:root {
  --ink: #102a3b;
  --ink-soft: #4c6473;
  --blue-950: #062d4b;
  --blue-900: #073b61;
  --blue-800: #075886;
  --blue-700: #087cb5;
  --blue-600: #079bd3;
  --blue-500: #13b7e7;
  --blue-100: #dff5fc;
  --blue-50: #f1fbfe;
  --accent: #f7bd3b;
  --accent-hover: #ffd164;
  --white: #fff;
  --line: #d9e7ed;
  --soft: #f3f8fa;
  --success: #157347;
  --error: #b42318;
  --shadow-sm: 0 8px 30px rgba(7, 59, 97, .09);
  --shadow-lg: 0 30px 80px rgba(2, 30, 50, .18);
  --radius-sm: 12px;
  --radius: 22px;
  --radius-lg: 34px;
  --container: 1200px;
}

*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 130px;
}

body {
  margin: 0;
  overflow-x: hidden;
  overflow-x: clip;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body.menu-open { overflow: hidden; }

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
button,
input,
select,
textarea { font: inherit; }
button { cursor: pointer; }

h1,
h2,
h3,
p { margin-top: 0; }

h1,
h2,
h3 {
  color: var(--ink);
  line-height: 1.12;
  letter-spacing: -.035em;
}

h1 { font-size: clamp(2.55rem, 5vw, 5.15rem); }
h2 { margin-bottom: 22px; font-size: clamp(2.1rem, 3.8vw, 3.85rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.65rem); }

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.section { padding: 110px 0; }
.section--soft { background: var(--soft); }
.section--dark { color: var(--white); background: var(--blue-950); }
.section--dark h2,
.section--dark h3 { color: var(--white); }

.screen-reader-text,
.bur21-honeypot {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.skip-link {
  position: fixed;
  z-index: 9999;
  top: 12px;
  left: 12px;
  padding: 12px 18px;
  color: var(--white);
  background: var(--blue-950);
  border-radius: 8px;
  transform: translateY(-150%);
}
.skip-link:focus { transform: translateY(0); }

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

.eyebrow {
  margin-bottom: 14px;
  color: var(--blue-700);
  font-size: .79rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.eyebrow--light { color: #82ddf5; }
.eyebrow--light span {
  display: inline-block;
  width: 28px;
  height: 2px;
  margin-right: 8px;
  vertical-align: middle;
  background: currentColor;
}

.section-lead {
  max-width: 680px;
  color: var(--ink-soft);
  font-size: 1.1rem;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, .65fr);
  gap: 70px;
  align-items: end;
  margin-bottom: 52px;
}

.section-heading h2 { max-width: 760px; margin-bottom: 0; }
.section-heading > p { margin-bottom: 7px; color: var(--ink-soft); }
.section-heading--center { display: block; max-width: 700px; margin-inline: auto; text-align: center; }
.section-heading--center > p { max-width: 580px; margin-inline: auto; }
.section-heading--inverse > p { color: #b7cad5; }

.button {
  display: inline-flex;
  min-height: 54px;
  padding: 14px 25px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  color: var(--ink);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 800;
  line-height: 1.15;
  text-align: center;
  text-decoration: none;
  transition: transform .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
}

.button:hover { transform: translateY(-2px); }
.button--primary { color: var(--white); background: var(--blue-700); }
.button--primary:hover { background: var(--blue-800); }
.button--accent { color: #3e2b00; background: var(--accent); box-shadow: 0 12px 30px rgba(247, 189, 59, .25); }
.button--accent:hover { background: var(--accent-hover); }
.button--light { color: var(--white); border-color: rgba(255,255,255,.4); }
.button--light:hover { background: rgba(255,255,255,.1); border-color: var(--white); }
.button--ghost { color: var(--blue-800); background: var(--white); border-color: var(--line); }
.button--ghost:hover { border-color: var(--blue-600); }
.button--wide { width: 100%; }

/* Header */
.topline {
  position: relative;
  z-index: 31;
  color: #d9eff8;
  background: var(--blue-950);
  font-size: .78rem;
  font-weight: 700;
}

.topline__inner {
  display: flex;
  min-height: 34px;
  align-items: center;
  justify-content: center;
  gap: 42px;
}

.topline__inner span::before { content: "•"; margin-right: 10px; color: var(--accent); }

.site-header {
  position: sticky;
  z-index: 30;
  top: 0;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid rgba(7,59,97,.08);
  backdrop-filter: blur(16px);
  transform: translateY(0);
  transition: transform .28s ease, box-shadow .28s ease;
  will-change: transform;
}
.site-header.is-hidden { transform: translateY(calc(-100% - 2px)); }

.site-header__inner {
  display: grid;
  grid-template-columns: 142px minmax(0, 1fr) auto;
  min-height: 82px;
  gap: 26px;
  align-items: center;
}

.site-logo { display: flex; width: 136px; height: 76px; align-items: center; }
.site-logo__default { display: flex; width: 136px; height: 76px; align-items: center; }
.site-logo__default img { display: block; width: 128px; height: auto; max-height: 70px; object-fit: contain; }
.custom-logo-link { display: flex; height: 76px; align-items: center; }
.custom-logo { width: auto; max-width: 132px; max-height: 70px; object-fit: contain; }

.site-nav__list {
  display: flex;
  margin: 0;
  padding: 0;
  justify-content: center;
  gap: clamp(16px, 2vw, 31px);
  list-style: none;
}

.site-nav a {
  position: relative;
  display: block;
  padding: 12px 0;
  font-size: .93rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.site-nav a::after {
  position: absolute;
  right: 50%;
  bottom: 5px;
  left: 50%;
  height: 2px;
  content: "";
  background: var(--blue-600);
  transition: left .2s ease, right .2s ease;
}
.site-nav a:hover::after { right: 0; left: 0; }

.header-phones { display: flex; flex-direction: column; align-items: flex-end; line-height: 1.25; }
.header-phones a { font-size: .88rem; font-weight: 700; text-decoration: none; }
.header-phones__main { color: var(--blue-800); font-size: 1.08rem !important; }
.header-phones span { margin-top: 4px; color: var(--ink-soft); font-size: .69rem; }
.menu-toggle { display: none; }

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 82% 15%, rgba(19,183,231,.35), transparent 31%),
    linear-gradient(125deg, #052e4d 0%, #075886 58%, #087daf 100%);
}

.hero::before {
  position: absolute;
  width: 700px;
  height: 700px;
  right: -220px;
  bottom: -460px;
  content: "";
  border: 90px solid rgba(255,255,255,.06);
  border-radius: 50%;
}

.hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(390px, .9fr);
  min-height: 680px;
  gap: 72px;
  align-items: center;
  padding-top: 70px;
  padding-bottom: 80px;
}

.hero h1 { max-width: 790px; margin-bottom: 27px; color: var(--white); }
.hero__lead { max-width: 700px; margin-bottom: 34px; color: #dceef6; font-size: clamp(1.05rem, 1.7vw, 1.3rem); }
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero__checks { display: flex; margin: 36px 0 0; padding: 0; gap: 26px; flex-wrap: wrap; list-style: none; color: #e5f6fb; font-size: .88rem; }
.hero__checks li::before { content: "✓"; display: inline-grid; width: 22px; height: 22px; margin-right: 8px; place-items: center; color: var(--blue-950); background: #7de1f6; border-radius: 50%; font-size: .72rem; font-weight: 900; }

.hero__visual { position: relative; min-height: 500px; }
.hero-watermark {
  position: absolute;
  top: 18px;
  right: 40px;
  width: 370px;
  height: 420px;
  border: 2px solid rgba(255,255,255,.2);
  border-radius: 58% 42% 65% 35% / 52% 48% 52% 48%;
  transform: rotate(-10deg);
}
.hero-watermark::before,
.hero-watermark::after { position: absolute; content: ""; border: 1px solid rgba(255,255,255,.12); border-radius: inherit; inset: 28px; }
.hero-watermark::after { inset: 58px; }

.hero-person { position: absolute; top: 20px; right: 35px; width: 300px; height: 455px; margin: 0; overflow: hidden; background: #dbe8ed; border: 8px solid rgba(255,255,255,.16); border-radius: 145px 145px 28px 28px; box-shadow: var(--shadow-lg); }
.hero-person::after { position: absolute; right: 0; bottom: 0; left: 0; height: 42%; content: ""; background: linear-gradient(transparent, rgba(2,27,45,.9)); }
.hero-person img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 28%; }
.hero-person figcaption { position: absolute; z-index: 2; right: 24px; bottom: 22px; left: 24px; display: flex; flex-direction: column; }
.hero-person figcaption strong { color: var(--white); font-size: 1.25rem; }
.hero-person figcaption span { color: #c4e5ef; font-size: .77rem; }

.hero-card {
  position: absolute;
  display: flex;
  padding: 24px;
  flex-direction: column;
  color: var(--ink);
  background: rgba(255,255,255,.94);
  border: 1px solid rgba(255,255,255,.5);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}
.hero-card strong { font-size: 1.25rem; }
.hero-card span { color: var(--ink-soft); font-size: .89rem; }
.hero-card--main { top: 72px; left: -8px; width: 215px; min-height: 175px; justify-content: center; }
.hero-card__number { color: var(--blue-700) !important; font-size: 4.5rem !important; font-weight: 900; letter-spacing: -.08em; line-height: .9; }
.hero-card--depth { top: 275px; left: -26px; width: 220px; }
.hero-card--time { right: 0; bottom: -2px; width: 218px; background: var(--accent); transform: rotate(-3deg); }
.hero-card--time span { color: #67521d; }

.trust-strip { background: var(--white); border-bottom: 1px solid var(--line); }
.trust-strip__grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.trust-strip__grid > div { display: flex; min-height: 125px; padding: 24px; align-items: center; gap: 15px; border-right: 1px solid var(--line); }
.trust-strip__grid > div:first-child { border-left: 1px solid var(--line); }
.trust-strip p { margin: 0; color: var(--ink-soft); font-size: .79rem; line-height: 1.4; }
.trust-strip strong { color: var(--ink); font-size: .95rem; }
.trust-icon { display: grid; width: 45px; height: 45px; flex: 0 0 45px; place-items: center; color: var(--blue-700); background: var(--blue-100); border-radius: 14px; font-weight: 900; }

/* Services */
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.service-card { position: relative; display: flex; min-height: 460px; padding: 38px; flex-direction: column; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: 0 15px 45px rgba(7,59,97,.04); overflow: hidden; }
.service-card--primary { color: var(--white); background: var(--blue-900); border-color: var(--blue-900); }
.service-card--primary h3 { color: var(--white); }
.service-card__index { position: absolute; top: 24px; right: 26px; color: #91a8b4; font-size: .78rem; font-weight: 900; }
.service-icon { position: relative; width: 74px; height: 74px; margin-bottom: 42px; background: var(--blue-100); border-radius: 22px; }
.service-card--primary .service-icon { background: rgba(109,219,246,.15); }
.service-icon::before { position: absolute; content: ""; inset: 19px; border: 3px solid var(--blue-600); border-radius: 50% 50% 50% 8px; transform: rotate(-45deg); }
.service-card--primary .service-icon::before { border-color: #64d8f3; }
.service-icon--well::after { position: absolute; width: 3px; height: 24px; left: 36px; bottom: 4px; content: ""; background: var(--blue-600); }
.service-icon--water::after { position: absolute; width: 30px; height: 13px; right: 10px; bottom: 13px; content: ""; border-right: 3px solid var(--blue-700); border-bottom: 3px solid var(--blue-700); }
.service-icon--sewer::after { position: absolute; width: 35px; height: 18px; left: 20px; bottom: 7px; content: ""; border: 3px solid var(--blue-700); border-top: 0; border-radius: 0 0 10px 10px; }
.service-card h3 { margin: 54px 0 17px; }
.service-card p { color: var(--ink-soft); }
.service-card--primary p { color: #c8dce7; }
.service-card ul { margin: 9px 0 28px; padding: 0; list-style: none; }
.service-card li { margin: 8px 0; font-size: .91rem; }
.service-card li::before { content: "✓"; margin-right: 9px; color: var(--blue-600); font-weight: 900; }
.service-card a { margin-top: auto; color: var(--blue-700); font-weight: 800; text-decoration: none; }
.service-card a span { margin-left: 5px; }
.service-card--primary a { color: #6eddf6; }

/* Why us */
.why-us__grid { display: grid; grid-template-columns: minmax(380px, .85fr) minmax(0, 1.15fr); gap: 90px; align-items: center; }
.why-us__visual { position: relative; min-height: 700px; }
.well-photo { position: relative; width: min(100%, 500px); margin: 0 40px 52px 0; padding: 12px; background: linear-gradient(145deg, rgba(255,255,255,.98), rgba(226,245,250,.94)); border: 1px solid rgba(25,123,170,.16); border-radius: 34px; box-shadow: 0 28px 70px rgba(8,54,82,.14); }
.well-photo::before { position: absolute; width: 130px; height: 130px; top: -24px; left: -24px; content: ""; background: radial-gradient(circle, rgba(55,190,222,.22), rgba(55,190,222,0) 70%); pointer-events: none; }
.well-photo__frame { position: relative; aspect-ratio: 900 / 1324; overflow: hidden; background: #dceef3; border-radius: 25px; }
.well-photo__frame::after { position: absolute; content: ""; inset: 0; border: 1px solid rgba(255,255,255,.62); border-radius: inherit; box-shadow: inset 0 0 0 1px rgba(4,62,93,.05); pointer-events: none; }
.well-photo__frame img { width: 100%; height: 100%; object-fit: cover; }
.well-photo__caption { position: absolute; right: -42px; bottom: -46px; display: flex; width: min(330px, 76%); padding: 22px 24px 23px; flex-direction: column; color: var(--white); background: linear-gradient(135deg, var(--blue-900), var(--blue-700)); border: 7px solid var(--soft); border-radius: 24px; box-shadow: 0 20px 45px rgba(4,55,85,.24); }
.well-photo__caption span { margin-bottom: 9px; color: #75dff6; font-size: .68rem; font-weight: 900; letter-spacing: .14em; text-transform: uppercase; }
.well-photo__caption strong { color: var(--white); font-size: 1.2rem; line-height: 1.22; }
.well-photo__caption small { margin-top: 8px; color: #d2eaf3; font-size: .76rem; line-height: 1.45; }
.feature-list { margin-top: 40px; }
.feature-list > div { display: grid; grid-template-columns: 55px 1fr; padding: 20px 0; gap: 18px; border-top: 1px solid var(--line); }
.feature-list > div:last-child { border-bottom: 1px solid var(--line); }
.feature-list > div > span { color: var(--blue-600); font-size: .8rem; font-weight: 900; }
.feature-list p { margin: 0; color: var(--ink-soft); }
.feature-list strong { display: block; margin-bottom: 4px; color: var(--ink); font-size: 1.07rem; }

/* Forms and calculator */
.calculator-section { color: var(--white); background: linear-gradient(125deg, var(--blue-950), var(--blue-800)); }
.bur21-calculator { display: grid; grid-template-columns: .65fr 1.35fr; max-width: 1080px; min-height: 550px; margin-inline: auto; background: var(--white); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); overflow: hidden; }
.bur21-calculator__heading { padding: 55px 45px; color: var(--white); background: var(--blue-900); }
.bur21-calculator__heading h3 { color: var(--white); font-size: clamp(2rem, 3vw, 3rem); }
.bur21-calculator__heading > p:last-child { color: #c0d9e6; }
.bur21-calculator form { display: flex; padding: 45px 52px; flex-direction: column; color: var(--ink); }
.bur21-calculator__progress { margin-bottom: 30px; color: var(--ink-soft); font-size: .78rem; font-weight: 800; }
.bur21-calculator__progress > div { height: 6px; margin-top: 10px; overflow: hidden; background: var(--blue-100); border-radius: 999px; }
.bur21-calculator__progress i { display: block; width: 20%; height: 100%; background: var(--blue-600); border-radius: inherit; transition: width .25s ease; }
.bur21-calculator__step { min-width: 0; margin: 0 0 32px; padding: 0; border: 0; }
.bur21-calculator.is-enhanced .bur21-calculator__step { display: none; }
.bur21-calculator.is-enhanced .bur21-calculator__step.is-active { display: block; animation: stepIn .25s ease; }
@keyframes stepIn { from { opacity: 0; transform: translateX(10px); } to { opacity: 1; transform: translateX(0); } }
.bur21-calculator legend { width: 100%; margin-bottom: 25px; color: var(--ink); font-size: clamp(1.35rem, 2.2vw, 1.8rem); font-weight: 850; line-height: 1.2; }
.bur21-options { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
.bur21-option { display: block; cursor: pointer; }
.bur21-option input { position: absolute; opacity: 0; }
.bur21-option span { display: flex; min-height: 65px; padding: 14px 17px; align-items: center; color: var(--ink); background: var(--soft); border: 2px solid transparent; border-radius: 13px; font-size: .92rem; font-weight: 700; transition: border-color .2s, background .2s; }
.bur21-option span::before { display: grid; width: 23px; height: 23px; margin-right: 10px; flex: 0 0 23px; content: ""; place-items: center; background: var(--white); border: 2px solid #a9bdc7; border-radius: 50%; }
.bur21-option input:checked + span { background: var(--blue-50); border-color: var(--blue-600); }
.bur21-option input:checked + span::before { content: "✓"; color: var(--white); background: var(--blue-600); border-color: var(--blue-600); font-size: .72rem; font-weight: 900; }
.bur21-option input:focus-visible + span { outline: 3px solid var(--accent); outline-offset: 2px; }
.bur21-calculator__actions { display: flex; margin-top: 28px; gap: 10px; justify-content: flex-end; }
.bur21-contact-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 14px; }

.bur21-form-card { color: var(--ink); background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow-lg); overflow: hidden; }
.bur21-form-card__intro { padding: 30px 34px 0; }
.bur21-form-card__intro h3 { margin-bottom: 8px; }
.bur21-form-card__intro p { color: var(--ink-soft); font-size: .9rem; }
.bur21-form { display: grid; padding: 26px 34px 34px; gap: 17px; }
.bur21-form label:not(.bur21-consent),
.bur21-calculator fieldset > label,
.bur21-contact-grid label { display: grid; gap: 7px; color: var(--ink); font-size: .82rem; font-weight: 800; }
.bur21-form small { color: var(--ink-soft); font-weight: 500; }

.bur21-form input[type="text"],
.bur21-form input[type="tel"],
.bur21-form input[type="email"],
.bur21-form select,
.bur21-form textarea,
.bur21-calculator input[type="text"],
.bur21-calculator input[type="tel"] {
  width: 100%;
  min-height: 53px;
  padding: 13px 15px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid #bdd0d8;
  border-radius: 11px;
  outline: none;
}
.bur21-form textarea { resize: vertical; }
.bur21-form input:focus,
.bur21-form select:focus,
.bur21-form textarea:focus,
.bur21-calculator input:focus { border-color: var(--blue-600); box-shadow: 0 0 0 3px rgba(7,155,211,.15); }
.bur21-consent { display: grid; grid-template-columns: 20px 1fr; align-items: start; gap: 8px; color: var(--ink-soft); font-size: .7rem; font-weight: 500; line-height: 1.45; }
.bur21-consent input { width: 17px; height: 17px; margin: 2px 0 0; accent-color: var(--blue-700); }
.bur21-consent a { color: var(--blue-700); }
.bur21-notice { margin: 0 34px 18px; padding: 13px 15px; border-radius: 10px; font-size: .85rem; }
.bur21-notice--success { color: #0e5a38; background: #daf6e9; }
.bur21-notice--error { color: var(--error); background: #fee4e2; }

/* Video */
.video-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.video-card { position: relative; display: flex; min-height: 400px; padding: 34px; align-items: flex-end; overflow: hidden; color: var(--white); background: #063953; border-radius: var(--radius); text-decoration: none; box-shadow: var(--shadow-sm); isolation: isolate; }
.video-card::before { position: absolute; z-index: 1; inset: 0; content: ""; background: linear-gradient(180deg, rgba(3,27,43,.16) 16%, rgba(3,32,50,.48) 52%, rgba(3,30,48,.94) 100%); }
.video-card::after { position: absolute; z-index: 1; inset: 0; content: ""; border: 1px solid rgba(255,255,255,.18); border-radius: inherit; box-shadow: inset 0 0 70px rgba(1,30,47,.22); }
.video-card__image { position: absolute; z-index: 0; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease, filter .45s ease; }
.video-card--filter .video-card__image { object-position: 57% center; }
.video-card--rig .video-card__image { object-position: center 58%; }
.video-card:hover .video-card__image { transform: scale(1.045); filter: saturate(1.08); }
.video-card > div { position: relative; z-index: 2; max-width: 430px; }
.video-card p { margin-bottom: 8px; color: #bce6f1; font-size: .78rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.video-card h3 { margin-bottom: 20px; color: var(--white); font-size: clamp(1.4rem, 2.4vw, 2rem); }
.video-card > div > span { color: #77ddf4; font-size: .85rem; font-weight: 800; }
.video-card__play { position: absolute; z-index: 3; top: 34px; left: 34px; display: grid; width: 64px; height: 64px; padding-left: 4px; place-items: center; color: var(--blue-900); background: var(--white); border-radius: 50%; box-shadow: var(--shadow-lg); }
.video-section__actions { display: flex; margin-top: 28px; justify-content: center; }

/* Process */
.process-list { display: grid; grid-template-columns: repeat(4, 1fr); margin: 65px 0 0; padding: 0; list-style: none; counter-reset: step; }
.process-list li { position: relative; min-height: 245px; padding: 70px 30px 25px; border-top: 2px solid var(--line); }
.process-list li::before { position: absolute; top: -10px; left: 28px; width: 18px; height: 18px; content: ""; background: var(--white); border: 5px solid var(--blue-600); border-radius: 50%; }
.process-list li:not(:last-child)::after { position: absolute; top: -4px; right: -5px; content: "→"; color: #8fa5af; font-size: 1.25rem; }
.process-list > li > span { position: absolute; top: 20px; right: 28px; color: #dce6ea; font-size: 2.7rem; font-weight: 900; letter-spacing: -.08em; }
.process-list h3 { margin-bottom: 12px; font-size: 1.25rem; }
.process-list p { color: var(--ink-soft); font-size: .9rem; }

/* Projects */
.project-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.project-card { position: relative; display: flex; min-height: 390px; padding: 28px; flex-direction: column; justify-content: space-between; overflow: hidden; color: var(--white); background: linear-gradient(140deg, #0b6f9e, #063956); border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius); text-decoration: none; box-shadow: 0 18px 45px rgba(1,25,41,.23); isolation: isolate; }
.project-card__image { position: absolute; z-index: -2; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease, filter .5s ease; }
.project-card__shade { position: absolute; z-index: -1; inset: 0; background: linear-gradient(180deg, rgba(2,25,40,.2) 12%, rgba(3,38,58,.42) 46%, rgba(2,28,44,.96) 100%); }
.project-card:hover .project-card__image { transform: scale(1.045); filter: saturate(1.08); }
.project-card__place { position: relative; z-index: 1; width: fit-content; padding: 8px 13px; color: var(--white); background: rgba(2,27,42,.45); border-radius: 999px; font-size: .85rem; font-weight: 800; }
.project-card__footer { position: relative; z-index: 1; display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; }
.project-card__stats { display: flex; gap: 36px; }
.project-card__stats > span { display: flex; flex-direction: column; }
.project-card__stats strong { color: var(--white); font-size: 1.75rem; }
.project-card__stats small { color: #b8d9e6; font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; }
.project-card__more { color: #76def5; font-size: .8rem; font-weight: 800; white-space: nowrap; transition: transform .25s ease; }
.project-card:hover .project-card__more { transform: translateX(4px); }
.section-more { display: flex; margin-top: 34px; justify-content: center; }
.section-more--mobile-only { display: none; }

.archive-projects { min-height: 70vh; }
.archive-reviews { min-height: 70vh; }
.archive-heading { margin-top: 30px; }
.archive-heading h1 { margin: 0; font-size: clamp(2.4rem, 5vw, 4.7rem); line-height: 1.03; }
.archive-back { display: inline-flex; color: #a9dced; font-weight: 800; text-decoration: none; }
.archive-back--dark { color: var(--blue-700); }
.archive-empty { color: #d8ebf2; }

/* Prices, reviews, FAQ */
.pricing-section__grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 95px; align-items: center; }
.price-list { border-top: 1px solid var(--line); }
.price-list > div { display: flex; padding: 25px 0; align-items: center; justify-content: space-between; gap: 30px; border-bottom: 1px solid var(--line); }
.price-list span { color: var(--ink-soft); }
.price-list strong { text-align: right; }

.bur21-reviews { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.bur21-review { display: flex; min-height: 350px; margin: 0; padding: 31px; flex-direction: column; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.bur21-review__stars { margin-bottom: 22px; color: #e7a514; letter-spacing: .08em; }
.bur21-review blockquote { margin: 0; color: var(--ink-soft); font-size: .94rem; }
.bur21-review blockquote p { margin-bottom: 14px; }
.bur21-review__body { display: -webkit-box; overflow: hidden; -webkit-box-orient: vertical; -webkit-line-clamp: 7; }
.bur21-review__body.is-expanded { display: block; overflow: visible; -webkit-line-clamp: initial; }
.bur21-review__toggle { margin: 2px 0 18px; padding: 0; color: var(--blue-700); background: transparent; border: 0; font: inherit; font-size: .82rem; font-weight: 800; cursor: pointer; }
.bur21-review__toggle:hover { color: var(--blue-900); }
.bur21-review__toggle[hidden] { display: none; }
.bur21-review footer { display: flex; margin-top: auto; padding-top: 20px; flex-direction: column; border-top: 1px solid var(--line); }
.bur21-review footer strong { color: var(--ink); }
.bur21-review footer span { color: var(--ink-soft); font-size: .78rem; }
.review-form-wrap { margin-top: 55px; }
.bur21-review-form { display: grid; grid-template-columns: .7fr 1.3fr; padding: 42px; gap: 55px; background: var(--blue-50); border: 1px solid #c9e9f3; border-radius: var(--radius); }
.bur21-review-form .bur21-form { padding: 0; }

.faq-section__grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 95px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; padding: 25px 45px 25px 0; color: var(--ink); cursor: pointer; font-weight: 800; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { position: absolute; top: 21px; right: 0; display: grid; width: 32px; height: 32px; content: "+"; place-items: center; color: var(--blue-700); background: var(--blue-100); border-radius: 50%; font-size: 1.25rem; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { padding: 0 45px 24px 0; color: var(--ink-soft); }

/* Final CTA and footer */
.final-cta { color: var(--white); background: linear-gradient(120deg, var(--blue-950), var(--blue-700)); }
.final-cta h2 { color: var(--white); }
.final-cta__grid { display: grid; grid-template-columns: 1fr minmax(350px, 470px); gap: 90px; align-items: center; }
.final-cta__copy > p:not(.eyebrow) { max-width: 650px; color: #d5e9f3; font-size: 1.1rem; }
.final-cta__phone { display: inline-block; margin-top: 25px; color: var(--white); font-size: clamp(1.8rem, 4vw, 3rem); font-weight: 900; letter-spacing: -.04em; text-decoration: none; }

.site-footer { padding: 75px 0 25px; color: #b6ced9; background: #041e30; }
.site-footer__grid { display: grid; grid-template-columns: 1.3fr .7fr 1fr; gap: 70px; }
.site-footer h2 { margin-bottom: 18px; color: var(--white); font-size: 1rem; letter-spacing: 0; }
.site-footer p { max-width: 330px; font-size: .88rem; }
.site-footer ul { margin: 0; padding: 0; list-style: none; }
.site-footer li { margin: 8px 0; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: var(--white); }
.site-logo--footer { margin-top: -22px; filter: brightness(1.3); }
.footer-contacts a { color: var(--white); font-size: 1.05rem; font-weight: 800; }
.site-footer__bottom { display: flex; margin-top: 50px; padding-top: 22px; justify-content: space-between; gap: 20px; border-top: 1px solid rgba(255,255,255,.1); font-size: .75rem; }

/* Project detail */
.project-detail__hero { padding: 46px 0 76px; color: var(--white); background: linear-gradient(125deg, #042b47, #075f89); }
.project-detail__back { display: inline-flex; margin-bottom: 34px; color: #aee8f5; font-size: .86rem; font-weight: 800; text-decoration: none; }
.project-detail__back:hover { color: var(--white); }
.project-detail__hero-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 72px; align-items: center; }
.project-detail__intro h1 { max-width: 680px; margin-bottom: 12px; color: var(--white); }
.project-detail__location { margin-bottom: 32px; color: #bce7f2; font-size: 1.1rem; font-weight: 700; }
.project-detail__stats { display: flex; gap: 14px; flex-wrap: wrap; }
.project-detail__stats > div { display: flex; min-width: 185px; padding: 20px 22px; flex-direction: column; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.15); border-radius: 16px; }
.project-detail__stats strong { color: var(--white); font-size: 1.55rem; }
.project-detail__stats span { margin-top: 3px; color: #b9dce7; font-size: .75rem; text-transform: uppercase; letter-spacing: .05em; }
.project-detail__cover { overflow: hidden; aspect-ratio: 4 / 3; border: 8px solid rgba(255,255,255,.12); border-radius: var(--radius); box-shadow: 0 25px 60px rgba(0,20,34,.35); }
.project-detail__cover img { width: 100%; height: 100%; object-fit: cover; }
.project-detail__copy { max-width: 820px; margin-bottom: 42px; }
.project-detail__copy .entry-content { color: var(--ink-soft); font-size: 1.05rem; }
.project-detail__gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.project-detail__gallery a { display: block; overflow: hidden; aspect-ratio: 4 / 3; background: var(--blue-50); border-radius: 18px; box-shadow: var(--shadow-sm); }
.project-detail__gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.project-detail__gallery a:hover img { transform: scale(1.035); }
.project-detail__cta { display: flex; margin-top: 62px; padding: 42px; align-items: center; justify-content: space-between; gap: 30px; color: var(--white); background: linear-gradient(120deg, #04324f, #087ca9); border-radius: var(--radius); }
.project-detail__cta h2 { max-width: 690px; margin: 0; color: var(--white); font-size: clamp(1.7rem, 4vw, 2.8rem); }
.project-detail__cta .eyebrow { margin-bottom: 10px; }

.content-area { min-height: 55vh; }
.content-area--narrow { max-width: 850px; }
.content-area p,
.content-area li { color: var(--ink-soft); }
.content-area a { color: var(--blue-700); }

/* About block on the home page */
.home-about-blue { position: relative; overflow: hidden; }
.home-about-blue::before { content: ''; position: absolute; top: -170px; left: -190px; width: 390px; height: 390px; border: 55px solid rgba(7,155,211,.055); border-radius: 50%; pointer-events: none; }
.home-about-blue__grid { position: relative; z-index: 1; display: grid; grid-template-columns: .88fr 1.12fr; gap: clamp(48px, 7vw, 95px); align-items: center; }
.home-about-blue__copy > p:not(.eyebrow) { max-width: 650px; color: var(--ink-soft); }
.home-about-blue__copy .button { margin-top: 13px; }
.home-about-blue__panel { position: relative; overflow: hidden; padding: 34px 38px; color: var(--white); background: linear-gradient(135deg, var(--blue-950), var(--blue-800)); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }
.home-about-blue__panel::after { content: ''; position: absolute; right: -95px; bottom: -125px; width: 250px; height: 250px; border: 40px solid rgba(255,255,255,.055); border-radius: 50%; }
.home-about-blue__panel > * { position: relative; z-index: 1; }
.home-about-blue__panel-title { margin-bottom: 17px; color: #7bdcf5; font-size: .76rem; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.home-about-blue__panel > div { display: grid; grid-template-columns: 48px 1fr; gap: 18px; padding: 20px 0; border-top: 1px solid rgba(255,255,255,.15); }
.home-about-blue__panel > div > span { display: grid; width: 42px; height: 42px; place-items: center; color: var(--blue-950); background: var(--accent); border-radius: 50%; font-size: .72rem; font-weight: 900; }
.home-about-blue__panel p { margin: 0; color: #c7dce6; font-size: .88rem; }
.home-about-blue__panel strong { display: block; margin-bottom: 3px; color: var(--white); font-size: 1rem; }

/* About page */
.about-blue__hero {
  position: relative; overflow: hidden; padding: clamp(64px, 7vw, 102px) 0;
  color: var(--white); background: radial-gradient(circle at 84% 18%, rgba(19,183,231,.3), transparent 28%), linear-gradient(125deg, var(--blue-950), var(--blue-800));
}
.about-blue__hero::after {
  content: ''; position: absolute; right: -180px; bottom: -290px; width: 590px; height: 590px;
  border: 72px solid rgba(255,255,255,.06); border-radius: 50%; pointer-events: none;
}
.about-blue__hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.12fr .68fr; gap: clamp(45px, 7vw, 100px); align-items: center; }
.about-blue__intro h1 { max-width: 790px; color: var(--white); font-size: clamp(2.55rem, 4.7vw, 4.75rem); }
.about-blue__intro .eyebrow, .about-blue__cta .eyebrow { color: #73dbf7; }
.about-blue__lead { max-width: 720px; color: #d7e8ef; font-size: clamp(1rem, 1.35vw, 1.18rem); }
.about-blue__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 24px; margin-top: 31px; }
.about-blue__phone { color: var(--white); font-size: 1.08rem; font-weight: 900; text-decoration: none; }
.about-blue__photo { position: relative; max-width: 420px; margin: 0 0 0 auto; padding: 10px; border: 1px solid rgba(255,255,255,.28); border-radius: 30px; background: rgba(255,255,255,.1); box-shadow: var(--shadow-lg); }
.about-blue__photo > img { width: 100%; aspect-ratio: 4 / 4.55; object-fit: cover; object-position: center 25%; border-radius: 22px; }
.about-blue__photo figcaption { position: absolute; right: -18px; bottom: 28px; display: grid; gap: 2px; width: min(250px, 78%); padding: 17px 20px; color: var(--ink); background: var(--white); border-radius: 15px; box-shadow: var(--shadow-lg); }
.about-blue__photo figcaption strong { color: var(--blue-800); font-size: .93rem; }
.about-blue__photo figcaption span { color: var(--ink-soft); font-size: .76rem; }
.about-blue__heading { display: grid; grid-template-columns: 1.3fr .7fr; gap: 70px; align-items: end; margin-bottom: 46px; }
.about-blue__heading h2 { max-width: 780px; margin-bottom: 0; }
.about-blue__heading > p { margin-bottom: 5px; color: var(--ink-soft); }
.about-blue__cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.about-blue__cards article { position: relative; min-height: 330px; padding: 31px 27px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); box-shadow: var(--shadow-sm); }
.about-blue__cards article::after { content: ''; position: absolute; right: -52px; bottom: -72px; width: 145px; height: 145px; border: 24px solid var(--blue-50); border-radius: 50%; }
.about-blue__cards article > * { position: relative; z-index: 1; }
.about-blue__cards article > span { display: grid; width: 47px; height: 47px; margin-bottom: 45px; place-items: center; color: var(--blue-800); background: var(--blue-100); border-radius: 50%; font-size: .75rem; font-weight: 900; }
.about-blue__cards h3 { margin-bottom: 13px; }
.about-blue__cards p { margin-bottom: 0; color: var(--ink-soft); font-size: .91rem; }
.about-blue__approach-grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: clamp(55px, 8vw, 115px); align-items: start; }
.about-blue__approach-title { position: sticky; top: 118px; }
.about-blue__approach-title p:last-child { color: var(--ink-soft); }
.about-blue__steps { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.about-blue__steps li { display: grid; grid-template-columns: 118px 1fr; gap: 28px; padding: 30px 0; border-bottom: 1px solid var(--line); }
.about-blue__steps li > span { color: var(--blue-700); font-size: .75rem; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.about-blue__steps h3 { margin-bottom: 8px; }
.about-blue__steps p { margin-bottom: 0; color: var(--ink-soft); }
.about-blue__cta { padding: 70px 0; color: var(--white); background: var(--blue-950); }
.about-blue__cta-inner { display: grid; grid-template-columns: 1fr auto; gap: 55px; align-items: center; }
.about-blue__cta h2 { margin-bottom: 10px; color: var(--white); }
.about-blue__cta p:last-child { margin-bottom: 0; color: #b9cfda; }
.about-blue__cta-actions { display: flex; align-items: center; gap: 25px; }
.about-blue__cta-actions > a:last-child { color: var(--white); font-weight: 900; text-decoration: none; white-space: nowrap; }
.site-footer__about { color: var(--white); font-size: .8rem; font-weight: 800; text-decoration: none; }

@media (max-width: 1120px) {
  .about-blue__cards { grid-template-columns: repeat(2, 1fr); }
  .about-blue__cards article { min-height: 285px; }
}

@media (max-width: 900px) {
  .home-about-blue__grid { grid-template-columns: 1fr; }
  .about-blue__hero-grid, .about-blue__heading, .about-blue__approach-grid, .about-blue__cta-inner { grid-template-columns: 1fr; }
  .about-blue__photo { width: min(100%, 520px); max-width: none; margin: 0 auto; }
  .about-blue__heading { gap: 18px; }
  .about-blue__approach-title { position: static; }
  .about-blue__cta-actions { justify-content: flex-start; }
}

@media (max-width: 640px) {
  .home-about-blue__panel { padding: 26px 22px; border-radius: 22px; }
  .home-about-blue__panel > div { grid-template-columns: 42px 1fr; gap: 13px; }
  .about-blue__intro h1 { font-size: clamp(2.15rem, 11vw, 3.1rem); }
  .about-blue__actions, .about-blue__cta-actions { display: grid; align-items: stretch; gap: 17px; }
  .about-blue__actions .button, .about-blue__cta-actions .button { width: 100%; }
  .about-blue__phone, .about-blue__cta-actions > a:last-child { text-align: center; }
  .about-blue__photo figcaption { right: 12px; bottom: 20px; }
  .about-blue__cards { grid-template-columns: 1fr; }
  .about-blue__cards article { min-height: 0; padding: 25px 23px; }
  .about-blue__cards article > span { margin-bottom: 27px; }
  .about-blue__steps li { grid-template-columns: 1fr; gap: 8px; padding: 25px 0; }
  .about-blue__cta { padding: 55px 0; }
}

@media (max-width: 1120px) {
  .site-header__inner { grid-template-columns: 128px 1fr auto; gap: 18px; }
  .site-logo, .site-logo__default { width: 122px; }
  .site-logo__default img { width: 116px; }
  .site-nav__list { gap: 15px; }
  .site-nav a { font-size: .83rem; }
  .header-phones a:not(.header-phones__main),
  .header-phones span { display: none; }
  .hero__grid { grid-template-columns: 1fr 380px; gap: 35px; }
  .service-card { padding: 29px; }
  .why-us__grid { gap: 55px; }
}

@media (max-width: 900px) {
  html { scroll-padding-top: 72px; }
  .topline { display: none; }
  .site-header__inner { display: flex; min-height: 70px; justify-content: space-between; }
  .site-logo, .site-logo__default { width: 112px; height: 66px; }
  .site-logo__default img { width: 106px; max-height: 62px; }
  .custom-logo-link { height: 66px; }
  .custom-logo { max-width: 110px; max-height: 60px; }
  .header-phones { margin-left: auto; }
  .header-phones__main { font-size: .98rem !important; }
  .menu-toggle { display: flex; width: 48px; height: 48px; padding: 12px; flex-direction: column; justify-content: center; gap: 5px; background: var(--blue-50); border: 0; border-radius: 50%; }
  .menu-toggle > span:not(.screen-reader-text) { display: block; width: 23px; height: 2px; background: var(--blue-900); transition: transform .2s, opacity .2s; }
  .menu-toggle[aria-expanded="true"] > span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] > span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] > span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .site-nav { position: fixed; top: 70px; right: 0; left: 0; max-height: calc(100vh - 70px); padding: 18px 20px 30px; overflow-y: auto; background: var(--white); border-top: 1px solid var(--line); box-shadow: var(--shadow-lg); opacity: 0; visibility: hidden; transform: translateY(-10px); transition: opacity .2s, transform .2s, visibility .2s; }
  .site-nav.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
  .site-nav__list { display: block; }
  .site-nav a { padding: 14px 4px; font-size: 1.02rem; border-bottom: 1px solid var(--line); }
  .site-nav a::after { display: none; }
  .section { padding: 82px 0; }
  .section-heading { grid-template-columns: 1fr; gap: 20px; }
  .hero__grid { grid-template-columns: 1fr; min-height: auto; padding-top: 72px; padding-bottom: 70px; }
  .hero__content { position: relative; z-index: 2; }
  .hero__visual { display: grid; min-height: auto; grid-template-columns: repeat(3,1fr); gap: 12px; }
  .hero-watermark { display: none; }
  .hero-person { position: relative; top: auto; right: auto; width: 100%; height: 390px; grid-column: 1 / -1; border-radius: var(--radius); }
  .hero-card { position: static; width: auto; min-height: 145px; padding: 19px; transform: none; }
  .hero-card__number { font-size: 3.4rem !important; }
  .trust-strip__grid { grid-template-columns: repeat(2, 1fr); }
  .trust-strip__grid > div:nth-child(3) { border-left: 1px solid var(--line); }
  .trust-strip__grid > div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .service-grid { grid-template-columns: 1fr; }
  .service-card { min-height: auto; }
  .service-icon { margin-bottom: 28px; }
  .why-us__grid { grid-template-columns: 1fr; }
  .why-us__visual { min-height: 650px; }
  .well-photo { margin-inline: auto; }
  .bur21-calculator { grid-template-columns: 1fr; }
  .bur21-calculator__heading { padding: 37px 40px; }
  .process-list { grid-template-columns: repeat(2, 1fr); }
  .process-list li:nth-child(2)::after { display: none; }
  .project-grid { grid-template-columns: 1fr; }
  .project-detail__hero-grid { grid-template-columns: 1fr; gap: 38px; }
  .project-detail__cover { max-width: 720px; }
  .project-detail__cta { align-items: flex-start; flex-direction: column; }
  .pricing-section__grid { grid-template-columns: 1fr; gap: 55px; }
  .bur21-reviews { grid-template-columns: 1fr 1fr; }
  .bur21-review-form { grid-template-columns: 1fr; gap: 20px; }
  .faq-section__grid { grid-template-columns: 1fr; gap: 40px; }
  .final-cta__grid { grid-template-columns: 1fr; gap: 50px; }
}

@media (max-width: 640px) {
  body { font-size: 16px; }
  .container { width: min(calc(100% - 28px), var(--container)); }
  .section { padding: 65px 0; }
  h1 { font-size: clamp(2.25rem, 12vw, 3.5rem); }
  h2 { font-size: clamp(1.85rem, 9vw, 2.65rem); }
  .header-phones { display: none; }
  .hero__grid { padding-top: 55px; }
  .hero__lead { font-size: 1rem; }
  .hero__actions { display: grid; }
  .hero__actions .button { width: 100%; }
  .hero__checks { display: grid; gap: 12px; }
  .hero__visual { grid-template-columns: 1fr; }
  .hero-card { min-height: auto; }
  .trust-strip__grid { grid-template-columns: 1fr; }
  .trust-strip__grid > div { min-height: 95px; padding: 18px 12px; border-bottom: 1px solid var(--line); border-left: 1px solid var(--line); }
  .section-heading { margin-bottom: 36px; }
  .service-card { padding: 27px 23px; }
  .service-card h3 { margin-top: 38px; }
  .why-us__visual { min-height: 0; }
  .well-photo { width: 100%; margin: 0; padding: 8px; border-radius: 26px; }
  .well-photo__frame { border-radius: 20px; }
  .well-photo__caption { position: relative; right: auto; bottom: auto; width: calc(100% - 24px); margin: -32px auto 0; padding: 18px 20px 19px; border-width: 5px; border-radius: 19px; }
  .well-photo__caption strong { font-size: 1.05rem; }
  .feature-list > div { grid-template-columns: 38px 1fr; }
  .bur21-calculator { border-radius: 20px; }
  .bur21-calculator__heading { padding: 29px 22px; }
  .bur21-calculator form { padding: 28px 20px; }
  .bur21-options { grid-template-columns: 1fr; }
  .bur21-contact-grid { grid-template-columns: 1fr; }
  .bur21-calculator__actions { justify-content: stretch; }
  .bur21-calculator__actions .button { flex: 1; padding-inline: 16px; }
  .video-grid { grid-template-columns: 1fr; }
  .video-card { min-height: 330px; padding: 24px; }
  .video-card__play { top: 24px; left: 24px; }
  .process-list { grid-template-columns: 1fr; }
  .process-list li { min-height: 190px; }
  .process-list li::after { display: none; }
  .project-card { min-height: 310px; padding: 22px; }
  .project-card__footer { align-items: flex-start; flex-direction: column; gap: 16px; }
  .project-card__stats { gap: 24px; }
  .project-card__stats strong { font-size: 1.35rem; }
  .project-detail__hero { padding: 30px 0 55px; }
  .project-detail__back { margin-bottom: 26px; }
  .project-detail__stats { display: grid; grid-template-columns: 1fr 1fr; }
  .project-detail__stats > div { min-width: 0; padding: 16px; }
  .project-detail__gallery { grid-template-columns: 1fr; }
  .project-detail__gallery a { aspect-ratio: 4 / 3; }
  .project-detail__cta { margin-top: 45px; padding: 28px 23px; }
  .price-list > div { display: grid; gap: 5px; }
  .price-list strong { text-align: left; }
  .bur21-reviews { grid-template-columns: 1fr; }
  .bur21-reviews--home .bur21-review:nth-child(n+5) { display: none; }
  .bur21-review { min-height: 310px; padding: 25px; }
  .section-more--mobile-only { display: flex; }
  .bur21-review-form { padding: 26px 20px; }
  .bur21-form { padding: 22px; }
  .bur21-form-card__intro { padding: 25px 22px 0; }
  .bur21-notice { margin-inline: 22px; }
  .faq-list summary { padding-right: 42px; }
  .final-cta__phone { font-size: 1.75rem; }
  .site-footer { padding-top: 55px; }
  .site-footer__grid { grid-template-columns: 1fr; gap: 35px; }
  .site-footer__bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}