vw, 132px) 0; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 1000; padding: 12px 18px; border-radius: 12px; background: var(--lime); color: var(--forest-2); font-weight: 800; transition: top .2s; }
.skip-link:focus { top: 16px; }

.header { position: fixed; inset: 0 0 auto; z-index: 100; padding: 16px 0; transition: padding .3s, background .3s, box-shadow .3s; }
.header.is-scrolled { padding: 9px 0; background: rgba(255, 253, 248, .88); box-shadow: 0 8px 32px rgba(24, 63, 45, .09); backdrop-filter: blur(18px); }
.header__inner { display: flex; align-items: center; gap: 28px; min-height: 58px; }
.brand { display: inline-flex; align-items: center; gap: 11px; flex: 0 0 auto; }
.brand__mark { position: relative; display: grid; place-items: center; width: 40px; height: 46px; transform: rotate(45deg); border-radius: 65% 35% 60% 40% / 65% 40% 60% 35%; background: var(--forest); overflow: hidden; }
.brand__mark::after { content: ""; position: absolute; width: 15px; height: 27px; border-radius: 90% 10% 85% 15%; background: var(--lime); transform: rotate(-45deg) translate(5px, -2px); }
.brand__mark span { position: absolute; inset: 5px; border: 1px solid rgba(255, 255, 255, .35); border-radius: inherit; }
.brand__text { display: flex; flex-direction: column; line-height: 1; }
.brand__text strong { font-size: 16px; letter-spacing: .12em; }
.brand__text small { margin-top: 6px; color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: .13em; }
.nav { display: flex; align-items: center; justify-content: center; gap: clamp(18px, 2.2vw, 34px); margin: 0 auto; }
.nav a { position: relative; color: #334039; font-size: 14px; font-weight: 650; }
.nav a::after { content: ""; position: absolute; left: 0; bottom: -7px; width: 100%; height: 2px; background: var(--green); transform: scaleX(0); transform-origin: right; transition: transform .25s; }
.nav a:hover::after, .nav a:focus-visible::after { transform: scaleX(1); transform-origin: left; }
.header__actions { display: flex; align-items: center; gap: 17px; }
.phone { white-space: nowrap; font-size: 15px; font-weight: 800; }
.phone span { color: var(--green); }
.menu-toggle { display: none; width: 48px; height: 48px; padding: 12px; border: 0; border-radius: 14px; background: var(--forest); }
.menu-toggle span { display: block; width: 100%; height: 2px; margin: 5px 0; background: #fff; transition: transform .25s, opacity .25s; }

.button { min-height: 54px; display: inline-flex; align-items: center; justify-content: center; gap: 12px; padding: 0 24px; border: 1px solid transparent; border-radius: 16px; font-weight: 800; cursor: pointer; transition: transform .22s, box-shadow .22s, background .22s; }
.button:hover { transform: translateY(-2px); }
.button:focus-visible, .text-link:focus-visible, .menu-toggle:focus-visible { outline: 3px solid rgba(36, 120, 78, .35); outline-offset: 3px; }
.button--small { min-height: 44px; padding: 0 17px; border-radius: 13px; color: #fff; background: var(--forest); font-size: 13px; }
.button--accent { color: #142118; background: var(--lime); box-shadow: 0 12px 30px rgba(216, 239, 114, .22); }
.button--accent:hover { box-shadow: 0 16px 38px rgba(216, 239, 114, .3); }
.button--ghost { color: #fff; border-color: rgba(255, 255, 255, .18); background: rgba(255, 255, 255, .07); backdrop-filter: blur(8px); }
.button--dark { color: #fff; background: var(--forest); }
.button--light { width: 100%; color: var(--forest-2); background: #fff; }
.button__pulse { width: 10px; height: 10px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 0 0 rgba(216, 239, 114, .5); animation: pulse 2s infinite; }

.hero { position: relative; min-height: 860px; padding: 148px 0 0; overflow: hidden; color: #fff; background: var(--forest-2); isolation: isolate; }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -2; opacity: .35; background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 58px 58px; mask-image: linear-gradient(to bottom, #000 55%, transparent 100%); }
.hero__glow { position: absolute; z-index: -1; border-radius: 50%; filter: blur(4px); }
.hero__glow--one { width: 620px; height: 620px; right: -150px; top: 50px; background: radial-gradient(circle, rgba(45, 144, 91, .42), transparent 67%); }
.hero__glow--two { width: 360px; height: 360px; left: 30%; bottom: -190px; background: radial-gradient(circle, rgba(244, 185, 66, .18), transparent 69%); }
.hero__grid { display: grid; grid-template-columns: minmax(0, 1.07fr) minmax(420px, .93fr); gap: clamp(50px, 7vw, 108px); align-items: center; min-height: 590px; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; margin-bottom: 24px; color: #dfe8e1; font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .11em; }
.eyebrow span { width: 8px; height: 8px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 0 6px rgba(216, 239, 114, .1); }
.hero h1 { max-width: 760px; margin: 0; font-size: clamp(49px, 6vw, 82px); line-height: .98; letter-spacing: -.055em; }
.hero h1 em { color: var(--lime); font-style: normal; }
.hero__lead { max-width: 650px; margin: 28px 0 32px; color: #c8d3cc; font-size: clamp(18px, 2vw, 21px); line-height: 1.55; }
.hero__buttons { display: flex; flex-wrap: wrap; gap: 12px; }
.hero__facts { display: grid; grid-template-columns: repeat(3, 1fr); max-width: 690px; margin: 46px 0 0; padding: 0; list-style: none; }
.hero__facts li { display: flex; flex-direction: column; padding: 0 24px; border-left: 1px solid rgba(255,255,255,.14); }
.hero__facts li:first-child { padding-left: 0; border-left: 0; }
.hero__facts strong { font-size: 20px; color: #fff; }
.hero__facts span { margin-top: 6px; color: #91a198; font-size: 12px; line-height: 1.35; }

.hero-visual { position: relative; min-height: 545px; }
.hero-visual::before { content: ""; position: absolute; width: 440px; height: 440px; right: 0; top: 20px; border: 1px solid rgba(255,255,255,.08); border-radius: 50%; box-shadow: inset 0 0 90px rgba(216,239,114,.04), 0 0 0 45px rgba(255,255,255,.015), 0 0 0 90px rgba(255,255,255,.01); }
.hero-visual__status { position: absolute; z-index: 5; top: 40px; right: 8px; display: flex; align-items: center; gap: 8px; padding: 11px 15px; border: 1px solid rgba(255,255,255,.12); border-radius: 50px; color: #e8f0ea; background: rgba(14, 42, 29, .75); backdrop-filter: blur(14px); font-size: 12px; }
.hero-visual__status span { width: 8px; height: 8px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 12px var(--lime); }
.tank { position: absolute; z-index: 2; left: 50%; bottom: 26px; width: 294px; transform: translateX(-47%); filter: drop-shadow(0 45px 42px rgba(0,0,0,.38)); animation: float 5.5s ease-in-out infinite; }
.tank__rim { position: relative; z-index: 3; width: 100%; height: 61px; border: 11px solid #627068; border-radius: 50%; background: #1b2f24; box-shadow: inset 0 0 0 8px #3d4f45; }
.tank__body { position: relative; height: 342px; margin-top: -31px; border-inline: 10px solid #536159; border-radius: 3px 3px 38px 38px; overflow: hidden; background: linear-gradient(90deg, #27372f, #6d7c74 19%, #394a41 46%, #26362e 77%, #738078 100%); }
.tank__body::before, .tank__body::after { content: ""; position: absolute; left: 0; right: 0; z-index: 3; height: 25px; border-block: 6px solid #6b776f; background: rgba(8,26,17,.18); }
.tank__body::before { top: 76px; }.tank__body::after { bottom: 56px; }
.tank__oil { position: absolute; inset: 19px 10px 0; opacity: .35; background: linear-gradient(120deg, transparent 20%, rgba(244,185,66,.18), transparent 50%); animation: oil-shift 5s ease-in-out infinite; }
.tank__shine { position: absolute; inset: 0 auto 0 14%; width: 34px; background: linear-gradient(90deg, transparent, rgba(255,255,255,.13), transparent); transform: skewX(-8deg); }
.tank__label { position: absolute; z-index: 4; left: 50%; top: 47%; display: flex; align-items: center; gap: 11px; width: 160px; padding: 13px 15px; border: 1px solid rgba(255,255,255,.2); border-radius: 10px; color: #fff; background: rgba(10,36,23,.82); transform: translate(-50%, -50%); }
.tank__label .brand__mark { width: 29px; height: 34px; background: #d8ef72; }.tank__label .brand__mark::after { width: 11px; height: 19px; background: #173e2c; }
.tank__label b { font-size: 13px; letter-spacing: .1em; }
.tank__base { width: calc(100% + 16px); height: 39px; margin: -18px -8px 0; border: 9px solid #5e6a63; border-radius: 50%; background: #25362d; }
.oil-drop { position: absolute; z-index: 3; border-radius: 65% 35% 60% 40% / 65% 40% 60% 35%; background: linear-gradient(135deg, #ffd064, #b46c07); transform: rotate(45deg); box-shadow: inset 7px 7px 13px rgba(255,255,255,.25), 0 18px 28px rgba(0,0,0,.22); }
.oil-drop--one { left: 24px; top: 145px; width: 45px; height: 52px; animation: drift 4s ease-in-out infinite; }
.oil-drop--two { right: 4px; bottom: 135px; width: 25px; height: 30px; animation: drift 4.8s ease-in-out infinite reverse; }
.route-card { position: absolute; z-index: 5; left: -10px; bottom: 44px; display: flex; align-items: center; gap: 13px; min-width: 210px; padding: 15px 17px; border: 1px solid rgba(255,255,255,.12); border-radius: 17px; background: rgba(255,255,255,.09); backdrop-filter: blur(16px); box-shadow: 0 24px 40px rgba(0,0,0,.18); }
.route-card__icon { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 12px; color: var(--forest); background: var(--lime); font-weight: 900; }
.route-card div:last-child { display: flex; flex-direction: column; }.route-card small { color: #95a79c; font-size: 10px; }.route-card strong { margin-top: 4px; font-size: 15px; }
.trust-strip { position: relative; z-index: 4; min-height: 92px; display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 60px; padding: 0 42px; border-radius: 26px 26px 0 0; color: #627067; background: var(--cream); }
.trust-strip > span { font-size: 12px; text-transform: uppercase; letter-spacing: .12em; }.trust-strip strong { color: var(--ink); font-size: 14px; text-transform: uppercase; letter-spacing: .05em; }.trust-strip i { width: 4px; height: 4px; border-radius: 50%; background: #aab3ad; }

.section-heading { max-width: 820px; margin-bottom: 48px; }.section-heading--split { max-width: none; display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(300px, .55fr); gap: 60px; align-items: end; }
.section-heading h2, .advantages h2, .documents h2, .faq h2, .contact h2 { margin: 10px 0 0; font-size: clamp(38px, 5vw, 62px); line-height: 1.04; letter-spacing: -.045em; }
.section-heading p, .advantages__intro > p, .documents__content > p, .faq__intro > p { margin: 18px 0 0; color: var(--muted); font-size: 17px; line-height: 1.65; }
.section-kicker { display: inline-flex; align-items: center; gap: 9px; color: var(--green); font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .14em; }.section-kicker::before { content: ""; width: 24px; height: 2px; background: currentColor; }.section-kicker--light { color: var(--lime); }

.calculator { background: var(--cream); }.calculator__grid { display: grid; grid-template-columns: minmax(0, 1.28fr) minmax(360px, .72fr); gap: 20px; }
.calc-card, .result-card { border-radius: var(--radius); }.calc-card { padding: clamp(26px, 4vw, 44px); border: 1px solid var(--line); background: var(--paper); box-shadow: 0 16px 60px rgba(24,63,45,.05); }
.calc-card fieldset { margin: 0; padding: 0; border: 0; }.calc-card legend, .range-block__head label { margin-bottom: 18px; font-size: 14px; font-weight: 800; }.oil-types { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.oil-types legend { grid-column: 1 / -1; }.oil-types label { cursor: pointer; }.oil-types input { position: absolute; opacity: 0; pointer-events: none; }.oil-types label span { min-height: 92px; display: flex; flex-direction: column; justify-content: center; padding: 18px; border: 1px solid var(--line); border-radius: 16px; background: #f8f9f4; transition: border .2s, background .2s, transform .2s; }.oil-types label span:hover { transform: translateY(-2px); }.oil-types b { font-size: 14px; }.oil-types small { margin-top: 6px; color: var(--muted); font-size: 11px; line-height: 1.35; }.oil-types input:checked + span { border-color: var(--green); background: #e9f2e8; box-shadow: inset 0 0 0 1px var(--green); }.oil-types input:focus-visible + span { outline: 3px solid rgba(36,120,78,.2); }
.range-block { margin-top: 38px; }.range-block__head { display: flex; justify-content: space-between; gap: 20px; align-items: center; }.range-block__head label { margin: 0; }.range-block__head output { min-width: 100px; padding: 9px 13px; border-radius: 12px; text-align: center; color: #fff; background: var(--forest); font-size: 14px; font-weight: 800; }
.range { width: 100%; height: 8px; appearance: none; border-radius: 10px; outline: none; background: linear-gradient(to right, var(--green) 0 16.66%, #dbe1da 16.66% 100%); }.range::-webkit-slider-thumb { width: 26px; height: 26px; appearance: none; border: 6px solid var(--paper); border-radius: 50%; background: var(--green); box-shadow: 0 3px 14px rgba(24,63,45,.28); cursor: grab; }.range::-moz-range-thumb { width: 16px; height: 16px; border: 6px solid var(--paper); border-radius: 50%; background: var(--green); box-shadow: 0 3px 14px rgba(24,63,45,.28); cursor: grab; }.range-scale { display: flex; justify-content: space-between; margin-top: 10px; color: #859087; font-size: 11px; }
.calc-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 34px; }.calc-meta div { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 18px; border-radius: 14px; background: #f1f3ed; }.calc-meta span { color: var(--muted); font-size: 12px; }.calc-meta strong { white-space: nowrap; font-size: 14px; }
.result-card { position: relative; overflow: hidden; padding: clamp(28px, 4vw, 44px); color: #fff; background: var(--forest); box-shadow: var(--shadow); }.result-card::after { content: ""; position: absolute; width: 240px; height: 240px; right: -70px; top: -80px; border-radius: 50%; background: rgba(216,239,114,.08); }.result-card__label { position: relative; z-index: 1; color: #a8b9af; font-size: 12px; text-transform: uppercase; letter-spacing: .12em; }.result-card__price { position: relative; z-index: 1; display: flex; align-items: flex-start; gap: 7px; margin-top: 17px; }.result-card__price strong { font-size: clamp(46px, 6vw, 72px); line-height: 1; letter-spacing: -.055em; }.result-card__price span { color: var(--lime); font-size: 28px; font-weight: 800; }.result-card p { max-width: 380px; margin: 16px 0 24px; color: #b9c6be; font-size: 13px; line-height: 1.55; }.result-card > small { display: block; margin-top: 12px; color: #9db0a4; text-align: center; font-size: 10px; }
.mini-tank { position: relative; height: 72px; margin-bottom: 25px; overflow: hidden; border: 1px solid rgba(255,255,255,.15); border-radius: 14px; background: #102c1e; }.mini-tank__fill { position: absolute; inset: auto 0 0; height: 20%; background: linear-gradient(90deg, #b87916, var(--amber)); transition: height .45s cubic-bezier(.2,.8,.2,1); }.mini-tank__fill::before { content: ""; position: absolute; inset: -6px 0 auto; height: 12px; border-radius: 50%; background: #efbe54; opacity: .65; }.mini-tank span { position: absolute; z-index: 2; inset: 0; display: grid; place-items: center; font-size: 12px; font-weight: 800; text-shadow: 0 1px 4px #000; }

.prices { padding-top: 60px; background: var(--cream); }.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }.price-card { position: relative; display: flex; flex-direction: column; min-height: 500px; padding: 34px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); transition: transform .25s, box-shadow .25s; }.price-card:hover { transform: translateY(-7px); box-shadow: var(--shadow); }.price-card--featured { color: #fff; background: var(--forest); }.price-card__badge { position: absolute; top: 20px; right: 20px; padding: 7px 10px; border-radius: 20px; color: var(--forest); background: var(--lime); font-size: 10px; font-weight: 900; text-transform: uppercase; letter-spacing: .08em; }.price-card__number { position: absolute; top: 32px; right: 32px; color: #a1aaa4; font-size: 12px; }.price-card--featured .price-card__number { right: auto; left: 34px; color: #9bad9f; }.price-card__icon { display: grid; place-items: center; width: 54px; height: 54px; margin-bottom: 33px; border-radius: 17px; color: var(--green); background: #e5eee5; font-weight: 900; }.price-card--featured .price-card__icon { margin-top: 42px; color: var(--forest); background: var(--lime); }.price-card h3 { margin: 0; font-size: 25px; letter-spacing: -.03em; }.price-card > p { min-height: 60px; margin: 12px 0 28px; color: var(--muted); font-size: 14px; line-height: 1.5; }.price-card--featured > p { color: #aebdb4; }.price-card dl { margin: 0 0 28px; }.price-card dl div { display: flex; justify-content: space-between; gap: 12px; padding: 13px 0; border-top: 1px solid var(--line); }.price-card--featured dl div { border-color: rgba(255,255,255,.12); }.price-card dt { color: var(--muted); font-size: 12px; }.price-card--featured dt { color: #9fb1a6; }.price-card dd { margin: 0; font-size: 13px; font-weight: 850; }.text-link { display: inline-flex; align-items: center; justify-content: space-between; gap: 18px; margin-top: auto; padding: 14px 0 0; border: 0; border-top: 1px solid var(--line); color: var(--green); background: transparent; font-size: 13px; font-weight: 850; cursor: pointer; }.price-card--featured .text-link { border-color: rgba(255,255,255,.12); color: var(--lime); }.text-link span { font-size: 20px; transition: transform .2s; }.text-link:hover span { transform: translateX(5px); }.price-note { margin: 20px 0 0; color: #7d8881; font-size: 11px; line-height: 1.5; }

.process { color: #fff; background: var(--forest-2); }.process .section-heading p { color: #aab8af; }.steps { display: grid; grid-template-columns: repeat(4, 1fr); margin: 70px 0 0; padding: 0; list-style: none; counter-reset: step; }.steps li { position: relative; min-height: 230px; padding: 0 30px; border-left: 1px solid rgba(255,255,255,.1); }.steps li:first-child { padding-left: 0; border-left: 0; }.steps li > span { color: #6f8377; font-size: 11px; }.step-icon { display: grid; place-items: center; width: 58px; height: 58px; margin: 25px 0 31px; border: 1px solid rgba(255,255,255,.14); border-radius: 18px; color: var(--lime); background: rgba(255,255,255,.04); font-size: 22px; }.steps h3 { margin: 0 0 10px; font-size: 20px; }.steps p { margin: 0; color: #98aa9f; font-size: 13px; line-height: 1.55; }

.advantages { background: var(--paper); }.advantages__grid { display: grid; grid-template-columns: .78fr 1.22fr; gap: clamp(50px, 8vw, 110px); align-items: start; }.advantages__intro { position: sticky; top: 120px; }.advantages__intro .button { margin-top: 29px; }.advantage-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }.advantage-card { min-height: 250px; padding: 30px; border: 1px solid var(--line); border-radius: 24px; background: var(--cream); }.advantage-card > span { display: block; margin-bottom: 54px; color: var(--green); font-size: 39px; font-weight: 850; letter-spacing: -.05em; }.advantage-card h3 { margin: 0; font-size: 18px; }.advantage-card p { margin: 11px 0 0; color: var(--muted); font-size: 13px; line-height: 1.55; }.advantage-card--accent { color: var(--forest); background: var(--lime); }.advantage-card--accent > span { color: var(--forest); }.advantage-card--accent p { color: #47604e; }

.documents { background: var(--cream); }.documents__grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(60px, 9vw, 130px); align-items: center; }.document-visual { position: relative; min-height: 540px; display: grid; place-items: center; }.document-visual::before { content: ""; position: absolute; width: 420px; height: 420px; border-radius: 50%; background: #dfe8d9; }.document-sheet { position: relative; z-index: 2; width: 310px; height: 420px; padding: 32px; border-radius: 12px; background: #fff; box-shadow: 0 30px 70px rgba(24,63,45,.18); transform: rotate(-3deg); }.document-sheet--back { position: absolute; z-index: 1; background: #d0d9cc; transform: rotate(7deg) translate(24px, 5px); }.document-sheet__top { display: flex; align-items: center; gap: 9px; padding-bottom: 19px; border-bottom: 1px solid #dbe1db; }.document-sheet__top .brand__mark { width: 26px; height: 30px; }.document-sheet__top .brand__mark::after { width: 9px; height: 17px; }.document-sheet__top b { font-size: 11px; letter-spacing: .1em; }.document-sheet__title { display: block; margin-top: 36px; color: var(--forest); font-size: 28px; font-weight: 850; line-height: 1.05; }.document-sheet__lines { margin-top: 34px; }.document-sheet__lines i { display: block; height: 7px; margin-bottom: 12px; border-radius: 10px; background: #e4e8e3; }.document-sheet__lines i:nth-child(2) { width: 76%; }.document-sheet__lines i:nth-child(3) { width: 89%; }.document-sheet__lines i:nth-child(4) { width: 60%; }.stamp { position: absolute; right: 34px; bottom: 37px; display: grid; place-items: center; width: 84px; height: 84px; border: 4px double rgba(39,120,79,.65); border-radius: 50%; color: rgba(39,120,79,.7); text-align: center; font-size: 10px; font-weight: 900; transform: rotate(-12deg); }.check-list { margin: 37px 0 30px; padding: 0; list-style: none; }.check-list li { display: flex; align-items: center; gap: 17px; padding: 18px 0; border-top: 1px solid var(--line); }.check-list li > span { display: grid; place-items: center; flex: 0 0 35px; width: 35px; height: 35px; border-radius: 50%; color: var(--forest); background: var(--lime); font-weight: 900; }.check-list div { display: flex; flex-direction: column; }.check-list strong { font-size: 14px; }.check-list small { margin-top: 5px; color: var(--muted); font-size: 12px; }

.geo { padding-top: 50px; background: var(--cream); }.geo-card { display: grid; grid-template-columns: 1fr 1fr; min-height: 490px; overflow: hidden; border-radius: 30px; color: #fff; background: var(--forest); }.geo-map { position: relative; min-height: 490px; overflow: hidden; background: radial-gradient(circle at center, rgba(216,239,114,.1), transparent 44%), linear-gradient(135deg, #0e2d1e, #1b5439); }.geo-map::before, .geo-map::after { content: ""; position: absolute; inset: -15%; opacity: .18; background-image: linear-gradient(33deg, transparent 44%, rgba(255,255,255,.3) 45%, transparent 46%), linear-gradient(-39deg, transparent 54%, rgba(255,255,255,.25) 55%, transparent 56%); background-size: 120px 86px; }.map-ring { position: absolute; left: 50%; top: 50%; border: 1px solid rgba(216,239,114,.3); border-radius: 50%; transform: translate(-50%,-50%); }.map-ring--one { width: 190px; height: 190px; }.map-ring--two { width: 350px; height: 350px; }.map-dot { position: absolute; z-index: 2; width: 10px; height: 10px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 0 8px rgba(216,239,114,.12); }.map-dot--center { left: 50%; top: 50%; width: 18px; height: 18px; transform: translate(-50%,-50%); }.map-dot--one { left: 28%; top: 27%; }.map-dot--two { right: 22%; bottom: 27%; }.map-dot--three { right: 19%; top: 31%; }.geo-map b { position: absolute; z-index: 3; left: calc(50% + 16px); top: calc(50% - 32px); padding: 7px 10px; border-radius: 8px; color: var(--forest); background: var(--lime); font-size: 11px; }.geo-list { padding: clamp(35px, 5vw, 64px); }.geo-list h3 { margin: 0 0 25px; font-size: 24px; }.geo-tags { display: flex; flex-wrap: wrap; gap: 9px; }.geo-tags span { padding: 9px 12px; border: 1px solid rgba(255,255,255,.13); border-radius: 50px; color: #d5dfd8; background: rgba(255,255,255,.04); font-size: 11px; }.geo-list p { margin: 34px 0 0; color: #9fb0a6; font-size: 13px; line-height: 1.6; }.geo-list p strong { display: block; color: #fff; }

.faq { background: var(--paper); }.faq__grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: clamp(50px, 9vw, 130px); }.faq__intro { position: sticky; top: 120px; align-self: start; }.phone-card { display: flex; flex-direction: column; margin-top: 36px; padding: 19px 22px; border: 1px solid var(--line); border-radius: 18px; background: var(--cream); }.phone-card small { color: var(--muted); font-size: 11px; }.phone-card strong { margin-top: 6px; color: var(--green); font-size: 19px; }.accordion details { border-bottom: 1px solid var(--line); }.accordion details:first-child { border-top: 1px solid var(--line); }.accordion summary { min-height: 86px; display: flex; align-items: center; justify-content: space-between; gap: 25px; padding: 20px 0; font-size: 17px; font-weight: 750; cursor: pointer; list-style: none; }.accordion summary::-webkit-details-marker { display: none; }.accordion summary span { position: relative; flex: 0 0 34px; width: 34px; height: 34px; border-radius: 50%; background: var(--cream); }.accordion summary span::before, .accordion summary span::after { content: ""; position: absolute; left: 10px; top: 16px; width: 14px; height: 2px; background: var(--forest); transition: transform .25s; }.accordion summary span::after { transform: rotate(90deg); }.accordion details[open] summary span { background: var(--lime); }.accordion details[open] summary span::after { transform: rotate(0); }.accordion details p { max-width: 710px; margin: -5px 50px 23px 0; color: var(--muted); font-size: 14px; line-height: 1.7; }

.contact { padding-top: 50px; background: var(--paper); }.contact__card { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(50px, 7vw, 95px); padding: clamp(38px, 6vw, 76px); border-radius: 34px; color: #fff; background: var(--forest-2); overflow: hidden; }.contact__copy { position: relative; }.contact__copy::after { content: ""; position: absolute; width: 340px; height: 340px; left: -170px; bottom: -220px; border-radius: 50%; background: rgba(216,239,114,.09); }.contact h2 { max-width: 580px; }.contact__copy > p { max-width: 500px; margin: 18px 0 32px; color: #a9b8af; font-size: 16px; line-height: 1.6; }.contact__links { display: flex; flex-direction: column; }.contact__links a { color: var(--lime); font-size: clamp(23px, 3vw, 32px); font-weight: 850; }.contact__links span { margin-top: 8px; color: #83978b; font-size: 12px; }
.lead-form { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }.lead-form label:not(.consent) { display: flex; flex-direction: column; gap: 7px; }.lead-form label > span { color: #9fafA5; font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; }.lead-form input:not([type="checkbox"]), .lead-form select { width: 100%; height: 57px; padding: 0 17px; border: 1px solid rgba(255,255,255,.12); border-radius: 15px; outline: none; color: #fff; background: rgba(255,255,255,.06); }.lead-form input::placeholder { color: #788c80; }.lead-form select { grid-column: auto; color-scheme: dark; }.lead-form input:focus, .lead-form select:focus { border-color: var(--lime); box-shadow: 0 0 0 3px rgba(216,239,114,.1); }.lead-form .button { align-self: end; }.consent { grid-column: 1 / -1; display: flex; align-items: flex-start; gap: 8px; cursor: pointer; }.consent input { margin-top: 2px; accent-color: var(--lime); }.consent span { color: #7f9386 !important; font-size: 9px !important; line-height: 1.4; letter-spacing: 0 !important; text-transform: none !important; }.form-success { grid-column: 1 / -1; display: none; padding: 13px 16px; border-radius: 12px; color: var(--forest); background: var(--lime); font-size: 12px; font-weight: 800; }.lead-form.is-success .form-success { display: block; }

.footer { padding: 74px 0 28px; color: #b3c0b8; background: #091f15; }.footer__top { display: grid; grid-template-columns: 1.4fr .7fr .8fr 1fr; gap: 50px; padding-bottom: 57px; }.brand--footer .brand__text strong { color: #fff; }.brand--footer .brand__text small { color: #778b7f; }.footer__top > div:first-child p { max-width: 330px; margin: 22px 0 0; color: #71867a; font-size: 12px; line-height: 1.65; }.footer h3 { margin: 0 0 19px; color: #fff; font-size: 12px; text-transform: uppercase; letter-spacing: .1em; }.footer__top > div:not(:first-child) { display: flex; flex-direction: column; gap: 12px; }.footer__top a, .footer__top span { font-size: 12px; }.footer__top a:hover { color: var(--lime); }.footer__phone { color: var(--lime); font-size: 16px !important; font-weight: 800; }.footer__bottom { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 25px; padding-top: 25px; border-top: 1px solid rgba(255,255,255,.08); color: #607369; font-size: 10px; }.footer__bottom div { display: flex; gap: 19px; }.footer__bottom > a { justify-self: end; }.footer__bottom a:hover { color: #fff; }

.floating-call { position: fixed; z-index: 85; right: 22px; bottom: 22px; display: flex; align-items: center; gap: 10px; min-height: 54px; padding: 7px 18px 7px 7px; border: 0; border-radius: 50px; color: var(--forest); background: var(--lime); box-shadow: 0 15px 35px rgba(13,43,29,.28); cursor: pointer; }.floating-call span { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; color: #fff; background: var(--forest); }.floating-call b { font-size: 12px; }
.modal { width: min(calc(100% - 30px), 520px); padding: 38px; border: 0; border-radius: 28px; color: var(--ink); background: var(--paper); box-shadow: 0 40px 100px rgba(0,0,0,.32); }.modal::backdrop { background: rgba(7,27,17,.75); backdrop-filter: blur(7px); }.modal__close { position: absolute; right: 18px; top: 18px; display: grid; place-items: center; width: 38px; height: 38px; border: 0; border-radius: 50%; background: var(--cream); cursor: pointer; font-size: 23px; }.modal__icon { margin-bottom: 20px; }.modal h2 { margin: 10px 0 9px; font-size: 35px; letter-spacing: -.04em; }.modal > p { margin: 0 0 24px; color: var(--muted); font-size: 14px; line-height: 1.55; }.lead-form--modal { grid-template-columns: 1fr; }.lead-form--modal .consent, .lead-form--modal .form-success { grid-column: auto; }.lead-form--modal input:not([type="checkbox"]) { border-color: var(--line); color: var(--ink); background: var(--cream); }.lead-form--modal label > span { color: var(--muted); }
.legal-page { min-height: 100vh; padding: 120px 0 80px; background: var(--cream); }.legal-page__card { max-width: 900px; padding: clamp(28px, 6vw, 70px); border: 1px solid var(--line); border-radius: 28px; background: var(--paper); box-shadow: var(--shadow); }.legal-page__back { display: inline-flex; margin-bottom: 30px; color: var(--green); font-size: 13px; font-weight: 800; }.legal-page h1 { margin: 0 0 28px; font-size: clamp(35px, 6vw, 58px); line-height: 1.04; letter-spacing: -.045em; }.legal-page h2 { margin: 34px 0 12px; font-size: 21px; }.legal-page p, .legal-page li { color: var(--muted); font-size: 14px; line-height: 1.75; }.legal-page ul { padding-left: 20px; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1); }.reveal.is-visible { opacity: 1; transform: none; }.reveal--delay { transition-delay: .1s; }.reveal--delay-2 { transition-delay: .18s; }.reveal--delay-3 { transition-delay: .26s; }
@keyframes float { 0%,100% { transform: translateX(-47%) translateY(0) rotate(-1deg); } 50% { transform: translateX(-47%) translateY(-12px) rotate(1deg); } }
@keyframes drift { 0%,100% { transform: rotate(45deg) translate(0,0); } 50% { transform: rotate(45deg) translate(9px,-12px); } }
@keyframes oil-shift { 0%,100% { transform: translateX(-12%); } 50% { transform: translateX(18%); } }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(216,239,114,.5); } 70% { box-shadow: 0 0 0 9px rgba(216,239,114,0); } 100% { box-shadow: 0 0 0 0 rgba(216,239,114,0); } }

@media (max-width: 1120px) {
  .nav { display: none; position: fixed; inset: 82px 18px auto; flex-direction: column; align-items: stretch; gap: 0; padding: 18px; border-radius: 20px; background: var(--paper); box-shadow: var(--shadow); }.nav.is-open { display: flex; }.nav a { padding: 14px; border-bottom: 1px solid var(--line); }.nav a:last-child { border: 0; }.menu-toggle { display: block; margin-left: auto; }.header__actions { margin-left: auto; }.menu-toggle + * { display: none; }
  .hero__grid { grid-template-columns: 1fr .78fr; gap: 25px; }.hero h1 { font-size: clamp(48px, 6.6vw, 72px); }.hero-visual { transform: scale(.9); transform-origin: center right; }
}
@media (max-width: 900px) {
  .header__actions .button { display: none; }.hero { padding-top: 125px; }.hero__grid { grid-template-columns: 1fr; }.hero-visual { width: min(100%, 540px); min-height: 510px; margin: 0 auto; transform: none; }.trust-strip { flex-wrap: wrap; justify-content: center; padding: 22px; }.trust-strip > span { width: 100%; text-align: center; }
  .section-heading--split { grid-template-columns: 1fr; gap: 12px; }.calculator__grid, .documents__grid, .faq__grid { grid-template-columns: 1fr; }.price-grid { grid-template-columns: 1fr 1fr; }.price-card:last-child { grid-column: 1 / -1; }.steps { grid-template-columns: 1fr 1fr; gap: 40px 0; }.steps li:nth-child(3) { border-left: 0; padding-left: 0; }.advantages__grid { grid-template-columns: 1fr; }.advantages__intro, .faq__intro { position: static; }.document-visual { min-height: 480px; }.geo-card { grid-template-columns: 1fr; }.geo-map { min-height: 390px; }.contact__card { grid-template-columns: 1fr; }.footer__top { grid-template-columns: 1.3fr 1fr 1fr; }.footer__top > div:last-child { grid-column: 1 / -1; }.footer__bottom { grid-template-columns: 1fr; }.footer__bottom > a { justify-self: start; }
}
@media (max-width: 640px) {
  .container { width: min(calc(100% - 28px), var(--container)); }.section { padding: 72px 0; }.header { padding: 10px 0; }.header__inner { min-height: 54px; }.brand__mark { width: 34px; height: 39px; }.brand__text strong { font-size: 14px; }.phone { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 14px; color: transparent; background: #e8eee7; font-size: 0; }.phone::before { content: "☎"; color: var(--forest); font-size: 19px; }.menu-toggle { order: -1; margin: 0; }.brand { margin-right: auto; }.header__actions { margin: 0; }.nav { inset: 72px 14px auto; }
  .hero { min-height: 0; padding-top: 116px; }.eyebrow { font-size: 10px; }.hero h1 { font-size: clamp(43px, 13vw, 62px); }.hero__lead { margin-top: 20px; font-size: 16px; }.hero__buttons { display: grid; grid-template-columns: 1fr; }.hero__facts { gap: 0; margin-top: 35px; }.hero__facts li { padding: 0 10px; }.hero__facts strong { font-size: 15px; }.hero__facts span { font-size: 9px; }.hero-visual { min-height: 455px; margin-top: 10px; transform: scale(.88); transform-origin: center top; }.hero-visual::before { width: 370px; height: 370px; right: 50%; transform: translateX(50%); }.tank { width: 255px; }.tank__body { height: 305px; }.route-card { left: 0; }.trust-strip { margin-top: -30px; border-radius: 22px 22px 0 0; }.trust-strip i { display: none; }.trust-strip strong { width: 47%; text-align: center; font-size: 11px; }
  .section-heading { margin-bottom: 34px; }.section-heading h2, .advantages h2, .documents h2, .faq h2, .contact h2 { font-size: 38px; }.section-heading p, .advantages__intro > p, .documents__content > p, .faq__intro > p { font-size: 15px; }
  .calculator__grid { gap: 12px; }.calc-card { padding: 22px 18px; }.oil-types { grid-template-columns: 1fr; }.oil-types label span { min-height: 68px; }.calc-meta { grid-template-columns: 1fr; }.result-card { padding: 29px 22px; }
  .price-grid { grid-template-columns: 1fr; }.price-card, .price-card:last-child { grid-column: auto; min-height: 470px; padding: 28px; }.process .section-heading { margin-bottom: 55px; }.steps { grid-template-columns: 1fr; gap: 0; margin-top: 0; }.steps li, .steps li:nth-child(3) { min-height: 0; display: grid; grid-template-columns: 60px 1fr; gap: 4px 18px; padding: 22px 0; border-left: 0; border-top: 1px solid rgba(255,255,255,.1); }.steps li > span { grid-row: 1 / 4; }.step-icon { grid-column: 1; grid-row: 1 / 4; margin: 0; }.steps li > span { display: none; }.steps h3, .steps p { grid-column: 2; }.advantage-grid { grid-template-columns: 1fr; }.advantage-card { min-height: 220px; }.document-visual { min-height: 440px; transform: scale(.88); }.geo-map { min-height: 340px; }.geo-list { padding: 30px 22px; }.faq__grid { gap: 35px; }.accordion summary { min-height: 76px; font-size: 15px; }.contact { padding-top: 20px; }.contact__card { width: 100%; border-radius: 0; padding: 55px 20px; }.lead-form { grid-template-columns: 1fr; }.consent, .form-success { grid-column: auto; }.footer__top { grid-template-columns: 1fr 1fr; gap: 40px 24px; }.footer__top > div:first-child, .footer__top > div:last-child { grid-column: 1 / -1; }.footer__bottom div { flex-direction: column; gap: 10px; }.floating-call { right: 14px; bottom: 14px; width: 54px; padding: 7px; }.floating-call b { display: none; }.modal { padding: 32px 22px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* Red / black visual system */
.header.is-scrolled { background: rgba(9, 9, 11, .9); box-shadow: 0 8px 32px rgba(0, 0, 0, .42); }
.nav a { color: #d7d7dc; }
.brand__text small { color: #8b8b93; }
.phone span { color: var(--lime); }
.button--accent { color: #fff; box-shadow: 0 12px 34px rgba(226, 27, 45, .32); }
.button--accent:hover { box-shadow: 0 17px 42px rgba(226, 27, 45, .48); }
.button--light { color: #fff; background: #09090b; }
.button:focus-visible, .text-link:focus-visible, .menu-toggle:focus-visible { outline-color: rgba(255, 51, 72, .42); }
.button__pulse { box-shadow: 0 0 0 0 rgba(255, 51, 72, .55); }

.hero { background: radial-gradient(circle at 76% 36%, rgba(181, 9, 29, .2), transparent 34%), #050506; }
.hero__glow--one { background: radial-gradient(circle, rgba(226, 27, 45, .4), transparent 67%); }
.hero__glow--two { background: radial-gradient(circle, rgba(255, 91, 53, .16), transparent 69%); }
.eyebrow, .hero__lead { color: #cacacf; }
.eyebrow span, .hero-visual__status span { box-shadow: 0 0 0 6px rgba(255, 51, 72, .12); }
.hero__facts span, .route-card small { color: #888890; }
.hero-visual::before { box-shadow: inset 0 0 90px rgba(255, 51, 72, .05), 0 0 0 45px rgba(255,255,255,.015), 0 0 0 90px rgba(255,255,255,.01); }
.hero-visual__status { color: #f4f4f5; background: rgba(13, 13, 15, .78); }
.tank__label { background: rgba(101, 4, 18, .9); }
.tank__label .brand__mark { background: var(--lime); }
.tank__label .brand__mark::after { background: #09090b; }
.oil-drop { background: linear-gradient(135deg, #ff4052, #8f0017); }
.route-card { background: rgba(13, 13, 15, .72); }
.route-card__icon { color: #fff; }
.trust-strip { color: #8f8f96; background: var(--cream); }

.calc-card { background: linear-gradient(145deg, #17171a, #111113); box-shadow: 0 16px 60px rgba(0,0,0,.28); }
.oil-types label span { background: #0d0d0f; }
.oil-types input:checked + span { border-color: var(--lime); background: rgba(181, 9, 29, .24); box-shadow: inset 0 0 0 1px var(--lime); }
.range { background: linear-gradient(to right, var(--green) 0 16.66%, #333337 16.66% 100%); }
.range::-webkit-slider-thumb, .range::-moz-range-thumb { border-color: #17171a; }
.range-scale { color: #777780; }
.calc-meta div { background: #0d0d0f; }
.result-card { background: linear-gradient(145deg, #c20d23 0%, #720013 55%, #260008 100%); }
.result-card::after { background: rgba(255,255,255,.07); }
.result-card__label, .result-card p, .result-card > small { color: #e2bec3; }
.mini-tank { background: #130005; }
.mini-tank__fill { background: linear-gradient(90deg, #7d0013, #ff3348); }
.mini-tank__fill::before { background: #ff5968; }

.price-card { background: linear-gradient(150deg, #17171a, #101012); }
.price-card--featured { background: linear-gradient(155deg, #c20d23, #700012 74%); }
.price-card__badge { color: #fff; }
.price-card__icon { color: #fff; background: rgba(226,27,45,.18); }
.price-card--featured .price-card__icon { color: #fff; background: #09090b; }
.price-card--featured > p, .price-card--featured dt { color: #e2bcc2; }
.process { background: radial-gradient(circle at 15% 20%, rgba(181,9,29,.18), transparent 32%), #050506; }
.process .section-heading p, .steps p { color: #9e9ea6; }
.steps li > span { color: #777780; }
.step-icon { background: rgba(226, 27, 45, .09); }

.advantages, .documents, .geo, .faq, .contact, .prices, .calculator { background: var(--cream); }
.advantage-card { background: #151518; }
.advantage-card--accent { color: #fff; background: linear-gradient(145deg, #e21b2d, #8f0017); }
.advantage-card--accent > span, .advantage-card--accent p { color: #fff; }
.document-visual::before { background: radial-gradient(circle, #7b0014, #240006); }
.document-sheet { color: #f5f5f6; background: #17171a; }
.document-sheet--back { background: #2a2a2f; }
.document-sheet__top { border-color: #39393e; }
.document-sheet__title { color: #fff; }
.document-sheet__lines i { background: #333338; }
.stamp { border-color: rgba(255,51,72,.7); color: rgba(255,51,72,.85); }
.check-list li > span { color: #fff; }

.geo-card { background: linear-gradient(145deg, #a70019, #300008); }
.geo-map { background: radial-gradient(circle at center, rgba(255,51,72,.24), transparent 44%), linear-gradient(135deg, #08080a, #5f0010); }
.map-ring { border-color: rgba(255,51,72,.42); }
.map-dot { box-shadow: 0 0 0 8px rgba(255,51,72,.14); }
.geo-map b { color: #fff; }
.geo-tags span { color: #ededf0; }
.geo-list p { color: #c7a9ae; }

.phone-card, .accordion summary span { background: #18181b; }
.accordion summary span::before, .accordion summary span::after { background: #fff; }
.accordion details[open] summary span { background: var(--green); }
.contact__card { background: radial-gradient(circle at 12% 100%, rgba(226,27,45,.22), transparent 36%), #050506; }
.contact__copy::after { background: rgba(226,27,45,.16); }
.contact__copy > p { color: #aaaaB1; }
.contact__links span, .consent span { color: #85858e !important; }
.lead-form input:not([type="checkbox"]), .lead-form select { background: rgba(255,255,255,.055); }
.lead-form input:focus, .lead-form select:focus { border-color: var(--lime); box-shadow: 0 0 0 3px rgba(255,51,72,.13); }
.form-success { color: #fff; }

.footer { color: #a0a0a8; background: #030304; }
.brand--footer .brand__text small, .footer__top > div:first-child p, .footer__bottom { color: #6f6f77; }
.floating-call { color: #fff; box-shadow: 0 15px 38px rgba(181,9,29,.4); }
.floating-call span { background: #09090b; }
.modal { color: var(--ink); background: #17171a; }
.modal::backdrop { background: rgba(0,0,0,.82); }
.modal__close, .lead-form--modal input:not([type="checkbox"]) { color: #fff; background: #0d0d0f; }
.legal-page, .legal-page__card { background: var(--cream); }
.legal-page__card { background: #141417; }

@media (max-width: 1120px) {
  .nav { background: #141417; }
}
@media (max-width: 640px) {
  .phone { background: #18181b; }
  .phone::before { color: var(--lime); }
}

@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(255,51,72,.58); } 70% { box-shadow: 0 0 0 9px rgba(255,51,72,0); } 100% { box-shadow: 0 0 0 0 rgba(255,51,72,0); } }