/* ────────────────────────────────────────────────
   RD Clean — styles
   ──────────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --teal:       #14b8a6;
  --teal-dark:  #0f766e;
  --teal-light: #5eead4;
  --green:      #10b981;
  --green-dark: #047857;
  --black:      #0a0a0a;
  --black2:     #171717;
  --black3:     #1f1f1f;
  --text:       #0a0a0a;
  --text-muted: #525252;
  --gray:       #f5f5f5;
  --gray2:      #e5e5e5;
  --white:      #ffffff;

  /* совместимость со старыми классами */
  --blue:       var(--teal);
  --blue-dark:  var(--teal-dark);
  --navy:       var(--black);
  --navy2:      var(--black2);

  --radius:     12px;
  --radius-lg:  20px;
  --shadow:     0 4px 24px rgba(0,0,0,.08);
  --shadow-lg:  0 12px 48px rgba(0,0,0,.14);
  --trans:      .25s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--white);
  overflow-x: hidden;
}

/* ── Utils ── */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 8px;
  border: 2px solid transparent;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--trans);
  white-space: nowrap;
}
.btn--primary   { background: var(--blue); color: #fff; border-color: var(--blue); }
.btn--primary:hover { background: var(--blue-dark); border-color: var(--blue-dark); transform: translateY(-1px); }
.btn--outline   { background: transparent; color: #fff; border-color: rgba(255,255,255,.5); }
.btn--outline:hover { border-color: #fff; background: rgba(255,255,255,.08); }
.btn--outline-dark { background: transparent; color: var(--text); border-color: #cbd5e1; }
.btn--outline-dark:hover { border-color: var(--blue); color: var(--blue); }
.btn--tg  { background: var(--green); color: #fff; border-color: var(--green); }
.btn--tg:hover { background: var(--green-dark); border-color: var(--green-dark); }
.btn--lg  { padding: 14px 28px; font-size: 16px; }
.btn--xl  { padding: 18px 36px; font-size: 17px; border-radius: 10px; }
.btn--full { width: 100%; justify-content: center; }

.section-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--blue);
  background: rgba(20,184,166,.1);
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 16px;
}
.section-label--light { color: #fff; background: rgba(255,255,255,.15); }

.section-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
}
.section-title--light { color: #fff; }
.section-sub { font-size: 18px; color: var(--text-muted); margin-bottom: 48px; }

.section { padding: 96px 0; }
.section--gray { background: var(--gray); }
.section--dark { background: var(--navy); color: #fff; }
.section--blue { background: linear-gradient(135deg, #0a0a0a 0%, #0f766e 100%); color: #fff; }

/* ── Reveal animation ── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ── Header ── */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: background var(--trans), box-shadow var(--trans);
}
.header.scrolled {
  background: rgba(10,10,10,.96);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 24px rgba(0,0,0,.25);
}
.header__inner {
  display: flex;
  align-items: center;
  gap: 32px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  flex-shrink: 0;
}
.logo__text strong { color: var(--blue); }
.header__nav {
  display: flex;
  gap: 24px;
  margin-left: auto;
}
.header__nav a {
  color: rgba(255,255,255,.75);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color var(--trans);
}
.header__nav a:hover { color: #fff; }
.header__cta { margin-left: 16px; padding: 10px 20px; font-size: 14px; }

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  margin-left: auto;
  padding: 4px;
}
.burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all var(--trans);
}

.mobile-nav {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--navy);
  z-index: 99;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  color: #fff;
  text-decoration: none;
  font-size: 22px;
  font-weight: 600;
}

/* ── Hero ── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #000 0%, #0a0a0a 50%, #0f766e 100%);
}
.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(20,184,166,.15) 0%, transparent 70%);
}
.hero__content {
  position: relative;
  z-index: 1;
  max-width: 760px;
}
.hero__badge {
  display: inline-block;
  background: rgba(20,184,166,.15);
  border: 1px solid rgba(20,184,166,.3);
  color: var(--blue);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .05em;
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 24px;
}
.hero__title {
  font-size: clamp(36px, 5.5vw, 64px);
  font-weight: 900;
  line-height: 1.1;
  color: #fff;
  margin-bottom: 20px;
}
.hero__sub {
  font-size: clamp(17px, 2vw, 20px);
  color: rgba(255,255,255,.72);
  margin-bottom: 40px;
  max-width: 580px;
}
.hero__btns { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 32px;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.8);
  font-size: 14px;
  font-weight: 500;
}

.hero__scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}
.hero__scroll-icon {
  width: 24px;
  height: 40px;
  border: 2px solid rgba(255,255,255,.3);
  border-radius: 12px;
  position: relative;
}
.hero__scroll-icon::after {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: rgba(255,255,255,.5);
  border-radius: 2px;
  animation: scrollBounce 1.8s ease infinite;
}
@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
  80% { transform: translateX(-50%) translateY(10px); opacity: 0; }
}

/* ── For Whom ── */
.forwho-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-top: 40px;
}
.forwho-card {
  background: var(--white);
  border: 1.5px solid #e2e8f0;
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  transition: all var(--trans);
}
.forwho-card:hover { border-color: var(--blue); transform: translateY(-4px); box-shadow: var(--shadow); }
.forwho-card__icon { width: 52px; height: 52px; margin: 0 auto 12px; display: flex; align-items: center; justify-content: center; background: #ccfbf1; border-radius: 14px; }
.forwho-card__text { font-weight: 600; font-size: 15px; }

/* ── Problems ── */
.problems-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 40px;
}
.problem-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  transition: all var(--trans);
}
.problem-card:hover { border-color: rgba(20,184,166,.3); background: rgba(20,184,166,.05); }
.problem-card__num {
  font-size: 36px;
  font-weight: 900;
  color: rgba(20,184,166,.25);
  line-height: 1;
  flex-shrink: 0;
}
.problem-card p { color: rgba(255,255,255,.75); font-size: 15px; }

/* ── Solution ── */
.solution-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.solution-lead {
  font-size: 18px;
  color: var(--text-muted);
  margin-bottom: 28px;
}
.check-list {
  list-style: none;
  margin-bottom: 36px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.check-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 16px;
  font-weight: 500;
}
.check-list li::before {
  content: '';
  width: 20px;
  height: 20px;
  background: url("data:image/svg+xml,%3Csvg width='20' height='20' viewBox='0 0 20 20' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='10' cy='10' r='10' fill='%2314b8a6'/%3E%3Cpath d='M6 10l3 3 5-5' stroke='white' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat;
  flex-shrink: 0;
}

.solution-visual { display: flex; justify-content: center; }
.solution-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--gray);
  border-radius: var(--radius-lg);
  padding: 32px;
}
.solution-card__before, .solution-card__after {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.solution-card__before span, .solution-card__after span {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.solution-card__window {
  width: 120px;
  height: 90px;
  border-radius: 8px;
  border: 2px solid #e2e8f0;
  position: relative;
  overflow: hidden;
}
.solution-card__window::before, .solution-card__window::after {
  content: '';
  position: absolute;
  border-radius: 2px;
}
.solution-card__window--dirty {
  background: linear-gradient(145deg, #c8d4e0 0%, #b0bec5 100%);
}
.solution-card__window--dirty::before {
  width: 40%; height: 35%;
  top: 15%; left: 10%;
  background: rgba(80,60,40,.2);
  transform: rotate(-15deg);
}
.solution-card__window--dirty::after {
  width: 60%; height: 20%;
  top: 55%; right: 5%;
  background: rgba(60,50,30,.15);
  transform: rotate(8deg);
}
.solution-card__window--clean {
  background: linear-gradient(145deg, #ccfbf1 10%, #5eead4 100%);
}
.solution-card__window--clean::before {
  width: 30%; height: 50%;
  top: 10%; left: 10%;
  background: rgba(255,255,255,.5);
  border-radius: 4px;
}

/* ── Services ── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 48px;
}
.service-card {
  background: var(--white);
  border: 1.5px solid #e2e8f0;
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: all var(--trans);
}
.service-card:hover { border-color: var(--blue); box-shadow: var(--shadow); transform: translateY(-4px); }
.service-card__icon {
  width: 56px; height: 56px;
  background: rgba(20,184,166,.08);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--blue);
}
.service-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.service-card p { font-size: 14px; color: var(--text-muted); }

/* ── Products ── */
.products-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 48px;
  max-width: 840px;
  margin-left: auto;
  margin-right: auto;
}
.product-card {
  border: 1.5px solid #e2e8f0;
  border-radius: var(--radius-lg);
  padding: 36px;
  position: relative;
}
.product-card--featured {
  border-color: var(--teal);
  background: linear-gradient(135deg, #f0fdfa 0%, #ccfbf1 100%);
}
.product-card__badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--blue);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 20px;
}
.product-card__tag {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 8px;
}
.product-card__title { font-size: 22px; font-weight: 800; margin-bottom: 12px; }
.product-card__desc { font-size: 15px; color: var(--text-muted); margin-bottom: 24px; }
.product-list { list-style: none; margin-bottom: 28px; display: flex; flex-direction: column; gap: 10px; }
.product-list li {
  font-size: 14px;
  padding-left: 22px;
  position: relative;
  color: var(--text);
}
.product-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--blue);
  font-weight: 700;
}

/* ── Steps ── */
.steps {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-top: 48px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}
.step {
  display: flex;
  gap: 20px;
  padding: 24px 24px 24px 0;
  border-bottom: 1px solid #e2e8f0;
}
.step:nth-child(odd) { border-right: 1px solid #e2e8f0; padding-right: 40px; }
.step:nth-child(even) { padding-left: 40px; }
.step:nth-last-child(-n+2) { border-bottom: none; }
.step__num {
  width: 48px; height: 48px;
  background: var(--blue);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  flex-shrink: 0;
}
.step__body h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.step__body p { font-size: 14px; color: var(--text-muted); }

/* ── Tariffs ── */
.tariffs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.tariff-card {
  border: 1.5px solid #e2e8f0;
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  position: relative;
  transition: all var(--trans);
}
.tariff-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.tariff-card--featured {
  border-color: var(--blue);
  background: var(--navy);
  color: #fff;
}
.tariff-card__popular {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--blue);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 20px;
}
.tariff-card__name {
  font-size: 24px;
  font-weight: 900;
  letter-spacing: .05em;
  margin-bottom: 4px;
}
.tariff-card--featured .tariff-card__name { color: var(--blue); }
.tariff-card__freq { font-size: 15px; color: var(--text-muted); margin-bottom: 28px; }
.tariff-card--featured .tariff-card__freq { color: rgba(255,255,255,.6); }
.tariff-list { list-style: none; margin-bottom: 28px; display: flex; flex-direction: column; gap: 12px; }
.tariff-list li {
  font-size: 14px;
  padding-left: 24px;
  position: relative;
}
.tariff-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--blue);
  font-weight: 700;
}
.tariff-card--featured .tariff-list li { color: rgba(255,255,255,.8); }

/* ── Trust blocks ── */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}
.trust-block {
  text-align: center;
  padding: 32px 24px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  transition: all var(--trans);
}
.trust-block:hover { background: rgba(255,255,255,.08); transform: translateY(-4px); }
.trust-block__icon {
  width: 72px; height: 72px;
  background: rgba(20,184,166,.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: var(--blue);
}
.trust-block h3 { font-size: 17px; font-weight: 700; color: #fff; margin-bottom: 8px; }
.trust-block p { font-size: 14px; color: rgba(255,255,255,.6); }

/* ── Gallery ── */
.gallery { margin-top: 48px; }
.gallery-item--before-after {
  display: flex;
  align-items: center;
  gap: 24px;
  justify-content: center;
  margin-bottom: 24px;
}
.gallery-item__half { flex: 1; max-width: 420px; }
.gallery-item__divider { flex-shrink: 0; }
.gallery-placeholder {
  aspect-ratio: 4/3;
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.gallery-placeholder--dirty {
  background: linear-gradient(145deg, #c8d4e0, #b0bec5);
  color: #64748b;
  border: 2px dashed #94a3b8;
}
.gallery-placeholder--clean {
  background: linear-gradient(145deg, #ccfbf1, #5eead4);
  color: var(--teal-dark);
  border: 2px dashed var(--teal);
}
.gallery-placeholder-note {
  text-align: center;
  padding: 32px;
  background: rgba(20,184,166,.05);
  border: 1.5px dashed rgba(20,184,166,.3);
  border-radius: var(--radius);
}
.gallery-placeholder-note p { color: var(--text-muted); font-size: 14px; line-height: 2; }

/* ── Before / After pairs ── */
.ba-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-top: 32px;
}
.ba-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  background: var(--white);
  padding: 16px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.ba-pair__cell { position: relative; aspect-ratio: 4/3; overflow: hidden; border-radius: var(--radius); }
.ba-pair__cell img { width: 100%; height: 100%; object-fit: cover; display: block; }
.ba-pair__label {
  position: absolute;
  top: 12px; left: 12px;
  background: rgba(0,0,0,.7);
  color: #fff;
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.ba-pair__label--after { background: var(--teal); }
@media (max-width: 640px) {
  .ba-pair { grid-template-columns: 1fr; }
}

/* ── Work photos grid ── */
.work-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
  margin-top: 32px;
}
.work-item {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--gray);
  cursor: pointer;
  transition: transform var(--trans);
}
.work-item:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.work-item img, .work-item video {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.work-item__caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 16px 12px 10px;
  background: linear-gradient(transparent, rgba(0,0,0,.75));
  color: #fff;
  font-size: 13px;
}

/* ── Lightbox ── */
.lightbox {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.92);
  z-index: 300;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.lightbox.open { display: flex; }
.lightbox img, .lightbox video {
  max-width: 100%;
  max-height: 100%;
  border-radius: var(--radius);
}
.lightbox__close {
  position: absolute;
  top: 16px; right: 16px;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,.15);
  border: none;
  color: #fff;
  cursor: pointer;
  font-size: 22px;
}

/* ── Reviews ── */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.review-card {
  background: var(--white);
  border: 1.5px solid #e2e8f0;
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--trans);
}
.review-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.review-card__stars { color: #f59e0b; font-size: 18px; margin-bottom: 16px; letter-spacing: 2px; }
.review-card__text { font-size: 15px; color: var(--text-muted); margin-bottom: 20px; line-height: 1.7; }
.review-card__author { display: flex; align-items: center; gap: 12px; }
.review-card__avatar {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  flex-shrink: 0;
}
.review-card__name { font-size: 15px; font-weight: 700; }
.review-card__biz { font-size: 13px; color: var(--text-muted); }

/* ── Why us ── */
.why-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.why-item { grid-column: span 2; }
.why-item:nth-child(4) { grid-column: 2 / span 2; }
.why-item:nth-child(5) { grid-column: 4 / span 2; }
.why-item {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-start;
  padding: 28px 24px;
  background: var(--white);
  border: 1.5px solid #e2e8f0;
  border-radius: var(--radius);
  transition: all var(--trans);
}
.why-item:hover { border-color: var(--blue); box-shadow: var(--shadow); }
.why-item__icon {
  width: 52px; height: 52px;
  background: rgba(20,184,166,.08);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.why-item h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.why-item p { font-size: 14px; color: var(--text-muted); }

/* ── Final CTA ── */
.cta-final {
  position: relative;
  padding: 120px 0;
  overflow: hidden;
}
.cta-final__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #000 0%, #0a0a0a 60%, #0f766e 100%);
}
.cta-final__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(20,184,166,.2) 0%, transparent 70%);
}
.cta-final__content { position: relative; z-index: 1; text-align: center; }
.cta-final__title {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 900;
  color: #fff;
  margin-bottom: 16px;
}
.cta-final__sub { font-size: 18px; color: rgba(255,255,255,.7); margin-bottom: 40px; }
.cta-final__btns { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ── Contacts ── */
.contacts-grid {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  margin-top: 40px;
}
.contact-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: var(--gray);
  border-radius: var(--radius);
  min-width: 240px;
}
.contact-item__icon {
  width: 48px; height: 48px;
  background: var(--white);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-item__label { font-size: 12px; color: var(--text-muted); margin-bottom: 2px; font-weight: 600; letter-spacing: .05em; text-transform: uppercase; }
.contact-item__value { font-size: 16px; font-weight: 700; color: var(--text); text-decoration: none; }
.contact-item__value:hover { color: var(--blue); }

/* ── Footer ── */
.footer {
  background: var(--navy);
  padding: 40px 0;
}
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer__tagline { color: rgba(255,255,255,.5); font-size: 14px; }
.footer__copy { color: rgba(255,255,255,.35); font-size: 13px; }

/* ── Floating TG ── */
.tg-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 60px;
  height: 60px;
  background: var(--teal);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(20,184,166,.4);
  z-index: 50;
  transition: all var(--trans);
  animation: tgPulse 2s ease infinite;
}
.tg-float:hover { transform: scale(1.1); box-shadow: 0 8px 28px rgba(20,184,166,.55); }
@keyframes tgPulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(20,184,166,.4); }
  50% { box-shadow: 0 4px 32px rgba(20,184,166,.7); }
}

/* ── Modal ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.65);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--trans);
}
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  max-width: 480px;
  width: 100%;
  position: relative;
  transform: scale(.95) translateY(20px);
  transition: transform .3s ease;
  text-align: center;
}
.modal-overlay.open .modal { transform: scale(1) translateY(0); }
.modal__close {
  position: absolute;
  top: 16px; right: 16px;
  width: 36px; height: 36px;
  background: var(--gray);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--trans);
}
.modal__close:hover { background: #e2e8f0; }
.modal__icon { margin-bottom: 16px; }
.modal__title { font-size: 22px; font-weight: 800; margin-bottom: 8px; }
.modal__sub { font-size: 15px; color: var(--text-muted); margin-bottom: 28px; }
.modal__form { display: flex; flex-direction: column; gap: 12px; }
.modal__input {
  width: 100%;
  padding: 14px 16px;
  border: 1.5px solid #e2e8f0;
  border-radius: 8px;
  font-size: 15px;
  font-family: inherit;
  outline: none;
  transition: border-color var(--trans);
}
.modal__input:focus { border-color: var(--blue); }
.modal__policy { font-size: 12px; color: var(--text-muted); margin-top: 4px; }
.modal__success {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 20px 0;
}
.modal__success h3 { font-size: 22px; font-weight: 800; }
.modal__success p { color: var(--text-muted); }

/* ── Responsive ── */
@media (max-width: 900px) {
  .section { padding: 72px 0; }
  .header__nav, .header__cta { display: none; }
  .burger { display: flex; }
  .solution-wrap { grid-template-columns: 1fr; }
  .solution-visual { order: -1; }
  .products-grid { grid-template-columns: 1fr; max-width: 480px; }
  .tariffs-grid { grid-template-columns: 1fr; max-width: 400px; margin-left: auto; margin-right: auto; }
  .trust-grid { grid-template-columns: 1fr; }
  .reviews-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr 1fr; }
  .why-item, .why-item:nth-child(4), .why-item:nth-child(5) { grid-column: span 1; }
  .steps { grid-template-columns: 1fr; }
  .step:nth-child(odd) { border-right: none; padding-right: 0; border-bottom: 1px solid #e2e8f0; }
  .step:nth-child(even) { padding-left: 0; }
  .step:last-child { border-bottom: none; }
}

@media (max-width: 640px) {
  .hero__btns { flex-direction: column; }
  .hero__btns .btn { justify-content: center; }
  .hero__trust { flex-direction: column; gap: 12px; }
  .gallery-item--before-after { flex-direction: column; }
  .gallery-item__divider { transform: rotate(90deg); }
  .cta-final__btns { flex-direction: column; align-items: center; }
  .why-grid { grid-template-columns: 1fr; }
  .contacts-grid { flex-direction: column; }
  .footer__inner { flex-direction: column; text-align: center; }
  .modal { padding: 36px 24px; }
}