/* Burenie DNR Modern — mobile-first, water/blue palette */
:root {
  --bdnr-blue-900: #0a2a4a;
  --bdnr-blue-800: #0f3d6e;
  --bdnr-blue-700: #1565a8;
  --bdnr-blue-600: #1a7fd4;
  --bdnr-blue-500: #2b9cff;
  --bdnr-blue-100: #e8f4fc;
  --bdnr-blue-50: #f3f9fd;
  --bdnr-cyan: #00b4d8;
  --bdnr-accent: #f59e0b;
  --bdnr-accent-dark: #d97706;
  --bdnr-green: #059669;
  --bdnr-text: #1e293b;
  --bdnr-muted: #64748b;
  --bdnr-border: #e2e8f0;
  --bdnr-white: #ffffff;
  --bdnr-radius: 14px;
  --bdnr-radius-sm: 10px;
  --bdnr-shadow: 0 8px 30px rgba(15, 61, 110, 0.08);
  --bdnr-shadow-lg: 0 16px 48px rgba(15, 61, 110, 0.14);
  --bdnr-sticky-h: 64px;
  --bdnr-max: 1120px;
  --bdnr-font: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

html { scroll-behavior: smooth; }

body.bdnr-theme {
  margin: 0;
  font-family: var(--bdnr-font);
  color: var(--bdnr-text);
  background: var(--bdnr-white);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  padding-bottom: var(--bdnr-sticky-h);
}

body.bdnr-theme img { max-width: 100%; height: auto; display: block; }
body.bdnr-theme a { color: var(--bdnr-blue-700); text-decoration: none; }
body.bdnr-theme a:hover { color: var(--bdnr-blue-600); }

.bdnr-wrap {
  width: min(100% - 2rem, var(--bdnr-max));
  margin-inline: auto;
}

.bdnr-section { padding: 3.5rem 0; }
.bdnr-section--alt { background: var(--bdnr-blue-50); }
.bdnr-section--dark {
  background: linear-gradient(160deg, var(--bdnr-blue-900), var(--bdnr-blue-800));
  color: var(--bdnr-white);
}
.bdnr-section__title {
  font-size: clamp(1.45rem, 4vw, 2rem);
  line-height: 1.25;
  margin: 0 0 0.5rem;
  color: var(--bdnr-blue-900);
  font-weight: 800;
}
.bdnr-section--dark .bdnr-section__title { color: var(--bdnr-white); }
.bdnr-section__lead {
  margin: 0 0 1.75rem;
  color: var(--bdnr-muted);
  font-size: 1.05rem;
  max-width: 40rem;
}
.bdnr-section--dark .bdnr-section__lead { color: rgba(255,255,255,.78); }

/* Header */
.bdnr-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--bdnr-border);
}
.bdnr-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 64px;
  padding: 0.5rem 0;
}
.bdnr-logo {
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--bdnr-blue-900);
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.bdnr-logo span { color: var(--bdnr-blue-600); display: block; font-weight: 600; font-size: 0.72rem; letter-spacing: 0; }
.bdnr-header__contacts {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}
.bdnr-header__phone {
  display: none; /* phone in sticky bar on mobile */
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--bdnr-blue-900);
  white-space: nowrap;
}
.bdnr-header__call {
  display: none;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  white-space: nowrap;
  flex-shrink: 0;
}
.bdnr-header__call svg { display: block; }
.bdnr-visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}
.bdnr-header__right {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: flex-end;
  gap: 0.35rem;
  flex-shrink: 0;
  margin-left: auto;
}
.bdnr-header__cta { display: none; } /* sticky bar covers CTA <900px */
.bdnr-nav-toggle {
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  outline: none;
  border-radius: 0;
  width: 40px;
  height: 40px;
  min-width: 40px;
  min-height: 40px;
  cursor: pointer;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 0;
  margin: 0;
  -webkit-appearance: none;
  appearance: none;
  -webkit-tap-highlight-color: transparent;
}
.bdnr-nav-toggle:hover,
.bdnr-nav-toggle:focus,
.bdnr-nav-toggle:focus-visible,
.bdnr-nav-toggle:active {
  background: transparent !important;
  box-shadow: none !important;
  border: 0 !important;
  outline: none;
}
.bdnr-nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  border-radius: 1px;
  background: var(--bdnr-blue-800);
  pointer-events: none;
}
.bdnr-nav {
  display: none;
  position: absolute;
  left: 0; right: 0;
  top: 100%;
  background: var(--bdnr-white);
  border-bottom: 1px solid var(--bdnr-border);
  padding: 0.75rem 1rem 1rem;
  box-shadow: var(--bdnr-shadow);
}
.bdnr-nav.is-open { display: block; }
.bdnr-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.35rem;
}
.bdnr-nav a {
  display: block;
  padding: 0.65rem 0.75rem;
  border-radius: 8px;
  color: var(--bdnr-text);
  font-weight: 600;
  font-size: 0.95rem;
}
.bdnr-nav a:hover { background: var(--bdnr-blue-100); color: var(--bdnr-blue-800); }

/* Buttons */
.bdnr-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 48px;
  padding: 0.7rem 1.25rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, background .15s ease, color .15s ease, box-shadow .15s ease;
  text-align: center;
  text-decoration: none !important;
}
.bdnr-btn:active { transform: scale(0.98); }
.bdnr-btn--primary {
  background: var(--bdnr-blue-600);
  color: var(--bdnr-white) !important;
  box-shadow: 0 8px 20px rgba(26, 127, 212, 0.35);
}
.bdnr-btn--primary:hover { background: var(--bdnr-blue-700); color: #fff !important; }
.bdnr-btn--accent {
  background: var(--bdnr-accent);
  color: #1a1200 !important;
  box-shadow: 0 8px 20px rgba(245, 158, 11, 0.35);
}
.bdnr-btn--accent:hover { background: var(--bdnr-accent-dark); color: #fff !important; }
.bdnr-btn--ghost {
  background: transparent;
  border-color: rgba(255,255,255,.55);
  color: var(--bdnr-white) !important;
}
.bdnr-btn--ghost:hover { background: rgba(255,255,255,.12); }
.bdnr-btn--outline {
  background: var(--bdnr-white);
  border-color: var(--bdnr-blue-600);
  color: var(--bdnr-blue-700) !important;
}
.bdnr-btn--outline:hover { background: var(--bdnr-blue-100); }
.bdnr-cta-pair {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Hero — KP two-column light + photo */
.bdnr-hero {
  position: relative;
  overflow: hidden;
  background: var(--bdnr-blue-50);
  color: var(--bdnr-blue-900);
  padding: 2rem 0 0;
}
.bdnr-hero--kp { background: linear-gradient(180deg, #f7fafc 0%, var(--bdnr-blue-50) 100%); }
.bdnr-hero__layout {
  display: grid;
  gap: 1.5rem;
  align-items: center;
}
.bdnr-hero__copy { padding-bottom: 0.5rem; }
.bdnr-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--bdnr-white);
  border: 1px solid var(--bdnr-border);
  border-radius: 999px;
  padding: 0.35rem 0.85rem;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--bdnr-blue-800);
}
.bdnr-hero h1 {
  margin: 0 0 0.65rem;
  font-size: clamp(1.65rem, 5.5vw, 2.55rem);
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--bdnr-blue-900);
  max-width: 18ch;
}
.bdnr-hero__usp {
  margin: 0 0 0.85rem;
  font-weight: 700;
  font-size: 1rem;
  color: var(--bdnr-blue-700);
}
.bdnr-hero__sub {
  margin: 0 0 1.35rem;
  font-size: 1.05rem;
  color: var(--bdnr-muted);
  max-width: 36rem;
}
.bdnr-hero__sub strong { color: var(--bdnr-accent-dark); font-weight: 800; }
.bdnr-hero__price {
  display: inline-block;
  background: rgba(245,158,11,.95);
  color: #1a1200;
  font-weight: 800;
  padding: 0.35rem 0.85rem;
  border-radius: 8px;
  margin: 0 0 1.25rem;
  font-size: 1.1rem;
}
.bdnr-hero__photo {
  border-radius: var(--bdnr-radius) var(--bdnr-radius) 0 0;
  overflow: hidden;
  box-shadow: var(--bdnr-shadow-lg);
  background: var(--bdnr-blue-100);
}
.bdnr-hero__photo img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  display: block;
}
.bdnr-cta-pair--hero .bdnr-btn { flex: 1 1 140px; min-width: 0; }
.bdnr-cta-pair--hero { width: 100%; }

/* Proof strip — orange accent / cream */
.bdnr-proof {
  background: var(--bdnr-white);
  border-bottom: 1px solid var(--bdnr-border);
  padding: 1.25rem 0;
  margin-top: -1px;
}
.bdnr-proof--accent {
  background: #fff8eb;
  border-top: 3px solid var(--bdnr-accent);
  border-bottom: 1px solid #fde68a;
}
.bdnr-proof__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}
.bdnr-proof__list li {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--bdnr-blue-900);
  background: rgba(255,255,255,.85);
  border: 1px solid #fde68a;
  border-radius: var(--bdnr-radius-sm);
  padding: 0.75rem 0.85rem;
}
.bdnr-proof__icon {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--bdnr-accent);
  color: #1a1200;
  display: grid;
  place-items: center;
  font-size: 0.75rem;
  flex-shrink: 0;
  font-weight: 800;
}
.bdnr-proof__price { grid-column: 1 / -1; }
@media (min-width: 640px) {
  .bdnr-proof__price { grid-column: auto; }
}

/* Cards */
.bdnr-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}
.bdnr-card {
  background: var(--bdnr-white);
  border: 1px solid var(--bdnr-border);
  border-radius: var(--bdnr-radius);
  padding: 1.25rem;
  box-shadow: var(--bdnr-shadow);
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  transition: transform .2s ease, box-shadow .2s ease;
}
.bdnr-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--bdnr-shadow-lg);
}
.bdnr-card__icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: var(--bdnr-blue-100);
  color: var(--bdnr-blue-700);
  display: grid;
  place-items: center;
  font-size: 1.25rem;
}
.bdnr-card h3 {
  margin: 0;
  font-size: 1.1rem;
  color: var(--bdnr-blue-900);
}
.bdnr-card p {
  margin: 0;
  color: var(--bdnr-muted);
  font-size: 0.95rem;
  flex: 1;
}
.bdnr-card__price {
  font-weight: 800;
  color: var(--bdnr-blue-700);
  font-size: 1rem;
}
.bdnr-card .bdnr-btn { align-self: flex-start; min-height: 42px; padding: 0.5rem 1rem; font-size: 0.88rem; }

/* Steps */
.bdnr-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
  counter-reset: step;
}
@media (min-width: 620px) { .bdnr-steps { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .bdnr-steps { grid-template-columns: repeat(3, 1fr); } }
.bdnr-steps li {
  position: relative;
  background: var(--bdnr-white);
  border-radius: var(--bdnr-radius);
  padding: 1.3rem 1.3rem 1.3rem 1.4rem;
  border: 1px solid var(--bdnr-border);
  box-shadow: var(--bdnr-shadow);
  counter-increment: step;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.bdnr-steps li::before {
  content: counter(step);
  width: 2.2rem; height: 2.2rem;
  border-radius: 50%;
  background: var(--bdnr-blue-600);
  color: #fff;
  font-weight: 800;
  display: grid;
  place-items: center;
}
.bdnr-step__icon { width: 44px; height: 44px; margin-bottom: 0.15rem; }
.bdnr-steps h3 { margin: 0 0 0.35rem; font-size: 1.05rem; color: var(--bdnr-blue-900); }
.bdnr-steps p { margin: 0; color: var(--bdnr-muted); font-size: 0.95rem; }

/* Cases (legacy) */
.bdnr-cases {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}
.bdnr-case {
  border-radius: var(--bdnr-radius);
  overflow: hidden;
  background: var(--bdnr-white);
  border: 1px solid var(--bdnr-border);
  box-shadow: var(--bdnr-shadow);
}
.bdnr-case img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  background: var(--bdnr-blue-100);
}
.bdnr-case__body { padding: 1rem 1.1rem 1.2rem; }
.bdnr-case__body h3 { margin: 0 0 0.35rem; font-size: 1.05rem; color: var(--bdnr-blue-900); }
.bdnr-case__meta { margin: 0; color: var(--bdnr-muted); font-size: 0.9rem; }

/* Portfolio video grid */
.bdnr-portfolio__grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}
.bdnr-portfolio__card {
  border-radius: var(--bdnr-radius);
  overflow: hidden;
  background: var(--bdnr-white);
  border: 1px solid var(--bdnr-border);
  box-shadow: var(--bdnr-shadow);
  display: flex;
  flex-direction: column;
}
.bdnr-portfolio__media {
  background: #0a2a4a;
  position: relative;
}
.bdnr-portfolio__media video {
  width: 100%;
  aspect-ratio: 9/16;
  max-height: 420px;
  object-fit: cover;
  display: block;
  background: #0a2a4a;
  vertical-align: middle;
}
.bdnr-portfolio__caption {
  margin: 0;
  padding: 0.85rem 1rem 1rem;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--bdnr-blue-900);
  line-height: 1.35;
}

/* Social «Быть добру» */
.bdnr-social {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(120deg, #0b3d2e 0%, #0f5c45 40%, #147a5c 100%);
  color: #fff;
  border-radius: 0;
  padding: 3.5rem 0;
}
.bdnr-social .bdnr-wrap {
  display: grid;
  gap: 1.5rem;
}
.bdnr-social__badge {
  display: inline-block;
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.3);
  border-radius: 999px;
  padding: 0.3rem 0.8rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.bdnr-social h2 {
  margin: 0.5rem 0;
  font-size: clamp(1.5rem, 4vw, 2.1rem);
  font-weight: 800;
}
.bdnr-social p { margin: 0 0 0.75rem; opacity: .92; max-width: 38rem; }
.bdnr-social__media {
  border-radius: var(--bdnr-radius);
  overflow: hidden;
  border: 2px solid rgba(255,255,255,.25);
  box-shadow: var(--bdnr-shadow-lg);
  position: relative;
  background: #0a2f24;
}
.bdnr-social__media img,
.bdnr-social__media video {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  display: block;
  background: #0a2f24;
}
.bdnr-social__play {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(0,0,0,.25);
  color: #fff;
  font-weight: 700;
}
.bdnr-social__play span {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: rgba(255,255,255,.95);
  color: #0f5c45;
  display: grid;
  place-items: center;
  font-size: 1.4rem;
  box-shadow: 0 8px 24px rgba(0,0,0,.3);
}
.bdnr-social__thumbs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}
.bdnr-social__thumbs img {
  border-radius: 8px;
  aspect-ratio: 16/9;
  object-fit: cover;
  border: 1px solid rgba(255,255,255,.2);
}

/* FAQ */
.bdnr-faq { display: grid; gap: 0.65rem; }
.bdnr-faq details {
  background: var(--bdnr-white);
  border: 1px solid var(--bdnr-border);
  border-radius: var(--bdnr-radius-sm);
  padding: 0.9rem 1.1rem;
}
.bdnr-faq summary {
  font-weight: 700;
  color: var(--bdnr-blue-900);
  cursor: pointer;
  list-style: none;
}
.bdnr-faq summary::-webkit-details-marker { display: none; }
.bdnr-faq summary::after {
  content: "+";
  float: right;
  color: var(--bdnr-blue-600);
  font-weight: 800;
}
.bdnr-faq details[open] summary::after { content: "−"; }
.bdnr-faq details p {
  margin: 0.75rem 0 0;
  color: var(--bdnr-muted);
  font-size: 0.95rem;
}

/* Reviews */
.bdnr-reviews {
  display: grid;
  gap: 1rem;
}
.bdnr-review {
  background: var(--bdnr-white);
  border-radius: var(--bdnr-radius);
  border: 1px solid var(--bdnr-border);
  border-left: 4px solid var(--bdnr-blue-500);
  padding: 1.25rem 1.4rem;
  box-shadow: var(--bdnr-shadow);
  display: flex;
  flex-direction: column;
}
.bdnr-review__stars { color: var(--bdnr-accent); letter-spacing: 2px; margin-bottom: 0.4rem; }
.bdnr-review p { margin: 0 0 0.9rem; color: var(--bdnr-text); line-height: 1.55; flex: 1; }
.bdnr-review__author { font-weight: 700; color: var(--bdnr-blue-900); font-size: 0.95rem; }
.bdnr-review__city { color: var(--bdnr-muted); font-size: 0.85rem; margin-top: 0.1rem; }

/* Form / request */
.bdnr-form {
  background: var(--bdnr-white);
  border-radius: var(--bdnr-radius);
  padding: 1.5rem;
  box-shadow: var(--bdnr-shadow-lg);
  display: grid;
  gap: 0.85rem;
}
.bdnr-form label {
  display: grid;
  gap: 0.35rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--bdnr-blue-900);
}
.bdnr-form input,
.bdnr-form textarea,
.bdnr-form select {
  min-height: 48px;
  border: 1px solid var(--bdnr-border);
  border-radius: 10px;
  padding: 0.65rem 0.85rem;
  font: inherit;
  color: var(--bdnr-text);
  background: #fff;
}
.bdnr-form textarea { min-height: 100px; resize: vertical; }
.bdnr-form__note { margin: 0; font-size: 0.8rem; color: var(--bdnr-muted); }

/* Landing pages */
.bdnr-page-hero {
  background: linear-gradient(135deg, var(--bdnr-blue-900), var(--bdnr-blue-700));
  color: #fff;
  padding: 2.5rem 0 2.75rem;
}
.bdnr-page-hero h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.5rem, 4.5vw, 2.2rem);
  font-weight: 800;
  line-height: 1.2;
}
.bdnr-page-hero p { margin: 0 0 1rem; opacity: .9; max-width: 40rem; }
.bdnr-content { padding: 2.5rem 0; }
.bdnr-content h2 {
  color: var(--bdnr-blue-900);
  font-size: 1.35rem;
  margin: 1.75rem 0 0.65rem;
}
.bdnr-content p, .bdnr-content li { color: var(--bdnr-text); }
.bdnr-content ul { padding-left: 1.2rem; }
.bdnr-price-box {
  background: var(--bdnr-blue-50);
  border: 1px solid #cfe4f7;
  border-radius: var(--bdnr-radius);
  padding: 1.25rem;
  margin: 1.25rem 0;
}
.bdnr-price-box strong { color: var(--bdnr-blue-700); font-size: 1.25rem; }
.bdnr-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0;
}
.bdnr-links a {
  background: var(--bdnr-blue-100);
  color: var(--bdnr-blue-800);
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.88rem;
}

/* Footer */
.bdnr-footer {
  background: var(--bdnr-blue-900);
  color: rgba(255,255,255,.85);
  padding: 2.5rem 0 1.5rem;
}
.bdnr-footer a { color: #fff; }
.bdnr-footer__grid {
  display: grid;
  gap: 1.5rem;
}
.bdnr-footer h3 {
  margin: 0 0 0.65rem;
  font-size: 1rem;
  color: #fff;
}
.bdnr-footer ul { list-style: none; margin: 0; padding: 0; }
.bdnr-footer li { margin-bottom: 0.4rem; }
.bdnr-footer__cities {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.bdnr-footer__cities span {
  background: rgba(255,255,255,.1);
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  font-size: 0.8rem;
}
.bdnr-footer__copy {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,.15);
  font-size: 0.85rem;
  opacity: .75;
}

/* Mobile sticky CTA bar */
.bdnr-sticky {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 200;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: var(--bdnr-white);
  border-top: 1px solid var(--bdnr-border);
  box-shadow: 0 -8px 30px rgba(15, 61, 110, 0.12);
  min-height: var(--bdnr-sticky-h);
  padding: env(safe-area-inset-bottom, 0) 0 0;
}
.bdnr-sticky a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-weight: 800;
  font-size: 0.95rem;
  text-decoration: none !important;
  min-height: var(--bdnr-sticky-h);
}
.bdnr-sticky__call {
  background: var(--bdnr-blue-600);
  color: #fff !important;
}
.bdnr-sticky__req {
  background: var(--bdnr-accent);
  color: #1a1200 !important;
}

/* Desktop */
@media (min-width: 640px) {
  .bdnr-proof__list { grid-template-columns: repeat(4, 1fr); }
  .bdnr-grid { grid-template-columns: repeat(2, 1fr); }
  .bdnr-cases { grid-template-columns: repeat(3, 1fr); }
  .bdnr-portfolio__grid { grid-template-columns: repeat(2, 1fr); }
  .bdnr-reviews { grid-template-columns: repeat(2, 1fr); }
  .bdnr-case img { aspect-ratio: 3/4; }
  .bdnr-hero__photo { border-radius: var(--bdnr-radius); }
}

@media (min-width: 900px) {
  body.bdnr-theme { padding-bottom: 0; }
  .bdnr-sticky { display: none; }

  .bdnr-header__contacts { display: flex; }
  .bdnr-header__phone { display: inline; }
  .bdnr-header__cta { display: inline-flex; }
  .bdnr-header__call { display: inline-flex; }
  .bdnr-nav-toggle { display: none; }
  .bdnr-nav {
    display: block !important;
    position: static;
    border: 0;
    box-shadow: none;
    padding: 0;
    background: transparent;
  }
  .bdnr-nav ul {
    display: flex;
    flex-wrap: wrap;
    gap: 0.15rem;
  }
  .bdnr-nav a { padding: 0.45rem 0.65rem; font-size: 0.88rem; }
  .bdnr-header__inner { gap: 1.5rem; }
  .bdnr-header__right {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-left: auto;
  }

  .bdnr-section { padding: 5rem 0; }
  .bdnr-hero { padding: 3.5rem 0 0; }
  .bdnr-hero__photo { border-radius: var(--bdnr-radius); margin-bottom: 0; }
  .bdnr-portfolio__grid { grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
  .bdnr-grid { grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
  .bdnr-steps {
    grid-template-columns: repeat(5, 1fr);
    gap: 0.85rem;
  }
  .bdnr-steps li { padding: 1.15rem; }
  .bdnr-steps li::before { position: static; margin-bottom: 0.75rem; }
  .bdnr-social .bdnr-wrap {
    grid-template-columns: 1.1fr 1fr;
    align-items: center;
  }
  .bdnr-footer__grid { grid-template-columns: 1.4fr 1fr 1.2fr; }
}

@media (min-width: 900px) {
  .bdnr-hero__layout {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 2.25rem;
    align-items: center;
    padding-bottom: 2.5rem;
  }
  .bdnr-hero__photo img { aspect-ratio: 4/3; border-radius: var(--bdnr-radius); }
}

@media (min-width: 1100px) {
  .bdnr-hero__layout {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 2.5rem;
  }
  .bdnr-portfolio__grid { grid-template-columns: repeat(4, 1fr); }
}


/* About (legacy copy) */
.bdnr-about {
  display: grid;
  gap: 1.75rem;
}
.bdnr-about__text p { margin: 0 0 0.9rem; color: var(--bdnr-blue-800); line-height: 1.55; }
.bdnr-about__perk {
  background: var(--bdnr-blue-50);
  border-left: 4px solid var(--bdnr-accent);
  padding: 0.85rem 1rem;
  border-radius: 0 var(--bdnr-radius-sm) var(--bdnr-radius-sm) 0;
}
.bdnr-about__media { display: grid; gap: 1rem; }
.bdnr-about__video {
  position: relative;
  aspect-ratio: 16/9;
  border-radius: var(--bdnr-radius);
  overflow: hidden;
  background: #000;
  box-shadow: var(--bdnr-shadow);
}
.bdnr-about__video iframe {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  border: 0;
}
.bdnr-about__bullets {
  list-style: none; margin: 0; padding: 0;
  display: grid; gap: 0.5rem;
}
.bdnr-about__bullets li {
  padding: 0.65rem 0.85rem;
  background: var(--bdnr-white);
  border: 1px solid var(--bdnr-border);
  border-radius: var(--bdnr-radius-sm);
  font-weight: 700;
  color: var(--bdnr-blue-900);
}
.bdnr-about__bullets li::before {
  content: "✓ ";
  color: var(--bdnr-blue-600);
}

/* Prep checklist */
.bdnr-prep {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: 1fr;
}
.bdnr-prep { list-style: none; padding-left: 0; }
.bdnr-prep li {
  background: var(--bdnr-white);
  border: 1px solid var(--bdnr-border);
  border-radius: var(--bdnr-radius-sm);
  padding: 0.9rem 1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.bdnr-prep__check {
  flex-shrink: 0;
  width: 1.6rem; height: 1.6rem;
  border-radius: 50%;
  background: var(--bdnr-green);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 800;
}

/* Pipe types */
.bdnr-pipes {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}
.bdnr-pipe {
  background: var(--bdnr-white);
  border: 1px solid var(--bdnr-border);
  border-radius: var(--bdnr-radius);
  padding: 1.15rem;
  box-shadow: var(--bdnr-shadow);
}
.bdnr-pipe h3 { margin: 0 0 0.5rem; }
.bdnr-pipe ul { margin: 0; padding-left: 1.1rem; color: var(--bdnr-blue-800); }
.bdnr-pipe li { margin: 0.25rem 0; }

@media (min-width: 900px) {
  .bdnr-about { grid-template-columns: 1.15fr 0.85fr; align-items: start; }
  .bdnr-prep { grid-template-columns: repeat(3, 1fr); }
  .bdnr-pipes { grid-template-columns: repeat(3, 1fr); }
}


/* reviews stay 2-up on wide screens: cards become roomy, not tall columns */


/* ===== merged wave-2/4: price table, calculator, blog, footer cities ===== */
.bdnr-table { width: 100%; border-collapse: collapse; margin: 1rem 0 1.5rem; background: var(--bdnr-white); border-radius: var(--bdnr-radius-sm); overflow: hidden; box-shadow: var(--bdnr-shadow); }
.bdnr-table th, .bdnr-table td { padding: 0.8rem 1rem; text-align: left; border-bottom: 1px solid var(--bdnr-border); font-size: 0.95rem; }
.bdnr-table th { background: var(--bdnr-blue-50); color: var(--bdnr-blue-800); font-weight: 700; }
.bdnr-table tr:last-child td { border-bottom: none; }
.bdnr-table td:last-child { white-space: nowrap; }
.bdnr-calc { background: var(--bdnr-blue-50); border: 1px solid var(--bdnr-border); border-radius: var(--bdnr-radius); padding: 1.25rem 1.4rem; margin: 1rem 0 1.75rem; }
.bdnr-calc__row { display: block; font-weight: 600; margin-bottom: 0.5rem; }
.bdnr-calc__depth { color: var(--bdnr-blue-700); font-weight: 800; }
.bdnr-calc__slider { width: 100%; margin-top: 0.4rem; accent-color: var(--bdnr-blue-600); }
.bdnr-calc__result { margin: 0.75rem 0 0.25rem; font-size: 1.05rem; }
.bdnr-calc__sum { color: var(--bdnr-blue-700); font-size: 1.3rem; }
.bdnr-calc__note { color: var(--bdnr-muted); font-size: 0.88rem; margin: 0 0 0.9rem; }
.bdnr-blog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.25rem; margin-top: 1.25rem; }
.bdnr-blog-card { display: block; background: var(--bdnr-white); border: 1px solid var(--bdnr-border); border-radius: var(--bdnr-radius); padding: 1.1rem 1.2rem; color: inherit; text-decoration: none; box-shadow: var(--bdnr-shadow); transition: transform 0.15s ease, box-shadow 0.15s ease; }
.bdnr-blog-card:hover { transform: translateY(-2px); box-shadow: var(--bdnr-shadow-lg); }
.bdnr-blog-card h3 { margin: 0 0 0.4rem; font-size: 1.05rem; color: var(--bdnr-blue-800); }
.bdnr-blog-card p { margin: 0; color: var(--bdnr-muted); font-size: 0.9rem; }
.bdnr-blog-card time { display: block; margin-top: 0.6rem; font-size: 0.78rem; color: var(--bdnr-muted); }
.bdnr-post { max-width: 780px; }
.bdnr-post h2 { margin-top: 1.8rem; }
.bdnr-post ul { padding-left: 1.2rem; }
.bdnr-post__meta { color: var(--bdnr-muted); font-size: 0.88rem; margin-top: 0.25rem; }
.bdnr-post__cta { background: var(--bdnr-blue-50); border-radius: var(--bdnr-radius); padding: 1.1rem 1.3rem; margin: 2rem 0; }
.bdnr-footer__cities span, .bdnr-footer__cities a { background: rgba(255,255,255,.1); padding: 0.3rem 0.65rem; border-radius: 999px; font-size: 0.8rem; text-decoration: none; }
.bdnr-footer__cities a:hover { background: rgba(255,255,255,.22); }
body.bdnr-theme .bdnr-footer a { color: #fff; }
body.bdnr-theme .bdnr-footer a:hover { color: var(--bdnr-blue-100); }


/* ===== wave-6: pipes photos, service figure ===== */
.bdnr-pipe__img { width: 100%; height: 170px; object-fit: cover; border-radius: var(--bdnr-radius-sm); margin-bottom: 0.9rem; }
.bdnr-svc-figure { margin: 0 0 1.5rem; }
.bdnr-svc-figure img { width: 100%; max-height: 380px; object-fit: cover; border-radius: var(--bdnr-radius); box-shadow: var(--bdnr-shadow); }


/* ===== nav compact on mid widths ===== */
@media (min-width: 900px) and (max-width: 1160px) {
  .bdnr-nav a { padding: 0.5rem 0.45rem; font-size: 0.9rem; }
  .bdnr-header__call { padding: 0.5rem 0.8rem; font-size: 0.9rem; }
}


/* ===== mobile header: compact call icon, no duplicate CTA ===== */
@media (max-width: 899px) {
  .bdnr-header a.bdnr-header__call {
    display: inline-flex;
    padding: 0.55rem;
    border-radius: 50%;
    line-height: 0;
  }
  .bdnr-header a.bdnr-header__call .bdnr-call-label { display: none; }
  .bdnr-header a.bdnr-header__cta {
    display: inline-flex;
    padding: 0.5rem 0.8rem;
    font-size: 0.85rem;
  }
}